1 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5 2009-10-15 Richard Guenther <rguenther@suse.de>
7 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
9 2009-10-15 Jakub Jelinek <jakub@redhat.com>
11 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
12 add --with-tune{,-32,-64} configured default for -mtune if explicit
15 2009-10-14 DJ Delorie <dj@redhat.com>
17 * config/h8300/h8300.c (F): New.
19 (h8300_emit_stack_adjustment): Call them.
21 (h8300_push_pop): Likewise.
22 (h8300_expand_prologue): Likewise.
23 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
24 (MUST_USE_SJLJ_EXCEPTIONS): Define.
25 (INCOMING_RETURN_ADDR_RTX): Define.
26 (INCOMING_FRAME_SP_OFFSET): Define.
27 (DWARF_CIE_DATA_ALIGNMENT): Define.
29 2009-10-14 Jakub Jelinek <jakub@redhat.com>
31 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
32 fields in builtin structs.
33 (finalize_record_size): Likewise.
35 2009-10-14 Richard Guenther <rguenther@suse.de>
37 * gimple.c (gtc_ob): New global.
38 (struct type_pair_d): Replace pointers with type UIDs.
39 (type_pair_hash): Adjust.
40 (type_pair_eq): Likewise.
41 (lookup_type_pair): Likewise. Allocate from an obstack.
42 (gimple_force_type_merge): Adjust.
43 (gimple_types_compatible_p): Likewise.
44 (free_gimple_type_tables): Free the obstack.
46 2009-10-14 Jakub Jelinek <jakub@redhat.com>
48 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
49 stmts setting DEBUG_EXPR_DECLs.
51 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
52 Don't crash if mode1 is VOIDmode.
54 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
56 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
57 * params.h (IRA_LOOP_RESERVED_REGS): New
58 * tree-pass.h (pass_subregs_of_mode_init,
59 pass_subregs_of_mode_finish): Remove.
60 * passes.c (pass_subregs_of_mode_init,
61 pass_subregs_of_mode_finish): Remove.
62 (pass_reginfo_init): Move before loop optimizations.
63 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
64 * common.opt (fira-loop-pressure): New.
65 * toplev.h (flag_ira_loop_pressure): New.
66 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
68 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
69 Make external and void type functions.
70 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
71 pass_subregs_of_mode_finish): Remove.
72 * ira-costs.c (init_costs): Call init_subregs_of_mode.
73 * regmove.c: Include ira.h.
74 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
75 register pressure calculation in loops.
76 * loop-invariant.c: Include REGS_H and ira.h.
77 (struct loop_data): New members max_reg_pressure, regs_ref, and
79 (struct invariant): New member orig_regno.
80 (curr_loop): New variable.
81 (find_exits): Initialize regs_ref and regs_live.
82 (create_new_invariant): Initialize orig_regno.
83 (get_cover_class_and_nregs): New.
84 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
85 array. Add code for flag_ira_loop_pressure.
86 (gain_for_invariant): Make new_regs an array. Add code for
87 flag_ira_loop_pressure.
88 (best_gain_for_invariant): Ditto.
89 (set_move_mark): New parameter gain. Use it for debugging output.
90 (find_invariants_to_move): Make regs_needed and new_regs an array.
91 Add code for flag_ira_loop_pressure.
92 (move_invariant_reg): Set up orig_regno.
93 (move_invariants): Set up reg classes for pseudos for
94 flag_ira_loop_pressure.
95 (free_loop_data): Clear regs_ref and regs_live.
96 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
97 get_regno_cover_class, change_pressure, mark_regno_live,
98 mark_regno_death, mark_reg_store, mark_reg_clobber,
99 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
100 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
101 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
102 register pressure calculation in loops if new regs were added.
103 Call finish_subregs_of_mode.
104 * opts.c (decode_options): Set up flag_ira_loop_pressure.
105 * Makefile.in (loop-invariant.o): Add ira.h.
107 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
109 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
111 2009-10-14 Richard Guenther <rguenther@suse.de>
113 * lto-symtab.c (lto_symtab_compatible): Fold in ...
114 (lto_symtab_merge): ... here. Rewrite both to take the
115 prevailing and a to-be-merged entry and to queue diagnostics
117 (lto_symtab_resolve_replaceable_p): New predicate for
119 (lto_symtab_resolve_can_prevail_p): Likewise.
120 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
121 handles merging commons by choosing the largest decl. Fold
122 in code that gives ODR errors.
123 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
125 (lto_symtab_merge_decls_1): Re-structure. Deal with the
126 case of no prevailing decl here. Diagnose mismatches
127 in object types here. Drop all but the prevailing decls.
128 (lto_symtab_prevailing_decl): Return the single prevailing decl.
129 * lto-streamer-in.c (lto_input_tree_ref): Deal with
130 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
132 2009-10-14 Richard Guenther <rguenther@suse.de>
135 * lto-streamer-in.c (input_bb): Replace debug stmts with
136 nops instead of dropping them.
138 2009-10-14 Nick Clifton <nickc@redhat.com>
140 * gcc/doc/extended.texi: Replace the dash character with
141 @minus{} in situations where it is being used as a minus
143 * gcc/doc/tm.texi: Likewise.
144 * gcc/doc/md.texi: Likewise.
146 2009-10-14 Jakub Jelinek <jakub@redhat.com>
148 PR preprocessor/41543
149 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
150 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
151 * tree.c: Include intl.h.
152 (expand_location): Handle BUILTINS_LOCATION.
153 * Makefile.in (tree.o): Depend on intl.h.
156 * dwarf2out.c (dwarf2out_var_location): Always clear
157 last_postcall_label when changing last_label.
159 2009-10-14 Pascal Obry <obry@adacore.com>
161 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
162 (process_command): Handle -E as done with -c and -S. Do not add
163 the target executable suffix to the output file when -E is used.
164 (main): Adjust error message accordingly.
166 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
172 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
174 (tree_code_size): Likewise.
176 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
178 * builtins.c (fold_builtin_1): Support complex "arc" functions.
179 * real.h (HAVE_mpc_arc): Define.
181 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
183 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
184 (struct builtin_description): Add fndecl field.
185 (bdesc): Remove const qualifier. Update initializer.
186 (sh_media_init_builtins): Remove const qualifier for d. Record
187 the result of add_builtin_function to the fndecl field.
188 (sh_builtin_decl): New.
189 (sh_media_builtin_decl): New.
191 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
194 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
195 requests between special registers.
197 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
199 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
201 2009-10-13 Richard Henderson <rth@redhat.com>
203 PR tree-optimization/41377
204 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
205 (cleanup_empty_eh_merge_phis): New change_region parameter;
206 pass it on to redirect_eh_edge_1. Update callers.
207 (cleanup_empty_eh_unsplit): Don't require an existing EH label
208 at the destination block.
210 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
212 * passes.c (register_pass): Replaced gcc_unreachable by
213 fatal_error on failure. Mentions plugins in comments & messages.
215 2009-10-13 Jakub Jelinek <jakub@redhat.com>
218 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
219 * sched-vis.c (print_value): Use it.
220 * cselib.c (cselib_hash_rtx): Likewise.
221 * print-rtl.c (print_rtx): Likewise.
222 * cfgexpand.c (expand_debug_rtx): Likewise.
223 * var-tracking.c (vt_expand_loc_callback): Likewise.
225 2009-10-13 Richard Guenther <rguenther@suse.de>
228 * opts.c (handle_option): Split out code to handle setting
229 the options flag var ...
230 (set_option): ... here.
231 * opts.h (set_option): Declare.
232 * lto-opts.c (register_user_option_p): Include -fexceptions
233 and all position independent code variants.
234 (handle_common_option): Remove.
235 (lto_reissue_options): Use set_option.
237 2009-10-13 Martin Jambor <mjambor@suse.cz>
239 PR tree-optimization/41661
240 * ipa-prop.c (compute_complex_pass_through): Allow only operations
241 that are tcc_comparisons or do not change the type in any
243 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
244 folding tcc_comparison operations.
246 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
248 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
251 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
257 * tree.def (DEBUG_EXPR_DECL): New.
258 * rtl.def (DEBUG_EXPR): New.
259 * gengtype.c (adjust_field_rtx_def): Handle it.
260 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
261 (insert_debug_temp_for_var_def): ... this. Drop support for
262 moving. Take iterator for def stmt; insert debug stmt before it.
263 Scan early for use count and kind in debug stmts.
264 (propagate_defs_into_debug_stmts): Rename to...
265 (insert_debug_temps_for_defs): ... this. Likewise.
266 * tree.h (DEBUG_TEMP_UID): New.
267 * tree.c (next_debug_decl_uid): New.
268 (make_node_stat): Count debug decls separately.
269 (copy_node_stat): Likewise.
270 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
271 * var-tracking.c (dv_is_decl_p): Recognize it.
272 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
273 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
274 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
275 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
276 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
277 (cselib_hash_rtx): Likewise.
278 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
279 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
281 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
282 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
283 * rtl.c (copy_rtx): Likewise.
284 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
285 * print-rtl.c (print_rtx): Likewise.
286 * sched-vis.c (print_value): Likewise.
287 (print_insn): Handle DEBUG_EXPR_DECL.
288 * tree-dump.c (dequeue_and_dump): Likewise.
289 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
290 * gimple-iterator (gsi_replace): Check for same lhs.
291 (gsi_remove): Insert debug temps.
292 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
293 (move_computations_stmt): Drop explicit propagation into debug stmts.
294 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
295 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
296 * tree-ssa-sink.c (statement_sink_location): Likewise.
297 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
298 * tree-ssanames.c (release_ssa_name): Adjust for rename.
299 * tree-flow.h: Likewise.
300 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
301 debug temps without values.
302 (eliminate_unnecessary_stmts): Don't discard just-inserted
305 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
308 * config/cris/cris.md (andu): Check that operand 1 is one of the
309 general registers. Fix typo in head comment.
311 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
313 * config/i386/i386.md (vswapmov): New.
314 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
315 (ix86_function_ms_hook_prologue): New.
316 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
317 * configure.ac: Test for swap suffix support in as.
318 * configure: Rebuild.
320 2009-10-12 Jakub Jelinek <jakub@redhat.com>
323 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
324 paradoxical subregs to prevent partial register stalls if the inner
325 mode is integer mode.
327 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
331 2009-10-12 Dodji Seketeli <dodji@redhat.com>
334 * gcc/dwarf2out.c (template_parameter_pack_die,
335 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
337 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
340 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
342 (maybe_register_def): Likewise. Take stmt iterator.
343 (rewrite_update_stmt): Take stmt iterator and pass it on.
344 (rewrite_update_enter_block): Pass stmt iterator.
346 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
348 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
349 (spu_builtin_decl): New function.
351 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/i386.md (SWIM): New mode iterator.
354 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
355 using SWIM mode iterator.
356 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
357 patterns using SWI48 mode iterator.
358 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
359 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
360 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
361 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
362 patterns using SWI248 mode iterator.
363 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
364 gen_x86_movdicc_0_m1_rex64 for renamed function
366 2009-10-11 Jose Ruiz <ruiz@adacore.com>
367 Eric Botcazou <ebotcazou@adacore.com>
370 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
371 * config/sparc/sol2-unwind.h: New file.
373 2009-10-11 Olivier Hainque <hainque@adacore.com>
374 Eric Botcazou <ebotcazou@adacore.com>
377 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
378 * config/i386/sol2-unwind.h: New file.
380 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
383 * config/i386/i386.md (addsi_1_zext): Get the proper second
386 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
388 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
389 all OLD_RTXes, not just REGs. Use copy_rtx to create the
392 2009-10-11 Richard Guenther <rguenther@suse.de>
394 * gimple.c (iterative_hash_type_name): Do not handle special
397 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
400 (*setcc_si_1_and): Ditto.
401 (*setcc_si_1_movzbl): Ditto.
402 (*setcc_<mode>_2): Ditto.
403 (*setcc_qi): Rename from *setcc_1.
404 (*setcc_qi_slp): Rename from *setcc_2.
406 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
407 (*zero_extendqisi2_movzbw_and splitter): Ditto.
409 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
410 "if" condition, there is already assert with reload_completed present.
412 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
414 * plugin.c (try_init_one_plugin): Improve constness of variable err.
416 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
418 * doc/install.texi (Final install): Refer to
419 http://gcc.gnu.org/bugs/ for bug reporting.
421 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
423 * configure.ac: Add test for dci instruction.
424 * configure: Regenerate.
425 * config.in: Likewise.
426 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
427 * doc/invoke.texi: Add cpu_type 476 and 476fp.
428 (-mmulhw): Add 476 to description.
430 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
431 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
432 (processor_target_table): Add 476 and 476fp entries.
433 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
434 (rs6000_issue_rate): Add CPU_PPC476.
435 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
436 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
437 (processor_type): Add PROCESSOR_PPC476.
438 (EXTRA_SPECS): Add asm_cpu_476 string.
439 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
440 (define_attr "cpu"): Add ppc476.
442 Update comments for 476.
443 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
444 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
445 Update copyright year.
446 * config/rs6000/476.md: New file.
447 * config/rs6000/40x.md: Add description for "isel" attribute.
448 Update copyright year.
449 * config/rs6000/440.md: Likewise.
450 * config/rs6000/603.md: Likewise.
451 * config/rs6000/6xx.md: Likewise.
452 * config/rs6000/7450.md: Likewise.
453 * config/rs6000/7xx.md: Likewise.
454 * config/rs6000/8540.md: Likewise.
455 * config/rs6000/cell.md: Likewise.
456 * config/rs6000/e300c2c3.md: Likewise.
457 * config/rs6000/e500mc.md: Likewise.
458 * config/rs6000/mpc.md: Likewise.
459 * config/rs6000/power4.md: Likewise.
460 * config/rs6000/power5.md: Likewise.
461 * config/rs6000/power6.md: Likewise.
462 * config/rs6000/power7.md: Likewise.
463 * config/rs6000/rios1.md: Likewise.
464 * config/rs6000/rios2.md: Likewise.
465 * config/rs6000/rs64.md: Likewise.
467 2009-10-10 Richard Guenther <rguenther@suse.de>
469 PR tree-optimization/41654
470 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
471 a cond expr before calling gimple_cond_set_condition_from_tree.
472 (ifcombine_iforif): Likewise.
474 2009-10-09 Ian Lance Taylor <iant@google.com>
476 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
477 * configure: Rebuild.
479 2009-10-09 Neil Vachharajani <nvachhar@google.com>
481 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
484 2009-10-09 Richard Guenther <rguenther@suse.de>
487 * target-def.h (TARGET_BUILTIN_DECL): Define.
488 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
489 * target.h (struct gcc_target): Add builtin_decl target hook.
490 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
491 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
493 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
495 (lto_output_builtin_tree): Sorry if the target does not support
496 streaming target builtins.
497 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
498 (rs6000_builtin_decl): New function.
499 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
500 (ix86_builtin_decl): New function.
502 2009-10-09 Jakub Jelinek <jakub@redhat.com>
504 PR preprocessor/41445
505 * c-ppoutput.c (do_line_change): New function.
506 (cb_line_change): Use it.
507 (scan_translation_unit): Call do_line_change if
508 avoid_paste or PREV_WHITE and token location is on a different line
512 * dwarf2out.c (dwarf2out_init): Test whether
513 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
516 PR rtl-optimization/41646
517 * calls.c (expand_call): For BLKmode types returned in registers
518 avoid likely spilled hard regs in copy_blkmode_from_reg generated
521 2009-10-09 Richard Guenther <rguenther@suse.de>
523 PR tree-optimization/41634
524 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
525 we remove the correct elements.
526 (optimize_stmt): Make sure to update stmt operands before
527 optimizing redundancies.
529 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
531 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
533 2009-10-09 Richard Guenther <rguenther@suse.de>
536 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
538 (lto_wrapper_exit): New function.
540 (fatal_perror): Likewise.
541 (fork_execute): Use global args_name, do not free it.
542 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
543 * lto-streamer.h: Remove duplicate prototypes.
545 2009-10-09 Richard Guenther <rguenther@suse.de>
547 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
548 before calling stmt_can_throw_external.
550 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
552 PR tree-optimization/40071
553 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
554 pointer if the original data reference doesn't conflict with the
555 created vector data reference. Fix long line.
557 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/i386.md (any_div): New code iterator.
560 (u): Handle div and udiv.
562 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
564 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
565 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
566 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
567 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
569 2009-10-08 Joseph Myers <joseph@codesourcery.com>
571 * gcc.c (main): Remove trailing "." from diagnostics.
573 2009-10-08 Cary Coutant <ccoutant@google.com>
575 Add support for debugging with ICF (Identical Code Folding).
576 * calls.c (debug.h): New #include.
577 (emit_call_1): Call virtual_call_token debug hook.
578 * common.opt (-fenable-icf-debug): New option.
579 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
580 locations in the source).
581 (poc_label_num): New variable.
582 (dcall_entry, vcall_entry): New typedefs.
583 (dcall_table, vcall_table): New variables.
584 (struct vcall_insn): New type.
585 (vcall_insn_table): New variable.
586 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
587 (size_of_dcall_table): New function.
588 (output_dcall_table): New function.
589 (size_of_vcall_table): New function.
590 (output_vcall_table): New function.
591 (dwarf2out_direct_call): New function.
592 (vcall_insn_table_hash): New function.
593 (vcall_insn_table_eq): New function.
594 (dwarf2out_virtual_call_token): New function.
595 (dwarf2out_virtual_call): New function.
596 (dwarf2out_init): Allocate new tables and sections.
597 (prune_unused_types): Mark DIEs referenced from direct call table.
598 (dwarf2out_finish): Output direct and virtual call tables.
599 * final.c (final_scan_insn): Call direct_call and virtual_call
601 * debug.h (struct gcc_debug_hooks): Add direct_call,
602 virtual_call_token, virtual_call hooks.
603 (debug_nothing_uid): New function.
604 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
605 (debug_nothing_uid): New function.
606 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
607 (xcoff_debug_hooks): Likewise.
608 * sdbout.c (sdb_debug_hooks): Likewise.
609 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
610 * doc/invoke.texi (-fenable-icf-debug): New option.
612 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
615 * regmove.c (regmove_backward_pass): Replace src with dst in the
616 debug insn, and check for dst before rather than after.
618 2009-10-08 Janis Johnson <janis187@us.ibm.com>
620 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
621 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
623 2009-10-08 Jan Hubicka <jh@suse.cz>
626 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
627 do not mark cgraph nodes as needed.
628 (record_references_in_initializer): Add new only_vars parameter.
629 * cgraph.h (record_references_in_initializer): New parameter.
630 * varasm.c (assemble_variable): Update call.
631 * varpool.c (varpool_analyze_pending_decls): Always look for
634 2009-10-08 Anatoly Sokolov <aesok@post.ru>
636 * config/avr/avr.c (last_insn_address) Remove variable.
637 (expand_prologue): Don't initialise last_insn_address variable.
638 (final_prescan_insn): Don't output insn size.
639 * config/avr/avr.opt (msize): Remove switch.
640 * doc/invoke.texi (AVR Options): Remove documentation of -msize
643 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
645 * combine.c (label_tick_ebb_start): Fix comment.
646 (combine_instructions): Set label_tick and label_tick_ebb_start before
647 calling setup_incoming_promotions. Start them from 1. Increment
648 label_tick instead of deriving it from the BB index. Rather than
649 comparing ticks use the block from the previous iteration to decide
650 whether to start a new EBB. Remove empty lines before function.
652 2009-10-08 Michael Matz <matz@suse.de>
655 * builtins.c (fold_builtin_isascii): Use fold_build2.
656 (fold_builtin_isdigit): Ditto.
657 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
658 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
659 remove_useless_stmts_cond, remove_useless_stmts_tf,
660 remove_useless_stmts_tc, remove_useless_stmts_bind,
661 remove_useless_stmts_goto, remove_useless_stmts_label,
662 remove_useless_stmts_1, remove_useless_stmts,
663 pass_remove_useless_stmts): Remove.
664 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
665 * passes.c (init_optimization_passes): Don't add
666 pass_remove_useless_stmts.
667 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
668 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
670 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
671 for static constants.
672 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
673 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
675 2009-10-08 Richard Guenther <rguenther@suse.de>
677 * gimple.c (free_gimple_type_tables): New function.
678 * gimple.h (free_gimple_type_tables): Declare.
680 2009-10-07 Mark Heffernan <meheff@google.com>
682 * ipa-prop.c (ipa_print_node_params) Only print
683 names of named arguments.
685 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
687 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
688 being statically linked.
690 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
692 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
694 2009-10-08 Jan Hubicka <jh@suse.cz>
697 * ipa.c (cgraph_externally_visible_p,
698 function_and_variable_visibility,
699 whole_program_function_and_variable_visibility): Skip non-finalized
702 2009-10-08 Nick Clifton <nickc@redhat.com>
704 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
707 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
710 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
712 2009-10-07 Joseph Myers <joseph@codesourcery.com>
715 * c-common.c (c_fully_fold_internal): Strip nops from the result
716 of recursive calls to c_fully_fold_internal.
717 (c_wrap_maybe_const): New.
718 (c_save_expr): Use c_wrap_maybe_const.
719 * c-common.h (c_wrap_maybe_const): Declare.
720 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
721 build_binary_op): Use c_wrap_maybe_const.
723 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
725 * real.c: Fix comment to reflect actual exponent size.
727 2009-10-08 Ben Elliston <bje@au.ibm.com>
729 * config/rs6000/a2.md: Add FSF comment header.
731 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
733 * config/i386/i386.md (any_extend): New code iterator.
734 (u, s): New code attributes.
736 (DWIH): Rewrite as code iterator for SI and DI modes.
737 (DWI): Rewrite as mode attribute.
738 (dwi): New mode attribute.
739 (di): Depend on SI mode and DI mode.
740 (doubleint_general_operand): Remove mode attribute.
742 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
745 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
746 (*sub<mode>3_doubleword): Ditto.
748 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
749 using SWIM248 mode iterator.
750 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
751 using SWI48 mode iterator.
752 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
753 patterns using DWIH mode iterator and any_extend code iterator.
754 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
755 using any_extend code iterator.
756 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
757 patterns using DWIH mode iterator and any_extend code iterator.
758 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
759 using any_extend code iterator.
760 (<s>mul<mode>3_highpart): Macroize expander from
761 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
762 and any_extend code iterator.
763 (*<s>muldi3_highpart_1): Macroize insn from
764 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
765 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
766 patterns using any_extend code iterator.
767 (*<s>mulsi3_highpart_zext): Macroize insn from
768 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
770 2009-10-07 Jakub Jelinek <jakub@redhat.com>
772 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
773 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
774 refering to a DIE with DW_AT_const_value.
776 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
779 * ira-lives.c (check_and_make_def_conflict): Process all operands.
781 2009-10-06 Jan Hubicka <jh@suse.cz>
783 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
786 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
789 *lea_2_rex64): Move before *add<mode>_1 pattern.
791 2009-10-07 Jan Hubicka <jh@suse.cz>
793 * collect2.c (main): Add -fno-whole-program.
794 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
796 2009-10-07 Jan Hubicka <jh@suse.cz>
798 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
799 has no address taken.
800 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
802 (cgraph_clone_node): Clear externally_visible flag for clones.
803 * cgraph.h (cgraph_only_called_directly_p,
804 cgraph_can_remove_if_no_direct_calls_p): New predicates.
805 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
806 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
807 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
808 ipcp_insert_stage): Likwise.
809 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
810 externally_visible flag.
811 (verify_cgraph_node): Verify that inline clones look right.
812 (process_function_and_variable_attributes): Do not set
813 externally_visible flags.
814 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
816 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
818 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
819 clear externally_visible when turning into inline clones
820 (cgraph_mark_inline_edge): Use new predicates.
821 (cgraph_estimate_growth): Likewise.
822 (cgraph_decide_inlining): Likewise.
823 * ipa.c (cgraph_postorder): Likewise.
824 (cgraph_remove_unreachable_nodes): Likewise; sanity check
825 that inline clones are not needed.
826 (cgraph_externally_visible_p): New predicate.
827 (function_and_variable_visibility): Add whole_program parameter;
828 always set externally_visible flag; handle COMDAT function
830 (local_function_and_variable_visibility): New function.
831 (gate_whole_program_function_and_variable_visibility): New function.
832 (whole_program_function_and_variable_visibility): New function.
833 (pass_ipa_whole_program_visibility): New function.
834 * passes.c (init_optimization_passes): Add whole program visibility
836 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
837 not care about needed/reachable flags.
838 * varpool.c: Include flags.h
839 (decide_is_variable_needed): When doing LTO assume whole-program mode.
840 (varpool_finalize_decl): When we are in LTO read-back, all variables
842 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
844 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
846 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
849 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
851 * config.gcc: Don't include the makefile fragments intended for
853 * config/s390/fixdfdi.h: File removed.
854 * config/s390/libgcc-glibc.ver: File removed.
855 * config/s390/s390.h: Remove the fixdfdi.h hack.
856 * config/s390/t-crtstuff: File moved to libgcc dir.
857 * config/s390/t-linux: Likewise.
858 * config/s390/t-tpf: libgcc specific parts removed.
859 * config/s390/t-linux64: Likewise.
861 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
863 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
864 (lto-compress.o): Likewise.
866 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
869 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
870 dllexport to class members here.
871 (i386_pe_determine_dllimport_p): Only check static class data for
873 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
874 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
875 functions for vague linkage.
876 (i386_pe_type_dllexport_p): Fix formatting.
877 (maybe_add_dllexport) New function.
878 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
881 2009-10-07 Ben Elliston <bje@au.ibm.com>
883 * config/rs6000/a2.md: Remove duplicated lines.
885 2009-10-07 Ben Elliston <bje@au.ibm.com>
887 * config.gcc (powerpc*-*-*): Handle a2.
888 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
889 * config/rs6000/a2.md: New file.
890 * config/rs6000/rs6000.opt (mno-update): New.
891 (mupdate): Return to using a mask, not a var.
892 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
893 (enum processor_type): Add PROCESSOR_PPCA2.
894 * config/rs6000/rs6000.c (ppca2_cost): New costs.
895 (rs6000_override_options): Add "a2" to processor_target_table.
896 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
897 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
899 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
902 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
903 reference to nonexistent gen_truncxfxf2 function.
905 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
907 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
908 (DWIH, g, di, doubleint_general_operand): New mode attributes.
909 (general_operand): Handle TI mode.
910 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
911 using SDWIM mode iterator.
912 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
913 pattern from *add{di,ti}3_1 patterns and corresponding splitters
914 using DWI mode iterator.
915 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
916 patterns using SWI mode iterator.
917 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
918 using SWI48 mode iterator.
919 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
920 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
921 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
922 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
923 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
924 using SDWIM mode iterator.
925 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
926 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
927 using DWI mode iterator.
928 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
929 patterns using SWI mode iterator.
930 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
931 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
932 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
933 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
934 patterns using plusminus code iterator.
935 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
936 sub<mode>3 patterns using plusminus code iterator.
937 * config/i386/i386.c (override_options): Update the call to
938 gen_subdi_carry_rex64 for renamed function.
939 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
940 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
941 calls to instruction expanders.
943 2009-10-06 Martin Jambor <mjambor@suse.cz>
946 * opts.c (decode_options): Run IPA-SRA at -O2.
948 2009-10-06 Richard Guenther <rguenther@suse.de>
950 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
952 2009-10-06 Tobias Burnus <burnus@net-b.de>
955 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
956 -flto and -fwhole-program flags can be combined.
958 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
961 * gcc.c (process_command): Check that -o argument was specified.
963 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
965 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
967 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
969 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
970 * doc/invoke.texi (Warning Options): Annotate allowed languages
971 for -Wunsuffixed-float-constants.
973 2009-10-05 Jakub Jelinek <jakub@redhat.com>
975 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
976 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
977 same name and isn't the main variant.
980 * dwarf2out.c (loc_by_reference): Removed.
981 (dw_loc_list_1): New function.
982 (dw_loc_list): Remove toplev argument, add want_address argument.
983 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
984 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
985 want_address == 2 to dw_loc_list. For successful dw_loc_list
986 set have_address to 1 only if want_address is not 0.
988 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
990 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
991 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
992 a code block followed by two pointers.
993 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
994 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
995 (MIPS_MOVE): Likewise.
996 (MIPS_LUI): Likewise.
998 (MIPS_BAL): Likewise.
999 (MIPS_NOP): Likewise.
1000 (mips_asm_trampoline_template): Delete.
1001 (mips_trampoline_code_size): New function.
1002 (mips_trampoline_init): Add shorter sequences for all cases
1003 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1004 Calculate the opcodes directly, rather than copying from a template.
1005 Only flush the code part of the trampoline.
1006 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1008 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1010 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1011 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1012 (INCOMING_RETURN_ADDR_RTX): Likewise.
1013 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1015 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1016 with RETURN_ADDR_REGNUM.
1017 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1018 * config/mips/mips.c (mips16_build_call_stub): Replace
1019 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1020 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1021 (mips_print_operand_punctuation): Likewise.
1022 (mips_frame_set): Likewise.
1023 (mips16e_output_save_restore): Likewise.
1024 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1025 (mips_save_reg_p): Likewise.
1026 (mips_return_addr): Likewise.
1027 (mips_set_return_address): Likewise.
1028 (mips_direct_save_slot_move_p): Likewise.
1029 (mips_output_function_prologue): Likewise.
1030 (mips_restore_reg): Likewise.
1031 (mips_expand_epilogue): Likewise.
1032 (mips_epilogue_uses): Likewise.
1033 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1034 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1035 (clear_hazard_<mode>): Likewise.
1036 (call_internal): Likewise.
1037 (call_internal_direct): Likewise.
1038 (call_direct_split): Likewise.
1039 (call_value_internal): Likewise.
1040 (call_value_split): Likewise.
1041 (call_value_internal_direct): Likewise.
1042 (call_value_direct_split): Likewise.
1043 (call_value_multiple_internal): Likewise.
1044 (call_value_multiple_split): Likewise.
1046 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1047 Jakub Jelinek <jakub@redhat.com>
1049 PR rtl-optimization/41511
1050 * combine.c (record_value_for_reg): Pass explicit values as argument
1051 to get_last_value_validate.
1052 (get_last_value_validate): Document INSN parameter.
1053 For non-readonly MEMs, assume they might have been modified if INSN
1054 was in another basic block.
1055 (get_last_value): Minor reformatting.
1057 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1060 * final.c (asm_str_count): Split out from asm_insn_count.
1061 * rtl.h (asm_str_count): New prototype.
1062 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1065 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1067 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1069 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1070 Rafael Espindola <espindola@google.com>
1072 * gengtype.c (write_types): Moved call to write_func_for_structure
1073 into seperate loops.
1075 2009-10-05 Richard Guenther <rguenther@suse.de>
1078 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1079 (input_cgraph_1): Input toplevel asms.
1081 2009-10-05 Richard Guenther <rguenther@suse.de>
1084 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1085 (external_aggregate_decl_p): Likewise.
1086 (lto_symtab_compatible): Re-structure. Remove dead code.
1087 For variables ignore toplevel qualifiers when comparing types.
1088 Issue warnings, not errors for mismatched user-alignment.
1090 2009-10-05 Richard Guenther <rguenther@suse.de>
1094 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1095 (struct lto_symtab_identifier_def): Likewise.
1096 (struct lto_symtab_decl_def): Likewise.
1097 (struct lto_symtab_entry_def): New.
1098 (lto_symtab_identifier_t): Rename to ...
1099 (lto_symtab_entry_t): ... this.
1100 (lto_symtab_decls): Remove.
1101 (lto_symtab_base_hash): Rename to ...
1102 (lto_symtab_entry_hash): ... this.
1103 (lto_symtab_base_eq): Rename to ...
1104 (lto_symtab_entry_eq): ... this.
1105 (lto_symtab_base_marked_p): Rename to ...
1106 (lto_symtab_entry_marked_p): ... this.
1107 (lto_symtab_identifier_marked_p): Remove.
1108 (lto_symtab_decl_marked_p): Likewise.
1109 (lto_symtab_maybe_init_hash_tables): Rename to ...
1110 (lto_symtab_maybe_init_hash_table): ... this.
1111 (lto_symtab_set_resolution_and_file_data): Remove.
1112 (lto_symtab_register_decl): New function.
1113 (lto_symtab_get_identifier): Remove.
1114 (lto_symtab_get): New function.
1115 (lto_symtab_get_resolution): Adjust.
1116 (lto_symtab_get_identifier_decl): Remove.
1117 (lto_symtab_set_identifier_decl): Likewise.
1118 (lto_symtab_merge_decl): Rename to ...
1119 (lto_symtab_merge): ... this. Rewrite.
1120 (lto_symtab_merge_var): Remove.
1121 (lto_symtab_merge_fn): Likewise.
1122 (lto_symtab_prevailing_decl): Adjust.
1123 (lto_cgraph_replace_node): New function.
1124 (lto_symtab_merge_decls_2): Likewise.
1125 (lto_symtab_merge_decls_1): Likewise.
1126 (lto_symtab_fixup_var_decls): Likewise.
1127 (lto_symtab_resolve_symbols): Likewise.
1128 (lto_symtab_merge_decls): Likewise.
1129 (lto_symtab_prevailing_decl): Adjust.
1130 (lto_symtab_get_symtab_def): Remove.
1131 (lto_symtab_get_file_data): Likewise.
1132 (lto_symtab_clear_resolution): Adjust.
1133 (lto_symtab_clear_resolution): Likewise.
1134 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1135 (input_cgraph_1): Likewise.
1136 * lto-streamer-in.c (get_resolution): Do not provide fake
1137 symbol resolutions here.
1138 (deferred_global_decls): Remove.
1139 (lto_register_deferred_decls_in_symtab): Likewise.
1140 (lto_register_var_decl_in_symtab): Change signature, register
1141 variable via lto_symtab_register_decl.
1142 (lto_register_function_decl_in_symtab): Likewise.
1143 (lto_read_tree): Adjust.
1144 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1145 (lto_symtab_merge_var): Likewise.
1146 (lto_symtab_merge_fn): Likewise.
1147 (lto_symtab_register_decl): Declare.
1148 (lto_symtab_merge_decls): Likewise.
1150 2009-10-05 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/23821
1153 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1154 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1155 simple IV increments.
1157 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1159 * config/arm/arm.c (arm_override_options): Really initialize
1160 flag_dwarf2_cfi_asm to 0.
1162 2009-10-05 Doug Kwan <dougkwan@google.com>
1164 PR rtl-optimization/41574
1165 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1166 floating point and we are not doing unsafe math optimizations.
1168 2009-10-03 Simon Baldwin <simonb@google.com>
1169 Cary Coutant <ccoutant@google.com>
1170 Rafael Espindola <espindola@google.com>
1171 Richard Guenther <rguenther@suse.de>
1172 Jan Hubicka <jh@suse.cz>
1173 Doug Kwan <dougkwan@google.com>
1174 H.J. Lu <hongjiu.lu@intel.com>
1175 Bill Maddox <maddox@google.com>
1176 Ryan Mansfield <rmansfield@qnx.com>
1177 Diego Novillo <dnovillo@google.com>
1178 Ollie Wild <aaw@google.com>
1179 Kenneth Zadeck <zadeck@naturalbridge.com>
1181 * lto-cgraph.c: New file.
1182 * lto-compress.c: New file.
1183 * lto-compress.h: New file.
1184 * lto-opts.c: New file.
1185 * lto-section-in.c: New file.
1186 * lto-section-out.c: New file.
1187 * lto-streamer-in.c: New file.
1188 * lto-streamer-out.c: New file.
1189 * lto-streamer.c: New file.
1190 * lto-streamer.h: New file.
1191 * lto-symtab.c: New file.
1192 * lto-wpa-fixup.c: New file.
1193 * lto-wrapper.c: New file.
1195 2009-10-03 Simon Baldwin <baldwin@google.com>
1196 Ben Elliston <bje@au.ibm.com>
1197 Rafael Espindola <espindola@google.com>
1198 Nathan Froyd <froydnj@codesourcery.com>
1199 Jan Hubicka <jh@suse.cz>
1200 Doug Kwan <dougkwan@google.com>
1201 Diego Novillo <dnovillo@google.com>
1202 Kenneth Zadeck <zadeck@naturalbridge.com>
1204 * Makefile.in (enable_lto): New.
1205 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1206 (LINKER_PLUGIN_API_H): Define.
1207 (LTO_SYMTAB_H): Define.
1208 (LTO_STREAMER_H): Define.
1209 (TREE_VECTORIZER_H): Define.
1210 (INCLUDES): Add LIBELFINC.
1211 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1212 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1213 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1214 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1215 (native): Add lto-wrapper$(exeext)
1216 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1217 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1218 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1219 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1220 (varasm.o): Add dependency on tree-iterator.h.
1221 (cgraph.o): Add dependency on cif-code.def.
1222 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1223 (ipa-pure-const.o): Likewise.
1224 (GTFILES): Add lto-symtab.c.
1225 (install-lto-wrapper): New.
1226 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1227 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1228 * config.in: Regenerate.
1230 2009-10-03 Rafael Espindola <espindola@google.com>
1231 Diego Novillo <dnovillo@google.com>
1233 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1234 ipa_write_summaries.
1235 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1237 (cgraph_optimize): Make extern.
1239 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1240 Kenneth Zadeck <zadeck@naturalbridge.com>
1242 * toplev.c (in_lto_p): Declare.
1243 * collect2.c (scan_prog_file): Read all the output when reading
1244 information for LTO.
1245 (enum lto_mode_d): Declare.
1247 2009-10-03 Richard Guenther <rguenther@suse.de>
1248 Diego Novillo <dnovillo@google.com>
1250 * gimple.c: Include target.h and alias.h.
1251 (gimple_types): Declare.
1252 (type_hash_cache): Declare.
1253 (gimple_alloc_stat): Make extern.
1254 (gimple_build_eh_must_not_throw): Call
1255 gimple_eh_must_not_throw_set_fndecl.
1256 (struct type_pair_d): Declare.
1257 (type_pair_t): Declare.
1258 (type_pair_hash): New.
1259 (type_pair_eq): New.
1260 (lookup_type_pair): New.
1261 (gimple_force_type_merge): New.
1262 (compare_type_names_p): New.
1263 (compare_field_offset): New.
1264 (gimple_types_compatible_p): New.
1265 (struct sccs): Declare.
1266 (next_dfs_num): Declare.
1267 (iterative_hash_gimple_type): New.
1269 (iterative_hash_type_name): New.
1270 (iterative_hash_gimple_type): New.
1271 (gimple_type_hash): New.
1272 (gimple_type_eq): New.
1273 (gimple_register_type): New.
1274 (print_gimple_types_stats): New.
1275 (gimple_signed_or_unsigned_type): New.
1276 (gimple_unsigned_type): New.
1277 (gimple_signed_type): New.
1278 (gimple_get_alias_set): New.
1279 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1280 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1281 (gimple_force_type_merge): Declare.
1282 (gimple_types_compatible_p): Declare.
1283 (gimple_register_type): Declare.
1284 (print_gimple_types_stats): Declare.
1285 (gimple_unsigned_type): Declare.
1286 (gimple_signed_type): Declare.
1287 (gimple_get_alias_set): Declare.
1288 (gimple_eh_must_not_throw_set_fndecl): New.
1290 2009-10-03 Jan Hubicka <jh@suse.cz>
1291 Kenneth Zadeck <zadeck@naturalbridge.com>
1293 * ipa-pure-const.c: Include lto-streamer.h.
1294 (register_hooks): Factor out of ...
1295 (generate_summary): ... here.
1296 (pure_const_write_summary): New.
1297 (pure_const_read_summary): New.
1298 (pass_ipa_pure_const): Add pure_const_write_summary and
1299 pure_const_read_summary.
1300 * ipa-reference.c: Include lto-streamer.h.
1301 (add_new_function): New.
1302 (remove_node_data): New.
1303 (duplicate_node_data): New.
1304 (ipa_init): Guard against multiple calls.
1305 Move hook setup from analyze_function.
1306 (write_node_summary_p): New.
1307 (ipa_reference_write_summary): New.
1308 (ipa_reference_read_summary): New.
1309 (pass_ipa_reference): Add ipa_reference_write_summary and
1310 ipa_reference_read_summary.
1311 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1312 (struct cgraph_edge): Add fields lto_stmt_uid and
1313 call_stmt_cannot_inline_p.
1314 (cgraph_optimize): Declare.
1315 (cgraph_decide_is_function_needed): Declare.
1316 (reset_inline_failed): Declare.
1317 (enum LTO_cgraph_tags): Declare.
1318 (LTO_cgraph_tag_names): Declare.
1319 (LCC_NOT_FOUND): Define.
1321 2009-10-03 Doug Kwan <dougkwan@google.com>
1322 Rafael Espindola <espindola@google.com>
1323 Jan Hubicka <jh@suse.cz>
1324 Diego Novillo <dnovillo@google.com>
1325 Kenneth Zadeck <zadeck@naturalbridge.com>
1327 * passes.c (all_regular_ipa_passes): New.
1328 (all_ipa_passes): Rename to all_small_ipa_passes.
1329 (init_optimization_passes): Init all_regular_ipa_passes.
1330 * tree-pass.h (all_regular_ipa_passes): New.
1331 (all_ipa_passes): Rename to all_small_ipa_passes.
1332 * passes.c (all_lto_gen_passes): New.
1333 (init_optimization_passes): Initialize all_lto_gen_passes.
1334 (execute_ipa_summary_passes): Make non-static.
1335 (ipa_write_summaries_1): New.
1336 (ipa_write_summaries_2): New.
1337 (ipa_write_summaries): New.
1338 (ipa_write_summaries_of_cgraph_node_set): New.
1339 (ipa_read_summaries_1): New.
1340 (ipa_read_summaries): New.
1341 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1342 (execute_regular_ipa_pass_list): Remove.
1343 (init_optimization_passes): Schedule
1344 pass_rebuild_cgraph_edges and pass_early_inline outside
1345 of pass_all_early_optimizations. Document reason.
1346 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1347 pass_ipa_lto_finish_out): New pass.
1348 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1349 (execute_all_ipa_transforms): New.
1350 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1351 (dump_properties, debug_properties): New.
1352 * tree-optimize.c (gate_all_early_local_passes): Return
1353 false if we are in lto1.
1354 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1355 * tree-pass.h (execute_all_ipa_transforms): Declare.
1356 (pass_ipa_function_and_variable_visibility): Declare.
1357 (pass_ipa_early_inline): Declare.
1358 (pass_ipa_lto_gimple_out): Declare.
1359 (pass_ipa_lto_wpa_fixup): Declare.
1360 (pass_ipa_lto_finish_out): Declare.
1361 (all_small_ipa_passes, all_regular_ipa_passes,
1362 all_lto_gen_passes): Declare.
1363 (execute_ipa_summary_passes): Declare.
1364 (execute_all_ipa_transforms): Declare.
1365 (ipa_write_summaries): Declare
1366 (ipa_write_summaries_of_cgraph_node_set): Declare.
1367 (ipa_read_summaries): Declare.
1369 2009-10-03 Doug Kwan <dougkwan@google.com>
1370 Ollie Wild <aaw@google.com>
1372 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1374 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1375 (lto_mode): New variable.
1376 (maybe_run_lto_and_relink): Handle the -fwpa option.
1377 (main): Handle the -fwpa option.
1378 (maybe_unlink_list): New function.
1379 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1380 * common.opt (flto): New flag.
1381 * toplev.c (flag_generate_lto): Declare.
1383 2009-10-03 Simon Baldwin <simonb@google.com>
1385 * common.opt (flto-compression-level): New flag.
1387 * opts.c: Include lto-opts.h.
1388 (handle_option): Call lto_register_user_option for each
1389 valid option handled.
1390 (decode_options): Clear registered options before the options
1393 2009-10-03 Cary Coutant <ccoutant@google.com>
1395 * collect2.c (is_elf): New function.
1396 (scan_prog_file): Require LTO object to be in ELF format.
1398 2009-10-03 Rafael Espindola <espindola@google.com>
1400 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1401 libgcc to the linker.
1403 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1405 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1406 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1408 * collect2.h (collect_execute): Add flags argument.
1409 * tlink.c (tlink_execute): Update call to collect_execute.
1410 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1411 (use_linker_plugin): New.
1412 (use_linker_plugin_spec_function): New.
1413 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1414 (linker_plugin_file_spec): New.
1415 (lto_wrapper_spec): New.
1416 (lto_gcc_spec): New.
1417 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1418 (static_spec_functions): Add use-linker-plugin.
1419 (process_command): Handle -use-linker-plugin.
1420 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1421 linker_plugin_file_spec and lto_gcc_spec.
1422 (use_linker_plugin_spec_function): New.
1424 2009-10-03 Richard Guenther <rguenther@suse.de>
1428 * tree.h (is_lang_specific): Include LANG_TYPE.
1429 * tree.c (find_decls_types_r): Manually add interesting parts
1430 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1432 * gimple.c (type_pair_hash): Make symmetric.
1433 (type_pair_eq): Likewise.
1434 (lookup_type_pair): Increase initial hashtable size.
1435 (gimple_force_type_merge): Rely on type-pair symmetry.
1436 (visit): Remove excessive checking code.
1437 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1438 (gimple_register_type): Remove getenv calls, shrink initial
1442 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1443 inline functions if not generating lto output.
1446 * toplev.c (finalize): In WPA mode remove the asm file.
1448 2009-10-03 Doug Kwan <dougkwan@google.com>
1450 * ipa-inline.c (cgraph_mark_inline): Check
1451 edge->call_stmt_cannot_inline_p instead of calling
1452 gimple_call_cannot_inline_p.
1453 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1454 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1455 (inline_generate_summary): Do nothing in LTRANS.
1456 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1457 exists before calling gimple_call_cannot_inline_p.
1458 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1459 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1460 Update new_edge->lto_stmt_uid.
1461 * cgraphbuild.c (reset_inline_failed): New.
1463 * common.opt (fwpa): New flag.
1464 (fltrans): New option.
1465 * gcc.c (gcc_lto_option_t): New type.
1466 (current_lto_option): New variable.
1467 (lto_single_spec_function): Remove and is replaced by ..
1468 (lto_option_spec_function): New function.
1469 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1470 passing the -flto flag.
1471 (cc1_options): Separate non-LTO related parts into ..
1472 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1473 (lto1_options): New spec for lto FE.
1474 (link_lto_options): New spec for handling LTO flags in linker.
1475 (invoke_lto_single): Re-format to fit in 80 column. Replace
1476 lto-single with lto-option.
1477 (static_specs): Add cc1_non_lto_options, lto1_options and
1479 (static_spec_function): Replace lto-single with lto-option.
1480 (process_command): Handle -flto, -fwpa and -fltran by setting
1481 current_lto_option and not passing it to subprocess unconditionally.
1483 2009-10-03 Bill Maddox <maddox@google.com>
1485 Add `gcc' driver support for link-time code generation (LTO).
1487 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1488 (lto_flag, lto_objects, lto_o_file): New variables.
1489 (struct lto_object, struct lto_object_list): New structures.
1490 (collect_exit, handler): Remove LTO temporary output file on exit.
1491 (add_lto_object): New function.
1492 (maybe_run_lto_and_relink): New function. Perform link time code
1493 generation and relinking for object files containing LTO information.
1494 (main): Invoke maybe_run_lto_and_relink().
1495 (dump_argv): New function. For debugging, currently disabled.
1496 (scan_prog_file): Add LTO information pass.
1497 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1499 * toplev.c (compile_file): Emit assembler directive to create
1500 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1502 2009-10-03 Diego Novillo <dnovillo@google.com>
1504 * c.opt: Add LTO to warn_abi and warn_psabi.
1506 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1507 inline function. Ignore language-specific nodes. Update all users.
1508 (find_decls_types_r): Do not traverse the subtrees of
1509 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1510 * tree.h (is_lang_specific): New.
1511 * langhooks.h (struct lang_hooks_for_decls): Remove
1512 may_need_assembler_name_p. Update all users.
1514 * c-common.c (set_builtin_user_assembler_name): Move ...
1515 * builtins.c (set_builtin_user_assembler_name): ... here.
1516 (is_builtin_name): Add comment
1517 (is_builtin_fn): New.
1518 * except.c (output_ttype): Only call
1519 lookup_type_for_runtime if TYPE is not a runtime type.
1521 * passes.c (register_pass): Call position_pass on
1522 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1523 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1524 (TV_IPA_LTO_DECL_IO): Define.
1525 (TV_IPA_LTO_CGRAPH_IO): Define.
1527 (TV_WHOPR_WPA): Define.
1528 (TV_WHOPR_WPA_IO): Define.
1529 (TV_WHOPR_LTRANS): Define.
1530 (TV_WHOPR_WPA_FIXUP): Define.
1531 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1532 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1533 * tree-flow.h (tree_node_can_be_shared): Declare.
1534 * tree-inline.c (tree_can_inline_p): Check that E has a
1535 statement associated with it.
1536 * tree.c (free_lang_data_in_binf): Factor out of ...
1537 (free_lang_data_in_type): ... here.
1538 Call RECORD_OR_UNION_TYPE_P.
1539 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1540 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1541 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1542 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1543 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1544 (gate_free_lang_data): Return true if flag_generate_lto is set.
1545 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1546 * c-common.h (set_builtin_user_assembler_name): Move ...
1547 * tree.h (set_builtin_user_assembler_name): ... here.
1549 * common.opt (flto-report): New flag.
1550 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1551 * collect2.c (scan_prog_file): Send the error output of
1552 'nm' to HOST_BIT_BUCKET.
1554 2009-10-03 Ollie Wild <aaw@google.com>
1556 * langhooks-def.h (lhd_begin_section): New function declaration.
1557 (lhd_write_section): New function declaration.
1558 (lhd_end_section): New function declaration.
1559 (LANG_HOOKS_BEGIN_SECTION): New macro.
1560 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1561 (LANG_HOOKS_END_SECTION): New macro.
1562 (LANG_HOOKS_LTO): New macro.
1563 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1564 * langhooks.c (output.h): Add include.
1565 (saved_section): New static variable.
1566 (lhd_begin_section): New function.
1567 (lhd_write_section_data): New function.
1568 (lhd_end_section): New function.
1569 * langhooks.h (struct lang_hooks_for_lto): New structure.
1570 (struct lang_hooks): Add member lto.
1571 * Makefile.in (langhooks.o): Add dependency on output.h.
1573 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1575 2009-10-03 Richard Guenther <rguenther@suse.de>
1577 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1580 2009-10-03 Simon Baldwin <simonb@google.com>
1581 Richard Guenther <rguenther@suse.de>
1582 Janis Johnson <janis187@us.ibm.com>
1583 Doug Kwan <dougkwan@google.com>
1584 Diego Novillo <dnovillo@google.com>
1585 Ramana Radhakrishnan <ramana.r@gmail.com>
1586 Ollie Wild <aaw@google.com>
1588 * doc/install.texi: Add documentation for libelf and --enable-lto.
1589 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1590 -flto-report, -flto-compression-level and -use-linker-plugin.
1591 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1592 Add section for LTO Testing.
1594 2009-10-02 Cary Coutant <ccoutant@google.com>
1596 Add support for comdat type sections for DWARF v4.
1597 Merge from dwarf4 branch.
1599 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1600 (dw_die_ref): Define vector type.
1601 (enum dw_val_class): Add dw_val_class_data8.
1602 (struct dw_val_struct): Add v.val_data8.
1603 (comdat_type_node_ref): New type.
1604 (struct die_struct): Move die_symbol into a union; add new field
1605 die_type_node. Change all uses.
1606 (comdat_type_node): New type.
1607 (skeleton_chain_node): New type.
1608 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1609 (comdat_type_list): New variable.
1610 (dwarf_tag_name): Add DW_TAG_type_unit.
1611 (dwarf_attr_name): Add DW_AT_signature.
1612 (add_AT_data8): New function.
1613 (replace_child): New function.
1614 (move_all_children): New function.
1615 (print_signature): New function.
1616 (print_die): Print signature information; add dw_val_class_data8.
1617 (attr_checksum): Support dw_val_class_data8.
1618 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1619 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1620 (checksum_sleb128, checksum_uleb128): New functions.
1621 (checksum_die_context): New function.
1622 (loc_checksum_ordered): New function.
1623 (attr_checksum_ordered): New function.
1624 (struct checksum_attributes): New structure.
1625 (collect_checksum_attributes): New function.
1626 (die_checksum_ordered): New function.
1627 (generate_type_signature): New function.
1628 (same_dw_val_p): Add dw_val_class_data8.
1629 (is_symbol_die): Use new is_declaration_die function.
1630 (is_declaration_die): New function.
1631 (should_move_die_to_comdat): New function.
1632 (clone_die): New function.
1633 (clone_tree): New function.
1634 (clone_as_declaration): New function.
1635 (copy_declaration_context): New function.
1636 (generate_skeleton_ancestor_tree): New function.
1637 (generate_skeleton_bottom_up): New function.
1638 (generate_skeleton): New function.
1639 (remove_child_or_replace_with_skeleton): New function.
1640 (break_out_comdat_types): New function.
1641 (struct decl_table_entry): New type.
1642 (htab_decl_hash): New function.
1643 (htab_decl_eq): New function.
1644 (htab_decl_del): New function.
1645 (copy_ancestor_tree): New function.
1646 (copy_decls_walk): New function.
1647 (copy_decls_for_unworthy_types): New function.
1648 (build_abbrev_table): Don't assert on missing die_symbol when doing
1649 comdat type sections.
1650 (size_of_die): Use DW_FORM_sig8 for external references. Add
1652 (unmark_dies): Don't assert for unmarked dies when doing comdat
1654 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1655 (output_signature): New function.
1656 (output_die): Likewise.
1657 (output_compilation_unit_header): Mark output as DWARF version 3
1658 even if generating DWARF 4.
1659 (output_comdat_type_unit): New function.
1660 (output_line_info): Mark output as DWARF version 3 even if generating
1662 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1664 (dwarf2out_end_source_file): Likewise.
1665 (prune_unused_types_walk_attribs): Don't follow references into
1666 comdat type sections.
1667 (prune_unused_types_mark): When generating type units, do not mark
1668 children of non-defining declarations of types; do mark children of
1670 (prune_unused_types): Process comdat type sections.
1671 (htab_ct_hash): New function.
1672 (htab_ct_eq): New function.
1673 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1674 Add a pointer to the line table from type unit entries so
1675 DW_AT_decl_file has meaning.
1676 * varasm.c (default_elf_asm_named_section): Use identifier name as
1677 comdat key instead of lang hook.
1679 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1681 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1683 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1685 * config/i386/i386.md (SWIM248): New mode iterator.
1686 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1687 divmodhi4 patterns using SWIM248 macro.
1688 (*divmod<mode>4): Macroize insn_and_split pattern from
1689 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1690 and their corresponding splitters usign SWIM248 macro. Split SImode
1691 insn to generate cltd and DImode insn to generate cqto instead of
1692 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1693 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1694 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1695 *divmodsi_noext patterns using SWIM248 macro.
1696 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1697 udivmodhi4 patterns using SWIM248 macro.
1698 (*udivmod<mode>4): Macroize insn_and_split pattern from
1699 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1700 corresponding splitters using SWIM248 macro.
1701 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1702 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1704 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1706 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1707 of zero-sized element is zero-sized regardless of its extent.
1709 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1712 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1713 * configure: Regenerated.
1714 * config.in: Regenerated.
1715 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1716 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1717 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1718 not emitting .eh_frame, emit .cfi_sections .debug_frame
1723 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1724 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1726 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1727 vars use DECL_RTL with resetting it back to NULL afterwards.
1728 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1729 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1730 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1731 the attribute type allows it, otherwise use DW_FORM_dataN.
1732 (mem_loc_descriptor): Handle CONST_STRING.
1733 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1734 Handle MEM with CONST_STRING address using add_AT_string.
1735 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1736 CONST_STRING for const arrays initialized with a string literal.
1737 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1738 (dwarf2out_finish): Call resolve_addr.
1740 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1741 Maxim Kuvyrkov <maxim@codesourcery.com>
1743 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1745 2009-10-02 Nick Clifton <nickc@redhat.com>
1747 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1748 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1750 2009-10-01 Jan Hubicka <jh@suse.cz>
1752 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1753 (cgraph_create_virtual_clone): Just pass redirect_callers
1755 * cgraph.h (cgraph_clone_node): Update prototype.
1756 * ipa-pure-const.c (self_recursive_p): New function.
1757 (propagate): Use it.
1758 * ipa-inline.c (cgraph_clone_inlined_nodes,
1759 cgraph_decide_recursive_inlining): Update.
1761 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1763 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1764 instructions for TARGET_OCTEON.
1766 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1768 * config/arm/arm.c (arm_override_options): Turn off
1769 flag_dwarf2_cfi_asm for AAPCS variants.
1771 2009-10-01 Martin Jambor <mjambor@suse.cz>
1774 * tree-sra.c (convert_callers): Do not call
1775 compute_inline_parameters on one caller more than once.
1777 2009-10-01 Nick Clifton <nickc@redhat.com>
1779 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1780 an empty string if not already defined.
1782 2009-10-01 Martin Jambor <mjambor@suse.cz>
1785 * tree-sra.c (is_va_list_type): New function.
1786 (find_var_candidates): Call is_va_list_type.
1787 (find_param_candidates): Check that the type or the type pointed
1788 to are not va_list types.
1790 2009-10-01 Martin Jambor <mjambor@suse.cz>
1793 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1794 DECL_ARTIFICIAL (param_decl) is true.
1796 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1798 * tree.h (tree_decl_common::lang_flag_8): New.
1799 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1801 * c-common.h (RID_CONSTEXPR): New.
1803 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1805 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1806 Use ref-all pointers.
1807 (alpha_gimplify_va_arg): Ditto.
1809 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1812 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1813 before insn counting loop now that BB_END (bb) is counted. Ensure
1814 the return value isn't zero.
1816 2009-09-30 Nick Clifton <nickc@redhat.com>
1818 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1819 with separate definitions of c_target_objs and cxx_target_objs.
1820 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1822 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1823 sh_symbian_import_export_class.
1824 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1825 * config/sh/symbian.c: Delete, moving code into...
1826 * config/sh/symbian-base.c: ... here
1827 * config/sh/symbian-c.c: ... and here
1828 * config/sh/symbian-cxx.c: ... and here.
1830 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1833 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1834 of plus RTX into register.
1836 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1838 * doc/install.texi: Linguistic and markup fixes.
1839 (Configuration) <--disable-cpp>: Remove description.
1840 <--enable-maintainer-mode>: Autotools files are affected, too.
1841 <--with-sysroot>: Improve description.
1842 (Building): Bump required GNU make version.
1844 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1846 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1847 (x86_64-*-*): Ditto.
1849 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1850 intrinisics for FMA4.
1851 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1852 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1853 Add FMA4 check and fma4intrin.h.
1854 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1856 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1857 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1858 constant for FMA4 support.
1859 (UNSPEC_FMA4_FMADDSUB): Ditto.
1860 (UNSPEC_FMA4_FMSUBADD): Ditto.
1861 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1862 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1863 (ix86_expand_fma4_multiple_memory): Ditto.
1864 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1865 (OPTION_MASK_ISA_FMA4_UNSET): New.
1866 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1867 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1868 (ix86_handle_option): Handle -mfma4.
1869 (isa_opts): Handle -mfma4.
1870 (enum pta_flags): Add PTA_FMA4.
1871 (override_options): Add FMA4 support.
1872 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1873 (IX86_BUILTIN_VFMADDSD): Ditto.
1874 (IX86_BUILTIN_VFMADDPS): Ditto.
1875 (IX86_BUILTIN_VFMADDPD): Ditto.
1876 (IX86_BUILTIN_VFMSUBSS): Ditto.
1877 (IX86_BUILTIN_VFMSUBSD): Ditto.
1878 (IX86_BUILTIN_VFMSUBPS): Ditto.
1879 (IX86_BUILTIN_VFMSUBPD): Ditto.
1880 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1881 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1882 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1883 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1884 (IX86_BUILTIN_VFNMADDSS): Ditto.
1885 (IX86_BUILTIN_VFNMADDSD): Ditto.
1886 (IX86_BUILTIN_VFNMADDPS): Ditto.
1887 (IX86_BUILTIN_VFNMADDPD): Ditto.
1888 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1889 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1890 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1891 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1892 (IX86_BUILTIN_VFMADDPS256): Ditto.
1893 (IX86_BUILTIN_VFMADDPD256): Ditto.
1894 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1895 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1896 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1897 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1898 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1899 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1900 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1901 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1902 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1903 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1904 (enum multi_arg_type): New enum for describing the various FMA4
1905 intrinsic argument types.
1906 (bdesc_multi_arg): New table for FMA4 intrinsics.
1907 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1908 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1910 (ix86_expand_builtin): Add FMA4 intrinsic support.
1911 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1912 operand instructions.
1913 (ix86_expand_fma4_multiple_memory): New function to split the
1914 second memory reference from FMA4 instructions.
1915 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1916 (ssemodesuffixf2s): Ditto.
1917 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1919 (fma4_fmsub<mode>4): Ditto.
1920 (fma4_fnmadd<mode>4): Ditto.
1921 (fma4_fnmsub<mode>4): Ditto.
1922 (fma4_vmfmadd<mode>4): Ditto.
1923 (fma4_vmfmsub<mode>4): Ditto.
1924 (fma4_vmfnmadd<mode>4): Ditto.
1925 (fma4_vmfnmsub<mode>4): Ditto.
1926 (fma4_fmadd<mode>4256): Ditto.
1927 (fma4_fmsub<mode>4256): Ditto.
1928 (fma4_fnmadd<mode>4256): Ditto.
1929 (fma4_fnmsub<mode>4256): Ditto.
1930 (fma4_fmaddsubv8sf4): Ditto.
1931 (fma4_fmaddsubv4sf4): Ditto.
1932 (fma4_fmaddsubv4df4): Ditto.
1933 (fma4_fmaddsubv2df4): Ditto.
1934 (fma4_fmsubaddv8sf4): Ditto.
1935 (fma4_fmsubaddv4sf4): Ditto.
1936 (fma4_fmsubaddv4df4): Ditto.
1937 (fma4_fmsubaddv2df4): Ditto.
1938 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1939 instructions for intrinsics.
1940 (fma4i_fmsub<mode>4): Ditto.
1941 (fma4i_fnmadd<mode>4): Ditto.
1942 (fma4i_fnmsub<mode>4): Ditto.
1943 (fma4i_vmfmadd<mode>4): Ditto.
1944 (fma4i_vmfmsub<mode>4): Ditto.
1945 (fma4i_vmfnmadd<mode>4): Ditto.
1946 (fma4i_vmfnmsub<mode>4): Ditto.
1947 (fma4i_fmadd<mode>4256): Ditto.
1948 (fma4i_fmsub<mode>4256): Ditto.
1949 (fma4i_fnmadd<mode>4256): Ditto.
1950 (fma4i_fnmsub<mode>4256): Ditto.
1951 (fma4i_fmaddsubv8sf4): Ditto.
1952 (fma4i_fmaddsubv4sf4): Ditto.
1953 (fma4i_fmaddsubv4df4): Ditto.
1954 (fma4i_fmaddsubv2df4): Ditto.
1955 (fma4i_fmsubaddv8sf4): Ditto.
1956 (fma4i_fmsubaddv4sf4): Ditto.
1957 (fma4i_fmsubaddv4df4): Ditto.
1958 (fma4i_fmsubaddv2df4): Ditto.
1960 * doc/invoke.texi (-mfma4): Add documentation.
1961 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1963 2009-09-29 Richard Henderson <rth@redhat.com>
1965 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1966 an edge to the new destination block.
1968 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1971 * pa.c (hppa_profile_hook): Use
1972 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1974 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1975 Alexander Monakov <amonakov@ispras.ru>
1978 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1979 (not_postinc_memory_operand): New.
1980 (not_postinc_move_operand): New.
1981 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1982 (*cmovsi_internal): Ditto.
1984 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1986 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1987 restrict issue_rate in first pass when scheduling for register
1990 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1991 Rafael Avila de Espindola <espindola@google.com>
1993 * gengtype.c (plugin_output): New.
1994 (get_output_file_with_visibility): Return plugin_output for plugins.
1995 (main): Parse and use the -P option.
1996 * gty.texi: Update the command line format.
1998 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2001 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2003 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2004 out if !const_ok_for_output.
2007 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2008 case VAR_LOCATION>: Remove gcc_unreachable ().
2010 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2012 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2013 (x86_64-*-*): Ditto.
2014 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2015 back to smmintrin.h.
2016 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2017 * config/i386/x86intrin.h: Remove SSE5.
2018 * config/i386/mmintrin-common.h: Delete file.
2019 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2021 2009-09-29 Richard Guenther <rguenther@suse.de>
2023 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2024 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2026 2009-09-29 Nick Clifton <nickc@redhat.com>
2028 * function.c (current_function_name): If there is no current
2029 function just return "<none>".
2031 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2033 * tree-pass.h (register_pass_info): New structure.
2034 (pass_positioning_ops): Move enum from gcc-plugin.h.
2035 (register_pass): New function.
2036 * gcc-plugin.h (plugin_pass): Delete structure.
2037 (pass_positioning_ops): Delete enum.
2038 * plugin.c (regsiter_pass): Delete function.
2039 (position_pass): Delete function.
2040 (added_pass_nodes): Delete variable.
2041 (prev_added_pass_nodes): Delete variable.
2042 (pass_list_node): Delete structure.
2043 * passes.c (make_pass_instance): New function.
2044 (next_pass_1): Change to call make_pass_instance.
2045 (pass_list_node): Move structure from gcc-plugin.h.
2046 (added_pass_nodes): Move variable from plugin.c.
2047 (prev_added_pass_nodes): Move variable from plugin.c.
2048 (position_pass): New function.
2049 (register_pass): New function.
2051 2009-09-28 Easwaran Raman <eraman@google.com>
2053 * ifcvt.c (noce_try_abs): Recognize pattern and call
2054 expand_one_cmpl_abs_nojump.
2055 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2056 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2058 2009-09-28 Ian Lance Taylor <iant@google.com>
2061 * c-opts.c (c_common_handle_option): Don't set
2062 warn_jump_misses_init for -Wall.
2063 * doc/invoke.texi (Warning Options): Update documentation.
2065 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2067 * Makefile.in ($(out_object_file)): Depend on
2068 gt-$(basename $(notdir $(out_file))).h.
2070 2009-09-28 Richard Henderson <rth@redhat.com>
2072 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2073 * except.c (gen_eh_region): Set it.
2074 (duplicate_eh_regions_1): Copy it.
2075 * tree-eh.c (lower_resx): Use it to determine which function
2078 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2079 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2080 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2081 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2082 BUILT_IN_CXA_END_CLEANUP if necessary.
2084 * c-common.c (c_define_builtins): Update call to
2085 build_common_builtin_nodes.
2087 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2089 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2091 2009-09-28 Michael Matz <matz@suse.de>
2093 * builtins.c (interclass_mathfn_icode): New helper.
2094 (expand_builtin_interclass_mathfn): Use it here, and split folding
2096 (fold_builtin_interclass_mathfn): ... this new folder.
2097 (build_call_nofold_loc): New static helper.
2098 (build_call_nofold): New wrapper macro for above.
2099 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2100 (expand_builtin_pow): Ditto.
2101 (expand_builtin_memset_args): Ditto.
2102 (expand_builtin_printf): Ditto.
2103 (expand_builtin_fprintf): Ditto.
2104 (expand_builtin_sprintf): Ditto.
2105 (expand_builtin_memory_chk): Ditto.
2106 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2107 (expand_builtin_stpcpy): Ditto.
2108 (expand_builtin_strcmp): Ditto.
2109 (expand_builtin_strncmp): Ditto.
2110 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2111 (expand_builtin_strcpy_args): Don't call folders.
2112 (expand_builtin_memcmp): Ditto.
2113 (expand_builtin_strncpy): Ditto, and use target.
2114 (expand_builtin_memcpy): Ditto.
2115 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2116 expand_builtin_strpbrk, expand_builtin_memmove,
2117 expand_builtin_memmove_args, expand_builtin_bcopy,
2118 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2119 expand_builtin_strspn, expand_builtin_strcspn,
2120 expand_builtin_fputs): Remove these.
2121 (expand_builtin): Don't call the above, change calls to other
2122 expanders that changed prototype.
2123 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2124 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2125 fold_builtin_interclass_mathfn.
2126 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2127 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2129 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2130 * passes.c (init_optimization_passes): Move pass_fold_builtins
2131 after last phiopt pass.
2132 * tree-inline.c (fold_marked_statements): When folding builtins
2133 iterate over all instruction potentially generated.
2134 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2136 (fold_gimple_call): Use it to always fold calls (into potentially
2137 multiple instructions).
2138 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2139 calls into zero at this time.
2140 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2141 statements generated by builtin folding.
2143 2009-09-28 Nick Clifton <nickc@redhat.com>
2145 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2147 2009-09-28 Duncan Sands <baldrick@free.fr>
2149 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2150 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2151 (register_callback): Dispatch it.
2152 (invoke_plugin_callbacks): Incorporate in sanity check.
2153 * ggc.h (ggc_register_cache_tab): Add declaration.
2154 * ggc-common.c (ggc_register_root_tab): Simplify.
2155 (const_ggc_cache_tab_t): New typedef.
2156 (extra_cache_vec): New vector of dynamically added cache tables.
2157 (ggc_register_cache_tab): New function.
2158 (ggc_scan_cache_tab): New function.
2159 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2160 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2162 2009-09-27 Richard Henderson <rth@redhat.com>
2164 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2165 which we remove __builtin_stack_restore.
2167 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2169 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2170 to test for GRD_INVARIANT.
2171 (simple_rhs_p): Anything that's function_invariant_p is fine.
2173 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2175 * gengtype.c (main): Use plunge_files instead of plugin_output.
2177 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2178 Rafael Avila de Espindola <espindola@google.com>
2180 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2181 Don't print pch related info if it is false.
2182 (main): Don't print pch info in plugin mode.
2184 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2186 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2187 with dw_val_class_const_double.
2188 (struct dw_val_struct): Replace val_long_long with val_double and
2189 adjust for above change.
2190 (output_loc_operands): Likewise.
2191 (add_AT_long_long): Rename into...
2192 (add_AT_double): ...this.
2193 (print_die): Replace dw_val_class_long_long with
2194 dw_val_class_const_double and adjust.
2195 (attr_checksum): Likewise.
2196 (same_dw_val_p): Likewise.
2197 (size_of_die): Likewise.
2198 (value_format): Likewise.
2199 (output_die): Likewise.
2200 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2201 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2202 instead of add_AT_long_long.
2203 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2204 value with the precision of its type.
2206 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2209 * c-typeck.c (build_conditional_expr): Use the readonly and
2210 volatile flags of the operand types, not of the operands itself.
2212 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2214 * collect2.c (main): Look for -brtl before adding libraries.
2216 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2218 * config.gcc: Update OpenBSD targets.
2219 * config/openbsd-stdint.h: New file.
2220 * config/openbsd-libpthread.h: New file.
2221 * config/openbsd.h: Update and break out LIB_SPEC definition.
2222 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2223 * config/i386/openbsdelf.h: Correct types.
2224 * config/m68k/openbsd.h: Likewise.
2225 * config/mips/openbsd.h: Likewise.
2226 * config/vax/openbsd.h: Likewise.
2228 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2230 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2231 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2232 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2233 of the length and zero.
2235 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2237 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2238 (FLAGS_H): Add options.h $(REAL_H).
2239 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2240 (TREE_VECTORIZER_H): New.
2241 (EBITMAP_H): Renamed from EBIMAP_H.
2242 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2243 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2244 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2245 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2246 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2247 (graphite-clast-to-gimple.o, graphite-dependences.o)
2248 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2249 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2250 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2251 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2252 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2253 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2254 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2255 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2256 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2257 updated and fixed as per above changes and per
2258 check_makefile_deps.sh output.
2261 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2262 * configure: Regenerate.
2264 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2266 * doc/install.texi: Update minimum MPC version to 0.7.
2268 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2270 * doc/install.texi (Binaries): Remove reference to the binary
2271 distribution CD-ROM from the FSF.
2273 2009-09-26 Michael Matz <matz@suse.de>
2277 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2278 that are mentioned in the body.
2280 2009-09-26 Michael Matz <matz@suse.de>
2282 PR tree-optimization/41454
2283 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2284 (tree_ssa_dominator_optimize): Don't allocate and free it.
2285 (dom_opt_leave_block): Don't iterate over it.
2286 (eliminate_redundant_computations): Don't return a value.
2287 (cprop_operand, cprop_into_stmt): Ditto.
2288 (optimize_stmt): Don't defer updating stmts.
2290 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2292 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2293 generic_parameter_die, template_parameter_pack_die,
2294 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2295 renaming DW_TAG_formal_parameter_pack and
2296 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2297 and DW_TAG_GNU_template_parameter_pack.
2299 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2301 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2302 * config/v850/v850.c (v850_function_value): New function.
2303 (TARGET_FUNCTION_VALUE): Define.
2305 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2307 * tree-vect-stmts.c (vectorizable_call): Call
2308 mark_symbols_for_renaming after vect_finish_stmt_generation.
2310 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2311 to loc_descriptor_from_tree.
2312 (add_location_or_const_value_attribute): Pass 0 instead of 2
2313 for decl_by_reference_p decls.
2315 2009-09-25 Richard Guenther <rguenther@suse.de>
2318 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2321 2009-09-25 Ben Elliston <bje@au.ibm.com>
2323 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2326 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2328 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2329 form of instruction.
2331 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2334 * fold-const.c (const_binop): Handle complex int division.
2335 * tree-complex.c (expand_complex_div_straight,
2336 expand_complex_div_wide): Update comments.
2338 2009-09-24 DJ Delorie <dj@redhat.com>
2341 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2342 (reg_class): Likewise.
2343 (REG_CLASS_NAMES): Likewise.
2344 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2345 (m32c_override_options): Disable -fivopts for M32C.
2347 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2349 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2350 Delete VSX load/store with update support.
2351 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2352 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2356 (VStype_load_update): Ditto.
2357 (VStype_store_update): Ditto.
2358 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2359 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2361 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2362 load/store with update builtins.
2364 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2366 * libgcc2.c (L_trampoline): Prototype for getpagesize
2367 and mprotect in WINNT case.
2369 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2371 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2372 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2373 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2374 'outgoing' argument.
2375 (TARGET_FUNCTION_VALUE): Define.
2377 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2379 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2381 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2384 * common.opt: Initialize dwarf_strict to -1.
2385 * toplev.c (process_options): Catch unset dwarf_strict
2386 and set to 0 for all targets not overriding.
2387 * config/darwin.c (darwin_override_options): Catch unset
2388 dwarf_strict and override to 1.
2390 2009-09-24 Jeff Law <law@redhat.com>
2392 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2394 2009-09-24 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/36143
2397 PR tree-optimization/38747
2398 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2399 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2401 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2404 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2405 return false instead of gcc_unreachable (). For CONST return the
2406 value returned by recursive call instead of always returning true.
2407 (tree_add_const_value_attribute): Return the value returned by
2408 add_const_value_attribute instead of always returning true if rtl
2411 2009-09-23 Justin Seyster <jrseys@gmail.com>
2413 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2415 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2417 * cgraphunit.c (cgraph_lower_function): Revert last change.
2418 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2419 instead of DECL_NO_STATIC_CHAIN.
2420 * tree-cfg.c (verify_gimple_call): Likewise.
2421 * tree-nested.c (get_chain_decl, get_chain_field,
2422 convert_tramp_reference_op, convert_gimple_call): Likewise.
2423 (convert_all_function_calls): Likewise. Always set or clear
2424 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2425 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2426 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2428 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2429 DECL_NO_STATIC_CHAIN.
2430 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2431 instead of DECL_NO_STATIC_CHAIN.
2432 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2433 decl_function_context.
2434 * varasm.c (initializer_constant_valid_p): Likewise.
2435 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2436 (DECL_STATIC_CHAIN): ... this.
2437 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2438 instead of DECL_NO_STATIC_CHAIN.
2440 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2441 Rafael Avila de Espindola <espindola@google.com>
2443 * gengtype.c (nb_plugin_files): Make it unsigned to match
2444 num_gt_files. Adjust other variables to avoid warnings.
2445 (main): Allocate an all zero lang_bitmap before each plugin file name
2446 to match regular file names.
2448 2009-09-23 Richard Henderson <rth@redhat.com>
2450 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2451 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2452 static chain passed in memory.
2453 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2454 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2455 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2456 STATIC_CHAIN_REGNUM defined.
2458 * config/picochip/picochip-protos.h: s/class/klass/.
2459 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2460 (picochip_static_chain): New.
2461 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2462 (STATIC_CHAIN_INCOMING): Remove.
2464 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2465 (xtensa_static_chain): New.
2466 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2467 (STATIC_CHAIN_INCOMING): Remove.
2469 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2471 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2472 * config/pa/pa-protos.h (function_value): Remove.
2473 * config/pa/pa.c (pa_function_value): Rename from function_value.
2474 Make static, add 'outgoing' argument.
2475 (TARGET_FUNCTION_VALUE): Define.
2477 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2479 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2480 instead of cfun->machine->is_leaf.
2481 * config/avr/avr.h (machine_function): Remove is_leaf field.
2483 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2486 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2487 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2488 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2489 the same size, prefer DW_OP_stack_value.
2490 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2491 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2493 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2496 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2498 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2501 * cfgexpand.c (convert_debug_memory_address): New.
2502 (expand_debug_expr): Convert base address and offset to the same
2503 mode. Use it to convert addresses to other modes. Accept
2506 2009-09-23 Richard Guenther <rguenther@suse.de>
2508 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2509 produced for bigendian targets with promoted subregs.
2511 2009-09-23 Richard Guenther <rguenther@suse.de>
2513 * value-prof.c (gimple_ic): Purge old EH edges only after building
2516 2009-09-23 Nick Clifton <nickc@redhat.com>
2518 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2520 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2523 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2526 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2527 on non-nested functions.
2529 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2530 Jan Hubicka <jh@suse.cz>
2532 * dwarf2out.c (loc_list_plus_const): Only define if
2533 DWARF2_DEBUGGING_INFO.
2534 (address_of_int_loc_descriptor): Likewise.
2537 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2539 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2542 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2543 constant is more than zero.
2545 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2548 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2549 call final to emit non-scheduled prologue, instead insert at entry.
2551 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2552 Joseph S. Myers <joseph@codesourcery.com>
2554 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2556 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2557 Rafael Avila de Espindola <espindola@google.com>
2559 * gengtype.c (is_file_equal): New function.
2560 (close_output_files): Use is_file_equal. Free of->buf.
2562 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2563 Rafael Avila de Espindola <espindola@google.com>
2565 * gengtype.c (write_types, write_local): Add the output_header
2566 argument. Update all callers.
2568 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2570 * dwarf2out.c (template_parameter_pack_die,
2571 gen_formal_parameter_pack_die ): New functions.
2572 (make_ith_pack_parameter_name): Remove this function.
2573 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2574 DW_TAG_formal_parameter_pack.
2575 (gen_generic_params_dies): Represent each template parameter pack
2576 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2577 represented by usual DW_TAG_template_*_parameter DIEs that are
2578 children of the DW_TAG_template_parameter_pack element DIE.
2579 (generic_parameter_die): This doesn't deal with parameter pack
2580 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2581 of parameter pack DIEs.
2582 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2583 in certain cases, e.g. for pack elements.
2584 (gen_formal_types_die, gen_decl_die): Adjust usage of
2585 gen_formal_parameter_die.
2586 (gen_subprogram_die): Represent each function parameter pack by a
2587 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2588 represented by usual DW_TAG_formal_parameter DIEs that are children
2589 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2590 ____builtin_va_alist decls as no part of the compiler uses those
2592 * langhooks.h (struct lang_hooks_for_decls): Add
2593 function_parm_expanded_from_pack_p, get_generic_function_decl
2594 and function_parameter_pack_p hooks. Fix comment for
2595 get_innermost_generic_parms hook.
2596 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2597 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2598 macros and use them to initialize lang_hook.
2600 2009-09-22 Richard Henderson <rth@redhat.com>
2602 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2603 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2604 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2605 on TRAMPOLINE_TEMPLATE.
2606 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2607 TRAMPOLINE_ADJUST_ADDRESS.
2608 * targhooks.c (default_asm_trampoline_template): Remove.
2609 (default_trampoline_adjust_address): Remove.
2610 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2611 * targhooks.h: Update decls.
2613 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2615 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2616 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2617 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2619 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2622 * reload1.c (reload): Reset debug insns with pseudos without
2625 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2627 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2628 unconditional true for decimal float modes.
2629 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2630 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2632 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2634 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2635 Enable a new case for __FreeBSD__ >= 7.
2636 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2637 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2638 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2639 and USE_LD_AS_NEEDED.
2641 * doc/install.texi (*-*-freebsd*): Update target information.
2643 2009-09-22 Richard Guenther <rguenther@suse.de>
2646 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2647 arrays really properly.
2649 2009-09-22 Richard Henderson <rth@redhat.com>
2652 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2653 calls.static_chain, calls.trampoline_init,
2654 calls.trampoline_adjust_address.
2655 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2656 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2657 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2658 * builtins.c (expand_builtin_setjmp_receiver): Use
2659 targetm.calls.static_chain; only clobber registers.
2660 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2661 set up memory attributes properly for the trampoline block.
2662 (expand_builtin_adjust_trampoline): Use
2663 targetm.calls.trampoline_adjust_address.
2664 * calls.c (prepare_call_address): Add fndecl argument. Use
2665 targetm.calls.static_chain.
2666 * df-scan.c (df_need_static_chain_reg): Remove.
2667 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2668 consolodate static chain handling.
2669 * doc/tm.texi: Document new hooks.
2670 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2671 (init_emit_regs): Don't initialize them.
2672 * expr.h (prepare_call_address): Update decl.
2673 * final.c (profile_function): Use targetm.calls.static_chain.
2674 * function.c (expand_function_start): Likewise.
2675 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2676 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2677 only clobber registers.
2678 * targhooks.c (default_static_chain): New.
2679 (default_asm_trampoline_template, default_trampoline_init): New.
2680 (default_trampoline_adjust_address): New.
2681 * targhooks.h: Declare them.
2682 * varasm.c (assemble_trampoline_template): Use
2683 targetm.asm_out.trampoline_template. Make the memory block const
2686 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2687 alpha_initialize_trampoline. Make static. Merge VMS parameter
2688 differences into the TARGET_ABI_OPEN_VMS code block.
2689 (TARGET_TRAMPOLINE_INIT): New.
2690 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2691 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2692 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2693 (INITIALIZE_TRAMPOLINE): Remove.
2695 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2696 (TRAMPOLINE_TEMPLATE): Merge with ...
2697 (INITIALIZE_TRAMPOLINE): ... this and move ...
2698 * config/arc/arc.c (arc_trampoline_init): ... here.
2699 (TARGET_TRAMPOLINE_INIT): New.
2701 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2702 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2703 (arm_asm_trampoline_template): New.
2704 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2705 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2706 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2707 code to arm_asm_trampoline_template.
2708 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2709 arm_trampoline_adjust_address.
2710 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2711 adjust for target hook parameters.
2713 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2716 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2717 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2718 (bfin_trampoline_init): Rename from initialize_trampoline;
2719 make static; update for target hook parameters.
2720 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2721 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2722 bfin_asm_trampoline_template.
2723 (INITIALIZE_TRAMPOLINE): Remove.
2725 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2726 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2727 cris_trampoline_init): New.
2728 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2729 cris_asm_trampoline_template.
2730 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2731 adjust for target hook parameters.
2733 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2735 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2736 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2737 fr30_trampoline_init): New.
2738 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2739 fr30_asm_trampoline_template.
2740 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2741 adjust for target hook parameters.
2743 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2744 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2745 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2746 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2747 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2749 * config/h8300/h8300.c (h8300_trampoline_init): New.
2750 (TARGET_TRAMPOLINE_INIT): New.
2751 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2752 to h8300_trampoline_init and adjust for hook parameters.
2754 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2755 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2756 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2757 make static; adjust for hook parameters.
2758 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2760 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2761 (TARGET_TRAMPOLINE_INIT): New.
2762 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2763 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2764 iq2000_asm_trampoline_template.
2765 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2766 (TRAMPOLINE_CODE_SIZE): New.
2767 (TRAMPOLINE_SIZE): Use it.
2768 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2770 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2771 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2772 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2773 adjust for hook parameters.
2774 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2776 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2777 (m32r_trampoline_init): New.
2778 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2779 m32r_trampoline_init.
2781 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2782 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2783 make static; update for hook parameters.
2784 * config/m68hc11/m68hc11-protos.h: Update.
2785 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2787 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2788 (TARGET_TRAMPOLINE_INIT): New.
2789 (mcore_function_value): Fix typo.
2790 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2791 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2792 to mcore_asm_trampoline_template.
2793 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2795 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2796 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2797 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2798 update for hook parameters.
2799 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2801 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2802 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2803 mips_trampoline_init): New.
2804 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2805 mips_asm_trampoline_template.
2806 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2807 update for hook parameters.
2809 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2810 (TARGET_TRAMPOLINE_INIT): New.
2811 (mmix_trampoline_size): Remove.
2812 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2813 make static. Remove out-of-date tetra vs octa comment.
2814 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2815 make static; update for hook parameters.
2816 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2817 (INITIALIZE_TRAMPOLINE): Remove.
2818 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2819 (TRAMPOLINE_ALIGNMENT): New.
2820 * gcc/config/mmix/mmix-protos.h: Update.
2822 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2823 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2824 mn10300_trampoline_init): New.
2825 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2826 mn10300_asm_trampoline_template.
2827 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2829 * config/moxie/moxie.c (moxie_static_chain,
2830 moxie_asm_trampoline_template, moxie_trampoline_init,
2831 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2832 TARGET_TRAMPOLINE_INIT): New.
2833 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2834 moxie_trampoline_init.
2835 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2836 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2838 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2839 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2840 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2841 pa_trampoline_adjust_address): New.
2842 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2843 pa_asm_trampoline_template.
2844 (TRAMPOLINE_ALIGNMENT): New.
2845 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2846 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2847 adjust for hook parameters.
2848 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2850 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2851 (TARGET_TRAMPOLINE_INIT): New.
2852 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2853 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2855 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2857 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2858 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2859 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2860 make static; adjust parameters for the hook.
2861 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2863 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2864 s390_trampoline_template; make static.
2865 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2866 make static; adjust for target hook.
2867 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2868 * config/s390/s390-protos.h: Remove trampoline decls.
2869 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2870 (TRAMPOLINE_TEMPLATE): Remove.
2871 (TRAMPOLINE_ALIGNMENT): New.
2873 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2874 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2875 (TARGET_TRAMPOLINE_INIT): New.
2876 (score_asm_trampoline_template): New.
2877 (score_trampoline_init): Rename from score_initialize_trampoline;
2878 make static; adjust for hook parameters.
2879 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2880 score[37]_asm_trampoline_template.
2881 (INITIALIZE_TRAMPOLINE): Remove.
2882 * config/score/score3.c (score3_asm_trampoline_template): New.
2883 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2884 adjust for target hook.
2885 * config/score/score7.c (score7_asm_trampoline_template): New.
2886 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2887 adjust for target hook.
2888 * config/score/score3.h, config/score/score7.h: Update.
2890 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2891 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2892 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2893 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2894 make static; adjust for target hook parameters.
2895 (sh_trampoline_adjust_address): New.
2896 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2897 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2899 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2900 (sparc32_initialize_trampoline): Rename from
2901 sparc_initialize_trampoline; make static; replace tramp parameter
2902 with m_tramp and update memory accesses.
2903 (sparc64_initialize_trampoline): Similarly.
2904 (sparc_trampoline_init): New.
2905 * config/sparc/sparc-protos.h: Remove trampoline decls.
2906 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2907 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2909 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2910 (array_to_constant): Make ARR parameter const.
2911 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2912 make static; update for hook parameters.
2913 * config/spu/spu-protos.h: Update decls.
2914 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2916 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2917 from xstormy16_initialize_trampoline; make static; update for
2919 (TARGET_TRAMPOLINE_INIT): New.
2920 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2922 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2923 (TARGET_TRAMPOLINE_INIT): New.
2924 (v850_can_eliminate): Make static.
2925 (v850_asm_trampoline_template, v850_trampoline_init): New.
2926 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2927 v850_asm_trampoline_template.
2928 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2929 and adjust for target hook parameters.
2931 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2932 (TARGET_TRAMPOLINE_INIT): New.
2933 (vax_asm_trampoline_template, vax_trampoline_init): New.
2934 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2935 vax_asm_trampoline_template.
2936 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2938 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2939 (TARGET_TRAMPOLINE_INIT): New.
2940 (xtensa_asm_trampoline_template): Rename from
2941 xtensa_trampoline_template; make static.
2942 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2943 make static; update for hook parameters.
2944 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2945 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2946 (INITIALIZE_TRAMPOLINE): Remove.
2948 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2949 error for nested functions with regparm=3.
2950 (ix86_compute_frame_layout): Adjust frame pointer offset for
2951 ix86_static_chain_on_stack.
2952 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2953 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2954 don't reset to UNITS_PER_WORD.
2955 (ix86_emit_leave): Adjust ix86_cfa_state.
2956 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2957 (ix86_static_chain): New.
2958 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2959 make static; update for target hook parameters; use ix86_static_chain.
2960 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2961 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2962 (INITIALIZE_TRAMPOLINE): Remove.
2963 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2964 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2965 to the end. Add static_chain_on_stack.
2966 (ix86_static_chain_on_stack): New.
2968 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2969 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2970 (m68k_trampoline_init): New.
2971 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2972 m68k_trampoline_init and adjust for hook parameters.
2973 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2974 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2976 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2978 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2979 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2981 * reload1.c (reload): Call wrap_constant when substituting
2982 reg for equiv inside of DEBUG_INSNs.
2985 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2986 add_call_src_coords_attributes, add_high_low_attributes,
2987 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2988 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2989 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2990 when -gdwarf-2 -gstrict-dwarf.
2991 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2992 -gdwarf-[23] -gstrict-dwarf.
2993 (address_of_int_loc_descriptor, loc_descriptor,
2994 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2995 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2996 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2998 2009-09-22 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/41428
3001 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3002 (ccp_finalize): Pass it to substitute_and_fold.
3004 2009-09-22 Richard Guenther <rguenther@suse.de>
3006 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3007 (substitute_and_fold): Adjust prototype.
3008 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3009 (simplify_stmt_using_ranges): Likewise.
3010 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3011 (vrp_fold_stmt): New function.
3012 (vrp_finalize): Pass it to substitute_and_fold.
3013 * tree-flow.h (vrp_evaluate_conditional): Remove.
3014 (simplify_stmt_using_ranges): Likewise.
3015 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3016 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3017 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3019 (fold_predicate_in): Move to tree-vrp.c.
3020 (substitute_and_fold): Use the callback instead of calling into
3021 tree-vrp.c functions directly.
3023 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3025 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3026 comparison warning on rs6000.
3029 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3030 GIMPLE_EH_MUST_NOT_THROW cleanup.
3031 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3033 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3036 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3037 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3038 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3039 libSystem which is derived from the gcc 4.2.1 unwinder.
3041 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3044 * varasm.c (default_encode_section_info): Copy TLS model into
3045 sym_ref flags regardless of backend support for TLS, for all
3046 model types except TLS_MODEL_EMULATED.
3048 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3051 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3052 we can handle it correctly.
3054 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3056 * doc/install.texi (os2): Remove section.
3058 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3060 * doc/standards.texi (Objective-C): Adjust two URLs.
3062 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3064 * tree-tailcall.c (process_assignment): Don't check if a
3065 multiplication or an addition are already present.
3066 (find_tail_calls): Combine multiple additions and multiplications.
3067 (adjust_accumulator_values): Emit accumulators.
3069 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3071 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3072 xmm register restore.
3074 2009-09-21 Jan Hubicka <jh@suse.cz>
3076 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3077 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3080 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3082 * stor-layout.c (layout_type): Remove obsolete code.
3084 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3087 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3089 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3092 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3093 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3094 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3095 * fold-const.c (const_binop): Likewise.
3096 * real.h (do_mpc_arg2): Update prototype.
3098 2009-09-20 Jan Hubicka <jh@suse.cz>
3100 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3101 (add_location_or_const_value_attribute): Rewrite using
3103 (tree_add_const_value_attribute): Return true if successful.
3104 (tree_add_const_value_attribute_for_decl): Likewise.
3106 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3107 (loc_descriptor): ... here;
3108 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3109 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3110 pool items that was not marked for output.
3111 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3112 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3113 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3114 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3115 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3116 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3117 DW_OP_stack_value to get address of items that are not available
3119 (dw_loc_list): Handle single element lists correctly.
3121 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3122 Pascal Obry <obry@adacore.com>
3124 * unwind-dw2-fde.c (classify_object_over_fdes):
3125 Cast the constant 1 to _Unwind_Ptr.
3126 (add_fdes): Likewise.
3127 (linear_search_fdes): Likewise.
3129 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3131 * stor-layout.c (set_sizetype): Avoid useless type copy.
3133 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3135 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3137 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3138 * configure, config.in: Regenerate.
3139 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3141 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3142 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3143 for global data if the output could be used in a shared library.
3144 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3145 to 0 if TARGET_WRITABLE_EH_FRAME.
3147 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3149 PR rtl-optimization/39886
3150 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3151 just when insn is equal to BB_END (bb).
3153 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3155 * config/mips/mips.opt (mrelax-pic-calls): New option.
3156 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3158 (mips_unspec_call): Change "unspec_call" expander into this.
3159 (mips_strip_unspec_call): New function.
3160 (mips_got_load): Call mips_unspec_call instead of
3161 gen_unspec_call<mode>.
3162 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3164 (mips_cfg_in_reorg): New function.
3165 (mips16_lay_out_constants): Use it to decide whether to call
3166 CFG-aware insn splitting.
3167 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3168 mips_reorg. Move DF set-up code from here ...
3169 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3171 (mips_reorg): Call mips_df_reorg instead of
3172 r10k_insert_cache_barriers. Move CFG set-up code here from
3173 r10k_insert_cache_barriers.
3174 (mips_call_expr_from_insn): New function.
3175 (mips_pic_call_symbol_from_set): Likewise.
3176 (mips_find_pic_call_symbol): Likewise.
3177 (mips_annotate_pic_call_expr): Likewise.
3178 (mips_get_pic_call_symbol): Likewise.
3179 (mips_annotate_pic_calls): Likewise.
3180 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3182 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3183 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3184 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3186 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3187 (unspec_call<mode>): Remove it.
3188 (sibcall_internal, sibcall_value_internal,
3189 sibcall_value_multiple_internal, call_internal, call_split,
3190 call_value_internal, call_value_split,
3191 call_value_multiple_internal, call_value_multiple_split): Pass
3192 SIZE_OPNO to MIPS_CALL.
3193 (call_internal_direct, call_direct_split,
3194 call_value_internal_direct, call_value_direct_split): Pass -1 as
3195 SIZE_OPNO to MIPS_CALL.
3196 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3197 * configure: Regenerate.
3198 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3199 and -mno-relax-pic-calls.
3200 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3202 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3205 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3206 in the directory this rule is called from, rather than the
3207 toplevel 'gcc' directory, to fix in-tree build.
3209 2009-09-19 Chris Demetriou <cgd@google.com>
3211 PR preprocessor/28435:
3212 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3213 to cpplib that the preprocessor output is needed.
3215 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3217 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3218 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3219 *return_and_restore_fpregs_<mode>,
3220 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3223 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3224 instead of assuming it has always a REG inside of it.
3226 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3228 * config/freebsd.h: Update comment on types.
3229 (WINT_TYPE): Define.
3231 2009-09-18 Jason Merrill <jason@redhat.com>
3233 * c.opt: Add -fno-deduce-init-list.
3235 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3237 * value-prof.c (interesting_stringop_to_profile_p): Added output
3238 argument to indicate which parameter is the size parameter.
3239 * value-prof.c (gimple_stringop_fixed_value): Use
3240 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3241 * value-prof.c (gimple_stringops_transform): Update call sites to
3242 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3244 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3247 From David Binderman <dcb314@hotmail.com>:
3248 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3249 local variable f. Remove stale comments.
3250 (ix86_compute_frame_layout): Remove useless local variable total_size.
3251 Remove #if 0'd code.
3252 (legitimate_address_p): Remove useless local variables
3253 reason_rtx and reason.
3254 (ix86_split_copysign_const): Remove useless local variable op1.
3255 (scale_counter): Remove useless local variable piece_size_mask.
3257 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3259 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3262 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3265 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3267 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3269 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3272 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3274 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3275 DW_OP_implicit_value even without dwarf_version 4.
3277 2009-09-17 Jan Hubicka <jh@suse.cz>
3279 * dwarf2out.c: Include tree-pass.h and gimple.h.
3280 (loc_list_plus_const): New function.
3281 (loc_descriptor_from_tree_1): Rename to ...
3282 (loc_descriptor_from_tree): ... remove original.
3283 (loc_list_from_tree): New function.
3284 (add_AT_location_description): Accept location list.
3285 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3286 (concatn_mem_loc_descriptor): Remove.
3287 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3289 (secname_for_decl): Move up.
3290 (hidden_reference_p): New function; break out from ...
3291 (loc_by_refernece): ... here; move up.
3292 (dw_loc_list): New function.
3293 (single_element_loc_list): New function.
3294 (single_element_loc_list_p): New function.
3295 (add_loc_descr_to_each): New function.
3296 (add_loc_list): New function.
3297 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3298 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3299 add diagnostics why expansion failed.
3300 (add_location_or_const_value_attribute): Support location lists.
3301 (add_bound_info): Likewise.
3302 (descr_info_loc): Update call of loc_descriptor_from_tree.
3303 (gen_variable_die): Work on location lists.
3304 * final.c (pass_final): Add dump file.
3305 * Makefile.in (dwarf2out.o): Add new dependencies.
3307 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3310 * real.c decimal_from_integer, decimal_integer_string): New.
3311 (real_from_integer): Use them as special case for decimal float.
3312 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3313 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3314 Do not append zero after the decimal point in string to convert.
3316 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3318 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3319 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3321 2009-09-17 Martin Jambor <mjambor@suse.cz>
3323 * common.opt (fipa-sra): New switch.
3324 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3325 * timevar.def (TV_IPA_SRA): New timevar.
3326 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3327 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3328 * tree-sra.c: Include cgraph.c.
3329 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3330 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3331 and grp_not_necessarilly_dereferenced.
3332 (func_param_count): New variable.
3333 (encountered_apply_args): New variable.
3334 (bb_dereferences): New variable.
3335 (final_bbs): New variable.
3336 (no_accesses_representant): New variable.
3337 (no_accesses_p): New function.
3338 (dump_access): Dump the new fields.
3339 (sra_initialize): Set encountered_apply_args to false.
3340 (get_ssa_base_param): New function.
3341 (mark_parm_dereference): New function.
3342 (create_access): Caring for INIDRECT_REFs and different handling of
3343 varialble length accesses in early IPA SRA. Store the stmt - a new
3344 parameter - to the new access.
3345 (build_access_from_expr_1): New parameter stmt, passed to
3346 create_access. Handle INDIRECT_REFs.
3347 (build_access_from_expr): Pass the current statement to
3348 build_access_from_expr_1.
3349 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3351 (build_accesses_from_assign): Pass the current statement to
3352 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3353 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3354 final_bbs when necessary. Check for calls to __builtin_apply_args.
3355 Fixup EH info if anythng was changed.
3356 (is_unused_scalar_param): New function.
3357 (ptr_parm_has_direct_uses): New function.
3358 (find_param_candidates): New function.
3359 (mark_maybe_modified): New function.
3360 (analyze_modified_params): New function.
3361 (propagate_dereference_distances): New function.
3362 (dump_dereferences_table): New function.
3363 (analyze_caller_dereference_legality): New function.
3364 (unmodified_by_ref_scalar_representative): New function.
3365 (splice_param_accesses): New function.
3366 (decide_one_param_reduction): New function.
3367 (enum ipa_splicing_result): New type.
3368 (splice_all_param_accesses): New function.
3369 (get_param_index): New function.
3370 (turn_representatives_into_adjustments): New function.
3371 (analyze_all_param_acesses): New function.
3372 (get_replaced_param_substitute): New function.
3373 (get_adjustment_for_base): New function.
3374 (replace_removed_params_ssa_names): New function.
3375 (sra_ipa_reset_debug_stmts): New function.
3376 (sra_ipa_modify_expr): New function.
3377 (sra_ipa_modify_assign): New function.
3378 (convert_callers): New function.
3379 (modify_function): New function.
3380 (ipa_sra_preliminary_function_checks): New function.
3381 (ipa_early_sra): New function.
3382 (ipa_early_sra_gate): New function.
3383 (pass_early_ipa_sra): New variable.
3384 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3386 2009-09-17 Michael Matz <matz@suse.de>
3389 * tree.c (build_type_attribute_qual_variant): Export.
3390 * tree.h (build_type_attribute_qual_variant): Declare.
3391 * tree-inline.c (remap_type_1): Use it to build variants with
3392 the original qualifiers and attributes.
3394 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3396 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3397 without a fallthrough edge.
3399 2009-09-16 DJ Delorie <dj@redhat.com>
3401 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3402 chip and ignore the "fast_interrupt" attribute if so.
3404 2009-09-16 Richard Henderson <rth@redhat.com>
3407 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3410 2009-09-16 Richard Henderson <rth@redhat.com>
3413 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3414 is set only if DECL_NO_STATIC_CHAIN is unset.
3415 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3416 (FOR_EACH_NEST_INFO): New.
3417 (walk_all_functions): Use it.
3418 (finalize_nesting_tree): Likewise.
3419 (unnest_nesting_tree): Likewise.
3420 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3421 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3422 (convert_gimple_call): Early out if gimple_call_chain already set.
3423 (convert_all_function_calls): Iterate until no new functions
3424 require a static chain.
3425 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3426 when building a trampoline. Use dump_function_to_file instead
3428 (lower_nested_functions): Open dump_file. Validate that decls
3429 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3430 bit reset by this pass.
3432 2009-09-16 Michael Matz <matz@suse.de>
3435 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3436 shorten decl_common_unused.
3437 (DECL_RESTRICTED_P): New accessor.
3438 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3439 to disambiguate marked decls and restrict pointers.
3441 2009-09-16 Richard Henderson <rth@redhat.com>
3444 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3446 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3448 * integrate.c (set_block_abstract_flags): Call
3449 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3451 2009-09-16 Richard Guenther <rguenther@suse.de>
3454 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3457 2009-09-16 DJ Delorie <dj@redhat.com>
3458 Kaz Kojima <kkojima@gcc.gnu.org>
3460 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3461 (sh_expand_prologue): Update calls to output_stack_adjust.
3462 (sh_expand_epilogue): Likewise.
3464 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3467 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3468 trying to limit the extent of searches in the insn stream.
3470 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3471 Jakub Jelinek <jakub@redhat.com>
3475 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3477 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3478 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3479 (rs6000_savres_strategy): Always save FP registers inline if the
3480 target doesn't support hardware double-precision. Set the above
3481 bits in return value when needed.
3482 (rs6000_savres_routine_sym): Fix computation for cache selector.
3483 Mark the generated symbol as a function. Rename exitp argument to
3484 lr. Move code for determining the name of the symbol...
3485 (rs6000_savres_routine_name): ...here. New function. Add cases for
3486 getting the names right on AIX and 64-bit Linux.
3487 (savres_routine_name): New variable.
3488 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3489 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3490 on what the target routine uses as a base register. If savep && lr
3491 describe saving of r0 into memory slot.
3492 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3493 line calls for AIX ABI.
3494 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3495 determine FP save/restore functions.
3496 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3497 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3499 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3500 Duplicate restoration of LR and execute the appropriate one
3501 depending on whether GPRs are being restored inline. Set r11 from
3502 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3503 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3504 Fix out of line calls for AIX ABI.
3505 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3507 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3509 (*restore_gpregs_spe): Likewise.
3510 (*return_and_restore_gpregs_spe): Likewise.
3511 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3512 Define to empty string unconditionally.
3513 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3514 Define to empty string unconditionally.
3515 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3518 2009-09-15 Jan Hubicka <jh@suse.cz>
3520 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3521 * params.def (inline-insns-auto): Likewise.
3523 2009-09-15 Martin Jambor <mjambor@suse.cz>
3525 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3526 individual statements only at TDF_DETAILS dump level. Format
3527 source for 80 characters per line.
3529 2009-09-15 Christian Bruel <christian.bruel@st.com>
3531 * regrename.c (do_replace): Update REG_DEAD notes.
3533 2009-09-15 Revital Eres <eres@il.ibm.com>
3535 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3536 * targhooks.c (default_builtin_support_vector_misalignment):
3537 New builtin function.
3538 * targhooks.h (default_builtin_support_vector_misalignment):
3540 * target.h (builtin_support_vector_misalignment):
3541 New field in struct gcc_target.
3542 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3543 new builtin function.
3544 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3546 * config/rs6000/rs6000.c
3547 (rs6000_builtin_support_vector_misalignment): New function.
3548 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3550 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3552 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3554 (bfin_optimize_loop): Likewise.
3555 (bfin_gen_bundles): Likewise.
3556 (workaround_speculation): Likewise.
3557 (find_load): Return NULL_RTX for debug_insn.
3559 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3561 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3564 2009-09-14 DJ Delorie <dj@redhat.com>
3566 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3567 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3570 2009-09-14 Richard Henderson <rth@redhat.com>
3571 Jakub Jelinek <jakub@redhat.com>
3573 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3574 * cfgbuild.c (make_edges): Handle asm goto.
3575 * cfglayout.c (fixup_reorder_chain): Likewise.
3576 * cfgrtl.c (patch_jump_insn): Likewise.
3577 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3578 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3579 (gimple_build_asm_vec): Add and use labels parameter.
3580 (gimple_build_asm): Remove.
3581 (walk_gimple_asm): Walk labels too.
3582 * gimple.def (GIMPLE_ASM): Update docs.
3583 * gimple.h: Update decls.
3584 (struct gimple_statement_asm): Change nc to use unsigned char;
3586 (gimple_asm_nlabels): New.
3587 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3588 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3589 into gimple_build_asm_vec.
3590 * jump.c (mark_jump_label_asm): New.
3591 (mark_jump_label): Use it.
3592 (redirect_jump_1): Handle asm goto.
3593 (invert_jump_1): Soft fail if X is null.
3594 * recog.c (extract_asm_operands): New.
3595 (asm_noperands): Use it; handle asm labels.
3596 (decode_asm_operands): Use extract_asm_operands.
3597 (asm_operand_ok): Properly handle empty string.
3598 * reg-stack.c (get_asm_operands_in_out): Rename from
3599 get_asm_operand_n_inputs; use extract_asm_operands; return both
3600 inputs and outputs by reference; update all callers.
3601 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3602 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3603 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3604 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3605 (extract_asm_operands): Declare.
3606 * stmt.c (expand_asm_operands): Add and use labels parameter.
3607 (check_unique_operand_names): Likewise.
3608 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3609 (expand_asm_stmt): Handle asm labels.
3610 * tree-cfg.c (make_gimple_asm_edges): New.
3611 (make_edges): Use it.
3612 (cleanup_dead_labels): Handle asm labels.
3613 (is_ctrl_altering_stmt): Likewise.
3614 (gimple_redirect_edge_and_branch): Likewise.
3615 * tree.def (ASM_EXPR): Add 5th operand.
3616 * tree.h (ASM_LABELS): New.
3617 (resolve_asm_operand_names): Update decl.
3619 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3620 (c_parser_asm_goto_operands): New.
3621 * c-tree.h (build_asm_expr): Update decl.
3622 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3623 * doc/extend.texi: Document asm goto.
3625 2009-09-14 Richard Henderson <rth@redhat.com>
3627 * except.h: Update declarations.
3628 (struct pointer_map_t): Forward declare.
3629 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3630 (struct eh_landing_pad_d, eh_landing_pad): New.
3631 (struct eh_catch_d, eh_catch): New.
3632 (struct eh_region_d): Remove next_region_sharing_label, aka,
3633 label, tree_label, landing_pad, post_landing_pad, resume,
3634 may_contain_throw. Rename region_number to index. Remove
3635 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3636 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3637 (VEC(eh_landing_pad,gc)): New.
3638 (struct eh_status): Remove last_region_number. Add lp_array,
3639 throw_stmt_table, ttype_data, ehspec_data.
3640 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3641 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3642 * except.c (lang_protect_cleanup_actions): Return tree.
3643 (struct ehl_map_entry): Remove.
3644 (init_eh_for_function): Push zero entries for region and lp_array.
3645 (gen_eh_region): Add to region_array immediately.
3646 (gen_eh_region_catch): Operate on eh_catch objects.
3647 (gen_eh_landing_pad): New.
3648 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3649 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3650 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3651 (get_eh_landing_pad_from_number_fn): New.
3652 (get_eh_landing_pad_from_number): New.
3653 (get_eh_region_from_lp_number_fn): New.
3654 (get_eh_region_from_lp_number): New.
3655 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3656 (get_exception_pointer, get_exception_filter): Remove.
3657 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3658 (current_function_has_exception_handlers): Simplify.
3659 (bring_to_root, eh_region_replaceable_by_p): Remove.
3660 (replace_region, hash_type_list, hash_eh_region): Remove.
3661 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3662 (label_to_region_map, num_eh_regions): Remove.
3663 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3664 (find_exception_handler_labels): Remove.
3665 (duplicate_eh_regions_0, find_prev_try): Remove.
3666 (struct duplicate_eh_regions_data): New.
3667 (duplicate_eh_regions_1): Rewrite.
3668 (duplicate_eh_regions): Return a pointer map instead of an
3670 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3671 (redirect_eh_edge_to_label): Remove.
3672 (eh_region_outermost): Rewrite using eh_region pointers
3673 instead of integers.
3674 (add_ttypes_entry): Update for ttype_data move to eh_status.
3675 (add_ehspec_entry): Rewrite with VEC instead of varray.
3676 (assign_filter_values): Likewise. Export.
3677 (build_post_landing_pads, connect_post_landing_pads): Remove.
3678 (dw2_build_landing_pads): Rewrite to use lp_array.
3679 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3680 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3681 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3682 (sjlj_mark_call_sites): Update for landing pad numbers.
3683 (finish_eh_generation): Rewrite.
3684 (gate_handle_eh): Do nothing for no eh tree.
3685 (pass_rtl_eh): Move up near finish_eh_generation.
3686 (remove_eh_landing_pad): New.
3687 (remove_eh_handler): Export.
3688 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3689 (for_each_eh_label): Rewrite to use lp_array.
3690 (make_reg_eh_region_note): New.
3691 (make_reg_eh_region_note_nothrow_nononlocal): New.
3692 (insn_could_throw_p): New.
3693 (copy_reg_eh_region_note_forward): New.
3694 (copy_reg_eh_region_note_backward): New.
3695 (check_handled, add_reachable_handler): Remove.
3696 (reachable_next_level, foreach_reachable_handler): Remove.
3697 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3698 (get_eh_region_and_lp_from_rtx): New.
3699 (get_eh_region_from_rtx): New.
3700 (can_throw_internal_1, can_throw_external_1): Remove.
3701 (can_throw_internal): Use get_eh_region_from_rtx.
3702 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3703 (insn_nothrow_p, can_nonlocal_goto): New.
3704 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3705 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3706 (add_action_record): Use VEC not varray.
3707 (collect_one_action_chain): Update for eh_region changes.
3708 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3709 Use get_eh_region_and_lp_from_rtx.
3710 (gate_convert_to_eh_region_ranges): New.
3711 (pass_convert_to_eh_region_ranges): Use it.
3712 (push_uleb128, push_sleb128): Use VEC not varray.
3713 (output_one_function_exception_table): Likewise.
3714 (dump_eh_tree): Update for eh_region changes.
3715 (verify_eh_tree): Likewise.
3716 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3717 * tree-eh.c: Include target.h.
3718 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3719 Don't disallow GIMPLE_RESX; adjust argument check.
3720 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3721 (record_stmt_eh_region): Update for landing pad numbers;
3722 generate a landing pad if necessary.
3723 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3724 (remove_stmt_from_eh_lp_fn): Similarly.
3725 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3726 Update for lp numbers; don't special case missing throw_stmt_table.
3727 (lookup_expr_eh_lp): Similarly.
3728 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3729 (eh_seq, eh_region_may_contain_throw): New.
3730 (struct leh_state): Add ehp_region.
3731 (struct leh_tf_state): Remove eh_label.
3732 (emit_post_landing_pad): New.
3733 (emit_resx, emit_eh_dispatch): New.
3734 (note_eh_region_may_contain_throw): New.
3735 (frob_into_branch_around): Take eh_region not eh label;
3736 emit eh code into eh_seq.
3737 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3738 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3739 lower_eh_must_not_throw. Emit code to eh_seq.
3740 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3741 (lower_try_finally_onedest): Likewise.
3742 (lower_try_finally_copy): Likewise.
3743 (lower_try_finally_switch): Likewise.
3744 (lower_try_finally): Initialize ehp_region.
3745 (lower_catch): Update for eh_catch objects.
3746 (lower_eh_filter): Don't handle must_not_throw.
3747 (lower_eh_must_not_throw): New.
3748 (lower_cleanup): Don't set eh_label.
3749 (lower_eh_constructs_2): Resolve eh builtins.
3750 Handle GIMPLE_EH_MUST_NOT_THROW.
3751 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3752 Add eh_seq to the end of the function body.
3753 (make_eh_dispatch_edges): New.
3754 (make_eh_edge): Remove.
3755 (make_eh_edges): Simplify for landing pads.
3756 (redirect_eh_edge_1): New.
3757 (redirect_eh_edge): Use it.
3758 (redirect_eh_dispatch_edge): New.
3759 (stmt_could_throw_p): Use a switch. Allow RESX.
3760 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3761 (stmt_can_throw_internal): Likewise.
3762 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3763 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3764 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3765 (gate_refactor_eh): New.
3766 (pass_refactor_eh): Use it.
3767 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3768 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3769 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3770 (remove_unreachable_handlers): Rename from
3771 tree_remove_unreachable_handlers; rewrite for landing pads;
3772 call remove_eh_handler directly.
3773 (remove_unreachable_handlers_no_lp): New.
3774 (unsplit_eh, unsplit_all_eh): New.
3775 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3776 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3777 (cleanup_empty_eh_unsplit): New.
3778 (cleanup_empty_eh): Rewrite.
3779 (cleanup_all_empty_eh): New.
3780 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3781 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3782 (gate_cleanup_eh): New.
3783 (pass_cleanup_eh): Use it.
3784 (verify_eh_edges): Move later in file. Expect one EH edge.
3785 (verify_eh_dispatch_edge): New.
3787 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3788 (gtype-desc.o): Add TARGET_H.
3789 (tree.o): Use EXCEPT_H, not except.h.
3790 (cfgbuild.o): Add EXPR_H.
3791 (GTFILES): Add vecprim.h.
3792 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3793 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3794 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3795 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3796 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3797 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3798 calls to can_throw_internal.
3799 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3800 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3801 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3802 (expand_gimple_stmt): Use make_reg_eh_region_note.
3803 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3804 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3805 or find_exception_handler_labels.
3806 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3807 there is exacly one EH edge. Use can_nonlocal_goto and
3809 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3810 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3811 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3812 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3813 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3814 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3815 * dse.c (scan_insn): Use insn_could_throw_p.
3816 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3817 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3818 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3819 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3820 EXC_PTR_EXPR or FILTER_EXPR.
3821 (tree_expr_nonzero_warnv_p): Likewise.
3822 * function.h: Include vecprim.h, not varray.h
3823 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3824 move ttype_data and ehspec_data members to struct eh_status; change
3825 action_record_data member to a VEC.
3826 * gcse.c (hash_scan_set): Use can_throw_internal.
3827 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3828 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3829 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3830 (block_may_fallthru): Don't handle RESX_EXPR.
3831 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3832 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3833 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3834 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3835 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3836 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3837 (gimple_size): Likewise.
3838 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3839 (gimple_build_resx): Use gimple_build_with_ops.
3840 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3841 (is_gimple_val): Likewise.
3842 (is_gimple_stmt): Remove RESX_EXPR.
3843 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3844 (GIMPLE_RESX): Reorder with other EH constructs.
3845 * gimple.h (struct gimple_statement_eh_mnt): New.
3846 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3847 (gimple_eh_filter_must_not_throw): Remove.
3848 (gimple_eh_filter_set_must_not_throw): Remove.
3849 (gimple_eh_must_not_throw_fndecl): New.
3850 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3851 (is_gimple_resx): New.
3852 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3853 Don't copy EH_FILTER_MUST_NOT_THROW.
3854 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3855 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3856 handle must_not_throw_labels specially.
3857 * ipa-pure-const.c (check_call): Update debug statement for LP.
3858 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3859 * ipa-utils.c (get_base_var): Likewise.
3860 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3861 * lower-subreg.c (move_eh_region_note): Remove.
3862 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3863 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3864 (create_task_copyfn): Likewise.
3865 (maybe_catch_exception): Use gimple_build_eh_filter.
3866 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3867 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3868 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3869 and pass_lower_resx.
3870 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3871 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3872 can_throw_internal, can_nonlocal_goto.
3873 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3874 copy_reg_eh_region_note_forward.
3875 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3876 (emit_output_reload_insns): Likewise.
3877 (copy_eh_notes): Remove.
3878 * rtl.def (RESX): Remove.
3879 * rtl.h: Update declarations.
3880 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3881 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3882 (update_eh_label): Remove.
3883 (cleanup_dead_labels_eh): New.
3884 (cleanup_deal_labels): Use it instead of update_eh_label.
3885 (gimple_merge_blocks): Update landing pad data structure when
3886 removing a landing pad label.
3887 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3888 test; handle GIMPLE_EH_MUST_NOT_THROW.
3889 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3890 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3891 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3892 (verify_stmt): Likewise. Verify landing pads.
3893 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3894 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3895 (struct move_stmt_d): Add eh_map.
3896 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3897 (move_stmt_r): Remap eh region numbers in builtin calls,
3898 resx and eh_dispatch.
3899 (move_block_to_fn): Remove eh_offset parameter. Use
3900 maybe_duplicate_eh_stmt_fn.
3901 (find_outermost_region_in_block): Operate on eh_region pointers
3902 instead of region numbers.
3903 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3904 duplicate_eh_regions.
3905 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3906 test earlier. Disallow EH landing pads.
3907 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3908 * tree-flow.h: Update declarations.
3909 (struct tree_ann_common_d): Replace rn with lp_nr.
3910 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3911 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3912 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3913 resx and eh_dispatch.
3914 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3915 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3916 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3917 from duplicate_eh_regions.
3918 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3919 update RESX; handle EH_DISPATCH.
3920 (expand_call_inline): Set eh_lp_nr, not eh_region.
3921 (maybe_inline_call_in_expr): Likewise.
3922 * tree-inline.h (struct copy_body_data): Replace eh_region with
3923 eh_lp_nr, eh_region_offset with eh_map.
3924 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3925 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3926 * tree-pretty-print.c (dump_generic_node): Don't handle
3927 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3928 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3929 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3930 EXC_PTR_EXPR, FILTER_EXPR.
3931 * tree-ssa-operands.c (get_expr_operands): Likewise.
3932 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3933 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3934 (ao_ref_init_from_vn_reference): Likewise.
3935 * tree-ssa-sink.c (statement_sink_location): Likewise.
3936 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3937 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3938 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3939 EXC_PTR_EXPR, FILTER_EXPR.
3940 (is_exception_related): Remove.
3941 (compute_avail): Don't call it.
3942 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3943 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3944 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3945 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3947 (build_resx): Remove.
3948 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3949 * tree.h: Update declarations.
3950 (EH_FILTER_MUST_NOT_THROW): Remove.
3951 (struct tree_label_decl): Add eh_landing_pad_nr.
3952 (EH_LANDING_PAD_NR): New.
3953 * value-prof.c (gimple_ic): Tidy variable names. Update for
3954 landing pad numbers.
3955 (gimple_stringop_fixed_value): Tidy variable names. Assert
3956 that neither call stmt can throw.
3957 * vecprim.h (uchar): New.
3958 (VEC(uchar,heap), VEC(uchar,gc)): New.
3960 * c-common.c (c_define_builtins): Update call to
3961 build_common_builtin_nodes.
3962 * c-parser.c (c_parse_file): Don't call
3963 default_init_unwind_resume_libfunc.
3965 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3967 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3968 (mips_cprestore_address_p): Likewise.
3969 (mips_save_gp_to_cprestore_slot): Likewise.
3970 (mips_restore_gp): Rename to...
3971 (mips_restore_gp_from_cprestore_slot): ...this.
3972 (mips_must_initialize_gp_p): Declare.
3973 (mips_emit_save_slot_move): Likewise.
3974 (mips_output_load_label): Return nothing.
3975 (mips_eh_uses): Declare.
3976 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3977 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3978 (TARGET_ABSOLUTE_JUMPS): Likewise.
3979 (EH_USES): Likewise.
3980 (FIRST_PSEUDO_REGISTER): Update comment.
3981 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3982 (MIPS_CALL): ...here.
3983 (REGISTER_NAMES): Add $cprestore.
3984 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3985 Add load_label_length, has_inflexible_gp_insn_p,
3986 has_flexible_gp_insn_p, must_initialize_gp_p and
3987 must_restore_gp_when_clobbered_p.
3988 (mips_expand_call): Don't generate split instructions here.
3989 (mips_split_call): Update the call to mips_restore_gp after
3990 the above name change.
3991 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3992 (mips_find_gp_ref): New function.
3993 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3994 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3995 (mips_insn_has_flexible_gp_ref_p): Likewise.
3996 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3997 (mips_function_has_gp_insn): Delete.
3998 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3999 Use the new functions above. Only return INVALID_REGNUM
4000 for TARGET_ABSOLUTE_JUMPS.
4001 (mips_must_initialize_gp_p): New function.
4002 (mips_get_cprestore_base_and_offset): New function, extracted from...
4003 (mips_cprestore_slot): ...here. Take a bool parameter.
4004 (mips_cfun_has_cprestore_slot_p): New function.
4005 (mips_cprestore_address_p): Likewise.
4006 (mips_save_gp_to_cprestore_slot): Likewise.
4007 (mips_restore_gp): Rename to...
4008 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4009 epilogue_completed. Update the call to mips_cprestore_slot.
4010 Test cfun->machine->must_restore_gp_when_clobbered_p.
4011 (mips_direct_save_slot_move_p): New function.
4012 (mips_emit_save_slot_move): Likewise.
4013 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4014 of cfun->machine->global_pointer.
4015 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4016 (mips_save_reg): Use mips_emit_save_slot_move.
4017 (mips_expand_prologue): Set must_initialize_gp_p.
4018 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4019 for all cprestore saves. Emit a use_cprestore instruction after
4020 setting up the cprestore slot.
4021 (mips_restore_reg): Use mips_emit_save_slot_move.
4022 (mips_process_load_label): New function.
4023 (mips_load_label_length): Likewise.
4024 (mips_output_load_label): Don't return asm: output it here instead.
4025 Use mips_process_load_label.
4026 (mips_adjust_insn_length): Adjust the length of branch instructions
4027 that have length MAX_PIC_BRANCH_LENGTH.
4028 (mips_output_conditional_branch): Update the call to
4029 mips_output_load_label. Assume the branch target is OPERANDS[0]
4030 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4031 (mips_output_order_conditional_branch): Swap the meaning of
4032 OPERANDS[0] and OPERANDS[1].
4033 (mips_variable_issue): Don't count ghost instructions.
4034 (mips_expand_ghost_gp_insns): New function.
4035 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4036 (mips_output_mi_thunk): Set must_initialize_gp_p.
4037 (mips_eh_uses): New function.
4038 * config/mips/predicates.md (cprestore_save_slot_operand)
4039 (cprestore_load_slot_operand): New predicates.
4040 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4041 (UNSPEC_MOVE_GP): Likewise.
4042 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4043 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4044 (CPRESTORE_SLOT_REGNUM): New register.
4045 (MAX_PIC_BRANCH_LENGTH): New constant.
4046 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4047 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4048 branches. Fix commentary.
4049 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4050 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4051 Change type to "ghost".
4052 (loadgp_absolute_<mode>): Likewise.
4053 (loadgp_rtp_<mode>): Likewise.
4054 (copygp_mips16): Likewise.
4055 (loadgp_blockage): Remove redundant mode attribute.
4056 (potential_cprestore): New instruction.
4057 (cprestore): Turn into an unspec set.
4058 (use_cprestore): New instruction.
4059 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4060 (*branch_fp_inverted): Likewise.
4061 (*branch_order<mode>): Likewise.
4062 (*branch_order<mode>_inverted): Likewise.
4063 (*branch_equality<mode>): Likewise.
4064 (*branch_equality<mode>_inverted): Likewise.
4065 (*branch_bit<bbv><mode>): Likewise.
4066 (*branch_bit<bbv><mode>_inverted): Likewise.
4067 (*branch_equality<mode>_mips16): Remove redundant mode.
4068 (jump): Turn into a define_expand.
4069 (*jump_absolute): New instruction.
4070 (*jump_pic): Likewise.
4071 (*jump_mips16): Rename previously-unnamed pattern. Remove
4072 redundant mode attribute.
4073 (restore_gp): Split on epilogue_completed rather than
4074 reload_completed. Change type to "ghost".
4075 (move_gp<mode>): New instruction.
4076 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4077 Remove redundant mode attribute.
4078 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4079 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4080 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4082 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4085 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4086 are returned in the same register (vs34 or v2) that Altivec vector
4087 types are returned in.
4088 (rs6000_libcall_value): Ditto.
4091 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4092 instead of explicit addsi3/adddi3 calls.
4093 (rs6000_split_multireg_move): Ditto.
4094 (rs6000_emit_allocate_stack): Ditto.
4095 (rs6000_emit_prologue): Ditto.
4096 (rs6000_output_mi_thunk): Ditto.
4098 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4099 size is 64 bits if we can use 64-bit registers.
4101 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4103 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4106 From Jie Zhang <jie.zhang@analog.com>:
4107 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4108 save FP and RETS with saveall attribute.
4109 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4110 with saveall attribute.
4112 * config/bfin/bfin.c (bfin_expand_builtin,
4113 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4116 From Jie Zhang <jie.zhang@analog.com>:
4117 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4118 before use in two places.
4119 * config/bfin/bfin.md (AREG): Define mode iterator.
4120 (reload_in, reload_out): Use mode iterator AREG.
4122 2009-09-14 Richard Guenther <rguenther@suse.de>
4125 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4126 EH personality path.
4128 2009-09-13 Richard Guenther <rguenther@suse.de>
4129 Rafael Avila de Espindola <espindola@google.com>
4131 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4132 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4133 (LANG_HOOKS_INITIALIZER): Adjust.
4134 (lhd_pass_through_t): Declare.
4135 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4137 * langhooks.c (lhd_pass_through_t): New function.
4138 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4139 dwarf2out_begin_prologue): Use personality from current_function_decl.
4140 * expr.h (get_personality_function): Declare.
4141 * expr.c (get_personality_function): New function.
4142 (build_personality_function): Likewise.
4143 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4144 (eh_personality_libfunc): Remove.
4145 * optabs.c (build_libfunc_function): New function split out from ...
4146 (init_one_libfunc): ... here.
4147 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4148 (tree_function_decl): Add personality.
4149 (lhd_gcc_personality): Declare.
4150 (build_personality_function): Likewise.
4151 * tree.c (gcc_eh_personality_decl): New.
4152 (lhd_gcc_personality): New function.
4153 * except.h (lang_eh_runtime_type): Remove.
4154 (enum eh_personality_kind): New.
4155 (build_personality_function): Declare.
4156 (function_needs_eh_personality): Declare.
4157 * except.c (lang_eh_runtime_type): Remove.
4158 (function_needs_eh_personality): New function.
4159 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4160 (sjlj_emit_function_enter, output_function_exception_table):
4161 Use personality from current_function_decl.
4162 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4163 * tree-inline.c (tree_can_inline_p): Do not inline across different
4165 (expand_call_inline): Likewise. Adjust the callers EH personality.
4166 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4167 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4168 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4169 (c-parser.o): Likewise
4170 * c-tree.h (c_eh_initialized_p): Remove.
4171 (c_maybe_initialize_eh): Likewise.
4172 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4173 (finish_decl): Don't call c_maybe_initialize_eh.
4174 (c_eh_initialized_p): Remove.
4175 (c_maybe_initialize_eh): Likewise.
4176 * c-parser.c (c_parser_omp_construct): Likewise.
4177 (c_parse_file): Initialize exception handling.
4179 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4181 * config.gcc (tm_file): Remove i386/biarch32.h
4182 for i?86-w64-mingw* case.
4183 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4185 * config.host: Set for x64 mingw the option
4186 use_long_long_for_widest_fast_int to yes.
4188 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4190 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4191 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4192 (dbxout_begin_function): Likewise.
4193 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4194 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4195 set on the function.
4196 (final_end_function): Likewise.
4197 (final_scan_insn): Likewise.
4198 (rest_of_handle_final): Likewise.
4199 * varasm.c (assemble_start_function): Likewise.
4200 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4202 2009-09-12 Jason Merrill <jason@redhat.com>
4204 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4205 * opts.c (common_handle_option): constify.
4207 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4209 * doc/install.texi (avr): Remove obsolete reference site.
4211 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4213 * doc/install.texi (Binaries): Adjust AIX link.
4215 2009-09-12 Akim Demaille <demaille@gostai.com>
4217 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4218 Use an imperative sentence.
4220 2009-09-11 Richard Henderson <rth@redhat.com>
4222 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4223 structure-name and has-tree-operands arguments; update all entries.
4224 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4226 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4227 (gsstruct_code_size): New.
4228 (gss_for_code_): New.
4229 (gss_for_code): Remove.
4230 (gimple_size): Rewrite using gsstruct_code_size.
4231 (gimple_statement_structure): Move to gimple.h.
4232 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4233 (gss_for_code, gimple_statement_structure): New.
4234 (gimple_ops): Use new arrays; tidy.
4236 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4238 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4239 operand to be a PLUS expression.
4240 * config/pa/pa.c (pa_secondary_reload): Likewise.
4242 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4244 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4246 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4249 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4251 From Jie Zhang <jie.zhang@analog.com>:
4252 * doc/extend.texi (node Function Attributes): Document l2
4254 (node Blackfin Variable Attributes): Document l2 variable attributes.
4256 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4258 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4259 to match the system compiler's configuration at inflection point.
4260 Add comment to remark a remaining difference with system compiler.
4262 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4263 * configure: Regenerate.
4265 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4267 From Jie Zhang <jie.zhang@analog.com>:
4268 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4269 (bfin_handle_l2_attribute): New.
4270 (bfin_attribute_table): Add l2 attribute.
4272 2009-09-11 Michael Matz <matz@suse.de>
4275 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4276 on the local_decls list.
4278 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4282 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4284 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4285 for VALUEs, to implement the documented interface.
4286 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4287 Adjust for VALUEs and anything else, to implement the
4288 documented interface.
4290 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4292 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4293 with actual SPE/paired vector modes before using 64-bit alignment.
4294 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4296 2009-09-10 DJ Delorie <dj@redhat.com>
4298 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4301 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4302 * config/mep/mep.c (mep_legitimate_constant_p): New.
4303 * config/mep/mep-protos.h: Prototype it.
4305 2009-09-10 Richard Henderson <rth@redhat.com>
4307 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4309 2009-09-10 Jason Merrill <jason@redhat.com>
4311 * tree.c (chain_index): New fn.
4312 * tree.h: Declare it.
4314 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4316 * config/sol2-c.c (cmn_err_length_specs): Initialize
4317 scalar_identity_flag.
4319 2009-09-10 Richard Henderson <rth@redhat.com>
4321 * tree.h (struct tree_decl_common): Move align member earlier;
4322 move label_decl_uid member ...
4323 (struct tree_label_decl): ... here.
4324 (LABEL_DECL_UID): Update to match.
4326 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4329 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4330 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4332 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4333 dest_prev if the edge is complex.
4335 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4337 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4338 loop latch tests earlier.
4340 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4341 before GIMPLE_RETURN, not after its predecessor; insert
4344 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4345 gimple_seq_empty_p to test for no PHI nodes.
4346 * tree-cfg.c (split_critical_edges): Likewise.
4348 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4350 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4352 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4353 introduced by the VTA branch merge.
4355 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4357 * ira-conflicts.c: Use fputs or putc instead of fprintf
4361 * tree-switch-conversion.c: Ditto.
4363 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4365 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4366 introduced by the VTA branch merge.
4368 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4371 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4373 PR rtl-optimization/39779
4374 * expr.c (convert_modes): Return when mode == oldmode after
4375 CONST_INTs are processed.
4377 2009-09-10 Nick Clifton <nickc@redhat.com>
4379 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4380 attribute and referring decl when creating renamed symbol.
4382 2009-09-10 Richard Guenther <rguenther@suse.de>
4385 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4387 (cgraph_finalize_compilation_unit): Compute reachability
4388 before emitting thunks. Properly process aliases before
4389 possibly removing unreachable nodes.
4391 2009-09-10 Richard Guenther <rguenther@suse.de>
4394 * tree.c (struct free_lang_data_d): Add worklist member.
4395 (find_decls_types_r): Push onto the worklist instead of recursing.
4396 Handle TREE_BINFOs properly.
4397 (find_decls_types): New function wrapped around find_decls_types_r
4398 to process the worklist.
4399 (find_decls_types_in_eh_region): Use it.
4400 (find_decls_types_in_node): Likewise.
4401 (find_decls_types_in_var): Likewise.
4402 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4403 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4404 (AGGREGATE_TYPE_P): Adjust.
4406 2009-09-09 Jason Merrill <jason@redhat.com>
4408 * configure.ac: Check glibc version even if we have an in-tree
4411 2009-09-09 Anthony Green <green@moxielogic.com>
4413 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4414 the constant 0 when appropriate.
4415 * config/moxie/constraints.md: Add constraint O.
4417 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4418 to pass up to 6 32-bit argument values in registers.
4419 (moxie_function_arg): Ditto.
4420 (moxie_arg_partial_bytes): Ditto.
4421 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4422 (REG_PARM_STACK_SPACE): Ditto.
4423 (FUNCTION_ARG_REGNO_P): Ditto.
4425 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4426 instruction to allocate stack space.
4428 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4430 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4431 unnecessarily stringent constraints. Fix address
4432 calculation in the splitters.
4434 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4436 PR rtl-optimization/39779
4437 * expr.c (convert_modes): Return when mode == oldmode after
4438 CONST_INTs are processed.
4440 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4443 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4444 (ix86_expand_prologue): Take frame.padding0 into logic of
4446 (ix86_expand_epilogue): Likewise.
4448 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4450 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4452 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4453 * config/t-slibgcc-libgcc: New file.
4454 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4456 2009-09-09 Martin Jambor <mjambor@suse.cz>
4458 PR tree-optimization/41089
4459 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4462 2009-09-09 Richard Henderson <rth@redhat.com>
4464 * gimple.h (CASE_GIMPLE_OMP): New.
4465 (is_gimple_omp): Use it.
4466 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4467 (verify_gimple_debug): Likewise.
4469 2009-09-09 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/41101
4472 * tree-ssa-pre.c (maximal_set): Remove.
4473 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4474 Defer all blocks we didn't visit at least one successor.
4475 (add_to_exp_gen): Do not add to the maximal set.
4476 (make_values_for_phi): Likewise.
4477 (compute_avail): Likewise.
4478 (init_pre): Do not allocate the maximal set.
4479 (execute_pre): Do not dump it.
4481 2009-09-09 Martin Jambor <mjambor@suse.cz>
4483 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4484 an SSA_NAME rather than a is_gimple_variable.
4486 2009-09-09 Richard Guenther <rguenther@suse.de>
4489 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4490 code dealing with plain pointer bases.
4491 (maybe_fold_offset_to_reference): Likewise.
4492 (maybe_fold_stmt_addition): Adjust.
4494 2009-09-09 Richard Guenther <rguenther@suse.de>
4496 * tree.c (free_lang_data_in_type): Do not free the type variant
4498 (free_lang_data): Merge char_type_node with its properly signed
4500 (pass_ipa_free): Collect after freeing language specific data.
4502 2009-09-09 Michael Matz <matz@suse.de>
4505 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4506 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4507 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4510 2009-09-08 DJ Delorie <dj@redhat.com>
4512 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4514 2009-09-04 Jason Merrill <jason@redhat.com>
4516 * tree.c (tree_find_value): Remove.
4517 * tree.h: Remove prototype.
4518 * varasm.c (assemble_external): Use value_member instead.
4520 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4522 * toplev.c (process_options): Choose default debugging type when
4523 gtoggle enables debug info and type is unset.
4525 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4529 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4532 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4534 * configure: Rebuilt with modified libtool.m4.
4536 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4541 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4543 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4545 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4546 (remove_statement): Likewise.
4547 (rewrite_use_nonlinear_expr): Adjust.
4548 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4549 * tree-ssa.c (release_defs_bitset): ... this. New.
4550 * tree-flow.h (release_defs_bitset): Declare.
4552 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4555 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4556 in the middle block.
4558 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4560 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4561 via intptr_t to long type.
4562 (insert_operand_rank): Cast long type via intptr_t to
4564 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4566 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4567 from pointer to unsigned via uintptr_t.
4569 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4570 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4572 * configure: Regenerated.
4573 * config.in: Regenerated
4574 * system.h (stdint.h): Add include.
4575 (inttypes.h): Likewise.
4576 * Makefile.in (aclocal): Add config/stdint.m4.
4577 * aclocal.m4: Regenerated.
4579 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4581 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4583 (note_np_check_stores): New function.
4584 (harmless_null_pointer_p): New function.
4585 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4586 changed. Take into account whether we're in the shadow of a condjump
4587 that tested NP_REG for NULL.
4588 Lose all code that tested for SEQUENCEs.
4589 (workaround_speculation): Avoid inserting NOPs for loads that are
4590 either always executed or a NULL pointer.
4592 2009-09-08 Jan Hubicka <jh@suse.cz>
4594 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4595 * params.def (early-inlining-insns): Likewise.
4597 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4599 PR rtl-optimization/41239
4600 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4601 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4603 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4604 across calls, as the calls might not always return normally.
4605 (call_may_noreturn_p): New function.
4606 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4607 (init_deps): Initialize it.
4608 (remove_from_deps): Also remove calls from
4609 last_function_call_may_noreturn list.
4611 2009-09-07 Richard Henderson <rth@redhat.com>
4613 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4614 more VR->OPERANDS than LHS operands. Free LHS before returning.
4616 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4618 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4619 (attr "addrtype"): New member "spreg".
4620 Use it if mem_spfp_address_operand is true for the address.
4621 (attr "type"): New entry "stall".
4622 (cpu_unit "load"): New.
4623 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4625 (insn_reservation "loadsp"): New.
4626 (insn_reservation "load_stall1"): New.
4627 (insn_reservation "load_stall3"): New.
4629 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4630 (mem_p_address_operand): Exclude stack and frame pointer based
4632 (mem_spfp_address_operand): New; match them here.
4633 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4634 (bfin_reorg): Call it if scheduling insns.
4635 (bfin_gen_bundles): Remove dummy insns created by
4636 add_sched_insns_for_speculation.
4638 From Jie Zhang <jie.zhang@analog.com>:
4639 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4640 bfin_si_revision, bfin_workarounds): Move these ...
4641 * config/bfin/bfin.h: ... here.
4643 From Mike Frysinger <michael.frysinger@analog.com>
4644 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4645 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4646 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4647 bf547m, bf548m, and bf549m.
4648 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4649 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4650 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4651 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4652 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4653 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4654 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4655 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4656 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4657 bf542m, bf544m, bf547m, bf548m, and bf549m.
4659 From Jie Zhang <jie.zhang@analog.com>:
4660 * config/bfin/predicates.md (p_register_operand): New predicate.
4661 (dp_register_operand): New predicate.
4662 * config/bfin/bfin-protos.h (WA_05000074): Define.
4663 (ENABLE_WA_05000074): Define.
4664 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4665 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4666 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4667 (define_attr addrtype): Allow load/store register to be P register.
4668 (define_attr storereg): New.
4669 (define_cpu_unit anomaly_05000074): New.
4670 (define_insn_reservation dsp32shiftimm): New.
4671 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4672 (define_insn_reservation loadp): Cannot use slot2.
4673 (define_insn_reservation loadsp): Cannot use slot2.
4674 (define_insn_reservation storep): Cannot use slot2. Does not
4675 apply when working around 05000074.
4676 (define_insn_reservation storep_anomaly_05000074): New.
4677 (define_insn_reservation storei): Does not apply when working
4679 (define_insn_reservation storei_anomaly_05000074): New.
4680 (define_attr length): Add dsp32shiftimm case.
4681 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4682 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4683 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4684 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4685 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4687 2009-09-07 Martin Jambor <mjambor@suse.cz>
4690 * tree-sra.c (create_artificial_child_access): Return NULL if
4691 build_ref_for_offset fails.
4692 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4693 and create_artificial_child_access to fail.
4695 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4698 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4699 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4700 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4702 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4704 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4705 block, ensure it has an exit edge. Emit a barrier after a jump.
4707 2009-09-07 Nick Clifton <nickc@redhat.com>
4709 * gcc.c (this_is_linker_script): New variable. Like
4710 this_is_library_file but for the %T constructor.
4711 (end_going_arg): If this_is_linker_script is set then locate the
4712 script and insert a --script switch before it
4713 (do_spec_2): Initialise this_is_linker_script.
4714 (do_spec_1): Likewise. Handle %T construct.
4715 (eval_spec_function): Preserve this_is_linker_script.
4716 * doc/invoke.texi: Document %T construct in spec files.
4717 * config/m32c/m32c.h (LIB_SPEC): Use it.
4719 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4721 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4722 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4723 when volatile flag is set.
4724 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4726 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4729 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4730 (combine_stack_adjustments_for_block): Allow insns between stack
4731 adjustments and stores with corresponding pre-(dec|inc)rement or
4732 pre-modify operation.
4734 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4737 * combine-stack-adj.c (struct csa_memlist): Rename to...
4738 (struct csa_reflist): ... this. Rename mem field to ref.
4739 (free_csa_memlist): Rename to...
4740 (free_csa_reflist): ... this.
4741 (record_one_stack_memref): Rename to...
4742 (record_one_stack_ref): ... this. Handle also REG_P.
4743 (try_apply_stack_adjustment): Handle also REG_P.
4744 (struct record_stack_memrefs_data): Rename to...
4745 (struct record_stack_refs_data): ... this. Rename memlist field to
4747 (record_stack_memrefs): Rename to...
4748 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4749 subexpressions instead of failing when a MEM contains SP references.
4750 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4751 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4753 2009-09-06 Richard Guenther <rguenther@suse.de>
4756 * tree.c (build_array_type): Do not record types marked
4757 with structural equality in the canonical type hashtable.
4759 2009-09-06 Richard Guenther <rguenther@suse.de>
4762 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4764 2009-09-05 Richard Guenther <rguenther@suse.de>
4767 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4769 2009-09-05 Richard Guenther <rguenther@suse.de>
4772 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4774 2009-09-05 Richard Guenther <rguenther@suse.de>
4777 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4778 before comparing function argument types.
4780 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4783 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4786 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4789 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4791 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4792 locators before emit_insn is called.
4794 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4797 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4798 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4799 (reginfo_init): Don't call allocate_reg_info.
4801 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4804 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4805 NONDEBUG_INSN_P instead of INSN_P.
4807 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4810 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4812 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4815 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4816 pattern of the split.
4818 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4820 * toplev.c (process_options): Move setter of flag_var_tracking
4821 before other tests that depend on it. Move down setter of
4822 flag_rename_registers. Don't enable var-tracking-assignments
4823 by default if selective scheduling is enabled. Warn if both
4826 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4828 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4829 comment. Use switch statement to catch overlaps between rtx
4830 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4831 (IS_DECL_CODE): ... here. Remove.
4832 (check_value_is_not_decl): Remove.
4833 (dv_from_decl, dv_from_value): Check after conversion.
4835 2009-09-04 Richard Guenther <rguenther@suse.de>
4838 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4839 after emitting tunks. Move emitting thunks and ctors from ...
4840 (cgraph_optimize): ... here. Remove redundant
4841 cgraph_analyze_functions.
4842 * varasm.c (find_decl_and_mark_needed): Remove no longer
4844 (finish_aliases_1): Adjust check for thunk aliases.
4846 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4848 * config/arm/arm.md (ctzsi2): Added braces
4849 to avoid warning that broke booststrap.
4851 2009-09-04 Martin Jambor <mjambor@suse.cz>
4853 PR tree-optimization/41112
4854 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4855 handle variable-bounded arrays.
4856 (expr_with_var_bounded_array_refs_p): New function.
4857 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4859 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4861 * config/s390/2097.md: Removed two incorrect bypasses.
4862 (z10_fsimpdf): Fixed latency.
4863 (z10_fhex): New insn_reservation.
4864 (z10_floaddf): Fixed latency.
4865 (z10_floadsf): Fixed latency.
4866 (z10_ftrunctf): Fixed latency.
4867 (z10_ftruncdf): Fixed latency.
4868 * config/s390/s390.c (z10_cost): Fixed values.
4869 (s390_adjust_priority): Added z10 path.
4870 * config/s390/s390.md (type): Added fhex.
4871 (*mov<mode>_64dfp): Updated type attribute.
4872 (*mov<mode>_64): Updated type attribute.
4873 (*mov<mode>_31): Updated type attribute.
4874 (*mov<mode>"): Likewise.
4875 * config/s390/2084.md (x_fsimpdf): Updated condition.
4877 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4879 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4880 RTXs in the predicate for operand 1.
4882 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4884 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4885 (rbitsi2): New insn.
4886 (ctzsi2): New expand.
4887 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4889 2009-09-03 Martin Jambor <mjambor@suse.cz>
4891 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4892 (create_artificial_child_access): Use build_ref_for_offset instead
4893 of duplicate_expr_for_different_base.
4894 (propagate_subacesses_accross_link): Likewise.
4896 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4898 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4900 (mips16e_collect_argument_saves): Skip debug instructions.
4901 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4902 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4903 (r10k_insert_cache_barriers): Likewise.
4904 (mips_reorg_process_insns): Likewise.
4906 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4909 * ira.c (update_equiv_reg): Remove check on class likely spill.
4911 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4914 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4915 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4919 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4920 the stack slot if it is passed by invisible reference.
4921 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4922 by invisible reference.
4924 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4926 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4927 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4928 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4930 * config/bfin/sync.md: New file.
4931 * config/bfin/bfin.md: Include it.
4932 (UNSPEC_ATOMIC): New.
4933 (UNSPEC_ONES): Provide a unique number.
4935 From Jie Zhang <jie.zhang@analog.com>:
4936 * config/bfin/bfin.c (ret_regs): New.
4937 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4938 (must_save_rets_p): New.
4939 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4940 current_function_is_leaf.
4941 (do_link): Likewise.
4942 (do_unlink): Likewise.
4943 (expand_interrupt_handler_prologue): Use ret_regs array.
4944 (expand_interrupt_handler_epilogue): Use ret_regs array and
4945 pass return register to gen_return_internal.
4946 (bfin_expand_epilogue): Pass return register to
4947 gen_return_internal.
4948 (bfin_expand_call): Explicitly clobber RETS.
4949 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4950 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4951 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4952 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4954 (return_internal): Take a reg rtx rather than the register number.
4956 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4958 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4959 when comparing against estimated_loop_iterations_int return.
4961 2009-09-03 Richard Guenther <rguenther@suse.de>
4963 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4964 eh_personality_libfunc.
4966 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4968 * tree-parloops.c (separate_decls_in_region): Add space.
4970 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4972 * tree-parloops.c (separate_decls_in_region): Change the condition
4973 checking if there are reductions in the loop.
4975 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4977 PR tree-optimization/38275
4978 * tree-parloops.c (parallelize_loops): Replace profitability condition
4979 for expected number of iterations.
4981 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4983 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4984 (bootstrap-debug): Explain conditions in which it becomes default.
4985 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4988 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4990 * doc/invoke.texi (Optimize Options): Move
4991 -finline-small-functions to the -O2 list.
4993 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4995 * toplev.c (process_options): Enable var-tracking-assignments
4996 by default if var-tracking is enabled.
4998 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5000 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5002 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5003 * rtl.h (prev_nonnote_insn_bb): Declare it.
5005 2009-09-03 Diego Novillo <dnovillo@google.com>
5007 * cgraph.c (cgraph_node_for_decl): New.
5008 * cgraph.h (cgraph_node_for_decl): Declare.
5009 * tree.c (host_integerp): Return 0 if T is NULL.
5011 2009-09-03 Diego Novillo <dnovillo@google.com>
5013 * tree.h (struct alias_pair): Move from varasm.c.
5014 (alias_pairs): Likewise.
5015 (TYPE_MAXVAL): Define.
5016 (TYPE_MINVAL): Define.
5017 (iterative_hash_host_wide_int): Declare.
5018 (remove_unreachable_alias_pairs): Declare.
5019 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5020 * diagnostic.c (default_diagnostic_starter): Make extern.
5021 (default_diagnostic_finalizer): Make extern.
5022 * diagnostic.h (default_diagnostic_starter): Declare.
5023 (default_diagnostic_finalizer): Declare.
5024 (default_tree_printer): Declare.
5025 * toplev.c (default_tree_printer): Make extern.
5027 2009-09-03 Richard Guenther <rguenther@suse.de>
5028 Diego Novillo <dnovillo@google.com>
5030 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5031 * cgraphunit.c (cgraph_expand_function): Do not emit
5032 associated thunks from here.
5033 (cgraph_emit_thunks): New.
5034 (cgraph_optimize): Call it.
5035 Return if any IPA pass finds an error.
5036 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5039 2009-09-03 Simon Baldwin <simonb@google.com>
5040 Rafael Espindola <espindola@google.com>
5041 Richard Guenther <rguenther@suse.de>
5042 Doug Kwan <dougkwan@google.com>
5043 Diego Novillo <dnovillo@google.com>
5045 * tree.c: Include tree-pass.h, langhooks-def.h,
5046 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5047 (free_lang_data_in_type): New.
5048 (need_assembler_name_p): New.
5049 (free_lang_data_in_block): New.
5050 (free_lang_data_in_decl): New.
5051 (struct free_lang_data_d): New.
5052 (add_tree_to_fld_list): New.
5053 (find_decls_types_r): New.
5054 (get_eh_types_for_runtime): New.
5055 (find_decls_types_in_eh_region): New.
5056 (find_decls_types_in_node): New.
5057 (find_decls_types_in_var): New.
5058 (free_lang_data_in_cgraph): New.
5059 (free_lang_data): New.
5060 (gate_free_lang_data): New.
5061 (pass_ipa_free_lang_data): New.
5063 2009-09-03 Diego Novillo <dnovillo@google.com>
5065 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5066 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5067 (lang_hooks): Remove const qualifier.
5068 * ipa.c (cgraph_remove_unreachable_nodes): Call
5069 remove_unreachable_alias_pairs.
5070 * except.c (add_type_for_runtime): Check if TYPE has
5071 already been converted.
5072 (lookup_type_for_runtime): Likewise.
5073 (check_handled): Handle converted types.
5074 * varasm.c (remove_unreachable_alias_pairs): New.
5075 * gimple.c: Include demangle.h.
5076 (gimple_decl_printable_name): New.
5077 (gimple_fold_obj_type_ref): New.
5078 * gimple.h (gimple_decl_printable_name): Declare.
5079 (gimple_fold_obj_type_ref): Declare.
5080 * passes.c (init_optimization_passes): Add pass
5081 pass_ipa_free_lang_data.
5082 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5083 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5085 2009-09-03 Diego Novillo <dnovillo@google.com>
5087 * c-lang.c (lang_hooks): Remove const qualifier.
5089 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5091 * doc/install.texi (*-*-freebsd*): Update target information.
5093 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5095 * hard-reg-set.h (call_fixed_regs): Remove.
5096 * reginfo.c (call_fixed_regs): Remove.
5097 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5098 (globalize_reg): Don't use call_fixed_regs.
5099 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5102 2009-09-01 Michael Matz <matz@suse.de>
5104 * expr.h (emit_storent_insn, expand_expr_real_1,
5105 expand_expr_real_2): Declare.
5106 * expr.c (emit_storent_insn, expand_expr_real_1,
5107 expand_expr_real_2): Export.
5108 (store_expr): Setting and evaluating dont_return_target is useless.
5109 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5110 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5111 * except.c (expand_resx_expr): Rename to ...
5112 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5113 * except.h (expand_resx_stmt): Declare.
5114 * stmt.c: Add include gimple.h
5115 (expand_asm_expr): Rename to ...
5116 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5117 (expand_case): Rewrite to take gimple statement.
5118 * tree.h (expand_asm_stmt): Declare.
5119 (expand_case): Change prototype.
5120 * Makefile.in (stmt.o): Depend on gimple.h.
5121 * builtins.c (expand_builtin_synchronize): Build gimple asm
5122 statement, not an ASM_EXPR.
5123 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5124 gimple_to_tree, release_stmt_tree): Remove.
5125 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5126 ggc_free, but hold comparison code and operands separately.
5127 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5128 (expand_call_stmt, expand_gimple_stmt_1,
5129 expand_gimple_stmt): New helpers.
5130 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5131 release_stmt_tree. Call expand_gimple_stmt instead.
5132 (expand_gimple_basic_block): Ditto.
5134 * calls.c (emit_call_1): Don't look at EH regions here, make
5135 fntree parameter useless.
5136 (expand_call): New local rettype for TREE_TYPE(exp), use it
5137 throughout. Remove local p, use addr instead.
5138 Don't look at EH regions here.
5140 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5142 * doc/invoke.texi (-fsched-pressure): Document it.
5143 (-fsched-reg-pressure-heuristic): Remove it.
5145 * reload.c (ira.h): Include.
5146 (find_reloads): Add choosing reload on number of small spilled
5149 * haifa-sched.c (ira.h): Include.
5150 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5151 saved_reg_pressure, curr_reg_live, saved_reg_live,
5152 region_ref_regs): New variables.
5153 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5154 initiate_reg_pressure_info, setup_ref_regs,
5155 initiate_bb_reg_pressure_info, save_reg_pressure,
5156 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5158 (setup_insn_reg_pressure_info): New function.
5159 (rank_for_schedule): Add pressure checking and insn issue time.
5160 Remove comparison of insn reg weights.
5161 (ready_sort): Set insn reg pressure info.
5162 (update_register_pressure, setup_insn_max_reg_pressure,
5163 update_reg_and_insn_max_reg_pressure,
5164 sched_setup_bb_reg_pressure_info): New functions.
5165 (schedule_insn): Add code for printing and updating reg pressure info.
5166 (find_set_reg_weight, find_insn_reg_weight): Remove.
5167 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5168 (debug_ready_list): Print reg pressure info.
5169 (schedule_block): Ditto. Check insn issue time.
5170 (sched_init): Set up sched_pressure_p. Allocate and set up some
5171 reg pressure related info.
5172 (sched_finish): Free some reg pressure related info.
5173 (fix_tick_ready): Make insn always ready if pressure_p.
5174 (init_h_i_d): Don't call find_insn_reg_weight.
5175 (haifa_finish_h_i_d): Free insn reg pressure info.
5177 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5178 ira_memory_move_cost, ira_class_hard_regs,
5179 ira_class_hard_regs_num, ira_no_alloc_regs,
5180 ira_available_class_regs, ira_reg_class_cover_size,
5181 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5183 * ira-lives.c (single_reg_class): Check mode to find how many
5184 registers are necessary for operand.
5185 (ira_implicitly_set_insn_hard_regs): New.
5187 * common.opt (fsched-pressure): New options.
5188 (fsched-reg-pressure-heuristic): Remove.
5190 * ira.c (setup_eliminable_regset): Rename to
5191 ira_setup_eliminable_regset. Make it external.
5192 (expand_reg_info): Pass cover class to setup_reg_classes.
5193 (ira): Call resize_reg_info instead of allocate_reg_info.
5195 * sched-deps.c: Include ira.h.
5196 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5197 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5198 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5199 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5200 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5201 mark_insn_reg_store, mark_insn_reg_clobber,
5202 setup_insn_reg_pressure_info): New.
5203 (sched_analyze_1): Update implicit_reg_pending_uses.
5204 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5205 Use them to create dependencies. Set insn reg uses and pressure
5206 info. Process reg_pending_uses in one place.
5207 (free_deps): Free implicit sets.
5208 (remove_from_deps): Remove implicit sets if necessary. Check
5209 implicit sets when clearing reg_last_in_use.
5210 (init_deps_global): Clear implicit_reg_pending_clobbers and
5211 implicit_reg_pending_uses.
5213 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5214 ira_memory_move_cost, ira_class_hard_regs,
5215 ira_class_hard_regs_num, ira_no_alloc_regs,
5216 ira_available_class_regs, ira_reg_class_cover_size,
5217 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5218 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5219 ira_implicitly_set_insn_hard_regs): New prototypes.
5221 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5222 cost_elements_num): New variables.
5223 (allocno_costs, total_costs): Rename to costs and
5224 total_allocno_costs.
5225 (COSTS_OF_ALLOCNO): Rename to COSTS.
5226 (allocno_pref): Rename to pref.
5227 (allocno_pref_buffer): Rename to pref_buffer.
5228 (common_classes): Rename to regno_cover_class.
5230 (record_reg_classes): Set allocno attributes only if allocno_p.
5231 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5232 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5233 and COSTS_OF_ALLOCNO.
5234 (print_costs): Rename to print_allocno_costs.
5235 (print_pseudo_costs): New.
5236 (process_bb_node_for_costs): Split into 2 functions with new
5237 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5238 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5239 new parameter dump_file. Use cost_elements_num instead of
5240 ira_allocnos_num. Make one iteration if preferred classes were
5241 already calculated for scheduler. Make 2 versions of code
5242 depending on allocno_p.
5243 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5244 regno_cover_class and COSTS instead of common_classes and
5246 (init_costs, finish_costs): New.
5247 (ira_costs): Set up allocno_p and cost_elements_num. Call
5248 init_costs and finish_costs.
5249 (ira_set_pseudo_classes): New.
5251 * rtl.h (allocate_reg_info): Remove.
5252 (resize_reg_info): Change return type.
5253 (reg_cover_class): New.
5254 (setup_reg_classes): Add new parameter.
5256 * sched-int.h (struct deps_reg): New member implicit_sets.
5257 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5258 (INCREASE_BITS): New macro.
5259 (struct reg_pressure_data, struct reg_use_data): New.
5260 (struct _haifa_insn_data): Remove reg_weight. Add members
5261 reg_pressure, reg_use_list, reg_set_list, and
5262 reg_pressure_excess_cost_change.
5263 (struct deps): New member implicit_sets.
5264 (pressure_p): New variable.
5265 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5266 (struct reg_pressure_data, struct reg_use_data): New.
5267 (INSN_REG_WEIGHT): Remove.
5268 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5269 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5270 (sched_init_region_reg_pressure_info,
5271 sched_setup_bb_reg_pressure_info): New prototypes.
5273 * reginfo.c (struct reg_pref): New member coverclass.
5274 (reg_cover_class): New function.
5275 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5276 (reg_info_size): New variable.
5277 (allocate_reg_info): Make static. Setup reg_info_size.
5278 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5279 (setup_reg_classes): Add a new parameter. Setup cover class too.
5281 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5284 * sched-rgn.c (deps_join): Set up implicit_sets.
5285 (schedule_region): Set up region and basic blocks pressure
5288 * passes.c (init_optimization_passes): Move
5289 pass_subregs_of_mode_init before pass_sched.
5291 2009-09-02 Martin Jambor <mjambor@suse.cz>
5293 * tree-sra.c (struct access): New field grp_hint.
5294 (dump_access): Dump grp_hint.
5295 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5297 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5298 those which have been specifically read and somehow written to.
5299 (propagate_subacesses_accross_link): Set grp_hint of right child and
5300 also possibly of the left child.
5302 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5304 * tree-object-size.c (addr_object_size): Always use object_size_type
5305 0 or 2 when determining the pointer pointed object size.
5307 2009-09-02 Richard Guenther <rguenther@suse.de>
5310 2009-08-31 Richard Guenther <rguenther@suse.de>
5312 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5313 to query if the memory regions for memmove overlap.
5314 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5315 asserts on pointers, instead deal with odd trees.
5316 (ptr_derefs_may_alias_p): Likewise.
5317 (refs_may_alias_p_1): Constructor bases also never alias.
5319 2009-08-01 Christian Bruel <christian.bruel@st.com>
5322 2009-07-31 Christian Bruel <christian.bruel@st.com>
5323 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5325 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5327 * doc/invoke.texi (-fvar-tracking-assignments): New.
5328 (-fvar-tracking-assignments-toggle): New.
5329 (-fdump-final-insns=file): Mark filename as optional.
5330 (--param min-nondebug-insn-uid): New.
5331 (-gdwarf-@{version}): Mention version 4.
5332 * opts.c (common_handle_option): Accept it.
5333 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5334 * regrename.c (regrename_optimize): Drop last. Don't count debug
5335 insns as uses. Don't reject change because of debug insn.
5336 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5337 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5338 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5339 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5340 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5341 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5342 * doc/gimple.texi (is_gimple_debug): New.
5343 (gimple_debug_bind_p): New.
5344 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5345 * doc/install.texi (bootstrap-debug): More details.
5346 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5347 (bootstrap-debug-lib): More details.
5348 (bootstrap-debug-ckovw): Update.
5349 (bootstrap-time): New.
5350 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5351 (insert_phi_nodes_for): Insert debug stmts.
5352 (rewrite_stmt): Take iterator. Insert debug stmts.
5353 (rewrite_enter_block): Adjust.
5354 (maybe_replace_use_in_debug_stmt): New.
5355 (rewrite_update_stmt): Use it.
5356 (mark_use_interesting): Return early for debug stmts.
5357 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5358 stmts before replacing stmt.
5359 (move_computations_stmt): Likewise.
5360 * ira-conflicts.c (add_copies): Skip debug insns.
5361 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5362 (regstat_bb_compute_ri): Skip debug insns.
5363 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5364 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5365 check_loop_closed_ssa_stmt): Skip debug stmts.
5366 * tree-tailcall.c (find_tail_calls): Likewise.
5367 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5368 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5369 (build_var_debug_value_stat): Declare.
5370 (build_var_debug_value): Define.
5371 (target_for_debug_bind): Declare.
5372 * reload.c (find_equiv_reg): Skip debug insns.
5373 * rtlanal.c (reg_used_between_p): Skip debug insns.
5374 (side_effects_p): Likewise.
5375 (canonicalize_condition): Likewise.
5376 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5377 insns never depend on debug insns.
5378 (create_ddg_dep_no_link): Likewise.
5379 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5380 Don't add inter-loop dependencies for debug insns.
5381 (build_intra_loop_deps): Likewise.
5382 (create_ddg): Count debug insns.
5383 * ddg.h (struct ddg::num_debug): New.
5384 (num_backargs): Pair up with previous int field.
5385 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5386 -fcompare-debug-second.
5387 * final.c (get_attr_length_1): Skip debug insns.
5388 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5389 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5390 (driver_self_specs): Map -fdump-final-insns to
5391 -fdump-final-insns=..
5392 (get_local_tick): New.
5393 (compare_debug_dump_opt_spec_function): Test for . argument and
5394 compute output name. Compute temp output spec without flag name.
5395 Compute -frandom-seed.
5396 (OPT): Undef after use.
5397 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5398 (average_num_loop_insns): Likewise.
5399 * params.h (MIN_NONDEBUG_INSN_UID): New.
5400 * gimple.def (GIMPLE_DEBUG): New.
5401 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5402 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5403 (merge_in_block): Fix whitespace.
5404 * toplev.c (flag_var_tracking): Update comment.
5405 (flag_var_tracking_assignments): New.
5406 (flag_var_tracking_assignments_toggle): New.
5407 (process_options): Don't open final insns dump file if we're not
5408 going to write to it. Compute defaults for var_tracking.
5409 * df-scan.c (df_insn_rescan_debug_internal): New.
5410 (df_uses_record): Handle debug insns.
5411 * haifa-sched.c (ready): Initialize n_debug.
5412 (contributes_to_priority): Skip debug insns.
5413 (dep_list_size): New.
5415 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5416 they're ready. Disregard previous debug insns to make decisions.
5417 (queue_insn): Never queue debug insns.
5418 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5419 (schedule_insn): Don't reject debug insns because of issue rate.
5420 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5421 (queue_to_ready): Skip and discount debug insns.
5422 (choose_ready): Let debug insns through.
5423 (schedule_block): Check boundary debug insns. Discount debug
5424 insns, schedule them early. Adjust whitespace.
5425 (set_priorities): Check for boundary debug insns.
5426 (add_jump_dependencies): Use dep_list_size.
5427 (prev_non_location_insn): New.
5428 (check_cfg): Use it.
5429 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5431 (remove_unused_ivs): Reset debug stmts.
5432 * modulo-sched.c (const_iteration_count): Skip debug insns.
5433 (res_MII): Discount debug insns.
5434 (loop_single_full_bb_p): Skip debug insns.
5435 (sms_schedule): Likewise.
5436 (sms_schedule_by_order): Likewise.
5437 (ps_has_conflicts): Likewise.
5438 * caller-save.c (refmarker_fn): New.
5439 (save_call_clobbered_regs): Replace regs with saved mem in
5441 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5442 Call refmarker_fn mark for hardregnos.
5443 (mark_reg_as_referenced): New.
5444 (replace_reg_with_saved_mem): New.
5445 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5446 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5448 (cse_extended_basic_block): Skip debug insns.
5449 (count_reg_usage): Likewise.
5450 (is_dead_reg): New, split out of...
5451 (set_live_p): ... here.
5452 (insn_live_p): Use it for debug insns.
5453 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5454 (execute_optimize_stdarg): Likewise.
5455 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5456 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5457 changes in debug stmts as changes.
5458 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5459 (moveup_expr): Don't move across debug insns. Don't move
5460 debug insn if it would create a bookkeeping block.
5461 (moveup_expr_cached): Don't use cache for debug insns that
5462 are heads of blocks.
5463 (compute_av_set_inside_bb): Skip debug insns.
5464 (sel_rank_for_schedule): Schedule debug insns first. Remove
5466 (block_valid_for_bookkeeping_p); Support lax searches.
5467 (create_block_for_bookkeeping): Adjust block numbers when
5468 encountering debug-only blocks.
5469 (find_place_for_bookkeeping): Deal with debug-only blocks.
5470 (generate_bookkeeping_insn): Accept no place to insert.
5471 (remove_temp_moveop_nops): New argument full_tidying.
5472 (prepare_place_to_insert): Deal with debug insns.
5473 (advance_state_on_fence): Debug insns don't start cycles.
5474 (update_boundaries): Take fence as argument. Deal with
5476 (schedule_expr_on_boundary): No full_tidying on debug insns.
5477 (fill_insns): Deal with debug insns.
5478 (track_scheduled_insns_and_blocks): Don't count debug insns.
5479 (need_nop_to_preserve_insn_bb): New, split out of...
5480 (remove_insn_from_stream): ... this.
5481 (fur_orig_expr_not_found): Skip debug insns.
5482 * rtl.def (VALUE): Move up.
5484 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5485 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5486 Set it if debug stmts are found.
5487 (statement_sink_location): Skip debug stmts. Propagate
5488 moving defs into debug stmts.
5489 * ifcvt.c (first_active_insn): Skip debug insns.
5490 (last_active_insns): Likewise.
5491 (cond_exec_process_insns): Likewise.
5492 (noce_process_if_block): Likewise.
5493 (check_cond_move_block): Likewise.
5494 (cond_move_convert_if_block): Likewise.
5495 (block_jumps_and_fallthru_p): Likewise.
5496 (dead_or_predicable): Likewise.
5497 * dwarf2out.c (debug_str_hash_forced): New.
5498 (find_AT_string): Add comment.
5499 (gen_label_for_indirect_string): New.
5500 (get_debug_string_label): New.
5501 (AT_string_form): Use it.
5502 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5503 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5504 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5505 several operations that cannot be represented with DWARF opcodes.
5506 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5507 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5508 (dwarf2out_var_location): Take during-call mark into account.
5509 (output_indirect_string): Update comment. Output if there are
5510 label and references.
5511 (prune_indirect_string): New.
5512 (prune_unused_types): Call it if debug_str_hash_forced.
5513 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5514 (dw_long_long_const): Remove.
5515 (struct dw_val_struct): Change val_long_long type to rtx.
5516 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5517 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5518 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5519 component instead of HOST_BITS_PER_LONG.
5520 (output_loc_operands): Likewise. For const8* assert
5521 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5522 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5523 rather than HOST_BITS_PER_LONG is >= 64.
5524 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5526 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5527 HOST_BITS_PER_LONG for dw_val_class_long_long.
5528 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5529 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5530 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5532 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5533 Handle DW_OP_implicit_value.
5534 (extract_int): Move prototype earlier.
5535 (mem_loc_descriptor): For SUBREG punt if inner
5536 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5537 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5538 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5539 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5540 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5541 instead of Pmode size.
5542 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5543 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5544 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5545 (concat_loc_descriptor, concatn_loc_descriptor,
5546 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5547 (add_location_or_const_value_attribute): Likewise. For single
5548 location loc_lists attempt to use add_const_value_attribute
5549 for constant decls. Add DW_AT_const_value even if
5550 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5552 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5553 (control_flow_insn_p): Likewise.
5554 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5555 (separate_decls_in_region_debug_bind): New.
5556 (separate_decls_in_region): Process debug bind stmts afterwards.
5557 * recog.c (verify_changes): Handle debug insns.
5558 (extract_insn): Likewise.
5559 (peephole2_optimize): Skip debug insns.
5560 * dse.c (scan_insn): Skip debug insns.
5561 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5563 (setup_id_for_insn): Handle debug insns.
5564 (maybe_tidy_empty_bb): Adjust whitespace.
5565 (tidy_control_flow): Skip debug insns.
5566 (sel_remove_insn): Adjust for debug insns.
5567 (sel_estimate_number_of_insns): Skip debug insns.
5568 (create_insn_rtx_from_pattern): Handle debug insns.
5569 (create_copy_of_insn_rtx): Likewise.
5570 * sel-sched-.h (sel_bb_end): Declare.
5571 (sel_bb_empty_or_nop_p): New.
5572 (get_all_loop_exits): Use it.
5573 (_eligible_successor_edge_p): Likewise.
5574 (return_nop_to_pool): Adjust.
5575 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5576 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5577 * gimple-pretty-print.c (dump_gimple_debug): New.
5578 (dump_gimple_stmt): Use it.
5579 (dump_bb_header): Skip gimple debug stmts.
5580 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5581 (fixup_match_2): Likewise.
5582 (regmove_backward_pass): Likewise. Simplify combined
5583 replacement. Handle debug insns.
5584 * function.c (instantiate_virtual_regs): Handle debug insns.
5585 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5586 * print-rtl.h: Include cselib.h.
5587 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5588 * df.h (df_inns_rescan_debug_internal): Declare.
5589 * gcse.c (alloc_hash_table): Estimate n_insns.
5590 (cprop_insn): Don't regard debug insns as changes.
5591 (bypass_conditional_jumps): Skip debug insns.
5592 (one_pre_gcse_pass): Adjust.
5593 (one_code_hoisting_pass): Likewise.
5594 (compute_ld_motion_mems): Skip debug insns.
5595 (one_cprop_pass): Adjust.
5596 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5597 (if_convertible_stmt_p): Handle debug stmts.
5598 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5599 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5600 * ira-build.c (create_bb_allocnos): Skip debug insns.
5601 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5602 (has_single_use): Likewise.
5603 (single_imm_use): Likewise.
5604 (num_imm_uses): Likewise.
5605 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5606 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5607 (create_outofssa_var_map): Likewise.
5608 * lower-subreg.c (adjust_decomposed_uses): New.
5609 (resolve_debug): New.
5610 (decompose_multiword_subregs): Use it.
5611 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5612 * emit-rtl.c: Include params.h.
5613 (cur_debug_insn_uid): Define.
5614 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5615 (copy_rtx_if_shared_1): Handle debug insns.
5616 (reset_used_flags): Likewise.
5617 (set_used_flags): LIkewise.
5618 (get_max_insn_count): New.
5619 (next_nondebug_insn): New.
5620 (prev_nondebug_insn): New.
5621 (make_debug_insn_raw): New.
5622 (emit_insn_before_noloc): Handle debug insns.
5623 (emit_jump_insn_before_noloc): Likewise.
5624 (emit_call_insn_before_noloc): Likewise.
5625 (emit_debug_insn_before_noloc): New.
5626 (emit_insn_after_noloc): Handle debug insns.
5627 (emit_jump_insn_after_noloc): Likewise.
5628 (emit_call_insn_after_noloc): Likewise.
5629 (emit_debug_insn_after_noloc): Likewise.
5630 (emit_insn_after): Take loc from earlier non-debug insn.
5631 (emit_jump_insn_after): Likewise.
5632 (emit_call_insn_after): Likewise.
5633 (emit_debug_insn_after_setloc): New.
5634 (emit_debug_insn_after): New.
5635 (emit_insn_before): Take loc from later non-debug insn.
5636 (emit_jump_insn_before): Likewise.
5637 (emit_call_insn_before): Likewise.
5638 (emit_debug_insn_before_setloc): New.
5639 (emit_debug_insn_before): New.
5640 (emit_insn): Handle debug insns.
5641 (emit_debug_insn): New.
5642 (emit_jump_insn): Handle debug insns.
5643 (emit_call_insn): Likewise.
5645 (init_emit): Take min-nondebug-insn-uid into account.
5646 Initialize cur_debug_insn_uid.
5647 (emit_copy_of_insn_after): Handle debug insns.
5648 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5649 location of single rhs in place.
5650 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5651 (floor_sdiv_adjust): New.
5652 (cell_sdiv_adjust): New.
5653 (cell_udiv_adjust): New.
5654 (round_sdiv_adjust): New.
5655 (round_udiv_adjust): New.
5656 (wrap_constant): Moved from cselib.
5657 (unwrap_constant): New.
5658 (expand_debug_expr): New.
5659 (expand_debug_locations): New.
5660 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5662 (gimple_expand_cfg): Expand debug locations.
5663 * cselib.c: Include tree-pass.h.
5664 (struct expand_value_data): New.
5665 (cselib_record_sets_hook): New.
5666 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5667 (cselib_clear_table): Move, and implemnet in terms of...
5668 (cselib_reset_table_with_next_value): ... this.
5669 (cselib_get_next_unknown_value): New.
5670 (discard_useless_locs): Don't discard preserved values.
5671 (cselib_preserve_value): New.
5672 (cselib_preserved_value_p): New.
5673 (cselib_preserve_definitely): New.
5674 (cselib_clear_preserve): New.
5675 (cselib_preserve_only_values): New.
5676 (new_cselib_val): Take rtx argument. Dump it in details.
5677 (cselib_lookup_mem): Adjust.
5678 (expand_loc): Take regs_active in struct. Adjust. Silence
5679 dumps unless details are requested.
5680 (cselib_expand_value_rtx_cb): New.
5681 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5682 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5683 without details. Copy more subregs. Try to resolve values
5684 using a callback. Wrap constants.
5685 (cselib_subst_to_values): Adjust.
5686 (cselib_log_lookup): New.
5687 (cselib_lookup): Call it.
5688 (cselib_invalidate_regno): Don't count preserved values as useless.
5689 (cselib_invalidate_mem): Likewise.
5690 (cselib_record_set): Likewise.
5691 (struct set): Renamed to cselib_set, moved to cselib.h.
5692 (cselib_record_sets): Adjust. Call hook.
5693 (cselib_process_insn): Reset table when it would be cleared.
5694 (dump_cselib_val): New.
5695 (dump_cselib_table): New.
5696 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5697 (remove_forwarder_block): Support moving debug stmts.
5698 * cselib.h (cselib_record_sets_hook): Declare.
5699 (cselib_expand_callback): New type.
5700 (cselib_expand_value_rtx_cb): Declare.
5701 (cselib_reset_table_with_next_value): Declare.
5702 (cselib_get_next_unknown_value): Declare.
5703 (cselib_preserve_value): Declare.
5704 (cselib_preserved_value_p): Declare.
5705 (cselib_preserve_only_values): Declare.
5706 (dump_cselib_table): Declare.
5707 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5708 (try_crossjump_to_edge): Likewise.
5709 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5710 dominated blocks when debug stmts are present.
5711 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5712 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5713 (set_var_live_on_entry): Likewise.
5714 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5715 * cfglayout.c (curr_location, last_location): Make static.
5716 (set_curr_insn_source_location): Don't avoid bouncing.
5717 (get_curr_insn_source_location): New.
5718 (get_curr_insn_block): New.
5719 (duplicate_insn_chain): Handle debug insns.
5720 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5722 * common.opt (fcompare-debug): Move to sort order.
5723 (fdump-unnumbered-links): Likewise.
5724 (fvar-tracking-assignments): New.
5725 (fvar-tracking-assignments-toggle): New.
5726 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5727 because of debug stmts.
5728 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5729 (eliminate_unnecessary_stmts): Walk dominated blocks before
5731 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5732 * ira.c (memref_used_between_p): Skip debug insns.
5733 (update_equiv_regs): Likewise.
5734 * sched-deps.c (sd_lists_size): Accept empty list.
5735 (sd_init_insn): Mark debug insns.
5736 (sd_finish_insn): Unmark them.
5737 (sd_add_dep): Reject non-debug deps on debug insns.
5738 (fixup_sched_groups): Give debug insns group treatment.
5740 (sched_analyze_reg): Don't mark debug insns for sched before call.
5741 (sched_analyze_2): Handle debug insns.
5742 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5744 (deps_analyze_insn): Handle debug insns.
5745 (deps_start_bb): Skip debug insns.
5746 (init_deps): Initialize last_debug_insn.
5747 * tree-ssa.c (target_for_debug_bind): New.
5748 (find_released_ssa_name): New.
5749 (propagate_var_def_into_debug_stmts): New.
5750 (propagate_defs_into_debug_stmts): New.
5751 (verify_ssa): Skip debug bind stmts without values.
5752 (warn_uninialized_vars): Skip debug stmts.
5753 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5754 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5755 (rtx_equal_p): Likewise.
5756 * ira-costs.c (scan_one_insn): Skip debug insns.
5757 (process_bb_node_for_hard_reg_moves): Likewise.
5758 * rtl.h (DEBUG_INSN_P): New.
5759 (NONDEBUG_INSN_P): New.
5760 (MAY_HAVE_DEBUG_INSNS): New.
5761 (INSN_P): Accept debug insns.
5762 (RTX_FRAME_RELATED_P): Likewise.
5763 (INSN_DELETED_P): Likewise
5764 (PAT_VAR_LOCATION_DECL): New.
5765 (PAT_VAR_LOCATION_LOC): New.
5766 (PAT_VAR_OCATION_STATUS): New.
5767 (NOTE_VAR_LOCATION_DECL): Reimplement.
5768 (NOTE_VAR_LOCATION_LOC): Likewise.
5769 (NOTE_VAR_LOCATION_STATUS): Likewise.
5770 (INSN_VAR_LOCATION): New.
5771 (INSN_VAR_LOCATION_DECL): New.
5772 (INSN_VAR_LOCATION_LOC): New.
5773 (INSN_VAR_LOCATION_STATUS): New.
5774 (gen_rtx_UNKNOWN_VAR_LOC): New.
5775 (VAR_LOC_UNKNOWN_P): New.
5776 (NOTE_DURING_CALL_P): New.
5777 (SCHED_GROUP_P): Accept debug insns.
5778 (emit_debug_insn_before): Declare.
5779 (emit_debug_insn_before_noloc): Declare.
5780 (emit_debug_insn_beore_setloc): Declare.
5781 (emit_debug_insn_after): Declare.
5782 (emit_debug_insn_after_noloc): Declare.
5783 (emit_debug_insn_after_setloc): Declare.
5784 (emit_debug_insn): Declare.
5785 (make_debug_insn_raw): Declare.
5786 (prev_nondebug_insn): Declare.
5787 (next_nondebug_insn): Declare.
5788 (delegitimize_mem_from_attrs): Declare.
5789 (get_max_insn_count): Declare.
5790 (wrap_constant): Declare.
5791 (unwrap_constant): Declare.
5792 (get_curr_insn_source_location): Declare.
5793 (get_curr_insn_block): Declare.
5794 * tree-inline.c (insert_debug_decl_map): New.
5795 (processing_debug_stmt): New.
5796 (remap_decl): Don't create new mappings in debug stmts.
5797 (remap_gimple_op_r): Don't add references in debug stmts.
5798 (copy_tree_body_r): Likewise.
5799 (remap_gimple_stmt): Handle debug bind stmts.
5800 (copy_bb): Skip debug stmts.
5801 (copy_edges_for_bb): Likewise.
5802 (copy_debug_stmt): New.
5803 (copy_debug_stmts): New.
5804 (copy_body): Copy debug stmts at the end.
5805 (insert_init_debug_bind): New.
5806 (insert_init_stmt): Take id. Skip and emit debug stmts.
5807 (setup_one_parameter): Remap variable earlier, register debug mapping.
5808 (estimate_num_insns): Skip debug stmts.
5809 (expand_call_inline): Preserve debug_map.
5810 (optimize_inline_calls): Check for no debug_stmts left-overs.
5811 (unsave_expr_now): Preserve debug_map.
5812 (copy_gimple_seq_and_replace_locals): Likewise.
5813 (tree_function_versioning): Check for no debug_stmts left-overs.
5814 Init and destroy debug_map as needed. Split edges unconditionally.
5815 (build_duplicate_type): Init and destroy debug_map as needed.
5816 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5817 (struct copy_body_data): Add debug_stmts and debug_map.
5818 * sched-int.h (struct ready_list): Add n_debug.
5819 (struct deps): Add last_debug_insn.
5820 (DEBUG_INSN_SCHED_P): New.
5821 (BOUNDARY_DEBUG_INSN_P): New.
5822 (SCHEDULE_DEBUG_INSN_P): New.
5823 (sd_iterator_cond): Accept empty list.
5824 * combine.c (create_log_links): Skip debug insns.
5825 (combine_instructions): Likewise.
5826 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5827 return value is always unshared.
5828 (struct rtx_subst_pair): New.
5829 (auto_adjust_pair): New.
5830 (propagate_for_debug_subst): New.
5831 (propagate_for_debug): New.
5832 (try_combine): Skip debug insns. Propagate removed defs into
5834 (next_nonnote_nondebug_insn): New.
5835 (distribute_notes): Use it. Skip debug insns.
5836 (distribute_links): Skip debug insns.
5837 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5838 * resource.c (mark_target_live_regs): Likewise.
5839 * var-tracking.c: Include cselib.h and target.h.
5840 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5842 (micro_operation_type_name): New.
5843 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5844 (struct micro_operation_def): Update comments.
5845 (decl_or_value): New type. Use instead of decls.
5846 (struct emit_note_data_def): Add vars.
5847 (struct attrs_def): Use decl_or_value.
5848 (struct variable_tracking_info_def): Add permp, flooded.
5849 (struct location_chain_def): Update comment.
5850 (struct variable_part_def): Use decl_or_value.
5851 (struct variable_def): Make var_part a variable length array.
5853 (scratch_regs): New.
5854 (cselib_hook_called): New.
5855 (dv_is_decl_p): New.
5856 (dv_is_value_p): New.
5859 (dv_as_opaque): New.
5860 (dv_onepart_p): New.
5862 (IS_DECL_CODE): New.
5863 (check_value_is_not_decl): New.
5864 (dv_from_decl): New.
5865 (dv_from_value): New.
5866 (dv_htab_hash): New.
5867 (variable_htab_hash): Use it.
5868 (variable_htab_eq): Support values.
5869 (variable_htab_free): Free from the right pool.
5870 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5871 (attrs_list_union): Adjust.
5872 (attrs_list_mpdv_union): New.
5873 (tie_break_pointers): New.
5874 (canon_value_cmp): New.
5875 (unshare_variable): Return possibly-modified slot.
5876 (vars_copy_1): Adjust.
5877 (var_reg_decl_set): Adjust. Split out of...
5878 (var_reg_set): ... this.
5879 (get_init_value): Adjust.
5880 (var_reg_delete_and_set): Adjust.
5881 (var_reg_delete): Adjust.
5882 (var_regno_delete): Adjust.
5883 (var_mem_decl_set): Split out of...
5884 (var_mem_set): ... this.
5885 (var_mem_delete_and_set): Adjust.
5886 (var_mem_delete): Adjust.
5890 (variable_union): Adjust. Speed up merge of 1-part vars.
5891 (variable_canonicalize): Use unshared slot.
5892 (VALUED_RECURSED_INTO): New.
5893 (find_loc_in_1pdv): New.
5894 (struct dfset_merge): New.
5895 (insert_into_intersection): New.
5896 (intersect_loc_chains): New.
5898 (canonicalize_loc_order_check): New.
5899 (canonicalize_values_mark): New.
5900 (canonicalize_values_star): New.
5901 (variable_merge_over_cur): New.
5902 (variable_merge_over_src): New.
5903 (dataflow_set_merge): New.
5904 (dataflow_set_equiv_regs): New.
5905 (remove_duplicate_values): New.
5906 (struct dfset_post_merge): New.
5907 (variable_post_merge_new_vals): New.
5908 (variable_post_merge_perm_vals): New.
5909 (dataflow_post_merge_adjust): New.
5910 (find_mem_expr_in_1pdv): New.
5911 (dataflow_set_preserve_mem_locs): New.
5912 (dataflow_set_remove_mem_locs): New.
5913 (dataflow_set_clear_at_call): New.
5914 (onepart_variable_different_p): New.
5915 (variable_different_p): Use it.
5916 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5917 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5919 (track_loc_p): Pass it true.
5920 (struct count_use_info): New.
5921 (find_use_val): New.
5922 (replace_expr_with_values): New.
5924 (use_type): New, partially split out of...
5925 (count_uses): ... this. Count new micro-ops.
5926 (count_uses_1): Adjust.
5927 (count_stores): Adjust.
5928 (count_with_sets): New.
5929 (VAL_NEEDS_RESOLUTION): New.
5930 (VAL_HOLDS_TRACK_EXPR): New.
5931 (VAL_EXPR_IS_COPIED): New.
5932 (VAL_EXPR_IS_CLOBBERED): New.
5933 (add_uses): Adjust. Generate new micro-ops.
5934 (add_uses_1): Adjust.
5935 (add_stores): Generate new micro-ops.
5936 (add_with_sets): New.
5937 (find_src_status): Adjust.
5938 (find_src_set_src): Adjust.
5939 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5940 Handle new micro-ops. Canonicalize value equivalances.
5941 (vt_find_locations): Compute total size of hash tables for
5942 dumping. Perform merge for var-tracking-assignments. Don't
5943 disregard single-block loops.
5944 (dump_attrs_list): Handle decl_or_value.
5945 (dump_variable): Take variable. Deal with decl_or_value.
5946 (dump_variable_slot): New.
5947 (dump_vars): Use it.
5948 (dump_dataflow_sets): Adjust.
5949 (set_slot_part): New, extended to support one-part variables
5950 after splitting out of...
5951 (set_variable_part): ... this.
5952 (clobber_slot_part): New, split out of...
5953 (clobber_variable_part): ... this.
5954 (delete_slot_part): New, split out of...
5955 (delete_variable_part): .... this.
5956 (check_wrap_constant): New.
5957 (vt_expand_loc_callback): New.
5958 (vt_expand_loc): New.
5959 (emit_note_insn_var_location): Adjust. Handle values. Handle
5960 EMIT_NOTE_AFTER_CALL_INSN.
5961 (emit_notes_for_differences_1): Adjust. Handle values.
5962 (emit_notes_for_differences_2): Likewise.
5963 (emit_notes_for_differences): Adjust.
5964 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5965 Adjust. Handle new micro-ops.
5966 (vt_add_function_parameters): Adjust. Create and bind values.
5967 (vt_initialize): Adjust. Initialize scratch_regs and
5968 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5969 operations. Move some code to count_with_sets and add_with_sets.
5970 (delete_debug_insns): New.
5971 (vt_debug_insns_local): New.
5972 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5974 (var_tracking_main): If var-tracking-assignments is enabled
5975 but var-tracking isn't, delete debug insns and leave. Likewise
5976 if we exceed limits or fail the stack adjustments tests, and
5977 after all var-tracking processing.
5978 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5979 (dataflow_set): Add traversed_vars.
5980 (value_chain, const_value_chain): New typedefs.
5981 (value_chain_pool, value_chains): New variables.
5982 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5983 add_value_chains, add_cselib_value_chains, remove_value_chain,
5984 remove_value_chains, remove_cselib_value_chains): New functions.
5985 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5986 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5988 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5989 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5990 (dst_can_be_shared): New variable.
5991 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5992 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5993 different from set->vars, look up slot again instead of using the
5995 (dataflow_set_init): Initialize traversed_vars.
5996 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5997 lookup if set->vars is shared. Don't keep slot cleared before
5998 calling unshare_variable. Unshare set->vars if needed. Adjust
5999 unshare_variable callers. Clear dst_can_be_shared if needed.
6000 Even ->refcount == 1 vars must be unshared if set->vars is shared
6001 and var needs to be modified.
6002 (dataflow_set_union): Set traversed_vars during canonicalization.
6003 (VALUE_CHANGED, DECL_CHANGED): Define.
6004 (set_dv_changed, dv_changed_p): New static inlines.
6005 (track_expr_p): Clear DECL_CHANGED.
6006 (dump_dataflow_sets): Set it.
6007 (variable_was_changed): Call set_dv_changed.
6008 (emit_note_insn_var_location): Likewise.
6009 (changed_variables_stack): New variable.
6010 (check_changed_vars_1, check_changed_vars_2): New functions.
6011 (emit_notes_for_changes): Do nothing if changed_variables is
6012 empty. Traverse changed_variables with check_changed_vars_1,
6013 call check_changed_vars_2 on each changed_variables_stack entry.
6014 (emit_notes_in_bb): Add SET argument. Just clear it at the
6015 beginning, use it instead of local &set, don't destroy it at the end.
6016 (vt_emit_notes): Call dataflow_set_clear early on all
6017 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6018 computed set, dataflow_set_clear also VTI(bb)->in when we are
6019 done with the basic block. Initialize changed_variables_stack,
6020 free it afterwards. If ENABLE_CHECKING verify that after noting
6021 differences to an empty set value_chains hash table is empty.
6022 (vt_initialize): Initialize value_chains and value_chain_pool.
6023 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6024 (variable_tracking_main): Call dump_dataflow_sets before calling
6025 vt_emit_notes, not after it.
6026 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6027 (propagate_var_def_into_debug_stmts): Declare.
6028 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6029 (df_set_note): Reject debug insns.
6030 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6031 add notes to debug insns.
6032 (df_note_bb_compute): Adjust. Likewise.
6033 (df_simulate_uses): Skip debug insns.
6034 (df_simulate_initialize_backwards): Likewise.
6035 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6036 (subst_stack_regs_pat): Reject debug insns.
6037 (convert_regs_1): Handle debug insns.
6038 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6039 (print-rtl.o): Depend on cselib.h.
6040 (cselib.o): Depend on TREE_PASS_H.
6041 (var-tracking.o): Depend on cselib.h and TARGET_H.
6042 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6043 (init_ready_list): Skip boundary debug insns.
6044 (add_branch_dependences): Skip debug insns.
6045 (free_block_dependencies): Check for blocks with only debug insns.
6046 (compute_priorities): Likewise.
6047 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6048 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6050 (gimple_build_debug_bind_stat): New.
6051 (empty_body_p): Skip debug stmts.
6052 (gimple_has_side_effects): Likewise.
6053 (gimple_rhs_has_side_effects): Likewise.
6054 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6055 (gimple_build_debug_bind_stat): Declare.
6056 (gimple_build_debug_bind): Define.
6057 (is_gimple_debug): New.
6058 (gimple_debug_bind_p): New.
6059 (gimple_debug_bind_get_var): New.
6060 (gimple_debug_bind_get_value): New.
6061 (gimple_debug_bind_get_value_ptr): New.
6062 (gimple_debug_bind_set_var): New.
6063 (gimple_debug_bind_set_value): New.
6064 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6065 (gimple_debug_bind_reset_value): New.
6066 (gimple_debug_bind_has_value_p): New.
6067 (gsi_next_nondebug): New.
6068 (gsi_prev_nondebug): New.
6069 (gsi_start_nondebug_bb): New.
6070 (gsi_last_nondebug_bb): New.
6071 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6072 (print_insn): Handle DEBUG_INSN.
6073 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6074 of first insn prevail.
6075 (first_stmt): Skip debug stmts.
6076 (first_non_label_stmt): Likewise.
6077 (last_stmt): Likewise.
6078 (has_zero_uses_1): New.
6079 (single_imm_use_1): New.
6080 (verify_gimple_debug): New.
6081 (verify_types_in_gimple_stmt): Handle debug stmts.
6082 (verify_stmt): Likewise.
6083 (debug_loop_num): Skip debug stmts.
6084 (remove_edge_and_dominated_blocks): Remove dominators last.
6085 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6086 (linearize_expr): Likewise.
6087 * config/i386/i386.c (ix86_delegitimize_address): Call
6088 default implementation.
6089 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6090 (group_barrier_needed): Skip debug insns.
6091 (emit_insn_group_barriers): Likewise.
6092 (emit_all_insn_group_barriers): Likewise.
6093 (ia64_variable_issue): Handle debug insns.
6094 (ia64_dfa_new_cycle): Likewise.
6095 (final_emit_insn_group_barriers): Skip debug insns.
6096 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6097 def cfa without frame.
6098 (process_set): Likewise.
6099 (process_for_unwind_directive): Pass frame on.
6100 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6101 (rs6000_delegitimize_address): New.
6102 (rs6000_debug_adjust_cost): Handle debug insns.
6103 (is_microcoded_insn): Likewise.
6104 (is_cracked_insn): Likewise.
6105 (is_nonpipeline_insn): Likewise.
6106 (insn_must_be_first_in_group): Likewise.
6107 (insn_must_be_last_in_group): Likewise.
6108 (force_new_group): Likewise.
6109 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6110 contains only debug insns.
6111 (rtl_merge_blocks): Skip debug insns.
6112 (purge_dead_edges): Likewise.
6113 (rtl_block_ends_with_call_p): Skip debug insns.
6114 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6115 (mark_reg_dependencies): Skip debug insns.
6116 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6117 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6118 * tree-ssa-threadedge.c
6119 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6120 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6121 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6122 (copyprop_hardreg_forward_1): Handle debug insns.
6123 * reload1.c (reload): Skip debug insns. Replace unassigned
6124 pseudos in debug insns with their equivalences.
6125 (eliminate_regs_in_insn): Skip debug insns.
6126 (emit_input_reload_insns): Skip debug insns at first, adjust
6128 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6129 (get_indirect_ref_operands): Pass opf_no_vops on.
6130 (get_expr_operands): Likewise. Skip debug stmts.
6131 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6133 2009-09-01 Richard Henderson <rth@redhat.com>
6135 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6136 stmt_ends_pp_p statements at least once.
6137 * tree-vrp.c (vrp_initialize): Likewise.
6138 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6140 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6143 Fix AIX bootstrap after PR debug/30161
6144 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6145 that is a GNU extension.
6146 (tmpl_value_parm_die_table): Move the definition of this global
6147 outside #ifdef DWARF2_DEBUGGING_INFO region.
6149 2009-09-01 Richard Guenther <rguenther@suse.de>
6151 * tree.c (tree_expr_size): New function.
6152 * tree.h (tree_expr_size): Declare.
6153 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6154 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6155 * langhooks.c (lhd_expr_size): Remove.
6156 * langhooks.h (struct lang_hooks): Remove expr_size.
6157 * explow.c (expr_size): Use tree_expr_size.
6158 (int_expr_size): Likewise.
6159 * langhooks-def.h (lhd_expr_size): Remove.
6160 (LANG_HOOKS_EXPR_SIZE): Likewise.
6161 (LANG_HOOKS_INITIALIZER): Adjust.
6163 2009-09-01 Richard Guenther <rguenther@suse.de>
6165 * tree-flow.h (mark_addressable): Move declaration ...
6166 * tree.h (mark_addressable): ... here.
6167 * stmt.c (expand_asm_operands): Use mark_addressable, not
6168 lang_hooks.mark_addressable.
6169 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6170 LANG_HOOKS_MARK_ADDRESSABLE.
6171 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6172 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6174 2009-08-31 Chris Demetriou <cgd@google.com>
6176 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6177 vectorize if not TARGET_SSE2.
6179 2009-08-31 DJ Delorie <dj@redhat.com>
6181 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6182 registers if no coprocessor is enabled.
6184 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6187 * cgraph.h (cgraph_get_node): Declare ...
6188 * cgraph.c (cgraph_get_node): ... new function.
6189 * dwarf2out.c (gen_generic_params_dies,
6190 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6191 make_ith_pack_parameter_name,
6192 append_entry_to_tmpl_value_parm_die_table,
6193 gen_remaining_tmpl_value_param_die_attribute): New functions.
6194 (gen_subprogram_die): Generate debug info for template parameters
6195 if debug info level is higher than DINFO_LEVEL_TERSE.
6196 Use tree_add_const_value_attribute_for_decl instead of
6197 tree_add_const_value_attribute.
6198 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6199 instead of tree_add_const_value_attribute.
6200 (gen_struct_or_union_type_die): Generate debug
6201 info for template parameters if debug info level is higher than
6203 (tree_add_const_value_attribute): Handle integral and pointer
6204 constants. Update comment.
6205 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6206 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6207 (reference_to_unused): Fix thinko. Remove redundant predicates from
6209 (tree_add_const_value_attribute): Make this work for constant
6211 tree_add_const_value_attribute_for_decl is to be used for variable
6213 (add_location_or_const_value_attribute): Use
6214 tree_add_const_value_attribute_for_decl now.
6215 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6216 DW_TAG_template_value_param DIEs after function DIEs have been
6218 * langhooks.h (lang_hooks_for_types): Add
6219 get_argument_pack_elems.
6220 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6221 (lang_hooks): Added get_innermost_generic_parms,
6222 get_innermost_generic_args.
6223 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6224 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6225 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6226 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6228 2009-08-31 DJ Delorie <dj@redhat.com>
6230 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6231 it once we start generating the prologue or epilogue.
6232 (mep_call_saves_register): If the frame is locked, re-use
6234 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6235 (mep_expand_prologue): Call it.
6236 (mep_expand_epilogue): Likewise.
6237 (mep_start_function): Use the same logic as mep_expand_prologue.
6238 (mep_pass_by_reference): Make logic more readable.
6239 (mep_return_in_memory): Zero-sized objects are passed in memory.
6240 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6242 2009-08-31 Richard Guenther <rguenther@suse.de>
6244 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6245 to query if the memory regions for memmove overlap.
6246 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6247 asserts on pointers, instead deal with odd trees.
6248 (ptr_derefs_may_alias_p): Likewise.
6249 (refs_may_alias_p_1): Constructor bases also never alias.
6251 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6253 * doc/install.texi (Final install): Adjust reference on where to
6254 order printed manuals.
6256 2009-08-30 Olivier Hainque <hainque@adacore.com>
6258 * dwarf2out.c (switch_to_frame_table_section): Move
6259 definition prior to first use.
6261 2009-08-30 Richard Guenther <rguenther@suse.de>
6263 PR tree-optimization/41186
6264 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6265 (ao_ref_init_from_ptr_and_size): New function.
6266 (ref_maybe_used_by_call_p_1): Be more precise tracking
6267 used ranges for builtin functions.
6268 (ref_maybe_used_by_call_p): Adjust.
6269 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6270 ranges for builtin functions.
6271 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6273 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6276 * fwprop.c (get_reg_use_in): Delete.
6277 (free_load_extend): New function.
6278 (forward_propagate_subreg): Use it.
6280 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6282 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6284 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6287 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6290 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6292 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6293 fini or fini_array section.
6295 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6297 * graphite-dependences.c (graphite_legal_transform_bb): Call
6298 pbb_remove_duplicate_pdrs.
6299 * graphite-poly.c (can_collapse_pdr): Removed.
6300 (pdr_find_duplicate): Removed.
6301 (can_collapse_pdrs): New.
6302 (pbb_remove_duplicate_pdrs): New.
6303 (new_poly_dr): Do not look for duplicates.
6304 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6305 (PBB_PDR_DUPLICATES_REMOVED): New.
6306 (pbb_remove_duplicate_pdrs): Declared.
6308 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6310 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6311 the strides by multiplying by PDR_NB_REFS.
6312 * graphite-poly.c (can_collapse_pdr): New.
6313 (pdr_find_duplicate): New.
6314 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6315 Initialize PDR_NB_REFS.
6316 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6318 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6320 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6323 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6326 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6328 * graphite-dependences.c (pddr_original_scattering): Return NULL
6329 for read-read dependence relations.
6330 * graphite-poly.h (enum poly_dr_type): Fix comment.
6333 (pdr_may_write_p): New.
6335 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6337 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6338 (struct poly_dr): Same.
6339 (new_poly_dr): Same.
6340 * graphite-poly.c (new_poly_dr): Same.
6341 * graphite-dependences.c (dot_deps): Disable call to system.
6343 2009-08-28 Cary Coutant <ccoutant@google.com>
6346 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6347 struct/union/enum types local to a function.
6349 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6350 Sebastian Pop <sebastian.pop@amd.com>
6352 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6353 pbb_strip_mine_time_depth. Changed the implementation so that
6354 transformation is expressed as a transformation on
6355 time (scatttering) dimensions. Also, ensures that the 2d+1
6356 scheduling format is preserved.
6357 (pbb_strip_mine_profitable_p): Profitability is based on the
6358 iteration number of a given time (scattering) dimension,
6359 and not on a original loop depth dimension.
6360 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6361 (pbb_do_strip_mine): Call psct_dynamic_dim.
6362 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6363 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6364 (pbb_nb_dynamic_scattering_transform): New.
6365 (psct_dynamic_dim): New.
6367 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6369 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6370 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6371 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6372 * graphite-interchange.c (build_linearized_memory_access): Same.
6373 (memory_stride_in_loop): Same.
6375 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6377 * graphite-dependences.c (pddr_original_scattering): New.
6378 (graphite_legal_transform_dr): Call pddr_original_scattering.
6381 * graphite-dependences.h (dot_deps): Declared.
6382 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6383 (print_pdr): Print PDR_ID.
6384 * graphite-poly.h (struct poly_dr): Add field id.
6387 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6389 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6391 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6392 not delete the original dependence relation.
6394 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6396 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6397 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6398 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6399 (free_poly_ddr): New.
6400 (pddr_is_empty): New.
6401 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6402 (dependence_polyhedron): Same. Remove useless gcc_assert.
6404 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6405 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6406 * graphite-dependences.h (enum poly_dependence_kind): New.
6407 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6408 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6409 (PDRP_SINK): Renamed PDDR_SINK.
6410 (PDRP_DDP): Renamed PDDR_DDP.
6412 (free_poly_ddr): Declared.
6413 * graphite-poly.c (new_scop): Use the new hash function names.
6414 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6415 into original_pddrs.
6416 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6418 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6420 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6421 bounds with LT_EXPR to make niter analysis more precise on code
6422 generated by Graphite.
6424 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6426 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6427 (graphite_legal_transform_bb): Same.
6428 (poly_drs_may_alias_p): Same.
6430 2009-08-28 Richard Guenther <rguenther@suse.de>
6432 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6434 2009-08-28 Jan Beulich <jbeulich@novell.com>
6436 * config/i386/netware.c: Include langhooks.h.
6437 (i386_nlm_encode_section_info): Simplify.
6438 (netware_override_options): Delete.
6439 * config/i386/netware.h (netware_override_options): Delete
6441 (OVERRIDE_OPTIONS): Delete definition.
6442 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6443 (ASM_COMMENT_START): Define.
6444 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6446 2009-08-28 Jan Beulich <jbeulich@novell.com>
6448 * configure.ac: For in-tree ld, do a plain version check to
6449 determine whether comdat groups are supported.
6450 * configure: Regenerate.
6452 2009-08-28 Olivier Hainque <hainque@adacore.com>
6454 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6455 always defined. Reflect definition or absence of such for
6456 COLLECT_EXPORT_LIST. Readability helper.
6457 (scanfilter): New enum, to help control what symbols
6458 are to be considered or ignored by scan_prog_file.
6459 (enum pass): Rename as "scanpass", moved together with scanfilter
6460 prior to scan_prog_file's prototype.
6461 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6462 Group prototype with the scanpass/scanfilter definitions, factorize
6463 head comments for the several implementations at the prototype.
6464 (main): Reorganize the first pass link control to let AIX
6465 drag only the needed frame tables in executables. Prevent
6466 frame tables collection during the scan aimed at static ctors.
6467 Pre-link and scan for frame tables later to compensate.
6468 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6469 A C statement to issue assembly directives that create a reference
6470 to the given DWARF table identifier label from the current function
6472 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6473 to differentiate first time section entry. Only emit a .data
6474 tables start identifier label the first time around.
6475 (switch_to_frame_table_section): New function. Helper for
6476 output_call_frame_info to switch possibly BACK into the eh_frame
6477 or the debug_frame section depending on FOR_EH.
6478 (output_call_frame_info): Use helper to first enter the proper
6480 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6481 emit a link to the frame table start label from each function
6483 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6484 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6485 * config/rs6000/rs6000-protos.h: Declare it.
6486 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6488 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6490 * config/sh/sh.c (split_branches): Check the result of
6493 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6495 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6496 using -pthread -fopenmp
6498 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6500 * doc/service.texi (service directory): Update URL.
6502 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6504 PR rtl-optimization/40861
6505 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6506 extract word from a multi-word subreg for negative byte positions.
6508 2009-08-27 Tristan Gingold <gingold@adacore.com>
6509 Douglas B Rupp <rupp@gnat.com>
6511 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6512 (SECTION_VMS_OVERLAY): Define.
6513 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6515 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6517 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6518 common_object declarations.
6519 (ia64_section_type_flags): Set section flag for common_object.
6520 * config/ia64/ia64-protos.h
6521 (ia64_vms_output_aligned_decl_common): Declare.
6522 (ia64_vms_elf_asm_named_section): Declare.
6524 2009-08-27 Michael Matz <matz@suse.de>
6526 * expr.c (expand_expr_real_2): New function taking exploded
6527 unary or binary expression, split out from ...
6528 (expand_expr_real_1): ... here. Move over all unary/binary
6529 switch parts to above function, in particular these codes:
6530 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6531 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6532 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6533 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6534 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6535 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6536 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6537 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6538 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6539 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6540 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6541 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6542 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6543 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6544 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6545 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6546 VEC_PACK_FIX_TRUNC_EXPR.
6547 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6550 2009-08-27 Richard Guenther <rguenther@suse.de>
6552 * gengtype.c (main): Handle uint64_t.
6553 * ipa-utils.c (get_base_var): Indent properly.
6554 * tree-ssa-live.c (debug_scope_block): New function.
6555 * tree-flow.h (debug_scope_block): Declare.
6556 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6557 * basic-block.h (enum profile_status): Rename to
6558 enum profile_status_d.
6559 (x_profile_status): Adjust type.
6561 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6564 * dwarf2out.c (get_context_die): Declare this static function.
6565 (gen_type_die_with_usage): Make sure a DIE is a generated for
6566 the context of a typedef.
6568 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6570 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6573 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6575 * config/mips/mips-protos.h (mips_output_sync): Declare.
6576 (mips_sync_loop_insns): Likewise.
6577 (mips_output_sync_loop): Replace first two parameters with an rtx.
6578 * config/mips/mips.c (mips_multi_member): New structure.
6579 (mips_multi_members): New variable.
6580 (mips_multi_start): New function.
6581 (mips_multi_add): Likewise.
6582 (mips_multi_add_insn): Likewise.
6583 (mips_multi_add_label): Likewise.
6584 (mips_multi_last_index): Likewise.
6585 (mips_multi_copy_insn): Likewise.
6586 (mips_multi_set_operand): Likewise.
6587 (mips_multi_write): Likewise.
6588 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6589 (mips_init_print_operand_punct): Update accordingly.
6590 (mips_start_ll_sc_sync_block): New function.
6591 (mips_end_ll_sc_sync_block): Likewise.
6592 (mips_output_sync): Likewise.
6593 (mips_sync_insn1_template): Likewise.
6594 (mips_sync_insn2_template): Likewise.
6595 (mips_get_sync_operand): Likewise.
6596 (mips_process_sync_loop): Likewise.
6597 (mips_output_sync_loop): Use mips_process_sync_loop.
6598 (mips_sync_loop_insns): New function.
6599 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6600 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6601 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6602 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6603 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6604 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6605 (MIPS_SYNC_OLD_OP_12): Likewise.
6606 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6607 (MIPS_SYNC_NEW_OP_12): Likewise.
6608 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6609 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6610 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6611 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6612 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6613 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6614 * config/mips/mips.md (sync_mem): New attribute.
6615 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6616 (sync_exclusive_mask, sync_required_oldval): Likewise.
6617 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6618 (sync_release_barrier): Likewise.
6619 (length): Handle sync loops.
6620 (sync): Use mips_output_sync.
6621 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6622 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6623 and use mips_output_sync_loop.
6624 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6625 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6626 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6627 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6628 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6629 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6630 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6631 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6632 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6634 2009-08-26 Richard Guenther <rguenther@suse.de>
6637 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6638 the types to not match.
6639 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6641 * tree-ssa.c (useless_type_conversion_p): Conversions to
6642 pointers to unprototyped functions are useless.
6644 2009-08-26 Richard Guenther <rguenther@suse.de>
6646 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6647 whole-program condition, prepare to be called for non-globals.
6648 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6649 params build a representative with known type and track its fields.
6651 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6653 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6654 clearing by a taken branch.
6655 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6656 effectively after bbro pass.
6657 (sync_nand<mode>): Ditto.
6658 (sync_old_<fetchop_name><mode>): Ditto.
6659 (sync_old_nand<mode>): Ditto.
6660 (sync_new_<fetchop_name><mode>): Dito.
6661 (sync_new_nand<mode>): Ditto.
6662 (sync_compare_and_swap<mode>_1): Ditto.
6663 (*sync_compare_and_swap<mode>): Ditto.
6664 (sync_lock_test_and_set<mode>_1): Ditto.
6665 ("sync_lock_test_and_set<mode>): Ditto.
6667 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6669 * hwint.h (HOST_LONG_FORMAT): New macro
6670 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6671 Use HOST_PTR_PRINTF.
6672 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6673 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6674 (HOST_PTR_PRINTF): Document.
6676 2009-08-25 Jan Hubicka <jh@suse.cz>
6678 * config/i386/bmmintrin.h: Replace by #error.
6681 Michael Meissner <michael.meissner@amd.com>
6682 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6683 Tony Linthicum <tony.linthicum@amd.com>
6685 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6686 (TARGET_ROUND): New macro for the round/ptest instructions which
6687 are shared between SSE4.1 and SSE5.
6688 (OPTION_MASK_ISA_ROUND): Ditto.
6689 (OPTION_ISA_ROUND): Ditto.
6690 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6691 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6693 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6694 (-mfused-madd): New switch to give users control over whether the
6695 compiler optimizes to use the multiply/add SSE5 instructions.
6697 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6698 (ix86_handle_option): Turn off 3dnow if -msse5.
6699 (override_options): Add SSE5 support.
6700 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6702 (ix86_expand_sse_movcc): Add SSE5 support.
6703 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6704 vector type to the next largest size.
6705 (ix86_expand_sse5_pack): New function to use pperm to pack a
6706 vector type to the next smallest size.
6707 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6708 (IX86_BUILTIN_FMADDSD): Ditto.
6709 (IX86_BUILTIN_FMADDPS): Ditto.
6710 (IX86_BUILTIN_FMADDPD): Ditto.
6711 (IX86_BUILTIN_FMSUBSS): Ditto.
6712 (IX86_BUILTIN_FMSUBSD): Ditto.
6713 (IX86_BUILTIN_FMSUBPS): Ditto.
6714 (IX86_BUILTIN_FMSUBPD): Ditto.
6715 (IX86_BUILTIN_FNMADDSS): Ditto.
6716 (IX86_BUILTIN_FNMADDSD): Ditto.
6717 (IX86_BUILTIN_FNMADDPS): Ditto.
6718 (IX86_BUILTIN_FNMADDPD): Ditto.
6719 (IX86_BUILTIN_FNMSUBSS): Ditto.
6720 (IX86_BUILTIN_FNMSUBSD): Ditto.
6721 (IX86_BUILTIN_FNMSUBPS): Ditto.
6722 (IX86_BUILTIN_FNMSUBPD): Ditto.
6723 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6724 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6725 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6726 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6727 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6728 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6729 (IX86_BUILTIN_PPERM): Ditto.
6730 (IX86_BUILTIN_PERMPS): Ditto.
6731 (IX86_BUILTIN_PERMPD): Ditto.
6732 (IX86_BUILTIN_PMACSSWW): Ditto.
6733 (IX86_BUILTIN_PMACSWW): Ditto.
6734 (IX86_BUILTIN_PMACSSWD): Ditto.
6735 (IX86_BUILTIN_PMACSWD): Ditto.
6736 (IX86_BUILTIN_PMACSSDD): Ditto.
6737 (IX86_BUILTIN_PMACSDD): Ditto.
6738 (IX86_BUILTIN_PMACSSDQL): Ditto.
6739 (IX86_BUILTIN_PMACSSDQH): Ditto.
6740 (IX86_BUILTIN_PMACSDQL): Ditto.
6741 (IX86_BUILTIN_PMACSDQH): Ditto.
6742 (IX86_BUILTIN_PMADCSSWD): Ditto.
6743 (IX86_BUILTIN_PMADCSWD): Ditto.
6744 (IX86_BUILTIN_PHADDBW): Ditto.
6745 (IX86_BUILTIN_PHADDBD): Ditto.
6746 (IX86_BUILTIN_PHADDBQ): Ditto.
6747 (IX86_BUILTIN_PHADDWD): Ditto.
6748 (IX86_BUILTIN_PHADDWQ): Ditto.
6749 (IX86_BUILTIN_PHADDDQ): Ditto.
6750 (IX86_BUILTIN_PHADDUBW): Ditto.
6751 (IX86_BUILTIN_PHADDUBD): Ditto.
6752 (IX86_BUILTIN_PHADDUBQ): Ditto.
6753 (IX86_BUILTIN_PHADDUWD): Ditto.
6754 (IX86_BUILTIN_PHADDUWQ): Ditto.
6755 (IX86_BUILTIN_PHADDUDQ): Ditto.
6756 (IX86_BUILTIN_PHSUBBW): Ditto.
6757 (IX86_BUILTIN_PHSUBWD): Ditto.
6758 (IX86_BUILTIN_PHSUBDQ): Ditto.
6759 (IX86_BUILTIN_PROTB): Ditto.
6760 (IX86_BUILTIN_PROTW): Ditto.
6761 (IX86_BUILTIN_PROTD): Ditto.
6762 (IX86_BUILTIN_PROTQ): Ditto.
6763 (IX86_BUILTIN_PROTB_IMM): Ditto.
6764 (IX86_BUILTIN_PROTW_IMM): Ditto.
6765 (IX86_BUILTIN_PROTD_IMM): Ditto.
6766 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6767 (IX86_BUILTIN_PSHLB): Ditto.
6768 (IX86_BUILTIN_PSHLW): Ditto.
6769 (IX86_BUILTIN_PSHLD): Ditto.
6770 (IX86_BUILTIN_PSHLQ): Ditto.
6771 (IX86_BUILTIN_PSHAB): Ditto.
6772 (IX86_BUILTIN_PSHAW): Ditto.
6773 (IX86_BUILTIN_PSHAD): Ditto.
6774 (IX86_BUILTIN_PSHAQ): Ditto.
6775 (IX86_BUILTIN_FRCZSS): Ditto.
6776 (IX86_BUILTIN_FRCZSD): Ditto.
6777 (IX86_BUILTIN_FRCZPS): Ditto.
6778 (IX86_BUILTIN_FRCZPD): Ditto.
6779 (IX86_BUILTIN_CVTPH2PS): Ditto.
6780 (IX86_BUILTIN_CVTPS2PH): Ditto.
6781 (IX86_BUILTIN_COMEQSS): Ditto.
6782 (IX86_BUILTIN_COMNESS): Ditto.
6783 (IX86_BUILTIN_COMLTSS): Ditto.
6784 (IX86_BUILTIN_COMLESS): Ditto.
6785 (IX86_BUILTIN_COMGTSS): Ditto.
6786 (IX86_BUILTIN_COMGESS): Ditto.
6787 (IX86_BUILTIN_COMUEQSS): Ditto.
6788 (IX86_BUILTIN_COMUNESS): Ditto.
6789 (IX86_BUILTIN_COMULTSS): Ditto.
6790 (IX86_BUILTIN_COMULESS): Ditto.
6791 (IX86_BUILTIN_COMUGTSS): Ditto.
6792 (IX86_BUILTIN_COMUGESS): Ditto.
6793 (IX86_BUILTIN_COMORDSS): Ditto.
6794 (IX86_BUILTIN_COMUNORDSS): Ditto.
6795 (IX86_BUILTIN_COMFALSESS): Ditto.
6796 (IX86_BUILTIN_COMTRUESS): Ditto.
6797 (IX86_BUILTIN_COMEQSD): Ditto.
6798 (IX86_BUILTIN_COMNESD): Ditto.
6799 (IX86_BUILTIN_COMLTSD): Ditto.
6800 (IX86_BUILTIN_COMLESD): Ditto.
6801 (IX86_BUILTIN_COMGTSD): Ditto.
6802 (IX86_BUILTIN_COMGESD): Ditto.
6803 (IX86_BUILTIN_COMUEQSD): Ditto.
6804 (IX86_BUILTIN_COMUNESD): Ditto.
6805 (IX86_BUILTIN_COMULTSD): Ditto.
6806 (IX86_BUILTIN_COMULESD): Ditto.
6807 (IX86_BUILTIN_COMUGTSD): Ditto.
6808 (IX86_BUILTIN_COMUGESD): Ditto.
6809 (IX86_BUILTIN_COMORDSD): Ditto.
6810 (IX86_BUILTIN_COMUNORDSD): Ditto.
6811 (IX86_BUILTIN_COMFALSESD): Ditto.
6812 (IX86_BUILTIN_COMTRUESD): Ditto.
6813 (IX86_BUILTIN_COMEQPS): Ditto.
6814 (IX86_BUILTIN_COMNEPS): Ditto.
6815 (IX86_BUILTIN_COMLTPS): Ditto.
6816 (IX86_BUILTIN_COMLEPS): Ditto.
6817 (IX86_BUILTIN_COMGTPS): Ditto.
6818 (IX86_BUILTIN_COMGEPS): Ditto.
6819 (IX86_BUILTIN_COMUEQPS): Ditto.
6820 (IX86_BUILTIN_COMUNEPS): Ditto.
6821 (IX86_BUILTIN_COMULTPS): Ditto.
6822 (IX86_BUILTIN_COMULEPS): Ditto.
6823 (IX86_BUILTIN_COMUGTPS): Ditto.
6824 (IX86_BUILTIN_COMUGEPS): Ditto.
6825 (IX86_BUILTIN_COMORDPS): Ditto.
6826 (IX86_BUILTIN_COMUNORDPS): Ditto.
6827 (IX86_BUILTIN_COMFALSEPS): Ditto.
6828 (IX86_BUILTIN_COMTRUEPS): Ditto.
6829 (IX86_BUILTIN_COMEQPD): Ditto.
6830 (IX86_BUILTIN_COMNEPD): Ditto.
6831 (IX86_BUILTIN_COMLTPD): Ditto.
6832 (IX86_BUILTIN_COMLEPD): Ditto.
6833 (IX86_BUILTIN_COMGTPD): Ditto.
6834 (IX86_BUILTIN_COMGEPD): Ditto.
6835 (IX86_BUILTIN_COMUEQPD): Ditto.
6836 (IX86_BUILTIN_COMUNEPD): Ditto.
6837 (IX86_BUILTIN_COMULTPD): Ditto.
6838 (IX86_BUILTIN_COMULEPD): Ditto.
6839 (IX86_BUILTIN_COMUGTPD): Ditto.
6840 (IX86_BUILTIN_COMUGEPD): Ditto.
6841 (IX86_BUILTIN_COMORDPD): Ditto.
6842 (IX86_BUILTIN_COMUNORDPD): Ditto.
6843 (IX86_BUILTIN_COMFALSEPD): Ditto.
6844 (IX86_BUILTIN_COMTRUEPD): Ditto.
6845 (IX86_BUILTIN_PCOMEQUB): Ditto.
6846 (IX86_BUILTIN_PCOMNEUB): Ditto.
6847 (IX86_BUILTIN_PCOMLTUB): Ditto.
6848 (IX86_BUILTIN_PCOMLEUB): Ditto.
6849 (IX86_BUILTIN_PCOMGTUB): Ditto.
6850 (IX86_BUILTIN_PCOMGEUB): Ditto.
6851 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6852 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6853 (IX86_BUILTIN_PCOMEQUW): Ditto.
6854 (IX86_BUILTIN_PCOMNEUW): Ditto.
6855 (IX86_BUILTIN_PCOMLTUW): Ditto.
6856 (IX86_BUILTIN_PCOMLEUW): Ditto.
6857 (IX86_BUILTIN_PCOMGTUW): Ditto.
6858 (IX86_BUILTIN_PCOMGEUW): Ditto.
6859 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6860 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6861 (IX86_BUILTIN_PCOMEQUD): Ditto.
6862 (IX86_BUILTIN_PCOMNEUD): Ditto.
6863 (IX86_BUILTIN_PCOMLTUD): Ditto.
6864 (IX86_BUILTIN_PCOMLEUD): Ditto.
6865 (IX86_BUILTIN_PCOMGTUD): Ditto.
6866 (IX86_BUILTIN_PCOMGEUD): Ditto.
6867 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6868 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6869 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6870 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6871 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6872 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6873 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6874 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6875 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6876 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6877 (IX86_BUILTIN_PCOMEQB): Ditto.
6878 (IX86_BUILTIN_PCOMNEB): Ditto.
6879 (IX86_BUILTIN_PCOMLTB): Ditto.
6880 (IX86_BUILTIN_PCOMLEB): Ditto.
6881 (IX86_BUILTIN_PCOMGTB): Ditto.
6882 (IX86_BUILTIN_PCOMGEB): Ditto.
6883 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6884 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6885 (IX86_BUILTIN_PCOMEQW): Ditto.
6886 (IX86_BUILTIN_PCOMNEW): Ditto.
6887 (IX86_BUILTIN_PCOMLTW): Ditto.
6888 (IX86_BUILTIN_PCOMLEW): Ditto.
6889 (IX86_BUILTIN_PCOMGTW): Ditto.
6890 (IX86_BUILTIN_PCOMGEW): Ditto.
6891 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6892 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6893 (IX86_BUILTIN_PCOMEQD): Ditto.
6894 (IX86_BUILTIN_PCOMNED): Ditto.
6895 (IX86_BUILTIN_PCOMLTD): Ditto.
6896 (IX86_BUILTIN_PCOMLED): Ditto.
6897 (IX86_BUILTIN_PCOMGTD): Ditto.
6898 (IX86_BUILTIN_PCOMGED): Ditto.
6899 (IX86_BUILTIN_PCOMFALSED): Ditto.
6900 (IX86_BUILTIN_PCOMTRUED): Ditto.
6901 (IX86_BUILTIN_PCOMEQQ): Ditto.
6902 (IX86_BUILTIN_PCOMNEQ): Ditto.
6903 (IX86_BUILTIN_PCOMLTQ): Ditto.
6904 (IX86_BUILTIN_PCOMLEQ): Ditto.
6905 (IX86_BUILTIN_PCOMGTQ): Ditto.
6906 (IX86_BUILTIN_PCOMGEQ): Ditto.
6907 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6908 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6909 (enum multi_arg_type): New enum for describing the various SSE5
6910 intrinsic argument types.
6911 (bdesc_multi_arg): New table for SSE5 intrinsics.
6912 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6913 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6915 (ix86_expand_builtin): Add SSE5 intrinsic support.
6916 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6917 operand instructions.
6918 (ix86_expand_sse5_multiple_memory): New function to split the
6919 second memory reference from SSE5 instructions.
6920 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6921 (ix86_return_pops_args): Use stdarg_p to determine if the function
6922 has variable arguments.
6923 (ix86_setup_incoming_varargs): Ditto.
6924 (x86_this_parameter): Ditto.
6926 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6928 (ix86_expand_sse5_pack): Ditto.
6929 (ix86_sse5_valid_op_p): Ditto.
6930 (ix86_expand_sse5_multiple_memory): Ditto.
6932 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6933 constant for SSE5 support.
6934 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6935 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6936 (UNSPEC_SSE5_PERMUTE): Ditto.
6937 (UNSPEC_SSE5_ASHIFT): Ditto.
6938 (UNSPEC_SSE5_LSHIFT): Ditto.
6939 (UNSPEC_FRCZ): Ditto.
6940 (UNSPEC_CVTPH2PS): Ditto.
6941 (UNSPEC_CVTPS2PH): Ditto.
6942 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6944 (COM_FALSE_S): Ditto.
6945 (COM_FALSE_P): Ditto.
6946 (COM_TRUE_S): Ditto.
6947 (COM_TRUE_P): Ditto.
6948 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6949 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6951 (memory attribute): Ditto.
6952 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6953 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6954 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6955 (floor<mode>2): Ditto.
6956 (ceil<mode>2): Ditto.
6957 (btrunc<mode>2): Ditto.
6958 (nearbyintdf2): Ditto.
6959 (nearbyintsf2): Ditto.
6960 (sse_setccsf): Disable if SSE5.
6961 (sse_setccdf): Ditto.
6962 (sse5_setcc<mode>): New support for SSE5 conditional move.
6963 (sse5_pcmov_<mode>): Ditto.
6965 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6967 (SSEMODEF2P): Ditto.
6968 (ssemodesuffixf4): New mode attribute for SSE5.
6969 (ssemodesuffixf2s): Ditto.
6970 (ssemodesuffixf2c): Ditto.
6971 (sserotatemax): Ditto.
6972 (ssescalarmode): Ditto.
6973 (sse_maskcmpv4sf3): Disable if SSE5.
6974 (sse_maskcmpv2df3): Ditto.
6975 (sse_vmmaskcmpv4sf3): Ditto.
6976 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6977 (sse5_vmfmadd<mode>4): Ditto.
6978 (sse5_fmsub<mode>4): Ditto.
6979 (sse5_vmfmsub<mode>4): Ditto.
6980 (sse5_fnmadd<mode>4): Ditto.
6981 (sse5_vmfnmadd<mode>4): Ditto.
6982 (sse5_fnmsub<mode>4): Ditto.
6983 (sse5_vmfnmsub<mode>4): Ditto.
6984 (sse5i_fmadd<mode>4): Ditto.
6985 (sse5i_fmsub<mode>4): Ditto.
6986 (sse5i_fnmadd<mode>4): Ditto.
6987 (sse5i_fnmsub<mode>4): Ditto.
6988 (sse5i_vmfmadd<mode>4): Ditto.
6989 (sse5i_vmfmsub<mode>4): Ditto.
6990 (sse5i_vmfnmadd<mode>4): Ditto.
6991 (sse5i_vmfnmsub<mode>4): Ditto.
6992 (mulv16qi3): Add SSE5 support.
6994 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6995 (sse2_mulv4si3): Disable if SSE5.
6996 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6997 (sse4_1_roundps): Ditto.
6998 (sse4_1_roundsd): Ditto.
6999 (sse4_1_roundss): Ditto.
7000 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7002 (sse_maskcmpsf3): Ditto.
7003 (sse_vmmaskcmpv4sf3): Ditto.
7004 (sse2_maskcmpv2df3): Ditto.
7005 (sse2_maskcmpdf3): Ditto.
7006 (sse2_vmmaskcmpv2df3): Ditto.
7007 (sse2_eq<mode>3): Ditto.
7008 (sse2_gt<mode>3): Ditto.
7009 (sse5_pcmov_<mode>): Add SSE5 support.
7010 (vec_unpacku_hi_v16qi): Ditto.
7011 (vec_unpacks_hi_v16qi): Ditto.
7012 (vec_unpacku_lo_v16qi): Ditto.
7013 (vec_unpacks_lo_v16qi): Ditto.
7014 (vec_unpacku_hi_v8hi): Ditto.
7015 (vec_unpacks_hi_v8hi): Ditto.
7016 (vec_unpacku_lo_v8hi): Ditto.
7017 (vec_unpacks_lo_v8hi): Ditto.
7018 (vec_unpacku_hi_v4si): Ditto.
7019 (vec_unpacks_hi_v4si): Ditto.
7020 (vec_unpacku_lo_v4si): Ditto.
7021 (vec_unpacks_lo_v4si): Ditto.
7022 (sse5_pmacsww): New SSE5 intrinsic insn.
7023 (sse5_pmacssww): Ditto.
7024 (sse5_pmacsdd): Ditto.
7025 (sse5_pmacssdd): Ditto.
7026 (sse5_pmacssdql): Ditto.
7027 (sse5_pmacssdqh): Ditto.
7028 (sse5_pmacsdqh): Ditto.
7029 (sse5_pmacsswd): Ditto.
7030 (sse5_pmacswd): Ditto.
7031 (sse5_pmadcsswd): Ditto.
7032 (sse5_pmadcswd): Ditto.
7033 (sse5_pcmov_<move>): Conditional move support on SSE5.
7034 (sse5_phaddbw): New SSE5 intrinsic insn.
7035 (sse5_phaddbd): Ditto.
7036 (sse5_phaddbq): Ditto.
7037 (sse5_phaddwd): Ditto.
7038 (sse5_phaddwq): Ditto.
7039 (sse5_phadddq): Ditto.
7040 (sse5_phaddubw): Ditto.
7041 (sse5_phaddubd): Ditto.
7042 (sse5_phaddubq): Ditto.
7043 (sse5_phadduwd): Ditto.
7044 (sse5_phadduwq): Ditto.
7045 (sse5_phaddudq): Ditto.
7046 (sse5_phsubbw): Ditto.
7047 (sse5_phsubwd): Ditto.
7048 (sse5_phsubdq): Ditto.
7049 (sse5_pperm): Ditto.
7050 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7051 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7052 (sse5_pperm_sign_v8hi_v4si): Ditto.
7053 (sse5_pperm_zero_v8hi_v4si): Ditto.
7054 (sse5_pperm_sign_v4si_v2di): Ditto.
7055 (sse5_pperm_sign_v4si_v2di): Ditto.
7056 (sse5_pperm_pack_v2di_v4si): Ditto.
7057 (sse5_pperm_pack_v4si_v8hi): Ditto.
7058 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7059 (sse5_perm<mode>): New SSE5 intrinsic insn.
7060 (rotl<mode>3): Ditto.
7061 (sse5_rotl<mode>3): Ditto.
7062 (sse5_ashl<mode>3): Ditto.
7063 (sse5_lshl<mode>3): Ditto.
7064 (sse5_frcz<mode>2): Ditto.
7065 (sse5s_frcz<mode>2): Ditto.
7066 (sse5_cvtph2ps): Ditto.
7067 (sse5_cvtps2ph): Ditto.
7068 (sse5_vmmaskcmp<mode>3): Ditto.
7069 (sse5_com_tf<mode>3): Ditto.
7070 (sse5_maskcmp<mode>3): Ditto.
7071 (sse5_maskcmp_uns<mode>3): Ditto.
7072 (sse5_maskcmp_uns2<mode>3): Ditto.
7073 (sse5_pcom_tf<mode>3): Ditto.
7075 * config/i386/predicates.md (sse5_comparison_float_operator):
7076 New predicate to match the comparison operators supported by
7077 the SSE5 com instruction.
7078 (ix86_comparison_int_operator): New predicate to match just the
7079 signed int comparisons.
7080 (ix86_comparison_uns_operator): New predicate to match just the
7081 unsigned int comparisons.
7083 * doc/invoke.texi (-msse5): Add documentation.
7084 (-mfused-madd): Ditto.
7086 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7088 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7090 (x86_64-*-*): Ditto.
7092 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7094 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7095 intrinisics for SSE5.
7097 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7100 * config/i386/mmintrin-common.h: New file, to contain common
7101 instructions between SSE4.1 and SSE5.
7103 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7104 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7105 (gen_regparm_prefix): Ditto.
7107 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7108 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7109 prototype_p to determine if a function is prototyped.
7111 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7113 * c-common.c (c_common_reswords) add the alignof keyword,
7114 with same RID as __alignof and __alignof__
7116 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7118 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7119 * hooks.c (hook_bool_const_int_const_int_true): New function.
7120 * target.h (struct gcc_target): Add can_eliminate field.
7121 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7122 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7123 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7124 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7125 (elim_table): Revise comment.
7126 * system.h (CAN_ELIMINATE): Poison.
7127 * defaults.h (CAN_ELIMINATE): Remove.
7128 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7130 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7131 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7133 (alpha_vms_can_eliminate): Declare as static, change return type to
7135 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7137 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7138 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7139 (arm_can_eliminate): New function.
7141 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7142 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7143 (avr_can_eliminate): Declare as static.
7144 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7146 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7147 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7148 (bfin_can_eliminate): New function.
7150 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7151 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7152 (crx_can_eliminate): New function.
7154 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7155 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7156 (fr30_can_eliminate): New function.
7158 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7159 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7160 (frv_can_eliminate): New function.
7162 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7163 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7164 (h8300_can_eliminate): New function.
7166 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7167 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7168 (i386_can_eliminate): Declare as static, change return type to bool.
7169 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7171 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7172 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7173 (ia64_can_eliminate): New function.
7175 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7176 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7177 (iq2000_can_eliminate): New function.
7179 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7180 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7181 (m32r_can_eliminate): New function.
7183 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7184 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7185 (m68hc11_can_eliminate): New function.
7187 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7188 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7189 (m68k_can_eliminate): New function.
7191 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7192 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7193 (mep_can_eliminate): New function.
7195 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7196 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7197 (mips_can_eliminate): New function.
7199 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7200 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7201 (rs6000_can_eliminate): New function.
7203 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7204 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7205 (s390_can_eliminate): Declare as static.
7206 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7208 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7209 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7210 (score_can_eliminate): New function.
7212 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7213 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7214 (sparc_can_eliminate): Declare as static.
7215 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7217 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7218 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7219 (xstormy16_can_eliminate): New function.
7221 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7222 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7223 (v850_can_eliminate): New function.
7225 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7227 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7228 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7229 (*movdfcc_ext[1234]): Disable for IEEE mode.
7231 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7233 * gimplify.c (prepare_gimple_addressable): New static function.
7234 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7236 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7237 manually fiddling with it.
7239 2009-08-25 Michael Matz <matz@suse.de>
7241 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7242 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7244 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7245 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7246 (do_jump): Split out code for simple binary comparisons into ...
7247 (do_jump_1): ... this, taking the individual operands and code.
7248 Change callers to helper function above accordingly.
7249 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7252 2009-08-25 Michael Matz <matz@suse.de>
7254 * expr.h (struct separate_ops, sepops): New type for passing
7255 around an exploded simple expression.
7256 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7257 Use this structure instead of expression tree.
7258 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7259 expression, only its type.
7260 (expand_vec_cond_expr): Take type and individual operands instead
7262 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7263 expand_vec_shift_expr): Change prototype accordingly.
7264 * tree-vect-stmts.c (vectorizable_condition): Change call of
7265 expand_vec_cond_expr_p to pass only type.
7266 * expr.c (do_store_flags): Change prototype and implementation
7267 to take an exploded expression.
7268 (expand_expr_real_1): New local ops initialized with details
7269 of the full expression. Use it instead of full
7270 expression in calls to do_store_flags, expand_vec_cond_expr,
7271 expand_widen_pattern_expr and expand_vec_shift_expr.
7273 2009-08-25 Michael Matz <matz@suse.de>
7275 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7276 treeop2 initialized with first three operands of the full expression.
7277 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7279 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7281 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7282 (__gthread_objc_condition_allocate): Mark arguments as unused.
7283 (__gthread_objc_condition_deallocate): Likewise.
7284 (__gthread_objc_condition_wait): Likewise.
7285 (__gthread_objc_condition_broadcast): Likewise.
7286 (__gthread_objc_condition_signal): Likewise.
7287 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7288 (__gthread_objc_thread_id): Likewise.
7290 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7293 * tree-pretty-print.c (print_call_name): Print the correct call name
7294 for procedure pointer components.
7296 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7298 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7299 default_promote_function_mode when not VMS.
7301 2009-08-24 Olivier Hainque <hainque@adacore.com>
7303 * convert.c (convert_to_integer): Don't assume an input pointer is
7304 POINTER_SIZE wide. Fetch from the type instead.
7306 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7308 * configure.ac (AC_PREREQ): Bump to 2.64.
7310 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7312 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7313 (process_command): Don't search standard_exec_prefix_1 and
7314 standard_exec_prefix_2.
7316 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7318 * config/arm/arm.c (output_return_instruction): Handle for
7321 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7323 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7325 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7327 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7328 (*arm_movdf_vfp): Likewise.
7330 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7332 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7333 (vashr<mode>3): Rename from ashr<mode>3.
7334 (vlshr<mode>3): Rename from lshr<mode>3.
7336 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7339 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7340 (check_format_info_main): Use scalar_identify_flag.
7341 (check_format_types): Check for scalar size identity if
7342 scalar_identify_flag is set.
7343 (printf_length_specs): Extend by new field.
7344 (asm_fprintf_length_specs): Likewise.
7345 (gcc_diag_length_specs): Likewise.
7346 (scanf_length_specs): Likewise.
7347 (strfmon_length_specs): Likewise.
7348 (gcc_gfc_length_specs): Likewise.
7349 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7350 (ms_printf_flag_specs): Likewise.
7351 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7353 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7357 (*call_value_pop_1): Ditto.
7358 (*sibcall_pop_1): New insn pattern.
7359 (*sibcall_value_pop_1): Ditto.
7361 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7364 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7367 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7370 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7371 (get_reg_use_in): New function.
7372 (forward_propagate_subreg): Propagate through subreg of zero_extend
7375 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7377 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7378 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7380 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7382 * configure.ac: Remove --with-datarootdir, --with-docdir,
7383 --with-htmldir switches. No need to call AC_SUBST for
7384 datarootdir, docdir, htmldir any more.
7385 * configure: Regenerate.
7386 * doc/install.texi (Configuration): Document --datarootdir,
7387 --docdir, --htmldir, --pdfdir; update documentation for
7388 --infodir, --mandir.
7389 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7392 * aclocal.m4: Regenerate.
7393 * config.in: Regenerate.
7394 * configure: Regenerate.
7396 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7397 Olivier Hainque <hainque@adacore.com>
7399 * config/ia64/ia64.c: Include libfuncs.h.
7400 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7401 (ia64_expand_call): Use reg 25 on VMS.
7402 (ia64_initialize_trampoline): Fix for VMS ABI.
7403 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7404 (ia64_function_arg): Initialize reg 25 on VMS.
7405 Fix OpenVMS ABI issues for varargs.
7406 For OpenVMS, emit the Argument Information register set in the
7407 incoming/sibcall case as well.
7408 (ia64_arg_type): New function.
7409 (ia64_function_arg_advance): Keep track of cum->words.
7410 Fix OpenVMS ABI issues for varargs.
7411 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7412 (ia64_override_options): Set flag_no_common on VMS.
7413 (ia64_init_builtins): Disable FWRITE builtin.
7414 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7415 (ia64_vms_init_libfuncs): Add decc$ routines.
7416 (ia64_vms_valid_pointer_mode): New function.
7417 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7418 (ia64_promote_function_mode): New function
7419 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7420 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7421 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7422 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7423 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7424 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7425 Suppress trailing '#' if VALUE is numeric.
7426 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7427 ia64_promote_function_mode.
7428 (TARGET_VALID_POINTER_MODE): Define.
7430 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7433 * config/rs6000/rs6000.c (rs6000_override_options): Use
7434 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7437 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7438 reporting of vector + decimal/boolean/complex error.
7440 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7442 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7443 __vector double TYPE_DECL.
7445 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7447 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7448 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7449 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7450 to pointer to enum machine_mode. Update all callers as needed.
7452 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7454 * config/alpha/alpha.md (exception_receiver): Emit alternative
7455 GP load sequence if flag_reorder_blocks_and_partition is set.
7456 (*exception_receiver_2): Also enable when
7457 flag_reorder_blocks_and_partition is set.
7459 2009-08-20 Matt Rice <ratmice@gmail.com>
7460 Diego Novillo <dnovillo@google.com>
7462 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7465 2009-08-20 Richard Guenther <rguenther@suse.de>
7467 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7468 * c-tree.h (c_dup_lang_specific_decl): Remove.
7469 (struct lang_decl, struct lang_type): Move definitions ...
7470 * c-lang.h: ... here. New file.
7471 * c-decl.c: Include c-lang.h.
7472 (c_dup_lang_specific_decl): Remove.
7473 * c-typeck.c: Include c-lang.h.
7474 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7475 (c-typeck.o): Likewise.
7476 * c-config-lang.in (gtfiles): Add c-lang.h.
7477 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7480 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7482 * config/alpha/alpha.c (alpha_end_function): Do not clear
7483 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7484 this is now handled in generic code.
7486 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7488 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7489 (s390_z10_fix_long_loop_prediction): New function.
7490 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7491 (s390_reorg): Walk over the INSNs and invoke
7492 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7494 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7496 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7497 "*brx_64bit", "*brx_31bit"): New patterns.
7498 * config/s390/s390.c ('E'): New output modifier.
7500 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7501 Richard Earnshaw <richard.earnshaw@arm.com>
7503 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7504 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7506 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7508 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7510 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7511 for mode mode of operand0 when doing secondary reload for SAR.
7513 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7516 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7517 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7519 2009-08-19 Jason Merrill <jason@redhat.com>
7521 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7522 supported template depth in C++0x.
7524 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7526 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7527 free_after_compilation.
7528 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7529 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7530 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7531 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7532 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7533 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7534 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7536 2009-08-19 Ian Lance Taylor <iant@google.com>
7538 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7539 of (plus (mult (neg B) C) A).
7541 2009-08-18 Michael Matz <matz@suse.de>
7543 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7544 instead of comparing TYPE_MAIN_VARIANT for equality.
7545 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7546 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7547 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7548 * gimplify.c (goa_lhs_expr_p): Ditto and use
7549 STRIP_USELESS_TYPE_CONVERSION.
7551 2009-08-18 Michael Matz <matz@suse.de>
7553 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7554 first field in a struct.
7555 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7557 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7559 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7560 locators before emit_insn is called. Remove assert that
7562 (alpha_end_function): Clear crtl->emit structure and free insn
7563 locators if cfun->is_thunk is true.
7565 2009-08-18 Jason Merrill <jason@redhat.com>
7567 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7569 * configure.ac: Test for it.
7570 * configure, config.in: Regenerate.
7571 * doc/install.texi: Document --enable-gnu-unique-object.
7573 2009-08-18 Richard Guenther <rguenther@suse.de>
7576 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7577 pow(x,y*z) only if x is nonnegative.
7579 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7581 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7585 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7586 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7588 2009-08-17 DJ Delorie <dj@redhat.com>
7590 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7591 * config/m32c/prologue.md (epilogue_freit): New.
7593 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7594 (bank_switch_p): Likewise.
7595 (fast_interrupt_p): Likewise.
7596 (interrupt_p): Likewise.
7597 (m32c_conditional_register_usage): Round memregs size up.
7598 (need_to_save): We only need to save $a0 when we use ENTER.
7599 (interrupt_p): Check for fast_interrupt too.
7600 (bank_switch_p): New.
7601 (fast_interrupt_p): New.
7602 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7603 (m32c_emit_prolog): Support bank switching and fast interrupts.
7604 * doc/extend.texi (Function Attributes): Add bank_switch and
7607 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7609 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7610 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7612 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7614 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7615 (menu): Add IA-64/VMS Options.
7616 (IA-64/VMS Options): Likewise.
7618 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7621 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7623 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7625 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7626 (mips_pop_asm_switch): Likewise.
7627 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7629 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7630 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7631 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7632 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7633 instead of set_noreorder.
7634 (mips_output_function_prologue): Use the new functions.
7635 (mips_output_function_epilogue): Likewise.
7636 (mips_need_noat_wrapper_p): New function, split out from...
7637 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7638 Use mips_push_asm_switch and mips_pop_asm_switch.
7639 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7640 and mips_pop_asm_switch.
7641 (ASM_OUTPUT_REG_POP): Likewise.
7642 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7643 Use mips_pop_asm_switch.
7644 (mips_asm_switch): New structure.
7645 (set_noreorder, set_nomacro): Replace with...
7646 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7647 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7648 instead of set_nomacro.
7649 (fix_truncsfsi2_macro): Likewise.
7650 (cprestore): Likewise.
7651 (hazard): Use mips_noreorder instead of set_noreorder.
7652 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7654 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7656 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7657 from prev_active_insn.
7659 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7661 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7662 * config/avr/avr.c (avr_override_options): Initialize
7663 avr_current_arch variable.
7664 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7665 __AVR_HAVE_16BIT_SP__ according to the device type.
7666 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7668 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7669 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7671 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7674 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7675 generating inlined subroutine die only. We shouldn't be
7676 called for anything else.
7677 (gen_block_die): Don't generate inline subroutine debug info for
7680 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7682 * graphite-poly.c (print_pbb): Print PBB index.
7684 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7687 * graphite-interchange.c (ppl_max_for_le): Moved...
7688 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7689 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7690 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7691 * graphite-ppl.h (ppl_max_for_le): Declared.
7693 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7695 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7696 supported on all platforms.
7697 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7698 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7699 * c-pragma.c: Likewise.
7700 * target-def.h (TARGET_INITIALIZER): Remove
7701 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7702 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7704 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7706 * config/ia64/fde-vms.c: New file.
7707 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7708 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7709 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7710 (uw_frame_state_for): Only register a personality routine if it is
7711 known to be compatible with our expectations.
7712 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7713 Declare unw_table_entry stack variable and
7714 mod all calls to _Unwind_FindTableEntry to add arg.
7715 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7716 (_Unwind_FindTableEntry): Add arg to prototype.
7718 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7720 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7721 field 'signal_pfs_loc'.
7722 (uw_frame_state_for): Remove duplicate code dealing with leaf
7723 procedures without unwind info.
7724 If in the frame after unwinding through a signal handler, restore
7725 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7726 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7727 'pfs_loc' to the AR.PFS location in the signal context; instead
7728 set 'signal_pfs_loc'.
7729 Manually generate the unwind info for the AR.PFS register.
7730 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7731 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7732 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7733 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7734 instead set 'signal_pfs_loc'.
7735 Remove code preventing the AR.PFS register from being restored
7736 from the signal context.
7738 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7739 Tristan Gingold <gingold@adacore.com>
7741 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7742 * config/ia64/t-vms: New file.
7743 * config/ia64/vms64.h: New file.
7744 * config/ia64/vms.h: New file.
7745 * config/ia64/vms-crtinit.asm: New file.
7746 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7747 * config/ia64/vms-unwind.h: New file.
7749 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7751 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7754 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7757 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7759 * real.h (do_mpc_arg2): ... here.
7760 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7763 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7765 * final.c (add_debug_prefix_map): Don't use GC memory for
7766 old_prefix and new_prefix.
7768 2009-08-14 Richard Guenther <rguenther@suse.de>
7770 * ipa-prop.c (compute_complex_pass_through): If we cannot
7771 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7773 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7775 * c-lex.c (c_lex_with_flags): Increase size of local variable
7776 to avoid memory clobber.
7778 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7781 * config/i386/i386.c (ix86_fp_comparison_strategy):
7782 Only enable/disable sahf at function granularity.
7784 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7786 PR rtl-optimization/41064
7787 * reload1.c (reload_as_needed): Don't call extract_insn
7788 for known invalid replacements after calling
7789 validate_replace_rtx_group and verify_changes.
7791 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7794 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7795 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7796 ix86_expand_fp_vcond.
7797 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7798 Assert that operation is supported by ix86_expand_int_vcond.
7799 (vcondu<SSEMODE124C8:mode>): Ditto.
7801 2009-08-13 DJ Delorie <dj@redhat.com>
7803 * config/i386/djgpp-stdint.h: New.
7804 * config.gcc (djgpp): Use it.
7806 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7808 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7809 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7811 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7813 * tree-ssa-loop-prefetch.c
7814 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7815 for long-stride pruning.
7816 (compute_miss_rate): New function to compute the probability
7817 that two memory references access different cache lines.
7819 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7821 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7823 2009-08-13 Richard Guenther <rguenther@suse.de>
7826 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7827 use the constant pointer type.
7828 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7829 of CV qualifiers on the target pointer type.
7830 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7831 conversion check before restrict check.
7833 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7836 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7838 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7840 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7842 2009-08-12 Richard Guenther <rguenther@suse.de>
7844 PR tree-optimization/41011
7845 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7846 and reference constructing.
7848 2009-08-12 Xinliang David Li <davidxl@google.com>
7850 PR tree-optimization/41012
7851 * tree-flow.h : New external interface.
7852 * gimple-low.c (check_call_arg): Change to public function.
7853 Remove argument mismatch check in lowering.
7854 * tree-inline.h (tree_can_inline_p): Interface change.
7855 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7857 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7858 Call change to tree_can_inline_p function.
7859 (cgraph_decide_inlining_incrementally): Ditto.
7861 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7863 PR tree-optimization/41031
7864 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7865 on the partition variable rather than promote_mode on the source
7866 type. Assert that the partition variable's type has the same
7867 mode as the source value's.
7869 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7871 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7872 for for_return == 2.
7873 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7875 * calls.c (expand_call): Fix typo.
7876 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7878 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7880 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7881 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7882 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7883 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7885 2009-08-12 Andrew Haley <aph@redhat.com>
7887 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7889 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7892 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7894 2009-08-12 Richard Guenther <rguenther@suse.de>
7896 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7897 * gimplify.c (gimplify_modify_expr): Do not use
7898 lang_hooks.types_compatible_p.
7899 * tree-ssa.c (useless_type_conversion_p): For aggregates
7900 just return false if the canonical types differ.
7902 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7905 * sese.c (convert_for_phi_arg): New.
7906 (add_guard_exit_phis): Use convert_for_phi_arg.
7908 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7910 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7911 unknown subscript upper bounds.
7913 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7914 Pranav Garg <pranav.garg2107@gmail.com>
7916 * graphite-interchange.c (gather_access_strides): Removed.
7917 (ppl_max_for_le): New.
7918 (build_linearized_memory_access): New.
7919 (memory_stride_in_loop): New.
7920 (pbb_interchange_profitable_p): Reimplemented.
7921 * graphite-ppl.h (ppl_new_id_map): New.
7922 (ppl_interchange): New.
7924 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7926 * graphite-interchange.c (compute_subscript): Removed.
7927 (compute_array_size_cstr): Removed.
7928 (compute_array_size_poly): Removed.
7929 (compute_array_size): Removed.
7930 (gather_access_strides_poly): Removed.
7931 (gather_access_strides): Empty.
7933 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7935 * graphite-dependences.c (dependence_polyhedron_1): Replace
7936 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7937 (graphite_legal_transform_dr): Same.
7938 (graphite_carried_dependence_level_k): Same.
7939 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7940 Initialize PDR_NB_SUBSCRIPTS.
7941 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7943 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7944 (PDR_NB_SUBSCRIPTS): New.
7945 (pdr_nb_subscripts): Removed.
7946 (pdr_dim): Simplified.
7947 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7948 with PDR_NB_SUBSCRIPTS.
7950 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7952 * graphite-interchange.c (compute_array_size): Remove use of
7954 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7955 Do not initialize PDR_DATA_CONTAINER.
7956 (print_pdr): Do not print PDR_DATA_CONTAINER.
7957 * graphite-poly.h (struct poly_dr): Remove data_container field.
7958 (PDR_DATA_CONTAINER): Removed.
7959 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7961 (build_poly_dr): Same.
7963 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7964 Sebastian Pop <sebastian.pop@amd.com>
7966 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7967 copy of the dependence polyhedron. Free the temporary objects.
7968 (graphite_carried_dependence_level_k): Free unused objects before
7971 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7973 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7974 Early return without analyzing the data dependences if no
7975 transform has been done. Call restore_scattering if the transform
7977 (graphite-interchange.c): Same.
7978 * graphite-poly.c (print_scattering_function): Test for
7980 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7981 (apply_poly_transforms): Do not gcc_assert that
7982 the transform is legal.
7983 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7984 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7985 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7986 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7987 * graphite-poly.h (struct poly_scattering): New.
7988 (struct poly_bb): Add original, transformed, and saved fields.
7989 Remove transformed_scattering, original_scattering,
7990 nb_local_variables and nb_scattering_transform fields.
7991 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7992 (poly_scattering_new): New.
7993 (poly_scattering_free): New.
7994 (poly_scattering_copy): New.
7995 (store_scattering_pbb): New.
7996 (store_scattering): New.
7997 (restore_scattering_pbb): New.
7998 (restore_scattering): New.
7999 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8000 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8002 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8004 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8007 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8009 * Makefile.in (graphite.o): Depends on PREDICT_H.
8010 * graphite.c: Include predict.h.
8011 (graphite_finalize): Call tree_estimate_probability.
8012 * predict.c (predict_loops): Do not call scev_initialize and
8014 (tree_estimate_probability_bb): New.
8015 (tree_estimate_probability): Do not initialize loops: move that
8016 code to the driver. Call tree_estimate_probability_bb.
8017 (tree_estimate_probability_driver): New.
8018 (pass_profile): Use tree_estimate_probability_driver.
8019 * predict.h (tree_estimate_probability): Declared.
8021 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8023 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8024 * graphite-dependences.c (graphite_legal_transform): Add time to
8025 TV_GRAPHITE_DATA_DEPS.
8026 (dependency_between_pbbs_p): Same.
8027 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8029 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8031 PR rtl-optimization/41033
8032 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8033 aliasing is disabled.
8035 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8037 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8038 si_mask_operand, and_load_operand, low_bitmask_operand,
8039 and_reg_operand, and_operand): New predicates.
8040 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8041 * config/mips/mips.c (and_operands_ok): New function.
8042 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8043 * config/mips/mips.md (move_type): Add ext_ins and logical.
8044 (type): Handle them.
8045 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8046 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8047 shift_shift. Remove commutative constraint modifier.
8048 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8050 (*clear_upper32_dext): Remove define_insn_and_split.
8051 (*clear_upper32): Turn this define_insn_and_split ...
8052 (splitter for ANDing register with 0xffff_ffff): .. into this.
8054 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8056 * combine.c (try_widen_shift_mode): Factor out code to check if an
8057 integer constant is a low-order bitmask from here ...
8058 * rtlanal.c (low_bitmask_len): ... to here.
8059 * rtl.h (low_bitmask_len): Declare.
8061 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8064 * config/alpha/alpha.md (addsi3): Remove expander.
8065 (addsi3): Rename from *addsi3_internal insn pattern.
8066 (subsi3): Remove expander.
8067 (subsi3): Rename from *subsi3_internal insn pattern.
8069 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8071 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8074 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8075 Eric Botcazou <botcazou@adacore.com>
8076 Douglas B Rupp <rupp@gnat.com>
8078 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8079 that records that fit in 64 bits are returned by immediate value,
8080 as required by OpenVMS Calling Standard.
8081 (function_value): Adjust for above modification.
8082 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8083 virtual_incoming_args_rtx as base object, not next_arg.
8084 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8086 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8088 * reload.c (find_reloads_subreg_address): Check the original
8089 req_equiv_mem address to detect the case where an address is
8090 not valid in the outer mode.
8092 2009-08-11 Richard Guenther <rguenther@suse.de>
8095 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8097 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8099 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8100 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8102 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8103 Douglas B Rupp <rupp@gnat.com>
8105 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8106 PT_STACK when frame_pointer_needed on OpenVMS.
8107 (alpha_pv_save_size, alpha_using_fp): Remove.
8108 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8109 with proper processing for PT_NULL.
8110 (alpha_vms_initial_elimination_offset): New function. Support for
8111 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8112 (alpha_sa_size): Force procedure type to PT_STACK when
8113 frame_pointer_needed on OpenVMS.
8114 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8115 (alpha_using_fp): Likewise.
8116 (alpha_vms_can_eliminate): Add prototype.
8117 (alpha_vms_initial_elimination_offset): Likewise.
8118 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8119 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8121 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8122 Douglas B Rupp <rupp@gnat.com>
8124 * config/alpha/alpha.c (common_object_handler): New function.
8125 (vms_attribute_table): Declare a single attribute "common_object".
8126 (vms_output_aligned_decl_common): New global function.
8127 (SECTION_VMS_OVERLAY): Delete.
8128 (SECTION_VMS_GLOBAL): Likewise.
8129 (SECTION_VMS_INITIALIZE): Likewise.
8130 (vms_asm_named_section): Remove support for above flags.
8131 (vms_section_type_flags): Delete.
8132 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8133 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8134 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8135 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8137 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8140 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8141 (sub_ddmmss): Likewise.
8143 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8146 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8149 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8152 * reload1.c (reload_as_needed): Use cancel_changes to completely
8153 undo a failed replacement attempt.
8155 2009-08-10 Richard Guenther <rguenther@suse.de>
8158 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8159 (useless_type_conversion_p): ... here. Require pointer targets
8162 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8165 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8166 loose the original type of the statement list.
8168 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8170 * config/alpha/alpha.c: Include libfuncs.h
8171 (avms_asm_output_extern): New function.
8172 (alpha_init_libfuncs): Init some decc libfuncs.
8173 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8174 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8175 (DO_CRTL_NAMES): Define.
8177 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8178 (LONG_TYPE_SIZE): Define.
8179 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8180 (SUBTARGET_SWITCHES): Define malloc64 switch.
8181 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8182 (MASK_RETURN_ADDR): Define.
8183 doc/invoke.texi (mmalloc64): Document switch.
8185 2009-08-09 Olivier Hainque <hainque@adacore.com>
8186 Douglas B Rupp <rupp@gnat.com>
8188 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8189 uses_condition_handler.
8190 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8191 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8192 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8193 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8194 (code_for_builtin): New insn codes for the new alpha_builtins.
8195 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8196 (alpha_sa_size): Account for uses_condition_handler.
8197 (alpha_expand_prologue): Likewise.
8198 (alpha_start_function): Likewise.
8199 (alpha_expand_epilogue): Likewise.
8200 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8201 establish/revert expanders.
8202 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8203 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8204 New expander, resorting to the alpha.c associated function.
8205 (builtin_revert_vms_condition_handler): Likewise.
8206 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8207 __gcc_shell_handler, the static VMS condition handler used as
8208 an indirection wrapper to the current dynamically established
8210 * config/alpha/vms-unwind.h: Complete rewrite.
8211 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8212 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8214 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8215 Douglas B Rupp <rupp@gnat.com>
8217 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8218 (alpha_need_linkage): Handle aliases. Return function symbol.
8219 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8220 Use ultimate alias target for the linkage name.
8221 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8222 by alpha_need_linkage for the function symbol.
8223 (setmemdi): Likewise.
8225 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8227 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8228 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8229 (ASM_WEAKEN_LABEL): Define.
8230 (CRT_CALL_STATIC_FUNCTION): Define.
8231 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8232 (ENDFILE_SPEC): Define.
8233 (INIT_SECTION_ASM_OP): Define.
8234 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8235 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8237 (MULTILIB_OSDIRNAMES): Define.
8238 (shlib_version): Define.
8239 (SHLIB_EXT): Define.
8240 (SHLIB_OBJS): Define.
8241 (SHLIB_NAME): Define.
8242 (SHLIB_MULTILIB): Define.
8243 (SHLIB_INSTALL): Define.
8244 (SHLIB_SYMVEC): Define.
8245 (SHLIB_SYMVECX2): Define.
8246 (SHLIB_LINK): Define.
8248 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8250 * config/alpha/alpha.c (alpha_initialize_trampoline):
8251 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8252 (alpha_start_function): Emit transfer address on nested functions
8253 for VMS trampoline call.
8254 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8255 since no longer used.
8256 * config/alpha/vms-tramp.asm: Remove.
8257 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8258 since now only data initialized at runtime.
8260 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8262 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8263 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8264 (MD_EXEC_PREFIX): Remove, no longer used.
8265 (MD_STARTFILE_PREFIX): Likewise.
8266 (INCLUDE_DEFAULTS): Likewise.
8267 * config/alpha/t-vms:
8268 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8270 2009-08-09 Richard Guenther <rguenther@suse.de>
8272 PR tree-optimization/41016
8273 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8274 (operand_precision): Remove.
8275 (integral_operand_p): Likewise.
8276 (recognize_single_bit_test): Adjust.
8278 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8280 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8281 operation overflows. Likewise non-cast unary arithmetic.
8282 If one arm of a conditional expression is always taken,
8283 inhibit evaluation warnings for the other arm. Likewise inhibit
8284 evaluation warnings for the second && or || operand if the first
8285 operand is enough to determine the result.
8286 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8288 (build_binary_op): Prevent duplicate evaluation warnings.
8290 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8292 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8293 and destination have different modes, Use promote_mode to
8294 determine the signedness of the conversion. Assert that the
8295 promoted source mode matches the destination mode. Don't pass
8296 the destination and destination mode to expand_expr if the source
8297 mode is different. Simplify conversion logic.
8299 2009-08-09 Ira Rosen <irar@il.ibm.com>
8301 PR tree-optimization/41008
8302 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8303 from condition only in case it's a comparison. Adjust checks.
8305 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8307 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8308 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8309 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8310 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8311 (dump_cand): Handle them.
8312 (struct iv_cand): New members COST_STEP and AINC_USE.
8313 (stmt_after_increment): Likewise.
8314 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8315 callers changed. Use gimple_uid comparison instead of scanning.
8316 (add_candidate_1): When looking for identical candidates, take
8317 AINC_USE into account. Set it for new candidates.
8318 (force_expr_to_var_cost): Cast target_spill_cost to int.
8319 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8320 All callers changed. Check for availability of autoinc addressing
8321 modes, both in general for a given mode, and in the specific use case.
8322 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8324 (get_computation_cost): Likewise.
8325 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8326 add_autoinc_candidates): New static functions.
8327 (add_candidate): Call add_autoinc_candidates for candidates based on
8329 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8330 (determine_use_iv_cost_address): If we have an autoinc candidate at
8331 the matching use, verify autoinc is possible and subtract the cost
8332 of the candidate's step from the cost.
8333 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8334 member of the candidate.
8335 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8336 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8338 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8340 * config.build (ia64-hp-*vms*): New target.
8341 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8343 * config.gcc (ia64-hp-*vms*): New target.
8344 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8346 * config.host (ia64-hp-*vms*): New target.
8347 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8350 2009-08-08 Richard Guenther <rguenther@suse.de>
8352 PR tree-optimization/40991
8353 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8355 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8357 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8358 mode check. Do truncations in an integer mode.
8359 (force_to_mode): Handle subregs for all mode types. Only do
8360 arithmetic simplifications on integer modes.
8362 2009-08-07 Richard Guenther <rguenther@suse.de>
8364 PR tree-optimization/40999
8365 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8366 (maybe_fold_reference): Lookup constant initializers.
8367 (fold_gimple_assign): Likewise.
8369 2009-08-07 Richard Guenther <rguenther@suse.de>
8371 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8372 that require structural equality defer to the langhook.
8374 2009-08-07 Martin Jambor <mjambor@suse.cz>
8376 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8378 (struct ipa_pass_through_data): New type.
8379 (struct ipa_ancestor_jf_data): New type.
8380 (union jump_func_value): Removed field formal_id, added fields
8381 pass_through and ancestor.
8382 (struct ipa_param_call_note): Changed type of formal_id to int from
8384 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8385 operations jump functions and ancestor jump functions.
8386 (compute_complex_pass_through): New function.
8387 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8388 reflect changes in the jump function strucutre.
8389 (update_jump_functions_after_inlining): Ignore complex pass-through
8390 and ancestor jump functions.
8391 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8392 polynomial pass-through with operation jump functions.
8394 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8396 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8397 fde->dw_fde_begin as begin label instead of hot/cold label.
8398 Use LLSDAC label instead of LLSDA for second section lsda.
8399 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8400 label instead of LLSDA if it is true.
8401 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8403 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8404 SECTION argument. Use it as index into crtl->eh.call_site_record
8406 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8407 use it to determine how to print table entries instead of using
8408 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8409 label instead of normal begin label as base.
8410 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8411 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8412 ensure no EH range spans between sections and that landing pads
8413 are always in the corresponding section.
8414 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8415 for crtl->eh.call_site_record being an array rather than scalar.
8416 (output_one_function_exception_table): New function, copied
8417 from output_function_exception_table. Adjust
8418 dw2_size_of_call_site_table, dw2_output_call_site_table
8419 callers. For SECOND section use *C suffixed labels.
8420 (output_function_exception_table): Call
8421 output_one_function_exception_table and, when doing hot/cold
8422 partitioning, also another time for the second section.
8423 * opts.c: Include except.h.
8424 (decode_options): Allow -freorder-blocks-and-partition with
8425 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8426 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8427 * function.h (struct rtl_eh): Change call_site_record from
8428 scalar into array of 2 elements.
8430 2009-08-07 Martin Jambor <mjambor@suse.cz>
8432 * ipa-prop.c (count_formal_params_1): New function.
8433 (ipa_get_vector_of_formal_parms): New function.
8434 (get_vector_of_formal_parm_types): New function.
8435 (ipa_modify_formal_parameters): New function.
8436 (ipa_modify_call_arguments): New function.
8437 (index_in_adjustments_multiple_times_p): New function.
8438 (ipa_combine_adjustments): New function.
8439 (ipa_dump_param_adjustments): New function.
8440 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8441 (ipa_get_vector_of_formal_parms): Declare.
8442 (ipa_modify_formal_parameters): Declare.
8443 (ipa_modify_call_arguments): Declare.
8444 (ipa_combine_adjustments): Declare.
8445 (ipa_dump_param_adjustments): Declare.
8446 (build_ref_for_offset): Declare.
8447 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8448 * tree-sra.c: Include ipa-prop.c.
8449 (build_ref_for_offset): Make public.
8451 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8453 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8455 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8457 * gcc/doc/extend.texi (__builtin_extract_return_address)
8458 (__builtin_frob_return_address): Document.
8460 2009-08-06 Paul Brook <paul@codesourcery.com>
8462 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8463 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8464 implementation on ARMv6-M.
8466 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8468 * doc/extend.texi (pcs): Document new attribute for ARM.
8470 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8472 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8475 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8477 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8480 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8482 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8484 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8486 Merge ARM/hard_vfp_branch to trunk.
8488 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8490 * arm.c (libcall_eq): New function.
8491 (libcall_hash): New function.
8492 (add_libcall): New function.
8493 (arm_libcall_uses_aapcs_base): New function.
8494 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8495 libcalls using the base PCS.
8496 (arm_init_cumulative_args): Likewise.
8498 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8500 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8501 Use base ABI for conversion libfuncs between HFmode and SFmode.
8503 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8505 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8506 V4SImode as representatives of all 64-bit and 128-bit vector
8507 types. Allow vector types without vector modes.
8508 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8509 without vector modes like BLKmode.
8510 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8511 BLKmode. Avoid unsupported vector modes or TImode moves for
8513 (aapcs_vfp_allocate_return_reg): Likewise.
8514 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8515 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8517 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8519 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8520 (arm_get_pcs_model): Pass attribute arguments to
8521 arm_pcs_from_attribute.
8522 (arm_init_cumulative_args): Use base AAPCS for conversions from
8523 floating-point types to DImode.
8524 (arm_attribute_table): Add pcs attribute.
8525 (arm_handle_pcs_attribute): New.
8526 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8527 conversions from floating-point types to DImode, also declare them
8528 to use base AAPCS and declare functions they call to use base
8529 AAPCS and their RTABI names.
8531 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8533 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8534 -mfloat-abi=hard not being supported for VFP.
8536 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8538 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8539 SYMBOL_REF to hard_libcall_value.
8541 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8542 Richard Earnshaw <rearnsha@arm.com>
8544 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8545 has been put on the stack, all remaining co-processory arguments for
8546 that co-processor also go on the stack.
8548 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8550 * config/arm/arm.c (arm_return_in_memory): Handle returning
8551 vectors of suitable size in registers also for AAPCS case.
8553 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8555 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8557 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8559 ARM Hard-VFP calling convention
8560 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8561 * target.h (gcc_target): Add libcall_value to table of call hooks.
8562 * targhooks.h (default_libcall_value): Default implementation.
8563 * targhooks.c (default_libcall_value): Likewise.
8564 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8565 * optabs.c (expand_unop): Use it.
8566 * expr.h (hard_libcall_value): Pass the function RTX through.
8567 * calls.c (emit_library_call_value_1): Update call to
8569 * explow.c (hard_libcall_value): Use new target hook.
8570 * testsuite/lib/target-supports.exp
8571 (check_effective_target_arm_hard_vfp_ok): New hook.
8572 (check_effective_target_arm_neon_ok): Improve test for neon
8574 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8575 * config/arm/arm.c: Include cgraph.h
8576 (TARGET_FUNCTION_VALUE): Override default hook.
8577 (arm_pcs_default): New variable.
8578 (arm_override_options): Don't fault hard calling convention with VFP.
8579 Add support for AAPCS variants.
8580 (arm_function_value): Make static. Handle AAPCS variants.
8581 (arm_libcall_value): New function.
8582 (arm_apply_result_size): Handle VFP registers in results.
8583 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8585 (pcs_attribute_args): New variable.
8586 (arm_pcs_from_attribute): New function.
8587 (arm_get_pcs_model): New function.
8588 (aapcs_vfp_cum_init): New function.
8589 (aapcs_vfp_sub_candidate): New function.
8590 (aapcs_vfp_is_return_candidate): New function.
8591 (aapcs_vfp_is_call_candidate): New function.
8592 (aapcs_vfp_allocate): New function.
8593 (aapcs_vfp_allocate_return_reg): New function.
8594 (aapcs_vfp_advance): New function.
8595 (aapcs_cp_arg_layout): New variable.
8596 (aapcs_select_call_coproc): New function.
8597 (aapcs_select_return_coproc): New function.
8598 (aapcs_allocate_return_reg): New function.
8599 (aapcs_libcall_value): New function.
8600 (aapcs_layout_arg): New function.
8601 (arm_init_cumulative_args): Initialize AAPCS args data.
8602 (arm_function_arg): Handle AAPCS variants using new interface.
8603 (arm_arg_parital_bytes): Likewise.
8604 (arm_function_arg_advance): New function.
8605 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8606 calling conventions.
8607 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8608 * arm.h (NUM_VFP_ARG_REGS): Define.
8609 (LIBCALL_VALUE): Update.
8610 (FUNCTION_VALUE): Delete.
8611 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8612 (arm_pcs): New enum.
8613 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8614 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8615 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8616 * arm-protos.h (arm_function_arg_advance): Add.
8617 (aapcs_libcall_value): Add.
8618 (arm_function_value): Delete.
8620 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8621 H.J. Lu <hongjiu.lu@intel.com>
8624 * config/i386/i386.c (standard_sse_mode_p): Remove.
8625 (standard_sse_constant_p): Return 2 for integer mode
8626 vector_all_ones_operand when SSE2 is enabled.
8627 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8628 (ix86_expand_vector_move): Do not check for negative values from
8629 standard_sse_constant_p.
8631 2009-08-06 Richard Guenther <rguenther@suse.de>
8633 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8634 array type comparisons frontend independent.
8635 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8637 out array reference lower bound and element size operands.
8638 (ao_ref_init_from_vn_reference): Properly compute the offset
8639 for ARRAY_RANGE_REF.
8640 (vn_reference_fold_indirect): Fill out array reference lower
8641 bound and element size operands.
8642 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8643 a non gimple valued reference operand which can happen for
8644 array reference lower bound or element size.
8645 (create_component_ref_by_pieces_1): Properly generate the
8646 element size operand for array references.
8648 2009-08-06 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/40964
8651 * tree.c (iterative_hash_host_wide_int): Export.
8652 * tree.h (iterative_hash_host_wide_int): Declare.
8653 * tree-ssa-structalias.c (heapvar_map): New struct.
8654 (heapvar_map_eq): New function.
8655 (heapvar_map_hash): Likewise.
8656 (heapvar_lookup): Adjust.
8657 (heapvar_insert): Likewise.
8658 (make_constraint_from_heapvar): Allow multiple heap variables
8659 per decl at different offsets.
8660 (init_alias_heapvars): Adjust.
8662 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8664 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8665 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8666 trailing sync if TARGET_SYNC_AFTER_SC.
8668 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8670 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8671 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8672 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8673 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8674 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8675 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8676 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8677 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8678 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8679 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8680 the prototype declaration match the definition.
8681 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8682 instructions explicitly. Add barrier_before and operands
8684 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8685 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8686 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8687 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8688 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8689 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8691 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8693 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8695 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8696 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8699 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8702 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8704 PR rtl-optimization/40924
8705 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8706 make sure canon_rtx (mem_address) isn't simpler than
8707 canon_rtx (expanded_mem_address).
8709 2009-08-05 Li Feng <nemokingdom@gmail.com>
8711 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8713 (build_scop_drs): Build alias set for each SCoP.
8715 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8717 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8718 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8719 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8720 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8721 (BASE_DRIVER_SELF_SPECS): Likewise.
8723 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8725 * tree-ssa-alias.c: Fix some comment typos.
8727 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8729 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8730 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8732 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8735 * simplify-rtx.c (simplify_binary_operation_1): Disable
8736 simplifications for decimal float operations.
8738 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8741 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8742 operand of INDIRECT_REF.
8744 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8746 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8747 constants referencing TLS symbols.
8749 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8751 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8752 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8754 2009-08-03 Richard Guenther <rguenther@suse.de>
8756 * tree.c (make_vector_type): Build a main variant first,
8757 get the canonical one and then build the variant.
8758 * tree-ssa.c (useless_type_conversion_p_1): Handle
8760 (useless_type_conversion_p): Conversions to pointers to
8761 incomplete record types are useless.
8763 2009-08-03 Richard Guenther <rguenther@suse.de>
8765 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8766 file will be created.
8767 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8768 * toplev.c (compile_file): Adjust comment.
8770 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8772 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8773 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8774 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8775 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8776 (sh_promote_function_mode): Fix typo.
8778 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8780 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8782 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8784 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8785 declaration arguments.
8787 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8790 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8791 (ix86_split_ashl): Ditto.
8792 (ix86_expand_vector_init_one_nonzero): Ditto.
8793 (ix86_expand_vector_set): Ditto.
8794 (ix86_expand_reduc_v4sf): Ditto.
8796 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8798 * explow.c (promote_function_mode): Remove assert.
8799 * config/sh/sh.c (sh_promote_function_mode): Declare.
8801 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8803 * config/pa/pa.c (pa_promote_function_mode): Declare.
8804 Change to static. Fix promote_mode call.
8806 * gthr-dce.h (CONST_CAST2): Define if not defined.
8807 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8809 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8811 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8813 * expr.c (store_constructor): Use promote_decl_mode. Remove
8814 now write-only variable unsignedp.
8815 (expand_expr_real_1): Use promote_decl_mode.
8816 * expr.h (promote_function_mode, promote_decl_mode): New.
8817 (promote_mode): Remove last argument.
8818 * function.c (assign_temp): Drop last argument of promote_mode.
8819 (assign_parm_find_data_types): Use promote_function_mode.
8820 (assign_parm_setup_reg): Likewise.
8821 (expand_function_end): Use promote_function_mode.
8822 * calls.c (initialize_argument_information): Use promote_function_mode.
8823 (precompute_arguments): Use promote_mode instead of checking if
8824 only PROMOTE_FUNCTION_MODE is defined.
8825 (expand_call): When making sibcall decisions, use promote_function_mode.
8826 Below, remove an if for targetm.calls.promote_function_return and
8827 and use promote_function_mode.
8828 (emit_library_call_value_1): Use promote_function_mode, fix bug
8829 where promote_mode was passed FOR_CALL == 0 for a return value in an
8831 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8832 * explow.c (promote_function_mode, promote_decl_mode): New.
8833 (promote_mode): Keep only the FOR_CALL == 0 case.
8834 * combine.c (setup_incoming_promotion): Remove test of
8835 promote_function_args. Use promote_function_mode.
8836 * stmt.c (expand_value_return): Use promote_decl_mode.
8837 (expand_decl): Use promote_decl_mode.
8839 * expr.c (store_constructor): Use promote_decl_mode. Remove
8840 now write-only variable unsignedp.
8841 (expand_expr_real_1): Use promote_decl_mode.
8842 * expr.h (promote_function_mode, promote_decl_mode): New.
8843 (promote_mode): Remove last argument.
8844 * function.c (assign_temp): Drop last argument of promote_mode.
8845 (assign_parm_find_data_types): Use promote_function_mode.
8846 (assign_parm_setup_reg): Likewise.
8847 (expand_function_end): Use promote_function_mode.
8848 * calls.c (initialize_argument_information): Use promote_function_mode.
8849 (precompute_arguments): Use promote_mode instead of checking if
8850 only PROMOTE_FUNCTION_MODE is defined.
8851 (expand_call): When making sibcall decisions, use promote_function_mode.
8852 Below, remove an if for targetm.calls.promote_function_return and
8853 and use promote_function_mode.
8854 (emit_library_call_value_1): Use promote_function_mode, fix bug
8855 where promote_mode was passed FOR_CALL == 0 for a return value in an
8857 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8858 * explow.c (promote_function_mode, promote_decl_mode): New.
8859 (promote_mode): Keep only the FOR_CALL == 0 case.
8860 * combine.c (setup_incoming_promotion): Remove test of
8861 promote_function_args. Use promote_function_mode.
8862 * stmt.c (expand_value_return): Use promote_decl_mode.
8863 (expand_decl): Use promote_decl_mode.
8865 * explow.c (promote_function_mode): Just call the target hook.
8866 * targhooks.c (default_promote_function_mode,
8867 default_promote_function_mode_always_promote): New.
8868 * targhooks.h (default_promote_function_mode,
8869 default_promote_function_mode_always_promote): Declare.
8870 * target.h (promote_function_args, promote_function_return): Remove.
8871 (promote_function_mode): New.
8872 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8873 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8874 (TARGET_PROMOTE_FUNCTION_MODE): New.
8875 (TARGET_CALLS): Adjust.
8876 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8877 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8879 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8880 * config/s390/s390.c (s390_promote_function_mode): ... here,
8881 with pointer handling.
8882 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8883 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8885 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8886 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8887 with pointer handling.
8888 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8889 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8891 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8892 * config/sh/sh.c (sh_promote_function_mode): New.
8893 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8894 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8896 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8897 * config/cris/cris.c (cris_promote_function_mode): ... here.
8898 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8899 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8901 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8902 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8903 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8904 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8906 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8907 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8908 complex type handling.
8909 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8910 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8912 * config/pa/pa.c (pa_promote_function_mode): New.
8913 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8914 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8916 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8917 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8918 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8919 * config/xtensa/xtensa.c: Likewise.
8920 * config/stormy16/stormy16.c: Likewise.
8921 * config/iq2000/iq2000.c: Likewise.
8922 * config/rs6000/rs6000.c: Likewise.
8923 * config/picochip/picochip.c: Likewise.
8924 * config/arc/arc.c: Likewise.
8925 * config/mcore/mcore.c: Likewise.
8926 * config/score/score.c: Likewise.
8927 * config/mips/mips.c: Likewise.
8928 * config/bfin/bfin.c: Likewise.
8929 * config/ia64/ia64.c: Likewise (disabled though).
8931 * config/frv/frv.h: Remove pointless remark.
8933 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8934 TARGET_PROMOTE_FUNCTION_ARGS,
8935 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8936 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8938 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8940 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8941 -floop-parallelize-all.
8942 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8943 flag_loop_parallelize_all.
8944 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8945 * graphite.c (graphite_transform_loops): Same.
8947 * graphite-poly.c (apply_poly_transforms): Same.
8949 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8951 PR tree-optimization/40914
8952 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8953 if set, then check the delta field of the PMF record.
8954 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8955 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8956 call is stored in the delta.
8958 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8960 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8962 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8964 * config/i386/bsd.h (ASM_BYTE): New define.
8965 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8966 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8967 .byte. Use fputs or putc instead of fprintf where appropriate.
8968 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8969 fputs or putc instead of fprintf where appropriate.
8970 * config/i386/i386elf.h: Ditto.
8971 * config/i386/sysv4.h: Ditto.
8973 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8974 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8975 (*tls_global_dynamic_64): Ditto.
8977 2009-07-31 Christian Bruel <christian.bruel@st.com>
8979 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8981 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8983 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8984 Remove dead code for MINUS.
8986 2009-07-31 Anthony Green <green@moxielogic.com>
8988 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8990 (moxie_expand_epilogue): Ditto for epilogue.
8991 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8993 (moxie_function_arg): Ditto.
8994 (moxie_pass_by_reference): Ditto.
8995 (moxie_arg_partial_bytes): Ditto.
8996 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8997 (FUNCTION_ARG_ADVANCE) Ditto.
8998 (REG_PARM_STACK_SPACE) Ditto.
8999 (FUNCTION_ARG_REGNO_P) Dito.
9001 * config.gcc: Add moxie linux config support.
9002 * gcc/config/moxie/uclinux.h: New file.
9004 2009-07-31 DJ Delorie <dj@redhat.com>
9006 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9007 (UNSPECV_SP_SWITCH_E): New.
9008 (sp_switch_1): Change to an unspec.
9009 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9011 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9012 reference the new stack's address
9014 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9016 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9017 graphite-clast-to-gimple.o, graphite-dependences.o,
9018 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9019 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9020 (graphite-blocking.o,
9021 graphite-clast-to-gimple.o, graphite-dependences.o,
9022 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9023 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9024 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9025 * cfgloop.h (struct loop): Add can_be_parallel field.
9026 * common.opt (fgraphite-identity): Moved up.
9027 (fgraphite-force-parallel): New flag.
9028 * graphite.c: Rewrite.
9029 * graphite.h: Rewrite.
9030 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9032 * toplev.c (graphite_out_file): New file descriptor.
9033 (graphite_in_file): New.
9034 (process_options): flag_graphite_force_parallel cannot be used without
9036 * tree-ssa-loop.c: Include toplev.h.
9037 (gate_graphite_transforms): Enable flag_graphite for
9038 flag_graphite_force_parallel.
9040 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9042 * ChangeLog.graphite: New.
9043 * graphite-blocking.c: New.
9044 * graphite-clast-to-gimple.c: New.
9045 * graphite-clast-to-gimple.h: New.
9046 * graphite-dependences.c: New.
9047 * graphite-dependences.h: New.
9048 * graphite-interchange.c: New.
9049 * graphite-poly.c: New.
9050 * graphite-poly.h: New.
9051 * graphite-ppl.c: New.
9052 * graphite-ppl.h: New.
9053 * graphite-scop-detection.c: New.
9054 * graphite-scop-detection.h: New.
9055 * graphite-sese-to-poly.c: New.
9056 * graphite-sese-to-poly.h: New.
9060 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9062 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9063 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9065 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9067 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9068 (scev_is_linear_expression): Return false if the evolution is not
9069 affine multivariate.
9071 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9073 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9074 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9076 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9078 * tree-data-ref.c (debug_data_references): New.
9079 (debug_data_reference): New.
9080 * tree-data-ref.h (debug_data_references): Declared.
9081 (debug_data_reference): Declared.
9083 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9085 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9086 * tree-data-ref.h (scop_p): Removed.
9087 (struct data_reference): Remove field scop.
9089 (stmt_simple_memref_p): Removed.
9091 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9093 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9094 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9097 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9099 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9103 * doc/invoke.texi (-fgraphite-identity): Documented.
9105 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9107 * tree-scalar-evolution.c: Fix comment.
9108 (instantiate_scev_1): Return unknow from scev instantiation if the
9109 result is not above instantiate_below.
9111 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9113 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9114 static anymore. Instantiate the symbols that may have been introduced
9116 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9119 2009-07-30 DJ Delorie <dj@redhat.com>
9121 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9122 .vliw directive to VLIW sections.
9124 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9126 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9128 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9129 (AUTOHEADER): New variable.
9130 ($(srcdir)/cstamp-h.in): Use it.
9132 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9133 Pat Haugen <pthaugen@us.ibm.com>
9134 Revital Eres <ERES@il.ibm.com>
9136 * config/rs6000/vector.md (VEC_F): Add VSX support.
9140 (vector_load_<mode>): Ditto.
9141 (vector_store_<mode>): Ditto.
9142 (vector GPR move split): Ditto.
9143 (vec_reload_and_plus_<mptrsize>): Ditto.
9144 (vec_reload_and_reg_<mptrsize>): Ditto.
9145 (add<mode>3): Ditto.
9146 (sub<mode>3): Ditto.
9147 (mul<mode>3): Ditto.
9148 (neg<mode>2): Ditto.
9149 (abs<mode>2): Ditto.
9150 (smin<mode>3): Ditto.
9151 (smax<mode>3): Ditto.
9152 (vector_eq<mode>): Ditto.
9153 (vector_gt<mode>): Ditto.
9154 (vector_ge<mode>): Ditto.
9155 (vector_gtu<mode>): Ditto.
9156 (vector_select_<mode>_uns): Ditto.
9157 (vector_eq_<mode>_p): Ditto.
9158 (vector_gt_<mode>_p): Ditto.
9159 (vector_ge_<mode>_p): Ditto.
9160 (vector_gtu_<mode>_p): Ditto.
9161 (cr6_test_for_zero): Ditto.
9162 (cr6_test_for_zero_reverse): Ditto.
9163 (cr6_test_for_lt): Ditto.
9164 (cr6_test_for_lt_reverse): Ditto.
9165 (xor<mode>3): Ditto.
9166 (ior<mode>3): Ditto.
9167 (and<mode>3): Ditto.
9168 (one_cmpl<mode>2): Ditto.
9169 (nor<mode>2): Ditto.
9170 (andc<mode>2): Ditto.
9171 (float<VEC_int<mode>2): Ditto.
9172 (unsigned_float<VEC_int><mode>2): Ditto.
9173 (fix_trunc<mode><VEC_int>2): Ditto.
9174 (fixuns_trunc<mode><VEC_int>2): Ditto.
9176 (vec_set<mode>): Ditto.
9177 (vec_extract<mode>): Ditto.
9178 (vec_interleave_highv4sf): Ditto.
9179 (vec_interleave_lowv4sf): Ditto.
9180 (vec_realign_load_<mode>): Ditto.
9181 (vec_shl_<mode>): Ditto.
9182 (vec_shr_<mode>): Ditto.
9183 (div<mode>3): New patterns for VSX.
9184 (vec_interleave_highv2df): Ditto.
9185 (vec_interleave_lowv2df): Ditto.
9186 (vec_pack_trunc_v2df): Ditto.
9187 (vec_pack_sfix_trunc_v2df): Ditto.
9188 (vec_pack_ufix_trunc_v2df): Ditto.
9189 (vec_unpacks_hi_v4sf): Ditto.
9190 (vec_unpacks_lo_v4sf): Ditto.
9191 (vec_unpacks_float_hi_v4si): Ditto.
9192 (vec_unpacks_float_lo_v4si): Ditto.
9193 (vec_unpacku_float_hi_v4si): Ditto.
9194 (vec_unpacku_float_lo_v4si): Ditto.
9195 (movmisalign<mode>): Ditto.
9196 (vector_ceil<mode>2): New patterns for vectorizing math library.
9197 (vector_floor<mode>2): Ditto.
9198 (vector_btrunc<mode>2): Ditto.
9199 (vector_copysign<mode>3): Ditto.
9201 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9202 predicate for setting the high bit in each word, used for copysign.
9204 * config/rs6000/ppc-asm.h (f19): Whitespace.
9205 (f32-f63): Define if VSX.
9206 (v0-v31): Define if Altivec.
9207 (vs0-vs63): Define if VSX.
9209 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9211 * config/rs6000/power7.md: New file, provide tuning parameters for
9214 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9215 (rs6000_cpu_cpp_builtins): Ditto.
9216 (altivec_overloaded_builtins): Ditto.
9217 (altivec_resolve_overloaded_builtin): Ditto.
9219 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9220 debug switch to disable vectorizing simple math builtin
9223 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9224 Vectorize simple math builtin functions.
9225 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9226 hook to vectorize math builtins.
9227 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9228 (rs6000_builtin_conversion): Add VSX/power7 support.
9229 (rs6000_builtin_vec_perm): Ditto.
9230 (vsplits_constant): Add support for loading up a vector constant
9231 with just the high bit set in each part.
9232 (rs6000_expand_vector_init): Add VSX/power7 support.
9233 (rs6000_expand_vector_set): Ditto.
9234 (rs6000_expand_vector_extract): Ditto.
9235 (rs6000_emit_move): Ditto.
9236 (bdesc_3arg): Ditto.
9237 (bdesc_2arg): Ditto.
9238 (bdesc_1arg): Ditto.
9239 (rs6000_expand_ternop_builtin): Ditto.
9240 (altivec_expand_builtin): Ditto.
9241 (rs6000_expand_unop_builtin): Ditto.
9242 (rs6000_init_builtins): Ditto.
9243 (altivec_init_builtins): Ditto.
9244 (builtin_function_type): Ditto.
9245 (rs6000_common_init_builtins): Ditto.
9246 (rs6000_handle_altivec_attribute); Ditto.
9247 (rs6000_mangle_type): Ditto.
9248 (rs6000_vector_mode_supported_p): Ditto.
9249 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9252 * config/rs6000/vsx.md: New file for VSX support.
9254 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9255 identifing values with just the most significant bit set.
9256 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9257 vectorized builtins.
9259 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9260 (UNSPEC_VRFIM): Delete.
9261 (splitter for loading up vector with most significant bit): New
9262 splitter for vectorizing copysign.
9263 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9264 vectorizing simple math functions.
9265 (altivec_vrfip): Add support for vectorizing simple math functions.
9266 (altivec_vrfim): Ditto.
9267 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9269 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9270 (power7.md, vsx.md): Include for power7 support.
9271 (copysigndf3): Use VSX instructions if -mvsx.
9272 (negdf2_fpr): Ditto.
9273 (absdf2_fpr): Ditto.
9274 (nabsdf2_fpr): Ditto.
9275 (adddf3_fpr): Ditto.
9276 (subdf3_fpr): Ditto.
9277 (muldf3_fpr): Ditto.
9278 (divdf3_fpr): Ditto.
9279 (fix_truncdfdi2_fpr): Ditto.
9280 (cmpdf_internal1): Ditto.
9281 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9282 (btruncdf2, btruncdf2_fpr): Ditto.
9283 (ceildf2, ceildf2_fpr): Ditto.
9284 (floordf2, floordf2_fpr): Ditto.
9285 (floatdidf2, floatdidf2_fpr): Ditto.
9286 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9287 (fmsubdf4_fpr): Ditto.
9288 (fnmadddf4_fpr_1): Ditto.
9289 (fnmadddf4_fpr_2): Ditto.
9290 (fnmsubdf4_fpr_1): Ditto.
9291 (fnmsubdf4_fpr_2): Ditto.
9292 (fixuns_truncdfdi2): Add expander for VSX support.
9293 (fix_truncdfdi2): Ditto.
9294 (fix_truncdfsi2): Ditto.
9296 (btruncsf2): Whitespace.
9297 (movdf_hardfloat32): Add support for VSX registers.
9298 (movdf_softfloat32): Ditto.
9299 (movdf_hardfloat64): Ditto.
9300 (movdf_hardfloat64_mfpgpr): Ditto.
9301 (movdf_softfloat64): Ditto.
9302 (movti splitters): Add check for vector registers supporting
9303 TImode in the future.
9304 (bpermd): Add power7 bpermd instruction.
9306 * config/rs6000/altivec.h (vec_div): Define if VSX.
9310 (vec_nearbyint): Ditto.
9313 (all predicates): Use the generic builtin function, and not the V4SF
9314 specific function so that the predicates will work with VSX's V2DF.
9318 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9319 Document new VSX functions and types.
9321 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9324 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9325 "wa", and "j" constraints. Modify "v" to talk about Altivec
9326 instead of just vector.
9328 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9331 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9332 location for phi arguments.
9333 (rewrite_update_phi_arguments): Find locations for reaching defs.
9334 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9335 Add location to add_phi_arg calls.
9336 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9337 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9338 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9339 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9340 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9341 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9342 * tree-phinodes.c (make_phi_node): Initialize location.
9343 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9344 (add_phi_arg): Add location parameter.
9345 (remove_phi_arg_num): Move location when moving phi argument.
9346 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9348 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9349 slpeel_update_phi_nodes_for_guard1,
9350 slpeel_update_phi_nodes_for_guard2,
9351 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9352 vect_loop_versioning): Set locations.
9353 * tree-parloops.c (create_phi_for_local_result,
9354 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9355 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9356 * tree-vect-loop.c (get_initial_def_for_induction,
9357 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9359 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9360 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9361 (gimple_phi_arg_set_location): New. Set locus.
9362 (gimple_phi_arg_has_location): New. Check for locus.
9363 (redirect_edge_var_map_location): New. Return locus from var_map.
9364 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9365 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9366 combining PHI arguments.
9367 (cond_store_replacement): Set location.
9368 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9369 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9370 scop_add_exit_phis_edge): Add locations.
9371 * tree-cfgcleanup.c (remove_forwarder_block,
9372 remove_forwarder_block_with_phi): Add locations.
9373 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9374 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9376 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9377 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9378 flush_pending_stmts): Add source location.
9379 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9380 stack to preserve locations.
9381 * tree-vect-stmts.c (vectorizable_load): Add location.
9382 * tree-inline.c (copy_phis_for_bb): Copy locus.
9383 (setup_one_parameter): Add call locus to inlined parameter stmts.
9384 (initialize_inlined_parameters): Pass in call location as parameter
9386 (tree_function_versioning): Pass location to setup_one_parameter.
9387 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9388 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9389 copy and edge lists.
9390 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9391 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9392 locus parameter and override the stmt default if provided.
9393 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9394 elim_graph_add_edge, elim_graph_remove_succ_edge,
9395 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9396 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9397 eliminate_phi): Add locus info in elimination graph for each edge and
9399 (insert_backedge_copies): Copy locus if present.
9400 * tree-flow.h (struct _edge_var_map): Add locus field.
9401 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9402 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9403 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9405 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9407 2009-07-30 Martin Jambor <mjambor@suse.cz>
9409 PR tree-optimization/40570
9410 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9413 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9415 * ssa-loop-manip.c: Include langhooks.h.
9416 (rewrite_phi_with_iv): New.
9417 (rewrite_all_phi_nodes_with_iv): New.
9418 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9419 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9420 * tree-parloops.c (loop_parallel_p): Move out all conditions
9421 except dependency check.
9422 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9423 (gen_parallel_loop): Call canonicalize_loop_ivs without
9424 reduction_list argument.
9425 (build_new_reduction): New.
9426 (gather_scalar_reductions): New.
9427 (try_get_loop_niter): New.
9428 (try_create_reduction_list): New.
9429 (parallleize_loops): Change the parallel conditions check.
9430 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9431 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9433 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9435 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9437 * doc/options.texi (Option properties): Mention new quoting syntax.
9439 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9441 * config/alpha/alpha.c (alpha_start_function):
9442 Handle VMS_DEBUG_MAIN_POINTER
9443 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9444 * doc/invoke.texi: Document -mdebug-main switch.
9446 2009-07-29 Richard Henderson <rth@redhat.com>
9448 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9449 (cgraph_create_edge_including_clones): Likewise.
9450 * tree-inline.c (copy_bb): Operate on the correct edges
9451 when updating the callgraph.
9453 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9455 * config/alpha/vms-cc.c: Deleted.
9456 * config/alpha/vms-ld.c: Deleted.
9457 * config/alpha/t-vms64: Moved to config/vms
9458 * config/alpha/vms-crt0-64.c: Moved to config/vms
9459 * config/alpha/vms-crt0.c: Moved to config/vms
9460 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9461 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9462 * config/alpha/xm-vms.h: Moved to config/vms
9463 * config/alpha/x-vms: Moved to config/vms
9464 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9466 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9467 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9469 * config/vms/t-vms64: Moved here from config/alpha
9470 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9471 (argc,argv,envp): Enforce 32bit malloc'ing.
9472 * config/vms/vms-psxcrt0-64.c: Likewise.
9473 * config/vms/vms-crt0.c: Moved here from config/alpha.
9474 * config/vms/vms-psxcrt0.c: Likewise.
9475 * config/vms/vms-crtl-64.h: New file.
9476 * config/vms/vms-crtl.h: New file.
9477 * config/vms/vms.opt: New file.
9478 * config/vms/xm-vms64.h: New file.
9479 * config/vms/xm-vms.h: Moved here from config/alpha.
9480 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9482 * config/vms/x-vms: Moved here from config/alpha.
9483 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9484 (vms-ld.o, vms-cc.o): Removed.
9485 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9487 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9489 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9490 correct stack (obvious VMS fix).
9492 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9494 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9495 date, version info if VMS_DEBUGGING_INFO defined.
9496 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9497 size, date calculating code moved here.
9499 2009-07-29 Paul Brook <paul@codesourcery.com>
9501 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9504 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9507 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9508 to DImode when generating insq_le insn.
9510 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9512 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9513 New macro set for VMS_DEBUGGGING_INFO.
9514 (AT_string_form): Use it.
9516 2009-07-28 DJ Delorie <dj@redhat.com>
9518 * config/mep/mep.c (vtext_section): New.
9519 (vftext_section): New.
9520 (ftext_section): New.
9521 (mep_select_section): Add support for functions.
9522 (mep_unique_section): Likewise.
9523 (mep_asm_init_sections): Likewise.
9524 (mep_encode_section_info): Remove it from here.
9526 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9528 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9530 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9531 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9533 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9535 * dwarf2out.c (output_file_names): Test new macro
9536 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9537 (add_comp_dir_attribute): Likewise.
9539 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9541 * config/i386/mingw-w64.h (LINK_SPEC): Add
9542 separating space between commands.
9544 2009-07-28 Jan Hubicka <jh@suse.cz>
9546 PR tree-optimization/40759
9547 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9550 2009-07-27 DJ Delorie <dj@redhat.com>
9552 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9553 types are dword-aligned.
9554 (mep_expand_va_start): Likewise.
9556 2009-07-27 Olivier Hainque <hainque@adacore.com>
9557 Douglas B Rupp <rupp@gnat.com>
9559 * convert.c (convert_to_pointer): Don't assume the target
9560 pointer type is POINTER_SIZE long. Fetch its precision instead.
9562 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9564 * system.h (fopen): Undefine if macro.
9566 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9568 * dwarf2out.c (output_cfi_p): Removed.
9569 (output_cfis): New function.
9570 (output_fde): New function, split from output_call_frame_info.
9571 (output_call_frame_info): Use it.
9572 (dwarf2out_switch_text_section): Use output_cfis.
9574 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9576 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9577 TARGET_BI_ARCH is specified without enabling SJLJ.
9578 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9579 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9581 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9583 * arm.md (negdi2): Use DImode if forcing a value into a register.
9585 2009-07-26 Ira Rosen <irar@il.ibm.com>
9587 PR tree-optimization/40801
9588 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9589 of vector operand from the previous copy of vector statement.
9590 Pass the correct definition type value to
9591 vect_get_vec_def_for_stmt_copy().
9593 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9595 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9596 const char ** conversion.
9598 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9600 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9601 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9602 (gcc_unreachable): Invoke __builtin_unreachable() if
9603 !ENABLE_ASSERT_CHECKING.
9605 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9607 PR rtl-optimization/40445
9608 * emit-rtl.c (next_nonnote_insn_bb): New function.
9609 * rtl.h (next_nonnote_insn_bb): Declare new function.
9610 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9611 with no successors that is the successor of the ENTRY_BLOCK.
9612 Continue from the top after removing an empty fallthrough block.
9613 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9614 of next_nonnote_insn.
9616 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9618 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9620 2009-07-25 Martin Jambor <mjambor@suse.cz>
9622 * c-common.c (c_common_attribute_table): New element for noclone.
9623 (handle_noclone_attribute): New function. Forward-declare.
9624 * tree-inline.c (tree_versionable_function_p): Check for noclone
9626 * doc/extend.texi (Labels as Values): Document need for noclone.
9627 (Function Attributes): Document noclone attribute.
9629 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9631 PR rtl-optimization/34999
9632 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9633 and dw_fde_switched_cold_to_hot fields.
9634 (output_cfi_p): New function.
9635 (output_call_frame_info): If fde->dw_fde_switched_sections,
9636 output 2 FDEs instead of one with corrupted header.
9637 (dwarf2out_do_cfi_startproc): New function.
9638 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9639 and fde->dw_fde_switched_cold_to_hot.
9640 (dwarf2out_switch_text_section): Compute
9641 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9642 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9643 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9644 Otherwise, compute fde->dw_fde_switch_cfi.
9646 2009-07-24 Cary Coutant <ccoutant@google.com>
9648 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9650 2009-07-24 Cary Coutant <ccoutant@google.com>
9652 * cfghooks.c (split_block): Copy discriminator to new block.
9653 * tree-cfg.c (assign_discriminator): Check location of last
9654 instruction in block as well as first.
9656 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9658 * config/i386/linux.c: Use fputs or putc instead of fprintf
9660 * config/i386/gas.h: Ditto.
9661 * config/i386/x86-64.h: Ditto.
9662 * config/i386/att.h: Ditto.
9664 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9666 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9669 2009-07-24 Martin Jambor <mjambor@suse.cz>
9671 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9672 (ipa_push_func_to_list_1): Declare.
9673 (ipa_push_func_to_list): New function.
9675 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9676 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9677 (ipa_push_func_to_list): Removed.
9678 (ipa_pop_func_from_list): Clear node_enqueued flag.
9680 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9682 * config/s390/s390.c (override_options): Default
9683 max-unrolled-insns to 100 for z10 tuning.
9685 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9687 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9688 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9689 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9690 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9691 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9692 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9693 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9695 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9697 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9698 use default set in mingw32.h header.
9699 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9700 64-bit /mingw/include path.
9701 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9704 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9706 PR rtl-optimization/40209
9707 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9709 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9711 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9712 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9713 with the rest of string where appropriate. Use fputs or putc
9714 instead of fprintf where appropriate.
9716 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9717 Pat Haugen <pthaugen@us.ibm.com>
9718 Revital Eres <ERES@il.ibm.com>
9720 * config/rs6000/vector.md: New file. Move most of the vector
9721 expander support here from altivec.md to allow for the VSX vector
9722 unit in the future. Add support for secondary_reload patterns.
9723 Rewrite the patterns for vector comparison, and vector comparison
9724 predicate instructions so that the RTL expresses the desired
9725 behavior, instead of using unspec.
9727 * config/rs6000/constraints.md ("f" constraint): Use
9728 rs6000_constraints to hold the precalculated register class.
9729 ("d" constraint): Ditto.
9730 ("wd" constraint): New constraint for VSX.
9731 ("wf" constraint): Ditto.
9732 ("ws" constraint): Ditto.
9733 ("wa" constraint): Ditto.
9734 ("wZ" constraint): Ditto.
9735 ("j" constraint): Ditto.
9737 * config/rs6000/predicates.md (vsx_register_operand): New
9739 (vfloat_operand): New predicate for vector.md.
9740 (vint_operand): Ditto.
9741 (vlogical_operand): Ditto.
9742 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9743 (easy_vector_constant): Add VSX support.
9744 (altivec_indexed_or_indirect_operand): New predicate for
9745 recognizing Altivec style memory references with AND -16.
9747 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9748 for vector secondary reload support.
9749 (rs6000_vector_reg_class): Delete, replacing it with
9751 (rs6000_vsx_reg_class): Ditto.
9752 (rs6000_constraints): New array to hold the register classes of
9753 each of the register constraints that can vary at runtime.
9754 (builtin_mode_to_type): New static array for builtin function type
9756 (builtin_hash_table): New static hash table for builtin function
9758 (TARGET_SECONDARY_RELOAD): Define target hook.
9759 (TARGET_IRA_COVER_CLASSES): Ditto.
9760 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9761 registers are 128 bits if VSX memory reference instructions are used.
9762 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9764 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9765 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9766 Print several of the scheduling related parameters.
9767 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9768 rs6000_constraints instead of rs6000_vector_reg_class. Move
9769 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9770 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9771 Altivec. Add VSX support. Setup for secondary reload support on
9772 Altivec/VSX registers.
9773 (rs6000_override_options): Make power7 set the scheduling groups
9774 like the power5. Add support for new debug switches to override
9775 the scheduling defaults. Temporarily disable -mcpu=power7 from
9776 setting -mvsx. Add support for debug switches -malways-hint,
9777 -msched-groups, and -malign-branch-targets.
9778 (rs6000_buitlin_conversion): Add support for returning unsigned
9779 vector conversion functions to fix regressions due to stricter
9781 (rs6000_builtin_mul_widen_even): Ditto.
9782 (rs6000_builtin_mul_widen_odd): Ditto.
9783 (rs6000_builtin_vec_perm): Ditto.
9784 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9785 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9787 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9789 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9790 VSX types for bit operations. Changes to accomidate vector.md.
9791 (bdesc_2arg): Ditto.
9792 (bdesc_1arg): Ditto.
9793 (struct builtin_description_predicates): Rewrite predicate
9794 handling so that RTL describes the operation, instead of passing
9795 the instruction to be used as a string argument.
9796 (bdesc_altivec_preds): Ditto.
9797 (altivec_expand_predicate_builtin): Ditto.
9798 (altivec_expand_builtin): Ditto.
9799 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9800 statement for vsldoi support.
9801 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9802 (altivec_expand_st_builtin): Ditto.
9803 (paired_expand_builtin): Whitespace changes.
9804 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9805 builtin_mode_to_type table for secondary reload. Call
9806 builtin_function_type to build random builtin functions.
9807 (altivec_init_builtins): Change to use builtin_function_type to
9808 create builtin function types dynamically as we need them.
9809 (builtin_hash_function): New support for hashing the tree types
9810 for builtin function as we need it, rather than trying to build
9811 all of the trees that we need. Add initial preliminary VSX support.
9812 (builtin_function_type): Ditto.
9813 (builtin_function_eq): Ditto.
9814 (builtin_hash_struct): Ditto.
9815 (rs6000_init_builtins): Ditto.
9816 (rs6000_common_init_builtins): Ditto.
9817 (altivec_init_builtins): Ditto.
9818 (rs6000_common_init_builtins): Ditto.
9819 (enum reload_reg_type): New enum for simplifing reg classes.
9820 (rs6000_reload_register_type): Simplify register classes into GPR,
9821 Vector, and other registers. Altivec and VSX addresses in reload.
9822 (rs6000_secondary_reload_inner): Ditto.
9823 (rs6000_ira_cover_classes): New target hook, that returns the
9824 appropriate cover classes, based on -mvsx being used or not.
9825 (rs6000_secondary_reload_class): Add VSX support.
9826 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9827 (get_vsel_insn): Ditto.
9828 (rs6000_emit_vector_compare): Rewrite vector conditional support
9829 so that where we can, we use RTL operators, instead of blindly use
9831 (rs6000_emit_vector_select): Ditto.
9832 (rs6000_emit_vector_cond_expr): Ditto.
9833 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9834 (create_TOC_reference): Add -mdebug=addr support.
9835 (emit_frame_save): VSX loads/stores need register indexed addressing.
9837 * config/rs6000/rs6000.md: Include vector.md.
9839 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9841 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9842 support for V2DI, V2DF in logical, permute, select operations.
9844 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9845 switch for vsx/power7.
9846 (-mvsx-scalar-memory): Ditto.
9847 (-mvsx-align-128): Ditto.
9848 (-mallow-movmisalign): Ditto.
9849 (-mallow-df-permute): Ditto.
9850 (-msched-groups): Ditto.
9851 (-malways-hint): Ditto.
9852 (-malign-branch-targets): Ditto.
9854 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9856 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9857 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9858 (rs6000_vector_reg_class): Delete.
9859 (rs6000_vsx_reg_class): Ditto.
9860 (enum rs6000_reg_class_enum): New enum for the constraints that
9861 vary based on target switches.
9862 (rs6000_constraints): New array to hold the register class for all
9863 of the register constraints that vary based on the switches used.
9864 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9865 (enum rs6000_builtins): Add unsigned varients for the builtin
9866 declarations returned by target hooks for expanding multiplies,
9867 select, and permute operations. Add VSX builtins.
9868 (enum rs6000_builtin_type_index): Add entries for VSX.
9869 (V2DI_type_node): Ditto.
9870 (V2DF_type_node): Ditto.
9871 (unsigned_V2DI_type_node): Ditto.
9872 (bool_long_type_node): Ditto.
9873 (intDI_type_internal_node): Ditto.
9874 (uintDI_type_internal_node): Ditto.
9875 (double_type_internal_node): Ditto.
9877 * config/rs6000/altivec.md (whole file): Move all expanders to
9878 vector.md from altivec.md. Rename insn matching functions to be
9880 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9881 (altivec_vcmp*): Ditto.
9882 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9883 (VM): New iterator for moves that includes the VSX types.
9884 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9885 (altivec_vperm_<mode>_uns): New, for unsigned types.
9886 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9887 (altivec_eq<mode>): Ditto.
9888 (altivec_gt<mode>): Ditto.
9889 (altivec_gtu<mode>): Ditto.
9890 (altivec_eqv4sf): Ditto.
9891 (altivec_gev4sf): Ditto.
9892 (altivec_gtv4sf): Ditto.
9893 (altivec_vcmpbfp_p): Ditto.
9895 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9897 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9900 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9903 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9904 ASM_SHORT instead of .word.
9905 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9906 instead of .word in asm template.
9908 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9911 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9912 (process_bb_node_lives): Use it.
9914 * ira.c (setup_cover_and_important_classes): Don't setup
9915 ira_important_class_nums. Add cover classes to the end of
9917 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9919 (find_reg_class_closure): Use reorder_important_classes.
9921 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9923 * config/i386/i386.c (i386_ira_cover_classes): New function.
9924 (TARGET_IRA_COVER_CLASSES): Redefine.
9926 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9927 importance of order of cover classes in the array.
9929 2009-07-22 Diego Novillo <dnovillo@google.com>
9931 * tree-pass.h (TDF_EH): Define.
9932 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9933 contains TDF_EH, print the EH region number holding GS.
9934 * tree-dump.c (dump_options): Add "eh".
9935 * doc/invoke.texi: Document it.
9937 2009-07-22 Doug Kwan <dougkwan@google.com>
9939 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9941 2009-07-22 Michael Matz <matz@suse.de>
9943 PR tree-optimization/35229
9944 PR tree-optimization/39300
9946 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9947 (inhibit_phi_insertion): New function.
9948 (insert_into_preds_of_block): Call it for REFERENCEs.
9949 (init_pre): Initialize and finalize scalar evolutions.
9950 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9952 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9954 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9955 Use CONST_VECTOR_NUNITS to determine number of elements.
9957 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9959 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9960 (U, W): Constraints are now deprecated and will be removed if we
9962 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9964 ("prefetch"): Add the stcmh instruction for prefetching.
9965 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9967 (s390_short_displacement): Return always true if compiling for
9968 machines not providing the long displacement facility.
9969 (s390_mem_constraint): Support the new constraint letter Z.
9970 (s390_check_qrst_address): New function.
9972 2009-07-21 DJ Delorie <dj@redhat.com>
9974 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9977 2009-07-21 Jason Merrill <jason@redhat.com>
9979 * c-common.c (max_tinst_depth): Increase default to 1024.
9981 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9983 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9984 (vec_unpacku_float_lo_v4si): Ditto.
9986 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9989 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9990 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9991 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9992 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9994 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9996 PR tree-optimization/40813
9997 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10000 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10002 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10003 with a NOP_EXPR if needed.
10005 2009-07-21 Paul Brook <paul@codesourcery.com>
10007 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10008 Terminate debug dump with newline.
10010 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10012 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10013 Cast "1" to unsigned HOST_WIDE_INT.
10014 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10015 deposit length to the maximum length - lsb. Extend length if
10016 HOST_BITS_PER_WIDE_INT is 32.
10018 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10020 * cgraph.h (constant_pool_htab): New function.
10021 (constant_descriptor_tree): Move from varasm.c.
10022 * varasm.c (constant_pool_htab): New function.
10023 (constant_descriptor_tree): Move to cgraph.h.
10025 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10027 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10029 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10031 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10034 2009-07-20 Xinliang David Li <davidxl@google.com>
10036 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10038 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10040 * config/mips/mips.md (move_type): Add arith.
10041 (type): Handle arith.
10042 (zero_extendsidi2): Rename this into ...
10043 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10044 (zero_extendsidi2): New expander.
10045 (*zero_extendsidi2_dext): New pattern.
10047 2009-07-20 Nick Clifton <nickc@redhat.com>
10049 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10050 to set MIPS_ABI_DEFAULT.
10051 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10053 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10055 * tree-object-size.c (addr_object_size): Handle unions with
10056 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10058 PR tree-optimization/40792
10059 * tree.c (build_function_type_skip_args): Remove bogus assert.
10061 2009-07-20 Jan Hubicka <jh@suse.cz>
10062 Martin Jambor <mjambor@suse.cz>
10064 * cgraph.h (combined_args_to_skip): New field.
10065 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10066 combined_args_to_skip and args_to_skip.
10067 * tree-inline.c (update_clone_info): New function.
10068 (tree_function_versioning): Call update_clone_info.
10069 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10071 (cgraph_materialize_all_clones): More extensive dumping, working
10072 with combined_args_to_skip rather than args_to_skip.
10074 2009-07-20 Ira Rosen <irar@il.ibm.com>
10076 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10077 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10078 (get_initial_def_for_reduction): Likewise.
10079 (vectorizable_reduction): Skip the check of first operand in case
10080 of COND_EXPR. Add check that it is outer loop vectorization if
10081 nested cycle was detected. Call vectorizable_condition() for
10082 COND_EXPR. If reduction epilogue cannot be created do not fail for
10083 nested cycles (if it is not double reduction). Assert that there
10084 is only one type in the loop in case of COND_EXPR. Call
10085 vectorizable_condition() to vectorize COND_EXPR.
10086 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10087 Add parameters. Allow nested cycles if called from
10088 vectorizable_reduction(). Use reduction vector variable if provided.
10089 (vect_analyze_stmt): Call vectorizable_reduction() before
10090 vectorizable_condition().
10091 (vect_transform_stmt): Update call to vectorizable_condition().
10093 2009-07-20 Christian Bruel <christian.bruel@st.com>
10095 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10096 * doc/invoke.texi (-mfmovd): Likewise.
10097 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10099 2009-07-20 Jan Hubicka <jh@suse.cz>
10101 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10102 when handling SSA name.
10104 2009-07-19 Jan Hubicka <jh@suse.cz>
10106 PR tree-optimization/40676
10107 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10108 virtual PHIs in empty BBs.
10110 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10112 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10113 re-expanded the compound use gen_lowpart instead to convert to the
10116 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10118 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10119 OUTER_CONST arguments.
10120 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10121 the new wider mode will be masked off.
10122 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10124 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10126 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10127 high-order bits are zero.
10129 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10131 * combine.c (simplify_shift_const_1): Split code to determine
10132 shift_mode into ...
10133 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10134 new bits shifted in are identical to the old sign bit.
10136 2009-07-18 Richard Guenther <rguenther@suse.de>
10139 * gimplify.c (gimplify_call_expr): Reject code using results from
10140 functions returning void.
10142 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10144 * doc/md.texi: Document the new PowerPC "es" constraint.
10145 Document that "m" can include automodified addresses on this target,
10146 and explain how %U must be used. Extend the "Q" and "Z" documentation
10147 to suggest "es" as well as "m".
10148 * config/rs6000/constraints.md (es): New memory constraint.
10149 (Q, Z): Update strings to match new documentation.
10151 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10153 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10154 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10155 * config/rs6000/predicates.md (volatile_mem_operand): Use
10156 offsettable_nonstrict_memref_p.
10157 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10158 (*floatunssidf2_internal): Likewise.
10159 (*fix_truncdfsi2_internal): Likewise.
10160 (*fix_trunctfsi2_internal): Likewise.
10162 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10164 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10165 atmega32u2 devices.
10166 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10168 2009-07-17 Richard Guenther <rguenther@suse.de>
10171 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10172 (pass_warn_unused_result): Likewise.
10173 (TODO_set_props): Remove.
10174 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10176 (pass_diagnose_omp_blocks): Define.
10177 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10178 (c_gimple_diagnostics_recursively): Remove.
10179 (finish_function): Do not call it.
10180 (c_write_global_declarations): Continue after errors.
10181 Finalize the CU here.
10182 * c-gimplify.c (c_genericize): Do not gimplify here.
10183 * c-common.c (c_warn_unused_result): Move ...
10184 * tree-cfg.c (do_warn_unused_result): ... here.
10185 (run_warn_unused_result): New function.
10186 (gate_warn_unused_result): New function.
10187 (pass_warn_unused_result): New pass.
10188 * c-common.h (c_warn_unused_result): Remove.
10189 * flags.h (flag_warn_unused_result): Declare.
10190 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10191 * opts.c (flag_warn_unused_result): Initialize to false.
10192 * toplev.c (compile_file): Add comment.
10193 * omp-low.c (create_omp_child_function): Do not register
10194 the function with the frontend.
10195 (diagnose_omp_structured_block_errors): Prepare to be
10196 called as optimization pass.
10197 (gate_diagnose_omp_blocks): New function.
10198 (pass_diagnose_omp_blocks): New pass.
10199 * cgraph.h (cgraph_optimize): Remove.
10200 (cgraph_analyze_function): Likewise.
10201 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10202 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10203 before their parents here.
10204 (cgraph_finalize_function): Not here.
10205 (cgraph_analyze_function): Gimplify functions here.
10206 (cgraph_finalize_compilation_unit): Continue after errors.
10207 Optimize the callgraph from here.
10208 (cgraph_optimize): Make static.
10209 * langhooks.c (write_global_declarations): Finalize the CU.
10210 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10211 (gimplify_function_tree): Assert we gimplify only once.
10212 Set PROP_gimple_any property.
10213 * tree-nested.c (gimplify_all_functions): New function.
10214 (lower_nested_functions): Gimplify all nested functions.
10215 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10216 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10217 and pass_diagnose_omp_blocks after gimplification. Do not
10218 set TODO_set_props on all_lowering_passes.
10219 (execute_one_pass): Do not handle TODO_set_props.
10220 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10221 (gimplify.o): Add tree-pass.h dependency.
10222 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10223 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10224 (unsave_r): Likewise.
10225 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10226 temporary variable.
10228 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10230 * doc/service.texi (Service): Restore previously removed link,
10231 which isn't broken after all.
10233 2009-07-17 Richard Guenther <rguenther@suse.de>
10235 PR tree-optimization/40321
10236 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10237 PHI nodes to the maximal set.
10238 (make_values_for_phi): Add PHI arguments to the maximal set.
10239 (execute_pre): Dump PHI_GEN and the maximal set.
10241 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10244 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10247 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10249 * doc/extend.texi (Nested Functions): Replace broken link with
10251 * doc/service.texi (Service): Remove broken link.
10253 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10256 * builtins.c (expand_builtin_memcmp): Use loc instead of
10257 EXPR_LOCATION (exp).
10258 (expand_builtin_strncmp): Likewise.
10260 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10261 Manuel López-Ibáñez <manu@gcc.gnu.org>
10264 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10265 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10266 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10267 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10268 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10269 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10270 tree-inline.c, c-common.c, c-common.h, gimple.c,
10271 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10272 convert.c: Add location argument to fold_{unary,binary,ternary},
10273 fold_build[123], build_call_expr, build_size_arg,
10274 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10275 fold_build1_initializer, fold_build2_initializer,
10276 fold_build3_initializer, fold_build_call_array,
10277 fold_build_call_array_initializer, fold_single_bit_test,
10278 omit_one_operand, omit_two_operands, invert_truthvalue,
10279 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10280 combine_comparisons, fold_builtin_*, fold_call_expr,
10281 build_range_check, maybe_fold_offset_to_address, round_up,
10284 2009-07-16 Jason Merrill <jason@redhat.com>
10287 * c-common.c (c_common_reswords): Add __is_standard_layout
10289 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10290 * doc/implement-cxx.texi: New.
10291 * doc/gcc.texi: Include it.
10293 2009-07-16 DJ Delorie <dj@redhat.com>
10295 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10296 compares that may be indirectly affected by previous instructions.
10298 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10300 * builtins.c (do_mpc_arg2): New.
10301 (fold_builtin_2): Fold builtin cpow.
10302 * real.h (HAVE_mpc_pow): New.
10304 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10306 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10307 comparison to skip unprofitable schedule
10309 2009-07-16 Simon Baldwin <simonb@google.com>
10311 * gcc.c (option_map): New flag -no-canonical-prefixes.
10312 * (display_help): Print help text for new flag.
10313 * (process_command): Move options translation and language specifics
10314 and handle new flag early. Use it to set a function pointer to a
10315 prefix builder. Replace make_relative_prefix calls with calls to
10316 the function pointed to. Ignore new flag in regular options handling.
10317 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10319 2009-07-15 DJ Delorie <dj@redhat.com>
10321 * config/mep/mep.md (sibcall_internal): Change register to avoid
10322 argument registers.
10323 (sibcall_value_internal): Likewise.
10325 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10327 PR rtl-optimization/40710
10328 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10330 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10332 * config/mips/mips.md (*extenddi_truncate<mode>,
10333 *extendsi_truncate<mode>): Change type attribute to move_type
10334 with shift_shift. Split out code handling exts from here ...
10335 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10337 (*extendhi_truncateqi): Change type attribute to move_type with
10338 shift_shift. Split out code handling exts from here ...
10339 (*extendhi_truncateqi_exts): ... to this new pattern.
10341 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10343 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10344 instead of "and" with inverted sign bit mask value. Use
10345 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10346 Allocate registers only for operand 4 and operand 5.
10348 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10350 PR middle-end/40747
10351 * fold-const.c (fold_cond_expr_with_comparison): When folding
10352 < and <= to MIN, make sure the MIN uses the same type as the
10353 comparison's operands.
10355 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10357 * arm.md (ior_xor): New code iterator.
10358 (split for ior/xor with shift and zero-extend): New split pattern.
10359 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10361 2009-07-15 Richard Guenther <rguenther@suse.de>
10363 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10366 2009-07-15 Richard Guenther <rguenther@suse.de>
10368 PR middle-end/40753
10369 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10371 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10373 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10374 handle 2.6.30 kernel.
10376 2009-07-15 DJ Delorie <dj@redhat.com>
10378 * config/mep/mep.md (sibcall_internal): Change register to allow
10379 for 24-bit addresses.
10380 (sibcall_value_internal): Likewise.
10382 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10384 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10385 that are enabled/disabled by the flags introduced by a previous patch.
10387 2009-07-14 DJ Delorie <dj@redhat.com>
10389 * config/mep/mep.md (sibcall_internal): Include non-toggling
10391 (sibcall_value_internal): Likewise.
10393 2009-07-14 Taras Glek <tglek@mozilla.com>
10394 Rafael Espindola <espindola@google.com>
10396 * doc/sourcebuild.texi: Document install-plugin target.
10397 * configure.ac: Added install-plugin target to language makefiles.
10398 * configure: Regenerate.
10399 * Makefile.in: (install-plugin): Install more headers,
10400 depend on lang.install-plugin.
10402 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10404 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10407 2009-07-14 DJ Delorie <dj@redhat.com>
10409 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10410 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10411 * config/mep/mep.md (sibcall_internal): Change test from
10412 mep_vliw_mode_match to mep_vliw_jmp_match.
10413 (sibcall_value_internal): Likewise.
10415 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10417 * config/i386/sse.md (copysign<mode>3): New expander.
10418 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10419 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10420 Use ix86_build_const_vector.
10421 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10422 IX86_BUILTIN_CPYSGNPD.
10423 (builtin_description): Add __builtin_ia32_copysignps and
10424 __builtin_ia32_copysignpd.
10425 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10426 and BUILT_IN_COPYSIGNF.
10428 2009-07-13 Jason Merrill <jason@redhat.com>
10430 * builtins.c (can_trust_pointer_alignment): New fn.
10431 (get_pointer_alignment): Factor it out from here.
10432 * tree.h: Declare it.
10434 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10436 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10439 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10443 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10445 2009-07-14 Richard Guenther <rguenther@suse.de>
10446 Andrey Belevantsev <abel@ispras.ru>
10448 PR middle-end/40745
10449 * cfgexpand.c (partition_stack_vars): Do not bother to update
10450 alias information when not optimizing.
10452 2009-07-14 Richard Guenther <rguenther@suse.de>
10453 Andrey Belevantsev <abel@ispras.ru>
10455 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10456 (pt_solution_set): Likewise.
10457 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10458 * tree-ssa-structalias.c (pt_solution_set): New function.
10459 * final.c (rest_of_clean_state): Free SSA data structures.
10460 * print-rtl.c (print_decl_name): Remove.
10461 (print_mem_expr): Implement in terms of print_generic_expr.
10462 * alias.c (ao_ref_from_mem): New function.
10463 (rtx_refs_may_alias_p): Likewise.
10464 (true_dependence): Query alias-export info.
10465 (canon_true_dependence): Likewise.
10466 (write_dependence_p): Likewise.
10467 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10469 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10470 (mem_expr_equal_p): Use operand_equal_p.
10471 (set_mem_attributes_minus_bitpos): Do not use
10472 component_ref_for_mem_expr.
10473 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10474 (update_alias_info_with_stack_vars): Likewise.
10475 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10476 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10477 explicitly nor clear stmt operands.
10478 Free the decl-to-pointer map.
10479 * tree-optimize.c (execute_free_datastructures): Do not free
10480 SSA data structures here.
10481 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10482 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10483 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10485 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10487 2009-07-13 DJ Delorie <dj@redhat.com>
10489 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10490 unrolling at the right iteration count.
10492 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10495 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10497 * haifa-sched.c (rank_for_schedule): Introduced flags to
10498 enable/disable individual scheduling heuristics.
10499 * common.opt: Introduced flags to enable/disable individual
10500 heuristics in the scheduler.
10501 * doc/invoke.texi: Introduced flags to enable/disable individual
10502 heuristics in the scheduler.
10504 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10506 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10507 config/i386/mingw-tls.c.
10508 * config/i386/mingw-tls.c: Removed.
10510 2009-07-13 Ira Rosen <irar@il.ibm.com>
10512 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10513 checks access only relevant statements.
10514 (vectorizable_reduction): Likewise.
10516 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10518 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10519 just for 32-bit case.
10521 2009-07-12 Jan Hubicka <jh@suse.cz>
10523 PR tree-optimization/40585
10524 * except.c (expand_resx_expr): When there already is resume
10525 instruction, produce linked list.
10526 (build_post_landing_pads): Assert that resume is empty.
10527 (connect_post_landing_pads): Handle resume lists.
10528 (dump_eh_tree): Dump resume list.
10530 2009-07-12 Ira Rosen <irar@il.ibm.com>
10532 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10533 with additional argument.
10534 * tree-vectorizer.h (enum vect_def_type): Add
10535 vect_double_reduction_def.
10536 (vect_is_simple_reduction): Add argument.
10537 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10539 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10540 vect_is_simple_reduction with additional argument.
10541 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10543 (reduction_code_for_scalar_code): Handle additional codes by
10544 returning ERROR_MARK for them. Fix comment and indentation.
10545 (vect_is_simple_reduction): Fix comment, add argument to specify
10546 double reduction. Detect double reduction.
10547 (get_initial_def_for_induction): Fix indentation.
10548 (get_initial_def_for_reduction): Fix comment and indentation.
10549 Handle double reduction. Create initial definitions that do not
10550 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10551 (vect_create_epilog_for_reduction): Fix comment, add argument to
10552 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10553 epilogue result extraction. Create double reduction phi node and
10554 replace relevant uses.
10555 (vectorizable_reduction): Call vect_is_simple_reduction with
10556 additional argument. Fix indentation. Update epilogue code treatment
10557 according to the changes in reduction_code_for_scalar_code. Check
10558 for double reduction. Call vect_create_epilog_for_reduction with
10559 additional argument.
10560 * tree-vect-stmts.c (process_use): Handle double reduction, update
10562 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10563 (vect_get_vec_def_for_operand): Likewise.
10565 2009-07-12 Danny Smith <dansmister@gmail.com>
10567 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10568 dllexport if !TREE_PUBLIC.
10569 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10571 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10573 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10574 (avr_extra_arch_macro) Remove declatation.
10575 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10576 (avr_extra_arch_macro) Declare as static.
10577 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10579 2009-07-11 Jan Hubicka <jh@suse.cz>
10581 PR middle-end/48388
10582 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10584 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10587 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10588 cold_in_std_section bits.
10589 (dwarf2out_begin_prologue): Initialize them.
10590 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10591 if already covered by text_section or cold_text_section range.
10593 PR rtl-optimization/40667
10594 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10595 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10596 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10597 * config/i386/i386.c (ix86_minimum_alignment): New function.
10598 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10599 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10600 * emit-rtl.c (gen_reg_rtx): Likewise.
10601 * function.c (assign_parms): Likewise. If nominal_type needs
10602 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10603 rather than passed_type's alignment.
10606 * function.c (assign_parm_setup_stack): Adjust
10607 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10608 from nominal_mode on big endian.
10610 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10612 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10614 2009-07-10 DJ Delorie <dj@redhat.com>
10616 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10618 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10620 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10622 (thumb2_cbnz): Likewise.
10624 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10627 * config.gcc (supported_defaults): Add synci.
10628 (with_synci): Add validation.
10629 (all_defaults): Add synci.
10630 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10633 * config/mips/mips.opt (msynci): New option.
10634 * config/mips/mips.c (mips_override_options): Warn on use of
10635 -msynci for targets that do now support it.
10636 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10638 * gcc/doc/invoke.texi (-msynci): Document the new option.
10639 * doc/install.texi (--with-synci): Document the new option.
10641 2009-07-10 Richard Guenther <rguenther@suse.de>
10643 PR tree-optimization/40496
10644 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10645 the PHI result with a compatible type.
10647 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10651 * c.opt (Wunused-result): New.
10652 * doc/invoke.texi: Document it.
10653 * c-common.c (c_warn_unused_result): Use it.
10655 2009-07-09 DJ Delorie <dj@redhat.com>
10657 * targhooks.c (default_target_can_inline_p): Rename from
10658 default_target_option_can_inline_p.
10659 * targhooks.h (default_target_can_inline_p): Likewise.
10660 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10661 TARGET_OPTION_CAN_INLINE_P.
10662 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10663 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10664 (mep_target_can_inline_p): Rename from
10665 mep_target_option_can_inline_p.
10668 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10669 registers used to pass vectors.
10671 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10673 2009-07-09 Tom Tromey <tromey@redhat.com>
10675 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10676 * config/mmix/mmix.c: Include dwarf2.h.
10677 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10678 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10679 * config/sh/sh.c: Include dwarf2.h.
10680 * config/i386/i386.c: Include dwarf2.h.
10681 * Makefile.in (DWARF2_H): Remove 'elf'.
10682 * except.c: Include dwarf2.h.
10683 * unwind-dw2.c: Include dwarf2.h.
10684 * dwarf2out.c: Include dwarf2.h.
10685 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10686 * unwind-dw2-fde.c: Include dwarf2.h.
10687 * dwarf2asm.c: Include dwarf2.h.
10689 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10691 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10692 (max_issue): Use it.
10693 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10695 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10696 (region_sched_info): Update.
10697 * sched-ebb.c (ebb_sched_info): Update.
10698 * modulo-sched.c (sms_sched_info): Update.
10699 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10701 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10703 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10705 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10707 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10709 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10711 PR middle-end/40692
10712 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10713 arg1 with arg01 if arg1 is already INTEGER_CST.
10715 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10717 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10718 Transform (and (truncate)) into (truncate (and)).
10720 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10722 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10723 creating LHS paradoxical subregs. Fix surrounding returns to
10724 use NULL_RTX rather than 0.
10726 2009-07-08 DJ Delorie <dj@redhat.com>
10728 * config/mep/mep.c: (mep_option_can_inline_p): New.
10729 (TARGET_OPTION_CAN_INLINE_P): Define.
10731 2009-07-08 Mark Wielaard <mjw@redhat.com>
10734 * dwarf2out.c (add_data_member_location_attribute): When we have
10735 only a constant offset don't emit a new location description using
10736 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10739 2009-07-08 Richard Henderson <rth@redhat.com>
10742 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10743 (enum reg_class): Add CLOBBERED_REGS.
10744 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10745 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10746 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10747 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10748 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10749 force 64-bit sibcalls into R11.
10750 * config/i386/constraints.md (U): New constraint.
10751 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10752 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10753 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10755 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10757 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10759 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10760 * ebitmap.h (dump_ebitmap): Ditto.
10761 * optabs.h (optab_libfunc): Ditto.
10762 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10763 * tree-flow.h (vect_can_force_dr_alignment_p,
10764 get_vectype_for_scalar_type): Ditto.
10765 (vectorize_loops): Move prototype to ...
10766 * tree-vectorizer.h: ... here. Also, adjust comment.
10767 (vect_set_verbosity_level): Remove duplicate prototype.
10768 * tree-ssa-loop.c: Include tree-vectorizer.h.
10769 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10771 2009-07-08 Nick Clifton <nickc@redhat.com>
10773 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10776 2009-07-08 DJ Delorie <dj@redhat.com>
10778 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10779 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10780 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10782 * config/mep/intrinsics.md: Regenerated.
10783 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10784 registers when asm() or calls are detected.
10786 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10789 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10791 * gimple (gimple_build_call_from_tree): Likewise.
10792 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10793 no_warning flag before warning.
10795 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10797 * tree.c (set_expr_locus): Remove.
10798 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10799 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10801 * gimplify.c (internal_get_tmp_var): Likewise.
10802 (gimplify_call_expr): Likewise.
10803 (gimplify_one_sizepos): Likewise.
10805 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10808 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10809 to variables for debugging purposes.
10811 2009-06-23 Mark Loeser <mark@halcy0n.com>
10814 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10816 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10818 * pretty-print.c (pp_base_format): Remove %J.
10819 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10820 gcc_cxxdiag_char_table): Likewise.
10821 (init_dynamic_diag_info): Likewise.
10823 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10825 * pretty-print.c (pp_base_format): Remove %H.
10826 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10827 gcc_cxxdiag_char_table): Likewise.
10828 (init_dynamic_diag_info): Likewise.
10829 * config/mep/mep.c (mep_select_section): Likewise.
10831 2009-07-07 Duncan Sands <baldrick@free.fr>
10833 * final.c (pass_clean_state): Give the pass a name.
10834 * passes.c (pass_rest_of_compilation): Likewise.
10835 * tree-optimize.c (pass_all_optimizations): Likewise.
10837 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10839 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10840 an extra 'decl' for error_at.
10842 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10844 PR middle-end/40669
10845 * tree-tailcall.c (adjust_return_value_with_ops,
10846 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10847 if it has complex or vector type.
10849 2009-07-07 Olivier Hainque <hainque@adacore.com>
10851 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10854 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10856 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10858 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10860 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10861 * c-decl.c: Likewise.
10862 * function.c: Likewise.
10863 * varasm.c: Likewise.
10864 * tree-ssa.c: Likewise.
10865 * c-common.c: Likewise.
10866 * tree-cfg.c: Likewise.
10867 * config/spu/spu.c: Likewise.
10868 * config/ia64/ia64.c: Likewise.
10869 * config/v850/v850.c: Likewise.
10871 2009-07-06 DJ Delorie <dj@redhat.com>
10873 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10874 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10875 unspecified accesses to control registers.
10876 * config/mep/intrinsics.md: Regenerate.
10877 * config/mep/intrinsics.h: Regenerate.
10878 * config/mep/mep-intrin.h: Regenerate.
10880 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10882 * c-lex.c: Replace %H by an explicit location. Update all calls.
10883 * c-common.c: Likewise.
10884 * c-decl.c: Likewise.
10885 * c-typeck.c: Likewise.
10886 * fold-const.c: Likewise.
10887 * gimplify.c: Likewise.
10888 * stmt.c: Likewise.
10889 * tree-cfg.c: Likewise.
10890 * tree-ssa-loop-niter.c: Likewise.
10891 * tree-vrp.c: Likewise.
10892 * value-prof.c: Likewise.
10894 2009-07-06 Diego Novillo <dnovillo@google.com>
10896 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10897 if it has one. Handle cases where VAR does not have an
10898 annotation or cfun is NULL.
10900 2009-07-06 Diego Novillo <dnovillo@google.com>
10902 * tree.c: Include debug.h.
10903 (initialize_tree_contains_struct): New.
10904 (init_ttree): Call it.
10905 (tree_node_structure_for_code): Factor out of ...
10906 (tree_node_structure): ... here.
10907 * treestruct.def (TS_PHI_NODE): Remove.
10908 (TS_GIMPLE_STATEMENT): Remove.
10910 2009-07-06 Diego Novillo <dnovillo@google.com>
10912 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10913 (debug_tree_chain): Handle cycles.
10915 2009-07-06 Nick Clifton <nickc@redhat.com>
10916 DJ Delorie <dj@redhat.com>
10918 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10919 __FMOVD_ENABLED__ is defined.
10921 (TARGET_FMOVD): Provide a default definition.
10922 (MASK_FMOVD): Likewise.
10923 (TARGET_CPU_CPP_BUILTINS): Define
10924 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10925 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10926 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10927 (split for DF load from memory into register): Also handle
10928 MEMs which consist of REG+DISP addressing.
10929 (split for DF store from register to memory): Likewise.
10930 (movsf_ie): Always use single fp_mode.
10931 * config/sh/sh.c (sh_override_options): Do not automatically
10932 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10933 that to the -mfmovd command line switch.
10934 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10935 (fldi_ok): Always allow.
10936 * config/sh/sh.opt (mfmovd): Remove this switch.
10937 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10939 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10940 Kaz Kojima <kkojima@gcc.gnu.org>
10942 PR rtl-optimization/30807
10943 * postreload.c (reload_combine): For every new use of REG_SUM,
10944 record the use of BASE.
10946 2009-07-06 Jan Hubicka <jh@suse.cz>
10948 * params.def: Revert my accidental commit at 2009-06-30.
10950 2009-07-04 Ian Lance Taylor <iant@google.com>
10953 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10955 (mingw_format_attribute_overrides): Likewise.
10957 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10960 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10961 don't check cfa.reg. Instead of cfa.indirect use
10962 fde && fde->drap_reg != INVALID_REGNUM test.
10964 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10966 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10968 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10971 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10973 2009-07-03 Richard Guenther <rguenther@suse.de>
10975 PR tree-optimization/40640
10976 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10979 2009-07-03 Jan Hubicka <jh@suse.cz>
10981 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10982 for size, reduce amount of inlining.
10984 2009-07-03 Richard Guenther <rguenther@suse.de>
10986 PR middle-end/34163
10987 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10988 if t +- x is known to not overflow and the conversion widens the
10990 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10992 2009-07-03 Jan Hubicka <jh@suse.cz>
10994 * ipa-pure-const.c (analyze): Update loop optimizer init.
10995 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10996 try_remove_empty_loop, remove_empty_loops): Remove.
10997 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10998 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10999 to mark regular loops as neccesary.
11000 (degenerate_phi_p): New function.
11001 (propagate_necessity, remove_dead_phis): Use it.
11002 (forward_edge_to_pdom): Likewise.
11003 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11004 virtual PHI nodes that became unreachable.
11005 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11006 * tree-flow.h (remove_empty_loops): Remove.
11007 * passes.c (init_optimization_passes): Remove.
11009 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11011 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11012 can_create_pseudo_p.
11013 (*fix_trunc<mode>_i387_1): Ditto.
11014 (*floathi<mode>2_1): Ditto.
11015 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11016 (*fistdi2_1): Ditto.
11017 (*fist<mode>2_1): Ditto.
11018 (frndintxf2_floor): Ditto.
11019 (*fist<mode>2_floor_1): Ditto.
11020 (frndintxf2_ceil): Ditto.
11021 (*fist<mode>2_ceil_1): Ditto.
11022 (frndintxf2_trunc): Ditto.
11023 (frndintxf2_mask_pm): Ditto.
11024 (fxam<mode>2_i387_with_temp): Ditto.
11025 * config/i386/sse.md (mulv16qi3): Ditto.
11026 (*sse2_mulv4si3): Ditto.
11028 (sse4_2_pcmpestr): Ditto.
11029 (sse4_2_pcmpistr): Ditto.
11031 2009-07-03 Jan Hubicka <jh@suse.cz>
11033 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11034 (mark_stmt_necessary): Set it.
11035 (mark_operand_necessary): Set it.
11036 (mark_control_dependent_edges_necessary): Set it.
11037 (mark_virtual_phi_result_for_renaming): New function.
11038 (get_live_post_dom): New function.
11039 (forward_edge_to_pdom): New function.
11040 (remove_dead_stmt): Fix handling of control dependences.
11041 (tree_dce_init): Init new bitmap.
11042 (tree_dce_done): Free it.
11044 2009-07-02 Richard Guenther <rguenther@suse.de>
11047 * tree-ssa-structalias.c (new_var_info): Initialize
11050 2009-07-02 Jan Hubicka <jh@suse.cz>
11052 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11055 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11057 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11058 instead of recomputing it. Adjust calls.
11059 (emit_store_flag): Adjust recursive calls.
11061 2009-07-02 Richard Guenther <rguenther@suse.de>
11063 * tree-ssa-live.c (remove_unused_locals): Do not remove
11065 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11066 of DECL_EXTERNAL for HEAP variables.
11067 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11068 HEAP variables. Do not adjust RESTRICT vars.
11069 (find_what_var_points_to): Nobody cares if something
11070 points to READONLY.
11072 2009-07-02 Ben Elliston <bje@au.ibm.com>
11074 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11075 pc_low and pc_high declarations to the top of the function.
11077 2009-07-01 DJ Delorie <dj@redhat.com>
11079 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11080 registers as fixed.
11081 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11082 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11083 unspecified accesses to control registers.
11084 * config/mep/intrinsics.md: Regenerate.
11085 * config/mep/intrinsics.h: Regenerate.
11086 * config/mep/mep-intrin.h: Regenerate.
11088 2009-07-01 Anthony Green <green@moxielogic.com>
11090 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11091 instruction when possible.
11092 (moxie_expand_prologue): Ditto. Also, save an instruction and
11093 some complexity by popping off of $r12 instead of $sp.
11094 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11097 2009-07-01 Richard Henderson <rth@redhat.com>
11100 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11101 contained no insns, reposition note before last insn.
11103 2009-07-01 Richard Henderson <rth@redhat.com>
11106 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11107 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11109 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11112 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11113 darwin9 for printing reg addresses with %y.
11115 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11117 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11118 truncation from operands in binary operations.
11120 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11123 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11124 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11125 subreg of op0 to the original op0.
11127 * expmed.c (store_bit_field_1): Use a temporary as the destination
11128 instead of a paradoxical subreg when we need to truncate the result.
11130 2009-07-01 DJ Delorie <dj@redhat.com>
11132 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11133 names to VLIW variants.
11134 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11135 * config/mep/intrinsics.md: Regenerate.
11136 * config/mep/intrinsics.h: Regenerate.
11137 * config/mep/mep-intrin.h: Regenerate.
11139 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11142 * jump.c (returnjump_p): Revert last patch.
11143 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11145 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11148 * pa.md (casesi32p): Use jump table label to determine the offset
11150 (casesi64p): Likewise.
11152 * pa.c (forward_branch_p): Return bool type. Use instruction
11153 addresses when available. Assert that INSN has a jump label.
11154 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11157 2009-07-01 Richard Guenther <rguenther@suse.de>
11159 PR tree-optimization/19831
11160 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11161 that only act as barriers do not make any previous stores necessary.
11162 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11163 HEAP variables global, do not add a constraint from nonlocal.
11164 (find_func_aliases): Handle escapes through return statements.
11165 (compute_points_to_sets): Make escaped HEAP variables global.
11167 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11170 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11171 after reducing a DImode cstore to SImode.
11173 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11175 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11176 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11178 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11180 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11181 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11183 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11184 and umod_optab if TARGET_BSD_DIVMOD.
11185 * config/vax/lib1funcs.asm: New file.
11186 * config/vax/t-linux: New file.
11187 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11189 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11192 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11193 to type arguments that have void type.
11196 * dwarf2out.c (gen_formal_parameter_die): Call
11197 equate_decl_number_to_die if node is different from origin.
11199 2009-06-30 Anthony Green <green@moxielogic.com>
11201 Clean up moxie port for --enable-build-with-cxx.
11202 * config/moxie/moxie.c (moxie_function_value): First two
11203 parameters are const_tree, not tree.
11204 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11205 (REG_CLASS_NAMES): Ditto.
11206 (REGNO_REG_CLASS): Ditto.
11207 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11208 (moxie_function_value): Fix constyness of arguments.
11210 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11212 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11213 finalize_size_functions before further processing.
11214 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11215 (variable_size): Call self_referential_size on size expressions
11216 that contain a PLACEHOLDER_EXPR.
11217 (size_functions): New static variable.
11218 (copy_self_referential_tree_r): New static function.
11219 (self_referential_size): Likewise.
11220 (finalize_size_functions): New global function.
11221 * tree.c: Include tree-inline.h.
11222 (push_without_duplicates): New static function.
11223 (find_placeholder_in_expr): New global function.
11224 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11226 <tcc_expression>: Likewise.
11227 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11228 the call in the expression.
11229 * tree.h (finalize_size_functions): Declare.
11230 (find_placeholder_in_expr): Likewise.
11231 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11232 (substitute_placeholder_in_expr): Update comment.
11233 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11235 (copy_tree_body_r): Likewise.
11236 (copy_tree_body): New static function.
11237 (maybe_inline_call_in_expr): New global function.
11238 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11239 (maybe_inline_call_in_expr): Declare.
11240 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11241 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11244 2009-06-30 Richard Guenther <rguenther@suse.de>
11246 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11248 (propagate_necessity): Do not mark reaching defs of stores
11251 2009-06-30 Jan Hubicka <jh@suse.cz>
11253 * cfgloopanal.c (check_irred): Move into ...
11254 (mark_irreducible_loops): ... here; return true if ireducible
11256 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11257 (analyze_function): Try to prove loop finiteness.
11258 * cfgloop.h (mark_irreducible_loops): Update prototype.
11259 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11261 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11263 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11265 2009-06-30 Ira Rosen <irar@il.ibm.com>
11267 PR tree-optimization/40542
11268 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11271 2009-06-30 Martin Jambor <mjambor@suse.cz>
11273 PR tree-optimization/40582
11274 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11275 than useless_type_conversion_p.
11276 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11279 2009-06-30 Martin Jambor <mjambor@suse.cz>
11281 PR middle-end/40554
11282 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11284 2009-06-30 Richard Guenther <rguenther@suse.de>
11286 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11287 use ao_ref references.
11288 (walk_aliased_vdefs): Likewise.
11289 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11290 * tree-ssa-dce.c (struct ref_data): Remove.
11291 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11292 (mark_aliased_reaching_defs_necessary): Adjust.
11293 (mark_all_reaching_defs_necessary_1): Likewise.
11295 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11298 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11299 (emit_store_flag_1): Extract from emit_store_flag, adjust
11300 calls to (what now is) emit_cstore.
11301 (emit_store_flag): Call emit_store_flag_1 and also use it
11302 for what used to be recursive calls.
11304 2009-06-30 Wei Guozhi <carrot@google.com>
11307 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11308 if the target bb post dominates from bb.
11309 * config/i386/i386.c (memory_address_length): Check existence of base
11310 register before using it.
11312 2009-06-30 Nick Clifton <nickc@redhat.com>
11313 DJ Delorie <dj@redhat.com>
11315 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11316 __FMOVD_ENABLED__ is defined.
11318 (TARGET_FMOVD): Provide a default definition.
11319 (MASK_FMOVD): Likewise.
11320 (TARGET_CPU_CPP_BUILTINS): Define
11321 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11322 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11323 two fmov instructions depending upon whether TARGET_FMOVD is
11325 (split for DF load from memory into register): Also handle
11326 MEMs which consist of REG+DISP addressing.
11327 (split for DF store from register to memory): Likewise.
11328 * config/sh/sh.opt (mfmovd): Remove this switch.
11329 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11330 * config/sh/sh.c (sh_override_options): Do not automatically
11331 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11332 that to the -mfmovd command line switch.
11334 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11336 (fldi_ok): Always allow.
11337 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11339 2009-06-29 DJ Delorie <dj@redhat.com>
11341 * doc/install.texi (mep-x-elf): Correct chip's full name.
11343 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11345 * doc/extend.texi: Fix typo.
11347 2009-06-29 Tom Tromey <tromey@redhat.com>
11349 * dwarf2.h: Remove.
11350 * Makefile.in (DWARF2_H): New variable.
11351 (except.o): Use it.
11352 (dwarf2out.o): Likewise.
11353 (dwarf2asm.o): Likewise.
11354 * config/i386/t-i386: Use DWARF2_H.
11355 * except.c: Include elf/dwarf2.h.
11356 * unwind-dw2.c: Include elf/dwarf2.h.
11357 * dwarf2out.c: Include elf/dwarf2.h.
11358 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11359 <dtprel>: New field.
11360 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11361 (size_of_loc_descr): Likewise.
11362 (output_loc_operands_raw): Likewise.
11363 (output_loc_operands): Handle new dtprel field.
11364 (loc_checksum): Update.
11365 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11366 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11367 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11368 * dwarf2asm.c: Include elf/dwarf2.h.
11369 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11370 * config/mmix/mmix.c: Include elf/dwarf2.h.
11371 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11372 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11373 * config/sh/sh.c: Include elf/dwarf2.h.
11374 * config/i386/i386.c: Include elf/dwarf2.h.
11376 2009-06-29 DJ Delorie <dj@redhat.com>
11378 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11380 * doc/extend.texi: Add MeP attributes and pragmas.
11381 * doc/invoke.text: Add MeP Options.
11382 * doc/contrib.texi: Add MeP contribution.
11383 * doc/md.texi: Add MeP constraints.
11384 * doc/install.texi: Add MeP target.
11386 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11388 * target.h (struct gcc_target): Add frame_pointer_required field.
11389 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11390 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11391 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11393 * reload1.c (update_eliminables): (Ditto.).
11394 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11395 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11396 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11398 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11400 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11401 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11402 (arm_frame_pointer_required): New function.
11404 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11405 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11406 (avr_frame_pointer_required_p): Declare as static.
11407 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11409 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11410 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11411 (bfin_frame_pointer_required): Make as static, change return type
11413 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11415 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11416 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11417 (cris_frame_pointer_required): New function.
11419 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11421 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11422 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11423 (fr30_frame_pointer_required): New function.
11425 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11426 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11427 (frv_frame_pointer_required): Make as static, change return type
11429 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11431 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11432 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11433 (ix86_frame_pointer_required): Make as static, change return type to
11435 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11437 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11438 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11440 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11442 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11444 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11446 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11447 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11448 (mips_frame_pointer_required): Make as static.
11449 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11451 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11452 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11453 (mmix_frame_pointer_required): Mew function.
11455 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11456 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11458 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11460 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11462 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11464 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11465 (CAN_ELIMINATE): Redefine.
11466 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11467 (sparc_frame_pointer_required): New function.
11468 (sparc_can_eliminate): New function.
11469 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11471 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11472 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11474 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11475 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11476 (xtensa_frame_pointer_required): Make as static, change return type
11478 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11481 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11483 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11484 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11485 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11486 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11487 (register_callback): Handle PLUGIN_START_UNIT.
11488 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11490 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11492 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11494 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11495 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11497 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11499 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11502 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11504 * doc/extend.texi (Additional Floating Types): __float128 is also
11505 supported on i386 targets.
11507 2009-06-29 Richard Guenther <rguenther@suse.de>
11509 PR middle-end/14187
11510 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11512 (pt_solutions_same_restrict_base): Declare.
11513 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11515 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11516 (make_constraint_from, make_copy_constraint): Move earlier.
11517 (make_constraint_from_heapvar): New function.
11518 (make_constraint_from_restrict): Likewise.
11519 (handle_lhs_call): Use it.
11520 (find_func_aliases): Use it to track conversions to restrict
11521 qualified pointers.
11522 (struct fieldoff): Add only_restrict_pointers flag.
11523 (push_fields_onto_fieldstack): Initialize it.
11524 (create_variable_info_for): Track global restrict qualified pointers.
11525 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11526 Track restrict qualified pointer arguments.
11527 (set_uids_in_ptset): Use varinfo is_global_var flag.
11528 (find_what_var_points_to): Set the vars_contains_restrict flag.
11529 Always create the points-to solution for sets including restrict tags.
11530 (pt_solutions_same_restrict_base): New function.
11531 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11532 qualified pointers use pt_solutions_same_restrict_base as
11533 additional source for disambiguation.
11535 2009-06-29 Richard Guenther <rguenther@suse.de>
11537 PR middle-end/38212
11538 * alias.c (find_base_decl): Remove.
11539 (get_deref_alias_set_1): Remove restrict handling.
11540 * c-common.c (c_apply_type_quals_to_decl): Do not set
11541 DECL_POINTER_ALIAS_SET.
11542 * gimplify.c (find_single_pointer_decl_1): Remove.
11543 (find_single_pointer_decl): Likewise.
11544 (internal_get_tmp_var): Remove restrict handling.
11545 (gimple_regimplify_operands): Likewise.
11546 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11547 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11548 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11549 * tree.c (restrict_base_for_decl): Remove.
11550 (init_ttree): Do not allocate it.
11551 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11552 LABEL_DECL_UID for label decls.
11553 (copy_node_stat): Do not copy restrict information.
11554 (decl_restrict_base_lookup): Remove.
11555 (decl_restrict_base_insert): Likewise.
11556 (print_restrict_base_statistics): Likewise.
11557 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11558 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11559 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11560 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11561 (LABEL_DECL_UID): Adjust.
11562 (DECL_BASED_ON_RESTRICT_P): Remove.
11563 (DECL_GET_RESTRICT_BASE): Likewise.
11564 (SET_DECL_RESTRICT_BASE): Likewise.
11565 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11567 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11568 instead of DECL_POINTER_ALIAS_SET.
11569 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11570 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11571 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11573 2009-06-29 Richard Guenther <rguenther@suse.de>
11575 PR tree-optimization/40579
11576 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11577 the IL to simplify has constants that overflowed.
11579 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11581 PR tree-optimization/40550
11582 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11583 vector_compute_type only when the size of vector_compute_type is
11584 less than the size of type.
11586 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11588 * fold-const.c (contains_label_1): Fix comments.
11589 (contains_label_p): Do not walk trees multiple time.
11591 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11593 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11594 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11595 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11596 ix86_fp_comparison_operator.
11597 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11598 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11599 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11600 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11601 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11602 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11603 (related splits): Change predicate to ix86_fp_comparison_operator.
11604 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11605 instead of ix86_fp_comparison_codes.
11606 (ix86_trivial_fp_comparison_operator,
11607 ix86_fp_comparison_operator): New.
11608 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11609 (ix86_expand_compare): Eliminate last two parameters.
11610 (ix86_fp_jump_nontrivial_p): Kill.
11611 * config/i386/i386.c (put_condition_code): Eliminate call to
11612 ix86_fp_comparison_codes and subsequent assertion.
11613 (ix86_fp_comparison_codes): Eliminate.
11614 (ix86_fp_swap_condition): New.
11615 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11616 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11617 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11618 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11619 and ix86_fp_swap_condition.
11620 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11621 Use ix86_fp_comparison_strategy.
11622 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11623 (ix86_fp_jump_nontrivial_p): Eliminate.
11624 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11625 call to ix86_expand_compare.
11626 (ix86_split_fp_branch, ix86_expand_setcc,
11627 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11628 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11630 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11632 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11633 related to jump_clobbers.
11634 * config/arm/arm.md (conds): Remove jump_clob case.
11635 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11636 splits): Change comparison_operator to arm_comparison_operator.
11637 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11640 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11642 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11643 condition for floating point modes.
11644 * expmed.c (emit_store_flag_1): Move here a bigger part
11645 of emit_store_flag.
11646 (emit_store_flag): Try swapping the condition for floating point
11648 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11650 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11652 * expr.c (expand_expr_real_1): Just use do_store_flag.
11653 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11654 emit_store_flag_force.
11655 * expmed.c (emit_store_flag_force): Copy here trick
11656 previously in expand_expr_real_1. Try reversing the comparison.
11657 (emit_store_flag_1): Work if target is NULL.
11658 (emit_store_flag): Work if target is NULL, using the result mode
11659 from the comparison. Use split_comparison, restructure final part
11660 to simplify conditionals.
11662 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11664 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11665 * dojump.c (do_jump): Change handling of floating-point
11666 ops to use just do_compare_and_jump.
11667 (split_comparison): New.
11668 (do_compare_rtx_and_jump): Add here logic coming previously
11669 in do_jump, using split_comparison.
11671 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11674 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11676 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11678 * tree-ssa-alias.c: Fix unintentional commit.
11680 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11682 * passes.c (execute_one_pass): Fix unintentional commit.
11684 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11686 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11687 (df_rd_local_compute, df_md_local_compute): Inline them.
11689 (df_md_scratch): New.
11690 (df_md_alloc, df_md_free): Allocate/free it.
11691 (df_md_local_compute): Only include live registers in init.
11692 (df_md_transfer_function): Prune the in-set computed by
11693 the confluence function, and the gen-set too.
11695 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11697 PR rtl-optimization/26854
11698 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11699 * df-problems.c (df_rd_add_problem): Fix comment.
11700 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11701 df_md_simulate_artificial_defs_at_top,
11702 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11703 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11704 df_md_transfer_function, df_md_init, df_md_confluence_0,
11705 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11706 problem_MD, df_md_add_problem): New.
11707 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11708 df_md_get_bb_info): New.
11709 (DF_LAST_PROBLEM_PLUS1): Adjust.
11711 * Makefile.in (fwprop.o): Include domwalk.h.
11712 * fwprop.c: Include domwalk.h.
11713 (reg_defs, reg_defs_stack): New.
11714 (bitmap_only_bit_between): Remove.
11715 (process_defs): New.
11716 (process_uses): Use reg_defs and local_md instead of
11717 bitmap_only_bit_between and local_rd.
11718 (single_def_use_enter_block): New, from build_single_def_use_links.
11719 (single_def_use_leave_block): New.
11720 (build_single_def_use_links): Remove code moved to
11721 single_def_use_enter_block, invoke domwalk.
11722 (use_killed_between): Adjust comment.
11724 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11726 * bitmap.h (bitmap_ior_and_into): New.
11727 * bitmap.c (bitmap_ior_and_into): New.
11729 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11731 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11732 before_dom_children_before_stmts and after_dom_children_after_stmts.
11733 Rename the two remaining callbacks to just before_dom_children and
11734 after_dom_children. Remove other GIMPLE statement walking bits.
11735 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11736 * graphite.c: Do not include domwalk.h.
11737 * tree-into-ssa.c (interesting_blocks): New global.
11738 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11739 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11740 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11741 now that they're not domwalk callbacks.
11742 (rewrite_initialize_block): Rename to...
11743 (rewrite_enter_block): ... this, place after called functions. Test
11744 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11745 (rewrite_finalize_block): Rename to...
11746 (rewrite_leave_block): ... this, place after called functions.
11747 (rewrite_update_init_block): Rename to...
11748 (rewrite_update_enter_block): ... this, place after called functions.
11749 Test interesting_blocks, call rewrite_update_stmt and
11750 rewrite_update_phi_arguments.
11751 (rewrite_update_fini_block): Rename to...
11752 (rewrite_leave_block): ... this, place after called functions.
11753 (rewrite_blocks): Remove last argument, simplify initialization of
11755 (mark_def_sites_initialize_block): Rename to...
11756 (mark_def_sites_block): ... this, call mark_def_sites.
11757 (mark_def_sites_blocks): Remove argument, simplify initialization of
11759 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11760 (update_ssa): Likewise.
11761 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11763 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11764 (dom_opt_initialize_block): Rename to...
11765 (dom_opt_enter_block): ... this, place after called functions. Walk
11766 statements here, inline propagate_to_outgoing_edges.
11767 (dom_opt_finalize_block): Rename to...
11768 (dom_opt_leave_block): ... this, place after called functions.
11769 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11771 (dse_enter_block, dse_record_phi): New.
11772 (dse_record_phis): Delete.
11773 (dse_finalize_block): Rename to...
11774 (dse_leave_block): ... this.
11775 (tree_ssa_dse): Simplify initialization of walk_data.
11776 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11777 Adjust initialization of walk_data.
11778 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11779 * tree-ssa-loop-phiopt.c (get_non_trapping):
11780 Adjust initialization of walk_data.
11781 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11782 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11783 it's not a domwalk callback.
11784 (uncprop_initialize_block): Rename to...
11785 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11786 (dse_finalize_block): Rename to...
11787 (dse_leave_block): ... this.
11788 (tree_ssa_uncprop): Simplify initialization of walk_data.
11789 * Makefile.in: Adjust dependencies.
11791 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11793 * arm.md (casesi): Fix test for Thumb1.
11794 (thumb1_casesi_internal_pic): Likewise.
11795 (thumb1_casesi_dispatch): Likewise.
11797 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11799 * config/arm/arm-cores.def: Added core cortex-m0.
11800 * config/arm/arm-tune.md: Regenerated.
11801 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11803 2009-06-26 DJ Delorie <dj@redhat.com>
11805 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11807 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11808 the scheduler doesn't tag jump insns.
11810 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11812 * c-decl.c (merge_decls): Re-indent.
11814 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11817 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11818 Special-case decimal float constants.
11820 2009-06-26 Richard Henderson <rth@redhat.com>
11822 * function.h (struct function): Add cannot_be_copied_reason,
11823 and cannot_be_copied_set.
11824 * tree-inline.c (has_label_address_in_static_1): Rename from
11825 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11826 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11827 don't set inline_forbidden_reason.
11828 (copy_forbidden): New function, split out of inline_forbidden_p.
11829 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11830 (inline_forbidden_p): Use copy_forbidden.
11831 (tree_versionable_function_p): Likewise.
11832 (inlinable_function_p): Merge into tree_inlinable_function_p.
11833 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11834 * ipa-cp.c (ipcp_versionable_function_p): New function.
11835 (ipcp_cloning_candidate_p): Use it.
11836 (ipcp_node_modifiable_p): Likewise.
11838 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11840 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11841 that is marked not to be inlined. Remove flag_mudflap use.
11842 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11843 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11845 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11848 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11849 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11851 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11853 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11855 (__mingwthr_remove_key_dtor): Likewise.
11857 2009-06-26 Richard Guenther <rguenther@suse.de>
11859 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11861 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11863 PR middle-end/40525
11864 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11865 try the non-cond_exec path also.
11867 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11870 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11871 (output_cbranch): Use new functions.
11872 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11875 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11876 Pat Haugen <pthaugen@us.ibm.com>
11877 Revital Eres <ERES@il.ibm.com>
11879 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11880 for %c error. Add %x support to print VSX registers as a unified
11881 register set, instead of separate float and altivec registers.
11882 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11883 %y case, and add support for VSX pre-modify addresses.
11884 (output_toc): Add assert for CONST containing an integer constant
11886 (rs6000_adjust_cost): Add POWER7 support.
11887 (insn_must_be_first_in_group): Ditto.
11888 (insn_must_be_last_in_group): Ditto.
11889 (rs6000_emit_popcount): Ditto.
11890 (rs6000_vector_mode_supported_p): Ditto.
11892 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11893 Change some of the functions called by macros to being called
11894 through a pointer, so debug functions can be inserted if
11895 -mdebug=addr or -mdebug=cost.
11896 (rs6000_preferred_reload_class_ptr): Ditto.
11897 (rs6000_secondary_reload_class_ptr): Ditto.
11898 (rs6000_secondary_memory_needed_ptr): Ditto.
11899 (rs6000_cannot_change_mode_class_ptr): Ditto.
11900 (rs6000_secondary_reload_inner): Ditto.
11901 (rs6000_legitimize_reload_address): Ditto.
11902 (rs6000_legitimize_reload_address_ptr): Ditto.
11903 (rs6000_mode_dependent_address): Ditto.
11904 (rs6000_mode_dependent_address_ptr): Ditto.
11906 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11907 function to return true if the mode allows reg + integer
11909 (virtual_stack_registers_memory_p): New function to return true if
11910 the address refers to a virtual stack register.
11911 (rs6000_legitimate_offset_address_p): Move code to say whether a
11912 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11914 (rs6000_legitimate_address_p): Add checks for modes that only can
11915 do reg+reg addressing. Start adding VSX support.
11916 (rs6000_legitimize_reload_address): Ditto.
11917 (rs6000_legitimize_address): Ditto.
11918 (rs6000_debug_legitimate_address_p): New debug functions for
11919 -mdebug=addr and -mdebug=cost.
11920 (rs6000_debug_rtx_costs): Ditto.
11921 (rs6000_debug_address_costs): Ditto.
11922 (rs6000_debug_adjust_cost): Ditto.
11923 (rs6000_debug_legitimize_address): Ditto.
11924 (rs6000_legitimize_reload_address_ptr): Point to call normal
11925 function or debug function. Make functions called via pointer
11927 (rs6000_mode_dependent_address_ptr): Ditto.
11928 (rs6000_secondary_reload_class_ptr): Ditto.
11929 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11930 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11931 into a friendlier error.
11932 (rs6000_init_builtins): Add initial VSX support.
11933 (rs6000_adjust_cost): Fix some spacing issues.
11935 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11936 (REG_CLASS_NAMES): Ditto.
11937 (REG_CLASS_CONTENTS): Ditto.
11938 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11939 pointer, to add -mdebug=addr support.
11940 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11941 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11942 -mdebug=addr support.
11943 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11944 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11945 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11947 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11949 (bswapsi*): Set attribute types for load/store. Add combiner
11950 patterns to eliminate zero extend on 64-bit.
11951 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11952 stdbrx if the hardware supports those instructions.
11954 2009-06-25 Ian Lance Taylor <iant@google.com>
11956 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11957 (Link Options): Document -static-libstdc++.
11959 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11962 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11963 DATA_ALIGNMENT instead.
11965 2009-06-25 Richard Guenther <rguenther@suse.de>
11967 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11968 indirect references against the callused/escaped solutions.
11969 (call_may_clobber_ref_p_1): Likewise.
11971 2009-06-25 Martin Jambor <mjambor@suse.cz>
11973 PR tree-optimization/40493
11974 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11975 (enum unscalarized_data_handling): New type.
11976 (handle_unscalarized_data_in_subtree): Return what has been done.
11977 (load_assign_lhs_subreplacements): Handle left flushes differently.
11978 (sra_modify_assign): Use unscalarized_data_handling, simplified
11979 condition determining whether to remove the statement.
11981 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11983 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11984 excerpt - @ should be doubled for texinfo.
11986 2009-06-24 Ian Lance Taylor <iant@google.com>
11988 * config/arc/arc.c: Include "df.h".
11989 (arc_attribute_table): Make static. Move higher in file.
11990 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11991 (output_shift): Initialize n later to avoid warning.
11992 * config/arm/arm.c (arm_attribute_table): Make static. Move
11994 * config/avr/avr.c (avr_attribute_table): Make static. Move
11996 (reg_class_tab): Change array type from int to enum reg_class.
11997 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11999 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12000 (lshrhi3_out): Likewise.
12001 (class_likely_spilled_p): Change return type to bool.
12002 (avr_rtx_costs): Use local code variable with enum type.
12003 * config/avr/avr.md (movmemhi): Use add_reg_note.
12004 (andhi3, andsi3): Don't use AS2 with "and".
12005 (iorhi3, iorsi3): Don't use AS2 with "or".
12006 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12007 * config/crx/crx.c: Include "df.h".
12008 (crx_attribute_table): Make static.
12009 * config/m32r/m32r.c: Include "df.h".
12010 (m32r_attribute_table): Make static. Move higher in file.
12011 (pop): Use add_reg_note.
12012 (block_move_call): Change 0 to LCT_NORMAL in function call.
12013 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12014 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12015 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12016 declare, not just when TREE_CODE is defined.
12017 * config/m68hc11/m68hc11.c: Include "expr.h".
12018 (m68hc11_attribute_table): Make static. Move higher in file.
12019 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12021 (m68hc11_register_indirect_p): Likewise.
12022 (m68hc11_function_arg_padding): Change return type to enum
12024 (emit_move_after_reload): Use add_reg_note.
12025 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12026 (m68hc11_split_logical): Likewise.
12027 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12029 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12030 to VOIDmode in function call.
12031 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12033 (m68hc11_split_logical): Update declaration.
12034 (m68hc11_function_arg_padding): Update declaration.
12035 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12036 to array of enum reg_class.
12037 (mcore_attribute_table): Make static. Move higher in file.
12038 (mcore_rtx_costs): Add cast to enum type.
12039 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12040 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12041 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12043 * config/sh/predicates.md (trapping_target_operand): Rename and to
12045 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12047 * config/spu/spu.c (spu_attribute_table): Make static. Move
12049 * config/v850/v850.c (v850_attribute_table): Make static. Move
12051 (v850_rtx_costs): Use local code with enum type.
12052 (expand_epilogue): Add cast.
12053 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12055 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12058 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12059 -m2a-single-only and -m2a-nofpu.
12060 * config/sh/sh.opt: Document m2a generates FPU code.
12062 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12064 * defaults.h (CAN_ELIMINATE): Provide default.
12065 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12066 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12067 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12068 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12069 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12070 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12071 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12072 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12073 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12074 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12076 2009-06-24 DJ Delorie <dj@redhat.com>
12078 * mep-ext-cop.cpu: Fix copyright notice.
12079 * mep-default: Fix copyright notice.
12080 * mep-core: Fix copyright notice.
12081 * mep: Fix copyright notice.
12082 * mep-ivc2: Fix copyright notice.
12083 * mep-c5: Fix copyright notice.
12085 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12087 * doc/contrib.texi (Contributors):
12089 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12091 PR middle-end/40501
12092 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12093 src and dst operands if necessary.
12095 2009-06-23 DJ Delorie <dj@redhat.com>
12098 * config.gcc: Add mep support.
12099 * recog.c: Resurrect validate_replace_rtx_subexp().
12100 * recog.h: Likewise.
12101 * config/mep/: Add new port:
12102 * config/mep/constraints.md: New file.
12103 * config/mep/default.h: New file.
12104 * config/mep/intrinsics.h: New file.
12105 * config/mep/intrinsics.md: New file.
12106 * config/mep/ivc2-template.h: New file.
12107 * config/mep/mep-c5.cpu: New file.
12108 * config/mep/mep-core.cpu: New file.
12109 * config/mep/mep-default.cpu: New file.
12110 * config/mep/mep-ext-cop.cpu: New file.
12111 * config/mep/mep-intrin.h: New file.
12112 * config/mep/mep-ivc2.cpu: New file.
12113 * config/mep/mep-lib1.asm: New file.
12114 * config/mep/mep-lib2.c: New file.
12115 * config/mep/mep-pragma.c: New file.
12116 * config/mep/mep-protos.h: New file.
12117 * config/mep/mep-tramp.c: New file.
12118 * config/mep/mep.c: New file.
12119 * config/mep/mep.cpu: New file.
12120 * config/mep/mep.h: New file.
12121 * config/mep/mep.md: New file.
12122 * config/mep/mep.opt: New file.
12123 * config/mep/predicates.md: New file.
12124 * config/mep/t-mep: New file.
12126 2009-06-23 Ian Lance Taylor <iant@google.com>
12128 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12129 from loose_warn into c_loose_warn and from strict_warn into
12130 c_strict_warn. Set and substitute warn_cxxflags. Check for
12131 --enable-build-with-cxx. Set and substitute
12132 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12133 * Makefile.in (CXXFLAGS): New variable.
12134 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12135 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12136 the default is the same as $(STRICT_WARN).
12137 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12138 (CXX): New variable.
12139 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12140 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12141 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12142 (HOST_LIBS): New variable.
12143 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12144 (ALL_CXXFLAGS): New variable.
12145 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12146 * doc/install.texi (Configuration): Document
12147 --enable-build-with-cxx, --with-stage1-ldflags,
12148 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12149 * configure: Rebuild.
12151 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12153 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12154 from previous commit.
12156 2009-06-23 Ian Lance Taylor <iant@google.com>
12158 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12160 2009-06-23 Ian Lance Taylor <iant@google.com>
12162 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12163 with ATTRIBUTE_UNUSED.
12165 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12166 Pat Haugen <pthaugen@us.ibm.com>
12167 Revital Eres <eres@il.ibm.com>
12169 * config.in (HAVE_AS_POPCNTD): Add default definition.
12170 (HAVE_AS_LWSYNC): Ditto.
12172 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12174 (gcc_cv_as_powerpc_cmpb): Ditto.
12175 (gcc_cv_as_powerpc_dfp): Ditto.
12176 (gcc_cv_as_powerpc_vsx): Ditto.
12177 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12178 supporting the popcntd/lwsync instructions.
12179 (gcc_cv_as_powerpc_lwsync): Ditto.
12180 * configure: Regenerate.
12182 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12183 -mcpu=native and -mcpu=power7.
12184 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12186 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12187 a variable instead of a mask to reduce the number of mask bits.
12188 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12189 (-mbit-word): Ditto.
12190 (-mregnames): Ditto.
12191 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12192 (-mfused-madd): Ditto.
12194 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12196 (-mvsx): New switch for VSX instructions.
12197 (-misel): Move from a variable to a mask to allow it to be set by
12200 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12201 function declaration to an array declaration.
12202 (rs6000_hard_regno_nregs): New external array declaration.
12204 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12205 files included by rs6000.md.
12207 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12208 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12210 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12212 (rs6000_debug_reg): New -mdebug= variables.
12213 (rs6000_debug_addr): Ditto.
12214 (rs6000_debug_cost): Ditto.
12215 (rs6000_pmode): New variable to hold Pmode.
12216 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12217 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12218 calculated at compiler start.
12219 (rs6000_hard_regno_nregs): Change function to an array which holds
12220 HARD_REGNO_NREGS calculated at compiler start.
12221 (rs6000_explicit_options): Delete isel field.
12222 (rs6000_vector_unit): New array to hold which vector unit
12223 supports arithmetic options for a given type.
12224 (rs6000_vector_mem): New array to hold which vector unit supports
12225 memory reference operations for a given type.
12226 (rs6000_vector_align): New array to given the alignment of each
12228 (power7_cost): New basic costs for power7.
12229 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12230 (rs6000_hard_regno_nregs_internal): New function, moved from
12231 HARD_REGNO_NREGS, to calculate the number of registers each hard
12232 register takes for each type.
12233 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12234 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12235 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12236 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12237 unit information here so it is calculated once at compiler startup
12239 (rs6000_override_options): Make -misel a target mask. Add more
12240 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12241 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12243 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12244 (rs6000_handle_option): Move -misel from variable to target mask.
12245 (rs6000_builtin_mask_for_load): Add VSX support.
12246 (rs6000_conditional_register_usage): Ditto.
12247 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12248 (function_arg_boundary): Ditto.
12249 (rs6000_expand_builtin): Ditto.
12250 (def_builtin): Make abort message a little friendlier.
12251 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12253 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12254 assembler support the popcntd instruction instead of a vsx
12255 instruction to enable power7 support.
12256 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12257 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12258 option to the assembler if -mcpu=native.
12259 (ASM_CPU_NATIVE_SPEC): Ditto.
12260 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12262 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12263 the lwsync instruction.
12264 (enum processor_type): Add PROCESSOR_POWER7.
12265 (rs6000_debug_reg): New -mdebug= options.
12266 (rs6000_debug_addr): Ditto.
12267 (rs6000_debug_cost): Ditto.
12268 (rs6000_isel): Delete.
12269 (enum rs6000_vector): New enum to say what vector unit we have.
12270 (VECTOR_UNIT_*): New macros to say which vector unit has
12271 arithmetic operations for a given type.
12272 (VECTOR_MEM_*): New macros to say which vector unit has memory
12273 operations for a given type.
12274 (TARGET_LDBRX): Whether the machine supports the ldbrx
12276 (TARGET_ISEL): Delete, -misel moved to be a mask.
12277 (TARGET_ISEL64): New macro for 64-bit isel support.
12278 (UNITS_PER_VSX_WORD): New macro.
12279 (POINTER_SIZE): Move to be an external variable, rather than
12280 calculating whether we are generating 32 ot 64-bit code.
12282 (STACK_BOUNDARY): Add VSX support.
12283 (LOCAL_ALIGNMENT): Ditto.
12284 (SLOW_UNALIGNED_ACCESS): Ditto.
12285 (VSX_REGNO_P): New macro for VSX support.
12286 (VFLOAT_REGNO_P): Ditto.
12287 (VINT_REGNO_P): Ditto.
12288 (VLOGICAL_REGNO_P): Ditto.
12289 (VSX_VECTOR_MODE): Ditto.
12290 (VSX_SCALAR_MODE): Ditto.
12292 (VSX_MOVE_MODE): Ditto.
12293 (VSX_REG_CLASS_P): Ditto.
12294 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12296 (UNITS_PER_SIMD_WORD): Add VSX support.
12297 (MODES_TIEABLE_P): Ditto.
12298 (STARTING_FRAME_OFFSET): Ditto.
12299 (STACK_DYNAMIC_OFFSET): Ditto.
12300 (EPILOGUE_USES): Ditto.
12301 (REGNO_REG_CLASS): Move to array lookup.
12302 (CLASS_MAX_NREGS): Ditto.
12303 (rs6000_vector_reg_class): Add declaration.
12304 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12305 overlap with the floating point and Altivec registers.
12307 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12309 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12310 give the appropriate asm switches if -mcpu=native.
12311 (host_detect_local_cpu): Add support for "asm".
12312 (host_detect_local_cpu): Follow GNU code guidelines for name.
12314 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12315 -mbit-word to a variable instead of being a target mask.
12317 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12318 emit the lwsync instruction instead of emitting the instruction as
12319 an integer constant.
12321 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12322 fixuns_trundfsi2, move expander into rs6000.md.
12324 * config/rs6000/rs6000.md (cpu): Add power7.
12325 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12326 (logical predicate patterns): Change the single instruction
12327 primitives that set CR0 to be fast_compare instead of compare.
12329 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12330 (popcntddi2): Ditto.
12331 (popcount<mode>): Ditto.
12332 (floating multiply/add insns): Name the floating point
12333 multiply/add insns.
12334 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12335 (isel_unsigned_<mode>): Ditto.
12336 (fixuns_trundfsi2): Move expander here from spe.md.
12337 (smindi3): Define if we have -misel on 64-bit systems.
12342 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12344 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12346 * config/avr/avr.c (avr_current_device): New variable.
12347 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12348 (avr_arch, mcu_type_s): Move to avr.h.
12349 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12350 default_data_section_start fields.
12351 (avr_arch): Moved from avr.c.
12352 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12353 library_name fields.
12354 (avr_current_device, avr_mcu_types, avr_arch_types,
12355 avr_device_to_arch, avr_device_to_data_start,
12356 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12357 (EXTRA_SPEC_FUNCTIONS): Define.
12358 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12359 options mapping. Use device_to_arch and device_to_data_start insted.
12360 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12361 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12362 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12363 * config/avr/driver-avr.c: New file.
12364 * config/avr/avr-devices.c: New file.
12366 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12368 * var-tracking.c (unshare_variable): Force initialized to
12369 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12370 (set_variable_part): Likewise.
12371 (struct variable_union_info): Remove pos_src field.
12372 (vui_vec, vui_allocated): New variables.
12373 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12374 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12375 == 1 use a simpler sorting algorithm. Compute pos field right
12376 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12377 Avoid quadratic comparison if !flag_var_tracking_uninit.
12378 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12379 unshare_variable unconditionally.
12380 (dataflow_set_different_2): Removed.
12381 (dataflow_set_different): Don't traverse second hash table.
12382 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12383 unconditionally to var_reg_set or var_mem_set.
12384 (emit_notes_in_bb): Likewise.
12385 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12387 (emit_note_insn_var_location): Don't set initialized to
12388 VAR_INIT_STATUS_INITIALIZED early.
12389 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12391 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12393 * tree-object-size.c (addr_object_size): Instead of checking
12394 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12395 are no FIELD_DECLs following it.
12397 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12399 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12400 order to match bswaps with signed source operands.
12402 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12404 * sdbout.c (sdbout_one_type): Fix braces in switch.
12406 2009-06-23 Richard Guenther <rguenther@suse.de>
12408 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12410 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12411 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12412 var_callused, callused_tree, var_storedanything, storedanything_tree,
12413 var_integer, integer_tree): Remove global variables.
12414 (new_var_info): Do not pass new id, append the new var to the
12415 global variable vector.
12416 (do_ds_constraint): Use is_global_var member of the variable-info.
12417 (new_scalar_tmp_constraint_exp): Adjust.
12418 (create_function_info_for): Likewise.
12419 (create_variable_info_for): Likewise.
12420 (find_what_var_points_to): Remove dead code.
12421 (init_base_vars): Simplify.
12422 (compute_points_to_sets): Adjust.
12424 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12426 * combine.c (try_combine): Dump information about the insns we're
12429 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12431 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12432 check when calling force_to_mode on TRUNCATE's operand.
12434 2009-06-22 Ian Lance Taylor <iant@google.com>
12436 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12438 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12440 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12442 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12444 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12445 override library linkage flags such as -static-libgcc or
12448 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12450 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12452 2009-06-22 Ian Lance Taylor <iant@google.com>
12454 * config/linux.opt: Put mglibc ahead of muclibc.
12456 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12457 for duplicate decls.
12459 2009-06-22 Matthias Klose <doko@ubuntu.com>
12461 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12463 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12466 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12467 instead of NULL if a parser error occurs.
12469 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12471 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12472 non-DWARF2_DEBUGGING_INFO version.
12474 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12476 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12477 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12479 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12480 (LIBGCC2_TF_CEXT): Define.
12483 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12486 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12488 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12490 * config/arm/arm.c (arm_override_options): Disable
12491 -mcaller-super-interworking and -mcallee-super-interworking.
12492 * doc/invoke.texi (ARM Options): Document this.
12494 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12496 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12497 * config/arm/constraints.md (j): New constraint for movw operands.
12498 (N): Remove thumb2 meaning.
12499 * config/arm/arm.md (*arm_movw): Delete.
12500 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12501 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12502 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12504 2009-06-22 Martin Jambor <mjambor@suse.cz>
12506 PR tree-optimization/40492
12507 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12508 build_ref_for_offset.
12510 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12512 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12513 JUMP_TABLE_DATA_P predicates where applicable.
12514 * auto-inc-dec.c: Ditto.
12515 * builtins.c: Ditto.
12516 * caller-save.c: Ditto.
12518 * cfgcleanup.c: Ditto.
12519 * cfglayout.c: Ditto.
12521 * combine.c: Ditto.
12522 * combine-stack-adj.c: Ditto.
12526 * df-scan.c: Ditto.
12528 * dwarf2asm.c: Ditto.
12529 * dwarf2out.c: Ditto.
12530 * emit-rtl.c: Ditto.
12536 * function.c: Ditto.
12539 * genpreds.c: Ditto.
12540 * genrecog.c: Ditto.
12542 * ira-costs.c: Ditto.
12543 * ira-lives.c: Ditto.
12545 * loop-iv.c: Ditto.
12546 * lower-subreg.c: Ditto.
12547 * modulo-sched.c: Ditto.
12549 * postreload.c: Ditto.
12550 * print-rtl.c: Ditto.
12552 * reginfo.c: Ditto.
12553 * regmove.c: Ditto.
12554 * reload1.c: Ditto.
12557 * rtlanal.c: Ditto.
12559 * sched-vis.c: Ditto.
12561 * sel-sched-ir.c: Ditto.
12562 * simplify-rtx.c: Ditto.
12563 * targhooks.c: Ditto.
12564 * var-tracking.c: Ditto.
12565 * vmsdbgout.c: Ditto.
12567 2009-06-22 Matthias Klose <doko@ubuntu.com>
12569 * Makefile.in (install-plugin): Always use DESTDIR.
12571 2009-06-22 Olivier Hainque <hainque@adacore.com>
12573 * config/pa/pa.c (output_call): Don't optimize post call jumps
12574 into return address adjustments if the call may throw.
12576 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12578 * arm.c (thumb1_output_casesi): New function.
12579 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12580 optimizing for size or PIC.
12581 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12582 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12583 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12584 (thumb1_casesi_internal_pic): New expand rule.
12585 (thumb1_casesi_dispatch): New pattern.
12586 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12588 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12589 in the text seciton when PIC or optimizing for size.
12590 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12591 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12592 preservation properties of code.
12593 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12594 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12595 (__gnu_thumb1_case_si): New function.
12596 * t-arm (LIB1ASMSRC): Define here.
12597 (LIB1ASMFUNCS): Add some common functions.
12598 * t-arm-elf (LIB1ASMSRC): Delete.
12599 (LIB1ASMFUNCS): Append to existing set.
12600 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12601 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12602 * t-symbian (LIB1ASMFUNCS): Likewise.
12603 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12604 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12606 2009-06-21 Richard Guenther <rguenther@suse.de>
12608 PR tree-optimization/38729
12609 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12610 to loops with a single exit if -fno-expensive-optimizations.
12612 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12614 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12615 (dataflow_set): Change vars type from htab_t to shared_hash.
12616 (shared_hash_pool, empty_shared_hash): New variables.
12617 (vars_clear): Removed.
12618 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12619 shared_hash_find_slot_unshare, shared_hash_find_slot,
12620 shared_hash_find_slot_noinsert, shared_hash_find): New
12622 (shared_hash_unshare, shared_hash_destroy): New functions.
12623 (unshare_variable): Unshare set->vars if shared, use
12625 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12626 (get_init_value, find_src_set_src, dump_dataflow_set,
12627 clobber_variable_part, emit_notes_for_differences): Use
12629 (dataflow_set_init): Remove second argument, set vars to
12630 empty_shared_hash instead of creating a new htab.
12631 (dataflow_set_clear): Call shared_hash_destroy and set vars
12632 to empty_shared_hash instead of calling vars_clear.
12633 (dataflow_set_copy): Don't call vars_copy, instead just share
12634 the src htab with dst.
12635 (variable_union): Use shared_hash_*, use initially NO_INSERT
12636 lookup if set->vars is shared. Don't keep slot cleared before
12637 calling unshare_variable. Unshare set->vars if needed.
12638 Even ->refcount == 1 vars must be unshared if set->vars is shared
12639 and var needs to be modified.
12640 (variable_canonicalize): New function.
12641 (dataflow_set_union): If dst->vars is empty, just share src->vars
12642 with dst->vars and traverse with variable_canonicalize to canonicalize
12643 and unshare what is needed.
12644 (dataflow_set_different): If old_set and new_set use the same shared
12645 htab, they aren't different. If number of htab elements is different,
12646 htabs are different. Use shared_hash_*.
12647 (dataflow_set_destroy): Call shared_hash_destroy instead of
12649 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12650 second argument to dataflow_set_init.
12651 (vt_initialize): Likewise. Initialize shared_hash_pool and
12652 empty_shared_hash, move bb in/out initialization afterwards.
12653 Use variable_htab_free instead of NULL as changed_variables del hook.
12654 (variable_was_changed): Change type of second argument to pointer to
12655 dataflow_set. When inserting var into changed_variables, bump
12656 refcount. Unshare set->vars if set is shared htab and slot needs to
12658 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12659 lookup if set->vars is shared. Unshare set->vars if needed.
12660 Even ->refcount == 1 vars must be unshared if set->vars is shared
12661 and var needs to be modified. Adjust variable_was_changed caller.
12662 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12663 vars must be unshared if set->vars is shared and var needs to be
12664 modified. Adjust variable_was_changed caller.
12665 (emit_note_insn_var_location): Don't pool_free var.
12666 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12668 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12669 free_alloc_pool on shared_hash_pool.
12671 2009-06-20 Anthony Green <green@moxielogic.com>
12673 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12674 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12676 2009-06-20 Richard Guenther <rguenther@suse.de>
12678 * tree-ssa-structalias.c (find_func_aliases): For memset use
12679 a constraint from NULL if we memset to zero.
12680 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12681 we explicitly handle that do not read from memory.
12682 (call_may_clobber_ref_p_1): Properly handle builtins that may
12685 2009-06-20 Richard Guenther <rguenther@suse.de>
12687 PR tree-optimization/40495
12688 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12689 (new_scalar_tmp_constraint_exp): New function.
12690 (process_constraint): Do not create temporary decls.
12691 (process_all_all_constraints): Likewise.
12692 (handle_const_call): Likewise.
12693 (create_function_info_for): Do not set decl.
12695 2009-06-19 Ian Lance Taylor <iant@google.com>
12697 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12698 (rs6000_attribute_table): Make static; move before use.
12700 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12702 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12703 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12704 Propagate the TREE_READONLY flag without overwriting it.
12705 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12706 Propagate the TREE_READONLY flag onto the result.
12707 (process_call_operands): Move around. Use correct constant value.
12709 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12712 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12713 * config/arm/arm.md: Likewise.
12715 2009-06-19 Ian Lance Taylor <iant@google.com>
12717 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12718 to GIMPLE_ERROR_MARK.
12720 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12721 op2_original_type parameters. Warn about using different enum types.
12722 * c-parser.c (c_parser_conditional_expression): Pass original
12723 types to build_conditional_expr.
12724 * c-tree.h (build_conditional_expr): Update declaration.
12726 2009-06-19 Ian Lance Taylor <iant@google.com>
12728 * config/i386/i386.c (ix86_function_specific_save): Test that
12729 fields match values, rather than testing the values are in a
12732 2009-06-19 Richard Guenther <rguenther@suse.de>
12734 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12735 ADDR_EXPR pointers.
12736 (ptr_derefs_may_alias_p): Likewise.
12737 (ptr_deref_may_alias_ref_p_1): New function.
12738 (ptr_deref_may_alias_ref_p): Likewise.
12739 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12740 covered by looking at the ESCAPED solution.
12741 (call_may_clobber_ref_p_1): Likewise.
12742 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12743 Handle NULL_TREE offset. Do not produce redundant constraints.
12744 (process_all_all_constraints): New helper function.
12745 (do_structure_copy): Use it.
12746 (handle_lhs_call): Likewise.
12747 (find_func_aliases): Handle some builtins with pointer arguments
12748 and/or return values explicitly.
12750 2009-06-19 Ian Lance Taylor <iant@google.com>
12752 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12754 2009-06-19 Ian Lance Taylor <iant@google.com>
12756 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12758 2009-06-19 Ian Lance Taylor <iant@google.com>
12760 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12761 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12764 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12765 uninitialized const.
12767 2009-06-19 Ian Lance Taylor <iant@google.com>
12769 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12772 * c-decl.c (in_struct, struct_types): Remove.
12773 (struct c_binding): Add in_struct field.
12774 (c_binding_ptr): Define type, along with VEC.
12775 (struct c_struct_parse_info): Define.
12776 (struct_parse_info): New static variable.
12777 (bind): Initialize in_struct field.
12778 (start_struct): Remove enclosing_in_struct and
12779 enclosing_struct_types parameters. Add
12780 enclosing_struct_parse_info parameter. Change all callers. Set
12781 struct_parse_info rather than in_struct and struct_types.
12782 (grokfield): If -Wc++-compat and there is a symbol binding for the
12783 field name, set the in_struct flag and push it on the
12784 struct_parse_info->fields vector.
12785 (warn_cxx_compat_finish_struct): New static function.
12786 (finish_struct): Remove enclosing_in_struct and
12787 enclosing_struct_types parameters. Add
12788 enclosing_struct_parse_info parameter. Change all callers. Don't
12789 set C_TYPE_DEFINED_IN_STRUCT here. Call
12790 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12791 parameter. Only push on struct_types if warn_cxx_compat.
12792 (finish_enum): Only push on struct_types if warn_cxx_compat.
12793 (declspecs_add_type): Add loc parameter. Change all callers.
12794 Change all error calls to error_at. Pass loc, not input_location,
12795 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12796 defined in a struct. If -Wc++-compat and parsing a struct, record
12797 that a typedef name was used.
12798 * c-parser.c (c_parser_declspecs): Get location to pass to
12799 declspecs_add_type.
12800 (c_parser_struct_or_union_specifier): Update calls to start_struct
12802 * c-tree.h (struct c_struct_parse_info): Declare.
12803 (finish_struct, start_struct): Update declarations.
12804 (declspecs_add_type): Update declaration.
12806 2009-06-19 Ian Lance Taylor <iant@google.com>
12808 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12809 variable with an anonymous type.
12811 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12813 * see.c: Remove for real.
12815 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12817 * optabs.h (enum optab_index): Add new OTI_significand.
12818 (significand_optab): Define corresponding macro.
12819 * optabs.c (init_optabs): Initialize significand_optab.
12820 * genopinit.c (optabs): Implement significand_optab using
12821 significand?f2 patterns.
12822 * builtins.c (expand_builtin_mathfn): Handle
12823 BUILT_IN_SIGNIFICAND{,F,L}.
12824 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12825 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12827 * config/i386/i386.md (significandxf2, significand<mode>2): New
12828 expanders to implement significandf, significand and significandl
12829 built-ins as inline x87 intrinsics.
12831 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12833 * config/avr/avr.c (avr_override_options): Remove setting value of
12834 PARAM_INLINE_CALL_COST.
12836 2009-06-18 Richard Henderson <rth@redhat.com>
12839 * tree-pass.h (TDF_ASMNAME): New.
12840 * tree-dump.c (dump_options): Add asmname.
12841 * doc/invoke.texi: Document it.
12843 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12844 (dump_decl_name): ...here.
12845 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12846 (dump_generic_node): Update dump_function_name calls.
12847 (print_call_name): New flags arg; update all dump calls.
12848 * diagnostic.h (print_call_name): Update.
12849 * gimple-pretty-print.c (dump_gimple_call): Update.
12851 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12854 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12856 2009-06-18 Diego Novillo <dnovillo@google.com>
12858 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12859 * plugin.c (str_license): Declare.
12860 (try_init_one_plugin): Assert that the symbol
12861 'plugin_is_GPL_compatible' exists.
12863 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12866 * Makefile.in (OBJS-common): Remove see.o.
12868 * common.opt (fsee): Mark as preserved for backward compatibility.
12869 * opts.c (common_handle_option): Add OPT_fsee to the backward
12870 compatibility section.
12871 * passes.c (init_optimization_passes, pass_see): Remove pass.
12872 * timevar.def (TV_SEE): Remove.
12873 * tree-pass.h (pass_see): Remove declaration.
12874 * doc/invoke.texi (-fsee): Remove documentation.
12876 2009-06-18 Martin Jambor <mjambor@suse.cz>
12878 * tree-sra.c: Include statistics.h
12879 (sra_stats): New variable.
12880 (sra_initialize): Clear sra_stats.
12881 (create_access_replacement): Increment sra_stats.replacements.
12882 (get_access_replacement): Do not return twice.
12883 (analyze_all_variable_accesses): Increment statistics counter by the
12884 number of scalarized aggregates.
12885 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12886 (sra_modify_expr): Increment sra_stats.exprs.
12887 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12888 (sra_modify_assign): Increment sra_stats.exprs,
12889 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12890 (perform_intra_sra): Update statistics counters.
12891 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12893 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12895 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12896 (arm_scalar_mode_supported_p): New function.
12898 2009-06-18 Paul Brook <paul@codesourcery.com>
12899 Sandra Loosemore <sandra@codesourcery.com>
12901 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12902 (__extendhfsf2, __truncsfhf2): Define.
12903 * config/arm/fp16.c: New file.
12904 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12905 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12907 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12909 * doc/extend.texi (Half-Precision): New section.
12910 * doc/invoke.texi (Option Summary): List -mfp16-format.
12911 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12912 * config/arm/arm.opt (mfp16-format=): New.
12913 * config/arm/arm.c: Include intl.h.
12914 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12915 (TARGET_INVALID_RETURN_TYPE): Redefine.
12916 (TARGET_PROMOTED_TYPE): Redefine.
12917 (TARGET_CONVERT_TO_TYPE): Redefine.
12918 (arm_fp16_format): Define.
12919 (all_fpus): Add entry for neon-fp16.
12920 (fp_model_for_fpu): Likewise.
12921 (struct fp16_format): Declare.
12922 (all_fp16_formats): Define.
12923 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12925 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12927 (arm_legitimate_index_p): Treat HFmode like HImode.
12928 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12929 (coproc_secondary_reload_class): Special-case HFmode.
12930 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12931 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12932 (arm_init_fp16_builtins): New.
12933 (arm_init_builtins): Call it.
12934 (arm_invalid_parameter_type): New.
12935 (arm_invalid_return_type): New.
12936 (arm_promoted_type): New.
12937 (arm_convert_to_type).
12938 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12940 (arm_emit_fp16_const): New function.
12941 (arm_mangle_type): Mangle __fp16 as "Dh".
12942 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12944 (TARGET_NEON_FP16): New.
12945 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12946 (enum fputype): Add FPUTYPE_NEON_FP16.
12947 (enum arm_fp16_format_type): Declare.
12948 (arm_fp16_format): Declare.
12949 (LARGEST_EXPONENT_IS_NORMAL): Define.
12950 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12951 * config/arm/arm-modes.def (HFmode): Define.
12952 * config/arm/vfp.md: (*movhf_vfp): New.
12953 (extendhfsf2): New.
12955 * config/arm/arm.md: (fpu): Add neon_fp16.
12956 (floatsihf2, floatdihf2): New.
12957 (fix_trunchfsi2, fix_trunchfdi2): New.
12959 (extendhfdf2): New.
12961 (*arm32_movhf): New.
12962 (*thumb1_movhf): New.
12963 (consttable_2): Add check for HFmode constants.
12964 (consttable_4): Handle HFmode constants.
12966 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12968 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12970 2009-06-17 Olivier Hainque <hainque@adacore.com>
12972 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12973 const char ** conversion in AIX specific section.
12975 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12977 * config/i386/i386.c (ix86_special_builtin_type): Remove
12978 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12979 (bdesc_special_args): Updated.
12980 (ix86_init_mmx_sse_builtins): Likewise.
12981 (ix86_expand_special_args_builtin): Likewise.
12983 2009-06-17 Richard Henderson <rth@redhat.com>
12985 * tree-pretty-print.c (maybe_dump_asm_name): New.
12986 (dump_decl_name): Use it.
12987 (PRINT_FUNCTION_NAME): Merge into...
12988 (dump_function_name): ... here. Use maybe_dump_asm_name.
12990 2009-06-17 Cary Coutant <ccoutant@google.com>
12992 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12994 * debug.c (struct gcc_debug_hooks): Change placeholder for
12996 (debug_nothing_int_charstar_int): Replaced by...
12997 (debug_nothing_int_charstar_int_bool): ...this.
12998 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12999 source_line prototype.
13000 (debug_nothing_int_charstar_int): Replaced by...
13001 (debug_nothing_int_charstar_int_bool): ...this.
13002 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13003 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13004 Output is_stmt operand when necessary.
13005 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13006 (notice_source_line): Add is_stmt parameter.
13007 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13008 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13010 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13011 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13013 2009-06-17 Ian Lance Taylor <iant@google.com>
13015 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13017 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13020 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13022 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13023 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13024 tree_strip_sign_nop_conversions and
13025 tree_ssa_strip_useless_type_conversions rather than stripping
13026 the operations here.
13027 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13029 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13030 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13031 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13032 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13035 2009-06-17 Michael Eager <eager@eagercon.com>
13037 * config/rs6000/constraints.md (register_constraint "d"): New.
13038 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13039 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13040 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13041 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13042 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13043 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13044 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13045 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13046 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13047 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13049 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13050 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13051 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13052 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13053 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13054 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13055 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13056 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13057 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13058 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13059 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13060 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13061 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13062 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13064 2009-06-16 Ian Lance Taylor <iant@google.com>
13066 * profile.c (total_num_never_executed): Don't define.
13067 (compute_branch_probabilities): Don't count or print
13068 num_never_executed.
13069 (init_branch_prob): Don't set total_num_never_executed.
13070 (end_branch_prob): Don't print total_num_never_executed.
13072 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13074 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13076 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13078 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13079 (nabstd2_fpr): Same.
13081 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13083 * expr.c (expand_assignment): Change complex type check.
13085 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13087 * doc/plugins.texi (Building GCC plugins): Added new section.
13089 2009-06-17 Ian Lance Taylor <iant@google.com>
13091 * c-pch.c (get_ident): Don't set size of templ array.
13092 (pch_init): Don't set size of partial_pch array.
13094 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13095 string constant to intialize an array whose size is the length of
13098 2009-06-17 Richard Guenther <rguenther@suse.de>
13100 PR tree-optimization/40389
13101 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13102 to addressable types.
13103 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13105 2009-06-17 Richard Guenther <rguenther@suse.de>
13107 PR middle-end/40460
13108 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13109 if there is no evolution of left in the loop bail out.
13110 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13111 chrec_fold_multiply.
13113 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13114 Janis Johnson <janis187@us.ibm.com>
13117 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13118 for the symbol ref of a constant that is the source of a move
13119 - nor for any other not-obvious-label-ref constants.
13121 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13123 * plugin.c (position_pass): Skip newly inserted pass during list
13124 traversal to avoid repeated insertion.
13126 2009-06-16 Ian Lance Taylor <iant@google.com>
13128 * vec.h (VEC_stack_alloc): Define different version if
13129 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13130 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13131 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13132 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13134 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13136 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13138 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13139 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13140 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13141 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13142 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13143 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13144 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13145 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13146 __builtin_ia32_rdtscp.
13147 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13148 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13149 and __builtin_ia32_rorhi.
13150 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13151 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13152 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13153 (ix86_expand_args_builtin): Likewise.
13154 (ix86_expand_special_args_builtin): Likewise.
13156 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13157 (UNSPECV_RDTSC): Likewise.
13158 (UNSPECV_RDPMC): Likewise.
13159 (*bsr): Renamed to ...
13161 (*bsr_rex64): Renamed to ...
13164 (*rdpmc): Likewise.
13165 (*rdpmc_rex64): Likewise.
13167 (*rdtsc): Likewise.
13168 (*rdtsc_rex64): Likewise.
13169 (rdtscp): Likewise.
13170 (*rdtscp): Likewise.
13171 (*rdtscp_rex64): Likewise.
13173 * config/i386/ia32intrin.h: New.
13175 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13177 2009-06-16 Ian Lance Taylor <iant@google.com>
13179 * ira-build.c (copy_info_to_removed_store_destinations):
13180 Initialize parent_a.
13182 2009-06-16 Ian Lance Taylor <iant@google.com>
13184 * c-decl.c (grokdeclarator): Change size_varies to bool.
13186 2009-06-16 Ian Lance Taylor <iant@google.com>
13188 * sel-sched.c: Make forward declarations of move_op_hooks and
13189 fur_hooks explicitly extern.
13191 2009-06-16 Ian Lance Taylor <iant@google.com>
13193 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13194 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13196 2009-06-16 Ian Lance Taylor <iant@google.com>
13198 * resource.c (mark_referenced_resources): Change
13199 include_delayed_effects parameter to bool. Change all callers.
13200 (mark_end_of_function_resources): Likewise.
13201 * reorg.c (insn_references_resource_p): Likewise.
13202 (insn_sets_resource_p): Likewise.
13203 * resource.h (mark_referenced_resources): Update declaration.
13204 (mark_end_of_function_resources): Update declaration.
13206 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13208 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13210 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13212 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13213 GCC can bootstrap on AIX with GNU Binutils 2.20.
13215 2009-06-16 Ian Lance Taylor <iant@google.com>
13217 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13219 2009-06-16 Ian Lance Taylor <iant@google.com>
13221 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13222 inline, not extern inline.
13223 (exact_log2): Likewise.
13224 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13226 (exact_log2): Likewise, but don't test CTZ_HWI.
13228 2009-06-16 Ian Lance Taylor <iant@google.com>
13230 * bitmap.c (bitmap_clear): Don't declare as inline.
13231 * gimple.c (gimplify_assign): Likewise.
13232 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13233 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13234 (sched_scan_info): Remove duplicate definition.
13236 2009-06-16 Ian Lance Taylor <iant@google.com>
13238 * c-common.c (skip_evaluation): Don't define.
13239 (c_inhibit_evaluation_warnings): Define global variable.
13240 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13241 than skip_evaluation.
13242 (convert_and_check, warn_for_div_by_zero): Likewise.
13243 * c-common.h (skip_evaluation): Don't declare.
13244 (c_inhibit_evaluation_warnings): Declare.
13245 * c-parser.c (c_parser_typeof_specifier): Set
13246 c_inhibit_evaluation_warnings rather than skip_evaluation.
13247 (c_parser_conditional_expression): Likewise.
13248 (c_parser_binary_expression): Likewise.
13249 (c_parser_sizeof_expression): Likewise.
13250 (c_parser_alignof_expression): Likewise.
13251 * c-typeck.c (build_indirect_ref): Check
13252 c_inhibit_evaluation_warnings rather than skip_evaluation.
13253 (build_conditional_expr, build_binary_op): Likewise.
13255 2009-06-16 Richard Guenther <rguenther@suse.de>
13257 * tree-ssa-alias.c (is_escape_site): Remove.
13258 * tree-ssa-alias.h (enum escape_type): Remove.
13259 (is_escape_site): Likewise.
13260 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13261 via casts and asms without deferring to is_escape_site.
13263 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13265 PR middle-end/40446
13266 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13267 use gen_lowpart if op0 has complex mode.
13269 2009-06-16 Richard Guenther <rguenther@suse.de>
13271 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13272 variables add them to ESCAPED.
13273 (find_func_aliases): Do not make all indirectly stored values escaped.
13275 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13277 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13278 make_decl_one_only.
13280 2009-06-16 Martin Jambor <mjambor@suse.cz>
13282 PR tree-optimization/40432
13283 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13284 check whether we need to force gimple register operand.
13286 2009-06-16 Martin Jambor <mjambor@suse.cz>
13288 PR tree-optimization/40413
13289 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13290 build_ref_for_offset.
13291 (propagate_subacesses_accross_link): Fix a typo in a comment.
13293 2009-06-16 Ira Rosen <irar@il.ibm.com>
13295 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13296 with additional parameter.
13297 * tree-vectorizer.h (enum vect_def_type): Add new value
13299 (enum vect_relevant): Add comments.
13300 (vect_is_simple_reduction): Add new argument.
13301 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13302 Detect nested cycles.
13303 (vect_is_simple_reduction): Update documentation, add an argument to
13304 distinguish inner-loop reduction from nested cycle, detect nested
13305 cycles, fix printings and indentation, don't swap operands in case
13307 (get_initial_def_for_reduction): Handle subtraction.
13308 (vect_create_epilog_for_reduction): Add new argument to specify
13309 reduction variable.
13310 (vect_finalize_reduction): Handle subtraction, fix comments.
13311 (vectorizable_reduction): Handle nested cycles. In case of nested
13312 cycle keep track of the reduction variable position. Call
13313 vect_is_simple_reduction with additional parameter. Use original
13314 statement code in reduction epilogue for nested cycle. Call
13315 vect_create_epilog_for_reduction with additional parameter.
13316 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13317 inner-loop vectorization.
13318 (vect_recog_widen_sum_pattern): Likewise.
13319 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13321 (vect_mark_stmts_to_be_vectorized): Likewise.
13322 (vect_get_vec_def_for_operand): Handle nested cycles.
13324 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13326 * doc/invoke.texi (Debugging Options): Fix option index entries
13327 for -fdump-statistics, -frandom-seed add entries for
13328 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13329 (FRV Options): Fix entries for -mTLS, -mtls.
13330 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13331 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13332 (M68hc1x Options): Fix @itemx for -mnominmax.
13333 (MCore Options): Fix entry for -mno-lsim.
13334 (MMIX Options): Fix entry for -mabi=mmixware.
13335 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13337 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13339 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13340 Mention the plugin mode of gengtype.
13341 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13342 * gengtype.c: Updated copyright.
13343 (plugin_files, nb_plugin_files) Added new static variables.
13344 (measure_input_list) Care about plugin_files.
13345 (write_rtx_next): Added early return in plugin mode.
13346 (create_file): Updated copyright year in generated file. Added
13348 (oprintf): Added early return if NULL outf.
13349 (get_output_file_with_visibility): Care of plugin_files.
13350 (get_output_file_name): May return null.
13351 (write_local): Added early return.
13352 (put_mangled_filename): Ditto.
13353 (finish_root_table): Added check for base_files.
13354 (write_roots): Care about null when plugins.
13355 (main): Added plugin mode.
13357 2009-06-15 Ian Lance Taylor <iant@google.com>
13359 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13360 * gcov.c (read_count_file): Add braces around variables declared
13363 * c.opt (Wjump-misses-init): New warning.
13364 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13365 -Wall and -Wc++-compat if not already set.
13366 (c_common_post_options): Clear warn_jump_misses_init if it was not
13368 * c-decl.c (struct c_binding): Change type field to a union with
13369 new label field. Make it the first field in the struct. Update
13370 references to type to use u.type instead.
13371 (struct c_spot_bindings): Define.
13372 (struct c_goto_bindings): Define.
13373 (c_goto_bindings_p): Define, along with VECs.
13374 (struct c_label_vars): Define.
13375 (struct c_scope): Add has_label_bindings field.
13376 (bind_label, set_spot_bindings): New static functions.
13377 (decl_jump_unsafe, update_spot_bindings): New static functions.
13378 (update_label_decls): New static function.
13379 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13380 Update binding u.label field to shadowed field.
13381 (c_binding_start_stmt_expr): New function.
13382 (c_binding_end_stmt_expr): New function.
13383 (pushdecl): Don't call c_begin_vm_scope.
13384 (make_label): Add defining and p_label_vars parameters. Change
13386 (lookup_label): Correct test for whether a label has not yet been
13387 defined. Call bind_label rather than bind.
13388 (warn_about_goto): New static function.
13389 (lookup_label_for_goto): New function.
13390 (declare_label): Call bind_label rather than bind.
13391 (check_earlier_gotos): New static function.
13392 (define_label): Don't give errors about jumping into statement
13393 expressions or scopes of variably modified types. Call
13394 set_spot_bindings and check_earlier_gotos. Call bind_label
13395 instead of bind. Don't set label_context_stack_se or
13396 label_context_stack_vm.
13397 (c_get_switch_bindings): New function.
13398 (c_release_switch_bindings): New function.
13399 (c_check_switch_jump_warnings): New function.
13400 (start_function): Don't set label_context_stack_se or
13401 label_context_stack_vm.
13402 (finish_function): Likewise.
13403 * c-typeck.c (label_context_stack_se): Don't define.
13404 (label_context_stack_vm): Don't define.
13405 (c_finish_goto_label): Call lookup_label_for_goto rather than
13406 lookup_label. Don't give errors about jumping into a statement
13407 expression or the scope of a variably modified type. Don't set
13408 label_context_stack_se or label_context_stack_vm.
13409 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13410 fields. Add bindings field.
13411 (c_start_case): Don't set deleted fields. Set bindings field.
13412 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13413 or blocked_vm. Call c_check_switch_jump_warnings.
13414 (c_finish_case): Don't test blocked_stmt_expr field. Call
13415 c_release_switch_bindings.
13416 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13417 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13418 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13419 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13420 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13421 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13422 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13423 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13424 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13425 (C_DECL_UNJUMPABLE_VM): Don't define.
13426 (C_DECL_UNDEFINABLE_VM): Don't define.
13427 (struct c_label_list): Don't define.
13428 (struct c_label_context_se): Don't define.
13429 (struct c_label_context_vm): Don't define.
13430 (struct c_spot_bindings): Declare.
13431 (c_bindings_start_stmt_expr): Declare.
13432 (c_bindings_end_stmt_expr): Declare.
13433 (lookup_label_for_goto): Declare.
13434 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13435 (c_check_switch_jump_warnings): Declare.
13436 (label_context_stack_se, label_context_stack_vm): Don't declare.
13437 (c_finish_goto_label): Update declaration.
13438 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13439 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13440 (Warning Options): Document -Wjump-misses-init.
13442 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13444 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13447 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13449 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13451 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13453 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13455 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13457 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13459 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13461 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13462 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13463 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13464 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13465 * dwarf2asm.c (dw2_force_const_mem): Update call to
13466 make_decl_one_only.
13467 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13468 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13469 * langhooks.c (lhd_comdat_group): Remove.
13470 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13471 * tree.h (DECL_COMDAT_GROUP): New.
13472 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13473 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13474 (make_decl_one_only): Change signature.
13475 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13476 make_decl_one_only.
13477 (make_decl_one_only): Change signature.
13478 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13480 2009-06-15 Richard Guenther <rguenther@suse.de>
13482 PR middle-end/40439
13483 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13485 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13487 * tree-ssa-math-opts.c: Remove extra divide.
13489 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13491 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13493 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13495 * passes.c: Add bswap pass.
13496 * tree-pass.h: Add pass_optimize_bswap declaration.
13497 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13498 Include rtl.h, expr.h and optabs.h for optab_handler check.
13499 (struct symbolic_number, pass_optimize_bswap): New definition.
13500 (do_shift_rotate, verify_symbolic_number_p): New functions.
13501 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13502 (gate_optimize_bswap): New function.
13503 * tree.c (widest_int_cst_value): New function.
13504 * tree.h (widest_int_cst_value): Prototype added.
13506 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13508 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13509 REG_EQUAL/REG_EQUIV notes.
13511 2009-06-14 Richard Guenther <rguenther@suse.de>
13513 PR middle-end/40389
13514 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13515 has its address taken if NRV was applied and it is addressable.
13516 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13517 function split out from ...
13518 (get_constraint_for_1): ... here.
13519 (handle_rhs_call): Use it to mark the return slot escaped if
13520 it is addressable and NRV was applied.
13522 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13524 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13525 Change first argument type to location_t.
13526 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13527 Do not set input_location.
13528 Use loc instead of input_location throughout.
13530 2009-06-13 Richard Guenther <rguenther@suse.de>
13532 PR tree-optimization/40421
13533 * tree-predcom.c (should_unroll_loop_p): Remove.
13534 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13536 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13538 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13539 Add location argument.
13541 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13543 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13545 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13546 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13547 * config/spu/spu-protos.h: Add location to
13548 spu_resolve_overloaded_builtin.
13549 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13550 spu_build_builtin_va_list.
13551 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13552 argument. Pass location to build_function_call_vec.
13553 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13555 (emit_fpu_switch): Same.
13556 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13557 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13558 to build_decl and create_artificial_label.
13559 (xtensa_gimplify_va_arg_expr): Same.
13560 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13561 (xstormy16_gimplify_va_arg_expr): Same.
13562 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13563 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13564 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13565 (mips16_build_function_stub): Same.
13566 (mips16_build_call_stub): Same.
13568 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13571 * arm/constraints.md (Pa, Pb): New constraints.
13572 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13573 split pattern to deal with them.
13575 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13577 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13578 fix index entry for -Xpreprocessor.
13580 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13582 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13583 Add location argument to build_decl call.
13584 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13585 (rs6000_init_builtins): Same.
13586 (spe_init_builtins): Same.
13587 (rs6000_gimplify_va_arg): Add location argument to
13588 create_artificial_label call.
13590 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13592 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13593 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13594 * Makefile.in: Fix GGC dependency for gcse.o.
13596 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13598 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13599 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13600 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13602 * c-parser.c (c_parser_binary_expression): Use current column while
13603 building binary operations.
13604 * common.opt (fshow-column): Enable by default.
13605 * tree-vrp.c (check_array_ref): Use warning_at.
13606 (check_array_bounds): Use location from call back if expr has no
13608 * tree.h: Add location argument to maybe_fold_*.
13609 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13610 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13611 (maybe_fold_offset_to_component_ref): Same.
13612 (maybe_fold_offset_to_reference): Same.
13613 (maybe_fold_offset_to_address): Same.
13614 (maybe_fold_stmt_indirect): Same.
13615 (maybe_fold_stmt_addition): Same.
13616 (fold_stmt_r): Pass location to maybe_fold_*.
13617 (fold_gimple_assign): Same.
13618 * c-tree.h: Add location argument to finish_decl,
13619 default_function_array_conversion, store_init_value.
13620 * c-decl.c (define_label): Use error_at.
13621 (c_make_fname_decl): Pass location to finish_decl.
13622 (finish_decl): New location argument.
13623 (build_compound_literal): Pass location to store_init_value.
13624 (grokdeclarator): Pass location to finish_decl.
13626 * c-typeck.c (array_to_pointer_conversion): New location argument.
13627 (function_to_pointer_conversion): Same.
13628 (default_function_array_conversion): Same.
13629 (parser_build_unary_op): Pass location to overflow_warning.
13630 (parser_build_binary_op): Same. Use warning_at.
13631 (build_unary_op): Pass location to array_to_pointer_conversion.
13632 (build_c_cast): Pass location to digest_init.
13633 (build_modify_expr): New location argument.
13634 (convert_for_assignment): Same.
13635 (store_init_value): Same.
13636 (digest_init): Same.
13637 (output_init_element): Pass location to digest_init and
13638 array_to_pointer_conversion.
13639 (c_finish_return): Pass location to convert_for_assignment.
13640 * gimplify.c (gimplify_conversion): Pass location to
13641 maybe_fold_offset_to_address.
13642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13643 to maybe_fold_stmt_addition.
13644 * c-omp.c (c_finish_omp_atomic): Pass new location to
13646 (c_finish_omp_for): Same.
13647 * c-common.c (overflow_warning): New argument.
13648 * c-common.h: New argument to build_modify_expr, overflow_warning.
13649 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13651 (c_parser_initializer): Pass location to
13652 default_function_array_conversion.
13653 (c_parser_initelt): Same.
13654 (c_parser_initval): Same.
13655 (c_parser_asm_operands): Same.
13656 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13657 (c_parser_conditional_expression): Same.
13658 (c_parser_binary_expression): Add location info to stack. Use it.
13659 (c_parser_unary_expression): Pass location to
13660 default_function_array_conversion, parser_build_unary_op,
13661 build_indirect_ref, c_parser_postfix_expression_after_primary.
13662 (c_parser_postfix_expression_after_primary): New location argument.
13664 (c_parser_expression_conv): Pass location to
13665 default_function_array_conversion.
13666 (c_parser_expr_list): Same.
13667 (c_parser_omp_atomic): Same.
13668 (c_parser_omp_for_loop): Same.
13669 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13670 (build_array_declarator): New argument.
13671 * c-decl.c (build_array_declarator): Add location argument.
13672 (grokdeclarator): Set id_loc for cdk_array.
13673 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13674 build_array_declarator.
13675 * tree.c (build_omp_clause): Add location argument.
13676 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13677 (OMP_CLAUSE_LOCATION): New macro.
13678 (struct tree_omp_clause): Add location field.
13679 (build_omp_clause): Add argument.
13680 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13681 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13683 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13684 (cp_parser_omp_clause_collapse): Same.
13685 (cp_parser_omp_clause_default): Same.
13686 (cp_parser_omp_clause_if): Same.
13687 (cp_parser_omp_clause_nowait): Same.
13688 (cp_parser_omp_clause_num_threads): Same.
13689 (cp_parser_omp_clause_ordered): Same.
13690 (cp_parser_omp_clause_schedule): Same.
13691 (cp_parser_omp_clause_untied): Same.
13692 (cp_parser_omp_for_loop): Same.
13693 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13694 * c-tree.h (c_start_case): Add location argument.
13695 (c_process_expr_stmt): Same.
13696 (c_finish_goto_*): Same.
13697 * tree-parloops.c (initialize_reductions): Pass location to
13699 (create_parallel_loop): Same.
13700 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13701 (gfc_trans_omp_reduction_list): Same.
13702 (gfc_trans_omp_clauses): Same.
13703 (gfc_trans_omp_do): Same.
13704 * c-typeck.c (c_finish_goto_label): Same.
13705 (c_finish_goto_ptr): New location argument.
13706 (c_start_case): Same.
13707 (emit_side_effect_warnings): Same.
13708 (c_process_expr_stmt): Same.
13709 (c_finish_stmt_expr): Same.
13710 (c_finish_omp_clauses): Use error_at instead of error.
13711 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13713 * c-omp.c (c_split_parallel_clauses): New location argument.
13714 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13715 to build_omp_clause.
13716 (convert_local_reference_stmt): Same.
13717 (convert_gimple_call): Same.
13718 * c-common.h (c_split_parallel_clauses): New argument.
13719 * c-parser.c (c_parser_statement_after_labels): Pass location to
13720 c_finish_goto_label.
13721 (c_parser_switch_statement): Pass location to c_start_case.
13722 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13723 and c_process_expr_stmt.
13724 (c_parser_omp_variable_list): Add location argument.
13725 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13726 (c_parser_omp_clause_default): Same.
13727 (c_parser_omp_clause_if): Same.
13728 (c_parser_omp_clause_num_threads): Same.
13729 (-c_parser_omp_clause_ordered): Same.
13730 (c_parser_omp_clause_reduction): Pass location to
13731 c_parser_omp_variable_list.
13732 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13733 (c_parser_omp_clause_untied): Same.
13734 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13735 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13737 * c-tree.h (check_for_loop_decls, undeclared_variable,
13738 build_component_ref, build_array_ref, build_external_ref,
13739 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13740 build_conditional_expr, build_compound_expr, c_cast_expr,
13741 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13742 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13744 * c-semantics.c (build_stmt): Same.
13745 (build_case_label): Same.
13746 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13747 (undeclared_variable): New argument.
13748 (make_label): Same.
13749 (lookup_label): Pass location on down.
13750 (define_label): Same.
13751 (finish_decl): Same.
13752 (build_compound_literal): Same.
13753 (finish_struct): Same.
13754 (finish_function): Do not set location here.
13755 (check_for_loop_decls): New argument.
13756 * tree.c (save_expr): Set location.
13757 (build_empty_stmt): New argument.
13758 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13759 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13760 * builtins.c (gimplify_va_arg_expr): Use locations.
13761 (expand_builtin_sync_operation): Same.
13762 * c-typeck.c (build_component_ref): New argument.
13763 (build_array_ref): Same.
13764 (build_external_ref): Same.
13765 (c_expr_sizeof_expr): Same.
13766 (c_expr_sizeof_type): Same.
13767 (parser_build_unary_op): Same.
13768 (build_conditional_expr): Same.
13769 (build_compound_expr): Pass location on down.
13770 (build_compound_expr): New argument.
13771 (build_c_cast): Same.
13772 (c_cast_expr): Same.
13773 (build_asm_expr): Same.
13774 (c_finish_return): Same.
13775 (c_process_expr_stmt): Pass location on down.
13776 (c_finish_stmt_expr): New argument.
13777 (push_clenaup): Same.
13778 (c_finish_omp_parallel): Same.
13779 (c_finish_omp_task): Same.
13780 * gimplify.c (gimplify_call_expr): Pass location on down.
13781 * c-omp.c (c_finish_omp_master): New argument.
13782 (c_finish_omp_critical): Same.
13783 (c_finish_omp_ordered): Same.
13784 (c_finish_omp_barrier): Same.
13785 (-c_finish_omp_taskwait): Same.
13786 (c_finish_omp_atomic): Same.
13787 (c_finish_omp_flush): Same.
13788 * tree-inline.c (copy_tree_body_r): Pass location on down.
13789 (inline_forbidden_p): Remove use of input_location.
13790 * c-gimplify.c (c_build_bind_expr): New argument.
13791 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13792 (c_sizeof_or_alignof_type): New argument.
13793 (c_alignof_expr): Same.
13794 (build_va_arg): Same.
13795 (c_add_case_label): Same.
13796 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13797 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13798 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13799 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13800 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13801 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13803 * stub-objc.c (objc_build_selector_expr): Same.
13804 (objc_build_throw_stmt): Same.
13805 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13806 (c_parser_initelt): Same.
13807 (c_parser_compound_statement): Same.
13808 (c_parser_compound_statement_nostart): Same.
13809 (c_parser_label): Same.
13810 (c_parser_statement_after_labels): Same.
13811 (c_parser_if_body): Same.
13812 (c_parser_else_body): Same.
13813 (c_parser_if_statement): Same.
13814 (c_parser_switch_statement): Same.
13815 (c_parser_while_statement): Same.
13816 (c_parser_do_statement): Same.
13817 (c_parser_for_statement): Same.
13818 (c_parser_asm_statement): Same.
13819 (c_parser_conditional_expression): Same.
13820 (c_parser_binary_expression): Same.
13821 (c_parser_cast_expression): Same.
13822 (c_parser_unary_expression): Same.
13823 (c_parser_sizeof_expression): Same.
13824 (c_parser_alignof_expression): Same.
13825 (c_parser_postfix_expression): Same.
13826 (c_parser_expression): Same.
13827 (c_parser_objc_receiver): Same.
13828 (c_parser_omp_variable_list): Same.
13829 (c_parser_omp_structured_block): Same.
13830 (c_parser_omp_atomic): New argument.
13831 (c_parser_omp_barrier): Same.
13832 (c_parser_omp_critical): Same.
13833 (c_parser_omp_flush): Pass location on down.
13834 (c_parser_omp_for_loop): New argument.
13835 (c_parser_omp_for): Same.
13836 (c_parser_omp_master): Same.
13837 (c_parser_omp_ordered): Same.
13838 (c_parser_omp_sections_scope): Same.
13839 (c_parser_omp_sections): Same.
13840 (c_parser_omp_parallel): Same.
13841 (c_parser_omp_single): Same.
13842 (c_parser_omp_task): Same.
13843 (c_parser_omp_taskwait): Pass location on down.
13844 (c_parser_omp_construct): Same.
13845 (c_parser_omp_threadprivate): Same.
13846 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13847 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13848 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13849 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13850 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13851 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13852 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13853 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13854 config/i386/i386.c, stmt.c:
13855 Add location argument to the following function definitions and/or
13856 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13857 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13858 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13859 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13860 do_case, c_finish_bc_stmt, build_compound_literal,
13861 build_function_call.
13862 * c-decl.c (build_compound_literal): Add location argument.
13863 Make all diagnostic calls use location.
13864 (start_struct): Same.
13865 (finish_struct): Same.
13866 (start_enum): Same.
13867 (build_enumerator): Same.
13868 (start_function): Same.
13869 (grokdeclarator): Make all diagnostic calls use location.
13870 (store_parm_decls_oldstyle): Same.
13871 * c-typeck.c (build_function_call): Add location argument.
13872 Make all diagnostic calls use location.
13874 (c_finish_bc_stmt): Same.
13875 * tree-nested.c (get_trampoline_type): Add argument.
13876 Pass location to build_decl.
13877 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13878 * rtl.h (RTL_LOCATION): New.
13879 * c-common.c (c_add_case_label): Add location argument.
13880 Make all diagnostic calls use location.
13881 * c-common.h: Add location argument to make_fname_decl, do_case,
13882 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13883 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13884 Set it appropriately for every case. Pass enum_loc to start_enum
13885 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13887 (c_parser_struct_or_union_specifier): Save location. Use it for
13888 start_struct, finish_struct, and parser_xref_tag.
13890 2009-06-12 Ian Lance Taylor <iant@google.com>
13892 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13894 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13895 cpp_opts->warn_cxx_operator_names.
13897 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13900 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13901 is returns NULL and OP is a VCE, look through the VCE.
13903 2009-06-12 Ian Lance Taylor <iant@google.com>
13906 * collect2.c (main): Use CONST_CAST2 in code inside #if
13907 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13909 2009-06-12 Joey Ye <joey.ye@intel.com>
13911 PR middle-end/39146
13912 * cfgexpand.c (get_decl_align_unit): Update
13913 max_used_stack_slot_alignment with align instead of
13914 stack_alignment_needed.
13916 * function.c (assign_stack_local_1): Update
13917 max_used_stack_slot_alignment with alignment_in_bits instead
13918 of stack_alignment_needed.
13919 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13922 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13924 * dwarf2out.c (last_var_location_insn): New variable.
13925 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13926 (dwarf2out_var_location): Don't record anything after last real
13927 insn. Only change labels if there were any real instructions
13928 in between last note and this one, or if changed sections.
13930 2009-06-11 Richard Henderson <rth@redhat.com>
13932 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13933 note when storing the frame pointer in a register.
13934 (FRP): Don't redefine to nothing for epilogue.
13935 (alpha_expand_epilogue): Mark register and sp restores.
13936 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13938 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13939 when gen_lowpart is needed.
13941 2009-06-11 Richard Henderson <rth@redhat.com>
13943 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13945 * dwarf2out.c (need_data_align_sf_opcode): New.
13946 (div_data_align): Move earlier.
13947 (def_cfa_1, reg_save): Use it.
13949 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13951 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13952 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13953 (ix86_handle_option): Handle OPT_mcrc32.
13954 (ix86_target_string): Add -mcrc32.
13955 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13957 * config/i386/i386.h (TARGET_CRC32): New.
13959 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13960 (sse4_2_crc32di): Likewise.
13962 * config/i386/i386.opt (mcrc32): New.
13964 * doc/invoke.texi: Document -mcrc32.
13966 2009-06-11 Richard Henderson <rth@redhat.com>
13968 * common.opt (gdwarf-): Accept a version number.
13969 * doc/invoke.texi (gdwarf-): Update docs.
13970 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13971 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13972 version level, and record it.
13974 * dwarf2.h (DW_CIE_VERSION): Remove.
13975 * dwarf2out.c (DWARF_VERSION): Remove.
13976 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13977 (output_call_frame_info): Use CIE version 3 for dwarf3,
13978 or if the return register column is out of range for version 1.
13979 (dwarf_stack_op_name): Add all dwarf3 values.
13980 (DEBUG_PUBTYPES_SECTION): New.
13981 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13982 encoding change for dwarf3.
13983 (output_die) [dw_val_class_die_ref]: Likewise.
13984 (output_compilation_unit_header): Emit correct version for dwarf3.
13985 (output_line_info): Likewise.
13986 (output_pubnames): Update for DWARF_VERSION removal.
13987 (output_aranges): Likewise.
13988 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13989 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13990 (dwarf2out_finish): Likewise.
13992 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13994 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13997 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14000 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14001 * builtins.c (expand_builtin_unreachable): New function.
14002 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14003 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14004 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14006 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14007 searching for missing barriers.
14009 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14011 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14012 when -fprofile-generate* was passed.
14013 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14015 2009-06-11 Anthony Green <green@moxielogic.com>
14017 * config/moxie/moxie.md: Define length attribute for all instructions.
14019 (*b<cond:code>): Support limited branch ranges for new PC-relative
14020 branch instructions.
14021 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14023 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14025 * config/i386/i386.c (min_insn_size): Use get_attr_length
14026 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14027 For __asm return 0.
14029 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14030 instead of emit_insn_before.
14032 2009-06-10 Ian Lance Taylor <iant@google.com>
14035 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14038 2009-06-10 Revital Eres <eres@il.ibm.com>
14040 * passes.c (init_optimization_passes): Reschedule
14041 predictive-commoning pass before complete unroll pass.
14043 2009-06-10 Martin Jambor <mjambor@suse.cz>
14045 * cgraph.c (cgraph_node_can_be_local_p): New function.
14046 (cgraph_make_node_local): New function.
14047 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14048 (cgraph_make_node_local): Declare.
14050 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14052 * tree.h (tree_base): Add packed_flag and user_align fields.
14053 Decrease size of spare field.
14054 (TYPE_USER_ALIGN): Use user_align from tree_base.
14055 (DECL_USER_ALIGN): Likewise.
14056 (TYPE_PACKED): Use packed_flag from tree_base.
14057 (DECL_PACKED): Likewise.
14058 (tree_type): Delete packed_flag and user_align fields. Widen
14059 precision field. Widen mode field and shuffle fields to align
14060 mode on an 8-bit boundary.
14061 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14062 Renumber decl_flag_* fields. Fix comments. Widen
14063 decl_common_unused field.
14064 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14065 (DECL_EXTERNAL): Likewise.
14066 (DECL_BIT_FIELD): Likewise.
14067 (DECL_NONADDRESSABLE_P): Likewise.
14068 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14069 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14071 2009-06-10 Ian Lance Taylor <iant@google.com>
14073 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14074 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14075 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14076 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14077 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14078 DEF_VEC_ALLOC_FUNC_P.
14079 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14080 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14081 DEF_VEC_ALLOC_FUNC_O.
14082 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14083 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14084 DEF_VEC_ALLOC_FUNC_I.
14085 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14086 (vec_stack_p_reserve_exact_1): Declare.
14087 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14088 (vec_stack_free): Declare.
14089 (VEC_stack_alloc): Define.
14090 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14091 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14092 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14093 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14095 (stack_vecs): New static variable.
14096 (vec_stack_p_reserve_exact_1): New function.
14097 (vec_stack_o_reserve_1): New static function.
14098 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14099 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14100 (vec_stack_free): New function.
14101 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14102 (VEC_df_ref_stack_alloc): Define.
14103 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14104 DEF_VEC_ALLOC_P_STACK.
14105 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14106 (struct df_collection_rec): Change _vec fields to VEC. Remove
14108 (df_free_collection_rec): Adjust for new fields.
14109 (df_insn_rescan): Use new df_collection_rec fields.
14110 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14111 (df_ref_create_structure, df_ref_record): Likewise.
14112 (df_get_conditional_uses, df_get_call_refs): Likewise.
14113 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14114 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14115 (df_record_exit_block_uses, df_bb_verify): Likewise.
14116 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14117 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14118 Remove count parameter. Change return type to void. Change all
14120 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14121 Remove count parameter. Change return type to void. Change all
14123 (df_install_refs): Change old_vec parameter to VEC. Remove count
14124 parameter. Change all callers.
14125 (df_install_mws): Change old_vec parameter to VEC. Remove count
14126 parameter. Change all callers.
14127 (df_refs_verify): Change new_rec parameter to VEC. Change call
14129 (df_mws_verify): Likewise.
14131 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14133 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14135 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14137 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14139 2009-06-10 Anthony Green <green@moxielogic.com>
14141 * config/moxie/crti.asm: New file.
14142 * config/moxie/crtn.asm: New file.
14143 * config/moxie/moxie.c: New file.
14144 * config/moxie/moxie.h: New file.
14145 * config/moxie/sfp-machine.h: New file.
14146 * config/moxie/moxie-protos.h: New file.
14147 * config/moxie/t-moxie: Created.
14148 * config/moxie/t-moxie-softfp: Created.
14149 * config/moxie/moxie.md: Created.
14150 * config/moxie/constraints.md: Created.
14151 * config.gcc: Add moxie support.
14152 * doc/md.texi (Machine Constraints): Add moxie constraints.
14153 * doc/contrib.texi (Contributors): Mention moxie port.
14154 * doc/install.texi (Specific): Mention the moxie port.
14156 2009-06-09 Ian Lance Taylor <iant@google.com>
14158 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14159 compiling with C++.
14160 * optabs.c (optab_table): Only use designated initializers if
14161 HAVE_DESIGNATED_INITIALIZERS is defined.
14162 (convert_optab_table): Likewise.
14163 (init_optabs): Always call init_insn_codes if
14164 HAVE_DESIGNATED_INITIALIZERS is not defined.
14166 2009-06-09 Ian Lance Taylor <iant@google.com>
14168 * targhooks.c (default_builtin_vectorized_function): Change fn
14169 parameter to unsigned int.
14170 (default_builtin_vectorized_conversion): Change code parameter to
14172 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14173 * targhooks.h: Update declarations.
14174 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14175 parameter to unsigned int.
14177 * c-typeck.c (comptypes_check_enum_int): New static function.
14178 (comptypes_internal): Add enum_and_int_p parameter. Change all
14180 (comp_target_types): Add location parameter. Change all callers.
14181 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14182 Change all callers.
14183 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14184 (build_conditional_expr): Add colon_loc parameter. Change all
14186 (convert_for_assignment): Add location parameter. Change all callers.
14187 * c-parser.c (c_parser_conditional_expression): Pass location of
14188 colon to build_conditional_expr.
14189 * c-tree.h (build_conditional_expr): Update declaration.
14191 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14193 * graphite.c: Revert previous patch.
14195 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14198 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14200 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14202 * tree-ssa-loop-prefetch.c
14203 (loop_prefetch_arrays): Fixed a portability problem in printf format
14206 2009-06-09 Martin Jambor <mjambor@suse.cz>
14208 PR tree-optimization/40351
14209 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14210 refrence to a potential artifical subaccess can be constructed.
14212 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14214 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14215 (sh_override_options): Likewise.
14216 * config/sh/sh.c: Include params.h.
14217 (sh_optimization_options): New.
14218 (sh_override_options): Likewise.
14219 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14220 (OVERRIDE_OPTIONS): Use sh_override_options.
14222 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14224 * dwarf2out.c (emit_cfa_remember): New variable.
14225 (add_fde_cfi): If emit_cfa_remember, recurse to add
14226 DW_CFA_remember_state first.
14227 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14228 instead just set emit_cfa_remember.
14230 2009-06-08 Jan Hubicka <jh@suse.cz>
14233 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14235 2009-06-08 Jan Hubicka <jh@suse.cz>
14237 PR middle-end/39834
14238 * cgraphunit.c (save_inline_function_body): Do not copy transform
14239 hooks for saved inline bodies.
14240 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14241 for given function.
14243 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14245 * jump.c (returnjump_p): Handle delayed branches. Add missing
14248 2009-06-08 Jan Hubicka <jh@suse.cz>
14250 PR middle-end/40102
14251 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14252 original node might've been modified.
14253 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14255 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14257 * tree-object-size.c (addr_object_size): Add OSI argument.
14258 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14259 (compute_builtin_object_size, expr_object_size): Adjust callers.
14260 (plus_stmt_object_size): Call addr_object_size instead of
14261 compute_builtin_object_size.
14263 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14264 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14266 * tree-ssa-loop-prefetch.c
14267 (gather_memory_references): Introduced a counter for the number of
14269 (anything_to_prefetch_p): Introduced a counter for the number of
14271 (is_loop_prefetching_profitable): New function with a cost model
14273 (loop_prefetch_arrays): Use the new cost model to determine if
14274 prefetching is profitable.
14275 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14276 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14277 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14278 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14279 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14280 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14282 2009-06-08 Michael Matz <matz@suse.de>
14285 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14286 partitions use the same.
14287 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14288 for basevars of SSA_NAMEs.
14289 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14290 to not expand them twice.
14291 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14294 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14296 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14297 (fdump-final-insns=, gtoggle): New.
14298 * doc/invoke.texi: Document them.
14299 * final.c (rest_of_clean_state): Dump final insn stream.
14300 * gcc.c (invoke_as): Hook in -fcompare-debug.
14301 (static_spec_functions): Add compare-debug-dump-opt,
14302 compare-debug-self-opt and compare-debug-auxbase-opt.
14303 (compare_debug, compare_debug_second, compare_debug_opt): New.
14304 (switches_debug_check, n_switches_debug_check): New.
14305 (debug_auxbase_opt, debug_check_temp_file): New.
14306 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14308 (do_self_spec): Handle arguments after switches.
14309 (do_spec_1): Add .gk extension to temp file basenames for compare.
14310 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14311 (cc1_options): Use it instead of normal auxbase computation for
14312 the second compare-debug compilation.
14313 (compare_files): New.
14314 (main): Set up and implement compare debug mode.
14315 (compare_debug_dump_opt_spec_function): New.
14316 (compare_debug_self_opt_spec_function): New.
14317 (compare_debug_auxbase_opt_spec_function): New.
14318 * toplev.c (process_options): Handle flag_gtoggle,
14319 flag_dump_final_insns.
14320 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14321 during -fcompare-debug-second compilation.
14323 2009-06-07 Ian Lance Taylor <iant@google.com>
14325 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14326 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14328 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14329 with no default node. Change warning with %H to warning_at.
14330 Don't clear warn_switch around case checking.
14331 * doc/invoke.texi (Warning Options): Clarify distinction between
14332 -Wswitch and -Wswitch-enum.
14334 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14336 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14338 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14340 * gbl-ctors.h: Add header guard.
14342 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14344 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14345 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14346 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14347 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14348 prototypes for removed functions.
14349 (expressions_equal_p): Move to ...
14350 * tree-ssa-sccvn.h: ... here and ...
14351 * matrix-reorg.c: ... adjust includes.
14353 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14355 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14357 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14359 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14360 (finish_function): Remove erroneous whitespace.
14362 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14364 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14365 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14367 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14369 * errors.c (internal_error): Commentary typo fix.
14370 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14371 * tree-ssa-pre.c: Ditto.
14373 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14375 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14376 them is supposed to hold actual statements.
14378 2009-06-06 Ian Lance Taylor <iant@google.com>
14380 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14381 empty statements can now have attributes.
14383 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14385 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14386 * config/mips/mips.md: Ditto.
14388 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14390 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14392 (__eabi_uconvert): Likewise.
14394 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14396 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14397 CFI_* definitions with IN_GCC.
14399 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14401 * xcoffout.h (xcoffout_source_line): Update prototype.
14403 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14405 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14406 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14408 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14410 PR middle-end/40340
14411 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14412 inlined_function_outer_scope_p blocks for artificial inlines
14414 * tree.c (tree_nonartificial_location): Rewrite using
14415 block_nonartificial_location.
14417 2009-06-05 Revital Eres <eres@il.ibm.com>
14418 Leehod Baruch <leehod@il.ibm.com>
14420 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14421 (expand_expr_real_1): Remove comment.
14422 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14423 Vectorize misaligned access when the target supports it.
14424 (vect_supportable_dr_alignment): Check for unaligned access support.
14425 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14428 2009-06-05 Julian Brown <julian@codesourcery.com>
14430 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14431 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14433 2009-06-05 Richard Guenther <rguenther@suse.de>
14436 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14437 as possibly unused.
14439 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14441 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14442 (save_gprs): Don't tell unwinder when a global register is saved.
14443 (s390_emit_epilogue): Emit needed epilogue unwind info.
14445 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14447 * dwarf2out.c (deferred_asm_name): New.
14448 (add_name_and_src_coords_attributes): Defer creation of
14449 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14451 (move_linkage_attr): New.
14452 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14455 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14457 * tree-nested.c (finalize_nesting_tree_1): Declare the
14458 frame_decl in the binding tree.
14460 2009-06-04 Cary Coutant <ccoutant@google.com>
14462 * basic-block.h (struct basic_block_def): Add discriminator field.
14463 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14465 * debug.c (do_nothing_debug_hooks): Add additional entry.
14466 (debug_nothing_int_charstar_int): New function.
14467 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14468 (debug_nothing_int_charstar_int): New declaration.
14469 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14470 discriminator value in .loc directive.
14471 * final.c (last_discriminator): New variable.
14472 (discriminator): New variable.
14473 (final_start_function): Initialize above variables, pass current
14474 discriminator to debug hook.
14475 (notice_source_line): Check for discriminator change.
14476 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14477 * sdbout.c (sdbout_source_line): New parameter.
14478 * tree-cfg.c (struct locus_discrim_map): New structure type.
14479 (discriminator_per_locus): New hash table.
14480 (build_gimple_cfg): Allocate and free discriminator hash table.
14481 (make_edges): Call assign_discriminator.
14482 (locus_map_hash): New function.
14483 (locus_map_eq): New function.
14484 (next_discriminator_for_locus): New function.
14485 (same_line_p): New function.
14486 (assign_discriminator): New function.
14487 (make_cond_expr_edges): Call assign_discriminator.
14488 (make_gimple_switch_edges): Likewise.
14489 (first_non_label_stmt): New function.
14490 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14492 * xcoffout.c (xcoffout_source_line): Add new parameter.
14494 * configure.ac (gcc_cv_as_discriminator): New configury check for
14495 gas support for discriminator.
14496 * configure: Regenerate.
14497 * config.in: Regenerate.
14499 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14501 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14502 val after checking for integers.
14504 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14506 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14508 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14509 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14510 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14511 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14512 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14513 X64_SSE_REGPARM_MAX.
14514 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14515 X64_SSE_REGPARM_MAX.
14517 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14519 * gcc.c (report_times_to_file): New.
14520 (execute): Implement it.
14521 (process_command): Support -time=.
14522 * doc/invoke.texi: Document it.
14524 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14526 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14527 that have value exprs.
14529 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14531 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14532 declarations for constants until...
14533 (dw2_output_indirect_constant_1): ... this point.
14535 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14538 * arm.md (arm_addsi3): Don't try to split an add with an
14539 eliminable register until after reload has completed.
14541 2009-06-03 Ian Lance Taylor <iant@google.com>
14543 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14544 * genattrtab.c (write_length_unit_log): Likewise.
14545 * genchecksum.c (dosum): Likewise.
14546 * gengtype.c (write_rtx_next): Likewise.
14547 (finish_root_table, write_roots): Likewise.
14548 * gimple.c (gimple_ops_offset_): Likewise.
14549 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14550 * config/arc/arc.c (arc_attribute_table): Likewise.
14551 * config/arm/arm.c (arm_attribute_table): Likewise.
14552 * config/avr/avr.c (avr_attribute_table): Likewise.
14553 * config/crx/crx.c (crx_attribute_table): Likewise.
14554 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14555 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14556 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14557 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14558 * config/sh/sh.c (sh_attribute_table): Likewise.
14559 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14560 * config/spu/spu.c (spu_attribute_table): Likewise.
14561 * config/v850/v850.c (v850_attribute_table): Likewise.
14563 * config/alpha/alpha.c (vms_attribute_table): Make static.
14564 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14565 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14566 * config/mips/mips.c (mips_attribute_table): Likewise.
14568 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14570 (cc1-checksum.o): Likewise.
14572 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14574 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14576 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14578 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14579 insn if it is changing sp. Use gen_add3_insn instead of
14580 conditionally gen_addsi3 and gen_adddi3.
14581 (offset_below_red_zone_p): New static inline function.
14582 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14583 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14584 * config/rs6000/ppc-asm.h: Include auto-host.h.
14585 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14586 CFI_RESTORE): Define.
14587 * config/rs6000/crtresxgpr.asm: Add unwind info.
14588 * config/rs6000/crtresxfpr.asm: Likewise.
14589 * config/rs6000/crtresgpr.asm: Likewise.
14590 * config/rs6000/crtresfpr.asm: Likewise.
14591 * config/rs6000/crtsavgpr.asm: Likewise.
14592 * config/rs6000/crtsavfpr.asm: Likewise.
14594 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14595 argument of DWARF2_FRAME_REG_OUT macros.
14597 2009-06-03 Julian Brown <julian@codesourcery.com>
14599 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14600 words or less (including TImode) in core registers.
14602 2009-06-03 Richard Guenther <rguenther@suse.de>
14604 PR middle-end/40328
14605 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14607 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14609 * statistics.c (statistics_counter_event): Do not record event
14610 in pass dump if its number == -1.
14611 (curr_statistics_hash): Add assert that we never get passes
14612 with static number == -1.
14614 2009-06-03 Richard Guenther <rguenther@suse.de>
14615 Andrey Belevantsev <abel@ispras.ru>
14617 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14618 non-BLKmode arrays addressable.
14620 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14622 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14623 * config/m68k/m68k.h: ... here.
14625 2009-06-03 Martin Jambor <mjambor@suse.cz>
14627 PR tree-optimization/40323
14628 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14631 2009-06-03 Richard Guenther <rguenther@suse.de>
14633 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14636 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14638 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14639 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14640 JUMP_TABLE_DATA_P where applicable.
14641 * config/sh/sh.c: Ditto.
14642 * config/sh/sh.h: Ditto.
14643 * config/sh/sh.md: Ditto.
14644 * config/sh/symbian.c: Ditto.
14646 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14648 * config/i386/driver-i386.c (describe_cache): Optimize
14649 concatenation of strings. Use snprintf instead of sprintf.
14650 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14651 target when not compiling with GCC.
14653 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14655 * config/sh/sh.c: Revert last change.
14656 (sh_expand_epilogue): Emit a blockage insn before the frame
14657 pointer adjustment unconditionally.
14659 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14661 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14662 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14663 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14664 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14665 to COLLECT_GCC_OPTIONS.
14667 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14669 * collect2.c (target_system_root): New variable.
14670 (main): Handle --sysroot=.
14671 (ignore_library): Strip the sysroot from the library path.
14673 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14675 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14676 (collect2.o): Depend on collect2-aix.h.
14677 (collect2-aix.o): New rule.
14678 * collect2-aix.h: New file.
14679 * collect2-aix.c: Likewise.
14680 * collect2.c: Include collect2-aix.h. Don't undefine
14681 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14682 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14683 Use TARGET_AIX_VERSION instead of _AIX51.
14684 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14685 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14686 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14687 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14688 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14690 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14692 * collect2.c (ignore_library): Avoid premature post-increment
14693 and null deference.
14695 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14697 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14698 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14699 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14700 CROSS_DIRECTORY_STRUCTURE too.
14701 (LINK_LIBG_SPEC): Likewise.
14702 (LIB_SPEC): Add %R to sysroot paths.
14703 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14704 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14705 * config/rs6000/aix51.h: As for aix43.h.
14706 * config/rs6000/aix52.h: Likewise.
14707 * config/rs6000/aix53.h: Likewise.
14708 * config/rs6000/aix61.h: Likewise.
14709 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14710 to the beginning of sysroot paths.
14712 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14714 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14715 INSN_LISTs that are out of the REG_NOTE range.
14717 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14719 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14720 (struct var_to_expand): Likewise.
14721 (struct opt_info): Add head and tail for linked lists of the above.
14722 (analyze_insn_to_expand_var): Initialize next.
14723 (analyze_iv_to_split_insn): Likewise.
14724 (analyze_insns_in_loop): Create linked lists.
14725 (allocate_basic_variable): Simplify for use without hash table.
14726 (insert_var_expansion_initialization): Likewise, make it type-safer.
14727 (combine_var_copies_in_loop_exit): Likewise.
14728 (apply_opt_in_copies): Walk lists rather than hash tables.
14729 (release_var_copies): Simplified and inlined by hand into...
14730 (free_opt_info): ... this function.
14732 2009-06-02 Richard Guenther <rguenther@suse.de>
14734 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14737 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14739 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14740 only for builtins that are not overridden.
14742 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14744 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14747 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14749 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14751 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14753 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14755 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14757 * common.opt (fdump-unnumbered-links): New.
14758 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14759 * print-rtl.c (flag_dump_unnumbered_links): New.
14760 (print_rtx): Test it.
14762 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14764 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14765 push/pop multiple to 8-byte alignment.
14767 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14769 * config/i386/i386.c (queued_cfa_restores): New static variable.
14770 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14772 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14773 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14774 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14775 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14776 note unconditionally.
14777 (ix86_emit_restore_regs_using_mov): Likewise.
14778 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14779 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14780 it through to ix86_emit_restore_reg_using_pop.
14781 (ix86_emit_leave): Add RED_OFFSET argument. Call
14782 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14783 instead of adding REG_CFA_OFFSET note unconditionally.
14784 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14785 the above functions. Call ix86_add_queued_cfa_restore_notes when
14788 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14789 force output of the label even for dwarf2out_do_cfi_asm.
14790 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14791 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14792 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14794 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14795 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14796 dwarf2out_cfi_label callers.
14797 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14798 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14799 Adjust dwarf2out_cfi_label callers.
14800 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14802 * config/i386/i386.h (struct machine_cfa_state,
14803 struct machine_function): Guard with ifndef USED_FOR_TARGET
14804 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14807 * emutls.c (__emutls_get_address): Change arr->size to mean number
14808 of allocated arr->data entries instead of # of slots + 1.
14810 PR middle-end/40316
14811 * recog.c (peep2_reinit_state): New function.
14812 (peephole2_init_state): Use it at the end of a basic block and also
14813 when seeing a RTX_FRAME_RELATED_P insn.
14815 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14817 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14818 fixuns_truncrfdi2): New.
14819 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14820 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14821 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14822 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14823 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14824 *recip_approx): Remove.
14825 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14826 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14827 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14829 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14832 2009-06-01 Ian Lance Taylor <iant@google.com>
14834 * attribs.c (register_attribute): Use CONST_CAST.
14835 * collect2.c (main): Use CONST_CAST2.
14836 (scan_prog_file): Likewise.
14837 * gcc.c (process_command, main): Likewise.
14838 * toplev.c (toplev_main): Likewise.
14840 * c-typeck.c (handle_warn_cast_qual): New static function,
14841 partially broken out of build_c_cast.
14842 (build_c_cast): Call handle_warn_cast_qual.
14843 * doc/invoke.texi (Warning Options): Document new effect of
14846 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14848 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14849 (diagnostic_report_current_module): Print columns.
14850 * common.opt (flag_show_column): Enable by default.
14852 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14854 * alias.c (find_base_term): Check for NULL term before returning.
14856 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14858 Revert due to PR40320:
14859 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14860 * calls.c (emit_library_call_value_1): Don't force_operand for move
14863 2009-06-01 Olivier Hainque <hainque@adacore.com>
14864 Eric Botcazou <ebotcazou@adacore.com>
14866 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14867 to be processed as a bitfield for constructor output purposes.
14868 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14870 * varasm.c (oc_local_state): New type, output_constructor
14871 local state to support communication with helpers.
14872 (oc_outer_state): New type, output_constructor outer state of
14873 relevance in recursive calls.
14874 (output_constructor_array_range): New output_constructor helper,
14875 extracted code for an array range element.
14876 (output_constructor_regular_field): New output_constructor helper,
14877 extracted code for an element that is not a bitfield.
14878 (output_constructor_bitfield): New output_constructor helper,
14879 extracted code for a bitfield element. Accept an OUTER state
14880 argument for recursive processing. Recurse on record or array
14881 CONSTRUCTOR values, possibly past noop conversions.
14882 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14883 VALUE is a valid constant-valued expression for use in a static
14884 bit-field initializer.
14885 (output_constructor): Rework to use helpers. Accept and honor an
14886 OUTER state argument for recursive calls. Return total size. Be
14887 prepared for nested constructors initializing bitfields.
14888 (output_constant): Feed OUTER in calls to output_constructor.
14890 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14892 * calls.c (emit_library_call_value_1): Don't force_operand for move
14895 2009-06-01 Nick Clifton <nickc@redhat.com>
14897 * doc/invoke.texi (IA-64 Options): Fix typo.
14899 2009-06-01 Ira Rosen <irar@il.ibm.com>
14901 PR tree-optimization/39129
14902 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14904 (vect_do_peeling_for_loop_bound): Use
14905 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14906 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14907 (vect_loop_versioning): Likewise.
14908 (vect_create_cond_for_alias_checks): Fix indentation.
14909 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14911 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14912 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14913 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14914 "control flow in loop".
14915 (vect_estimate_min_profitable_iters): Use
14916 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14917 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14918 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14919 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14920 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14921 statement belongs to a group of strided accesses with the exact code
14923 (vectorizable_load): Likewise.
14924 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14925 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14927 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14929 * config/freebsd-stdint.h: New file.
14930 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14931 Add freebsd-stdint.h to tm_file.
14933 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14935 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14936 (thumb2_extendhidi2): Likewise.
14938 2009-05-31 Ian Lance Taylor <iant@google.com>
14940 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14942 2009-05-31 Ian Lance Taylor <iant@google.com>
14944 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14945 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14946 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14948 2009-05-31 Jason Merrill <jason@redhat.com>
14950 * tree-pretty-print.c (print_call_name): Take the callee, not the
14951 call itself. Make non-static. Use dump_function_name for functions.
14952 (dump_generic_node): Adjust.
14953 * diagnostic.h: Declare print_call_name.
14954 * gimple-pretty-print.c (dump_gimple_call): Use it.
14956 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14958 * config/sh/sh.md (ashldi3_std): New define_expand.
14961 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14964 * config/sh/sh.c: Include debug.h.
14965 (sh_expand_epilogue): Emit a blockage insn before the frame
14966 pointer adjustment also when dwarf2out_do_frame returns true.
14968 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14970 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14971 (thumb2_extendqidi2): New pattern.
14973 2009-05-31 Ira Rosen <irar@il.ibm.com>
14975 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14976 mark phis for renaming.
14977 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14978 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14979 Call mark_sym_for_renaming.
14980 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14981 * tree-vect-loop.c (vect_transform_loop): Remove
14982 vect_memsyms_to_rename initialization and a call to
14983 mark_set_for_renaming.
14985 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14987 PR middle-end/40304
14988 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14989 frame related even if !set_cfa && style < 0.
14991 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14993 * config/i386/mingw-tls.c: New file.
14994 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14995 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14996 defining _WIN32 but not __CYGWIN__.
14998 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15000 * configure.ac: Add MPC support.
15002 * config.in, configure: Regenerate.
15004 2009-05-29 Richard Henderson <rth@redhat.com>
15006 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15007 NOTE_INSN_BASIC_BLOCK.
15008 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15009 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15010 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15012 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15014 (add_cfi): Disable check redefining cfa away from drap.
15015 (lookup_cfa_1): Add remember argument; handle remember/restore.
15016 (lookup_cfa): Pass remember argument.
15017 (cfa_remember): New.
15018 (compute_barrier_args_size_1): Remove sibcall check.
15019 (dwarf2out_frame_debug_def_cfa): New.
15020 (dwarf2out_frame_debug_adjust_cfa): New.
15021 (dwarf2out_frame_debug_cfa_offset): New.
15022 (dwarf2out_frame_debug_cfa_register): New.
15023 (dwarf2out_frame_debug_cfa_restore): New.
15024 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15025 (dwarf2out_begin_epilogue): New.
15026 (dwarf2out_frame_debug_restore_state): New.
15027 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15028 DW_CFA_restore_state.
15029 (output_cfi_directive): Likewise.
15030 (convert_cfa_to_fb_loc_list): Likewise.
15031 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15032 * dwarf2out.h: Update.
15033 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15034 (copy_insn_1): Early out for null.
15035 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15036 and dwarf2out_frame_debug_restore_state.
15037 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15038 (prologue_insn_hash, epilogue_insn_hash): New.
15039 (free_after_compilation): Adjust freeing accordingly.
15040 (record_insns): Create hash table if needed; push insns into
15041 hash instead of array.
15042 (maybe_copy_epilogue_insn): New.
15043 (contains): Search hash table instead of array.
15044 (sibcall_epilogue_contains): Remove.
15045 (thread_prologue_and_epilogue_insns): Split eh_return insns
15046 and mark them as epilogues.
15047 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15048 scanning in terms of basic blocks.
15049 * insn-notes.def (CFA_RESTORE_STATE): New.
15050 * jump.c (returnjump_p_1): Accept EH_RETURN.
15051 (eh_returnjump_p_1, eh_returnjump_p): New.
15052 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15053 CFA_REGISTER, CFA_RESTORE): New.
15054 * rtl.def (EH_RETURN): New.
15055 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15057 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15058 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15060 * config/i386/i386.c (gen_push): Update cfa state.
15061 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15062 add a CFA_ADJUST_CFA note.
15063 (ix86_dwarf_handle_frame_unspec): Remove.
15064 (ix86_expand_prologue): Update cfa state.
15065 (ix86_emit_restore_reg_using_pop): New.
15066 (ix86_emit_restore_regs_using_pop): New.
15067 (ix86_emit_leave): New.
15068 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15069 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15070 * config/i386/i386.h (struct machine_cfa_state): New.
15071 (ix86_cfa_state): New.
15072 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15073 (eh_return_internal): Merge from eh_return_<mode>,
15074 use eh_return rtx, split w/ epilogue.
15076 2009-05-29 Ian Lance Taylor <iant@google.com>
15078 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15080 * calls.c (emit_library_call_value_1): Likewise.
15082 * c-typeck.c (c_build_va_arg): New function.
15083 * c-tree.h (c_build_va_arg): Declare.
15084 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15085 instead of build_va_arg.
15087 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15089 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15090 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15091 (ptr_difference_cost): Use affine combinations to compute it.
15092 (difference_cost): Likewise.
15093 (get_computation_cost_at): Compute more accurate cost for addresses
15094 if the ratio is a multiplier allowed in addresses.
15095 For non-addresses, consider that an additional offset or symbol is
15098 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15100 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15101 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15103 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15104 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15105 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15107 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15108 to 1 for TYPE_SSE{IADD1,CVT1}.
15109 (prefix_vex_imm8): Removed.
15110 (length_vex): Only pass 1 as second argument to
15111 ix86_attr_length_vex_default if prefix_extra is 0.
15112 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15113 (length): For prefix vex computation use length_immediate
15114 attribute instead of prefix_vex_imm8.
15115 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15116 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15117 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15118 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15119 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15120 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15121 a space in between the operands.
15122 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15123 if one operand is 0xff and the other one si, di, bp or sp.
15124 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15125 other one si, di, bp or sp.
15126 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15127 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15128 type and mode attributes.
15129 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15130 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15131 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15132 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15133 prefix_data16 attribute iff MODE_DF.
15134 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15135 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15136 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15137 constm128_operand in length_immediate computation.
15138 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15139 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15140 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15141 length_immediate attribute to 1.
15142 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15143 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15144 for certain alternatives.
15145 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15146 prefix_data16 attribute if MODE_V1DF.
15147 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15148 length_immediate to 1.
15149 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15150 length_address to 4, set mode attribute to MODE_DI.
15151 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15152 (fxam<mode>2_i387): Set length attribute to 4.
15153 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15154 *prefetch_3dnow_rex): Override length_address attribute.
15155 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15157 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15158 (constm128_operand): Removed.
15159 * config/i386/i386.c (memory_address_length): For
15160 disp && !index && !base in 64-bit mode account for SIB byte if
15161 print_operand_address can't optimize disp32 into disp32(%rip)
15162 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15163 for fs: or gs: segment.
15164 (ix86_attr_length_immediate_default): When checking if shortform
15165 is possible, truncate immediate to the length of the non-shortened
15167 (ix86_attr_length_address_default): Ignore MEM_P operands
15169 (ix86_attr_length_vex_default): Only check for DImode on
15170 GENERAL_REG_P operands.
15171 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15172 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15173 (sse_cvttps2pi): Clear prefix_rep attribute.
15174 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15176 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15177 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15178 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15179 iff operand 2 is const_int_operand.
15180 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15181 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15182 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15184 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15186 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15187 prefix_data16 attribute for movlpd and movhpd instructions.
15188 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15189 length_immediate for shufpd instruction.
15190 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15191 (avx_cmpp<avxmodesuffixf2c><mode>3,
15192 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15193 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15194 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15195 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15196 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15197 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15198 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15199 prefix_data16 attribute for the first alternative to 1.
15200 (*avx_loadlps): Override length_immediate for the first alternative.
15201 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15202 attributes for second alternative.
15203 (*vec_concatv2sf_sse4_1): Override length_immediate and
15204 prefix_data16 attributes for second alternative.
15205 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15206 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15207 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15208 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15209 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15210 prefix_data16 and length_immediate to 1.
15211 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15213 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15214 prefix_extra attribute for variants that don't have 0f prefix alone.
15215 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15216 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15217 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15218 *sse4_1_pextrd): Set length_immediate to 1.
15219 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15220 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15222 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15223 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15224 length_immediate to 1 for second alternative.
15225 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15226 prefix_extra and length_immediate attributes for the first
15228 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15230 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15231 to 1 for the first and third alternative.
15232 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15234 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15236 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15238 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15239 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15240 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15241 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15242 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15243 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15244 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15245 ssse3_psign<mode>3): Override prefix_rex attribute.
15246 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15247 (ssse3_palignrti): Override length_immediate to 1.
15248 (ssse3_palignrdi): Override length_immediate to 1, override
15249 prefix_rex attribute.
15250 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15251 (sse4a_extrqi): Override length_immediate to 2.
15252 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15253 (sse4a_insertq): Override prefix_data16 to 0.
15254 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15255 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15256 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15257 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15258 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15259 and length_immediate to 1.
15260 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15261 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15262 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15263 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15264 and length_immediate to 1.
15265 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15266 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15267 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15268 avx_ptest256): Override prefix_extra to 1.
15269 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15270 Override prefix_data16 and length_immediate to 1.
15271 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15272 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15273 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15274 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15275 prefix_data16 to 0 and prefix_extra to 2.
15276 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15277 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15279 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15280 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15281 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15282 and prefix_extra to 2.
15283 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15284 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15285 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15286 avx_vpermilvar<mode>3,
15287 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15288 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15289 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15290 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15291 Override prefix_extra to 1.
15292 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15293 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15294 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15295 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15296 prefix_extra and length_immediate to 1.
15297 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15299 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15300 to 1 for the first alternative.
15301 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15302 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15304 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15305 *movv2sf_internal_avx, *movv2sf_internal): Override
15306 prefix_rep attribute for certain alternatives.
15307 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15308 attributes for certain alternatives.
15309 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15310 attributes for certain alternatives.
15311 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15312 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15313 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15314 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15315 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15316 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15317 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15318 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15319 length_immediate to 1 if operand 2 is const_int_operand.
15320 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15321 *vec_extractv2si_1): Set length_immediate attribute to 1.
15322 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15323 using old 3DNOW insn rather than SSE/3DNOW_A.
15324 (mmx_emms, mmx_femms): Clear modrm attribute.
15326 2009-05-29 Martin Jambor <mjambor@suse.cz>
15328 * tree-sra.c: New implementation of SRA.
15330 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15331 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15332 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15333 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15334 (SRA_MAX_STRUCTURE_COUNT): Removed.
15335 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15336 * doc/invoke.texi (sra-max-structure-size): Removed.
15337 (sra-field-structure-ratio): Removed.
15339 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15341 PR middle-end/40291
15342 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15345 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15347 PR rtl-optimization/40101
15348 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15349 seqno. Adjust comment.
15350 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15351 inserting bookkeeping before a jump, the jump is not scheduled.
15352 When no positive seqno found, provide a value. Add comment.
15354 2009-05-29 Richard Guenther <rguenther@suse.de>
15356 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15357 short-cutting on the first component.
15359 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15361 PR middle-end/39958
15362 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15363 for trees other than decls/types.
15365 2009-05-29 Richard Guenther <rguenther@suse.de>
15367 * tree-ssa-operands.c (get_expr_operands): Do not handle
15368 INDIRECT_REFs in the handled-component case. Remove
15369 unused get_ref_base_and_extent case.
15370 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15371 tree_low_cst and host_integerp where possible.
15372 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15373 codes for equivalence.
15374 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15376 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15378 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15379 to tmake_file for i[34567]86-*-cygwin*.
15381 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15384 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15385 (altivec_categorize_keyword, init_vector_keywords,
15386 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15389 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15391 * tree.c (handle_dll_attribute): Check if node is
15392 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15394 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15396 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15398 (thumb2_zero_extendqidi2): Likewise.
15400 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15402 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15403 instead of gen_movrt.
15404 * config/sh/sh.md (movrt): Remove.
15406 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15408 * doc/invoke.texi (IA-64 Options):
15409 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15410 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15411 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15412 -msched-prefer-non-control-spec-insns,
15413 -msched-stop-bits-after-every-cycle,
15414 -msched-count-spec-in-critical-path,
15415 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15416 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15417 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15418 and -msched-spec-verbose.
15420 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15422 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15423 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15425 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15427 2009-05-28 Richard Guenther <rguenther@suse.de>
15429 * tree-ssa-alias.c (ao_ref_init): New function.
15430 (ao_ref_base): Likewise.
15431 (ao_ref_base_alias_set): Likewise.
15432 (ao_ref_alias_set): Likewise.
15433 (refs_may_alias_p_1): Change signature.
15434 (refs_may_alias_p): Adjust.
15435 (refs_anti_dependent_p): Likewise.
15436 (refs_output_dependent_p): Likewise.
15437 (call_may_clobber_ref_p_1): Change signature.
15438 (call_may_clobber_ref_p): Adjust.
15439 (stmt_may_clobber_ref_p_1): New function split out from ...
15440 (stmt_may_clobber_ref_p): ... here.
15441 (maybe_skip_until): Adjust signature.
15442 (get_continuation_for_phi): Likewise.
15443 (walk_non_aliased_vuses): Likewise.
15444 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15445 (ao_ref_init): Declare.
15446 (ao_ref_base): Likewise.
15447 (ao_ref_alias_set): Likewise.
15448 (stmt_may_clobber_ref_p_1): Likewise.
15449 (walk_non_aliased_vuses): Adjust.
15450 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15451 (get_ref_from_reference_ops): remove.
15452 (vn_reference_lookup_2): Adjust signature.
15453 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15454 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15455 (vn_reference_lookup): Adjust.
15456 (vn_reference_insert): Likewise.
15457 (vn_reference_insert_pieces): Adjust signature.
15458 (visit_reference_op_call): Adjust.
15459 * tree-ssa-pre.c (get_expr_type): Simplify.
15460 (phi_translate_1): Adjust.
15461 (compute_avail): Likewise.
15462 (translate_vuse_through_block): Do not re-build trees.
15463 (value_dies_in_block_x): Likewise.
15464 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15466 (vn_reference_lookup_pieces): Adjust declaration.
15467 (vn_reference_insert_pieces): Likewise.
15469 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15471 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15472 with checking disabled.
15474 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15478 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15479 macro definition for support of three-operand format aligned
15480 .comm directive in assembler on cygwin/pe/mingw target OS.
15481 * configure: Regenerate.
15482 * config.h: Regenerate.
15484 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15485 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15486 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15488 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15489 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15491 2009-05-28 Ira Rosen <irar@il.ibm.com>
15493 PR tree-optimization/40254
15494 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15495 in analysis of basic blocks.
15497 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15499 PR middle-end/33699
15500 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15501 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15502 (TARGET_INITIALIZER): Use it.
15503 * cse.c (CHEAPER): Move it up to the other macros.
15504 (insert): Rename this ...
15505 (insert_with_costs): ... to this. Add cost parameters. Update
15507 (insert): New function. Call insert_with_costs.
15508 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15509 find_reg_offset_for_const, try_const_anchors): New functions.
15510 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15511 when using a const-anchor. Call insert_const_anchors.
15512 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15513 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15515 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15517 * tree-inline.c (remap_decls): Enable nonlocalized variables
15518 when not optimizing.
15520 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15522 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15523 Simplify other tests involving optimize.
15525 2009-05-27 Tom Tromey <tromey@redhat.com>
15527 * unwind-dw2.c (_Unwind_DebugHook): New function.
15528 (uw_install_context): Call _Unwind_DebugHook.
15530 2009-05-27 Tom Tromey <tromey@redhat.com>
15532 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15534 2009-05-27 Ian Lance Taylor <iant@google.com>
15536 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15537 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15538 (ALL_LINKERFLAGS): Define.
15539 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15540 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15541 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15542 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15543 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15544 $(LINKER_FOR_BUILD).
15545 (build/gcov-iov$(build_exeext)): Likewise.
15547 2009-05-27 Julian Brown <julian@codesourcery.com>
15549 * gcse.c (target.h): Include.
15550 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15551 copy of argument to a pseudo register.
15553 2009-05-27 Diego Novillo <dnovillo@google.com>
15555 * tree-ssa-live.c (dump_scope_block): Document arguments.
15556 (dump_scope_blocks): Document.
15557 (debug_scope_blocks): New.
15558 * tree-flow.h (debug_scope_blocks): Declare.
15560 2009-05-21 Denis Chertykov <denisc@overta.ru>
15562 * doc/contrib.texi (Contributors): Add myself to the list.
15564 2009-05-27 Olivier Hainque <hainque@adacore.com>
15566 * expr.c (target_align): New function. Alignment the TARGET of an
15567 assignment may be assume to have.
15568 (highest_pow2_factor_for_target): Use it instead of relying on
15569 immediate tree attributes of TARGET, not necessarily honored when
15570 intermediate bitfields are involved.
15572 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15575 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15576 AVX, SSE4, AES, PCLMUL and POPCNT.
15578 2009-05-27 Diego Novillo <dnovillo@google.com>
15580 * tree-pretty-print.c (dump_location): New.
15581 (dump_generic_node): Call it.
15582 Factor code to handle BLOCK nodes ...
15583 (dump_block_node): ... here.
15585 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15587 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15589 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15591 * gcc-plugin.h: Include config.h and system.h.
15592 (IN_GCC): Define if not defined.
15594 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15596 PR middle-end/40249
15597 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15600 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15602 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15604 * config/m32r/m32r.h: Ditto.
15605 * config/m32r/m32r.md: Ditto.
15606 * config/m32r/predicates.md: Ditto.
15608 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15610 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15612 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15615 (Loading plugins): typo.
15616 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15617 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15618 (Interacting with the GCC Garbage Collector): Added new section.
15619 (Giving information about a plugin): Added new section for
15621 * ggc.h (ggc_register_root_tab): Added declaration.
15622 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15623 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15624 (register_callback): Improved comment in declaration.
15625 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15626 (extra_root_vec) Added static variable for dynamic roots registration.
15627 (ggc_register_root_tab) Added new routine.
15628 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15629 PLUGIN_GGC_MARKING event.
15630 * ggc-zone.c: Include plugin.h.
15631 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15632 * ggc-page.c: Include plugin.h.
15633 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15634 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15635 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15636 (register_callback): check lack of callbacks for
15637 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15638 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15639 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15640 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15641 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15642 dependency on plugin.h.
15643 (plugin.o): Added dependency on ggc.h...
15645 2009-05-26 Richard Guenther <rguenther@suse.de>
15647 PR middle-end/40248
15649 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15650 with mismatched comparison modes.
15652 * expr.c (expand_expr_real_1): Expand the operand of a
15653 VIEW_CONVERT_EXPR in its natural mode.
15655 2009-05-26 Ian Lance Taylor <iant@google.com>
15657 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15658 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15659 (ALL_COMPILERFLAGS): Define.
15660 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15661 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15662 (collect2$(exeext), collect2.o): Likewise.
15663 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15664 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15665 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15666 (libbackend.o, intl.o, cppdefault.o): Likewise.
15667 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15668 (build/%.o): Use $(COMPILER_FOR_BUILD).
15669 (build/gen%$(build_exeext)): Likewise.
15670 (build/gcov-iov$(build_exeext)): LIkewise.
15671 * config/t-darwin (darwin.o): Use $(COMPILER).
15672 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15673 * config/t-sol2 (sol2-c.o): Likewise.
15674 (sol2.o): Likewise.
15675 * config/t-vxworks (vxworks.o): Likewise.
15676 * config/x-darwin (host-darwin.o): Likewise.
15677 * config/x-hpux (host-hpux.o): Likewise.
15678 * config/x-linux (host-linux.o): Likewise.
15679 * config/x-solaris (host-solaris.o): Likewise.
15680 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15681 * config/arm/t-arm (arm-c.o): Likewise.
15682 * config/arm/t-pe (pe.o): Likewise.
15683 * config/arm/t-wince-pe (pe.o): Likewise.
15684 * config/i386/t-cygming (winnt.o): Likewise.
15685 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15686 * config/i386/t-cygwin (cygwin1.o): Likewise.
15687 (cygwin2.o): Likewise.
15688 * config/i386/t-i386 (i386-c.o): Likewise.
15689 * config/i386/t-interix (winnt.o): Likewise.
15690 * config/i386/t-netware (netware.o): Likewise.
15691 * config/i386/t-nwld (nwld.o): Likewise.
15692 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15693 * config/i386/x-i386 (driver-i386.o): Likewise.
15694 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15695 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15696 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15697 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15698 * config/mips/x-native (driver-native.o): Likewise.
15699 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15700 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15701 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15702 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15703 * config/score/t-score-elf (score7.o): Likewise.
15704 (score3.o): Likewise.
15705 * config/sh/t-sh (sh-c.o): Likewise.
15706 * config/sh/t-symbian (sh-c.o): Likewise.
15707 (symbian.o): Likewise.
15708 * config/spu/t-spu-elf (spu-c.o): Likewise.
15709 * config/v850/t-v850 (v850-c.o): Likewise.
15710 * config/v850/t-v850e (v850-c.o): Likewise.
15712 2009-05-26 Richard Guenther <rguenther@suse.de>
15714 PR tree-optimization/40122
15715 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15716 VECTOR_CSTs if possible.
15717 (fold_gimple_assign): Likewise.
15719 2009-05-26 Richard Guenther <rguenther@suse.de>
15721 PR middle-end/40252
15722 * fold-const.c (fold_binary): Use the correct types for building
15725 2009-05-26 Richard Guenther <rguenther@suse.de>
15727 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15728 redundant calls to merge_alias_info.
15729 (bump_vector_ptr): Likewise.
15730 * tree-ssa-copy.c (merge_alias_info): Remove.
15731 (replace_exp_1): Remove call to merge_alias_info.
15732 (propagate_tree_value): Likewise.
15733 (fini_copy_prop): Propagate points-to info.
15734 * tree-flow.h (merge_alias_info): Remove.
15736 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15738 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15740 2009-05-25 Jan Hubicka <jh@suse.cz>
15742 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15743 * cgraph.h (struct inline_summary): New filed self_wize,
15744 size_inlining_benefit, self_time and time_inlining_benefit.
15745 (struct cgraph_global_info): Replace insns by time ans size fields.
15746 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15747 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15748 (ipcp_update_callgraph): Do not touch function bodies.
15749 * ipa-inline.c: Include except.h
15750 (MAX_TIME): New constant.
15751 (overall_insns): Remove.
15752 (leaf_node_p): New.
15753 (overall_size, max_benefit): New static variables.
15754 (cgraph_estimate_time_after_inlining): New function.
15755 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15756 (cgraph_clone_inlined_nodes): Update size.
15757 (cgraph_mark_inline_edge): Update size.
15758 (cgraph_estimate_growth): Use size info.
15759 (cgraph_check_inline_limits): Check size.
15760 (cgraph_default_inline_p): Likewise.
15761 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15762 (cgraph_decide_recursive_inlining): Check size.
15763 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15765 (cgraph_decide_inlining): Likewise.
15766 (cgraph_decide_inlining_incrementally): Likewise; honor
15767 PARAM_EARLY_INLINING_INSNS.
15768 (likely_eliminated_by_inlining_p): New predicate.
15769 (estimate_function_body_sizes): New function.
15770 (compute_inline_parameters): Use it.
15771 * except.c (must_not_throw_labels): New function.
15772 * except.h (must_not_throw_labels): Declare.
15773 * tree-inline.c (init_inline_once): Kill inlining_weigths
15774 * tree-ssa-structalias.c: Avoid uninitialized warning.
15775 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15776 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15777 (PARAM_INLINE_CALL_COST): Remove.
15778 (PARAM_EARLY_INLINING_INSNS): New.
15780 2009-05-25 Richard Guenther <rguenther@suse.de>
15782 PR tree-optimization/36327
15783 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15784 callback for reference translation or lookup at the point of may-defs.
15785 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15786 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15787 for union COMPONENT_REFs.
15788 (vn_reference_lookup_3): New callback. Lookup from memset
15789 and CONSTRUCTOR assignment, translate through struct copies.
15790 (vn_reference_lookup_pieces): Make sure to not free the
15791 passed operands array. Adjust walk_non_aliased_vuses call.
15792 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15793 make sure we do not leak memory.
15795 2009-05-25 Richard Guenther <rguenther@suse.de>
15797 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15798 * tree-inline.c (expand_call_inline): Reset the escaped and
15799 callused solutions.
15800 * tree-ssa-structalias.c (pass_build_ealias): New.
15801 * tree-pass.h (pass_build_ealias): Declare.
15802 * passes.c (init_optimization_passes): Add PTA during
15803 early optimizations.
15804 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15805 and CALLUSED solutions.
15806 (dump_points_to_solution): New function, split out from ...
15807 (dump_points_to_info_for): ... here.
15808 * tree-parloops.c (parallelize_loops): Reset the escaped and
15809 callused solutions.
15811 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15814 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15815 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15817 2009-05-25 Ira Rosen <irar@il.ibm.com>
15819 PR tree-optimization/40238
15820 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15821 statements after basic block's labels.
15822 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15823 to free the allocated memory.
15825 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15827 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15828 return address with a USE.
15830 2009-05-24 Richard Guenther <rguenther@suse.de>
15832 PR middle-end/40233
15833 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15834 array type from the main variant of the inner type.
15836 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15838 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15839 definition to bool (from int) to un-break build.
15840 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15842 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15844 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15845 discard_stmt_changes): Delete.
15846 * tree-ssa-operands.c (scb_stack): Delete.
15847 (init_ssa_operands): Do not initialize it.
15848 (fini_ssa_operands): Do not free it.
15849 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15851 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15852 update_stmt, remove the others. Fix comments.
15853 * tree-dfa.c (optimize_stack_restore): Likewise.
15854 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15855 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15856 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15857 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15859 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15860 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15861 (dom_opt_finalize_block): Likewise, adjusting access to
15863 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15864 (stmts_to_rescan): Change item type to gimple.
15865 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15867 2009-05-24 Ira Rosen <irar@il.ibm.com>
15869 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15870 * tree-pass.h (pass_slp_vectorize): New pass.
15871 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15872 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15873 * tree-vectorizer.c (timevar.h): Include.
15874 (user_vect_verbosity_level): Declare.
15875 (vect_location): Fix comment.
15876 (vect_set_verbosity_level): Update user_vect_verbosity_level
15877 instead of vect_verbosity_level.
15878 (vect_set_dump_settings): Add an argument. Ignore user defined
15879 verbosity if dump flags require higher level of verbosity. Print to
15880 stderr only for loop vectorization.
15881 (vectorize_loops): Update call to vect_set_dump_settings.
15882 (execute_vect_slp): New function.
15883 (gate_vect_slp): Likewise.
15884 (struct gimple_opt_pass pass_slp_vectorize): New.
15885 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15886 access its members.
15887 (vec_info_for_bb): New function.
15888 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15889 (VECTORIZATION_ENABLED): New macro.
15890 (SLP_ENABLED, SLP_DISABLED): Likewise.
15891 (vect_is_simple_use): Add bb_vec_info argument.
15892 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15893 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15894 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15895 vect_schedule_slp, vect_analyze_slp): Likewise.
15896 (vect_analyze_stmt): Add slp_tree argument.
15897 (find_bb_location): Declare.
15898 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15899 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15900 (vect_analyze_loop_operations, vect_analyze_loop,
15901 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15902 vect_finalize_reduction, vectorizable_reduction,
15903 vectorizable_live_operation, vect_transform_loop): Likewise.
15904 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15905 skip evolution analysis if analyzing a basic block.
15906 (dr_analyze_indices): Likewise.
15907 (initialize_data_dependence_relation): Skip the test whether the
15908 object is invariant for basic blocks.
15909 (compute_all_dependences): Skip dependence analysis for data
15910 references in basic blocks.
15911 (find_data_references_in_stmt): Don't fail in case of invariant
15912 access in basic block.
15913 (find_data_references_in_bb): New function.
15914 (find_data_references_in_loop): Move code to
15915 find_data_references_in_bb and add a call to it.
15916 (compute_data_dependences_for_bb): New function.
15917 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15918 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15920 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15921 unknown dependence in basic block and fail in case of dependence in
15923 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15924 dependence instances from either loop or basic block vectorization
15926 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15927 before calling nested_in_vect_loop_p.
15928 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15929 dependence instances from either loop or basic block vectorization
15931 (vect_verify_datarefs_alignment): Likewise.
15932 (vect_enhance_data_refs_alignment): Adjust function calls.
15933 (vect_analyze_data_refs_alignment): Likewise.
15934 (vect_analyze_group_access): Fix printing. Skip different checks if
15935 DR_STEP is 0. Keep strided stores either in loop or basic block
15936 vectorization data structure. Fix indentation.
15937 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15939 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15940 dependence instances from either loop or basic block vectorization
15942 (vect_analyze_data_refs): Update comment. Call
15943 compute_data_dependences_for_bb to analyze basic blocks.
15944 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15945 case of loop vectorization. In case of basic block vectorization use
15946 data-ref itself as a base.
15947 (vect_create_data_ref_ptr): In case of basic block vectorization:
15948 don't advance the pointer, add new statements before the current
15949 statement. Adjust function calls.
15950 (vect_supportable_dr_alignment): Support only aligned accesses in
15951 basic block vectorization.
15952 * common.opt (ftree-slp-vectorize): New flag.
15953 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15954 (vect_pattern_recog_1): Likewise.
15955 * tree-vect-stmts.c (process_use): Likewise.
15956 (vect_init_vector): Add new statements in the beginning of the basic
15957 block in case of basic block SLP.
15958 (vect_get_vec_def_for_operand): Adjust function calls.
15959 (vect_finish_stmt_generation): Likewise.
15960 (vectorizable_call): Add assert that it is loop vectorization, adjust
15962 (vectorizable_conversion, vectorizable_assignment): Likewise.
15963 (vectorizable_operation): In case of basic block SLP, take
15964 vectorization factor from statement's type and skip the relevance
15965 check. Adjust function calls.
15966 (vectorizable_type_demotion): Add assert that it is loop
15967 vectorization, adjust function calls.
15968 (vectorizable_type_promotion): Likewise.
15969 (vectorizable_store): Check for outer loop only in case of loop
15970 vectorization. Adjust function calls. For basic blocks, skip the
15971 relevance check and don't advance pointers.
15972 (vectorizable_load): Likewise.
15973 (vectorizable_condition): Add assert that it is loop vectorization,
15974 adjust function calls.
15975 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15976 that it is not reduction, get vector type, call only supported
15977 functions, skip loop specific parts.
15978 (vect_transform_stmt): Check for outer loop only in case of loop
15980 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15981 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15982 for external definition.
15983 * passes.c (pass_slp_vectorize): New pass.
15984 * tree-vect-slp.c (find_bb_location): New function.
15985 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15986 check for patterns only in loops.
15987 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15988 case of multiple types in basic block SLP.
15989 (vect_mark_slp_stmts_relevant): New function.
15990 (vect_supported_load_permutation_p): Fix comment.
15991 (vect_analyze_slp_instance): Add argument. In case of basic block
15992 SLP, take vectorization factor from statement's type, check that
15993 unrolling factor is 1. Adjust function call. Save SLP instance in
15994 either loop or basic block vectorization structure. Return FALSE,
15996 (vect_analyze_slp): Add argument. Get strided stores groups from
15997 either loop or basic block vectorization structure. Return FALSE
15998 if basic block SLP failed.
15999 (new_bb_vec_info): New function.
16000 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16001 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16002 (vect_schedule_slp): Add argument. Get SLP instances from either
16003 loop or basic block vectorization structure. Set vectorization factor
16004 to be 1 for basic block SLP.
16005 (vect_slp_transform_bb): New function.
16006 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16008 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16010 * final.c (shorten_branches): Do not align labels for jump tables.
16011 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16013 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16015 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16016 Remove outdated reference to flow.c and fix nits.
16017 * doc/gccint.texi: Tweak RTL description.
16018 * doc/rtl.texi: Likewise.
16020 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16022 * config/avr/avr.c: Change my email address.
16023 * config/avr/avr.h: Likewise.
16024 * config/avr/avr.md: Likewise.
16025 * config/avr/avr-protos.h: Likewise.
16026 * config/avr/libgcc.S: Likewise.
16028 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16030 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16031 (spu_split_load, spu_split_store): Change return type to int.
16032 (spu_split_convert): Declare.
16033 * config/spu/predicates.md (spu_mem_operand): Remove.
16034 (spu_mov_operand): Update.
16035 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16036 * config/spu/spu.c (regno_aligned_for_load): Remove.
16037 (reg_aligned_for_addr, spu_expand_load): Define.
16038 (spu_expand_extv): Reimplement and handle MEM.
16039 (spu_expand_insv): Handle MEM.
16040 (spu_sched_reorder): Handle insn's with length 0.
16041 (spu_legitimate_address_p): Reimplement.
16042 (store_with_one_insn_p): Return TRUE for any mode with size
16043 larger than 16 bytes.
16044 (address_needs_split): Define.
16045 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16047 (spu_convert_move): Define.
16048 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16049 (spu_split_store): Change all MEM's to TImode.
16050 (spu_init_expanders): Preallocate registers that correspond to
16051 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16053 (spu_split_convert): Define.
16054 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16055 (_move<mode>, _movdi, _movti): Update predicate and condition.
16056 (load, store): Change to define_split.
16057 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16059 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16060 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16061 define_insn_and_split of lshr<mode>3.
16062 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16063 (<v>ashr<mode>3_imm): Define.
16064 (extv, extzv, insv): Allow MEM operands.
16065 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16066 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16067 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16068 (_spu_convert2): Change to define_insn_and_split and remove the
16069 corresponding define_peephole2.
16070 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16071 Change predicates to memory_operand.
16073 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16075 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16077 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16079 PR tree-optimization/40219
16080 * tree.c (iterative_hash_expr): Make sure the builtin function is
16081 a normal builtin function and not a front end or back end builtin
16082 before indexing into the built_in_decls array.
16084 2009-05-22 Richard Guenther <rguenther@suse.de>
16086 PR middle-end/38964
16087 * alias.c (write_dependence_p): Do not use TBAA for answering
16088 anti-dependence or output-dependence.
16089 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16090 (emit_pointer_definition): Remove.
16091 (emit_alias_warning): Likewise.
16092 (find_what_var_points_to): Remove TBAA pruning code.
16093 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16095 (compute_points_to_sets): Remove code computing the set of
16096 dereferenced pointers.
16097 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16098 oracle for querying anti and output dependencies.
16099 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16100 if TBAA may be applied.
16101 (refs_anti_dependent_p): New function.
16102 (refs_output_dependent_p): Likewise.
16103 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16104 (refs_output_dependent_p): Likewise.
16105 * doc/tree-ssa.texi (Memory model): New section.
16106 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16107 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16108 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16109 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16110 * expr.c (expand_expr_real_1): Likewise.
16111 * gimple-low.c (lower_stmt): Likewise.
16112 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16113 (dump_gimple_cdt): Remove.
16114 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16115 (gimple_size): Likewise.
16116 (walk_gimple_op): Likewise.
16117 (is_gimple_stmt): Likewise.
16118 (walk_stmt_load_store_addr_ops): Likewise.
16119 (gimple_build_cdt): Remove.
16120 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16121 * gimple.h (gimple_cdt_new_type): Remove.
16122 (gimple_cdt_new_type_ptr): Likewise.
16123 (gimple_cdt_set_new_type): Likewise.
16124 (gimple_cdt_location): Likewise.
16125 (gimple_cdt_location_ptr): Likewise.
16126 (gimple_cdt_set_location): Likewise.
16127 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16128 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16129 GIMPLE_CHANGE_DYNAMIC_TYPE.
16130 (verify_types_in_gimple_stmt): Likewise.
16131 * tree-inline.c (estimate_num_insns): Likewise.
16132 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16133 (copy_decl_to_var): Likewise.
16134 (copy_result_decl_to_var): Likewise.
16135 * tree-pretty-print.c (dump_generic_node): Do not handle
16136 CHANGE_DYNAMIC_TYPE_EXPR.
16137 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16138 * tree-ssa-operands.c (get_expr_operands): Likewise.
16139 * tree-ssa-structalias.c (struct variable_info): Remove
16140 no_tbaa_pruning member.
16141 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16142 (unify_nodes): Do not copy it.
16143 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16144 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16145 (set_uids_in_ptset): Do not check it.
16146 (find_what_var_points_to): Likewise.
16147 (compute_tbaa_pruning): Remove.
16148 (compute_points_to_sets): Do not call it.
16149 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16150 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16151 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16152 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16153 (DECL_NO_TBAA_P): Likewise.
16154 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16155 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16156 (expand_omp_atomic_pipeline): Do not set it.
16157 * print-tree.c (print_node): Do not dump it.
16158 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16161 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16164 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16167 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16169 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16172 2009-05-22 Ben Elliston <bje@au.ibm.com>
16174 * Makefile.in (bversion.h, s-bversion): New targets.
16175 (TOPLEV_H): Add bversion.h.
16176 * toplev.h: Include "bversion.h".
16177 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16178 the __format__ attribute only if compiling with the same version
16179 of GCC as the sources (the "build version").
16181 2009-05-22 Ben Elliston <bje@au.ibm.com>
16183 * c-format.c (handle_format_attribute): Fix comment typo.
16185 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16188 * config/ia64/ia64.opt (mfused-madd): New.
16189 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16190 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16191 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16192 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16193 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16194 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16195 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16196 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16197 instruction if !TARGET_FUSED_MADD.
16198 (fpma, fpms): Remove colon from name.
16200 2009-05-22 Richard Guenther <rguenther@suse.de>
16202 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16203 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16204 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16206 (create_expression_by_pieces): Only convert if necessary.
16207 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16208 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16210 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16212 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16213 regular pattern from a template and rename it ...
16214 (*extzv_truncsi_exts): ... to this.
16216 2009-05-21 Richard Guenther <rguenther@suse.de>
16218 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16219 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16220 (cgraph_default_inline_p): Likewise.
16221 (cgraph_decide_inlining_incrementally): Likewise.
16223 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16224 Uros Bizjak <ubizjak@gmail.com>
16226 * config/i386/cpuid.h (bit_MOVBE): New.
16228 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16230 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16231 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16232 (ix86_handle_option): Handle OPT_mmovbe.
16233 (ix86_target_string): Add -mmovbe.
16234 (pta_flags): Add PTA_MOVBE.
16235 (processor_alias_table): Add PTA_MOVBE to "atom".
16236 (override_options): Handle PTA_MOVBE.
16238 * config/i386/i386.h (TARGET_MOVBE): New.
16240 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16241 (*bswapsi_movbe): New.
16242 (*bswapdi_movbe): Likewise.
16243 (bswapdi2): Renamed to ...
16244 (*bswapdi_1): This.
16245 (bswapdi2): New expander.
16247 * config/i386/i386.opt (mmovbe): New.
16249 * doc/invoke.texi: Document -mmovbe.
16251 2009-05-21 Taras Glek <tglek@mozilla.com>
16253 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16254 * gcc-plugin.h (plugin_init): Updated signature.
16255 * gcc-plugin.h (plugin_name_args): Moved to this header.
16256 * doc/plugins.texi (plugin_init): Updated documention to reflect
16258 * doc/plugins.texi (plugin_name_args): Added to documention.
16260 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16262 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16263 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16265 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16267 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16268 JUMP_TABLE_DATA_P predicates where applicable.
16269 * config/i386/predicates.md: Ditto.
16270 * config/i386/sse.md: Ditto.
16272 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16274 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16275 operand2 -128 override length_immediate attribute to 1.
16276 * config/i386/predicates.md (constm128_operand): New predicate.
16278 * config/i386/i386.c (memory_address_length): Handle %r12
16279 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16281 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16282 mode look through optional ZERO_EXTEND and SUBREG.
16283 * config/i386/i386.md (R12_REG): New define_constant.
16284 (prefix_data16): For sse unit set also for MODE_TI insns.
16285 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16286 insns set if operand 1 is ext_QIreg_operand.
16287 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16288 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16290 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16291 mode from MODE_DI to MODE_SI.
16292 (movdi_1_rex64): Override modrm and length_immediate attributes
16293 only for movabs (TYPE_IMOV, alternative 2).
16294 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16295 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16296 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16297 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16298 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16299 prefix_rex attribute if DImode.
16300 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16301 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16302 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16303 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16304 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16305 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16306 Likewise. For TYPE_IMOV clear length_immediate attribute.
16307 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16308 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16309 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16310 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16311 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16312 or one operand TYPE_ISHIFT.
16313 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16314 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16315 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16316 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16317 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16318 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16319 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16320 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16321 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16322 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16323 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16324 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16325 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16326 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16327 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16328 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16329 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16330 set mode attribute, don't override length attribute.
16331 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16333 (return_internal_long): Set length attribute to 2 instead of 1.
16334 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16335 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16336 prefix_rex attribute.
16337 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16339 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16341 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16343 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16345 2009-05-20 Ian Lance Taylor <iant@google.com>
16347 * tree.c (build_tree_list_vec_stat): New function.
16348 (ctor_to_vec): New function.
16349 (build_nt_call_vec): New function.
16350 (build_call_array): Change args to be a const pointer.
16351 (build_call_vec): New function.
16352 * tree.h (build_nt_call_vec): Declare.
16353 (build_tree_list_vec_stat): Declare.
16354 (build_tree_list_vec): Define.
16355 (build_call_array): Update declaration.
16356 (build_call_vec): Declare.
16357 (ctor_to_vec): Declare.
16358 * c-common.c (tree_vector_cache): New static variable.
16359 (make_tree_vector): New function.
16360 (release_tree_vector): New function.
16361 (make_tree_vector_single): New function.
16362 (make_tree_vector_copy): New function.
16363 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16364 (make_tree_vector_single, make_tree_vector_copy): Declare.
16365 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16366 (c_parser_expr_list): Don't manage cache here, instead call
16368 (c_parser_release_expr_list): Remove static function.
16369 (c_parser_vec_to_tree_list): Remove static function.
16370 (c_parser_attributes): Call build_tree_list_vec instead of
16371 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16372 c_parser_release_expr_list.
16373 (c_parser_postfix_expression_after_primary): Likewise.
16374 (c_parser_objc_keywordexpr): Likewise.
16376 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16378 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16379 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16380 TARGET_CONVERT_TO_TYPE.
16381 * hooks.c (hook_tree_const_tree_null): Define.
16382 * hooks.h (hook_tree_const_tree_null): Declare.
16383 * target.h (struct gcc_target): Add invalid_parameter_type,
16384 invalid_return_type, promoted_type, and convert_to_type fields.
16385 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16386 (TARGET_INVALID_RETURN_TYPE): Define.
16387 (TARGET_PROMOTED_TYPE): Define.
16388 (TARGET_CONVERT_TO_TYPE): Define.
16389 (TARGET_INITIALIZER): Update for new fields.
16390 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16391 (grokparms): Check targetm.invalid_parameter_type.
16392 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16393 * c-convert.c (convert): Check targetm.convert_to_type.
16395 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16397 * config/mips/mips.md (*extenddi_truncate<mode>,
16398 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16400 (*extendhi_truncateqi): New define_insn_and_sptit.
16402 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16404 PR middle-end/40204
16405 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16406 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16408 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16410 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16411 the operand of VIEW_CONVERT_EXPR.
16413 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16415 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16416 extended family and model for Intel processors. Support Intel Atom.
16418 2009-05-20 Olivier Hainque <hainque@adacore.com>
16420 * gstab.h (stab_code_type): Define, to be used instead of the
16421 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16423 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16424 occurrences by stab_code_type.
16425 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16427 2009-05-20 Martin Jambor <mjambor@suse.cz>
16429 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16430 (sra_insert_before): Likewise.
16431 (sra_insert_after): Likewise.
16432 (sra_init_cache): Likewise.
16433 (sra_type_can_be_decomposed_p): Likewise.
16434 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16435 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16436 (sra_insert_before): Likewise.
16437 (sra_insert_after): Likewise.
16438 (sra_init_cache): Likewise.
16439 (insert_edge_copies_seq): Made static and moved upwards.
16441 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16444 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16446 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16447 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16450 2009-05-20 Richard Guenther <rguenther@suse.de>
16452 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16453 with mismatched comparison modes.
16455 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16457 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16458 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16459 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16460 with shifts for Thumb2.
16461 (orsi_notsi): New for orn.
16462 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16463 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16464 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16465 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16466 Don't invert remainder for IOR.
16468 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16470 PR tree-optimization/40087
16471 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16472 number_of_iterations_ne): Rename never_infinite argument.
16473 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16474 number_of_iterations_le): Handle pointer-type ivs when
16475 exit_must_be_taken is false.
16476 (number_of_iterations_cond): Do not always assume that
16477 exit_must_be_taken if the control variable is a pointer.
16479 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16481 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16482 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16484 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16486 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16487 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16489 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16492 * c.opt (Wlogical-op): Disabled by default.
16493 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16495 * doc/invoke.texi (Wlogical-op): Likewise.
16497 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16499 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16501 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16502 Propagate the type of the first operand.
16503 <ASSERT_EXPR>: Simplify.
16504 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16505 Rewrite using the RHS code as discriminant.
16506 <NOP_EXPR>: Turn into CASE_CONVERT.
16507 <PLUS_EXPR>: Propagate the type of the first operand.
16509 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16511 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16512 (ia64_dconst_0_375): New.
16513 * config/ia64/ia64.c (ia64_override_options): Remove
16514 -minline-sqrt-min-latency warning.
16515 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16516 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16517 * config/ia64/ia64.md (*sqrt_approx): Remove.
16518 (sqrtsf2): Remove #if 0.
16519 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16520 (sqrtdf): Remove assert.
16521 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16522 (sqrtxf2): Remove #if 0.
16523 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16524 * div.md (sqrt_approx_rf): New.
16525 (sqrtsf2_internal_thr): New implementation.
16526 (sqrtsf2_internal_lat): New.
16527 (sqrtdf2_internal_thr: New implementation.
16528 (sqrtxf2_internal): New implementation.
16530 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16531 Hans-Peter Nilsson <hp@axis.com>
16533 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16534 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16535 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16536 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16537 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16538 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16539 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16540 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16541 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16542 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16543 * c-common.c: ...from here.
16545 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16547 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16549 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16551 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16553 2009-05-19 Ben Elliston <bje@au.ibm.com>
16555 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16556 assignments with memcpy calls.
16557 (add_fdes): Likewise.
16558 (binary_search_unencoded_fdes): Likewise.
16559 (linear_search_fdes): Eliminate type puns.
16561 2009-05-19 Richard Guenther <rguenther@suse.de>
16563 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16564 not falsely claim to have propagated into all uses.
16566 2009-05-19 Ben Elliston <bje@au.ibm.com>
16568 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16571 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16573 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16574 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16575 (TARGET_LEGITIMATE_ADDRESS_P): New.
16576 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16577 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16579 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16582 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16583 child of the containing namespace's DIE.
16585 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16587 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16588 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16589 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16592 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16595 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16596 gen_align with gen_pad.
16597 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16598 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16600 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16601 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16603 * config/i386/i386.md (align): Renamed to ...
16604 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16605 ASM_OUTPUT_MAX_SKIP_PAD.
16607 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16609 * config.gcc: Fix variable syntax.
16612 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16613 before calling exact_log2.
16614 (output_iorsi3): Likewise.
16615 (output_xorsi3): Likewise.
16617 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16619 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16620 for the none zero constant operand except for EQ and NE
16621 comprisons even when the first operand is R0.
16623 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16625 * config/s390/2064.md: Remove trailing whitespaces.
16626 * config/s390/2084.md: Likewise.
16627 * config/s390/constraints.md: Likewise.
16628 * config/s390/fixdfdi.h: Likewise.
16629 * config/s390/libgcc-glibc.ver: Likewise.
16630 * config/s390/s390-modes.def: Likewise.
16631 * config/s390/s390-protos.h: Likewise.
16632 * config/s390/s390.c: Likewise.
16633 * config/s390/s390.h: Likewise.
16634 * config/s390/s390.md: Likewise.
16635 * config/s390/tpf-unwind.h: Likewise.
16637 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16639 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16641 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16644 * configure.ac (m68k-*-*): Check if binutils support TLS.
16645 * configure: Regenerate.
16646 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16647 * config/m68k/constraints.md (Cu): New constraint.
16648 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16649 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16650 (movsi): Handle TLS symbols.
16651 (addsi3_5200): Handle XTLS symbols, indent.
16652 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16653 (m68k_tls_reference_p): Declare.
16654 (m68k_legitimize_address): Declare.
16655 (m68k_unwrap_symbol): Declare.
16656 * config/m68k/m68k.opt (mxtls): New option.
16657 * config/m68k/m68k.c (ggc.h): Include.
16658 (m68k_output_dwarf_dtprel): Implement hook.
16659 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16660 (m68k_expand_prologue): Load GOT pointer when function needs it.
16661 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16662 (m68k_legitimate_constant_address_p): Same.
16663 (m68k_decompose_address): Handle TLS references.
16664 (m68k_get_gp): New static function.
16665 (enum m68k_reloc): New contants.
16666 (TLS_RELOC_P): New macro.
16667 (m68k_wrap_symbol): New static function.
16668 (m68k_unwrap_symbol): New function.
16669 (m68k_final_prescan_insn_1): New static function.
16670 (m68k_final_prescan_insn): New function.
16671 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16673 (legitimize_pic_address): Handle TLS references..
16674 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16675 (m68k_libcall_value_in_a0_p)
16676 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16677 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16678 (m68k_legitimize_tls_address): Handle TLS references.
16679 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16681 (m68k_legitimize_address): Handle TLS symbols.
16682 (m68k_get_reloc_decoration): New static function.
16683 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16685 (m68k_output_dwarf_dtprel): Implement hook.
16686 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16687 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16688 m68k_call_* routines.
16689 (sched_attr_op_type): Handle TLS symbols.
16690 (gt-m68k.h): Include.
16691 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16692 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16694 2009-05-18 Martin Jambor <mjambor@suse.cz>
16696 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16697 (visit_store_addr_for_mod_analysis): New function.
16698 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16699 (determine_cst_member_ptr): Use gimple_assign_single_p.
16700 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16701 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16702 operands. Don't check number of operands of a NOP_EXPR.
16704 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16706 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16708 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16711 * c-common.c (warn_logical_operator): Don't warn if one of
16712 expression isn't always true or false.
16714 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16716 * config/i386/biarch32.h: New file.
16717 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16719 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16721 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16722 *zero_extend<mode>_truncqi): Merge these into ...
16723 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16724 Name the pattern following this as *zero_extendhi_truncqi.
16726 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16728 PR middle-end/39301
16729 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16730 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16731 (output_info): Make field HOST_WIDEST_INT.
16732 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16733 (dump_bitmat_statistics): Same.
16735 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16737 * config.gcc (use_gcc_stdint): Set to wrap.
16738 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16739 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16740 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16741 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16742 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16743 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16744 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16745 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16747 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16749 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16751 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16752 Move definitions earlier.
16753 (OPT_ARCH64, OPT_ARCH32): Define.
16754 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16757 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16760 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16763 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16765 * arm.md (movdi2): Copy non-reg values to DImode registers.
16767 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16770 * final.c (label_to_max_skip): New function.
16771 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16772 CODE_LABEL_NUMBER <= max_labelno.
16773 * output.h (label_to_max_skip): New prototype.
16774 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16775 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16776 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16777 Handle CODE_LABELs with >= 16 byte alignment or with
16778 max_skip == (1 << align) - 1.
16779 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16780 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16783 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16784 .p2align 3 if MAX_SKIP is smaller than 7.
16785 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16787 2009-05-15 Ian Lance Taylor <iant@google.com>
16789 * alias.c (struct alias_set_entry_d): Rename from struct
16790 alias_set_entry. Change all uses.
16791 * except.c (struct call_site_record_d): Rename from struct
16792 call_site_record. Change all uses.
16793 * except.h (struct eh_region_d): Rename from struct eh_region.
16795 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16797 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16798 ivtype_map_elt. Change all uses.
16799 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16801 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16802 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16804 (struct sese_d): Rename from struct sese. Change all uses.
16805 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16806 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16807 * optabs.h (struct optab_d): Rename from struct optab. Change all
16809 (struct convert_optab_d): Rename from struct convert_optab.
16811 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16812 ipa_opt_pass. Change all uses.
16813 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16816 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16817 defined as a typedef.
16818 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16821 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16824 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16826 (merge_ranges): Returns bool.
16827 * tree.h (make_range): .. to here.
16828 (build_range_check): Likewise.
16829 (merge_ranges): Likewise. Renamed from merge_ranges.
16830 * c-typeck.c (parser_build_binary_op): Update calls to
16831 warn_logical_operator.
16832 * c-common.c (warn_logical_operator): Add new warning.
16833 * c-common.h (warn_logical_operator): Update declaration.
16835 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16837 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16839 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16841 * doc/install.texi: Document MPC requirements, flags etc.
16843 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16844 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16845 Evaluate constant arguments.
16846 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16847 (fold_builtin_1): Likewise, also evaluate constant arguments.
16848 Remove superfluous break.
16849 (do_mpc_ckconv): New.
16850 * real.h: Include mpc.h.
16851 * toplev.c (print_version): Output MPC version info if available.
16853 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16855 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16857 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16859 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16862 2009-05-15 Jan Hubicka <jh@suse.cz>
16864 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16865 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16866 (try_inline): Fix return value.
16867 (cgraph_decide_inlining_incrementally): Honor new value.
16868 (cgraph_early_inlining): Handle indirect inlining.
16869 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16871 2009-05-15 Jan Hubicka <jh@suse.cz>
16873 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16874 * cgraphunit.c (cgraph_finalize_function): Set it.
16875 (cgraph_expand_function): Use it.
16877 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16879 * real.c (encode_ieee_half): Define.
16880 (decode_ieee_half): Define.
16881 (ieee_half_format): Define.
16882 (arm_half_format): Define.
16883 * real.h (ieee_half_format): Declare.
16884 (arm_half_format): Declare.
16886 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16888 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16889 swapped, and reversed optabs exist before trying to use them.
16891 2009-05-15 Paul Brook <paul@codesourcery.com>
16892 Sandra Loosemore <sandra@codesourcery.com>
16894 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16895 loads. Allow PRE_DEC.
16896 (output_move_neon): Handle PRE_DEC.
16897 (arm_print_operand): Add 'A' for neon structure loads.
16898 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16899 * config/arm/neon.md (neon_mov): Update comment.
16900 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16902 (Um): New constraint.
16904 2009-05-15 Jan Hubicka <jh@suse.cz>
16906 Revert the following patch until testsuite fallout is fixed:
16907 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16908 * cgraph.h (struct inline_summary): New filed self_wize,
16909 size_inlining_benefit, self_time and time_inlining_benefit.
16910 (struct cgraph_global_info): Replace insns by time ans size fields.
16911 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16912 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16913 (ipcp_update_callgraph): Do not touch function bodies.
16914 * ipa-inline.c: Include except.h
16915 (MAX_TIME): New constant.
16916 (overall_insns): Remove
16917 (overall_size, max_benefit): New static variables.
16918 (cgraph_estimate_time_after_inlining): New function.
16919 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16920 (cgraph_clone_inlined_nodes): Update size.
16921 (cgraph_mark_inline_edge): Update size.
16922 (cgraph_estimate_growth): Use size info.
16923 (cgraph_check_inline_limits): Check size.
16924 (cgraph_default_inline_p): Likewise.
16925 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16926 (cgraph_decide_recursive_inlining): Check size.
16927 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16929 (cgraph_decide_inlining): Likewise.
16930 (cgraph_decide_inlining_incrementally): Likewise; honor
16931 PARAM_EARLY_INLINING_INSNS.
16932 (likely_eliminated_by_inlining_p): New predicate.
16933 (estimate_function_body_sizes): New function.
16934 (compute_inline_parameters): Use it.
16935 * except.c (must_not_throw_labels): New function.
16936 * except.h (must_not_throw_labels): Declare.
16937 * tree-inline.c (init_inline_once): Kill inlining_weigths
16938 * tree-ssa-structalias.c: Avoid uninitialized warning.
16939 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16940 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16941 (PARAM_INLINE_CALL_COST): Remove.
16942 (PARAM_EARLY_INLINING_INSNS): New.
16944 2009-05-15 Richard Guenther <rguenther@suse.de>
16946 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16947 not TODO_update_ssa.
16949 2009-05-15 Richard Guenther <rguenther@suse.de>
16951 PR tree-optimization/39999
16952 * gimple.h (gimple_expr_type): Use the expression type looking
16953 through useless conversions.
16954 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16955 (vn_nary_op_insert_stmt): Likewise.
16956 (simplify_binary_expression): Likewise.
16958 2009-05-15 Richard Guenther <rguenther@suse.de>
16960 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16961 New options, enabled by default.
16962 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16964 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16965 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16966 * tree-ssa-structalias.c (gate_tree_pta): New function.
16967 (pass_build_alias): Use it.
16969 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16972 recurse on an invariant address if a conversion from a pointer
16973 type to a wider integer type is involved.
16975 2009-05-15 Jan Hubicka <jh@suse.cz>
16977 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16978 * cgraph.h (struct inline_summary): New filed self_wize,
16979 size_inlining_benefit, self_time and time_inlining_benefit.
16980 (struct cgraph_global_info): Replace insns by time ans size fields.
16981 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16982 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16983 (ipcp_update_callgraph): Do not touch function bodies.
16984 * ipa-inline.c: Include except.h
16985 (MAX_TIME): New constant.
16986 (overall_insns): Remove
16987 (overall_size, max_benefit): New static variables.
16988 (cgraph_estimate_time_after_inlining): New function.
16989 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16990 (cgraph_clone_inlined_nodes): Update size.
16991 (cgraph_mark_inline_edge): Update size.
16992 (cgraph_estimate_growth): Use size info.
16993 (cgraph_check_inline_limits): Check size.
16994 (cgraph_default_inline_p): Likewise.
16995 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16996 (cgraph_decide_recursive_inlining): Check size.
16997 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16999 (cgraph_decide_inlining): Likewise.
17000 (cgraph_decide_inlining_incrementally): Likewise; honor
17001 PARAM_EARLY_INLINING_INSNS.
17002 (likely_eliminated_by_inlining_p): New predicate.
17003 (estimate_function_body_sizes): New function.
17004 (compute_inline_parameters): Use it.
17005 * except.c (must_not_throw_labels): New function.
17006 * except.h (must_not_throw_labels): Declare.
17007 * tree-inline.c (init_inline_once): Kill inlining_weigths
17008 * tree-ssa-structalias.c: Avoid uninitialized warning.
17009 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17010 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17011 (PARAM_INLINE_CALL_COST): Remove.
17012 (PARAM_EARLY_INLINING_INSNS): New.
17013 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17014 (inline-call-cost): Remove.
17015 (early-inlining-insns): New.
17017 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17019 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17021 (print_int_cst_bounds_in_octal_p): Likewise.
17022 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17024 * dwarf2out.c (base_type_die): Likewise.
17025 (is_subrange_type): Delete.
17026 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17027 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17028 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17029 if the destination type is boolean.
17030 (build_range_check): Do not special-case subtypes.
17031 (fold_sign_changed_comparison): Likewise.
17032 (fold_unary): Likewise.
17033 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17034 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17035 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17036 * tree.c (subrange_type_for_debug_p): New predicate based on the
17037 former is_subrange_type.
17038 * tree.h (subrange_type_for_debug_p): Declare.
17039 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17040 (convert_affine_scev): Remove call to above function.
17041 (chrec_convert_aggressive): Likewise.
17042 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17043 false for conversions involving subtypes.
17044 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17045 (vrp_val_min): Likewise.
17046 (needs_overflow_infinity): Likewise.
17047 (extract_range_from_unary_expr): Likewise.
17049 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17051 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17052 * config/frv/frv.c: Likewise.
17053 * config/s390/s390.c: Likewise.
17054 * config/sparc/sparc.h: Likewise.
17055 * config/i386/i386.h: Likewise.
17056 * config/i386/i386.c: Likewise.
17057 * config/crx/crx.c: Likewise.
17058 * config/m68hc11/m68hc11.h: Likewise.
17059 * config/iq2000/iq2000.c: Likewise.
17060 * config/mn10300/mn10300.h: Likewise.
17061 * config/mn10300/mn10300.c: Likewise.
17062 * config/m68k/m68k.c: Likewise.
17063 * config/rs6000/rs6000.c: Likewise.
17064 * config/rs6000/xcoff.h: Likewise.
17065 * config/rs6000/linux64.h: Likewise.
17066 * config/rs6000/sysv4.h: Likewise.
17067 * config/score/score3.c: Likewise.
17068 * config/score/score7.c: Likewise.
17069 * config/score/score.c: Likewise.
17070 * config/arm/arm.md: Likewise.
17071 * config/mips/mips.c: Likewise.
17072 * config/mips/mips.md: Likewise.
17073 * config/bfin/bfin.h: Likewise.
17074 * config/pa/pa.c: Likewise.
17075 * config/pa/constraints.md: Likewise.
17077 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17078 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17079 * config/pdp11/pdp11.h: Use memory_address_p instead.
17081 2009-05-14 Ian Lance Taylor <iant@google.com>
17083 * passes.c (finish_optimization_passes): Change i to int.
17084 * plugin.c (plugins_active_p): Change event to int.
17085 (dump_active_plugins): Likewise.
17086 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17088 * tree.c (tree_range_check_failed): Change c to unsigned int.
17089 (omp_clause_range_check_failed): Likewise.
17090 (build_common_builtin_nodes): Change mode to int. Add cast.
17091 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17092 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17094 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17095 ++ or -- with a variable of enum type.
17097 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17100 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17102 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17104 * store-motion.c: Do not include params.h
17105 * Makefile.in: Fix dependencies for various files.
17107 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17109 * auto-inc-dec.c: Fix pass description, remove apparent
17110 accidental duplication.
17112 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17114 PR middle-end/40147
17115 * ipa-utils.h (memory_identifier_string): Moved to ...
17116 * tree.h (memory_identifier_string): Here. Add GTY(()).
17118 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17120 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17121 in the former documentation of...
17122 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17123 * ira-conflicts.c (get_dup_num): Use address_operand.
17124 * targhooks.c (default_legitimate_address_p): New.
17125 * targhooks.h (default_legitimate_address_p): New.
17126 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17128 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17129 * target.h (struct target): Add legitimate_address_p.
17130 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17131 (TARGET_INITIALIZER): Include it.
17133 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17134 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17135 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17136 (TARGET_LEGITIMATE_ADDRESS_P): New.
17138 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17139 (REG_OK_STRICT_P): Delete.
17140 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17141 (frv_legitimate_address_p_1): ... this.
17142 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17143 (frv_legitimate_address_p_1): ... the renamed old
17144 frv_legitimate_address_p.
17145 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17146 (TARGET_LEGITIMATE_ADDRESS_P): New.
17148 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17149 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17150 * config/s390/s390.c (legitimate_address_p): Rename to...
17151 (s390_legitimate_address_p): ... this, make static.
17152 (legitimize_address): Adjust call.
17153 (TARGET_LEGITIMATE_ADDRESS_P): New.
17154 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17156 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17157 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17158 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17159 (TARGET_LEGITIMATE_ADDRESS_P): New.
17161 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17162 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17163 * config/spu/spu.c (spu_legitimate_address): Rename to...
17164 (spu_legitimate_address_p): ... this, make static.
17165 (TARGET_LEGITIMATE_ADDRESS_P): New.
17167 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17168 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17169 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17170 (sparc_legitimate_address_p): ... this, make static and return bool.
17171 (legitimize_address): Adjust call.
17172 (TARGET_LEGITIMATE_ADDRESS_P): New.
17174 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17175 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17176 * config/i386/i386.c (legitimate_address_p): Rename to...
17177 (ix86_legitimate_address_p): ... this, make static.
17178 (constant_address_p): Move after it, adjust call.
17179 (TARGET_LEGITIMATE_ADDRESS_P): New.
17181 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17182 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17183 * config/avr/avr.c (legitimate_address_p): Rename to...
17184 (avr_legitimate_address_p): ... this, make static.
17185 (legitimize_address): Adjust call.
17186 (TARGET_LEGITIMATE_ADDRESS_P): New.
17188 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17189 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17190 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17191 (TARGET_LEGITIMATE_ADDRESS_P): New.
17193 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17194 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17195 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17196 (TARGET_LEGITIMATE_ADDRESS_P): New.
17198 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17199 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17201 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17203 (TARGET_LEGITIMATE_ADDRESS_P): New.
17205 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17206 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17208 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17210 (m68hc11_legitimate_address_p): ... this, make static.
17211 (go_if_legitimate_address_internal): Rename to...
17212 (m68hc11_legitimate_address_p_1): ... this.
17213 (legitimize_address): Adjust call.
17214 (TARGET_LEGITIMATE_ADDRESS_P): New.
17216 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17217 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17218 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17219 (TARGET_LEGITIMATE_ADDRESS_P): New.
17221 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17222 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17223 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17224 (mn10300_legitimate_address_p): ... this, make static.
17225 (TARGET_LEGITIMATE_ADDRESS_P): New.
17227 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17228 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17229 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17230 (TARGET_LEGITIMATE_ADDRESS_P): New.
17232 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17233 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17234 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17235 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17236 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17237 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17238 (rs6000_legitimate_address_p): ... this, make static.
17239 (TARGET_LEGITIMATE_ADDRESS_P): New.
17240 (REG_MODE_OK_FOR_BASE_P): Delete.
17241 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17243 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17244 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17246 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17247 static, adjust types.
17248 (TARGET_LEGITIMATE_ADDRESS_P): New.
17250 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17251 * config/score/score.c (score_address_p): Rename to...
17252 (score_legitimate_address_p): ... this.
17253 (TARGET_LEGITIMATE_ADDRESS_P): New.
17254 * config/score/score3.c (score3_address_p): Rename to...
17255 (score3_legitimate_address_p): ... this.
17256 * config/score/score7.c (score7_address_p): Rename to...
17257 (score7_legitimate_address_p): ... this.
17259 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17260 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17261 GO_IF_LEGITIMATE_ADDRESS): Delete.
17262 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17263 thumb2_legitimate_address_p): Delete.
17264 (arm_legitimate_address_p): Rename to...
17265 (arm_legitimate_address_outer_p): ... this.
17266 * config/arm/constraints.md ("Uq"): Adjust call.
17267 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17268 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17270 (arm_legitimate_address_outer_p): ... this.
17271 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17273 (TARGET_LEGITIMATE_ADDRESS_P): New.
17275 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17276 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17277 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17278 (TARGET_LEGITIMATE_ADDRESS_P): New.
17280 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17281 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17282 * config/vax/vax.c (legitimate_address_p): Rename to...
17283 (vax_legitimate_address_p): ... this, make static.
17284 (TARGET_LEGITIMATE_ADDRESS_P): New.
17286 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17287 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17288 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17289 (TARGET_LEGITIMATE_ADDRESS_P): New.
17291 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17292 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17293 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17294 (mmix_legitimate_address_p): ... this, make static.
17295 (TARGET_LEGITIMATE_ADDRESS_P): New.
17297 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17298 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17299 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17300 (TARGET_LEGITIMATE_ADDRESS_P): New.
17302 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17304 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17305 of MODE_COMPLEX_INT.
17307 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17309 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17310 LCT_NORMAL in function call.
17311 * mips-tdump.c (print_file_desc): Add cast to enum type.
17312 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17313 (mark_stabs): Add casts to enum types.
17314 (parse_stabs_common): Add casts to enum types.
17316 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17318 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17319 Check for invalid values of LETTER.
17321 2009-05-13 Taras Glek <tglek@mozilla.com>
17323 * attribs.c (register_attribute): moved out attribute registration
17324 into register_attribute.
17325 * doc/plugins.texi: Documented register_attribute and
17327 * gcc-plugin.h: Added forward decl for register_attribute.
17328 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17329 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17330 PLUGIN_ATTRIBUTES boilerplate.
17332 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17334 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17335 values even in sentinel and empty entries.
17336 (ms_printf_flag_specs): Likewise.
17337 (ms_scanf_flag_specs): Likewise.
17338 (ms_strftime_flag_specs): Likewise.
17339 (ms_print_char_table): Likewise.
17340 (ms_scan_char_table): Likewise.
17341 (ms_time_char_table): Likewise.
17343 2009-05-13 Doug Kwan <dougkwan@google.com>
17345 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17347 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17349 * config/mips/mips.md (store): Add attributes for QI and HI.
17351 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17352 (truncdi<mode>2): ... this new pattern.
17354 2009-05-13 Brad Hards <bradh@kde.org>
17356 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17358 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17359 Ben Elliston <bje@au.ibm.com>
17361 PR middle-end/40035
17362 * dse.c (check_mem_read_rtx): Guard against width == -1.
17364 2009-05-13 Michael Matz <matz@suse.de>
17366 PR middle-end/39976
17367 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17368 (trivially_conflicts_p): New function.
17369 (insert_backedge_copies): Use it.
17371 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17373 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17374 (handle_stdc_pragma): Use new enum constant names.
17375 (handle_pragma_float_const_decimal64): Ditto.
17377 2009-05-13 Ian Lance Taylor <iant@google.com>
17379 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17382 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17384 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17385 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17387 * config/m68k/m68k.h (FL_UCLINUX): Define.
17389 2009-05-13 Jan Hubicka <jh@suse.cz>
17391 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17393 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17395 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17396 unless -fschedule-insns is specified.
17398 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17401 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17402 TARGET_EXPAND_CBRANCHDI4.
17403 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17404 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17405 (cmpeqdi): Fix comment.
17407 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17409 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17410 (sh_legitimate_address_p): Likewise.
17411 * config/sh/sh.c (sh_legitimate_index_p): New.
17412 (sh_legitimate_address_p): Likewise.
17413 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17414 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17415 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17416 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17417 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17418 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17419 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17420 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17421 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17423 2009-05-12 Jan Hubicka <jh@suse.cz>
17425 * tree-inline.c (estimate_operator_cost): Add operands;
17426 when division happens by constant, it is cheap.
17427 (estimate_num_insns): Loads and stores are not having cost of 0;
17428 EH magic stuff is cheap; when computing runtime cost of switch,
17429 use log2 base of amount of its cases; builtin_expect has cost of 0;
17430 compute cost for moving return value of call.
17431 (init_inline_once): Initialize time_based flags.
17432 * tree-inline.h (eni_weights_d): Add time_based flag.
17434 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17436 * df-core.c: Update head documentation.
17438 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17441 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17442 shadowing exisiting variable op1.
17444 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17447 * config/i386/driver-i386.c (processor_signatures): New enum.
17448 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17449 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17450 processor signature to detect geode processor.
17452 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17456 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17458 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17459 causes spurious differences between trunk and cond-optab branch.
17461 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17463 * dojump.c (compare_from_rtx): Delete.
17464 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17465 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17466 if the comparison does not satisfy the predicate; test predicates for
17467 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17468 further if one existing pattern fails.
17469 * expr.h (compare_from_rtx): Delete.
17470 (prepare_operand): Declare it.
17471 * optabs.c: Change "lib call" to "libcall" throughout.
17472 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17473 HAVE_conditional_trap, emit_cmp_insn): Delete.
17474 (can_compare_p): Delete cmp_optab case.
17475 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17476 Accept other parameters by value.
17477 (prepare_operand): Make non-static.
17478 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17479 other parameters by value. Try to widen operands here based on
17480 an optab_methods argument and looking at cbranch_optab.
17481 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17482 loop. Use cbranch_optab directly.
17483 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17484 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17486 (emit_conditional_move, emit_conditional_add): Inline what's needed
17487 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17488 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17489 with COMPARE. Move cmov_optab and cstore_optab above
17490 with cbranch_optab, move cmp_optab down with ucmp_optab,
17491 remove tst_otpab. Do not initialize trap_rtx.
17492 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17493 for trap code. Do not check HAVE_conditional_trap. Use
17494 prepare_cmp_insn. Accept no predicate for operand 3.
17495 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17496 (OTI_ctrap, ctrap_optab): New.
17497 (tst_optab): Delete.
17498 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17499 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17500 with lookup of ctrap_optab.
17501 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17503 (ctrap_optab): New.
17505 * combine.c (combine_simplify_rtx, simplify_set): Do not
17506 special case comparing against zero for cc0 machines.
17507 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17508 COMPARE on cc0 machines.
17509 (simplify_relational_operation): Return a new expression when
17510 a COMPARE could be removed.
17511 * final.c (final_scan_insn): Compare cc_status values
17512 against LHS of a (compare FOO (const_int 0)) cc0 source.
17513 Also check if cc_status.value is the full compare.
17515 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17516 (cstoreMM4): Document.
17517 (conditional_trap): Document ctrapMM4 instead.
17518 (sync_compare_and_swapMM): Refer to cbranchcc4.
17519 (Dependent Patterns): Eliminate obsolete information referring to
17520 the old jump optimization phase.
17521 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17522 of compares with 0 on cc0 machines.
17523 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17524 avoiding references to cc0. Remove text about storing operands
17526 * doc/tm.texi (Condition Codes): Include blurb on different
17527 condition code representations, separate into subsections for
17528 CC0, MODE_CC and conditional execution.
17530 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17531 alpha_emit_setcc): Accept operands and a machine mode.
17532 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17533 Get code/op0/op1 from operands, use machine mode argument
17534 instead of alpha_compare.fp_p. Emit the branch here.
17535 (alpha_emit_setcc): Likewise, and return boolean.
17536 (alpha_emit_conditional_move): Likewise. Assert that
17537 cmp_op_mode == cmp_mode, and simplify accordingly.
17538 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17539 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17540 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17542 (stack probe test): Use cbranchdi4.
17543 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17545 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17546 * config/arc/arc.h (movsicc, movsfcc): Use it.
17547 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17548 (cbranchsi4, cstoresi4): New.
17549 (cmpsi, bCC and sCC expanders): Remove.
17551 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17552 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17553 * config/arm/predicates.md (arm_comparison_operator): Only include
17554 floating-point operators if there is a hardware floating-point unit.
17555 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17556 deferring to cbranch_cc and cstore_cc respectively.
17557 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17558 cbranch_cc, cstore_cc): New.
17559 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17561 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17563 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17564 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17566 (adjust_insn_length): Adjust calls.
17567 (avr_reorg): Handle (compare (foo) (const_int 0)).
17568 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17569 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17570 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17571 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17573 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17574 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17576 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17577 (cbranchsi4, cstorebi4, cstoresi4): New.
17578 (movbisi): This insn is duplicate, split it to zero_extend.
17579 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17580 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17581 (bfin_optimize_loop): Use cbranch expander.
17582 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17583 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17584 (bfin_bimode_comparison_operator): ... this.
17585 (bfin_direct_comparison_operator): New.
17587 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17588 inside (compare FOO (const_int 0)).
17589 (cris_rtx_costs): Handle ZERO_EXTRACT.
17590 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17591 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17592 (*tstdi_v32): Delete.
17593 (*cmpdi_non_v32): Add M alternative for operand 1.
17594 (cmpsi, cmp<mode>): Make private.
17595 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17597 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17599 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17600 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17601 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17602 (cc_reg_operand): New.
17603 (any_cond): Delete.
17604 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17605 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17606 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17607 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17608 crx_expand_scond): Delete.
17610 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17612 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17613 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17615 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17616 cstoresi4, cstoresf4, cstoredf4): New.
17617 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17618 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17619 Receive the entire operands array.
17620 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17621 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17622 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17623 Get test/op0/op1 from the operands array.
17624 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17626 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17627 (h8300_expand_store): New.
17628 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17630 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17631 (h8300_expand_store): New.
17632 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17633 or do not try to produce (set (cc0) REG).
17634 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17635 change a compare into a move to a scratch register. Disable some
17636 peepholes when comparing with zero.
17637 (tstsi, tsthi, tstsi, cmpqi): Make private.
17639 (bCC, sCC): Delete.
17640 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17643 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17644 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17645 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17646 (ix86_emit_i387_log1p): Use cbranchxf2.
17647 (ix86_expand_setcc): Return void.
17648 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17649 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17650 cmp<MODEF>, cmpcc): Remove.
17651 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17652 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17653 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17654 (sCC and bCC expanders): Remove.
17655 (stack_protect_test): Use cbranchcc4.
17657 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17659 (ia64_expand_compare): Accept three rtx by reference and return void.
17660 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17661 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17662 from *expr. Update *expr with the BImode comparison to do.
17663 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17664 cmptf, bCC, sCC, conditional_trap): Delete.
17665 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17666 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17667 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17668 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17669 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17671 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17672 type of last argument.
17673 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17674 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17675 use machine mode argument instead of branch_type. Remove dead
17676 code for floating-point comparisons.
17677 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17678 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17680 (cbranchsi4, cstoresi4): New.
17681 * config/iq2000/predicates.md (reg_or_const_operand): New.
17683 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17684 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17685 (b<code>_op): Rewrite to...
17686 (bcc_op): ... this, using match_operator.
17687 (s<code>_op): Rewrite to...
17688 (scc_op): ... this, using match_operator.
17689 (s<code>_24_op): Rewrite to...
17690 (scc_op_24): ... this, using match_operator.
17691 (s<code>_<mode>): Rewrite to...
17692 (cstore<mode>4): ... this, using match_operator.
17693 (s<code>_<mode>_24): Rewrite to...
17694 (cstore<mode>4_24): ... this, using match_operator.
17695 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17696 m32c_unpend_compare, m32c_expand_scc): Delete.
17697 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17698 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17699 (m32c_expand_movcc): Change NE to EQ if necessary.
17700 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17702 * config/m32r/m32r-protos.h (gen_cond_store): New.
17703 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17704 (gen_cond_store): New, from sCC patterns.
17705 (m32r_expand_block_move): Use cbranchsi4.
17706 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17707 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17708 (cbranchsi4, cstoresi4): New.
17710 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17712 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17713 (m68hc11_notice_update_cc): Look into a compare with 0.
17714 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17716 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17717 cmphi, cmpqi, bCC): Delete.
17718 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17719 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17720 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17723 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17724 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17725 * config/m68k/constraints.md (H): New.
17726 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17727 the define_insn below.
17728 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17729 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17730 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17731 patterns): Wrap RHS with COMPARE.
17732 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17733 (*cmpdi_internal): Name this pattern.
17734 (cmpdi): Change to define_insn.
17735 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17736 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17737 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17739 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17740 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17741 (conditional_trap): Change to...
17742 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17743 (*conditional_trap): Use the ordered_comparison_operator and
17744 const1_operand predicates.
17745 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17746 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17747 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17748 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17750 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17751 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17752 (mcore_gen_compare): New.
17753 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17754 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17755 (mcore_gen_compare): ... this.
17756 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17757 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17758 (stack probe pattern): Use cbranchsi4.
17760 * config/mips/predicates.md (mips_cstore_operator): New.
17761 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17762 * config/mips/mips.md (any_cond): Delete.
17763 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17765 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17766 fixuns_truncsfdi2): Use cbranch patterns.
17767 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17768 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17769 Adjust call to mips_expand_conditional_branch.
17770 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17772 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17773 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17774 * config/mips/mips.c (cmp_operands): Delete.
17775 (mips_emit_compare): Get comparison operands from *op0/*op1.
17776 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17777 that it succeeds. Use op0/op1 instead of cmp_operands.
17778 (mips_expand_conditional_branch, mips_expand_conditional_move,
17779 mips_expand_conditional_trap): Likewise.
17780 (mips_block_move_loop): Use cbranch patterns.
17781 * config/mips/mips.h (cmp_operands): Delete.
17783 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17784 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17785 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17786 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17787 (*cmpcc_folded): Rename to...
17788 (*cmpdi_folded): this.
17789 (*cmpcc): Rename to...
17791 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17794 (cbranchdf4): New. Handle invalid comparisons here.
17795 * config/mmix/predicates.md (float_comparison_operator): New.
17797 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17798 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17799 * config/mn10300/mn10300.md (tst): Delete.
17800 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17801 Name these patterns and wrap RHS in a compare.
17802 (*cmpsi): Make this pattern private. Include tst.
17803 (*cmpsf): Make this pattern private.
17804 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17805 (compare with zero peepholes): Likewise.
17807 (cbranchsi4, cbranchsf4): New.
17808 (casesi): Use cbranchsi4.
17810 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17811 hppa_branch_type): Delete.
17812 (return_addr_rtx): Use cbranchsi4.
17813 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17814 Emit CCFPmode comparison here.
17815 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17816 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17817 hppa_branch_type): Delete.
17818 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17819 (movsicc, movdicc): Remove references to hppa_compare_op0,
17820 hppa_compare_op1 and compare_from_rtx.
17821 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17822 (casesi): Use cbranchsi4.
17824 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17825 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17826 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17827 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17828 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17830 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17831 (*branch, *branch_inverted): New.
17833 * config/picochip/picochip.md (cbranchhi4): Use
17834 ordered_comparison_operator.
17835 (cmphi, bCC): Remove.
17837 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17838 (trap_comparison_operator): Delete.
17839 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17840 rs6000_emit_cbranch): Accept mode and operands.
17841 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17842 rs6000_compare_fp_p): Delete.
17843 (rs6000_generate_compare): Accept mode and comparison. Extract code
17844 and op0/op1 from there. Replace references to rs6000_compare_op0
17845 and rs6000_compare_op1.
17846 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17847 extract result from passed operands.
17848 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17849 extract loc from passed operands.
17850 (rs6000_emit_cmove): Likewise.
17851 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17852 rs6000_compare_fp_p): Delete.
17853 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17854 (cbranch<GPR>4, cbranch<FP>4): New.
17855 (cstore<mode>4): New. Consolidate here all choices about when to use
17856 portable or specialized sCC sequences.
17857 (stack_protect_test): Use cbranchsi4.
17858 (conditional_trap): Replace with ctrap<GPR>4.
17859 (conditional trap insn): Replace trap_comparison_operator with
17860 ordered_comparison_operator.
17862 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17863 (s390_emit_prologue): Use ctrap.
17864 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17865 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17866 New predicates replacing...
17867 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17868 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17869 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17870 (add<mode>cc): Do not use s390_compare_op0/op1.
17871 (s<code>): Change to...
17872 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17873 (seq): Change to...
17874 (cstorecc4): ... this. Handle EQ or NE equally.
17875 (*sne): Un-privatize for use in cstorecc4.
17876 (b<code>): Change to...
17877 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17878 (conditional_trap): Replace with...
17879 (ctrap<GPR>4, ctrap<FP>4): ... these.
17880 (stack_protect): Use cbranchcc4.
17882 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17883 * config/score/score-protos.h (score_gen_cmp): Delete.
17884 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17885 (score_block_move-loop): Use cbranchsi4.
17886 * config/score/score.md (cbranchsi4): New.
17887 (cmpsi, bCC): Delete.
17888 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17889 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17890 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17891 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17892 * config/score/score3.h (score3_gen_cmp): Delete.
17893 * config/score/score7.h (score7_gen_cmp): Delete.
17895 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17896 (sh_emit_scc_to_t): ... this. Return void.
17897 (from_compare): Rename to...
17898 (sh_emit_compare_and_branch): ... this.
17899 (sh_emit_compare_and_set): New.
17900 (sh_expand_t_scc): Accept operands.
17901 * config/sh/predicates.md (sh_float_comparison_operator): New.
17902 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17903 (prepare_scc_operands): Rename to...
17904 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17906 (sh_emit_cheap_store_flag): New.
17907 (sh_emit_set_t_insn): New.
17908 (from_compare): Rename to...
17909 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17910 handling of TARGET_SH2E floating point to avoid recursive call.
17911 Generate branch here.
17912 (sh_emit_compare_and_set): New.
17913 (sh_expand_t_scc): Get op0/op1 from arguments.
17914 (sh_emit_cheap_store_flag): New.
17915 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17917 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17918 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17919 (movsicc, movdicc): Do nothing when it recreated operands from
17920 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17921 prepare_scc_operands (now sh_emit_scc_to_t).
17922 (udivdi3): Use cstoresi4.
17923 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17924 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17925 (cbranchint4_media, cbranchfp4_media): New.
17926 (casesi): Use cbranchdi4.
17927 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17929 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17930 (movnegt): Remove second operand.
17931 (cbranchsf4, cbranchdf4): New.
17932 (stack_protect): Use cbranchdi4/cbranchsi4.
17934 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17935 (gen_compare_reg): Accept comparison, extract part of it to...
17936 (gen_compare_reg_1): ... this.
17937 (gen_compare_operator): Delete.
17938 (gen_v9_scc): Accept separate destination, comparison code and arms.
17939 Do not use sparc_compare_op0/sparc_compare_op1.
17940 (emit_scc_insn, emit_conditional_branch_insn): New.
17941 (emit_v9_brxx): Make static. Remove useless assertion.
17942 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17944 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17945 * config/sparc/sparc-protos.h (gen_compare_reg,
17946 sparc_emit_float_lib_cmp): Adjust prototype.
17947 (emit_scc_insn, emit_conditional_branch_insn): New.
17948 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17949 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17950 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17951 iterators to the top.
17952 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17953 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17954 snedi_special_trunc): Delete.
17955 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17956 and snedi_special_trunc.
17957 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17958 cbranchdi4, cbranch<F:mode>4): New.
17959 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17960 here. Use gen_compare_reg instead of gen_compare_operator.
17961 (conditional_trap): Replace with...
17962 (ctrapsi4, ctrapdi4): ... this.
17963 (stack_protect_test): Use cbranchcc4.
17965 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17967 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17968 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17969 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17970 from operands[0] or operands[3] depending on is_set.
17971 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17972 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17973 cmpdf, bCC), sCC: Remove.
17974 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17975 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17977 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17978 spu_emit_branch_or_set.
17980 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17982 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17983 xstormy16_compare_op1): Delete.
17984 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17985 xstormy16_compare_op1): Delete.
17986 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17988 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17989 (cmphi, cmpsi, bCC): Remove.
17991 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17992 (*cmpsi): ... this one.
17993 (cbranchsi4, cstoresi4): New.
17994 (bCC expanders): Delete.
17995 (sCC insns): Fold into...
17996 (*setcc): ... this one.
17997 (casesi): Do not use gen_cmpsi and gen_bgtu.
17998 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17999 (movsicc): Simplify.
18000 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18002 * config/vax/vax-protos.h (cond_name): New.
18003 (vax_output_conditional_branch): Remove.
18004 * config/vax/vax.c (cond_name): New.
18005 (vax_output_conditional_branch): Remove.
18006 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18007 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18008 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18009 (bit<VAXint>): Wrap source with (compare).
18010 (b<code> and following unnamed pattern): Rename to *branch and
18011 *branch_reversed. Change macroization to match_operator.
18012 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18014 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18015 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18016 Change last argument to machine_mode.
18017 (xtensa_expand_scc): Add machine_mode argument.
18018 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18019 (gen_conditional_move, xtensa_expand_conditional_branch,
18020 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18021 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18022 Adjust operand numbers.
18023 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18025 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18026 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18027 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18029 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18031 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18032 causes spurious differences between trunk and cond-optab branch.
18034 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18037 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18039 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18041 * tree.c (iterative_hash_pointer): Delete.
18042 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18043 Hash UIDs and versions of SSA names. Don't special-case built-in
18044 function declarations.
18046 2009-05-11 Ian Lance Taylor <iant@google.com>
18049 * graphite.c: Force -Wc++-compat to only be a warning before
18050 #including "cloog/cloog.h".
18052 2009-05-11 Martin Jambor <mjambor@suse.cz>
18054 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18056 2009-05-11 Jan Hubicka <jh@suse.cz>
18058 * tree-ssa-loop-ivcanon.c: Include target.h
18059 (struct loop_size): new structure.
18060 (constant_after_peeling): New predicate.
18061 (tree_estimate_loop_size): New function.
18062 (estimated_unrolled_size): Rewrite for new estimates.
18063 (try_unroll_loop_completely): Use new estimates.
18064 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18066 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18068 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18069 libcpp interface change.
18070 (spu_macro_to_expand): Likewise.
18072 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18074 PR tree-optimization/40026
18075 * gimplify.c (gimplify_init_constructor): Change initial conditional
18076 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18077 optimize_compound_literals_in_ctor.
18079 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18081 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18083 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18085 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18087 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18088 HOST_WIDE_INT for gap.
18090 2009-05-11 Ira Rosen <irar@il.ibm.com>
18092 PR tree-optimization/40074
18093 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18094 account in group size and step comparison.
18096 2009-05-11 Richard Guenther <rguenther@suse.de>
18098 * passes.c (init_optimization_passes): Strip now incorrect comment.
18099 (execute_function_todo): Do not set PROP_alias.
18100 * tree-pass.h (PROP_alias): Remove.
18101 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18102 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18103 * tree-nrv.c (pass_return_slot): Likewise.
18104 * tree-object-size.c (pass_object_sizes): Likewise.
18105 * tree-ssa-dom.c (pass_dominator): Likewise.
18106 (pass_phi_only_cprop): Likewise.
18107 * tree-ssa-dse.c (pass_dse): Likewise.
18108 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18109 (pass_cselim): Likewise.
18110 * tree-ssa-pre.c (pass_pre): Likewise.
18111 (pass_fre): Likewise.
18112 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18113 * tree-ssa-sink.c (pass_sink_code): Likewise.
18114 * tree-stdarg.c (pass_stdarg): Likewise.
18115 * tree-tailcall.c (pass_tail_calls): Likewise.
18116 * tree-vrp.c (pass_vrp): Likewise.
18118 2009-05-10 Ian Lance Taylor <iant@google.com>
18120 * basic-block.h (enum profile_status): Break out of struct
18121 control_flow_graph.
18122 * cgraph.h (struct inline_summary): Break out of struct
18124 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18125 of struct cgraph_order_sort.
18126 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18127 * cse.c (struct branch_path): Break out of struct
18128 cse_basic_block_data.
18129 * except.h (enum eh_region_type): Break out of struct eh_region.
18130 * gcc.c (enum add_del): Break out of struct modify_target.
18131 * genrecog.c (enum decision_type): Break out of struct decision_test.
18132 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18134 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18135 * regmove.c (enum match_use): New enum, broken out of struct match.
18136 * sched-int.h (enum post_call_group): New enum, broken out of
18138 (struct deps_reg): Break out of struct deps.
18139 * target.h (struct asm_int_op): Break out of struct gcc_target.
18140 * tree-eh.c (struct goto_queue_node): Break out of struct
18142 * tree-inline.h (enum copy_body_cge_which): Break out of
18144 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18146 * c-decl.c (in_struct, struct_types): New static variables.
18147 (pushtag): Add loc parameter. Change all callers.
18148 (lookup_tag): Add ploc parameter. Change all callers.
18149 (check_compound_literal_type): New function.
18150 (parser_xref_tag): Add loc parameter. Change all callers. If
18151 -Wc++-compat, warn about struct/union/enum types defined within a
18153 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18154 and loc parameters. Change all callers. Change error calls to
18155 error_at, using loc. For a redefinition, if the location of the
18156 original definition is known, report it. Set in_struct and
18157 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18158 (finish_struct): Add new parameters enclosing_in_struct and
18159 enclosing_struct_types. Change all callers. Set
18160 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18161 in the struct. If in a struct, add this struct to struct_types.
18162 (start_enum): Add loc parameter. Change all callers. Use
18163 error_at for errors, using loc. For a redefinition, if the
18164 location of the original definition is known, report it. If in a
18165 struct, add this enum type to struct_types. If -Wc++-compat warn
18166 if in sizeof, typeof, or alignof.
18167 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18168 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18169 (c_parser_enum_specifier): Get enum location for start_enum.
18170 (c_parser_struct_or_union_specifier): Get struct location for
18171 start_struct. Save in_struct and struct_types status between
18172 start_struct and finish_struct.
18173 (c_parser_cast_expression): Get location of cast.
18174 (c_parser_alignof_expression): Get location of type.
18175 (c_parser_postfix_expression): Likewise.
18176 (c_parser_postfix_expression_after_paren_type): Add type_loc
18177 parameter. Change all callers. Call check_compound_literal_type.
18178 Use type_loc for error about variable size type.
18179 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18180 of an enum constant from an enum type defined in a struct or union.
18181 (c_cast_expr): Add loc parameter. Change all callers. If
18182 -Wc++-compat, warn about defining a type in a cast.
18183 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18184 (start_enum, start_struct, finish_struct): Update declarations.
18185 (parser_xref_tag, c_cast_expr): Update declarations.
18186 (check_compound_literal_type): Declare.
18188 2009-05-11 Ben Elliston <bje@au.ibm.com>
18190 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18191 for recent libcpp interface change.
18192 (rs6000_macro_to_expand): Likewise.
18194 2009-05-10 Michael Matz <matz@suse.de>
18197 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18198 not at entry of function.
18200 2009-05-10 Richard Guenther <rguenther@suse.de>
18202 PR tree-optimization/40081
18204 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18205 using the main variant of the element type. Do not fiddle with
18206 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18208 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18209 structs with volatile fields.
18211 2009-05-10 Jan Hubicka <jh@suse.cz>
18213 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18214 (estimate_move_cost): Assert that it does not get called for
18216 (estimate_num_insns): Skip VOID types in argument handling.
18217 (optimize_inline_calls): Delete unreachable blocks and verify that
18218 callgraph is valid.
18220 2009-05-10 Jan Hubicka <jh@suse.cz>
18222 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18223 * cgraph.c (cgraph_mark_address_taken_node): New function.
18224 (dump_cgraph_node): Dump new flag.
18225 * cgraph.h (struct cgraph_node): Add address_taken.
18226 (cgraph_mark_address_taken_node): New function.
18227 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18228 since new direct calls can be born.
18230 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18232 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18233 tok->val.node.node.
18235 2009-05-10 Jan Hubicka <jh@suse.cz>
18237 PR middle-end/40084
18238 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18240 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18241 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18242 * tree-inline.c (copy_bb): Set frequency correctly.
18243 (fold_marked_statements): Update call to
18244 cgraph_update_edges_for_call_stmt.
18246 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18248 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18249 identifiers in diagnostics.
18250 * config/arm/arm.c (arm_handle_fndecl_attribute,
18251 arm_handle_isr_attribute): Likewise.
18252 * config/avr/avr.c (avr_handle_progmem_attribute,
18253 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18254 * config/bfin/bfin.c (handle_int_attribute,
18255 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18256 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18257 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18259 * config/darwin.c (darwin_handle_kext_attribute,
18260 darwin_handle_weak_import_attribute): Likewise.
18261 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18262 h8300_handle_eightbit_data_attribute,
18263 h8300_handle_tiny_data_attribute): Likewise.
18264 * config/i386/i386.c (ix86_handle_cconv_attribute,
18265 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18266 * config/i386/winnt.c (ix86_handle_shared_attribute,
18267 ix86_handle_selectany_attribute): Likewise.
18268 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18269 * config/m32c/m32c.c (function_vector_handler): Likewise.
18270 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18271 m68hc11_handle_fntype_attribute): Likewise.
18272 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18273 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18274 * config/mips/mips.c (mips_insert_attributes,
18275 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18276 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18277 rs6000_handle_struct_attribute): Likewise.
18278 * config/sh/sh.c (sh_insert_attributes,
18279 sh_handle_resbank_handler_attribute,
18280 sh_handle_interrupt_handler_attribute,
18281 sh2a_handle_function_vector_handler_attribute,
18282 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18284 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18285 * config/spu/spu.c (spu_handle_fndecl_attribute,
18286 spu_handle_vector_attribute): Likewise.
18287 * config/stormy16/stormy16.c
18288 (xstormy16_handle_interrupt_attribute): Likewise.
18289 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18290 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18292 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18294 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18295 (pp_translate_identifiers): New.
18296 (pp_identifier): Only conditionally translate identifier to locale
18298 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18299 (pp_base_tree_identifier): Only conditionally translate identifier
18300 to locale character set.
18301 * c-pretty-print.c (M_): Define.
18302 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18303 fragments for conditional translation with M_.
18304 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18305 identifier translation.
18307 2009-05-10 Richard Guenther <rguenther@suse.de>
18309 PR tree-optimization/40081
18310 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18311 using the main variant of the element type. Do not fiddle with
18312 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18314 2009-05-09 Jan Hubicka <jh@suse.cz>
18316 PR middle-end/40080
18317 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18318 indirect calls; verify cgraph afterwards.
18320 2009-05-09 Jan Hubicka <jh@suse.cz>
18323 * ipa.c (update_inlined_to_pointer): New function.
18324 (cgraph_remove_unreachable_nodes): Use it.
18326 2009-05-09 Jan Hubicka <jh@suse.cz>
18328 * tree-eh.c (struct leh_state): Remove prev_try.
18329 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18330 not track prev_try.
18331 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18332 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18333 remove_eh_handler_and_replace, foreach_reachable_handler,
18334 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18335 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18336 (gen_eh_region_cleanup): Update prototype.
18338 2009-05-09 Jan Hubicka <jh@suse.cz>
18340 PR middle-end/40043
18341 * except.c (copy_eh_region): Always set prev_try.
18342 (redirect_eh_edge_to_label): Find outer try.
18343 (foreach_reachable_handler): When looking for prev try
18344 handle case where previous try is not going to be taken.
18346 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18348 PR tree-optimization/40049
18349 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18350 only vector/vector shifts, convert the type of the constant to the
18351 appropriate type to avoid building incorrect trees, which
18352 eventually have problems with garbage collection.
18354 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18356 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18357 -1 for complex floating-point types if honoring signed zeros.
18359 2009-05-08 Jan Hubicka <jh@suse.cz>
18361 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18362 argument; handle correctly when profile is absent.
18363 (build_cgraph_edges): Update.
18364 (rebuild_cgraph_edges): Update.
18365 * cgraph.c: Do not include varray.h.
18366 (cgraph_set_call_stmt_including_clones): New function.
18367 (cgraph_create_edge_including_clones): Likewise
18368 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18369 (cgraph_update_edges_for_call_stmt): Handle clones.
18370 (cgraph_remove_node): Handle clone tree.
18371 (cgraph_remove_node_and_inline_clones): New function.
18372 (dump_cgraph_node): Dump clone tree.
18373 (cgraph_clone_node): Handle clone tree.
18374 (clone_function_name): Bring here from tree-inline.c.
18375 (cgraph_create_virtual_clone): New function.
18376 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18377 (cgraph_clone_info): New function.
18378 (strut cgraph_node): Add clone_info and new clone tree pointers.
18379 (cgraph_remove_node_and_inline_clones,
18380 cgraph_set_call_stmt_including_clones,
18381 cgraph_create_edge_including_clones,
18382 cgraph_create_virtual_clone): Declare.
18383 (cgraph_function_versioning): Use VEC argument.
18384 (compute_call_stmt_bb_frequency): Update prototype.
18385 (cgraph_materialize_all_clones): New function.
18386 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18387 (ipcp_create_replace_map): Update to VECtors.
18388 (ipcp_update_callgraph): Use virtual clones.
18389 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18390 (ipcp_update_profiling): Do not update local profiling.
18391 (ipcp_insert_stage): Use VECtors and virtual clones.
18392 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18393 (clone_of_p): New function.
18394 (cgraph_preserve_function_body_p): Use clone tree.
18395 (cgraph_optimize): Materialize clones.
18396 (cgraph_function_versioning): Update for VECtors.
18397 (save_inline_function_body): Use clone tree.
18398 (cgraph_materialize_clone): New function.
18399 (cgraph_materialize_all_clones): Likewise.
18400 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18401 * ipa.c: Include gimple.h.
18402 (cgraph_remove_unreachable_nodes): Use clone tree.
18403 * ipa-prop.c (ipa_note_param_call): Update call to
18404 compute_call_stmt_bb_frequencycall.
18405 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18406 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18407 (copy_bb): Handle updating of clone tree; add new edge when new call
18409 (expand_call_inline): Be strict about every call having edge.
18410 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18411 (delete_unreachable_blocks_update_callgraph): New function.
18412 (tree_function_versioning): Use VECtors; always remove unreachable
18413 blocks and fold conditionals.
18414 * tree-inline.h: Do not include varray.h.
18415 (tree_function_versioning): Remove.
18416 * Makefile.in (GTFILES): Remove tree-inline.c
18417 * passes.c (do_per_function): Do only functions having body.
18418 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18421 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18422 Andrew Morrow <acm@google.com>
18425 * c-common.c (c_common_attribute_table): Permit deprecated
18426 attribute to take an optional argument.
18427 (handle_deprecated_attribute): If the optional argument to
18428 __attribute__((deprecated)) is not a string ignore the attribute
18429 and emit a warning.
18431 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18432 * c-typeck.c (build_component_ref): Likewise.
18433 (build_external_ref): Likewise.
18435 * toplev.c (warn_deprecated_use): Add an attribute argument.
18436 Emit the message associated with __attribute__((deprecated)).
18438 * toplev.h (warn_deprecated_use): Updated.
18440 * doc/extend.texi: Document new optional parameter to
18441 __attribute__((deprecated))
18443 2009-05-08 Michael Eager <eager@eagercon.com>
18445 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18446 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18448 2009-05-08 Richard Guenther <rguenther@suse.de>
18450 PR tree-optimization/40062
18451 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18452 Avoid exponential behavior.
18454 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18456 PR rtl-optimization/33928
18458 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18459 process_uses, build_single_def_use_links): New.
18460 (update_df): Update use_def_ref.
18461 (forward_propagate_into): Use get_def_for_use instead of use-def
18463 (fwprop_init): Call build_single_def_use_links and let it initialize
18465 (fwprop_done): Free use_def_ref.
18466 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18467 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18468 df_rd_simulate_one_insn): New.
18469 (df_rd_bb_local_compute_process_def): Update head comment.
18470 (df_chain_create_bb): Use the new RD simulation functions.
18471 * df.h (df_rd_simulate_artificial_defs_at_top,
18472 df_rd_simulate_one_insn): New.
18473 * opts.c (decode_options): Enable fwprop at -O1.
18474 * doc/invoke.texi (-fforward-propagate): Document this.
18476 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18479 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18480 and one complex operand specially.
18481 * tree-complex.c (some_nonzerop): Do not identify a real value as
18482 zero if flag_signed_zeros.
18484 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18486 PR rtl-optimization/33928
18487 * loop-invariant.c (record_use): Fix && vs. || mishap.
18489 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18491 PR rtl-optimization/33928
18492 * loop-invariant.c (struct use): Add addr_use_p.
18493 (struct def): Add n_addr_uses.
18494 (struct invariant): Add cheap_address.
18495 (create_new_invariant): Set cheap_address.
18496 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18497 (record_uses): Pass df_ref to record_use.
18498 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18501 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18503 * config/sh/sh.c: Do not include c-pragma.h.
18505 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18507 * config/spu/spu.c: Remove include of c-common.h.
18509 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18512 * c-common.h (mark_valid_location_for_stdc_pragma,
18513 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18514 clear_float_const_decimal64, float_const_decimal64_p): New.
18515 * c.opt (Wunsuffixed-float-constants): New.
18516 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18517 unsuffixed float constant, handle new warning.
18518 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18519 * c-decl.c (c_scope): New flag float_const_decimal64.
18520 (set_float_const_decimal64, clear_float_const_decimal64,
18521 float_const_decimal64_p): New.
18522 (push_scope): Set new flag.
18523 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18524 to use STDC pragmas.
18525 (c_parser_external_declaration): Ditto.
18526 (c_parser_compound_statement_nostart): Ditto.
18527 * c-pragma.c (valid_location_for_stdc_pragma,
18528 mark_valid_location_for_stdc_pragma,
18529 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18530 handle_pragma_float_const_decimal64): New.
18531 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18532 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18533 set_float_const_decimal64, clear_float_const_decimal64,
18534 float_const_decimal64_p): New dummy functions.
18535 * doc/extend.texi (Decimal Float): Remove statement that the
18536 pragma, and suffix for double constants, are not supported.
18537 * doc/invoke.texi (Warning Options): List new option.
18538 (-Wunsuffixed-float-constants): New.
18540 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18542 * config/i386/i386.c: Do not include c-common.h.
18544 2009-05-07 Mark Heffernan <meheff@google.com>
18546 * doc/invoke.texi (Debugging Options): Document change of debugging
18548 * opts.c (decode_options): Make dump_base_name relative to
18549 aux_base_name directory.
18551 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18553 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18554 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18556 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18558 * Makefile.in (install-plugin): Simplify a bit.
18560 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18562 * Makefile.in (OBJS-common): Add regcprop.o.
18564 * timevar.def (TV_CPROP_REGISTERS): New.
18565 * regrename.c (regrename_optimize): Return 0.
18566 (rest_of_handle_regrename): Delete.
18567 (pass_rename_registers): Point to regrename_optimize.
18568 (struct value_data_entry, struct value_data,
18569 kill_value_one_regno, kill_value_regno, kill_value,
18570 set_value_regno, init_value_data, kill_clobbered_value,
18571 kill_set_value, kill_autoinc_value, copy_value,
18572 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18573 replace_oldest_value_reg, replace_oldest_value_addr,
18574 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18575 debug_value_data, validate_value_data): Move...
18576 * regcprop.c: ... here.
18577 (rest_of_handle_cprop): Delete.
18578 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18580 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18582 PR middle-end/40057
18583 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18584 GEN_INT for 1 << bitnum.
18585 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18586 build_int_cst_type.
18588 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18590 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18591 Remove wrong description of "nand" operation.
18593 2009-05-06 Richard Guenther <rguenther@suse.de>
18594 Adam Nemet <anemet@caviumnetworks.com>
18596 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18597 comment. Add that if LHS is not a gimple register, then RHS1 has
18598 to be a single object (GIMPLE_SINGLE_RHS).
18600 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18602 * expr.c (get_def_for_expr): Move it up in the file.
18603 (store_field): When expanding a bit-field store, look at the
18604 defining gimple stmt for the masking conversion.
18606 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18608 PR middle-end/39986
18609 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18610 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18611 32-bit memcpy into long.
18613 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18615 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18616 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18618 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18619 instead of appending DW_OP_deref*.
18621 2009-05-06 Michael Matz <matz@suse.de>
18623 PR middle-end/40021
18624 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18625 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18627 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18629 * Makefile.in (install-plugin): Fix srcdir handling.
18631 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18633 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18634 when processing for not_regs_needed bitmap.
18635 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18636 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18637 handling it for rhs.
18639 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18641 * config/i386/i386.md (unnamed inc/dec peephole): Use
18642 optimize_insn_for_size_p instead of optimize_size.
18643 * config/i386/predicates.md (incdec_operand): Likewise.
18644 (aligned_operand): Likewise.
18645 * config/i386/sse.md (divv8sf3): Likewise.
18646 (sqrtv8sf2): Likewise.
18648 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18650 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18652 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18654 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18656 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18657 ssemodesuffixf2c with avxmodesuffixf2c.
18659 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18662 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18664 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18666 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18667 (struct tree_base): Adjust spacing for 8 bit boundaries.
18668 (struct tree_decl_common): Add decl_by_reference_flag bit.
18669 (DECL_BY_REFERENCE): Adjust.
18670 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18671 print DECL_BY_REFERENCE bit.
18672 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18673 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18674 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18675 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18678 PR middle-end/39666
18679 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18680 range of the type, but default label is missing, add it with one
18681 of the existing labels instead of adding a new label for it.
18683 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18687 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18689 * Makefile.in (enable_plugin, plugin_includedir): New.
18690 (install): Depend on install-plugin.
18691 (PLUGIN_HEADERS): New.
18692 (install-plugin): New.
18693 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18695 2009-05-05 Richard Guenther <rguenther@suse.de>
18697 PR tree-optimization/40022
18698 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18700 (phivn_valid_p): Fix tuplification error, simplify.
18701 (phiprop_insert_phi): Add dumps.
18702 (propagate_with_phi): Simplify.
18704 2009-05-05 Richard Guenther <rguenther@suse.de>
18706 PR middle-end/40023
18707 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18709 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18711 * tree.h (strip_float_extensions): Remove duplicate declaration.
18712 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18713 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18714 block_ultimate_origin): Rearrange the declarations line to match the
18715 comment that indicates the .c file which the functions are defined.
18716 (dwarf2out_*, set_decl_rtl): Add comment.
18717 (get_base_address): Adjust comment.
18718 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18719 declarations line and add comment.
18720 (is_builtin_name): Add blank after function name, for clarity.
18722 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18724 * attribs.c (decl_attributes): Use %qE for identifiers in
18726 * cgraphunit.c (verify_cgraph_node): Translate function names to
18727 locale character set in diagnostics.
18728 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18730 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18731 Document that functions are named in UTF-8.
18732 * expr.c (expand_expr_real_1): Translate function names to locale
18733 character set in diagnostics.
18734 * gimplify.c (omp_notice_variable, omp_is_private,
18735 gimplify_scan_omp_clauses): Use %qE for identifiers in
18737 * langhooks.c (lhd_print_error_function): Translate function names
18738 to locale character set.
18739 * langhooks.h (decl_printable_name): Document that return value is
18740 in internal character set.
18741 * stmt.c: Include pretty-print.h
18742 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18744 (resolve_operand_name_1): Translate named operand name to locale
18746 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18748 * toplev.c (announce_function): Translate function names to locale
18750 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18751 (default_tree_printer): Use pp_identifier or translate identifiers
18752 to locale character set. Mark "<anonymous>" for translation.
18753 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18754 for identifiers in diagnostics.
18755 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18757 * varasm.c (output_constructor): Use %qE for identifiers in
18760 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18762 * configure.ac: use ` ` instead of $()
18763 * configure: Regenerate.
18765 2009-05-05 Ben Elliston <bje@au.ibm.com>
18767 * config/pa/linux-atomic.c: Eliminate conditional include of
18768 errno.h on non-LP64 systems to simplify build requirements.
18770 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18772 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18774 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18775 and pass value to identifier_to_locale.
18776 (warn_variable_length_array): Make name a tree.
18777 (grokdeclarator): Separate diagnostic texts for named and unnamed
18778 declarators. Use %qE for named declarators.
18779 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18781 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18782 identifiers in diagnostics.
18783 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18784 identifier_to_locale. Mark "anonymous" strings for translation.
18786 2009-05-04 Michael Eager <eager@eagercon.com>
18788 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18789 address for DImode/DFmode only if double-precision FP regs.
18791 2009-05-04 Michael Eager <eager@eagercon.com>
18793 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18794 TARGET_SINGLE_FLOAT check.
18796 2009-05-04 Michael Eager <eager@eagercon.com>
18798 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18800 2009-05-04 Michael Eager <eager@eagercon.com>
18802 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18803 * config/rs6000/t-xilinx: New
18805 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18807 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18808 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18809 * gcc/explow.c (memory_address): Use target hook.
18810 * gcc/targhooks.c (default_legitimize_address): New.
18811 * gcc/targhooks.h (default_legitimize_address): New.
18812 * gcc/target.h (legitimize_address): New.
18813 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18814 (TARGET_INITIALIZER): Include it.
18815 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18817 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18818 * config/bfin/bfin.c (legitimize_address): Remove.
18819 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18820 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18822 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18823 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18825 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18826 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18827 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18828 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18829 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18830 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18831 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18832 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18833 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18834 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18835 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18836 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18837 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18838 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18839 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18840 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18841 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18842 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18843 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18844 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18845 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18846 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18847 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18849 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18850 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18851 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18852 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18853 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18854 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18855 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18856 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18857 (thumb_legitimize_address): Delete.
18858 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18859 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18860 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18861 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18862 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18863 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18865 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18868 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18869 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18870 * config/m32r/m32r.c (m32r_legitimize_address): New.
18871 * config/m68k/m68k.c (m68k_legitimize_address): New.
18872 * config/score/score.c (score_legitimize_address): Standardize.
18873 * config/score/score3.c (score3_legitimize_address): Standardize.
18874 * config/score/score3.h (score3_legitimize_address): Adjust.
18875 * config/score/score7.c (score7_legitimize_address): Standardize.
18876 * config/score/score7.h (score7_legitimize_address): Adjust.
18877 * config/sh/sh.c (sh_legitimize_address): New.
18878 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18880 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18881 (s390_legitimize_address): ... this.
18882 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18883 (sparc_legitimize_address): ... this.
18884 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18885 (ix86_legitimize_address): ... this.
18886 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18887 (avr_legitimize_address): ... this.
18888 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18889 (mn10300_legitimize_address): ... this.
18890 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18891 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18892 (alpha_expand_mov): Adjust call.
18894 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18895 * config/spu/spu.c (spu_legitimize_address): Likewise.
18896 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18897 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18899 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18901 * intl.c (locale_encoding, locale_utf8): New.
18902 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18903 * intl.h (locale_encoding, locale_utf8): Declare.
18904 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18905 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18907 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18909 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18910 (pp_base_tree_identifier): Declare as function.
18911 (identifier_to_locale): Declare.
18912 * Makefile.in (pretty-print.o): Update dependencies.
18913 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18915 2009-05-04 Richard Guenther <rguenther@suse.de>
18917 PR middle-end/40015
18918 * builtins.c (fold_builtin_memory_op): Do not decay to element
18919 type if the size matches the whole array.
18921 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18923 * expmed.c (synth_mult): When trying out a shift, pass the result
18926 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18928 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18929 (shiftsub1_cost): New.
18930 (init_expmed): Compute shiftsub1_cost.
18931 (synth_mult): Optimize multiplications by constants of the form
18932 -(2^^m-1) for some constant positive integer m.
18934 2009-05-03 Richard Guenther <rguenther@suse.de>
18937 * c-typeck.c (array_to_pointer_conversion): Do not built
18938 ADDR_EXPRs of arrays of pointer-to-element type.
18939 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18940 up wrong ADDR_EXPRs after-the-fact.
18941 * c-common.c (strict_aliasing_warning): Strip pointer
18942 conversions for obtaining the original type.
18943 * builtins.c (fold_builtin_memset): Handle array types.
18944 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18947 2009-05-03 Richard Guenther <rguenther@suse.de>
18949 PR middle-end/23329
18950 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18951 Do not lose casts from array types with unknown extent to array
18952 types with known extent.
18953 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18954 alias set compatibility.
18956 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18958 * flags.h (extra_warnings): Delete.
18959 * toplev.c (process_options): Handle Wuninitialized here.
18960 * opts.c (extra_warnings): Delete.
18961 (set_Wextra): Delete.
18962 (common_handle_option): -Wextra can be handled automatically.
18963 * c-opts.c (c_common_handle_option): Delete obsolete code.
18964 (c_common_post_options): Simplify comment.
18965 * common.opt (W): Add Var.
18967 (Wuninitialized): Initialize to -1.
18969 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18970 Richard Guenther <rguenther@suse.de>
18972 * expr.c (get_def_for_expr): New function.
18973 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18974 SSA rather than trees.
18975 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18976 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18978 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18980 * c-common.c (reswords): Add _Imaginary.
18981 * c-common.c (enum rid): Add RID_IMAGINARY.
18983 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18985 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18986 Patch by Richard Guenther.
18988 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18990 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18991 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18992 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18993 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18994 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18995 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18996 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18997 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18998 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18999 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19000 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19001 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19002 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19003 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19004 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19005 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19006 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19007 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19009 2009-05-02 Richard Guenther <rguenther@suse.de>
19011 PR tree-optimization/39940
19012 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19015 2009-05-02 Richard Guenther <rguenther@suse.de>
19017 PR middle-end/40001
19018 * tree-ssa.c (execute_update_addresses_taken): Properly check
19019 if we can mark a variable DECL_GIMPLE_REG_P.
19020 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19021 back to the end of the function.
19022 (is_gimple_reg_type): Remove complex type special casing.
19023 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19026 2009-05-02 Ben Elliston <bje@au.ibm.com>
19028 * doc/collect2.texi (Collect2): Document search path behaviour
19029 when configured with --with-ld.
19031 2009-05-02 Jan Hubicka <jh@suse.cz>
19033 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19034 parameter; update callers.
19035 (coalesce_cost_edge): EH edges are costier because they needs
19036 splitting even if not critical and even more costier when there are
19037 multiple EH predecestors.
19039 2009-05-02 Jan Hubicka <jh@suse.cz>
19041 * except.c (remove_eh_handler_and_replace): Handle updating after
19042 removing TRY blocks.
19044 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19046 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19048 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19050 * varasm.c: Do not include c-pragma.h.
19051 * attribs.c: Do not incude c-common.h.
19053 2009-05-01 Michael Matz <matz@suse.de>
19055 * calls.c (initialize_argument_information): Handle SSA names like
19056 decls with a non MEM_P DECL_RTL.
19058 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19060 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19061 * ipa-utils.c: Likewise.
19062 * ipa-type-escape.c: Likewise.
19063 * cgraphunit.c Do not include c-common.h.
19064 * ipa-pure-const.c: Likewise.
19065 * tree-if-conv.c: Likewise.
19066 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19067 * ipa-struct-reorg.c: Likewise.
19068 * tree-nomudflap.c: Likewise.
19069 * tree-ssa-structalias.c: Likewise.
19071 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19073 * store-motion.c: Many cleanups to make this pass a first-class
19074 citizen instead of an appendix to gcse load motion. Add TODO list
19075 to make this pass faster/cleaner/better.
19077 (struct ls_expr): Post gcse.c-split cleanups.
19078 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19079 "stores" field to "avail_stores".
19080 (pre_ldst_mems): Rename to store_motion_mems.
19081 (pre_ldst_table): Rename to store_motion_mems_table.
19082 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19083 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19084 (ldst_entry): Rename to st_expr_entry, update users.
19085 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19086 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19087 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19089 (first_ls_expr): Rename to first_st_expr, update users.
19090 (next_ls_expr): Rename to next_st_expr, update users.
19091 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19092 fields properly for store motion instead of names inherited from load
19094 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19095 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19098 (ae_kill): Rename to st_kill, update users.
19099 (ae_gen): Rename to st_avloc, update users.
19100 (transp): Rename to st_transp, update users.
19101 (pre_insert_map): Rename to st_insert_map, update users.
19102 (pre_delete_map): Rename to st_delete_map, update users.
19103 (insert_store, build_store_vectors, free_store_memory,
19104 one_store_motion_pass): Update for abovementioned changes.
19106 (gcse_subst_count, gcse_create_count): Remove.
19107 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19108 and "n_stores_created", local variables.
19110 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19113 (regvec, compute_store_table_current_insn): Remove.
19114 (reg_set_info, reg_clear_last_set): Remove.
19115 (compute_store_table): Use DF caches instead of local dataflow
19118 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19120 * c-objc-common.c (c_tree_printer): Print identifiers with
19121 pp_identifier, not pp_string. Mark "({anonymous})" for
19123 * c-pretty-print.c (pp_c_ws_string): New.
19124 (pp_c_cv_qualifier, pp_c_type_specifier,
19125 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19126 pp_c_storage_class_specifier, pp_c_function_specifier,
19127 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19128 pp_c_primary_expression, pp_c_postfix_expression,
19129 pp_c_unary_expression, pp_c_shift_expression,
19130 pp_c_relational_expression, pp_c_equality_expression,
19131 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19132 use pp_string and pp_c_ws_string in place of pp_identifier and
19133 pp_c_identifier for non-identifiers. Mark English strings for
19135 * c-pretty-print.h (pp_c_ws_string): Declare.
19137 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19138 Roland McGrath <roland@redhat.com>
19140 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19141 (ENABLE_LD_BUILDID): New configuration option.
19142 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19143 (LINK_BUILDID_SPEC): New macro.
19144 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19146 * doc/install.texi: Document --enable-linker-build-id option.
19147 * configure: Rebuild.
19148 * config.in: Rebuild.
19150 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19152 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19153 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19154 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19155 MIPS_GP_SAVE_AREA_SIZE.
19156 * config/mips/mips.c (struct mips_frame_info): Update comment
19157 before arg_pointer_offset and hard_frame_pointer_offset.
19158 (mips_compute_frame_info): Update diagram before function: to
19159 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19160 indicate the position of frame_pointer_rtx with -fstack-protector and
19161 to show args_size. Don't allocate cprestore area for leaf functions
19162 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19164 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19166 2009-04-30 Michael Matz <matz@suse.de>
19168 PR tree-optimization/39955
19169 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19171 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19173 * ira.c (setup_cover_and_important_classes): Use safe macro
19174 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19176 * genpreds.c (write_tm_preds_h): Output suitable definition of
19177 REG_CLASS_FOR_CONSTRAINT.
19179 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19181 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19183 * bitmap.c (bitmap_descriptor): Likewise.
19184 * ggc-common.c (loc_descriptor): Likewise.
19185 * varray.c (varray_descriptor): Likewise.
19186 * vec.c (vec_descriptor): Likewise.
19188 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19190 * Makefile.in (dce.o): Add $(EXCEPT_H).
19191 * dce.c: Include except.h and delete redundant vector definitions.
19192 (deletable_insn_p): Return false for non-call insns that can throw
19195 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19197 * gcse.c (ae_gen): Remove.
19198 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19199 and make non-static function to make it available in store-motion.c.
19200 Update call sites with search-and-replace.
19201 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19202 extract_mentioned_regs, extract_mentioned_regs_helper,
19203 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19204 store_killed_in_insn, store_killed_after, store_killed_before,
19205 build_store_vectors, insert_insn_start_basic_block, insert-store,
19206 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19207 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19208 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19209 * store-motion.c: ...new file. Also copy data structures from gcse.c
19210 and clean up to remove parts not used by store motion.
19211 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19212 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19214 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19217 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19218 when optimizing for size.
19220 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19222 * gcse.c (gcse_constant_p): Fix typo in last change.
19224 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19226 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19228 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19230 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19232 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19234 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19235 CONST_HIGH_PART result.
19237 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19239 * config/avr/avr.c (initial_elimination_offset): Rename to
19240 avr_initial_elimination_offset.
19241 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19242 change return type to bool.
19243 (avr_can_eliminate): New function.
19244 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19245 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19246 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19247 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19248 avr_initial_elimination_offset.
19249 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19250 (avr_initial_elimination_offset): Define.
19252 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19253 Steven Bosscher <steven@gcc.gnu.org>
19255 PR rtl-optimization/39938
19256 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19257 * cfgrtl.c: Include insn-attr.h.
19258 (rest_of_pass_free_cfg): New function.
19259 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19260 * resource.c (init_resource_info): Remove call to df_analyze.
19262 2009-04-29 Richard Guenther <rguenther@suse.de>
19265 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19266 allow conversion to signed integers.
19268 2009-04-29 Richard Guenther <rguenther@suse.de>
19270 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19271 shifts of floating point vectors if the shift amount is
19272 a constant multiple of the element size.
19274 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19275 Michael Matz <matz@suse.de>
19277 PR middle-end/39927
19279 * tree-outof-ssa.c (emit_partition_copy): New function.
19280 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19281 insert_part_to_rtx_on_edge): Perform the partition base var
19282 copy using emit_partition_copy.
19283 (insert_value_copy_on_edge): Convert constants to the right mode.
19284 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19285 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19287 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19289 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19290 scan backwards to try to find a constant to initialize it.
19292 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19293 insn before the loop_end instruction, don't look past labels.
19295 2009-04-29 Richard Guenther <rguenther@suse.de>
19297 PR middle-end/39937
19298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19299 loose type conversions.
19300 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19301 stmts only if there are no uses of its definition.
19303 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19305 * config/bfin/bfin.h (splitting_loops): Declare.
19306 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19307 Reorder bit definitions to be ascending.
19308 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19309 * config/bfin/bfin.c (splitting_loops): New variable.
19310 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19311 (struct loop_info): Remove members INIT and LOOP_INIT.
19312 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19313 the LSETUP sequence. Allow LC to be loaded from any register, but
19314 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19315 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19317 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19318 of reload_completed.
19321 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19323 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19325 * Makefile.in (PLUGIN_VERSION_H): New.
19326 (OBJS-common): Remove plugin-version.o.
19327 (plugin.o): Depend on (PLUGIN_VERSION_H).
19328 (plugin-version.o): Remove.
19329 * configure: Regenerate
19330 * configure.ac: Create plugin-version.h.
19331 * gcc-plugin.h (plugin_gcc_version): Remove.
19332 (plugin_default_version_check): Change signature.
19333 * plugin-version.c: Remove.
19334 * plugin.c: Include plugin-version.h.
19335 (str_plugin_gcc_version_name): Remove.
19336 (try_init_one_plugin): Pass gcc version to plugin_init.
19337 (plugin_default_version_check): Both gcc and plugin versions are now
19340 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19342 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19343 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19344 Remove special case testing for last insn of inner loops. Don't fail
19345 if the loop ends with a jump, emit an extra nop instead.
19347 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19348 DREGS rather than comparing directly. Remove code that tries to
19349 account for latencies.
19351 2009-04-29 Richard Guenther <rguenther@suse.de>
19353 PR tree-optimization/39941
19354 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19355 eliminating an indirect call.
19357 2009-04-29 Richard Guenther <rguenther@suse.de>
19359 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19360 parameter. Allow invariants as base if !require_lvalue.
19361 (verify_gimple_assign_single): Adjust.
19363 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19365 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19366 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19367 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19368 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19369 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19371 * config/bfin/bfin.c (bfin_expand_builtin,
19372 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19374 2009-04-28 Richard Guenther <rguenther@suse.de>
19376 * tree-vect-loop.c (get_initial_def_for_induction): Use
19377 correct types for pointer increment.
19379 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19381 * toplev.c (print_version): Update GMP version string calculation.
19383 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19385 PR rtl-optimization/39938
19386 * resource.c (init_resource_info): Add call to df_analyze.
19388 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19390 * config/alpha/alpha.md (usegp): Cast the result of
19391 alpha_find_lo_sum_using_gp to enum attr_usegp.
19392 * config/alpha/alpha.c (override_options): Remove end-of-structure
19393 marker element from cpu_table. Use array size of cpu_table to handle
19394 -mcpu and -mtune options.
19395 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19397 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19399 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19400 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19401 tune_32 and tune_64.
19402 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19403 support on PowerPC.
19404 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19405 * config/rs6000/option-defaults.h: ... here. New file.
19406 (OPT_64, OPT_32): Define.
19407 (MASK_64BIT): Define to 0 if not already defined.
19408 (OPT_ARCH64, OPT_ARCH32): Define.
19409 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19412 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19414 * config/arm/arm.c (arm_override_options): Emit error on using
19417 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19419 PR rtl-optimization/39914
19420 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19421 registers for allocnos created from user-defined variables only
19422 when not optimizing.
19424 2009-04-28 Richard Guenther <rguenther@suse.de>
19426 PR middle-end/39937
19427 * fold-const.c (fold_binary): Use distribute_real_division only
19430 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19432 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19433 add hpux-stdint.h to tm_file.
19434 (hppa[12]*-*-hpux11*): Ditto.
19435 (ia64*-*-hpux*): Ditto.
19436 * config/hpux-stdint.h: New.
19437 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19438 __STDC_EXT__ for all compiles.
19439 * config/pa/pa-hpux.h: Ditto.
19440 * config/pa/pa-hpux10.h: Ditto.
19441 * config/pa/pa-hpux11.h: Ditto.
19443 2009-04-28 Catherine Moore <clm@codesourcery.com>
19445 * debug.h (set_name): Add comment.
19447 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19450 * config/darwin.c (machopic_gen_offset): Check
19451 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19452 * config/arm/arm.c (require_pic_register): Likewise.
19454 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19456 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19457 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19458 m32c_promote_prototypes): Delete.
19460 2009-04-28 Michael Matz <matz@suse.de>
19462 PR middle-end/39922
19463 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19466 2009-04-28 Richard Guenther <rguenther@suse.de>
19468 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19470 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19472 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19473 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19474 * config/arm/arm-tune.md: Regenerate.
19476 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19478 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19479 block if there are complex incoming edges.
19480 (sel_merge_blocks): Remove useless assert.
19481 (sel_redirect_edge_and_branch): Check that edge was redirected.
19482 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19483 (sel_find_rgns): Delete declaration.
19484 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19485 the region when it is not a preheader.
19487 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19490 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19492 2009-04-28 Richard Guenther <rguenther@suse.de>
19494 * tree.h (SSA_NAME_VALUE): Remove.
19495 (struct tree_ssa_name): Remove value_handle member.
19496 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19497 array for jump threading.
19498 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19500 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19501 * tree-flow.h (threadedge_initialize_values): Declare.
19502 (threadedge_finalize_values): Likewise.
19503 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19504 (SSA_NAME_VALUE): Define.
19505 (threadedge_initialize_values): New function.
19506 (threadedge_finalize_values): Likewise.
19507 * tree-ssa-dom.c (ssa_name_values): New global variable.
19508 (SSA_NAME_VALUE): Define.
19509 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19511 2009-04-28 Ira Rosen <irar@il.ibm.com>
19513 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19514 Use REPORT_VECTORIZED_LOCATIONS instead
19515 REPORT_VECTORIZED_LOOPS.
19516 * tree-vectorizer.c (vect_verbosity_level): Make static.
19517 (vect_loop_location): Rename to vect_location.
19518 (vect_set_verbosity_level): Update comment.
19519 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19521 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19522 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19523 instead REPORT_UNVECTORIZED_LOOPS.
19524 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19525 and vect_loop_def to vect_external_def and vect_internal_def.
19526 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19527 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19528 REPORT_UNVECTORIZED_LOCATIONS.
19529 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19530 and vect_used_in_loop and to vect_unused_in_scope and
19531 vect_used_in_scope.
19532 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19533 (vect_verbosity_level): Remove declaration.
19534 (vect_analyze_operations): Likewise.
19535 (vect_analyze_stmt): Declare.
19536 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19537 REPORT_UNVECTORIZED_LOCATIONS.
19538 (vect_get_loop_niters): Fix indentation.
19539 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19540 (vect_analyze_loop_operations): New function.
19541 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19542 vect_analyze_operations.
19543 (vect_is_simple_reduction): Use new names.
19544 (vectorizable_live_operation, vect_transform_loop): Likewise.
19545 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19546 to specify whether the data references can be a part of interleaving
19548 (vect_analyze_data_ref_dependence): Use new names.
19549 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19550 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19551 * tree-vect-patterns.c (widened_name_p): Use new names.
19552 (vect_recog_dot_prod_pattern): Likewise.
19553 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19554 (process_use, vect_mark_stmts_to_be_vectorized,
19555 vect_model_simple_cost, vect_model_store_cost,
19556 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19557 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19558 vectorizable_operation, vectorizable_type_demotion,
19559 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19560 vectorizable_condition): Likewise.
19561 (vect_analyze_operations): Split into vect_analyze_loop_operations
19563 (vect_analyze_stmt): ... new function.
19564 (new_stmt_vec_info): Use new names.
19565 (vect_is_simple_use): Use new names and fix comment.
19566 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19567 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19569 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19572 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19573 and integer modes for x87 operands. Do not ICE for unsupported size,
19574 generate error instead. Generate error for unsupported operand types.
19575 ['z']: Do not handle HImode memory operands specially. Warning
19576 for floating-point operands. Fallthru to 'Z' for unsupported operand
19577 types. Do not ICE for unsupported size, generate error instead.
19578 (output_387_binary_op): Use %Z to output operands.
19579 (output_fp_compare): Ditto.
19580 (output_387_reg_move): Ditto.
19582 2009-04-28 Ben Elliston <bje@au.ibm.com>
19587 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19589 * builtins.c (c_strlen): Do not warn here.
19590 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19591 * c-common.c (pointer_int_sum): Take an explicit location.
19592 Warn about offsets out of bounds.
19593 * c-common.h (pointer_int_sum): Adjust declaration.
19595 2009-04-27 Ian Lance Taylor <iant@google.com>
19597 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19599 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19600 * df-core.c (df_set_flags): Change return type to int. Change
19601 type of old_flags to int.
19602 (df_clear_flags): Likewise.
19603 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19604 (df_get_conditional_uses): Likewise.
19605 * df.h (df_set_flags, df_clear_flags): Update declarations.
19606 * dwarf2out.c (struct indirect_string_node): Change type of form
19607 field to enum dwarf_form.
19608 (AT_string_form): Change return type to enum dwarf_form.
19609 * fixed-value.c (fixed_compare): Add cast to enum type.
19610 * fwprop.c (update_df): Change 0 to VOIDmode.
19611 * gensupport.c: Change 0 to UNKNOWN.
19612 * gimple.h (gimple_cond_code): Add cast to enum type.
19613 * haifa-sched.c (reemit_notes): Add cast to enum type.
19614 * hooks.c (hook_int_void_no_regs): Remove function.
19615 * hooks.h (hook_int_void_no_regs): Remove declaration.
19616 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19617 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19618 * real.c (real_arithmetic): Add cast to enum type.
19619 (real_compare): Likewise.
19620 * target.h (struct gcc_target): Change return type of
19621 branch_target_register_class to enum reg_class.
19622 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19623 default_branch_target_register_class.
19624 * targhooks.c (default_branch_target_register_class): New function.
19625 * targhooks.h (default_branch_target_register_class): Declare.
19626 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19627 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19629 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19631 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19632 vect_uninitialized_def. Change 0 to ERROR_MARK.
19633 * tree-vect-stmts.c (supportable_widening_operation): Don't
19634 initialize icode1 and icode2.
19635 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19636 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19638 (cmn_err_flag_specs): Change 0 to STD_C89.
19639 (cmn_err_char_table): Likewise.
19640 * config/arm/arm.c (get_arm_condition_code): Change type of code
19641 to enum arm_cond_code.
19642 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19643 (IWMMXT_BUILTIN2): Likewise.
19644 (neon_builtin_type_bits): Don't define typedef.
19645 (neon_builtin_datum): Change type of bits field to int.
19646 (arm_expand_neon_args): Add cast to enum type.
19647 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19649 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19650 casts to enum type.
19651 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19653 * config/mips/mips.md (jal_macro): Return enum constant.
19654 (single_insn): Likewise.
19655 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19657 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19658 casts to enum type.
19659 * config/s390/s390.c (s390_tune_flags): Change type to int.
19660 (s390_arch_flags): Likewise.
19661 (s390_handle_arch_option): Change flags field of struct pta to int.
19662 * config/s390/s390.h (s390_tune_flags): Update declaration.
19663 (s390_arch_flags): Likewise.
19664 * config/sh/sh.c (prepare_move_operands): Compare
19665 tls_symbolic_operand result with enum constant.
19666 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19667 (sh_expand_prologue): Add cast to enum type.
19668 (sh_expand_epilogue): Likewise.
19669 (tls_symbolic_operand): Change return type to enum tls_model.
19670 (fpscr_set_from_mem): Add cast to enum type.
19671 (legitimize_pic_address): Compare tls_symbolic_operand result with
19673 (sh_target_reg_class): Change return type to enum reg_class.
19674 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19676 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19677 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19678 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19679 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19680 (delayed_branch, tls_call_delay): Likewise.
19681 (eligible_for_sibcall_delay): Likewise.
19682 (eligible_for_return_delay): Likewise.
19683 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19684 (spu_expand_builtin_1): Likewise.
19686 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19687 for all types of conversions.
19688 (output_init_element): Issue -Wc++-compat warning if needed when
19689 initializing a bitfield with enum type.
19690 * c-parser.c (c_parser_expression): Set original_type to
19691 original_type of right hand operand of comma operator.
19693 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19695 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19697 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19698 * doc/cpp.texi (Standard Predefined Macros)
19699 (Implementation-defined behavior): Likewise.
19700 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19701 * doc/gimple.texi (GIMPLE Exception Handling)
19702 (@code{GIMPLE_ASSIGN}): Likewise.
19703 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19704 * doc/invoke.texi (Warning Options, Optimize Options)
19705 (AVR Options, Darwin Options): Likewise.
19706 (Optimize Options): Reformulate -fwhole-program description.
19707 * doc/loop.texi (Lambda): Likewise.
19708 * doc/md.texi (Output Template, Define Constraints)
19709 (Standard Names, Insn Splitting): Likewise.
19710 * doc/options.texi (Option properties): Likewise.
19711 * doc/passes.texi (Tree-SSA passes): Likewise.
19712 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19713 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19714 (File Names and DBX): Likewise.
19715 * doc/trouble.texi (Incompatibilities): Likewise.
19717 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19719 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19720 instruction is correct.
19722 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19724 Allow non-constant arguments to conversion intrinsics.
19725 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19726 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19727 * spu.c (print_operand): Handle 'v' and 'w'.
19728 (exp2_immediate_p, spu_gen_exp2): Define.
19729 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19730 spu_convtf_1): Update parameter descriptions.
19731 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19732 * constraints.md ('v', 'w'): New.
19733 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19735 (i2f, I2F): New define_mode_attr.
19736 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19737 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19738 fixuns_truncv4sfv4si2): Update to use mode attribute.
19739 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19740 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19741 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19742 patterns for combine.
19744 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19746 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19747 (cprop, hoist, pre, store_motion): New debug counters.
19748 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19749 is not an RTL pass anymore.
19750 (pass_profiling): Remove extern decl for pass removed in 2005.
19751 (pass_gcse, pass_jump_bypass): Remove.
19752 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19753 to 0 for clean state.
19754 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19755 * cse.c (gate_handle_cse_after_global_opts,
19756 rest_of_handle_cse_after_global_opts): New functions.
19757 (pass_cse_after_global_opts): New pass, does local CSE.
19758 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19759 (TV_CPROP): New timevar.
19760 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19761 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19762 (gcse_main, recompute_all_luids): Remove.
19763 (compute_hash_table_work): Call max_reg_num instead of reading
19765 (cprop_jump): Don't set run_jump_opt_after_gcse.
19766 (constprop_register): Always allow to alter jumps.
19767 (cprop_insn): Likewise.
19768 (do_local_cprop): Likewise.
19769 (local_cprop_pass): Likewise. Return non-zero if something changed.
19770 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19771 (find_implicit_sets): Add note about missed optimization opportunity.
19772 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19773 pass_rtl_cprop execute function.
19774 Don't bother tracking the pass number, each pass gets its own dumpfile
19776 Always allow to alter jumpsand bypass jumps.
19777 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19778 will just find no suitable set.
19779 (pre_edge_insert): Fix dumping, this function is for PRE only.
19780 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19781 pass_rtl_pre execute function.
19782 (hoist_code): Return non-zero if something changed. Keep track of
19783 substitutions and insertions for statistics gathering similar to PRE.
19784 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19785 called from the pass_rtl_hoist execute function. Show pass statistics.
19786 (compute_store_table): Use max_reg_num directly instead of using the
19787 formerly global max_gcse_regno.
19788 (build_store_vectors): Likewise.
19789 (replace_store_insn): Fix dumping.
19790 (store_motion): Rename to ...
19791 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19792 pass, called from the pass_rtl_store_motion execute function. Keep
19793 track of substitutions and insertions for statistics gathering similar
19795 (bypass_jumps): Remove, fold interesting bits into ...
19796 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19797 from the pass_rtl_cprop execute function.
19798 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19799 pass_jump_bypass): Remove.
19800 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19801 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19802 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19803 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19804 (gate_rtl_store_motion, execute_rtl_store_motion,
19805 pass_rtl_store_motion): New.
19806 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19807 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19808 * passes.c (init_optimization_passes): Remove pass_gcse and
19809 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19810 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19811 instead of pass_jump_bypass.
19813 2009-04-27 Richard Guenther <rguenther@suse.de>
19815 PR middle-end/39928
19816 * gimplify.c (gimplify_expr): If we are required to create
19817 a temporary make sure it ends up as register.
19819 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19822 * config/i386/i386.c (construct_container): Don't call
19823 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19824 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19826 2009-04-27 Michael Matz <matz@suse.de>
19828 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19829 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19830 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19831 (dump_replaceable_exprs): Take a bitmap.
19832 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19834 (expand_gimple_basic_block): Likewise.
19835 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19836 replaceable_expressions member a bitmap.
19837 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19838 (mark_replaceable): Likewise.
19839 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19840 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19842 2009-04-27 Richard Guenther <rguenther@suse.de>
19844 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19845 (verify_stmts): Dispatch to gimple/type verification code.
19846 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19847 issue with call argument types.
19849 2009-04-27 Michael Matz <matz@suse.de>
19851 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19852 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19855 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19856 Eric Botcazou <ebotcazou@adacore.com>
19858 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19859 a label's basic block.
19860 (mark_target_live_regs): Tidy and rework obsolete comments.
19861 Change back DF problem to LIVE. If a label starts a basic block,
19862 assume that all registers that used to be live then still are.
19863 (init_resource_info): If a label starts a basic block, set its
19864 BLOCK_FOR_INSN accordingly.
19865 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19867 2009-04-27 Richard Guenther <rguenther@suse.de>
19869 * tree-flow-inline.h (function_ann): Remove.
19870 (get_function_ann): Likewise.
19871 * tree-dfa.c (create_function_ann): Remove.
19872 * tree-flow.h (struct static_var_ann_d): Remove.
19873 (struct function_ann_d): Likewise.
19874 (union tree_ann_d): Remove fdecl member.
19875 (function_ann_t): Remove.
19876 (function_ann, get_function_ann, create_function_ann): Remove
19879 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19881 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19883 2009-04-27 Jan Hubicka <jh@suse.cz>
19885 * ipa-pure-const.c (struct funct_state_d): New fields
19886 state_previously_known, looping_previously_known; remove
19887 state_set_in_source.
19888 (analyze_function): Use new fields.
19889 (propagate): Avoid assumption that state_set_in_source imply
19892 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19893 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19894 * cfgloop.h (finite_loop_p): Declare.
19896 2009-04-26 Michael Matz <matz@suse.de>
19898 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19900 2009-04-26 Michael Matz <matz@suse.de>
19902 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19903 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19904 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19905 pass_mark_used_blocks): Remove.
19906 * tree-optimize.c (pass_free_datastructures,
19907 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19908 * passes.c (init_optimization_passes): Don't call
19909 pass_mark_used_blocks, remove dead code.
19911 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19913 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19914 * tree-ssa-live.h (register_ssa_partition): Likewise.
19916 2009-04-26 Michael Matz <matz@suse.de>
19919 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19920 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19921 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19923 (compare_pairs): Swap cost comparison.
19924 (coalesce_ssa_name): Don't use change_partition_var.
19925 * tree-nrv.c (struct nrv_data): Add modified member.
19926 (finalize_nrv_r): Set it.
19927 (tree_nrv): Use it to update statements.
19928 (pass_nrv): Require PROP_ssa.
19929 * tree-mudflap.c (mf_decl_cache_locals,
19930 mf_build_check_statement_for): Use make_rename_temp.
19931 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19932 * alias.c (find_base_decl): Handle SSA names.
19933 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19934 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19935 * rtl.h (set_reg_attrs_for_parm): Declare.
19936 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19937 to "optimized", remove unused locals at finish.
19938 (execute_free_datastructures): Make global, call
19939 delete_tree_cfg_annotations.
19940 (execute_free_cfg_annotations): Don't call
19941 delete_tree_cfg_annotations.
19943 * ssaexpand.h: New file.
19944 * expr.c (toplevel): Include ssaexpand.h.
19945 (expand_assignment): Handle SSA names the same as register variables.
19946 (expand_expr_real_1): Expand SSA names.
19947 * cfgexpand.c (toplevel): Include ssaexpand.h.
19948 (SA): New global variable.
19949 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19950 (SSAVAR): New macro.
19951 (set_rtl): New helper function.
19952 (add_stack_var): Deal with SSA names, use set_rtl.
19953 (expand_one_stack_var_at): Likewise.
19954 (expand_one_stack_var): Deal with SSA names.
19955 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19956 before unique numbers.
19957 (expand_stack_vars): Use set_rtl.
19958 (expand_one_var): Accept SSA names, add asserts for them, feed them
19959 to above subroutines.
19960 (expand_used_vars): Expand all partitions (without default defs),
19961 then only the local decls (ignoring those expanded already).
19962 (expand_gimple_cond): Remove edges when jumpif() expands an
19963 unconditional jump.
19964 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19965 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19967 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19968 members of SA; deal with PARM_DECL partitions here; expand
19969 all PHI nodes, free tree datastructures and SA. Commit instructions
19970 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19971 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19972 info and statements at start, collect garbage at finish.
19973 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19974 (VAR_ANN_PARTITION) Remove.
19975 (change_partition_var): Don't declare.
19976 (partition_to_var): Always return SSA names.
19977 (var_to_partition): Only accept SSA names.
19978 (register_ssa_partition): Only check argument.
19979 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19981 (delete_var_map): Don't free it.
19982 (var_union): Only accept SSA names, simplify.
19983 (partition_view_init): Mark only useful SSA names as used.
19984 (partition_view_fini): Only deal with SSA names.
19985 (change_partition_var): Remove.
19986 (dump_var_map): Use ssa_name instead of partition_to_var member.
19987 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19989 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19990 (struct _elim_graph): New member const_dests; nodes member vector of
19992 (set_location_for_edge): New static helper.
19993 (create_temp): Remove.
19994 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19995 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19996 (new_elim_graph): Allocate const_dests member.
19997 (clean_elim_graph): Truncate const_dests member.
19998 (delete_elim_graph): Free const_dests member.
19999 (elim_graph_size): Adapt to new type of nodes member.
20000 (elim_graph_add_node): Likewise.
20001 (eliminate_name): Likewise.
20002 (eliminate_build): Don't take basic block argument, deal only with
20003 partition numbers, not variables.
20004 (get_temp_reg): New static helper.
20005 (elim_create): Use it, deal with RTL temporaries instead of trees.
20006 (eliminate_phi): Adjust all calls to new signature.
20007 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20008 (rewrite_trees): Only do checking.
20009 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20010 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20011 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20012 contains_tree_r, MAX_STMTS_IN_LATCH,
20013 process_single_block_loop_latch, analyze_edges_for_bb,
20014 perform_edge_inserts): Remove.
20015 (expand_phi_nodes): New global function.
20016 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20017 functions, initialize new parameter, remember partitions having a
20019 (finish_out_of_ssa): New global function.
20020 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20021 don't reset in_ssa_p here, don't disable TER when mudflap.
20022 (pass_del_ssa): Remove.
20023 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20025 (execute_free_datastructures): Declare.
20026 * Makefile.in (SSAEXPAND_H): New variable.
20027 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20028 * basic-block.h (commit_one_edge_insertion): Declare.
20029 * passes.c (init_optimization_passes): Move pass_nrv and
20030 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20031 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20032 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20033 (redirect_branch_edge): Deal with super block when expanding, split
20034 out jump patching itself into ...
20035 (patch_jump_insn): ... here, new static helper.
20037 2009-04-26 Michael Matz <matz@suse.de>
20039 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20040 beyond num_ssa_names.
20041 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20042 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20044 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20046 PR inline-asm/39543
20047 * fwprop.c (forward_propagate_asm): New function.
20048 (forward_propagate_and_simplify): Propagate also into __asm, if it
20049 doesn't increase the number of referenced registers.
20052 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20054 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20056 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20057 note_nonlocal_vla_type for nonlocal VLAs.
20058 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20059 contains_remapped_vars, remap_vla_decls): New functions.
20060 (convert_nonlocal_reference_stmt): If not optimizing, call
20061 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20062 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20063 if it wasn't found in var_map.
20064 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20065 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20066 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20068 * gimplify.c (nonlocal_vlas): New variable.
20069 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20071 (gimplify_body): Create and destroy nonlocal_vlas.
20073 * dwarf2out.c (loc_descr_plus_const): New function.
20074 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20075 mem_loc_descriptor, loc_descriptor_from_tree_1,
20076 descr_info_loc, gen_variable_die): Use it.
20078 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20079 !TREE_STATIC VAR_DECLs.
20080 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20081 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20082 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20083 DECL_BY_REFERENCE is valid.
20084 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20085 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20086 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20087 Copy DECL_BY_REFERENCE.
20088 (struct nesting_copy_body_data): New type.
20089 (nesting_copy_decl): New function.
20090 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20091 if they have variable length.
20093 2009-04-26 Michael Matz <matz@suse.de>
20095 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20096 mark new temporaries for renaming.
20098 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20101 * c-decl.c (global_bindings_p): Return negative value.
20102 (c_variable_size): New. Based on variable_size from
20104 (grokdeclarator): Call c_variable_size not variable_size.
20106 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20108 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20110 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20112 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20113 Redefine it to just use mingw/include.
20114 (ASM_SPEC): Rules for -m32 and -m64.
20115 (LINK_SPEC): Use Likewise.
20116 (SPEC_32): New define.
20117 (SPEC_64): Likewise.
20118 (SUB_LINK_SPEC): Likewise.
20119 (MULTILIB_DEFAULTS): New define.
20120 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20121 Add multilib options.
20122 (MULTILIB_DIRNAMES): Likewise.
20123 (MULTILIB_OSDIRNAMES): Likewise.
20124 (LIBGCC): Likewise.
20125 (INSTALL_LIBGCC): Likewise.
20127 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20130 * c-tree.h (enum c_inline_static_type): New.
20131 (record_inline_static): Declare.
20132 * c-decl.c (struct c_inline_static, c_inline_statics,
20133 record_inline_static, check_inline_statics): New.
20134 (pop_file_scope): Call check_inline_statics.
20135 (start_decl): Call record_inline_static instead of pedwarning
20136 directly for static in inline function.
20137 * c-typeck.c (build_external_ref): Call record_inline_static
20138 instead of pedwarning directly for static referenced in inline
20141 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20143 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20144 not new but only being rescanned.
20145 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20146 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20147 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20148 record_set_info, compute_set, grealloc): Remove.
20149 (recompute_all_luids): New function.
20150 (gcse_main): Don't compute sets, and don't do related memory
20151 allocations/free-ing. If something changed before the end of the
20152 pass, update LUIDs using recompute_all_luids.
20153 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20154 (free_gcse_mem): Don't free it either.
20155 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20156 Use the df insn LUIDs.
20157 (load_killed_in_block): Likewise.
20158 (compute_hash_table_work): Don't compute reg_set_in_block.
20159 (compute_transp): Use DF_REG_DEF_CHAINs.
20160 (local_cprop_pass): Don't use compute_sets and related functions.
20161 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20162 Use get_max_uid() instead of max_cuid.
20163 (insert_insn_end_basic_block, pre_insert_copy_insn,
20164 update_ld_motion_stores): Don't try to
20165 keep reg_set tables up to date.
20166 (pre_insert_copies): Use df insn LUIDs.
20167 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20168 (reg_set_info): Don't use extra bitmap argument.
20169 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20170 information to compute regs_set_in_block.
20171 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20172 (bypass_jumps): Don't use compute_sets and friends.
20174 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20177 * opts.c (undocumented_msg): Do not leave blank even with
20180 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20182 * c-decl.c (build_enumerator): Allow values folding to integer
20183 constants but not integer constant expressions with a pedwarn if
20186 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20189 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20190 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20191 type is an integer constant.
20193 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20196 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20199 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20202 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20203 with variably modified return type and no storage class
20204 specifiers, except for the case of nested functions. Distinguish
20205 extern declarations of functions with variably modified return
20206 types from those of objects with variably modified types.
20208 2009-04-25 Jan Hubicka <jh@suse.cz>
20210 * tree.c (list_equal_p): New function.
20211 * tree.h (list_equal_p): Declare.
20212 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20213 basic_block_def, basic_block, const_basic_block): New.
20214 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20215 (redirect_eh_edge): New function.
20216 (make_eh_edge_update_phi): EH edges are not abnormal.
20217 * except.c: Include tree-flow.h.
20218 (list_match): New function.
20219 (eh_region_replaceable_by_p): New function.
20220 (replace_region): New function.
20221 (hash_type_list): New function.
20222 (hash_eh_region): New function.
20223 (eh_regions_equal_p): New function.
20224 (merge_peers): New function.
20225 (remove_unreachable_regions): Verify EH tree when checking;
20227 (copy_eh_region_1): New function.
20228 (copy_eh_region): New function.
20229 (push_reachable_handler): New function.
20230 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20231 regions without label but with live RESX.
20232 * except.h (redirect_eh_edge_to_label): New.
20233 * tree-flow.h (redirect_eh_edge): New.
20234 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20235 basic_block_def, basic_block, const_basic_block): Remove.
20236 * Makefile.in (except.o): Add dependency on tree-flow.h
20237 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20238 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20241 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20244 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20245 on the destination of memcpy.
20247 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20249 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20250 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20251 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20253 2009-04-25 Jan Hubicka <jh@suse.cz>
20255 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20256 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20257 to be reached by different label than left.
20258 (update_eh_edges): Update comment; remove edge_to_remove if possible
20259 and return true if suceeded.
20260 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20261 (cleanup_eh): Compute sharing map.
20262 * except.c (remove_eh_handler_and_replace): Add argument if we should
20264 (remove_unreachable_regions): Update for label sharing.
20265 (label_to_region_map): Likewise.
20266 (get_next_region_sharing_label): New function.
20267 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20269 (remove_eh_handler): Update.
20270 (remove_eh_region_and_replace_by_outer_of): New function.
20271 * except.h (struct eh_region): Add next_region_sharing_label.
20272 (remove_eh_region_and_replace_by_outer_of,
20273 get_next_region_sharing_label): Declare.
20274 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20276 2009-04-25 Jan Hubicka <jh@suse.cz>
20278 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20279 insert code even if they are not critical.
20281 2009-04-25 Jan Hubicka <jh@suse.cz>
20283 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20284 (gimple_can_remove_branch_p): EH edges won't remove branch by
20286 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20287 updating of non-abnormal EH edges.
20288 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20289 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20290 (split_critical_edges): Split also edges where emitting code on them
20291 will lead to splitting later.
20293 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20294 H.J. Lu <hongjiu.lu@intel.com>
20297 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20298 the configured assembler supports fildq and fistpq mnemonics.
20299 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20300 * configure: Regenerated.
20301 * config.in: Ditto.
20303 * config/i386/i386.c (print_operand): Handle 'Z'.
20304 ['z']: Remove handling of special fild/fist suffixes.
20305 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20306 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20307 suffix of fild insn.
20308 (*floatsi<mode>2_vector_mixed): Ditto.
20309 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20310 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20311 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20312 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20313 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20315 2009-04-25 Ben Elliston <bje@au.ibm.com>
20317 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20318 the source of a set operation.
20320 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20322 * target.h (struct gcc_target): Add case_values_threshold field.
20323 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20324 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20325 * targhooks.c (default_case_values_threshold): New function.
20326 * targhooks.h (default_case_values_threshold): Declare function.
20327 * stmt.c (expand_case): Use case_values_threshold target hook.
20328 * expr.h (case_values_threshold): Remove declartation.
20329 * expr.c (case_values_threshold): Remove function.
20330 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20332 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20333 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20334 (avr_case_values_threshold): Declare as static.
20335 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20337 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20338 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20339 (mn10300_case_values_threshold): New function.
20341 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20343 * ira.c (setup_cover_and_important_classes): Add enum cast.
20345 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20347 * genpreds.c (write_enum_constraint_num): Output definition of
20348 CONSTRAINT_NUM_DEFINED_P macro.
20349 * ira.c (setup_cover_and_important_classes): Use
20350 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20352 2009-04-24 DJ Delorie <dj@redhat.com>
20354 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20355 __SH2A_SINGLE_ONLY__ also.
20357 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20359 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20360 (movdf_internal): Ditto.
20361 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20362 SFmode and DFmode constants.
20363 (ia64_print_operand): Add 'G' format for printing
20364 floating point constants.
20366 2009-04-24 Richard Guenther <rguenther@suse.de>
20368 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20369 from unsigned additions.
20371 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20373 * c-typeck.c (set_init_index): Allow array designators that are
20374 not integer constant expressions with a pedwarn if pedantic.
20376 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20378 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20379 zero if no overlap in nonzero bits between the operands.
20381 2009-04-24 Ian Lance Taylor <iant@google.com>
20383 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20384 (record_dead_and_set_regs): Likewise.
20385 * df.h (struct df_mw_hardreg): Change flags field to int.
20386 (struct df_base_ref): Likewise.
20387 (struct df): Change changeable_flags field to int.
20388 * df-scan.c (df_defs_record): Change clobber_flags to int.
20389 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20390 constants rather than #define macros.
20391 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20392 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20393 (enum dwarf_calling_convention): Likewise.
20394 (enum dwarf_line_number_x_ops): Likewise.
20395 (enum dwarf_call_frame_info): Likewise.
20396 (enum dwarf_source_language): Likewise.
20397 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20398 (add_calling_convention_attribute): Likewise.
20399 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20400 (combine_comparisons): Change compcode to int. Add cast to enum type.
20401 * genrecog.c (maybe_both_true_2): Change c to int.
20402 (write_switch): Likewise. Add cast to enum type.
20403 * gimplify.c (gimplify_omp_for): Handle return values from
20404 gimplify_expr using MIN rather than bitwise or.
20405 (gimplify_expr): Add cast to enum type.
20406 * ipa-prop.c (update_jump_functions_after_inlining): Change
20407 IPA_BOTTOM to IPA_JF_UNKNOWN.
20408 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20409 Add casts to enum type.
20410 (setup_cover_and_important_classes): Change cl to int. Add casts
20412 (setup_class_translate): Change cl and mode to int.
20413 (ira_init_once): Change mode to int.
20414 (free_register_move_costs): Likewise.
20415 (setup_prohibited_mode_move_regs): Add casts to enum type.
20416 * langhooks.c (add_builtin_function_common): Rework assertion that
20417 value fits bitfield.
20418 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20419 * omega.c (omega_do_elimination): Avoid math on enum types.
20420 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20421 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20422 int local to handle integral_argment value.
20423 * regmove.c (try_auto_increment): Change PUT_MODE to
20425 * reload.c (push_secondary_reload): Add casts to enum type.
20426 (secondary_reload_class, find_valid_class): Likewise.
20427 * reload1.c (emit_input_reload_insns): Likewise.
20428 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20429 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20430 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20432 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20433 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20435 (expand_complex_libcall): Add casts to enum type.
20436 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20437 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20438 with ERROR_MARK, not NUM_TREE_CODES.
20439 (vect_create_epilog_for_reduction): Likewise.
20440 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20441 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20442 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20444 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20445 vect_unused_in_loop. Change 0 to loop_vect.
20446 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20447 * var-tracking.c (get_init_value): Change return type to enum
20449 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20450 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20452 (arm_override_options): Add casts to enum type.
20453 (arm_emit_tls_decoration): Likewise.
20454 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20456 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20457 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20458 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20460 * config/s390/s390.c (code_for_builtin_64): Change to array of
20462 (code_for_builtin_31): Likewise.
20463 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20465 * config/sparc/sparc.c (sparc_override_options): Change value
20466 field in struct code_model to enum cmodel. In initializer change
20467 0 to NULL and add cast to enum type.
20469 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20470 Change all callers. Issue a -Wc++-compat warning using
20471 lhs_origtype if necessary.
20472 (convert_for_assignment): Issue -Wc++-compat warnings about
20473 invalid conversions to enum type on assignment.
20474 * c-common.h (build_modify_expr): Update declaration.
20476 2009-04-24 Nick Clifton <nickc@redhat.com>
20478 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20479 (function_arg_advance): Likewise.
20480 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20483 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20485 * config/s390/constraints.md ('I', 'J'): Fix condition.
20487 2009-04-24 Diego Novillo <dnovillo@google.com>
20489 * gengtype-parse.c (parse_error): Add newline after message.
20491 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20493 * config/i386/sse.md (avxmodesuffixs): Removed.
20494 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20495 (*avx_pinsr<ssevecsize>): This.
20497 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20499 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20500 follow chains of regs with a single definition, and allow expressions
20501 that are function_invariant_p.
20502 (simple_rhs_p): Allow expressions that are function_invariant_p.
20504 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20506 PR middle-end/39867
20507 * fold-const.c (fold_cond_expr_with_comparison): When folding
20508 > and >= to MAX, make sure the MAX uses the same type as the
20509 comparison's operands.
20511 2009-04-24 Nick Clifton <nickc@redhat.com>
20513 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20514 addressing for DImode accesses.
20515 (frv_print_operand_address): Handle PLUS case.
20516 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20518 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20520 PR rtl-optimization/39794
20521 * alias.c (canon_true_dependence): Add x_addr argument.
20522 * rtl.h (canon_true_dependence): Adjust prototype.
20523 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20524 * cselib.c (cselib_invalidate_mem): Likewise.
20525 * gcse.c (compute_transp): Likewise.
20526 * dse.c (scan_reads_nospill): Likewise.
20527 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20528 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20529 canon_base_addr of the group, plus optional offset.
20530 (struct group_info): Rename canon_base_mem to
20532 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20533 canon_rtx of base_mem.
20535 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20537 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20538 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20540 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20542 * config/spu/spu-builtins.h: Delete file.
20544 * config/spu/spu.h (enum spu_builtin_type): Move here from
20546 (struct spu_builtin_description): Likewise. Add GTY marker.
20547 Do not use enum spu_function_code or enum insn_code.
20548 (spu_builtins): Add extern declaration.
20550 * config/spu/spu.c: Do not include "spu-builtins.h".
20551 (enum spu_function_code, enum spu_builtin_type_index,
20552 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20553 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20554 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20555 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20556 (spu_builtin_types): Make static. Add GTY marker.
20557 (spu_builtins): Add extern declaration with GTY marker.
20558 Include "gt-spu.h".
20560 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20561 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20562 Check programmatically whether all parameters are scalar.
20564 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20566 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20568 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20569 assignment from the constructor either if the target is volatile.
20571 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20573 * config/arm/arm.md (insv): Do not share operands[0].
20575 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20577 * config/vxlib-tls.c (active_tls_threads): Delete.
20578 (delete_hook_installed): New.
20579 (tls_delete_hook): Don't delete the delete hook.
20580 (tls_destructor): Delete it here.
20581 (__gthread_set_specific): Adjust installing the delete hook.
20582 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20583 __gthread_leave_tsd_dtor_context.
20585 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20587 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20589 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20591 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20593 (alpha_rtx_costs): Ditto.
20594 (emit_unlikely_jump): Use add_reg_note.
20595 (emit_frame_store_1): Ditto.
20596 (alpha_expand_prologue): Ditto.
20597 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20598 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20600 2009-04-23 Nick Clifton <nickc@redhat.com>
20602 * config/v850/v850.md (epilogue): Remove suppressed code.
20603 (return): Rename to return_simple and remove test of frame size.
20604 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20605 to gen_return_simple.
20607 2009-04-22 Jing Yu <jingyu@google.com>
20610 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20612 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20615 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20616 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20617 value is a VECTOR_CST, the element type is the element type of the
20620 2009-04-22 DJ Delorie <dj@redhat.com>
20622 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20624 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20626 * alias.c (find_base_term): Move around LO_SUM case, so that
20627 CONST falls through into PLUS/MINUS handling.
20630 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20631 into 0, use omit_one_operand.
20633 2009-04-23 Ben Elliston <bje@au.ibm.com>
20635 * config/rs6000/linux-unwind.h (get_regs): Remove type
20636 puns. Change the type of `pc' to an array of unsigned ints and
20637 update all users. Constify frame24.
20639 2009-04-22 DJ Delorie <dj@redhat.com>
20641 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20642 declarations before code.
20643 (current_function_special_page_vector): Likewise.
20644 (m32c_expand_insv): Silence a warning.
20646 2009-04-21 Taras Glek <tglek@mozilla.com>
20648 * alias.c: Update GTY annotations to new syntax.
20649 * basic-block.h: Likewise.
20650 * bitmap.h: Likewise.
20651 * c-common.h: Likewise.
20652 * c-decl.c: Likewise.
20653 * c-parser.c: Likewise.
20654 * c-pragma.c: Likewise.
20655 * c-tree.h: Likewise.
20656 * cfgloop.h: Likewise.
20657 * cgraph.h: Likewise.
20658 * config/alpha/alpha.c: Likewise.
20659 * config/arm/arm.h: Likewise.
20660 * config/avr/avr.h: Likewise.
20661 * config/bfin/bfin.c: Likewise.
20662 * config/cris/cris.c: Likewise.
20663 * config/darwin.c: Likewise.
20664 * config/frv/frv.c: Likewise.
20665 * config/i386/i386.c: Likewise.
20666 * config/i386/i386.h: Likewise.
20667 * config/i386/winnt.c: Likewise.
20668 * config/ia64/ia64.h: Likewise.
20669 * config/iq2000/iq2000.c: Likewise.
20670 * config/mips/mips.c: Likewise.
20671 * config/mmix/mmix.h: Likewise.
20672 * config/pa/pa.c: Likewise.
20673 * config/pa/pa.h: Likewise.
20674 * config/rs6000/rs6000.c: Likewise.
20675 * config/s390/s390.c: Likewise.
20676 * config/sparc/sparc.c: Likewise.
20677 * config/xtensa/xtensa.c: Likewise.
20678 * cselib.h: Likewise.
20679 * dbxout.c: Likewise.
20680 * dwarf2out.c: Likewise.
20681 * except.c: Likewise.
20682 * except.h: Likewise.
20683 * fixed-value.h: Likewise.
20684 * function.c: Likewise.
20685 * function.h: Likewise.
20686 * gimple.h: Likewise.
20687 * integrate.c: Likewise.
20688 * optabs.c: Likewise.
20689 * output.h: Likewise.
20690 * real.h: Likewise.
20692 * stringpool.c: Likewise.
20693 * tree-data-ref.c: Likewise.
20694 * tree-flow.h: Likewise.
20695 * tree-scalar-evolution.c: Likewise.
20696 * tree-ssa-address.c: Likewise.
20697 * tree-ssa-alias.h: Likewise.
20698 * tree-ssa-operands.h: Likewise.
20699 * tree.c: Likewise.
20700 * tree.h: Likewise.
20701 * varasm.c: Likewise.
20702 * varray.h: Likewise.
20704 * coretypes.h: Do not define GTY macro if it is already defined.
20705 * doc/gty.texi: Update GTY documentation to new syntax.
20706 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20707 annotations on structs.
20708 * gengtype-parse.c: Likewise.
20710 2009-04-22 Mark Heffernan <meheff@google.com>
20712 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20714 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20716 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20719 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20721 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20722 the same as a PLUS without a shift. Increase the cost of a
20725 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20727 * Makefile.in: Update dependencies.
20728 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20729 * errors.h: Remove bogus comment about compatibility.
20730 (warning): Update declaration.
20731 * genautomata.c: Update all calls to warning.
20732 * gimple.c: Do not include errors.h. Include toplev.h.
20733 * tree-ssa-structalias.c: Do not include errors.h.
20734 * omega.c: Likewise.
20735 * tree-ssa-reassoc.c: Likewise.
20736 * config/spu/spu-c.c: Likewise.
20737 * config/spu/t-spu-elf: Update dependencies.
20739 2009-04-22 Richard Guenther <rguenther@suse.de>
20741 PR tree-optimization/39824
20742 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20743 make sure the types are compatible.
20745 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20748 * c-common.c (c_parse_error): Take a token_flags parameter.
20749 Use token_type for the token type instead.
20750 Pass token_flags to cpp_type2name.
20751 * c-common.h (c_parse_error): Update declaration.
20752 * c-parser.c (c_parser_error): Pass 0 as token flags.
20754 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20756 PR rtl-optimization/39580
20757 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20759 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20761 * function.c (expand_function_end): Do not emit a jump to the "naked"
20762 return label for fall-through returns.
20763 * except.c (sjlj_emit_function_exit): Always place the call to the
20764 unregister function at the location installed by expand_function_end.
20766 2009-04-22 Richard Guenther <rguenther@suse.de>
20768 PR tree-optimization/39845
20769 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20770 (gen_inbound_check): Likewise.
20772 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20774 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20776 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20777 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20779 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20781 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20782 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20783 shift counts to avoid out-of-bounds array accesses.
20785 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20787 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20788 (Pmode): Move above.
20790 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20792 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20793 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20794 GET_CODE macro. Use IN_RANGE macro where appropriate.
20795 * config/alpha/alpha.h: Ditto.
20796 * config/alpha/alpha.md: Ditto.
20797 * config/alpha/constraints.md: Ditto.
20798 * config/alpha/predicates.md: Ditto.
20800 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20802 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20803 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20804 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20805 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20806 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20807 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20808 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20809 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20810 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20811 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20812 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20813 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20814 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20815 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20816 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20817 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20818 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20819 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20820 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20821 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20822 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20823 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20824 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20825 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20826 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20827 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20828 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20830 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20832 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20833 references from comments.
20834 * cfgbuild.c: (count_basic_blocks): Delete.
20835 (find_basic_blocks_1): Delete.
20836 (find_basic_blocks): Delete.
20837 * except.c (finish_eh_generation): Make static. Move comment from
20838 except.h here. Remove find_basic_blocks references from comments.
20839 * except.h (finish_eh_generation): Delete.
20840 * basic-block.h (find_basic_blocks): Delete.
20841 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20843 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20845 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20846 (sdbout_parms): Likewise.
20848 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20850 * config/sh/sh.c (prepare_cbranch_operands): Use
20851 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20852 (expand_cbranchdi4): Likewise.
20853 (from_compare): Add cast to enum type.
20854 (expand_cbranchsi4): Use add_reg_note.
20855 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20856 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20857 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20858 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20859 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20860 instead of CODE_FOR_nothing.
20861 (cbranchdi4): Likewise. Fix the order of arguments for
20863 (push_fpscr): Use add_reg_note.
20864 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20865 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20867 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20869 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20870 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20871 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20872 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20873 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20874 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20875 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20876 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20877 config/alpha/x-vms, config/arc/t-arc,
20878 config/arm/README-interworking, config/arm/arm-c.c,
20879 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20880 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20881 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20882 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20883 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20884 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20885 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20886 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20887 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20888 config/cris/t-elfmulti, config/crx/t-crx,
20889 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20890 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20891 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20892 config/h8300/t-h8300, config/i386/athlon.md,
20893 config/i386/darwin-libgcc.10.4.ver,
20894 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20895 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20896 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20897 config/i386/t-linux64, config/i386/t-nwld,
20898 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20899 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20900 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20901 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20902 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20903 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20904 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20905 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20906 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20907 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20908 config/m68k/t-uclinux, config/mcore/t-mcore,
20909 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20910 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20911 config/mips/crtn.asm, config/mips/irix-crti.asm,
20912 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20913 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20914 config/mips/mips-fixed.md, config/mips/sb1.md,
20915 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20916 config/mips/t-iris6, config/mips/t-isa3264,
20917 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20918 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20919 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20920 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20921 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20922 config/mn10300/t-linux, config/mn10300/t-mn10300,
20923 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20924 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20925 config/picochip/libgccExtras/clzsi2.asm,
20926 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20927 config/rs6000/darwin-libgcc.10.4.ver,
20928 config/rs6000/darwin-libgcc.10.5.ver,
20929 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20930 config/rs6000/t-aix43, config/rs6000/t-aix52,
20931 config/rs6000/t-darwin, config/rs6000/t-fprules,
20932 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20933 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20934 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20935 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20936 config/rs6000/t-rtems, config/rs6000/t-spe,
20937 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20938 config/score/t-score-elf, config/sh/divcost-analysis,
20939 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20940 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20941 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20942 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20943 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20944 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20945 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20946 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20947 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20948 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20949 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20950 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20951 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20952 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20953 * config/h8300/genmova.sh: Include copyright and license notices
20954 in generated output.
20955 * config/h8300/mova.md: Regenerate.
20956 * doc/install.texi2html: Include word "Copyright" in copyright
20957 notice and use name "Free Software Foundation, Inc.".
20958 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20959 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20960 ChangeLog-2007, ChangeLog-2008: Correct dates.
20962 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20964 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20965 NE_EXPR operations as well.
20966 * c-parser.c (c_parser_condition): Do not set location information on
20968 (c_parser_conditional_expression): Likewise.
20969 (c_parser_binary_expression): Set location information on operators.
20970 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20971 TRUTH_NOT_EXPR has been folded.
20972 * fold-const.c (fold_truth_not_expr): Copy location information from
20973 the incoming expression to the outgoing one.
20974 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20975 recursive calls on the LHS of the operator but pass that of the
20976 operator to recursive calls on the RHS of the operator. Set it
20978 (shortcut_cond_expr): Set the locus of the operator on the second
20979 COND_EXPR and that of the expression on the first in degenerate cases.
20980 Pass the locus of the expression to calls to shortcut_cond_r.
20981 Set the locus of the 'then' block on the associated jump, if any.
20982 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20983 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20984 expression to call to gimplify_boolean_expr.
20986 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20988 * config.gcc: Add additional configuration for
20989 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20990 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20991 (CPP_SPEC): Redefine for allowing -municode option.
20992 (STARTFILE_SPEC): Likewise.
20993 * config/i386/t-mingw-w64: New.
20994 * config/i386/mingw-w64.opt: New.
20995 (municode): Add new target option.
20996 * doc/invoke.texi (municode): Add documentation for new option.
20998 2009-04-21 Ian Lance Taylor <iant@google.com>
21000 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21001 Correct test for number of arguments.
21002 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21004 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21006 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21007 argument of emit_library_call.
21009 2009-04-21 Richard Guenther <rguenther@suse.de>
21011 PR middle-end/39829
21012 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21013 inside VIEW_CONVERT_EXPRs.
21015 2009-04-21 Martin Jambor <mjambor@suse.cz>
21017 * tree-switch-conversion.c (build_constructors): Split a long line.
21018 (constructor_contains_same_values_p): New function.
21019 (build_one_array): Create assigns of constants if possible, do not
21020 call mark_sym_for_renaming, call update_stmt.
21021 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21022 make_rename_temp. Do not call mark_symbols_for_renaming, call
21024 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21025 find_new_referenced_vars, call update_stmt.
21026 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21027 instead of calling make_rename_temp. Do not call
21028 find_new_referenced_vars or mark_symbols_for_renaming, call
21031 2009-04-21 Richard Guenther <rguenther@suse.de>
21033 PR tree-optimization/39827
21034 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21035 (tree_ssa_phiprop): Pass the correct array size.
21037 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21039 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21041 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21044 * c-typeck.c (lvalue_p): Move declaration ...
21045 * c-common.h (lvalue_p): ... to here.
21046 * c-common.c (candidate_equal_p): New.
21047 (add_tlist): Use it.
21048 (merge_tlist): Use it.
21049 (warn_for_collisions_1): Likewise.
21050 (warning_candidate_p): Accept more candidates.
21051 (verify_tree): A warning candidate can be an expression. Use
21054 2009-04-21 Ben Elliston <bje@au.ibm.com>
21057 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21058 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21059 options. Remove -mcall-solaris documentation.
21061 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21064 * doc/invoke.texi (-Wlong-long): Update description.
21065 * c-lex (interpret_integer): Only warn if there was no previous
21066 overflow and -Wlong-long is enabled.
21067 * c-decl.c (declspecs_add_type): Drop redundant flags.
21068 * c.opt (Wlong-long): Init to -1.
21069 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21070 and front-end warn_long_long. Wlong-long only depends on other
21071 flags if it is uninitialized.
21072 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21073 the same for CPP and FE.
21074 (restore_extension_diagnostics): Likewise.
21076 2009-04-20 Ian Lance Taylor <iant@google.com>
21078 Fix enum conversions which are invalid in C++:
21079 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21080 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21081 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21082 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21083 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21084 (dbxout_parms): Likewise.
21085 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21086 (df_clear_flags): Likewise.
21087 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21088 top_flag parameter to int.
21089 (df_chain_create_bb_process_use): Likewise.
21090 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21092 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21093 (df_ref_create_structure, df_def_record_1): Likewise.
21094 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21095 (df_notes_rescan): Change 0 to VOIDmode in function call.
21096 (df_get_call_refs, df_insn_refs_collect): Likewise.
21097 (df_bb_regs_collect): Likewise.
21098 (df_entry_block_defs_collect): Likewise.
21099 (df_exit_block_uses_collect): Likewise.
21100 * df.h: Update declarations.
21101 * double-int.c (double_int_divmod): Add cast to enum type.
21102 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21103 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21104 (based_loc_descr): Likewise.
21105 (loc_descriptor_from_tree_1): Change first_op and second_op to
21106 enum dwarf_location_atom. Add cast to enum type.
21107 * expmed.c (init_expmed): Change 0 to SET in function call.
21108 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21109 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21110 (do_store_flag): Likewise.
21111 * fixed-value.h (struct fixed_value): Change mode to enum
21113 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21114 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21116 (insert_insn_decl, insert_decl, insert_state): Likewise.
21117 (automata_list_finish): Likewise.
21118 * genrecog.c (process_define_predicate): Add cast to enum type.
21119 * gensupport.c (init_predicate_table): Add cast to enum type.
21120 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21122 (gimple_build_call_1, gimple_build_label): Likewise.
21123 (gimple_build_goto, gimple_build_asm_1): Likewise.
21124 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21125 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21126 (enum fallback): Rename from enum fallback_t.
21127 (fallback_t): Typedef as int.
21128 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21129 GSI_SAME_STMT in function call.
21130 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21132 (setup_reg_class_relations): Likewise.
21133 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21134 (setup_prohibited_class_mode_regs): Add cast to enum type.
21135 (setup_prohibited_mode_move_regs): Likewise.
21136 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21137 (record_address_regs): Change i to enum reg_class.
21138 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21139 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21140 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21141 (GET_MODE_2XWIDER_MODE): Likewise.
21142 (GET_CLASS_NARROWEST_MODE): Likewise.
21143 * omp-low.c (expand_omp_for): Add cast to enum type.
21144 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21145 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21146 * postreload.c (reload_cse_simplify_operands): Change rclass local
21148 * predict.c (combine_predictions_for_insn): Change best_predictor
21149 and predictor to enum br_predictor.
21150 (combine_predictions_for_bb): Likewise.
21151 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21152 use SET_PREDICT_EXPR_OUTCOME.
21153 * real.c (real_arithmetic): Change icode to code in function call.
21154 * reginfo.c (init_move_cost): Add casts to enum type.
21155 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21156 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21158 * reload.c (find_valid_class): Add casts to enum type.
21159 (push_reload): Change 0 to NO_REGS in function call.
21160 (find_reloads): Change this_alternative to array of enum
21161 reg_class. Remove some now-unnecessary casts.
21162 (make_memloc): Change 0 to VOIDmode in function call.
21163 * reload1.c (reload): Change 0 to VOIDmode in function call.
21164 (eliminate_regs_1, elimination_effects): Likewise.
21165 (eliminate_regs_in_insn): Likewise.
21166 (emit_input_reload_insns): Add cast to enum type.
21167 (delete_output_reload): Change 0 to VOIDmode in function call.
21168 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21169 to enum type in function call.
21170 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21171 (SET_PREDICT_EXPR_OUTCOME): Define.
21172 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21173 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21174 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21175 (dump_function): Likewise.
21176 * tree-dump.h: Update declarations.
21177 * tree-pass.h: Update declarations.
21178 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21179 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21181 (arm_rtx_costs_1): Correct parenthesization.
21182 (arm_rtx_costs): Add casts to enum type.
21183 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21184 (vfp_emit_fstmd): Use add_rg_note.
21185 (emit_multi_reg_push, emit_sfm): Likewise.
21186 (thumb_set_frame_pointer): Likewise.
21187 (arm_expand_prologue): Likewise.
21188 (arm_regno_class): Change return type to enum reg_class.
21189 (thumb1_expand_prologue): Use add_reg_note.
21190 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21191 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21193 * config/arm/gentune.sh: Add cast to enum type.
21194 * config/arm/arm-tune.md: Rebuild.
21195 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21196 (ix86_split_fp_branch, predict_jump): Likewise.
21197 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21198 insn_code to enum rtx_code.
21199 (ix86_builtin_vectorized_function): Add cast to enum type.
21200 * config/i386/i386.md (truncdfsf2): Change slot to enum
21202 (truncxf<mode>2, isinf<mode>2): Likewise.
21203 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21205 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21206 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21207 (insert_bundle_state): Change 1 to INSERT in function call.
21208 (ia64_add_bundle_selector_before): Likewise.
21209 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21210 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21211 (restore_stack_nonlocal): Likewise.
21212 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21214 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21216 (mips_rtx_costs): Likewise.
21217 (mips_override_options): Add casts to enum type.
21218 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21220 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21221 (store_reg, set_reg_plus_d): Likewise.
21222 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21223 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21225 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21227 (emit_unlikely_jump): Use add_reg_note.
21228 (rs6000_emit_allocate_stack): Likewise.
21229 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21230 (output_toc): Change 1 to INSERT in function call.
21231 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21232 (rs6000_initialize_trampoline): Likewise.
21233 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21235 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21236 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21237 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21238 (save_gprs): Use add_reg_note.
21239 (s390_emit_prologue): Likewise.
21240 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21241 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21242 (sparc_fold_builtin): Add cast to enum type.
21243 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21245 (spu_expand_prologue): Use add_reg_note.
21246 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21248 2009-04-20 Ian Lance Taylor <iant@google.com>
21250 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21251 (c_parser_postfix_expression_after_primary): Get VEC for list of
21252 arguments. Get original types of arguments. Call
21253 build_function_call_vec.
21254 (cached_expr_list_1, cached_expr_list_2): New static variables.
21255 (c_parser_expr_list): Change return type to VEC *. Add
21256 p_orig_types parameter. Change all callers.
21257 (c_parser_release_expr): New static function.
21258 (c_parser_vec_to_tree_list): New static function.
21259 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21260 call build_function_call_vec.
21261 (build_function_call_vec): New function, based on old
21262 build_function_call.
21263 (convert_arguments): Remove nargs and argarray parameters. Change
21264 values to a VEC. Add origtypes parameter.
21265 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21266 (convert_for_assignment): Add origtype parameter. Change all
21267 callers. If warn_cxx_compat, check for conversion to an enum
21268 type when calling a function.
21269 (store_init_value): Add origtype parameter. Change all callers.
21270 (digest_init): Likewise.
21271 (struct init_node): Add origtype field.
21272 (add_pending_init): Add origtype parameter. Change all callers.
21273 (output_init_element): Likewise.
21274 (output_pending_init_elements): Pass origtype from init_node to
21275 output_init_element.
21276 (process_init_element): Pass origtype from c_expr to
21277 output_init_element.
21278 (c_finish_return): Add origtype parameter. Change all callers.
21279 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21281 (sync_resolve_params): Likewise.
21282 (sync_resolve_return): Change params to first_param. Change caller.
21283 (resolve_overloaded_builtins): Change params to VEC *. Change
21284 callers. Save first parameter around call to build_function_call_vec.
21285 * c-decl.c (finish_decl): Add origtype parameter. Change all
21286 callers. Call build_function_call_vec rather than
21287 build_function_call for cleanup.
21288 * c-tree.h: Update declarations.
21289 * c-common.h: Update declarations.
21290 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21291 params to first_param.
21292 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21293 params parameter from tree to void *.
21294 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21295 Change arglist parameter to have type void *, and to be a pointer
21297 * config/rs6000/rs6000-protos.h
21298 (altivec_resolve_overloaded_builtin): Update declaration.
21299 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21300 fnargs parameter to have type void *, and to be a pointer to a
21301 VEC. Call build_function_call_vec instead of
21302 build_function_call.
21303 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21305 2009-04-20 Joey Ye <joey.ye@intel.com>
21306 Xuepeng Guo <xuepeng.guo@intel.com>
21307 H.J. Lu <hongjiu.lu@intel.com>
21309 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21311 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21312 (IX86_LEA_PRIORITY): Likewise.
21313 (distance_non_agu_define): New function.
21314 (distance_agu_use): Likewise.
21315 (ix86_lea_for_add_ok): Likewise.
21316 (ix86_dep_by_shift_count): Likewise.
21318 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21319 should split for LEA.
21321 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21323 (ix86_dep_by_shift_count): Likewise.
21325 2009-04-20 Richard Guenther <rguenther@suse.de>
21327 * expr.c (handled_component_p): Move ...
21328 * tree.h (handled_component_p): ... here.
21329 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21330 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21331 and REALPART_EXPR to be in one group.
21333 2009-04-20 Richard Guenther <rguenther@suse.de>
21335 * basic-block.h (get_all_dominated_blocks): Declare.
21336 * dominance.c (get_all_dominated_blocks): New function.
21337 * tree-cfg.c (get_all_dominated_blocks): Remove.
21338 (remove_edge_and_dominated_blocks): Adjust.
21339 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21340 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21341 instead of recursing.
21343 2009-04-20 Doug Kwan <dougkwan@google.com>
21345 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21346 (struct cgraph_node_set_def): New type.
21347 (cgraph_node_set) New type. Also declare vector functions.
21348 (struct cgraph_node_set_element_def): New type.
21349 (cgraph_node_set_element): Ditto.
21350 (cgraph_node_set_iterator): New iterator type.
21351 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21352 cgraph_node_set_remove, dump_cgraph_node_set,
21353 debug_cgraph_node_set): New prototypes.
21354 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21355 cgraph_node_set_size): New inlines.
21356 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21357 including cgraph.h.
21358 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21359 argument to function 'write_summary'.
21360 * ipa.c: Include ggc.h.
21361 (hash_cgraph_node_set_element,
21362 eq_cgraph_node_set_element, cgraph_node_set_new,
21363 cgraph_node_set_add, cgraph_node_set_remove,
21364 cgraph_node_set_find, dump_cgraph_node_set,
21365 debug_cgraph_node_set): New functions.
21366 * Makefile.in (ipa.o): Add dependency on GGC_H.
21368 2009-04-20 Ira Rosen <irar@il.ibm.com>
21370 PR tree-optimization/39675
21371 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21372 check of the return code of vect_schedule_slp. Check that
21373 stmt_vec_info still exists for the statement, before checking its
21374 vectorization type.
21376 2009-04-20 Michael Matz <matz@suse.de>
21378 * Makefile.in (generated_files): Take out $(simple_generated_c).
21380 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21382 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21383 (UINTPTR_TYPE): Likewise.
21385 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21388 * c-typeck.c (digest_init): Check for initializing an array with a
21391 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21394 * c-semantics.c (pop_stmt_list): Propagate
21395 STATEMENT_LIST_HAS_LABEL to parent statement list.
21397 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21399 * config/mips/mips.h (mips_tune_attr): New macro.
21400 * config/mips/mips.md (cpu): Use it.
21402 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21405 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21408 2009-04-19 Diego Novillo <dnovillo@google.com>
21410 * toplev.c (compile_file): Move call to coverage_finish ...
21411 * cgraphunit.c (ipa_passes): ... here.
21412 Call cgraph_process_new_functions.
21413 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21414 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21416 2009-04-19 Jan Hubicka <jh@suse.cz>
21418 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21420 (dump_cgraph_node): Dump can throw external flag.
21421 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21423 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21427 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21428 * common.opt (Wlogical-op): Move from here...
21429 * c.opt (Wlogical-op): ... to here.
21430 * c-typeck.c (parser_build_binary_op): Update call to
21431 warn_logical_operator.
21432 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21434 * c-common.c (warn_logical_op): Update.
21435 * c-common.h (warn_logical_op): Update declaration.
21437 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21439 * tree.c (protected_set_expr_location): Fix formatting.
21441 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21444 * c-typeck.c (readonly_warning): new.
21445 (build_unary_op, build_modify_expr): Use readonly_warning for
21446 storing into something readonly but not const-qualified.
21448 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21451 * c-typeck.c (build_unary_op): Check for taking address of
21452 expression of type void.
21454 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21457 * c-typeck.c (build_function_call): Check for calling a function
21458 with qualified void return types. Call require_complete_type when
21461 2009-04-18 Jan Hubicka <jh@suse.cz>
21463 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21465 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21466 can_throw_external flag.
21467 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21468 * ipa-pure-const.c (ignore_edge): New function.
21469 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21470 only over can_throw_external edges.
21471 (local_pure_const): Add nothrow flag.
21472 * ipa-utils.c (searchc): Add ignore_edge callback.
21473 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21474 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21475 (set_nothrow_function_flags): Update cgraph.
21476 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21478 2009-04-18 Richard Guenther <rguenther@suse.de>
21480 PR middle-end/39804
21481 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21482 (fold_stmt): ... this and ...
21483 (fold_stmt_inplace): ... this.
21484 (fold_stmt_1): Fold references in calls and asms.
21485 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21487 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21489 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21490 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21492 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21494 * tree.c (function_args_count): Remove.
21495 * tree.h: Remove the prototype for function_args_count.
21497 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21499 * tree-iterator.c (expr_only): Remove.
21500 * tree.h: Remove the prototype for expr_only.
21502 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21504 * reginfo.c (cannot_change_mode_set_regs): Remove.
21505 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21507 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21509 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21510 whether operands 0 and 1 overlaps.
21512 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21514 PR middle-end/36902
21515 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21516 pointer. Use warning_at instead of warning.
21517 (search_for_addr_array): Likewise.
21518 (check_array_bounds): Likewise.
21519 (check_all_array_refs): Check that the incoming edge is not in the
21520 list of edges to be removed.
21521 (check_all_array_refs): Avoid the temporal pointer.
21522 (vrp_visit_cond_stmt): Fix typo.
21523 (simplify_switch_using_ranges): Handle the case where the switch
21524 index is an integer constant.
21526 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21528 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21530 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21532 * doc/extend.texi, doc/invoke.texi: Fix typos.
21534 2009-04-17 Cary Coutant <ccoutant@google.com>
21536 * tree-flow-inline.h (get_lineno): Fix inverted test.
21538 2009-04-17 Diego Novillo <dnovillo@google.com>
21540 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21541 assertion for AVAIL_OUT.
21543 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21546 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21547 * config/sh/linux-atomic.asm: Likewise.
21549 2009-04-17 Diego Novillo <dnovillo@google.com>
21551 * except.c (debug_eh_tree): New.
21552 (struct eh_region, struct eh_status): Move ...
21553 * except.h: ... here.
21554 (add_type_for_runtime): Declare extern.
21555 (lookup_type_for_runtime): Likewise.
21556 (debug_eh_tree): Declare.
21557 * Makefile.in (GTFILES): List except.h before except.c
21559 2009-04-17 Diego Novillo <dnovillo@google.com>
21561 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21562 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21563 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21564 (find_vars_r): ... here.
21565 * tree-flow.h (find_referenced_vars_in): Declare.
21566 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21567 that AVAIL_OUT exists for BLOCK.
21568 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21569 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21570 (tree-parloops.o): Likewise.
21572 2009-04-17 Simon Baldwin <simonb@google.com>
21574 * toplev.c (default_tree_printer): Add handling for %E format.
21576 2009-04-17 Diego Novillo <dnovillo@google.com>
21578 * tree-pretty-print.c (dump_generic_node): Add break after
21579 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21580 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21581 FUNCTION_TYPE together. Call print_struct_decl when printing
21582 structures and TDF_SLIM is not given.
21583 (print_struct_decl): Fix logic for detecting recursion.
21585 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21588 * gcc.c (create_at_file): New.
21589 (compile_input_file_p): New.
21590 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21591 * main.c (main): Update call to toplev_main.
21592 * toplev.c (toplev_main): Change signature. Call expandargv.
21593 * toplev.h (toplev_main): Change signature.
21595 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21597 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21598 if the latter is not constant.
21600 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21602 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21604 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21606 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21607 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21609 2009-04-17 Richard Guenther <rguenther@suse.de>
21611 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21612 Handle component references view-converting an invariant address.
21614 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21616 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21617 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21618 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21619 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21620 Use @deftypevr rather than @deftypevar.
21622 2009-04-17 Richard Guenther <rguenther@suse.de>
21624 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21625 (get_prop_source_stmt): Likewise.
21626 (can_propagate_from): Likewise.
21628 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21630 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21631 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21632 (--with-multilib-list): Add default value.
21633 * configure: Regenerate.
21634 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21635 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21636 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21637 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21638 Don't add default cpu to multilib list unnecessarily, but do enable
21639 the relevant compiler option..
21640 Add support for --with-multilib-list=<blank> and
21641 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21642 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21643 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21644 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21645 TM_MULTILIB_CONFIG.
21646 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21647 (MULTILIB_OSDIRNAMES): New variable.
21648 * config/sh/t-1e: Delete file.
21649 * config/sh/t-mlib-sh1: Delete file.
21650 * config/sh/t-mlib-sh2: Delete file.
21651 * config/sh/t-mlib-sh2a: Delete file.
21652 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21653 * config/sh/t-mlib-sh2a-single: Delete file.
21654 * config/sh/t-mlib-sh2a-single-only: Delete file.
21655 * config/sh/t-mlib-sh2e: Delete file.
21656 * config/sh/t-mlib-sh3e: Delete file.
21657 * config/sh/t-mlib-sh4: Delete file.
21658 * config/sh/t-mlib-sh4-nofpu: Delete file.
21659 * config/sh/t-mlib-sh4-single: Delete file.
21660 * config/sh/t-mlib-sh4-single-only: Delete file.
21661 * config/sh/t-mlib-sh4a: Delete file.
21662 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21663 * config/sh/t-mlib-sh4a-single: Delete file.
21664 * config/sh/t-mlib-sh4a-single-only: Delete file.
21665 * config/sh/t-mlib-sh4al: Delete file.
21666 * config/sh/t-mlib-sh5-32media: Delete file.
21667 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21668 * config/sh/t-mlib-sh5-64media: Delete file.
21669 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21670 * config/sh/t-mlib-sh5-compact: Delete file.
21671 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21672 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21673 * doc/install.texi (Options specification): Add
21674 --with-multilib-list and --with-endian.
21676 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21678 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21680 (OBJS-common): Add plugin-version.o.
21681 (plugin-version.o): New.
21682 * gcc-plugin.h (plugin_gcc_version): New.
21683 (plugin_default_version_check): New.
21684 (plugin_init_func, plugin_init): Add version argument.
21685 * plugin-version.c: New.
21686 * plugin.c (str_plugin_gcc_version_name): New.
21687 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21688 pass it to the init function.
21689 (plugin_default_version_check): New.
21691 2009-04-17 Richard Guenther <rguenther@suse.de>
21693 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21694 for decl-vs-decl disambiguation.
21696 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21698 * config/s390/s390.h (s390_tune_attr): New macro definition.
21699 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21701 2009-04-17 Richard Guenther <rguenther@suse.de>
21703 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21704 (fold_stmt_r): Likewise.
21705 (maybe_fold_reference): New function.
21706 (fold_gimple_assign): Handle cases fold_stmt_r did.
21707 (fold_stmt): Do not use fold_stmt_r.
21708 (fold_stmt_inplace): Likewise.
21710 2009-04-17 Richard Guenther <rguenther@suse.de>
21712 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21713 (record_equivalences_from_stmt): Remove useless checks and
21715 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21716 the type is already suitable.
21718 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21720 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21722 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21724 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21725 (CMPtype): Define as __gcc_CMPtype.
21727 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21729 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21730 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21732 2009-04-17 Richard Guenther <rguenther@suse.de>
21734 PR tree-optimization/39746
21735 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21736 special-casing for builtins and static variable use/def.
21737 (call_may_clobber_ref_p_1): Likewise.
21739 2009-04-16 Ian Lance Taylor <iant@google.com>
21741 * df.h: Include "timevar.h".
21742 (struct df_problem): Change tv_id field to timevar_id_t.
21743 * tree-pass.h: Include "timevar.h".
21744 (struct opt_pass): Change tv_id field to timevar_id_t.
21745 * timevar.h (timevar_id_t): Define TV_NONE.
21746 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21747 TV_NONE rather than tv_id != 0.
21748 (execute_one_pass): Likewise.
21749 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21750 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21751 dependencies to $(TREE_PASS_H).
21752 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21754 (pass_branch_target_load_optimize2): Likewise.
21755 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21756 (pass_outof_cfg_layout_mode): Likewise.
21757 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21758 (pass_rebuild_cgraph_edges): Likewise.
21759 (pass_remove_cgraph_callee_edges): Likewise.
21760 * df-core.c (pass_df_initialize_opt): Likewise.
21761 (pass_df_initialize_no_opt): Likewise.
21762 (pass_df_finish): Likewise.
21763 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21764 * except.c (pass_set_nothrow_function_flags): Likewise.
21765 (pass_convert_to_eh_region_ranges): Likewise.
21766 * final.c (pass_compute_alignments): Likewise.
21767 * function.c (pass_instantiate_virtual_regs): Likewise.
21768 (pass_init_function): Likewise.
21769 (pass_leaf_regs): Likewise.
21770 (pass_match_asm_constraints): Likewise.
21771 * gimple-low.c (pass_lower_cf): Likewise.
21772 (pass_mark_used_blocks): Likewise.
21773 * init-regs.c (pass_initialize_regs): Likewise.
21774 * integrate.c (pass_initial_value_sets): Likewise.
21775 * ira.c (pass_ira): Likewise.
21776 * jump.c (pass_cleanup_barriers): Likewise.
21777 * omp-low.c (pass_expand_omp): Likewise.
21778 (pass_lower_omp): Likewise.
21779 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21780 * recog.c (pass_split_all_insns): Likewise.
21781 (pass_split_after_reload): Likewise.
21782 (pass_split_before_regstack): Likewise.
21783 (pass_split_before_sched2): Likewise.
21784 (pass_split_for_shorten_branches): Likewise.
21785 * reginfo.c (pass_reginfo_init): Likewise.
21786 (pass_subregs_of_mode_init): Likewise.
21787 (pass_subregs_of_mode_finish): Likewise.
21788 * passes.c (pass_postreload): Likewise.
21789 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21790 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21791 (pass_warn_function_return): Likewise.
21792 (pass_warn_function_noreturn): Likewise.
21793 * tree-complex.c (pass_lower_complex): Likewise.
21794 (pass_lower_complex_O0): Likewise.
21795 * tree-if-conv.c (pass_if_conversion): Likewise.
21796 * tree-into-ssa.c (pass_build_ssa): Likewise.
21797 * tree-mudflap.c (pass_mudflap_1): Likewise.
21798 (pass_mudflap_2): Likewise.
21799 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21800 (pass_mudflap_2): Likewise.
21801 * tree-nrv.c (pass_return_slot): Likewise.
21802 * tree-object-size.c (pass_object_sizes): Likewise.
21803 * tree-optimize.c (pass_all_optimizations): Likewise.
21804 (pass_early_local_passes): Likewise.
21805 (pass_all_early_optimizations): Likewise.
21806 (pass_cleanup_cfg): Likewise.
21807 (pass_cleanup_cfg_post_optimizing): Likewise.
21808 (pass_free_datastructures): Likewise.
21809 (pass_free_cfg_annotations): Likewise.
21810 (pass_fixup_cfg): Likewise.
21811 (pass_init_datastructures): Likewise.
21812 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21813 (pass_late_warn_uninitialized): Likewise.
21814 (pass_update_address_taken): Likewise.
21815 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21816 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21817 (pass_cse_sincos): Likewise.
21818 (pass_convert_to_rsqrt): Likewise.
21819 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21820 * tree-stdarg.c (pass_stdarg): Likewise.
21821 * tree-tailcall.c (pass_tail_recursion): Likewise.
21822 (pass_tail_calls): Likewise.
21823 * tree-vect-generic.c (pass_lower_vector): Likewise.
21824 (pass_lower_vector_ssa): Likewise.
21825 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21827 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21829 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21831 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21833 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21834 logical and signext.
21836 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21839 * config/sh/predicates.md (arith_operand): Check if the operand
21840 of TRUNCATE is a REG.
21842 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21844 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21845 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21847 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21849 * tree-iterator.c (tsi_split_statement_list_after,
21850 tsi_split_statement_list_before): Remove.
21851 * tree-iterator.h: Remove the prototypes for
21852 tsi_split_statement_list_after and tsi_split_statement_list_before.
21854 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21856 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21857 * tree-ssa-propagate.h: Remove the prototype for
21858 stmt_makes_single_load.
21860 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21862 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21863 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21865 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21867 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21869 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21871 * except.c (eh_region_outer_p): Remove.
21872 * except.h: Remove the prototype for eh_region_outer_p.
21874 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21876 * function.c (current_function_assembler_name): Remove.
21877 * function.h: Remove the prototype for
21878 current_function_assembler_name.
21880 2009-04-16 Ian Lance Taylor <iant@google.com>
21882 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21883 (add_reg_note): Call alloc_reg_note.
21884 * rtl.h (alloc_reg_note): Declare.
21885 * combine.c (try_combine): Use alloc_reg_note.
21886 (recog_for_combine, move_deaths): Likewise.
21887 (distribute_notes): Use alloc_reg_note and add_reg_note.
21888 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21889 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21890 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21892 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21894 PR rtl-optimization/39762
21895 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21896 ira_may_move_out_cost): Add comments about way of their usage.
21897 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21899 * ira-conflicts.c (process_regs_for_copy): Use function
21900 ira_get_register_move_cost instead of global
21901 ira_register_move_cost.
21903 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21904 color_pass, move_spill_restore, update_curr_costs): Ditto.
21906 * ira-lives.c (process_single_reg_class_operands): Ditto.
21908 * ira-emit.c (emit_move_list): Ditto.
21910 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21911 (record_reg_classes): Ditto. Use functions
21912 ira_get_register_move_cost and ira_get_may_move_cost instead of
21913 global vars ira_register_move_cost, ira_may_move_out_cost and
21914 ira_may_move_in_cost.
21915 (record_address_regs): Don't call ira_init_register_move_cost.
21916 Use function ira_get_may_move_cost instead of global
21917 ira_may_move_in_cost.
21918 (process_bb_node_for_hard_reg_moves): Use function
21919 ira_get_register_move_cost instead of global ira_register_move_cost.
21920 (ira_costs): Don't call ira_init_register_move_cost.
21922 2009-04-16 Richard Guenther <rguenther@suse.de>
21924 * tree-cfg.c (verify_gimple_assign_binary):
21925 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21926 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21927 (create_general_new_stmt): Note that this function is broken.
21929 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21931 * common.opt (fhelp): Add Var(help_flag).
21932 * gcc-plugin.h (plugin_info): Add help.
21933 * plugin.c (plugin_name_args): Add help.
21934 (register_plugin_info): Set plugin->help.
21935 (print_help_one_plugin): New.
21936 (print_plugins_help): New.
21937 * plugin.h (print_plugins_help): New.
21938 * toplev.c (toplev_main): Call print_plugins_help if needed.
21940 2009-04-16 Richard Guenther <rguenther@suse.de>
21942 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21943 (gimple_ior_addresses_taken_1): New function.
21944 (gimple_ior_addresses_taken): Likewise.
21945 * gimple.h (struct gimple_statement_with_ops_base): Remove
21946 addresses_taken member.
21947 (gimple_ior_addresses_taken): Declare.
21948 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21949 gimple_set_addresses_taken): Remove.
21950 * ipa-reference.c (mark_address): New function.
21951 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21952 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21953 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21954 (gimple_add_to_addresses_taken): Remove.
21955 (get_tmr_operands): Call mark_address_taken.
21956 (get_asm_expr_operands): Likewise.
21957 (get_expr_operands): Likewise.
21958 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21959 (free_stmt_operands): Do not free it.
21960 * tree-ssa.c (delete_tree_ssa): Likewise.
21961 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21963 2009-04-16 Richard Guenther <rguenther@suse.de>
21965 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21966 (walk_stmt_load_store_ops): Likewise.
21967 * gimple.c (get_base_loadstore): New function.
21968 (walk_stmt_load_store_addr_ops): Likewise.
21969 (walk_stmt_load_store_ops): Likewise.
21970 * ipa-pure-const.c (check_op): Simplify.
21971 (check_load, check_store): New functions.
21972 (check_stmt): Use walk_stmt_load_store_ops.
21973 * ipa-reference.c (mark_load): Adjust signature.
21974 (mark_store): Likewise.
21975 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21977 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21979 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21980 (plugin_info): New.
21981 * opts.c (common_handle_option): Don't call print_version.
21982 * plugin.c (plugin_name_args): Add version.
21983 (register_plugin_info): New.
21984 (register_callback): Handle PLUGIN_INFO.
21985 (try_init_one_plugin): New.
21986 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21988 (finalize_one_plugin): New.
21989 (finalize_plugins): New.
21990 (print_one_plugin): New.
21991 (print_plugins_versions): New.
21992 * plugin.h (print_plugins_versions): New.
21993 (finalize_plugins): New.
21994 * toplev.c (compile_file): Don't call initialize_plugins.
21995 (print_version): Call print_plugins_versions.
21996 (toplev_main): Call initialize_plugins. Print version if needed.
21997 Call finalize_plugins.
21999 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22001 * common.opt (fversion): New.
22002 * gcc.c (print_version): New.
22003 (process_command): Don't print the version. Just set print_version.
22004 (main): Print version. Call subprocesses if print_version and
22005 verbose_flag are set.
22006 * opts.c (common_handle_option): Handle OPT_fversion.
22008 2009-04-16 Richard Guenther <rguenther@suse.de>
22009 Ira Rosen <irar@il.ibm.com>
22011 PR tree-optimization/39698
22012 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22013 type of the reduction variable. Only generate the def if
22016 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22017 make sure to first convert to an integer of the same precision.
22018 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22019 the type of the evolution correctly in computing the new
22020 induction variable base.
22022 2009-04-16 Richard Guenther <rguenther@suse.de>
22024 PR middle-end/39625
22025 * tree-cfg.c (make_blocks): Split statements with to-be
22026 abnormal SSA names on the lhs.
22028 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22030 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22031 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22032 * c-typeck.c (really_start_incremental_init): Likewise.
22033 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22034 (TARGET_INITIALIZER): Remove it.
22035 * target.h (struct target): Remove vector_opaque_p.
22036 * tree.c (build_opaque_vector_type): New.
22037 * tree.h (TYPE_VECTOR_OPAQUE): New.
22038 (build_opaque_vector_type): Declare.
22039 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22040 * config/rs6000/rs6000.c (build_opaque_vector_type,
22041 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22042 (rs6000_init_builtins): Use build_opaque_vector_type for
22043 opaque_V4SI_type_node.
22045 2009-04-15 Catherine Moore <clm@codesourcery.com>
22047 * debug.h (set_name): Declare.
22048 * dwarf2out.c (dwarf2out_set_name): Declare.
22049 (dwarf2_debug_hooks): Add set_name.
22050 (find_AT_string): New.
22051 (add_AT_string): Call find_AT_string.
22052 (dwarf2out_set_name): New.
22053 * cp/decl.c (grokdeclarator): Call set_name.
22054 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22055 * debug.c (do_nothing_debug_hooks): Likewise.
22056 * dbxout.c (dbx_debug_hooks): Likewise.
22057 * sdbout.c (sdb_debug_hooks): Likewise.
22059 2009-04-15 Michael Eager <eager@eagercon.com>
22061 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22062 reg for single-precision FPU.
22063 * config/rs6000/rs6000.md (movsi_internal1): Only for
22064 !TARGET_SINGLE_FPU.
22065 (movsi_internal1_single): New. Add pattern to move SI values to/from
22066 single-precision FP regs.
22068 2009-04-15 Richard Guenther <rguenther@suse.de>
22070 * omp-low.c (lower_rec_input_clauses): Build correct address
22072 (expand_omp_for_generic): Fix multiplication type.
22073 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22074 (generate_memset_zero): Fix types.
22075 * tree-profile.c (prepare_instrumented_value): Correctly
22078 2009-04-15 Ian Lance Taylor <iant@google.com>
22080 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22081 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22082 for -Wall and for -Wc++-compat.
22083 (c_common_post_options): For C++, set warn_enum_compare if not
22085 * c-tree.h (struct c_expr): Add field original_type.
22086 (build_external_ref): Update declaration.
22087 * c-parser.c (c_parser_braced_init): Set original_type.
22088 (c_parser_initelt): Likewise.
22089 (c_parser_expr_no_commas): Likewise.
22090 (c_parser_conditional_expression): Likewise.
22091 (c_parser_cast_expression): Likewise.
22092 (c_parser_unary_expression): Likewise. Pull setting of
22093 original_code to top of function.
22094 (c_parser_sizeof_expression): Set original_type.
22095 (c_parser_alignof_expression): Likewise.
22096 (c_parser_postfix_expression): Likewise. Pull setting of
22097 original_code to top of function.
22098 (c_parser_postfix_expression_after_paren_type): Set original_type.
22099 (c_parser_postfix_expression_after_primary): Likewise.
22100 (c_parser_expression): Likewise.
22101 * c-typeck.c (build_external_ref): Add type parameter. Change all
22103 (c_expr_sizeof_expr): Set original_type field.
22104 (parser_build_unary_op): Likewise.
22105 (parser_build_binary_op): Likewise. Optionally warn about
22106 comparisons of enums of different types.
22107 (digest_init): Set original_type field.
22108 (really_start_incremental_init): Likewise.
22109 (push_init_level, pop_init_level): Likewise.
22110 * doc/invoke.texi (Warning Options): -Wenum-compare now
22113 2009-04-15 Richard Guenther <rguenther@suse.de>
22115 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22116 out a necessary conversion.
22117 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22118 names we didn't value number.
22119 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22121 2009-04-15 Richard Guenther <rguenther@suse.de>
22123 PR tree-optimization/39764
22124 * tree-ssa-ccp.c (get_value): Canonicalize value with
22125 canonicalize_float_value.
22127 2009-04-15 Jan Hubicka <jh@suse.cz>
22129 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22130 Wrong version of patch.
22132 2009-04-15 Jan Hubicka <jh@suse.cz>
22134 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22136 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22138 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22139 our distinct integral and vector types.
22141 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22143 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22144 * init.c (build_vtbl_address): Remove call to assemble_external.
22146 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22148 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22149 output for other floating point modes.
22151 2009-04-14 Diego Novillo <dnovillo@google.com>
22153 * diagnostic.c (diagnostic_report_diagnostic): Do not
22154 warn about loaded plugins for DK_ERROR and DK_WARNING.
22155 * c-decl.c (declspecs_add_type): Move call to
22156 invoke_plugin_callbacks ...
22157 * c-parser.c (c_parser_declspecs): ... here.
22158 * plugin.c (dump_active_plugins): Tidy output.
22160 2009-04-14 Diego Novillo <dnovillo@google.com>
22161 Le-Chun Wu <lcwu@google.com>
22163 * configure.ac: Add --enable-plugin support.
22164 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22165 * Makefile.in (PLUGIN_H): Define.
22166 Export ENABLE_PLUGIN and GMPINC to site.exp.
22167 Add PLUGINLIBS to link command.
22168 Add/modify dependencies for plugin.o and files including plugin.h.
22170 * config.in: Regenerate.
22172 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22175 2009-04-14 Le-Chun Wu <lcwu@google.com>
22177 * tree-pass.h (register_one_dump_file): Add a prototype for
22178 register_one_dump_file.
22179 * toplev.c (compile_file): Call initialize_plugins.
22180 (do_compile): Call invoke_plugin_callbacks.
22181 (toplev_main): Call invoke_plugin_callbacks.
22182 * common.opt: Add -fplugin= and -fplugin-arg-.
22183 * gcc-plugin.h: New public header file for plugins to include.
22184 * plugin.c: New source file.
22185 * plugin.h: New internal header file.
22186 * passes.c (register_one_dump_file): Make it external.
22188 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22190 2009-04-14 Diego Novillo <dnovillo@google.com>
22192 * doc/plugins.texi: New.
22193 * doc/gccint.texi: Add reference to Plugins chapter.
22194 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22195 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22196 loaded plugins, if any.
22197 * timevar.def (TV_PLUGIN_INIT): Define.
22198 (TV_PLUGIN_RUN): Define.
22199 * plugin.c: Include timevar.h
22200 (plugins_active_p): New.
22201 (dump_active_plugins): New.
22202 (debug_active_plugins): New.
22204 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22206 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22208 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22210 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22212 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22213 the same as a minus without a shift.
22215 2009-04-14 Nick Clifton <nickc@redhat.com>
22217 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22218 comparisons with small integers will always produce a short
22221 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22224 2008-12-19 Diego Novillo <dnovillo@google.com>
22226 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22228 2009-04-14 Richard Guenther <rguenther@suse.de>
22230 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22232 (verify_gimple_assign_binary): Likewise. Handle shifts and
22234 (verify_gimple_phi): Print the mismatched argument position.
22235 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22237 (vect_update_init_of_dr): Likewise.
22238 * matrix-reorg.c (transform_access_sites): Do what the
22240 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22242 2009-04-13 Michael Eager <eager@eagercon.com>
22244 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22245 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22246 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22247 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22248 remove duplicate config
22250 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22252 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22253 file_name:line_number type locator of the call site.
22255 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22257 * genautomata.c: Put blank after comma.
22258 (automaton_decls): New.
22259 (struct unit_usage): Add comments to member next.
22260 (store_alt_unit_usage): Keep the list ordered.
22261 (unit_present_on_list_p, equal_alternatives_p): New.
22262 (check_regexp_units_distribution): Check units distribution
22263 correctness correctly.
22264 (main): Don't write automata if error is found. Return correct
22267 * config/m68k/cf.md (cfv4_ds): Remove.
22268 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22269 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22271 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22272 power4-load-ext, power4-store, power4-store-update,
22273 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22274 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22275 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22276 power4-sqrt, power4-isync): Modify reservation to make correct
22277 unit distribution to automata.
22279 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22280 power5-store-update, power5-two, power5-three, power5-lmul,
22281 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22283 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22285 * except.c (pass_set_nothrow_function_flags): Set name and add
22287 (set_nothrow_function_flags): Mention in the dump file when
22288 changing a function to nothrow.
22290 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22293 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22294 instead of unsigned long.
22296 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22298 * config/arm/arm.c (return_used_this_function): Remove.
22299 (arm_output_function_prologue): Remove use of
22300 return_used_this_function.
22301 (output_return_instruction): Replace use of
22302 return_used_this_function
22303 by cfun->machine->return_used_this_function.
22304 (arm_output_epilogue): Likewise.
22305 (arm_output_function_epilogue): Likewise.
22306 (thumb_unexpanded_epilogue): Likewise.
22307 * config/arm/arm.h (struct machine_function):
22308 New member return_used_this_function.
22310 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22312 * doc/install.texi: Correct description of default directory for
22313 --with-gxx-include-dir.
22315 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22317 * fold-const.c (build_range_check): Properly deal with enumeral and
22318 boolean base types.
22320 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22322 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22323 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22324 * params.h (MAX_GCSE_PASSES): Remove.
22325 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22326 in sequence. Remove ability to run multiple passes.
22327 (bypass_jumps): Report run as third CPROP pass.
22329 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22331 PR middle-end/39651
22332 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22333 when deciding whether the whole SEQUENCE can throw.
22335 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22338 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22339 offseted label references.
22341 2009-04-11 Jan Hubicka <jh@suse.cz>
22343 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22345 2009-04-11 Richard Guenther <rguenther@suse.de>
22347 PR middle-end/39732
22348 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22349 return variables as TREE_ADDRESSABLE.
22351 2009-04-11 Richard Guenther <rguenther@suse.de>
22353 PR tree-optimization/39713
22354 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22355 reference trees have SSA_NAME operands.
22357 2009-04-11 Richard Guenther <rguenther@suse.de>
22360 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22361 address expressions.
22363 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22365 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22366 match changes in Cygwin 1.7
22367 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22368 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22370 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22372 PR tree-optimization/39701
22373 * doc/invoke.texi (Optimization Options): Document change in
22374 meaning and initialization of -fdelete-null-pointer-checks.
22376 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22378 PR middle-end/39701
22379 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22381 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22384 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22386 2009-04-10 Chao-ying Fu <fu@mips.com>
22388 * doc/tm.texi (Instruction Output): Document
22389 TARGET_ASM_FINAL_POSTSCAN_INSN.
22390 * target.h (final_postscan_insn): New field in asm_out.
22391 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22392 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22393 * final.c (final_scan_insn): Call
22394 targetm.asm_out.final_postscan_insn after outputting
22395 an asm macro and a normal instruction.
22397 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22398 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22399 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22400 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22401 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22403 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22405 PR middle-end/39701
22406 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22407 variables as non-NULL even with -fdelete-null-pointer-checks.
22409 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22411 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22413 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22416 * config/i386/i386.c (classify_argument): Handle SCmode with
22417 (bit_offset % 64) != 0.
22419 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22421 * doc/invoke.texi (Optimize Options): Add cross-reference to
22422 -Q --help=optimizers examples.
22424 2009-04-10 Ben Elliston <bje@au.ibm.com>
22427 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22428 regalign for the reg == fpr and TDmode case.
22430 2009-04-09 David Ayers <ayers@fsfe.org>
22433 * objc/objc-act.c (warn_with_method): Remove helper function.
22434 (check_duplicates): Call warning and inform directly.
22435 (really_start_method): Likewise.
22437 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22439 * expmed.c (expand_divmod): Always use a comparison for a division
22440 by a large unsigned integer.
22442 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22443 for things others than variables or functions as nonzero.
22445 2009-04-09 Nick Clifton <nickc@redhat.com>
22447 * unwind-compat.c: Change copyright header to refer to version
22448 3 of the GNU General Public License with version 3.1 of the
22449 GCC Runtime Library Exception and to point readers at the
22450 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22451 * config/alpha/crtfastmath.c: Likewise.
22452 * config/alpha/linux-unwind.h: Likewise.
22453 * config/alpha/qrnnd.asm: Likewise.
22454 * config/alpha/vms-crt0-64.c: Likewise.
22455 * config/alpha/vms-crt0.c: Likewise.
22456 * config/alpha/vms-dwarf2.asm: Likewise.
22457 * config/alpha/vms-dwarf2eh.asm: Likewise.
22458 * config/alpha/vms-psxcrt0-64.c: Likewise.
22459 * config/alpha/vms-psxcrt0.c: Likewise.
22460 * config/alpha/vms_tramp.asm: Likewise.
22461 * config/arc/initfini.c: Likewise.
22462 * config/arc/lib1funcs.asm: Likewise.
22463 * config/arm/bpabi-v6m.S: Likewise.
22464 * config/arm/bpabi.S: Likewise.
22465 * config/arm/bpabi.c: Likewise.
22466 * config/arm/crti.asm: Likewise.
22467 * config/arm/crtn.asm: Likewise.
22468 * config/arm/ieee754-df.S: Likewise.
22469 * config/arm/ieee754-sf.S: Likewise.
22470 * config/arm/lib1funcs.asm: Likewise.
22471 * config/arm/libunwind.S: Likewise.
22472 * config/arm/linux-atomic.c: Likewise.
22473 * config/arm/mmintrin.h: Likewise.
22474 * config/arm/pr-support.c: Likewise.
22475 * config/arm/unaligned-funcs.c: Likewise.
22476 * config/arm/unwind-arm.c: Likewise.
22477 * config/arm/unwind-arm.h: Likewise.
22478 * config/avr/libgcc.S: Likewise.
22479 * config/bfin/crti.s: Likewise.
22480 * config/bfin/crtlibid.s: Likewise.
22481 * config/bfin/crtn.s: Likewise.
22482 * config/bfin/lib1funcs.asm: Likewise.
22483 * config/bfin/linux-unwind.h: Likewise.
22484 * config/cris/arit.c: Likewise.
22485 * config/cris/cris_abi_symbol.c: Likewise.
22486 * config/darwin-64.c: Likewise.
22487 * config/darwin-crt2.c: Likewise.
22488 * config/darwin-crt3.c: Likewise.
22489 * config/darwin.h: Likewise.
22490 * config/dbxelf.h: Likewise.
22491 * config/dfp-bit.c: Likewise.
22492 * config/dfp-bit.h: Likewise.
22493 * config/elfos.h: Likewise.
22494 * config/fixed-bit.c: Likewise.
22495 * config/fixed-bit.h: Likewise.
22496 * config/fp-bit.c: Likewise.
22497 * config/fp-bit.h: Likewise.
22498 * config/fr30/crti.asm: Likewise.
22499 * config/fr30/crtn.asm: Likewise.
22500 * config/fr30/lib1funcs.asm: Likewise.
22501 * config/freebsd-spec.h: Likewise.
22502 * config/frv/cmovd.c: Likewise.
22503 * config/frv/cmovh.c: Likewise.
22504 * config/frv/cmovw.c: Likewise.
22505 * config/frv/frvbegin.c: Likewise.
22506 * config/frv/frvend.c: Likewise.
22507 * config/frv/lib1funcs.asm: Likewise.
22508 * config/glibc-stdint.h: Likewise.
22509 * config/h8300/clzhi2.c: Likewise.
22510 * config/h8300/crti.asm: Likewise.
22511 * config/h8300/crtn.asm: Likewise.
22512 * config/h8300/ctzhi2.c: Likewise.
22513 * config/h8300/fixunssfsi.c: Likewise.
22514 * config/h8300/lib1funcs.asm: Likewise.
22515 * config/h8300/parityhi2.c: Likewise.
22516 * config/h8300/popcounthi2.c: Likewise.
22517 * config/i386/ammintrin.h: Likewise.
22518 * config/i386/att.h: Likewise.
22519 * config/i386/avxintrin.h: Likewise.
22520 * config/i386/biarch64.h: Likewise.
22521 * config/i386/bmmintrin.h: Likewise.
22522 * config/i386/cpuid.h: Likewise.
22523 * config/i386/cross-stdarg.h: Likewise.
22524 * config/i386/crtfastmath.c: Likewise.
22525 * config/i386/crtprec.c: Likewise.
22526 * config/i386/cygming-crtbegin.c: Likewise.
22527 * config/i386/cygming-crtend.c: Likewise.
22528 * config/i386/cygwin.asm: Likewise.
22529 * config/i386/emmintrin.h: Likewise.
22530 * config/i386/gmm_malloc.h: Likewise.
22531 * config/i386/gthr-win32.c: Likewise.
22532 * config/i386/i386.h: Likewise.
22533 * config/i386/immintrin.h: Likewise.
22534 * config/i386/linux-unwind.h: Likewise.
22535 * config/i386/linux64.h: Likewise.
22536 * config/i386/mm3dnow.h: Likewise.
22537 * config/i386/mmintrin-common.h: Likewise.
22538 * config/i386/mmintrin.h: Likewise.
22539 * config/i386/nmmintrin.h: Likewise.
22540 * config/i386/pmm_malloc.h: Likewise.
22541 * config/i386/pmmintrin.h: Likewise.
22542 * config/i386/smmintrin.h: Likewise.
22543 * config/i386/sol2-c1.asm: Likewise.
22544 * config/i386/sol2-ci.asm: Likewise.
22545 * config/i386/sol2-cn.asm: Likewise.
22546 * config/i386/sol2-gc1.asm: Likewise.
22547 * config/i386/tmmintrin.h: Likewise.
22548 * config/i386/unix.h: Likewise.
22549 * config/i386/w32-unwind.h: Likewise.
22550 * config/i386/wmmintrin.h: Likewise.
22551 * config/i386/x86-64.h: Likewise.
22552 * config/i386/x86intrin.h: Likewise.
22553 * config/i386/xmmintrin.h: Likewise.
22554 * config/ia64/crtbegin.asm: Likewise.
22555 * config/ia64/crtend.asm: Likewise.
22556 * config/ia64/crtfastmath.c: Likewise.
22557 * config/ia64/crti.asm: Likewise.
22558 * config/ia64/crtn.asm: Likewise.
22559 * config/ia64/fde-glibc.c: Likewise.
22560 * config/ia64/lib1funcs.asm: Likewise.
22561 * config/ia64/linux-unwind.h: Likewise.
22562 * config/ia64/quadlib.c: Likewise.
22563 * config/ia64/unwind-ia64.c: Likewise.
22564 * config/linux.h: Likewise.
22565 * config/m32c/m32c-lib1.S: Likewise.
22566 * config/m32c/m32c-lib2-trapv.c: Likewise.
22567 * config/m32c/m32c-lib2.c: Likewise.
22568 * config/m32r/initfini.c: Likewise.
22569 * config/m68hc11/larith.asm: Likewise.
22570 * config/m68hc11/m68hc11-crt0.S: Likewise.
22571 * config/m68k/cf.md: Likewise.
22572 * config/m68k/crti.s: Likewise.
22573 * config/m68k/crtn.s: Likewise.
22574 * config/m68k/lb1sf68.asm: Likewise.
22575 * config/m68k/linux-unwind.h: Likewise.
22576 * config/mcore/crti.asm: Likewise.
22577 * config/mcore/crtn.asm: Likewise.
22578 * config/mcore/lib1.asm: Likewise.
22579 * config/mips/linux-unwind.h: Likewise.
22580 * config/mips/loongson.h: Likewise.
22581 * config/mips/mips16.S: Likewise.
22582 * config/mmix/crti.asm: Likewise.
22583 * config/mmix/crtn.asm: Likewise.
22584 * config/pa/fptr.c: Likewise.
22585 * config/pa/hpux-unwind.h: Likewise.
22586 * config/pa/lib2funcs.asm: Likewise.
22587 * config/pa/linux-atomic.c: Likewise.
22588 * config/pa/linux-unwind.h: Likewise.
22589 * config/pa/milli64.S: Likewise.
22590 * config/pa/quadlib.c: Likewise.
22591 * config/pa/stublib.c: Likewise.
22592 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22593 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22594 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22595 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22596 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22597 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22598 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22599 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22600 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22601 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22602 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22603 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22604 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22605 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22606 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22607 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22608 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22609 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22610 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22611 * config/rs6000/750cl.h: Likewise.
22612 * config/rs6000/altivec.h: Likewise.
22613 * config/rs6000/biarch64.h: Likewise.
22614 * config/rs6000/crtresfpr.asm: Likewise.
22615 * config/rs6000/crtresgpr.asm: Likewise.
22616 * config/rs6000/crtresxfpr.asm: Likewise.
22617 * config/rs6000/crtresxgpr.asm: Likewise.
22618 * config/rs6000/crtsavfpr.asm: Likewise.
22619 * config/rs6000/crtsavgpr.asm: Likewise.
22620 * config/rs6000/darwin-asm.h: Likewise.
22621 * config/rs6000/darwin-fallback.c: Likewise.
22622 * config/rs6000/darwin-fpsave.asm: Likewise.
22623 * config/rs6000/darwin-ldouble.c: Likewise.
22624 * config/rs6000/darwin-tramp.asm: Likewise.
22625 * config/rs6000/darwin-unwind.h: Likewise.
22626 * config/rs6000/darwin-vecsave.asm: Likewise.
22627 * config/rs6000/darwin-world.asm: Likewise.
22628 * config/rs6000/e500crtres32gpr.asm: Likewise.
22629 * config/rs6000/e500crtres64gpr.asm: Likewise.
22630 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22631 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22632 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22633 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22634 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22635 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22636 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22637 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22638 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22639 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22640 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22641 * config/rs6000/eabi-ci.asm: Likewise.
22642 * config/rs6000/eabi-cn.asm: Likewise.
22643 * config/rs6000/eabi.asm: Likewise.
22644 * config/rs6000/linux-unwind.h: Likewise.
22645 * config/rs6000/linux64.h: Likewise.
22646 * config/rs6000/paired.h: Likewise.
22647 * config/rs6000/paired.md: Likewise.
22648 * config/rs6000/ppc64-fp.c: Likewise.
22649 * config/rs6000/ppu_intrinsics.h: Likewise.
22650 * config/rs6000/rs6000.h: Likewise.
22651 * config/rs6000/si2vmx.h: Likewise.
22652 * config/rs6000/sol-ci.asm: Likewise.
22653 * config/rs6000/sol-cn.asm: Likewise.
22654 * config/rs6000/spe.h: Likewise.
22655 * config/rs6000/spu2vmx.h: Likewise.
22656 * config/rs6000/sysv4.h: Likewise.
22657 * config/rs6000/tramp.asm: Likewise.
22658 * config/rs6000/vec_types.h: Likewise.
22659 * config/s390/linux-unwind.h: Likewise.
22660 * config/s390/tpf-unwind.h: Likewise.
22661 * config/score/crti.asm: Likewise.
22662 * config/score/crtn.asm: Likewise.
22663 * config/sh/crt1.asm: Likewise.
22664 * config/sh/crti.asm: Likewise.
22665 * config/sh/crtn.asm: Likewise.
22666 * config/sh/divtab-sh4-300.c: Likewise.
22667 * config/sh/divtab-sh4.c: Likewise.
22668 * config/sh/divtab.c: Likewise.
22669 * config/sh/lib1funcs-4-300.asm: Likewise.
22670 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22671 * config/sh/lib1funcs.asm: Likewise.
22672 * config/sh/lib1funcs.h: Likewise.
22673 * config/sh/linux-atomic.asm: Likewise.
22674 * config/sh/linux-unwind.h: Likewise.
22675 * config/sh/shmedia.h: Likewise.
22676 * config/sh/sshmedia.h: Likewise.
22677 * config/sh/ushmedia.h: Likewise.
22678 * config/sparc/crtfastmath.c: Likewise.
22679 * config/sparc/linux-unwind.h: Likewise.
22680 * config/sparc/sol2-c1.asm: Likewise.
22681 * config/sparc/sol2-ci.asm: Likewise.
22682 * config/sparc/sol2-cn.asm: Likewise.
22683 * config/spu/divmodti4.c: Likewise.
22684 * config/spu/divv2df3.c: Likewise.
22685 * config/spu/float_disf.c: Likewise.
22686 * config/spu/float_unsdidf.c: Likewise.
22687 * config/spu/float_unsdisf.c: Likewise.
22688 * config/spu/float_unssidf.c: Likewise.
22689 * config/spu/mfc_multi_tag_release.c: Likewise.
22690 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22691 * config/spu/mfc_tag_release.c: Likewise.
22692 * config/spu/mfc_tag_reserve.c: Likewise.
22693 * config/spu/mfc_tag_table.c: Likewise.
22694 * config/spu/multi3.c: Likewise.
22695 * config/spu/spu_internals.h: Likewise.
22696 * config/spu/spu_intrinsics.h: Likewise.
22697 * config/spu/spu_mfcio.h: Likewise.
22698 * config/spu/vec_types.h: Likewise.
22699 * config/spu/vmx2spu.h: Likewise.
22700 * config/stormy16/stormy16-lib2.c: Likewise.
22701 * config/svr4.h: Likewise.
22702 * config/sync.c: Likewise.
22703 * config/v850/lib1funcs.asm: Likewise.
22704 * config/vxlib-tls.c: Likewise.
22705 * config/vxlib.c: Likewise.
22706 * config/vxworks-dummy.h: Likewise.
22707 * config/xtensa/crti.asm: Likewise.
22708 * config/xtensa/crtn.asm: Likewise.
22709 * config/xtensa/ieee754-df.S: Likewise.
22710 * config/xtensa/ieee754-sf.S: Likewise.
22711 * config/xtensa/lib1funcs.asm: Likewise.
22712 * config/xtensa/lib2funcs.S: Likewise.
22713 * config/xtensa/linux-unwind.h: Likewise.
22714 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22715 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22716 * coretypes.h: Likewise.
22717 * crtstuff.c: Likewise.
22718 * defaults.h: Likewise.
22719 * dwarf2.h: Likewise.
22720 * emutls.c: Likewise.
22721 * gbl-ctors.h: Likewise.
22722 * gcov-io.h: Likewise.
22723 * ginclude/float.h: Likewise.
22724 * ginclude/iso646.h: Likewise.
22725 * ginclude/stdarg.h: Likewise.
22726 * ginclude/stdbool.h: Likewise.
22727 * ginclude/stddef.h: Likewise.
22728 * ginclude/stdfix.h: Likewise.
22729 * ginclude/stdint-gcc.h: Likewise.
22730 * ginclude/tgmath.h: Likewise.
22731 * gthr-aix.h: Likewise.
22732 * gthr-dce.h: Likewise.
22733 * gthr-gnat.c: Likewise.
22734 * gthr-gnat.h: Likewise.
22735 * gthr-lynx.h: Likewise.
22736 * gthr-mipssde.h: Likewise.
22737 * gthr-nks.h: Likewise.
22738 * gthr-posix.c: Likewise.
22739 * gthr-posix.h: Likewise.
22740 * gthr-posix95.h: Likewise.
22741 * gthr-rtems.h: Likewise.
22742 * gthr-single.h: Likewise.
22743 * gthr-solaris.h: Likewise.
22744 * gthr-tpf.h: Likewise.
22745 * gthr-vxworks.h: Likewise.
22746 * gthr-win32.h: Likewise.
22747 * gthr.h: Likewise.
22748 * libgcc2.c: Likewise.
22749 * libgcc2.h: Likewise.
22750 * libgcov.c: Likewise.
22751 * tsystem.h: Likewise.
22752 * typeclass.h: Likewise.
22753 * unwind-c.c: Likewise.
22754 * unwind-compat.h: Likewise.
22755 * unwind-dw2-fde-compat.c: Likewise.
22756 * unwind-dw2-fde-darwin.c: Likewise.
22757 * unwind-dw2-fde-glibc.c: Likewise.
22758 * unwind-dw2-fde.c: Likewise.
22759 * unwind-dw2-fde.h: Likewise.
22760 * unwind-dw2.c: Likewise.
22761 * unwind-dw2.h: Likewise.
22762 * unwind-generic.h: Likewise.
22763 * unwind-pe.h: Likewise.
22764 * unwind-sjlj.c: Likewise.
22765 * unwind.inc: Likewise.
22766 * config/arm/neon-gen.ml: Change generated copyright header to
22767 refer to version 3 of the GNU General Public License with
22768 version 3.1 of the GCC Runtime Library Exception and to point
22769 readers at the COPYING3 and COPYING3.RUNTIME files and the
22770 FSF's license web page.
22771 * config/arm/arm_neon.h: Regenerate.
22773 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22775 * config/cris/cris.md: Change copyright header to refer to version
22776 3 of the GNU General Public License.
22777 * doc/install.texi2html: Change copyright header to refer to version
22778 3 of the GNU General Public License and to point readers at the
22779 COPYING3 file and the FSF's license web page.
22780 * config/vax/linux.h: Likewise.
22782 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22784 * config/i386/i386.md (cmpcc): New.
22785 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22786 (sync_compare_and_swap_cc*): Delete.
22788 * config/s390/s390.c (s390_compare_emitted): Remove.
22789 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22790 s390_compare_emitted used to be handled. Assert that modes match.
22791 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22792 refer to sync_compare_and_swap_ccsi.
22793 * config/s390/s390.h (s390_compare_emitted): Remove.
22794 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22795 instead of s390_compare_emitted.
22796 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22797 instead of s390_compare_emitted.
22798 * config/s390/s390.md (cmpcc): New.
22799 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22800 CC_REGNUM, do not pretend it's set.
22801 (sync_compare_and_swap_cc*): Delete.
22802 * config/s390/predicates.md (cc_reg_operand): New.
22804 * expr.c (sync_compare_and_swap_cc): Delete.
22805 * optabs.h (sync_compare_and_swap_cc): Delete.
22806 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22807 is being used with can_compare_p.
22808 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22809 (find_cc_set): New.
22810 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22811 look for a MODE_CC set instead. Use emit_store_flag.
22812 (expand_compare_and_swap_loop): Likewise, with some additional
22813 complication to avoid a force_reg when useless. Use
22814 emit_cmp_and_jump_insns.
22815 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22816 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22817 sync_compare_and_swap documentation.
22819 2009-04-09 Jan Hubicka <jh@suse.cz>
22821 * except.c (find_prev_try): Break out from ....
22822 (duplicate_eh_regions): ... here; properly update prev_try pointers
22823 when duplication part of tree.
22824 (dump_eh_tree): Improve dumping.
22825 (verify_eh_region): New.
22826 (verify_eh_tree): Use it.
22828 2009-04-06 Richard Guenther <rguenther@suse.de>
22830 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22831 &ARRAY addresses by adjusting their types and prepending
22833 * tree-cfg.c (verify_gimple_assign_single): Verify that
22834 addresses are correct.
22836 2009-04-09 Richard Guenther <rguenther@suse.de>
22838 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22839 indices into an array reference if possible.
22840 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22841 Fold POINTER_PLUS_EXPR statements with invariant address.
22843 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22846 * config.gcc (powerpc64-*-linux*): Always build biarch.
22848 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22851 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22852 it and pedwarn if this results in an INTEGER_CST.
22854 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22856 * doc/install.texi: Update minimum GMP version. Remove obsolete
22857 text in MPFR section.
22859 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22861 * dwarf2out.c (class_scope_p): New static inline.
22862 (class_or_namespace_scope_p): Use it.
22863 (gen_variable_die): Use DW_TAG_member tag for static data member
22864 declarations instead of DW_TAG_variable.
22866 PR middle-end/39573
22867 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22870 2009-04-08 Richard Guenther <rguenther@suse.de>
22872 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22873 valueize random data.
22875 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22877 * config.gcc (aix tm_file): Add aix-stdint.h.
22878 (aix tm clause use_gcc_stdint): Set to wrap.
22879 * config/rs6000/aix-stdint.h: New file.
22881 2009-04-08 Richard Guenther <rguenther@suse.de>
22883 PR middle-end/36291
22884 * tree-dfa.c (add_referenced_var): Do not recurse into
22885 global initializers.
22886 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22888 (fold_const_aggregate_ref): Likewise.
22890 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22892 * recog.c (ordered_comparison_operator): New.
22893 * gensupport.c (std_preds): Add it.
22894 * doc/md.texi (Machine-Independent Predicates): Document it.
22896 2009-04-08 Jan Hubicka <jh@suse.cz>
22898 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22899 * function.h (rtl_eh): Remove exception_handler_label_map.
22900 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22901 remove_exception_handler_label, for_each_eh_label_1): Remove.
22902 (rtl_remove_unreachable_regions): Remove.
22903 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22904 (find_exception_handler_labels): Don't build the hashtable.
22905 (maybe_remove_eh_handler): Remove.
22906 (for_each_eh_label): Rewrite to walk the tree.
22907 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22908 * except.h (maybe_remove_eh_handler): Remove.
22909 * passes.c (init_optimization_passes): Schedule second EH cleanup
22911 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22912 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22914 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22916 * genoutput.c (validate_optab_operands): New.
22917 (gen_insn, gen_expand): Call it.
22919 * genflags.c (gen_insn): Detect misused iterators.
22920 (main): Pass line_no to gen_insn, exit with status 1 on error.
22922 * genextract.c (line_no): Make global.
22923 (VEC_safe_set_locstr): Change assertion to error message.
22924 (main): Exit with status 1 on error.
22926 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22930 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22931 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22932 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22933 * c-convert.c (convert): Do not call fold on results of conversion
22934 functions when the result is a C_MAYBE_CONST_EXPR.
22935 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22936 of __builtin_choose_expr.
22937 * c-typeck.c (remove_c_maybe_const_expr): New.
22938 (build_unary_op, build_conditional_expr, build_compound_expr,
22939 build_binary_op, c_objc_common_truthvalue_conversion): Call
22940 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22943 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22945 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22946 CODE to produce a new one. Add a prototype to use fold_convert_const
22948 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22951 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22952 mix declarations and code.
22954 2009-04-08 Ben Elliston <bje@au.ibm.com>
22956 * gcc.c: Replace `CC' with `GCC' throughout.
22958 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22960 * doc/invoke.texi: Document Atom support.
22962 2009-04-07 Jason Merrill <jason@redhat.com>
22965 * c-common.h, c-common.c: Add flag_pretty_templates.
22966 * c-opts.c (c_common_handle_option): Set it.
22967 * c.opt: Add -fno-pretty-templates.
22968 * doc/invoke.texi (C++ Dialect Options): Likewise.
22970 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22972 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22973 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22974 (ia64_expand_builtin): Likewise.
22976 2009-04-07 Martin Jambor <mjambor@suse.cz>
22978 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22979 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22980 ADDR_EXPRS are include too.
22982 2009-04-07 Richard Guenther <rguenther@suse.de>
22984 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22985 decls are only used if passes as parameters or if they are
22986 local statics and the call is not to a builtin.
22987 (call_may_clobber_ref_p_1): Likewise.
22989 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22991 * expr.c (do_store_flag): Remove last argument. Simplify code
22992 to avoid duplication of tests already done by can_compare_p.
22993 (expand_expr_real_1): Adjust caller.
22995 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22997 * optabs.c (can_compare_p): Test the predicate of a
22998 cbranch and cstore pattern.
23000 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23002 * expr.c (convert_move): Use emit_store_flag instead of
23005 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23007 * config/i386/i386.c (ix86_compare_emitted): Remove.
23008 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23009 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23010 * config/i386/i386.h (ix86_compare_emitted): Remove.
23011 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23012 instead of ix86_compare_emitted.
23013 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23015 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23017 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23018 Add t-sysroot-suffix to tmake_file.
23019 * config/print-sysroot-suffix.sh: New file.
23020 * config/t-sysroot-suffix: New file.
23022 2009-04-07 Ben Elliston <bje@au.ibm.com>
23024 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23025 as the latter produces a warning when the target does not support
23028 2009-04-07 Ben Elliston <bje@au.ibm.com>
23030 * dfp.c: Replace type punning assignments with memcpy throughout.
23031 * Makefile.in (dfp.o-warn): Remove.
23033 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23036 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23037 Include soft-fp/t-softfp after rs6000/t-linux64.
23039 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23041 * stor-layout.c (set_sizetype): Use the full precision of their
23042 machine mode for bitsize types.
23044 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23046 * config/i386/i386.md: Revert 2 accidental checkins.
23048 2009-04-06 Joey Ye <joey.ye@intel.com>
23049 Xuepeng Guo <xuepeng.guo@intel.com>
23050 H.J. Lu <hongjiu.lu@intel.com>
23052 Atom pipeline model, tuning and insn selection.
23053 * config.gcc (atom): Add atom config options and target.
23055 * config/i386/atom.md: New.
23057 * config/i386/i386.c (atom_cost): New cost.
23058 (m_ATOM): New macro flag.
23059 (initial_ix86_tune_features): Set m_ATOM.
23060 (x86_accumulate_outgoing_args): Likewise.
23061 (x86_arch_always_fancy_math_387): Likewise.
23062 (processor_target): Add Atom cost.
23063 (cpu_names): Add Atom cpu name.
23064 (override_options): Set Atom ISA.
23065 (ix86_issue_rate): New case PROCESSOR_ATOM.
23066 (ix86_adjust_cost): Likewise.
23068 * config/i386/i386.h (TARGET_ATOM): New target macro.
23069 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23070 (TARGET_OPT_AGU): New target option.
23071 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23072 (processor_type): Add PROCESSOR_ATOM.
23074 * config/i386/i386.md (cpu): Add new value "atom".
23075 (use_carry, movu): New attr.
23076 (atom.md): Include atom.md.
23077 (adddi3_carry_rex64): Set attr "use_carry".
23078 (addqi3_carry): Likewise.
23079 (addhi3_carry): Likewise.
23080 (addsi3_carry): Likewise.
23081 (*addsi3_carry_zext): Likewise.
23082 (subdi3_carry_rex64): Likewise.
23083 (subqi3_carry): Likewise.
23084 (subhi3_carry): Likewise.
23085 (subsi3_carry): Likewise.
23086 (x86_movdicc_0_m1_rex64): Likewise.
23087 (*x86_movdicc_0_m1_se): Likewise.
23088 (x86_movsicc_0_m1): Likewise.
23089 (*x86_movsicc_0_m1_se): Likewise.
23090 (*adddi_1_rex64): Emit add insn as much as possible.
23091 (*addsi_1): Likewise.
23092 (return_internal): Set atom_unit.
23093 (return_internal_long): Likewise.
23094 (return_pop_internal): Likewise.
23095 (*rcpsf2_sse): Set atom_sse_attr attr.
23096 (*qrt<mode>2_sse): Likewise.
23097 (*prefetch_sse): Likewise.
23099 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23101 (ix86_target_macros_internal): Likewise.
23103 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23104 (*prefetch_sse_rex): Likewise.
23105 (sse_rcpv4sf2): Likewise.
23106 (sse_vmrcpv4sf2): Likewise.
23107 (sse_sqrtv4sf2): Likewise.
23108 (<sse>_vmsqrt<mode>2): Likewise.
23109 (sse_ldmxcsr): Likewise.
23110 (sse_stmxcsr): Likewise.
23111 (*sse_sfence): Likewise.
23112 (sse2_clflush): Likewise.
23113 (*sse2_mfence): Likewise.
23114 (*sse2_lfence): Likewise.
23115 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23116 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23117 (avx_movdqu<avxmodesuffix>): Likewise.
23118 (avx_lddqu<avxmodesuffix>): Likewise.
23119 (sse2_movntv2di): Change attr "type" to "ssemov".
23120 (sse2_movntsi): Likewise.
23121 (rsqrtv8sf2): Change attr "type" to "sseadd".
23122 (sse3_addsubv2df3): Set attr "atom_unit".
23123 (sse3_h<plusminus_insn>v4sf3): Likewise.
23124 (*sse2_pmaddwd): Likewise.
23125 (*vec_extractv2di_1_rex64): Likewise.
23126 (*vec_extractv2di_1_avx): Likewise.
23127 (sse2_psadbw): Likewise.
23128 (ssse3_phaddwv8hi3): Likewise.
23129 (ssse3_phaddwv4hi3): Likewise.
23130 (ssse3_phadddv4si3): Likewise.
23131 (ssse3_phadddv2si3): Likewise.
23132 (ssse3_phaddswv8hi3): Likewise.
23133 (ssse3_phaddswv4hi3): Likewise.
23134 (ssse3_phsubwv8hi3): Likewise.
23135 (ssse3_phsubwv4hi3): Likewise.
23136 (ssse3_phsubdv4si3): Likewise.
23137 (ssse3_phsubdv2si3): Likewise.
23138 (ssse3_phsubswv8hi3): Likewise.
23139 (ssse3_phsubswv4hi3): Likewise.
23140 (ssse3_pmaddubsw128): Likewise.
23141 (sse3_pmaddubsw: Likewise.
23142 (ssse3_palignrti): Likewise.
23143 (ssse3_palignrdi): Likewise.
23145 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23147 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23149 2009-04-06 Richard Guenther <rguenther@suse.de>
23151 PR tree-optimization/28868
23152 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23153 of which PHI results we inserted.
23154 (insert_into_preds_of_block): Record inserted PHIs.
23155 (eliminate): Eliminate redundant PHI nodes.
23156 (init_pre): Init inserted_phi_names.
23158 2009-04-06 Richard Guenther <rguenther@suse.de>
23160 PR tree-optimization/39643
23161 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23162 IMAGPART_EXPRs of complex constants.
23163 (execute_fold_all_builtins): If we folded a call queue
23164 TODO_update_address_taken.
23166 2009-04-06 Jan Hubicka <jh@suse.cz>
23168 PR middle-end/39659
23169 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23172 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23174 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23176 (ic_invalidate_array): Likewise.
23178 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23180 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23181 alignment for library calls.
23183 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23185 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23186 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23187 * config/i386/mingw-stdint.h: New file.
23189 2009-04-05 Richard Guenther <rguenther@suse.de>
23191 PR tree-optimization/39648
23192 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23193 our &A vs. &A[0] IL deficiencies.
23195 2009-04-04 Jan Hubicka <jh@suse.cz>
23197 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23198 removed toplevel regions.
23199 (sjlj_mark_call_sites): Likewise.
23201 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23203 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23204 (cygwin tm clause use_gcc_stdint): Set to wrap.
23205 * config/i386/cygwin-stdint.h: New file.
23207 2009-04-04 Richard Guenther <rguenther@suse.de>
23209 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23210 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23211 single-argument PHIs if we are in loop-closed SSA form.
23212 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23213 for the pre-condition.
23214 (slpeel_tree_peel_loop_to_edge): Likewise.
23215 (vect_build_loop_niters): Take an optional sequence to append stmts.
23216 (vect_generate_tmps_on_preheader): Likewise.
23217 (vect_do_peeling_for_loop_bound): Take extra guards for the
23219 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23220 the cost model check.
23221 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23222 guards if we are going to peel. Do not apply versioning in that case.
23223 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23224 (vect_do_peeling_for_loop_bound): Likewise.
23225 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23226 loop bound only record extra pre-conditions, do not apply loop
23229 2009-04-04 Richard Guenther <rguenther@suse.de>
23231 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23234 2009-04-04 Jan Hubicka <jh@suse.cz>
23236 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23237 last_basic_block for size of bb->index indexed array.
23238 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23239 compute_out, link_btr_uses, build_btr_def_use_webs,
23240 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23242 2009-04-04 Jan Hubicka <jh@suse.cz>
23244 * except.c (remove_eh_handler_and_replace): Break out from ...
23245 (remove_eh_handler): ... here.
23246 (bring_to_root): New function.
23247 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23248 handled ones, bring others to root of tree.
23250 2009-04-04 Jan Hubicka <jh@suse.cz>
23252 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23253 (all_phis_safe_to_merge): New function.
23254 (update_info): New structure.
23255 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23256 (cleanup_empty_eh): Update SSA if possible.
23258 2009-04-04 Richard Guenther <rguenther@suse.de>
23260 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23261 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23262 (append_vuse): Likewise.
23264 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23266 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23267 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23268 instead of REG_UNSAVED for DW_CFA_undefined.
23269 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23270 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23273 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23276 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23278 2009-04-04 Richard Guenther <rguenther@suse.de>
23280 PR tree-optimization/8781
23281 PR tree-optimization/37892
23282 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23283 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23284 (valueize_refs): Call it for *& valueizations.
23285 (shared_reference_ops_from_ref): Rename to ...
23286 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23287 (shared_reference_ops_from_call): Rename to ...
23288 (valueize_shared_reference_ops_from_call): ... this and valueize.
23289 (vn_reference_lookup): Update.
23290 (visit_reference_op_call): Likewise.
23291 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23292 (eliminate): Value-replace the call address in call statements.
23294 2009-04-04 Richard Guenther <rguenther@suse.de>
23296 PR tree-optimization/39636
23297 * tree-ssa-forwprop.c
23298 (forward_propagate_addr_into_variable_array_index): Check for
23299 GIMPLE_ASSIGN before accessing the rhs code.
23301 2009-04-03 Jason Merrill <jason@redhat.com>
23303 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23305 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23307 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23308 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23309 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23310 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23311 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23312 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23313 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23314 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23315 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23316 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23317 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23318 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23319 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23320 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23321 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23322 Use fr_reg_or_fp01_operand instead of fr_register_operand
23324 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23325 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23326 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23328 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23330 PR rtl-optimization/39607
23331 PR rtl-optimization/39631
23335 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23336 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23337 instead of DF_LR_OUT.
23338 * ira-lives.c (process_bb_node_lives): Ditto.
23339 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23340 instead of DF_LR_{OUT,IN}.
23341 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23342 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23344 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23346 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23347 (execute_lower_omp): Always run but take the short way out if -fopenmp
23349 (gate_lower_omp): Remove, forcing the pass manager to always run the
23350 pass and always set PROP_gimple_lomp.
23351 (pass_lower_omp): Remove gate function.
23352 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23353 PROP_trees. Instead, require it.
23354 * ipa-cp.c (pass_ipa_cp): Likewise.
23355 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23356 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23357 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23358 and PROP_gimple_leh.
23360 2009-04-03 Richard Guenther <rguenther@suse.de>
23362 PR middle-end/13146
23363 PR tree-optimization/23940
23364 PR tree-optimization/33237
23365 PR middle-end/33974
23366 PR middle-end/34093
23367 PR tree-optimization/36201
23368 PR tree-optimization/36230
23369 PR tree-optimization/38049
23370 PR tree-optimization/38207
23371 PR tree-optimization/38230
23372 PR tree-optimization/38301
23373 PR tree-optimization/38585
23374 PR middle-end/38895
23375 PR tree-optimization/38985
23376 PR tree-optimization/39299
23377 * tree-ssa-structalias.h: Remove.
23378 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23379 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23380 (struct vuse_element_d): Remove.
23381 (struct vuse_vec_d): Likewise.
23382 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23383 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23384 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23385 VUSE_ELEMENT_VAR): Likewise.
23386 (struct voptype_d): Likewise.
23387 (NUM_VOP_FREE_BUCKETS): Likewise.
23388 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23389 (struct stmt_operands_d): Remove.
23390 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23391 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23392 VDEF_NUM, VDEF_VECT): Likewise.
23393 (copy_virtual_operands): Remove.
23394 (operand_build_cmp): Likewise.
23395 (create_ssa_artificial_load_stmt): Likewise.
23396 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23397 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23398 vuse_index and mayuse_index members. Pack and move done and iter_type
23399 members to the front.
23400 (SSA_OP_VMAYUSE): Remove.
23401 (SSA_OP_VIRTUAL_USES): Adjust.
23402 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23403 (unlink_stmt_vdef): Declare.
23404 (add_to_addressable_set): Remove.
23405 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23406 (vrp_visit_stmt): Likewise.
23407 * doc/tree-ssa.texi (Alias analysis): Update.
23408 * doc/invoke.texi (max-aliased-vops): Remove docs.
23409 (avg-aliased-vops): Likewise.
23410 * tree-into-ssa.c (syms_to_rename): Remove.
23411 (need_to_update_vops_p): Likewise.
23412 (need_to_initialize_update_ssa_p): Rename to ...
23413 (update_ssa_initialized_fn): ... this. Track function we are
23415 (symbol_marked_for_renaming): Simplify.
23416 (add_new_name_mapping): Do not set need_to_update_vops_p.
23417 (dump_currdefs): Use SYMS_TO_RENAME.
23418 (rewrite_update_stmt): Always walk all uses/defs.
23419 (dump_update_ssa): Adjust.
23420 (init_update_ssa): Take function argument. Track what we are
23422 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23423 (create_new_def_for): Initialize for cfun, assert we are initialized
23425 (mark_sym_for_renaming): Simplify.
23426 (mark_set_for_renaming): Do not initialize update-ssa.
23427 (need_ssa_update_p): Simplify. Take function argument.
23428 (name_mappings_registered_p): Assert we ask for the correct function.
23429 (name_registered_for_update_p): Likewise.
23430 (ssa_names_to_replace): Likewise.
23431 (release_ssa_name_after_update_ssa): Likewise.
23432 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23433 (dump_decl_set): Do not print a newline.
23434 (debug_decl_set): Do it here.
23435 (dump_update_ssa): And here.
23436 * tree-ssa-loop-im.c (move_computations): Adjust.
23437 (movement_possibility): Likewise.
23438 (determine_max_movement): Likewise.
23439 (gather_mem_refs_stmt): Likewise.
23440 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23441 or NAME_MEMORY_TAG.
23442 * tree-complex.c (update_all_vops): Remove.
23443 (expand_complex_move): Adjust.
23444 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23445 Simplify test for memory referencing statement. Exclude
23446 non-invariant ADDR_EXPRs.
23447 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23448 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23449 (rdg_flag_uses): Likewise.
23450 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23452 (tree_optimize_tail_calls_1): Also split the
23453 edge from the entry block if we have degenerate PHI nodes in
23454 the first basic block.
23455 * tree.c (init_ttree): Remove memory-tag related code.
23456 (tree_code_size): Likewise.
23457 (tree_node_structure): Likewise.
23458 (build7_stat): Re-write to be build6_stat.
23459 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23460 (SSA_VAR_P): Adjust.
23461 (struct tree_memory_tag): Remove.
23462 (struct tree_memory_partition_tag): Likewise.
23463 (union tree_node): Adjust.
23464 (build7): Re-write to be build6.
23465 * tree-pass.h (pass_reset_cc_flags): Remove.
23466 (TODO_update_address_taken): New flag.
23467 (pass_simple_dse): Remove.
23468 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23469 * params.h (MAX_ALIASED_VOPS): Remove.
23470 (AVG_ALIASED_VOPS): Likewise.
23471 * omp-low.c (expand_omp_taskreg): Update SSA form.
23472 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23473 aliases the lhs in a copy stmt.
23474 * tree-ssa-dse.c (struct address_walk_data): Remove.
23475 (memory_ssa_name_same): Likewise.
23476 (memory_address_same): Likewise.
23477 (get_kill_of_stmt_lhs): Likewise.
23478 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23479 unused stores. Look through PHI nodes into post-dominated regions.
23480 (dse_optimize_stmt): Simplify. Properly remove stores.
23481 (tree_ssa_dse): Compute dominators.
23482 (execute_simple_dse): Remove.
23483 (pass_simple_dse): Likewise.
23484 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23485 gimple_loaded_syms and gimple_stored_syms computation.
23486 * toplev.c (dump_memory_report): Dump alias and pta stats.
23487 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23488 (vn_reference_eq): Likewise.
23489 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23490 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23491 valueize_vuses): Remove.
23492 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23493 (get_def_ref_stmt_vuse): ... this.
23494 (vn_reference_lookup_2): New function.
23495 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23496 walking equivalent vuses. Simplify.
23497 (vn_reference_lookup): Likewise.
23498 (vn_reference_insert): Likewise.
23499 (vn_reference_insert_pieces): Likewise.
23500 (visit_reference_op_call): Simplify.
23501 (visit_reference_op_load): Likewise.
23502 (visit_reference_op_store): Likewise.
23503 (init_scc_vn): Remove shared_lookup_vuses initialization.
23504 (free_scc_vn): Remove shared_lookup_vuses freeing.
23505 (sort_vuses, sort_vuses_heap): Remove.
23506 (get_ref_from_reference_ops): Export.
23507 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23508 vector with single vuse pointer.
23509 (vn_reference_lookup_pieces, vn_reference_lookup,
23510 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23511 (shared_vuses_from_stmt): Remove.
23512 (get_ref_from_reference_ops): Declare.
23513 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23514 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23515 memory-tag related code.
23516 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23517 (likely_value): Add comment, skip static-chain of call statements.
23518 (surely_varying_stmt_p): Adjust.
23519 (gimplify_and_update_call_from_tree): Likewise.
23520 (execute_fold_all_builtins): Do not rebuild alias info.
23521 (gimplify_and_update_call_from_tree): Properly update VOPs.
23522 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23523 (copy_ref_info): Remove memory-tag related code.
23524 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23525 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23526 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23528 * tree-ssa-dom.c (gimple_p): Remove typedef.
23529 (eliminate_redundant_computations): Adjust.
23530 (record_equivalences_from_stmt): Likewise.
23531 (avail_expr_hash): Likewise.
23532 (avail_expr_eq): Likewise.
23533 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23534 (stmt_makes_single_load): Likewise.
23535 (stmt_makes_single_store): Likewise.
23536 * tree-ssa-alias.c: Rewrite completely.
23537 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23538 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23539 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23540 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23541 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23542 Remove public functions.
23543 (pass_reset_cc_flags): Remove.
23544 (pass_build_alias): Move ...
23545 * tree-ssa-structalias.c (pass_build_alias): ... here.
23546 * tree-ssa-alias.c (may_be_aliased): Move ...
23547 * tree-flow-inline.h (may_be_aliased): ... here.
23548 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23549 count_uses_and_derefs): Move ...
23550 * gimple.c: ... here.
23551 * gimple.h (count_uses_and_derefs): Declare.
23552 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23553 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23554 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23555 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23556 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23557 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23558 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23560 * tree-dfa.c (refs_may_alias_p): Move ...
23561 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23562 * tree-ssa-alias.h: New file.
23563 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23564 (statement_sink_location): Likewise.
23565 * opts.c (decode_options): Do not adjust max-aliased-vops or
23566 avg-aliased-vops values.
23567 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23568 (TV_CALL_CLOBBER): Likewise.
23569 (TV_FLOW_SENSITIVE): Likewise.
23570 (TV_FLOW_INSENSITIVE): Likewise.
23571 (TV_MEMORY_PARTITIONING): Likewise.
23572 (TV_ALIAS_STMT_WALK): New timevar.
23573 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23574 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23575 (get_address_description): Remove memory-tag related code.
23576 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23577 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23578 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23579 and immediate uses in statements. Document.
23580 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23581 (dump_symbols): Remove.
23582 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23583 * alias.c (get_deref_alias_set): New function split out from ...
23584 (get_alias_set): ... here.
23585 * alias.h (get_deref_alias_set): Declare.
23586 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23587 type parameter. Remove restrict pointer handling. Create a
23588 ref-all pointer in case type-based alias sets do not conflict.
23589 (vect_analyze_data_refs): Remove SMT related code.
23590 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23591 (vectorizable_load): Likewise.
23592 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23593 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23594 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23595 Ignore vops and SMTs.
23596 (dr_analyze_alias): Likewise..
23597 (free_data_ref): Likewise.
23598 (create_data_ref): Likewise.
23599 (analyze_all_data_dependences): Likewise.
23600 (get_references_in_stmt): Adjust.
23601 * tree-flow-inline.h (gimple_aliases_computed_p,
23602 gimple_addressable_vars, gimple_call_clobbered_vars,
23603 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23604 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23605 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23606 gimple_mem_ref_stats): Remove.
23607 (gimple_vop): New function.
23608 (op_iter_next_use): Remove vuses and mayuses cases.
23609 (op_iter_next_def): Remove vdefs case.
23610 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23611 (clear_and_done_ssa_iter): Do not set removed fields.
23612 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23613 Assert we are not iterating over vuses or vdefs if not also
23614 iterating over uses or defs.
23615 (op_iter_init_use): Likewise.
23616 (op_iter_init_def): Likewise.
23617 (op_iter_next_vdef): Remove.
23618 (op_iter_next_mustdef): Likewise.
23619 (op_iter_init_vdef): Likewise.
23620 (compare_ssa_operands_equal): Likewise.
23621 (link_use_stmts_after): Handle vuse operand.
23622 (is_call_used): Use is_call_clobbered.
23623 (is_call_clobbered): Global variables are always call clobbered,
23624 query the call-clobbers bitmap.
23625 (mark_call_clobbered): Ignore global variables.
23626 (clear_call_clobbered): Likewise.
23627 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23628 virtual operands sanity check.
23629 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23631 (TARGET_MEM_REF): Remove TMR_TAG operand.
23632 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23633 Remove call-clobber related code.
23634 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23635 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23636 partitions or escape reason.
23637 (get_single_def_stmt, get_single_def_stmt_from_phi,
23638 get_single_def_stmt_with_phi): Remove.
23639 (dump_referenced_vars): Tidy.
23640 (get_ref_base_and_extent): Allow bare decls.
23641 (collect_dfa_stats): Adjust.
23642 * graphite.c (rename_variables_in_stmt): Adjust.
23643 (graphite_copy_stmts_from_block): Likewise.
23644 (translate_clast): Likewise.
23645 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23647 (translate_vuse_through_block): Use the oracle.
23648 (phi_translate_1): Adjust.
23649 (value_dies_in_block_x): Use the oracle. Cache the outcome
23651 (valid_in_sets): Check if the VUSE for
23652 a REFERENCE is available.
23653 (eliminate): Do not remove stmts during elimination,
23654 instead queue and remove them afterwards.
23655 (do_pre): Do not rebuild alias info.
23656 (pass_pre): Run TODO_rebuild_alias before PRE.
23657 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23658 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23659 (mark_all_v_defs_stmt): Remove.
23660 (mark_all_v_defs_seq): Adjust.
23661 (sra_replace): Likewise.
23662 (scalarize_use): Likewise.
23663 (scalarize_copy): Likewise.
23664 (scalarize_init): Likewise.
23665 (scalarize_ldst): Likewise.
23666 (todoflags): Remove.
23667 (tree_sra): Do not rebuild alias info.
23668 (tree_sra_early): Adjust.
23669 (pass_sra): Run TODO_update_address_taken before SRA.
23670 * tree-predcom.c (set_alias_info): Remove.
23671 (prepare_initializers_chain): Do not call it.
23672 (mark_virtual_ops_for_renaming): Adjust.
23673 (mark_virtual_ops_for_renaming_list): Remove.
23674 (initialize_root_vars): Adjust.
23675 (initialize_root_vars_lm): Likewise.
23676 (prepare_initializers_chain): Likewise.
23677 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23678 (may_propagate_copy_into_stmt): Likewise.
23679 (merge_alias_info): Do nothing for now.
23680 (propagate_tree_value_into_stmt): Adjust.
23681 (stmt_may_generate_copy): Likewise.
23682 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23683 not mark symbols for renaming.
23684 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23685 with the same statement, make sure to update the new pointed-to one.
23686 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23687 call statements, do not mark symbols for renaming.
23688 (mark_operand_necessary): Dump something.
23689 (ref_may_be_aliased): New function.
23690 (mark_aliased_reaching_defs_necessary_1): New helper function.
23691 (mark_aliased_reaching_defs_necessary): Likewise.
23692 (mark_all_reaching_defs_necessary_1): Likewise.
23693 (mark_all_reaching_defs_necessary): Likewise.
23694 (propagate_necessity): Do not process virtual PHIs. For
23695 non-aliased loads mark all reaching definitions as necessary.
23696 For aliased loads and stores mark the immediate dominating
23697 aliased clobbers as necessary.
23698 (visited): New global static.
23699 (perform_tree_ssa_dce): Free visited bitmap after propagating
23701 (remove_dead_phis): Perform simple dead virtual PHI removal.
23702 (remove_dead_stmt): Properly unlink virtual operands when
23704 (eliminate_unnecessary_stmts): Schedule PHI removal after
23706 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23707 (process_replaceable): Likewise.
23708 (find_replaceable_in_bb): Likewise.
23709 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23710 based on the single gimple vop.
23711 (verify_flow_insensitive_alias_info): Remove.
23712 (verify_flow_sensitive_alias_info): Likewise.
23713 (verify_call_clobbering): Likewise.
23714 (verify_memory_partitions): Likewise.
23715 (verify_alias_info): Likewise.
23716 (verify_ssa): Adjust..
23717 (execute_update_addresses_taken): Export. Update SSA
23718 manually. Optimize only when optimizing. Use a local bitmap.
23719 (pass_update_address_taken): Remove TODO_update_ssa, add
23721 (pass_update_address_taken): Just use TODO_update_address_taken.
23722 (init_tree_ssa): Do not initialize addressable_vars.
23723 (verify_ssa): Verify new VUSE / VDEF properties.
23724 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23725 Do not call verify_alias_info.
23726 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23727 Do not free the loaded and stored syms bitmaps. Reset the escaped
23728 and callused solutions. Do not free addressable_vars.
23729 Remove memory-tag related code.
23730 (warn_uninitialized_var): Aliases are always available.
23731 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23732 * lambda-code.c (can_put_in_inner_loop): Adjust.
23733 (can_put_after_inner_loop): Likewise.
23734 (perfect_nestify): Likewise.
23735 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23736 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23737 (vectorizable_conversion): Do not mark symbols for renaming.
23738 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23739 (expand_call_inline): Unlink the calls virtual operands before
23741 (tree_function_versioning): Do not call update_ssa if we are not
23742 updating clones. Simplify.
23743 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23744 (propagate_with_phi): Likewise..
23745 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23746 clobber code. Assert we are not aliased or global.
23747 * tree-flow.h: Include tree-ssa-alias.h
23748 (enum escape_type): Remove.
23749 (struct mem_sym_stats_d): Likewise.
23750 (struct mem_ref_stats_d): Likewise.
23751 (struct gimple_df): Add vop member. Remove global_var,
23752 call_clobbered_vars, call_used_vars, addressable_vars,
23753 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23754 escaped and callused members.
23755 (struct ptr_info_def): Remove all members, add points-to solution
23757 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23758 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23759 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23760 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23761 (tree-ssa-alias.o): Likewise.
23762 (toplev.o): Add tree-ssa-alias.h
23763 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23764 * gimple.c (gimple_set_bb): Fix off-by-one error.
23765 (is_gimple_reg): Do not handle memory tags.
23766 (gimple_copy): Also copy virtual operands.
23767 Delay updating the statement. Do not reset loaded and stored syms.
23768 (gimple_set_stored_syms): Remove.
23769 (gimple_set_loaded_syms): Likewise.
23770 (gimple_call_copy_skip_args): Copy the virtual operands
23771 and mark the new statement modified.
23772 * tree-ssa-structalias.c (may_alias_p): Remove.
23773 (set_uids_in_ptset): Take the alias set to prune with as
23774 parameter. Fold in the alias test of may_alias_p.
23775 (compute_points_to_sets): Compute whether a ptr is dereferenced
23776 in a local sbitmap.
23777 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23778 other ADDRESSOF constraints on the lhs.
23779 (get_constraint_for_component_ref): Assert that we don't get
23780 ADDRESSOF constraints from the base of the reference.
23781 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23782 (struct variable_info): Remove collapsed_to member.
23783 (get_varinfo_fc): Remove.
23784 (new_var_info): Do not set collapsed_to.
23785 (dump_constraint): Do not follow cycles.
23786 (dump_constraint_graph): Likewise.
23787 (build_pred_graph): Likewise.
23788 (build_succ_graph): Likewise.
23789 (rewrite_constraints): Likewise.
23790 (do_simple_structure_copy): Remove.
23791 (do_rhs_deref_structure_copy): Remove.
23792 (do_lhs_deref_structure_copy): Remove.
23793 (collapse_rest_of_var): Remove.
23794 (do_structure_copy): Re-implement.
23795 (pta_stats): New global variable.
23796 (dump_pta_stats): New function.
23797 (struct constraint_expr): Make offset signed.
23798 (UNKNOWN_OFFSET): Define special value.
23799 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23800 (solution_set_expand): New helper function split out from ...
23801 (do_sd_constraint): ... here.
23802 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23803 (do_ds_constraint): Likewise.
23804 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23805 and CALLUSED = *CALLUSED.
23806 (set_union_with_increment): Make inc argument signed.
23807 (type_safe): Remove.
23808 (get_constraint_for_ptr_offset): Handle unknown and negative
23810 (first_vi_for_offset): Handle offsets before start. Bail
23811 out early for offsets beyond the variable extent.
23812 (first_or_preceding_vi_for_offset): New function.
23813 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23814 Together with ESCAPED = *ESCAPED this properly computes reachability.
23815 (find_what_var_points_to): New function.
23816 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23817 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23818 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23819 pt_solutions_intersect): New functions.
23820 (compute_call_used_vars): Remove.
23821 (compute_may_aliases): New main entry into PTA computation.
23822 * gimple.h (gimple_p): New typedef.
23823 (struct gimple_statement_base): Remove references_memory_p.
23824 (struct gimple_statement_with_memory_ops_base): Remove
23825 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23827 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23828 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23829 gimple_set_references_memory): Remove.
23830 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23831 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23833 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23834 (verify_expr): Allow RESULT_DECL.
23835 (gimple_duplicate_bb): Do not copy virtual operands.
23836 (gimple_duplicate_sese_region): Adjust.
23837 (gimple_duplicate_sese_tail): Likewise.
23838 (mark_virtual_ops_in_region): Remove.
23839 (move_sese_region_to_fn): Do not call it.
23840 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23841 and pass_simple_dse.
23842 (execute_function_todo): Handle TODO_update_address_taken,
23843 call execute_update_addresses_taken for TODO_rebuild_alias.
23844 (execute_todo): Adjust.
23845 (execute_one_pass): Init dump files early.
23846 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23848 (create_general_new_stmt): Clear vops.
23849 * tree-ssa-reassoc.c (get_rank): Adjust.
23850 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23851 symbols for renaming.
23852 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23853 (PARAM_AVG_ALIASED_VOPS): Likewise.
23854 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23855 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23856 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23857 (operand_build_cmp, copy_virtual_operands,
23858 create_ssa_artificial_load_stmt, add_to_addressable_set,
23859 gimple_add_to_addresses_taken): Remove public functions.
23860 (unlink_stmt_vdef): New function.
23862 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23864 * config.gcc (powerpc-*-linux*): Merge variants.
23866 2009-04-02 Chao-ying Fu <fu@mips.com>
23867 James Grosbach <james.grosbach@microchip.com>
23869 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23870 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23872 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23873 keep_interrupts_masked_p, use_debug_exception_return_p.
23874 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23875 keep_interrupts_masked, use_debug_exception_return.
23876 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23877 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23879 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23880 (mips_print_operand): Process COP0 registers to print $0 .. $31
23881 correctly for GAS to process.
23882 (mips_interrupt_extra_call_saved_reg_p): New function.
23883 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23885 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23886 (mips_compute_frame_info): Add supports for interrupt context that
23887 includes doubleword accumulators and COP0 registers.
23888 (mips_for_each_saved_acc): New function.
23889 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23890 mips_for_each_saved_reg.
23891 (mips_save_reg): Save accumulators.
23892 (mips_kernel_reg_p): A new for_each_rtx callback.
23893 (mips_expand_prologue): Support interrupt handlers.
23894 (mips_restore_reg): Restore accumulators.
23895 (mips_expand_epilogue): Support interrupt handlers.
23896 (mips_can_use_return_insn): Return false for interrupt handlers.
23897 (mips_epilogue_uses): New function.
23898 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23899 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23900 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23901 cop0_move): New instructions.
23902 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23903 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23905 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23907 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23908 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23909 interrupt handlers, we use K0 as the temporary register.
23910 (EPILOGUE_USES): Change to a function call.
23911 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23912 handlers, we use K0 as the temporary register.
23914 * doc/extend.texi (Function Attributes): Document interrupt,
23915 use_shadow_register_set, keep_interrupts_masked,
23916 use_debug_exception_return for MIPS attributes.
23918 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23920 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23921 Remove a number of t-files from tmake_file.
23922 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23923 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23924 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23925 target_prototype, not TARGET_PROTOTYPE.
23926 (LINK_OS_GNU_SPEC): Define.
23927 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23928 and darwin-ldoubdle.c.
23930 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23933 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23934 (cpp_options): Ditto.
23935 (default_compilers): Ditto.
23936 (display_help): Ditto.
23937 (process_command): Ditto.
23938 (do_spec_1): Ditto.
23939 (set_input): Use lbasename instead of duplicate code.
23940 (save_temps_prefix): New static for -save-temps=obj.
23941 (save_temps_length): Ditto.
23943 * doc/invoke.texi (-save-temps=obj): Document new variant to
23944 -save-temps switch.
23946 2009-04-02 Jeff Law <law@redhat.com>
23948 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23951 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23953 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23954 * configure: Regenerated.
23956 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23958 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23959 share the argument list.
23961 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23965 2009-02-12 Diego Novillo <dnovillo@google.com>
23967 * varpool.c (debug_varpool): New.
23968 * cgraph.h (debug_varpool): Declare.
23970 2009-04-02 Jan Hubicka <jh@suse.cz>
23972 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23975 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23977 * config/i386/i386.c (ix86_abi): Move initialization to ...
23978 (override_options): Here.
23980 2009-04-02 Christian Bruel <christian.bruel@st.com>
23982 * config/sh/sh.c (sh_dwarf_register_span): New function.
23983 (TARGET_DWARF_REGISTER_SPAN): Define.
23984 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23986 2009-04-02 Ira Rosen <irar@il.ibm.com>
23988 PR tree-optimization/39595
23989 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23990 interleaved loads group is not greater than the SLP group size.
23992 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23994 * builtins.c (is_builtin_name): New.
23995 (called_as_built_in): Use is_builtin_name.
23996 * tree.h (is_builtin_name): New.
23997 * varasm.c (incorporeal_function_p): Use is_builtin_name
23999 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24001 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24003 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24006 * c-decl.c (clone_underlying_type): Move this ...
24007 * c-common.c (set_underlying_type): ... here.
24008 Also, make sure the function properly sets TYPE_STUB_DECL() on
24009 the newly created typedef variant type.
24010 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24011 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24014 2009-04-02 Richard Guenther <rguenther@suse.de>
24016 PR tree-optimization/37221
24017 * tree-flow.h (degenerate_phi_result): Declare.
24018 * tree-ssa-dom.c (degenerate_phi_result): Export.
24019 * tree-scalar-evolution.c (analyze_initial_condition): If
24020 the initial condition is defined by a degenerate PHI node
24021 use the degenerate value.
24023 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24025 PR rtl-optimization/39588
24026 * combine.c (merge_outer_ops): Do not set the constant when this
24028 (simplify_shift_const_1): Do not modify it either in this case.
24030 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24032 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24033 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24035 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24038 * c-lex.c (interpret_float): Default (no suffix) is double.
24040 2009-04-1 Xinliang David Li <davidxl@google.com>
24042 * config/i386/i386.c (legitimate_constant_p): Recognize
24043 all one vector constant.
24045 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24047 * config/vax/vax.c: Add #includes to silence warnings.
24048 Change #include order to silence two warnings.
24050 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24052 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24053 (ASM_SPEC): Pass -k to the assembler for PIC code.
24055 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24057 * config.gcc: Add vax-*-linux* to the switch.
24058 * config/vax/linux.h: New file. (TARGET_VERSION,
24059 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24061 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24063 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24064 Use predicate macros instead of GET_CODE() == foo.
24065 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24066 ashlsi3, rotrsi3, <unnamed>): Likewise.
24068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24070 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24071 jbbccihi, jbbccisi): Remova trailing whitespace.
24072 * config/vax/constraints.md: Likewise.
24073 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24074 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24075 * config/vax/predicates.md: Likewise.
24076 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24077 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24078 * config/vax/vax.h: Likewise.
24079 * config/vax/vax.md (nonlocal_goto): Likewise.
24081 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24083 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24084 (indirectable_address_p, adjacent_operands_p): Add spaces around
24086 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24088 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24090 * config/vax/vax.c (legitimate_constant_address_p,
24091 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24092 index_term_p, reg_plus_index_p, legitimate_address_p,
24093 vax_mode_dependent_address_p): Update comments to match functions
24094 modified by the recent int->bool conversion.
24096 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24098 * config/vax/builtins.md: Update copyright message.
24099 * config/vax/constraints.md: Likewise.
24100 * config/vax/netbsd-elf.h: Likewise.
24101 * config/vax/predicates.md: Likewise.
24102 * config/vax/vax-protos.h: Likewise.
24103 * config/vax/vax.c: Likewise.
24104 * config/vax/vax.h: Likewise.
24105 * config/vax/vax.md: Likewise.
24106 * config/vax/vax.opt: Likewise.
24108 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24110 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24111 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24112 * config/vax/constraints.md (B, R): Likewise.
24113 * config/vax/predicates.md (external_memory_operand,
24114 nonimmediate_addsub_di_operand): Likewise.
24115 * config/vax/vax.c (vax_output_int_add): Likewise.
24116 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24117 untyped_call): Likewise.
24119 2009-04-01 Matt Thomas <matt@3am-software.com>
24121 * config/vax/predicates.md: New file.
24122 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24123 external_const_operand, nonsymbolic_operand, external_memory_operand,
24124 indirect_memory_operand, indexed_memory_operand,
24125 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24126 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24128 * config/vax/constraints.md: New file.
24129 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24131 * config/vax/builtins.md: New file.
24132 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24133 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24135 * config/vax/vax.opt (mqmath): Add option.
24136 * config/vax/vax.md (isfx): Extend with DI.
24137 (VAXintQH, VAXintQHSD): Define.
24138 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24139 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24140 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24141 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24142 (movdi): Update constraints and use vax_output_int_move().
24143 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24144 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24145 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24146 nonlocal_goto): New.
24147 (mov<mode>): Extend accepted operand types.
24148 (subdi3_old): Rename from subdi3, change update constraints and use
24149 a new implementation.
24150 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24151 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24152 MOVE_RATIO, CLEAR_RATIO): Define.
24153 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24154 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24155 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24156 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24157 (split_quadword_operands): Make static and really allow variable
24159 (print_operand_address): Update for PIC generation.
24160 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24161 indexable_address_p, fixup_mathdi_operand,
24162 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24163 (vax_float_literal, legitimate_constant_p,
24164 indirectable_constant_address_p, index_term_p,
24165 reg_plus_index_p): Return bool instead of int.
24166 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24168 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24170 (vax_output_conditional_branch): Indent.
24171 (legitimate_constant_address_p, indirectable_constant_address_p,
24172 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24173 vax_mode_dependent_address_p): Return bool instead of int, update for
24175 * config/vax/vax-protos.h (legitimate_constant_address_p,
24176 legitimate_constant_p, legitimate_address_p,
24177 vax_mode_dependent_address_p): Change declaration to bool.
24178 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24179 vax_expand_addsub_di_operands, vax_output_int_subtract,
24180 vax_output_movmemsi): Declare.
24181 (split_quadword_operands, vax_float_literal): Delete declaration.
24182 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24183 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24184 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24185 ASM_OUTPUT_DWARF_PCREL): Define.
24186 (ASM_SPEC): Change definition to allow PIC generation.
24188 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24190 * doc/sourcebuild.texi: Update front-end requirements.
24192 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24195 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24196 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24197 (booldi3_internal3): Use boolean_or_operator instead of
24200 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24203 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24204 declarator whose size is not an integer constant expression but
24205 folds to an integer constant, then treat it as a constant
24208 2009-04-01 Richard Guenther <rguenther@suse.de>
24210 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24211 i * 4 + 2 to (i * 2 + 1) * 2.
24213 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24216 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24217 return if c_parser_asm_string_literal returned NULL.
24219 2009-04-01 Nick Clifton <nickc@redhat.com>
24221 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24223 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24224 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24225 other typedefs to avoid conflicts with libgcc2.c. Define labels
24226 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24228 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24229 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24232 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24234 * varasm.c (default_function_rodata_section): Declare DOT as
24237 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24238 Andrey Galkin <agalkin@hypercom.com>
24241 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24242 Make object_name unique for each process.
24244 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24247 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24248 addressable variables in the parallel that could go out of scope while
24249 running queued tasks.
24251 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24253 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24254 (CASE_VALUES_THRESHOLD): Redefine.
24255 * config/avr/avr.c (avr_override_options): Remove initialization of
24256 avr_case_values_threshold variable.
24257 (avr_case_values_threshold): Remove variable. Add new function.
24258 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24259 * config/avr/avr.opt (mno-tablejump): Remove option.
24260 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24262 2009-04-01 DJ Delorie <dj@redhat.com>
24264 * varasm.c (default_function_rodata_section): Don't assume
24265 anything about where the first '.' in the section name is.
24267 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24269 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24270 rs6000_emit_stack_tie.
24272 2009-03-31 Ian Lance Taylor <iant@google.com>
24274 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24275 gimple_code with GIMPLE_RESX, not RESX.
24277 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24279 * c-common.c (c_get_ident): New.
24280 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24282 2009-04-01 Ben Elliston <bje@au.ibm.com>
24284 * config/rs6000/sysv4.opt (msdata): Improve option description.
24286 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24288 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24289 (divdf3_internal_lat): Remove.
24290 (divxf3_internal_lat): Remove.
24291 (divxf3_internal_thr): Remove.
24292 (divxf): Use divxf3_internal.
24293 * config/ia64/div.md (divsf3_internal_lat): New.
24294 (divdf3_internal_lat): New.
24295 (divxf3_internal): New.
24297 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24300 * Makefile.in (USE_GCC_STDINT): Define.
24301 (stmp-int-hdrs): Install stdint.h if applicable.
24302 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24304 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24305 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24306 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24307 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24308 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24309 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24310 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24311 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24312 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24313 (c_common_nodes_and_builtins): Initialize
24314 underlying_wchar_type_node. Do not initialize
24315 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24316 nodes for new types.
24317 (c_stddef_cpp_builtins): Define macros for new types.
24318 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24320 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24321 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24322 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24323 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24324 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24325 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24326 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24327 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24328 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24329 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24330 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24331 int16_type_node, int32_type_node, int64_type_node,
24332 uint8_type_node, uint16_type_node, c_uint32_type_node,
24333 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24334 int_least32_type_node, int_least64_type_node,
24335 uint_least8_type_node, uint_least16_type_node,
24336 uint_least32_type_node, uint_least64_type_node,
24337 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24338 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24339 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24340 uintptr_type_node): Define.
24341 * c-cppbuiltin.c (builtin_define_constants,
24342 builtin_define_type_minmax): New.
24343 (builtin_define_stdint_macros): Define more macros.
24344 (c_cpp_builtins): Define more limit macros.
24345 (type_suffix): New.
24346 (builtin_define_type_max): Define in terms of
24347 builtin_define_type_minmax. Remove is_long parameter. All
24349 * config.gcc (use_gcc_stdint): Define.
24350 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24351 Add newlib-stdint.h for generic targets.
24352 * config/glibc-stdint.h, config/newlib-stdint.h,
24353 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24354 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24355 * config/score/score.h (UINTPTR_TYPE): Define.
24356 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24357 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24358 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24359 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24360 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24361 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24362 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24363 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24364 * config/spu/spu.h (STDINT_LONG32): Define.
24365 * configure.ac (use_gcc_stdint): Substitute.
24366 * configure: Regenerate.
24367 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24368 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24369 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24370 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24371 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24372 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24373 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24374 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24375 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24376 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24377 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24378 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24379 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24380 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24381 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24382 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24383 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24384 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24385 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24386 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24387 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24388 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24389 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24390 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24391 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24392 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24393 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24394 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24395 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24397 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24399 * loop-iv.c (suitable_set_for_replacement): Renamed from
24400 simplify_using_assignment; changed to return bool and to accept new
24401 args DEST and SRC. Return true iff we find a source/destination pair
24402 that can be used to make a replacement, and fill SRC and DEST if so.
24403 Remove arg ALTERED. Don't deal with altered regs here. All callers
24405 (simplify_using_initial_values): Deal with altered regs here and track
24406 more precisely the effect they have on the validity of our expression.
24408 * loop-iv.c (simplify_using_condition): A condition of the form
24409 (EQ REG CONST) can be used to simply make a substitution.
24410 (simplify_using_initial_values): Keep track of conditions we have seen
24411 and keep using them to simplify new expressions, while applying the
24412 same substitutions to them as to the expression.
24414 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24415 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24418 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24419 changed. Use this when trying to improve the upper bound.
24420 Generate the comparison by using simplify_gen_relational.
24422 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24424 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24426 (simplify_using_assignment, simplify_using_initial_values): Call
24427 replace_in_expr to make replacements. Call replace_single_def_regs
24428 once on the initial version of the expression.
24430 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24433 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24435 2009-03-31 Richard Guenther <rguenther@suse.de>
24437 PR middle-end/31029
24438 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24439 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24441 2009-03-31 Richard Guenther <rguenther@suse.de>
24443 * tree.h (div_if_zero_remainder): Declare.
24444 * fold-const.c (div_if_zero_remainder): Export.
24445 * tree-ssa-forwprop.c
24446 (forward_propagate_addr_into_variable_array_index): Handle
24447 constant array index addition outside of the variable index.
24449 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24452 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24453 define_splits, floatunssi<mode>2): Require x87 conversions from
24454 DImode to be permitted.
24456 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24458 PR preprocessor/15638
24459 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24461 2009-03-31 Richard Guenther <rguenther@suse.de>
24463 PR middle-end/23401
24464 PR middle-end/27810
24465 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24466 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24467 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24468 a separate statement.
24469 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24470 (lookup_tmp_var): Likewise.
24471 (is_gimple_formal_tmp_or_call_rhs): Remove.
24472 (is_gimple_reg_or_call_rhs): Rename to ...
24473 (is_gimple_reg_rhs_or_call): ... this.
24474 (is_gimple_mem_or_call_rhs): Rename to ...
24475 (is_gimple_mem_rhs_or_call): ... this.
24476 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24477 DECL_GIMPLE_REG_P only if is_formal is true.
24478 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24479 for non-proper post-modify expression gimplification.
24480 (gimplify_self_mod_expr): For post-modify expressions gimplify
24481 the lvalue to a minimal lvalue.
24482 (rhs_predicate_for): Remove formal temp case.
24483 (gimplify_modify_expr_rhs): Likewise.
24484 (gimplify_addr_expr): Use is_gimple_reg.
24485 (gimplify_expr): Remove formal temp cases.
24486 (gimple_regimplify_operands): Likewise.
24487 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24488 and FILTER_EXPR like constants.
24489 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24491 (is_gimple_formal_tmp_rhs): Remove.
24492 (is_gimple_reg_rhs): Remove special casing.
24493 (is_gimple_mem_rhs): Fix.
24494 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24495 (is_gimple_formal_tmp_var): Remove.
24496 (is_gimple_formal_tmp_reg): Likewise.
24497 (is_gimple_min_lval): Allow invariant component ref parts.
24498 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24499 is_gimple_formal_tmp_reg): Remove declarations.
24500 * tree-cfg.c (verify_expr): Verify that variables with address
24501 taken do not have DECL_GIMPLE_REG_P set.
24502 * tree-mudflap.c (mf_build_check_statement_for): Use
24503 force_gimple_operand instead of gimplify_expr.
24505 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24507 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24508 schedulable rows to compute_split_row.
24510 2009-03-31 Ben Elliston <bje@au.ibm.com>
24513 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24516 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24518 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24519 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24520 * configure: Regenerate.
24521 * config.in: Regenerate.
24522 * config/rs6000/rs6000.opt (mtls-markers): Add.
24523 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24524 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24525 (tls_ld_aix, tls_ld_sysv): Likewise.
24526 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24527 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24529 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24531 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24533 2009-03-30 Jan Hubicka <jh@suse.cz>
24535 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24537 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24538 detection and label handling.
24540 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24542 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24543 left_conflicts_size.
24544 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24545 ALLOCNO_LEFT_CONFLICTS_SIZE.
24547 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24548 remove_allocno_from_bucket_and_push,
24549 allocno_spill_priority_compare, push_allocnos_to_stack,
24550 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24551 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24552 (setup_allocno_left_conflicts_num): Ditto. Rename to
24553 setup_allocno_left_conflicts_size.
24554 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24555 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24556 setup_allocno_left_conflicts_size instead of
24557 setup_allocno_left_conflicts_num.
24559 * ira-build.c (ira_create_allocno): Use
24560 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24561 ALLOCNO_LEFT_CONFLICTS_NUM.
24563 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24565 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24566 instead of DF_LR_OUT.
24568 * ira-lives.c (process_bb_node_lives): Ditto.
24570 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24571 instead of DF_LR_{OUT,IN}.
24573 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24575 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24577 2009-03-30 Jan Hubicka <jh@suse.cz>
24579 * except.c (label_to_region_map): Fix thinko.
24581 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24583 PR middle-end/38237
24584 * tree.h (tree_find_value): New declaration.
24585 * tree.c (tree_find_value): New function.
24586 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24588 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24591 * c-decl.c (struct c_binding): Add locus field.
24592 (bind): Add locus argument, set locus field from it.
24593 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24594 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24595 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24596 implicitly_declare, undeclared_variable, lookup_label,
24597 declare_label, c_make_fname_decl, c_builtin_function,
24598 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24601 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24604 * config/i386/i386.c (classify_argument): Check total size of
24607 2009-03-30 Martin Jambor <mjambor@suse.cz>
24609 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24610 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24611 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24614 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24615 seen_variable_array_ref while also traversing a union.
24617 * tree-inline.c (optimize_inline_calls): Do not call
24618 cgraph_node_remove_callees.
24619 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24620 (pass_remove_cgraph_callee_edges): New variable.
24621 * passes.c (init_optimization_passes): Add
24622 pass_remove_cgraph_callee_edges after early inlining and before all
24623 late intraprocedural passes.
24625 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24627 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24629 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24630 Fix typos in names.
24632 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24634 * combine.c (simplify_comparison): Use have_insn_for.
24635 * dojump.c (do_jump): Likewise.
24637 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24639 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24640 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24641 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24642 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24643 instead of sparc_compare_emitted.
24644 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24645 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24646 instead of sparc_compare_emitted.
24648 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24650 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24651 enter/exit cfglayout mode.
24652 (pass_partition_block): Require it.
24653 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24654 (combine_instructions): Track basic blocks instead of labels.
24655 (update_cfg_for_uncondjump): New.
24656 (try_combine): Use it. Update jumps after rescanning.
24657 (pass_combine): Require PROP_cfglayout.
24658 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24660 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24662 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24663 Provide/destroy PROP_cfglayout respectively.
24664 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24665 * tree-pass.h (PROP_cfglayout): New.
24667 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24669 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24670 fold_convert_const_fixed_from_fixed,
24671 fold_convert_const_fixed_from_int,
24672 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24673 set TREE_CONSTANT_OVERFLOW.
24674 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24675 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24677 2009-03-30 Ira Rosen <irar@il.ibm.com>
24679 * tree-vect-loop-manip.c: New file.
24680 * tree-vectorizer.c: Update documentation and included files.
24681 (vect_loop_location): Make extern.
24682 (rename_use_op): Move to tree-vect-loop-manip.c
24683 (rename_variables_in_bb, rename_variables_in_loop,
24684 slpeel_update_phis_for_duplicate_loop,
24685 slpeel_update_phi_nodes_for_guard1,
24686 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24687 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24688 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24689 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24690 find_loop_location): Likewise.
24691 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24692 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24693 get_vectype_for_scalar_type, vect_is_simple_use,
24694 supportable_widening_operation, supportable_narrowing_operation):
24696 (bb_in_loop_p): Move to tree-vect-loop.c.
24697 (new_loop_vec_info, destroy_loop_vec_info,
24698 reduction_code_for_scalar_code, report_vect_op,
24699 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24700 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24701 (vect_supportable_dr_alignment): Likewise.
24702 * tree-vectorizer.h (tree-data-ref.h): Include.
24703 (vect_loop_location): Declare.
24704 Reorganize function declarations according to the new file structure.
24705 * tree-vect-loop.c: New file.
24706 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24707 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24708 * tree-vect-data-refs.c: New file.
24709 * tree-vect-patterns.c (timevar.h): Don't include.
24710 * tree-vect-stmts.c: New file.
24711 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24712 tree-vect-slp.c, tree-vect-loop.c.
24713 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24714 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24715 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24716 (tree-vect-analyze.o): Remove.
24717 (tree-vect-transform.o): Likewise.
24718 (tree-vect-data-refs.o): Add rule.
24719 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24720 tree-vect-slp.o): Likewise.
24721 (tree-vect-patterns.o): Remove redundant dependencies.
24722 (tree-vectorizer.o): Likewise.
24723 * tree-vect-slp.c: New file.
24725 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24727 * optc-gen.awk: Warn if an option flag has multiple different
24730 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24732 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24733 -floop-block): Document dependences on PPL, CLooG and Graphite.
24735 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24737 PR rtl-optimization/323
24738 * c-common.c (c_fully_fold, convert_and_check,
24739 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24740 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24741 * c-common.def (EXCESS_PRECISION_EXPR): New.
24742 * c-cppbuiltin.c (builtin_define_float_constants): Define
24743 constants with enough digits for long double.
24744 * c-lex.c (interpret_float): Interpret constant with excess
24745 precision where appropriate.
24746 * c-opts.c (c_common_post_options): Set
24747 flag_excess_precision_cmdline. Give an error for
24748 -fexcess-precision=standard for C++ for processors where the
24749 option is significant.
24750 * c-parser.c (c_parser_conditional_expression): Handle excess
24751 precision in condition.
24752 * c-typeck.c (convert_arguments): Handle arguments with excess
24754 (build_unary_op): Move excess precision outside operation.
24755 (build_conditional_expr): Likewise.
24756 (build_compound_expr): Likewise.
24757 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24758 (build_modify_expr): Handle excess precision in RHS.
24759 (convert_for_assignment): Handle excess precision in converted
24761 (digest_init, output_init_element, process_init_element): Handle
24762 excess precision in initializer.
24763 (c_finish_return): Handle excess precision in return value.
24764 (build_binary_op): Handle excess precision in operands and add
24765 excess precision as needed for operation.
24766 * common.opt (-fexcess-precision=): New option.
24767 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24768 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24769 For standard excess precision, output explicit conversion to and
24770 truncation from XFmode.
24771 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24772 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24773 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24774 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24775 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24776 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24777 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24778 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24779 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24780 define_splits, sqrt<mode>2): Disable where appropriate for
24781 standard excess precision.
24782 * convert.c (convert_to_real): Do not shorten arithmetic to type
24783 for which excess precision would be used.
24784 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24785 * doc/invoke.texi (-fexcess-precision=): Document option.
24786 (-mfpmath=): Correct index entry.
24787 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24788 flag_excess_precision): New.
24789 * langhooks.c (lhd_post_options): Set
24790 flag_excess_precision_cmdline.
24791 * opts.c (common_handle_option): Handle -fexcess-precision=.
24792 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24793 init_excess_precision): New.
24794 (lang_dependent_init_target): Call init_excess_precision.
24795 * tree.c (excess_precision_type): New.
24796 * tree.h (excess_precision_type): Declare.
24798 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24801 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24802 non-lvalue to component.
24804 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24806 PR preprocessor/34695
24807 * Makefile.in (c-opts.o): Depend on c-tree.h.
24808 * c-common.c: Move down include of diagnostic.h.
24809 (done_lexing, c_cpp_error): New.
24810 * c-common.h (done_lexing): Declare.
24811 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24813 * c-opts.c: Include c-tree.h.
24814 (c_common_init_options): Set preprocessor error callback.
24815 (c_common_handle_option): Do not set preprocessor
24816 inhibit_warnings, warnings_are_errors, warn_system_headers,
24817 pedantic_errors or inhibit_warnings flags.
24818 (c_common_post_options): Do not check cpp_errors (parse_in).
24819 (c_common_finish): Do not output dependencies if there were
24820 errors. Do not check return value of cpp_finish.
24821 * c-ppoutput.c (pp_file_change): Set input_location.
24822 * c-tree.h (c_cpp_error): Declare.
24823 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24825 (diagnostic_build_prefix): Check override_column.
24826 * diagnostic.h (diagnostic_info): Add override_column field.
24827 (diagnostic_override_column): Define.
24829 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24831 * c-common.c (c_expand_expr, c_staticp): Remove.
24832 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24833 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24834 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24835 * c-gimplify.c (gimplify_compound_literal_expr,
24836 optimize_compound_literals_in_ctor): Remove.
24837 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24838 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24839 * c-semantics.c (emit_local_var): Remove.
24841 * langhooks-def.h (lhd_expand_expr): Remove.
24842 * langhooks.c (lhd_expand_expr): Remove.
24843 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24845 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24846 handling from c-semantics.c; don't call into langhook.
24847 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24848 * gimplify.c (gimplify_compound_literal_expr,
24849 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24850 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24851 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24852 as was done in c-gimplify.c.
24853 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24854 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24855 Move from c-common.h.
24856 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24858 * tree.c (staticp): Do not call langhook.
24859 * langhooks.c (lhd_staticp): Delete.
24860 * langhooks-def.h (lhd_staticp): Delete prototype.
24861 (LANG_HOOKS_STATICP): Delete.
24862 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24864 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24865 instead of DECL_STMTs.
24867 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24875 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24877 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24878 contained expression.
24879 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24880 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24881 conditional expressions for C.
24882 (decl_constant_value_for_optimization): Move from
24883 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24884 whether optimizing and that the expression is a VAR_DECL not of
24885 array type instead of doing such checks in the caller. Do not
24886 check pedantic. Call gcc_unreachable for C++.
24887 * c-common.def (C_MAYBE_CONST_EXPR): New.
24888 * c-common.h (c_fully_fold, c_save_expr,
24889 decl_constant_value_for_optimization): New prototypes.
24890 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24891 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24892 EXPR_INT_CONST_OPERANDS): Define.
24893 * c-convert.c (convert): Strip nops from expression.
24894 * c-decl.c (groktypename): Take extra parameters expr and
24895 expr_const_operands. Update call to grokdeclarator.
24896 (start_decl): Update call to grokdeclarator. Add statement for
24897 expressions used in type of decl.
24898 (grokparm): Update call to grokdeclarator.
24899 (push_parm_decl): Update call to grokdeclarator.
24900 (build_compound_literal): Add parameter non_const and build a
24901 C_MAYBE_COSNT_EXPR if applicable.
24902 (grokdeclarator): Take extra parameters expr and
24903 expr_const_operands. Track expressions used in declaration
24904 specifiers and declarators. Fold array sizes and track whether
24905 they are constant expressions and whether they are integer
24906 constant expressions.
24907 (parser_xref_tag): Set expr and expr_const_operands fields in
24909 (grokfield): Update call to grokdeclarator.
24910 (start_function): Update call to grokdeclarator.
24911 (build_null_declspecs): Set expr and expr_const_operands fields in
24913 (declspecs_add_type): Handle expressions in typeof specifiers.
24914 * c-parser.c (c_parser_declspecs): Set expr and
24915 expr_const_operands fields for declaration specifiers.
24916 (c_parser_enum_specifier): Likewise.
24917 (c_parser_struct_or_union_specifier): Likewise.
24918 (c_parser_typeof_specifier): Likewise. Update call to
24919 groktypename. Fold expression as needed. Return expressions with
24920 type instead of adding statements.
24921 (c_parser_attributes): Update calls to c_parser_expr_list.
24922 (c_parser_statement_after_labels): Fold expression before passing
24923 to objc_build_throw_stmt.
24924 (c_parser_condition): Fold expression.
24925 (c_parser_asm_operands): Fold expression.
24926 (c_parser_conditional_expression): Use c_save_expr. Update call
24927 to build_conditional_expr.
24928 (c_parser_alignof_expression): Update call to groktypename.
24929 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24930 original_code. Fold expression argument of va_arg. Create
24931 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24932 argument to va_arg. Update calls to groktypename. Fold array
24933 index for offsetof. Verify that first argument to
24934 __builtin_choose_expr has integer type.
24935 (c_parser_postfix_expression_after_paren_type): Update calls to
24936 groktypename and build_compound_literal. Handle expressions with
24937 side effects in type name.
24938 (c_parser_postfix_expression_after_primary): Update call to
24939 c_parser_expr_list. Set original_code for calls to
24940 __builtin_constant_p.
24941 (c_parser_expr_list): Take extra parameter fold_p. Fold
24942 expressions if requested.
24943 (c_parser_objc_type_name): Update call to groktypename.
24944 (c_parser_objc_synchronized_statement): Fold expression.
24945 (c_parser_objc_receiver): Fold expression.
24946 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24947 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24948 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24949 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24950 (struct c_typespec): Add elements expr and expr_const_operands.
24951 (struct c_declspecs): Add elements expr and expr_const_operands.
24952 (groktypename, build_conditional_expr, build_compound_literal):
24954 (in_late_binary_op): Declare.
24955 * c-typeck.c (note_integer_operands): New function.
24956 (in_late_binary_op): New variable.
24957 (decl_constant_value_for_broken_optimization): Move to c-common.c
24958 and rename to decl_constant_value_for_optimization.
24959 (default_function_array_conversion): Do not strip nops.
24960 (default_conversion): Do not call
24961 decl_constant_value_for_broken_optimization.
24962 (build_array_ref): Do not fold result.
24963 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24964 result when operand is a VLA.
24965 (c_expr_sizeof_type): Update call to groktypename. Handle
24966 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24967 result when operand names a VLA type.
24968 (build_function_call): Update call to build_compound_literal.
24969 Only fold result for calls to __builtin_* functions. Strip
24970 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24971 the function designator.
24972 (convert_arguments): Fold arguments. Update call to
24973 convert_for_assignment.
24974 (build_unary_op): Handle increment and decrement of
24975 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24976 decrement earlier. Fold operand of increment and decrement.
24977 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24978 built for integer operand. Wrap returns that are INTEGER_CSTs
24979 without being integer constant expressions or that have integer
24980 constant operands without being INTEGER_CSTs.
24981 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24982 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24983 result is an integer constant expression or can be used in
24984 unevaluated parts of one and avoid folding and wrap as
24985 appropriate. Fold operands before possibly doing -Wsign-compare
24987 (build_compound_expr): Wrap result for C99 if operands can be used
24988 in integer constant expressions.
24989 (build_c_cast): Update call to digest_init. Do not ignore
24990 overflow from casting floating-point constants to integers. Wrap
24991 results that could be confused with integer constant expressions,
24992 null pointer constants or floating-point constants.
24993 (c_cast_expr): Update call to groktypename. Handle expressions
24994 included in type name.
24995 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24996 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24997 Update calls to convert_for_assignment.
24998 (convert_for_assignment): Take new parameter
24999 null_pointer_constant. Do not strip nops or call
25000 decl_constant_value_for_broken_optimization. Set
25001 in_late_binary_op for conversions to boolean.
25002 (store_init_value): Update call to digest_init.
25003 (digest_init): Take new parameter null_pointer_constant. Do not
25004 call decl_constant_value_for_broken_optimization. pedwarn for
25005 initializers not constant expressions. Update calls to
25006 convert_for_assignment.
25007 (constructor_nonconst): New.
25008 (struct constructor_stack): Add nonconst element.
25009 (really_start_incremental_init, push_init_level, pop_init_level):
25010 Handle constructor_nonconst and nonconst element.
25011 (set_init_index): Call constant_expression_warning for array
25013 (output_init_element): Fold value. Set constructor_nonconst as
25014 applicable. pedwarn for initializers not constant expressions.
25015 Update call to digest_init. Call constant_expression_warning
25016 where constant initializers are required.
25017 (process_init_element): Use c_save_expr.
25018 (c_finish_goto_ptr): Fold expression.
25019 (c_finish_return): Fold return value. Update call to
25020 convert_for_assignment.
25021 (c_start_case): Fold switch expression.
25022 (c_process_expr_stmt): Fold expression.
25023 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25024 ensure statement expression is not evaluated in constant expression.
25025 (build_binary_op): Track whether results are integer constant
25026 expressions or may occur in such, disable folding and wrap results
25027 as applicable. Fold operands for -Wsign-compare warnings unless
25029 (c_objc_common_truthvalue_conversion): Handle results folded to
25030 integer constants that are not integer constant expressions.
25031 * doc/extend.texi: Document when typeof operands are evaluated,
25032 that condition of __builtin_choose_expr is an integer constant
25033 expression, and more about use of __builtin_constant_p in
25036 2009-03-29 Richard Guenther <rguenther@suse.de>
25038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25039 propagate addresses of array references.
25041 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25043 * regmove.c (perhaps_ends_bb_p): Remove.
25044 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25045 from INSN and check that the main loop stays within that basic block.
25046 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25047 (regmove_forward_pass): Split out from regmove_optimize. Use
25048 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25049 (regmove_backward_pass): Split out from regmove_optimize. Use
25050 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25051 (regmove_optimize): Simplify.
25053 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25056 * config/i386/i386.c (classify_argument): Ignore flexible array
25057 member in struct and warn ABI change.
25059 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25061 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25063 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25064 (ix86_adjust_cost): Updated.
25066 2009-03-29 Jan Hubicka <jh@suse.cz>
25068 PR middle-end/28850
25069 * tree-pass.h (pass_cleanup_eh): New function.
25070 (remove_unreachable_regions): Break code handling RTL
25071 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25072 that can not be reached by runtime.
25073 (can_be_reached_by_runtime): New function.
25074 (label_to_region_map): New function.
25075 (num_eh_regions): New function.
25076 (rtl_remove_unreachable_regions): New function.
25077 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25078 (remove_eh_region): New function.
25079 * except.h: Include sbitmap and vecprim.
25080 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25081 num_eh_regions): Declare.
25082 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25083 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25084 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25085 (tree_empty_eh_handler_p): New function.
25086 (cleanup_empty_eh): New function.
25087 (cleanup_eh): New function.
25088 (pass_cleanup_eh): New function.
25090 2009-03-29 Jan Hubicka <jh@suse.cz>
25092 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25093 for removed regions.
25095 2009-03-29 Jan Hubicka <jh@suse.cz>
25097 * except.c (dump_eh_tree): Dump all datastructures.
25099 2009-03-29 Jan Hubicka <jh@suse.cz>
25101 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25102 (duplicate_eh_regions_1): Likewise.
25103 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25104 vector; call EH verification.
25105 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25106 Be ready for region being removed.
25108 2009-03-29 Jan Hubicka <jh@suse.cz>
25110 * bitmap.c (bitmap_last_set_bit): New function.
25111 * bitmap.h (bitmap_last_set_bit): Declare.
25113 2009-03-29 David Ayers <ayers@fsfe.org>
25116 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25117 by calling objc_compare_types and surpress warnings about
25118 incompatible C pointers that are compatible ObjC pointers.
25120 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25122 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25123 call initialize_inline_failed.
25124 (initialize_inline_failed): Move it from here ...
25125 * cgraph.c (initialize_inline_failed): ... to here.
25126 (cgraph_create_edge): Call initialize_inline_failed rather than
25127 setting inline_failed directly.
25129 2009-03-29 Ben Elliston <bje@au.ibm.com>
25132 * sysv4.opt (msdata): Improve comment.
25133 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25134 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25136 2009-03-29 Ben Elliston <bje@au.ibm.com>
25139 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25140 load and store attributes.
25142 2009-03-29 Ben Elliston <bje@au.ibm.com>
25144 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25145 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25146 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25147 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25148 __builtin_infq and __builtin_huge_valq.
25150 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25152 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25154 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25155 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25157 2009-03-28 Xinliang David Li <davidxl@google.com>
25159 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25160 (do_dbg_cnt): New function.
25162 2009-03-28 Jan Hubicka <jh@suse.cz>
25164 Merge from pretty-ipa:
25166 2009-03-27 Jan Hubicka <jh@suse.cz>
25168 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25169 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25170 * passes.c (function_called_by_processed_nodes_p): New.
25171 * ipa-pure-const.c (check_call): Fix handling of operands.
25172 (analyze_function): Dump debug output for skipped bodies.
25173 (local_pure_const): Use function_called_by_processed_nodes_p.
25174 * dwarf2out.c (reference_to_unused): Use output.
25175 * passes.c (do_per_function_toporder): Likewise.
25177 2008-11-12 Jan Hubicka <jh@suse.cz>
25179 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25180 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25181 state_set_in_source enum
25182 (check_decl): Ignore memory tags; do not set fake looping flags;
25184 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25185 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25186 (check_call, analyze_function): Rewrite.
25188 (add_new_function): Update call of analyze_function.
25189 (generate_summary): Add call of analyze_function.
25190 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25191 (local_pure_const): New function.
25192 (pass_local_pure_const): New pass.
25193 * ipa-inline.c (inline_transform): Set after_inlining.
25194 * tree-eh.c (stmt_can_throw_external): New.
25195 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25196 work with aliasing built.
25197 * tree-flow.h (stmt_can_throw_external): New.
25198 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25199 and local pure/const pass in early and late optimization queue.
25201 2009-03-28 Martin Jambor <mjambor@suse.cz>
25203 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25205 (fold_binary): Allow function decl aligment consideration is the
25206 second argument is integer constant one.
25207 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25208 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25209 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25211 2009-03-28 Jan Hubicka <jh@suse.cz>
25213 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25214 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25215 * function.h (rtl_data): Add nothrow flag.
25216 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25217 set DECL_NOTHROW for AVAILABLE functions.
25219 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25221 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25222 following vector keyword has expansion starting with pixel or bool
25223 keyword, expand vector to __vector and pixel or bool to __pixel or
25227 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25228 warn_if_disallowed_function_p): Removed.
25229 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25230 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25231 warning_if_disallowed_function_p.
25232 * flags.h (warn_if_disallowed_function_p,
25233 warn_disallowed_functions): Removed.
25234 * common.opt (Wdisallowed-function-list=): Removed.
25235 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25237 2009-03-28 Richard Guenther <rguenther@suse.de>
25239 PR tree-optimization/38723
25240 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25243 2009-03-28 Jan Hubicka <jh@suse.cz>
25245 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25246 test introduced by my previous patch.
25248 2009-03-28 Richard Guenther <rguenther@suse.de>
25250 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25251 the PHIs value undefined.
25253 2009-03-28 Jan Hubicka <jh@suse.cz>
25255 * tree-pass.h (pass_fixup_cfg): New pass.
25256 * ipa-inline.c (inline_transform): Set
25257 always_inline_functions_inlined/after_inlining.
25258 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25259 (pass_fixup_cfg): New pass.
25260 * passes.c (init_optimization_passes): Add fixup_cfg.
25262 2009-03-28 Richard Guenther <rguenther@suse.de>
25264 PR tree-optimization/38458
25265 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25266 argument use the arguments copy-of value.
25268 2009-03-28 Richard Guenther <rguenther@suse.de>
25270 PR tree-optimization/38180
25271 * tree-ssa-ccp.c (get_default_value): Simplify.
25272 (likely_value): Likewise.
25273 (surely_varying_stmt_p): Properly handle VOP case.
25274 (ccp_initialize): Likewise.
25275 (ccp_fold): Handle propagating through *&.
25276 (fold_const_aggregate_ref): Also handle decls.
25278 2009-03-28 Jan Hubicka <jh@suse.cz>
25280 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25281 * cgraph.h (cgraph_node): Likewise.
25282 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25283 (cgraph_reset_node): Use process flag.
25284 (cgraph_mark_functions_to_output): Likewise.
25285 (cgraph_expand_function): Likewise.
25286 (cgraph_expand_all_functions): Likewise.
25287 (cgraph_output_in_order): Likewise.
25288 * dwarf2out.c (reference_to_unused): Likewise.
25289 * passes.c do_per_function_toporder): Likewise.
25291 2009-03-28 Jan Hubicka <jh@suse.cz>
25293 Bring from lto-branch:
25295 2008-09-03 Doug Kwan <dougkwan@google.com>
25297 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25298 enums instead of reason strings.
25299 * cgraph.c (cgraph_create_edge): Same.
25300 (cgraph_inline_failed_string): New function.
25301 * cgraph.h (cgraph_inline_failed_t): New enum type.
25302 (cgraph_inline_failed_string): New prototype.
25303 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25304 char pointer to cgraph_inline_failed_t.
25305 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25306 (cgraph_default_inline_p): Ditto.
25307 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25308 to cgraph_inline_failed_t pointer.
25309 * cif-code.def: New file.
25310 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25312 (cgraph_check_inline_limits): Change type of REASON to pointer to
25313 cgraph_inline_failed_t. Replace reason strings with enums.
25314 (cgraph_default_inline_p): Ditto.
25315 (cgraph_recursive_inlining_p): Ditto.
25316 (update_caller_keys): Change type of FAILED_REASON to
25317 cgraph_inline_failed_t.
25318 (cgraph_set_inline_failed): Change type of REASON to pointer to
25319 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25320 convert enums to strings for text output.
25321 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25322 to be of type cgraph_inline_failed_t. Replace reason strings with
25323 enums. Call cgraph_inline_failed_string to covert enums
25324 to strings for text output.
25325 (cgraph_decide_inlining): Replace reason strings with enums.
25326 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25327 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25329 * tree-inline.c (expand_call_inline): Change type of REASON
25330 to cgraph_inline_failed_t. Replace reason strings with enums.
25331 Call cgraph_inline_failed_string for text output.
25332 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25335 2009-03-28 Jan Hubicka <jh@suse.cz>
25337 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25338 cgraph_clone_node): Remove master clone handling.
25339 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25340 * cgraph.h (master_clone): Remove.
25341 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25342 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25343 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25345 2009-03-28 Jan Hubicka <jh@suse.cz>
25347 * cgraph.c (cgraph_function_body_availability): Functions declared
25348 inline are always safe to assume that it is not going to be replaced.
25350 2009-03-28 Richard Guenther <rguenther@suse.de>
25352 PR tree-optimization/38513
25353 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25354 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25355 EXC_PTR_EXPR and FILTER_EXPR.
25356 (get_ref_from_reference_ops): Likewise.
25358 2009-03-28 Richard Guenther <rguenther@suse.de>
25360 PR tree-optimization/38968
25361 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25362 Use FLOOR_MOD_EXPR to compute misalignment.
25364 2009-03-28 Richard Guenther <rguenther@suse.de>
25366 PR tree-optimization/37795
25367 * tree.h (combine_comparisons): Declare.
25368 * fold-const.c (combine_comparisons): Export.
25369 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25371 (ifcombine_iforif): Use combine_comparisons.
25373 2009-03-28 Jan Hubicka <jh@suse.cz>
25375 * tree-eh.c (inlinable_call_p): New function.
25376 (make_eh_edges): Use it.
25377 (verify_eh_edges): Use it.
25378 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25379 * except.c (reachable_next_level): Add inlinable_function argument
25380 (sjlj_find_directly_reachable_regions): Update.
25381 (add_reachable_handler): Do not set saw_any_handlers.
25382 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25383 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25384 Add new inlinable call parameter.
25385 (can_throw_internal, can_throw_external): Update.
25386 * except.h (can_throw_internal_1, can_throw_external_1,
25387 foreach_reachable_handler): Update declaration.
25389 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25391 * config/arm/t-arm-coff, config/h8300/coff.h,
25392 config/i386/i386-aout.h, config/i386/i386-coff.h,
25393 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25394 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25395 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25396 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25397 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25398 sys-types.h: Remove.
25399 * Makefile.in: Remove protoize and fixproto support and references
25401 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25402 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25404 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25405 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25406 unprotoize$(exeext).
25407 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25408 (.PHONY): Don't depend on proto.
25409 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25410 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25411 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25412 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25413 build/gen-protos.o, build/scan.o, xsys-protos.h,
25414 build/fix-header$(build_exeext), build/fix-header.o,
25415 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25416 stmp-install-fixproto): Remove.
25417 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25418 SYSCALLS.c or fixproto files.
25419 (install-common): Don't install protoize.
25420 (install-headers-tar, install-headers-cpio, install-headers-cp):
25421 Don't depend on $(STMP_FIXPROTO).
25422 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25423 install fixproto files or write out fixproto settings.
25424 (uninstall): Don't uninstall protoize.
25425 * config.gcc (use_fixproto): Remove.
25426 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25427 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25428 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25429 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25430 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25431 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25432 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25433 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25434 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25435 * config/t-vxworks (STMP_FIXPROTO): Remove.
25436 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25437 STMP_FIXPROTO): Remove.
25438 * config.in, configure: Regenerate.
25439 * crtstuff.c (gid_t, uid_t): Don't undefine.
25440 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25441 (arm-*-coff, arm-*-aout: Remove target entries.
25442 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25443 Remove mention of AIX 4.1.
25444 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25445 * doc/invoke.texi (Running Protoize): Remove.
25446 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25447 (Protoize Caveats): Remove.
25448 * tsystem.h: Update comments on headers assumed to exist.
25450 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25452 * genautomata.c: Add a new year to the copyright. Add a new
25454 (struct insn_reserv_decl): Add comments for member bypass_list.
25455 (find_bypass): Remove.
25456 (insert_bypass): New.
25457 (process_decls): Use insert_bypass.
25458 (output_internal_insn_latency_func): Output all bypasses with the
25459 same input insn in one switch case.
25461 * rtl.def (define_bypass): Describe bypass choice.
25462 * doc/md.texi (define_bypass): Ditto.
25464 2009-03-27 Richard Guenther <rguenther@suse.de>
25466 * gimplify.c (mark_addressable): Export.
25467 * tree-flow.h (mark_addressable): Declare.
25468 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25469 * tree-ssa.c (verify_phi_args): Verify that address taken
25470 variables have TREE_ADDRESSABLE set.
25472 2009-03-27 Richard Guenther <rguenther@suse.de>
25474 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25475 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25476 Do not mark decls TREE_ADDRESSABLE.
25477 (build_fold_addr_expr): Adjust.
25478 (fold_addr_expr): Remove.
25479 (fold_unary): Use build_fold_addr_expr.
25480 (fold_comparison): Likewise.
25481 (split_address_to_core_and_offset): Likewise.
25482 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25484 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25485 (gimplify_modify_expr_to_memcpy): Mark source and destination
25487 * omp-low.c (create_omp_child_function): Mark the object decl
25489 (lower_rec_input_clauses): Mark the var we take the address of
25491 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25493 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25495 PR middle-end/39315
25496 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25497 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25499 2009-03-27 Richard Guenther <rguenther@suse.de>
25501 PR tree-optimization/39120
25502 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25504 (handle_lhs_call): Process return constraints. Add escape
25505 constraints if necessary.
25506 (handle_const_call): Fill out return constraints. Make nested
25507 case more precise. Avoid consttmp if possible.
25508 (handle_pure_call): Fill out return constraints. Avoid
25509 callused if possible.
25510 (find_func_aliases): Simplify call handling.
25512 2009-03-27 Richard Guenther <rguenther@suse.de>
25514 PR tree-optimization/39120
25515 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25516 as a representative.
25517 (solve_graph): Do propagate CALLUSED.
25518 (handle_pure_call): Use a scalar constraint from CALLUSED for
25520 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25523 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25526 * c-common.c (handle_aligned_attribute): Properly check alignment
25527 overflow. Use (1U << i) instead of (1 << i).
25529 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25531 * expr.h (get_mem_align_offset): Updated.
25533 * tree.h (tree_decl_common): Change align to "unsigned int" and
25534 move it before pointer_alias_set.
25536 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25537 Jakub Jelinek <jakub@redhat.com>
25540 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25541 gr_register_operand with gr_reg_or_0_operand.
25542 (cmpxchg_rel_di): Likewise.
25543 (sync_lock_test_and_set<mode>): Likewise.
25545 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25547 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25548 (true_regnum): Likewise.
25550 * rtlanal.c (subreg_info): Moved to ...
25551 * rtl.h (subreg_info): Here. New.
25552 (subreg_get_info): New.
25554 * rtlanal.c (subreg_get_info): Make it extern.
25556 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25559 * config/i386/i386.c (ix86_abi): New.
25560 (override_options): Handle -mabi=.
25561 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25562 (ix86_call_abi_override): Likewise.
25563 (init_cumulative_args): Likewise.
25564 (function_arg_advance): Likewise.
25565 (function_arg_64): Likewise.
25566 (function_arg): Likewise.
25567 (ix86_pass_by_reference): Likewise.
25568 (ix86_function_value_regno_p): Likewise.
25569 (ix86_build_builtin_va_list_abi): Likewise.
25570 (setup_incoming_varargs_64): Likewise.
25571 (is_va_list_char_pointer): Likewise.
25572 (ix86_init_machine_status): Likewise.
25573 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25574 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25575 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25576 (ix86_function_abi): Make it static and return enum calling_abi.
25577 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25579 (ix86_fn_abi_va_list): Updated.
25581 * config/i386/i386.h (ix86_abi): New.
25582 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25583 (CONDITIONAL_REGISTER_USAGE): Likewise.
25584 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25585 (machine_function): Likewise.
25587 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25589 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25590 (STACK_BOUNDARY): Likewise.
25591 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25593 * config/i386/i386.opt (mabi=): New.
25595 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25596 return enum calling_abi.
25597 (ix86_function_type_abi): Likewise.
25598 (ix86_function_abi): Removed.
25600 * doc/invoke.texi: Document -mabi= option for x86.
25602 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25604 * builtins.c (real_dconstp): Delete.
25605 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25607 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25608 Jakub Jelinek <jakub@redhat.com>
25611 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25612 (gen_subprogram_die): When a function is explicit, generate the
25613 DW_AT_explicit attribute.
25614 * langhooks.h (struct lang_hooks_for_decls): Add
25615 function_decl_explicit_p langhook.
25616 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25617 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25619 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25621 * builtins.c (fold_builtin_memory_op): Optimize memmove
25622 into memcpy if we can prove source and destination don't overlap.
25624 * tree-inline.c: Include gt-tree-inline.h.
25625 (clone_fn_id_num): New variable.
25626 (clone_function_name): New function.
25627 (tree_function_versioning): Use it.
25628 * Makefile.in (GTFILES): Add tree-inline.c.
25630 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25632 * BASE-VER: Change to 4.5.0.
25634 2009-03-27 Xinliang David Li <davidxl@google.com>
25636 PR tree-optimization/39557
25637 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25639 2009-03-27 Xinliang David Li <davidxl@google.com>
25641 PR tree-optimization/39548
25642 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25645 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25647 * c-common.c (pointer_int_sum): Use %wd on return from
25650 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25652 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25653 on return from tree_low_cst.
25655 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25658 * ginclude/stdarg.h (va_copy): Define also for
25659 __GXX_EXPERIMENTAL_CXX0X__.
25661 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25664 * builtins.h (c_strlen): Do not warn here.
25665 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25666 * c-common.c (pointer_int_sum): Take an explicit location.
25667 Warn about offsets out of bounds.
25668 * c-common.h (pointer_int_sum): Adjust declaration.
25670 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25672 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25675 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25678 * opts.c (warn_if_disallowed_function_p): Don't assume
25679 get_callee_fndecl must return non-NULL.
25681 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25683 PR rtl-optimization/39522
25684 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25685 when reg_reloaded_valid is set.
25687 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25689 * config/spu/divv2df3.c: New file.
25690 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25691 (DPBIT_FUNCS): Filter out _div_df.
25693 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25695 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25696 a jump insn, count that jump in the distance to the loop start.
25698 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25701 * config/sh/sh.c (calc_live_regs): Fix condition for global
25702 registers except PIC_OFFSET_TABLE_REGNUM.
25704 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25707 * doc/invoke.texi (-mconsole): New.
25709 (-mno-cygwin): New.
25711 (-mnop-fun-dllimport): New.
25715 (sub section "i386 and x86-64 Windows Options"): New.
25717 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25719 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25720 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25722 2009-03-25 Richard Guenther <rguenther@suse.de>
25724 PR middle-end/39497
25725 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25728 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25730 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25731 neither of haifa/selective schedulers are working.
25733 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25735 * doc/invoke.texi (Debugging Options): Fix description of
25736 -fno-merge-debug-strings.
25738 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25740 * config/cris/libgcc.ver: New version-script.
25741 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25743 * configure.ac <GAS features, nop mnemonic>: Add pattern
25744 crisv32-*-* for "nop".
25745 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25746 * configure: Regenerate.
25748 2009-03-24 Ira Rosen <irar@il.ibm.com>
25750 PR tree-optimization/39529
25751 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25752 mark_sym_for_renaming for the tag copied to the new vector
25755 2009-03-24 Arthur Loiret <aloiret@debian.org>
25757 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25758 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25759 EXTRA_SPEC_FUNCTIONS.
25760 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25761 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25762 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25763 -march and -mtune options.
25765 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25767 * config/m68k/t-rtems: Add m5329 multilib.
25769 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25770 Jakub Jelinek <jakub@redhat.com>
25773 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25776 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25779 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25780 instead of c_parser_expression_conv, if original_code isn't one of the
25781 4 allowed comparison codes, fail.
25783 2009-03-23 Richard Guenther <rguenther@suse.de>
25785 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25786 * tree.h (struct tree_type): Likewise.
25787 * reload.h (struct insn_chain): Likewise.
25788 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25789 * function.h (struct function): Likewise.
25790 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25792 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25794 PR tree-optimization/39516
25795 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25797 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25799 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25800 should be set true if BITS_PER_WORD of target is bigger than 32
25802 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25804 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25805 Translate -B-options to -rpath-link. Correct existing
25806 rpath-link and conditionalize on !nostdlib.
25808 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25810 * doc/extend.texi (Function Attributes, Variable Attributes):
25812 * doc/invoke.texi (Debugging Options, Optimize Options)
25813 (i386 and x86-64 Options, MCore Options): Likewise.
25815 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25818 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25819 it for block local namespace aliases.
25820 (gen_decl_die): Pass context_die to gen_namespace_die.
25822 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25825 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25826 minimum or maximum value.
25828 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25830 * reginfo.c (globalize_reg): Recompute derived reg sets.
25832 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25835 * libgcc2.c (mprotect): Do not use signed arguments for
25836 VirtualProtect, use DWORD arguments. Also fix the 'may
25837 be used uninitialized' warning for the np variable.
25839 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25842 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25843 functions using regparm calling conventions when not optimizing.
25844 (ix86_function_sseregparm): Similarly for sseregparm calling
25847 2009-03-19 Li Feng <nemokingdom@gmail.com>
25849 PR middle-end/39500
25850 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25851 dependence if the first conflict is after niter iterations.
25853 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25855 PR middle-end/38609
25856 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25857 functions with dynamic stack-pointer adjustments.
25859 2009-03-19 Ben Elliston <bje@au.ibm.com>
25861 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25862 option; change to -msdata=data.
25864 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25866 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25869 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25872 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25874 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25876 * doc/invoke.texi (Code Gen Options): Expand discussion of
25879 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25881 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25882 * matrix-reorg.c (struct matrix_info): Likewise.
25883 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25884 * rtl.h (struct mem_attrs): Likewise.
25885 * df.h (struct df): Likewise.
25886 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25887 * ira-int.h (struct ira_allocno): Likewise.
25888 * df-scan.c (struct df_collection_rec): Likewise.
25889 * ira.c (struct equivalence): Likewise.
25890 * function.c (struct temp_slot): Likewise.
25891 * cfgloop.h (struct loop): Likewise.
25894 * function.c (use_register_for_decl): When not optimizing, disregard
25895 register keyword for variables with types containing methods.
25897 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25899 PR middle-end/39447
25900 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25901 (is_simple_operand): Call contains_component_ref_p before calling data
25902 reference analysis that would fail on COMPONENT_REFs.
25904 * tree-vrp.c (search_for_addr_array): Fix formatting.
25906 2009-03-18 Richard Guenther <rguenther@suse.de>
25908 * tree-vect-transform.c (vect_loop_versioning): Fold the
25909 generated comparisons.
25910 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25911 (slpeel_tree_peel_loop_to_edge): Likewise.
25913 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25915 PR middle-end/37805
25916 * opts.c (print_specific_help): In addition to `undocumented',
25917 accept `separate' and `joined' flags if passed alone. Describe
25918 output by the first matched one of those.
25919 (common_handle_option): Skip over empty strings.
25920 * gcc.c (display_help): Fix help string for `--help='.
25921 * doc/invoke.texi (Option Summary, Overall Options): With
25922 `--help=', classes and qualifiers can both be repeated, but
25923 only the latter can be negated. One should not pass only
25924 negated qualifiers. Fix markup and examples.
25927 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25928 PR middle-end/37805
25929 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25930 and -fhelp=separate.
25932 2009-03-17 Jing Yu <jingyu@google.com>
25934 PR middle-end/39378
25935 * function.h (struct rtl_data): Move is_thunk from here...
25936 (struct function): ...to here.
25937 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25938 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25940 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25942 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25943 (alpha_output_function_end_prologue): Likewise.
25944 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25945 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25946 (rs6000_output_function_epilogue): Likewise.
25947 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25949 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25952 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25953 from different units in a single alternative.
25954 (*truncdfsf_i387): Ditto.
25955 (*truncxfsf2_mixed): Ditto.
25956 (*truncxfdf2_mixed): Ditto.
25958 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25960 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25961 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25964 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25965 unused non-artificial variables when not optimizing.
25968 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25969 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25970 NAMESPACE_DECL in its DECL_INITIAL.
25972 PR middle-end/39443
25973 * optabs.c (set_user_assembler_libfunc): New function.
25974 * expr.h (set_user_assembler_libfunc): New prototype.
25975 * c-common.c: Include libfuncs.h.
25976 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25977 for memcmp, memset, memcpy, memmove and abort.
25978 * Makefile.in (c-common.o): Depend on libfuncs.h.
25981 * dwarf2out.c (gen_inlined_enumeration_type_die,
25982 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25983 gen_tagged_type_instantiation_die): Removed.
25984 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25987 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25990 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25992 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25993 (check-parallel-%): Ditto.
25994 (check-consistency): Ditto.
25996 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25998 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25999 local variable rhs by NULL_TREE.
26001 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26004 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26006 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26009 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26011 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26014 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26015 for ms->sysv ABI calls only in 64bit mode.
26017 * config/i386/i386.md (untyped_call): Support 32bit.
26019 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26021 * doc/extend.texi: Replace x86_65 with x86_64.
26023 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26025 PR tree-optimization/39455
26026 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26027 mismatches for POINTER_TYPE_P (type).
26028 (number_of_iterations_le): Likewise.
26030 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26032 * config/picochip/picochip.c: Removed profiling support.
26033 * config/picochip/picochip.md: Removed profiling instruction.
26034 * config/picochip/picochip.h: Removed profiling builtin.
26036 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26038 * doc/install.texi (--with-host-libstdcxx): Document.
26040 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26043 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26044 generate a warning if the function name does not begin with
26045 "__vector" and the function has either the 'signal' or 'interrupt'
26046 attribute, from here to ...
26047 (avr_declare_function_name): ...here. New function.
26048 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26049 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26051 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26054 * cse.c (fold_rtx): Don't modify original const_arg1 when
26055 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26056 separate variable instead.
26057 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26058 from out of range shift counts.
26059 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26061 2009-03-13 Catherine Moore <clm@codesourcery.com>
26063 * config/i386/x-mingw32 (host-mingw32.o): Replace
26064 diagnostic.h with $(DIAGNOSTIC_H).
26066 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26069 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26071 * config/i386/sync.md (sync_compare_and_swap<mode>,
26072 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26073 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26075 (sync_double_compare_and_swapdi_pic,
26076 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26077 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26079 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26082 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26084 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26087 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26088 (avx_addsubv4df3): Likewise.
26089 (*avx_addsubv4sf3): Likewise.
26090 (sse3_addsubv4sf3): Likewise.
26092 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26095 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26097 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26100 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26101 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26102 registers for allocnos created from user-defined variables.
26104 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26107 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26108 of non-integer mode as well.
26110 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26112 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26113 for functions for which the parameter types are unknown.
26115 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26118 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26119 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26120 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26121 * config/i386/i386.c (ix86_local_alignment): For
26122 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26123 long long variables on the stack to avoid dynamic realignment.
26124 Allow the first argument to be a decl rather than type.
26125 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26127 2009-03-11 Nick Clifton <nickc@redhat.com>
26130 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26132 Add description to mno-lsim option.
26133 * config/mcore/mcore.h: Remove comment about deprecated m4align
26135 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26136 * doc/invoke.texi: Add description of mno-lsim and
26137 mstack-increment options.
26139 * config/fr30/fr30.opt: Document the -mno-lsim option.
26140 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26141 and -mno-lsim options.
26143 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26145 * fold-const.c (fold_comparison): Only call fold_inf_compare
26146 if the mode supports infinities.
26148 2009-03-11 Jason Merrill <jason@redhat.com>
26151 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26152 end already did. Notice GIMPLE_CALL modifications of the result.
26153 Don't copy debug information from an ignored decl or a decl from
26156 2009-03-10 Richard Guenther <rguenther@suse.de>
26157 Nathan Froyd <froydnj@codesourcery.com>
26159 PR middle-end/37850
26160 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26161 (__divMODE3): Likewise.
26163 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26165 PR tree-optimization/39394
26166 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26167 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26169 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26171 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26172 inline asms for register asm ("") declarations.
26174 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26176 * fold-const.c (fold_unary): Fix comment.
26178 2009-03-07 Jan Hubicka <jh@suse.cz>
26181 * tree-inline.c (setup_one_parameter): Do replacement of const
26182 argument by constant in SSA form.
26184 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26186 PR middle-end/38028
26187 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26188 determine alignment passed to assign_stack_local.
26189 (assign_parms_unsplit_complex): Likewise.
26190 * except.c (sjlj_build_landing_pads): Likewise.
26192 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26194 PR middle-end/39360
26195 * tree-flow.h (add_referenced_var): Return bool instead of void.
26196 * tree-dfa.c (add_referenced_var): Return result of
26197 referenced_var_check_and_insert call.
26198 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26199 of referenced_var_check_and_insert.
26202 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26203 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26204 DIE, don't emit it if abstract origin already has it.
26205 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26206 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26208 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26210 * genpreds.c (needs_variable): Fix parentheses at variable name
26212 (write_tm_constrs_h): Indent generated code.
26214 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26216 * doc/extend.texi (Function Attributes): Add documentation
26217 for isr attributes.
26219 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26222 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26223 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26225 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26227 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26230 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26233 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26234 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26236 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26238 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26239 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26240 constants instead of magic numbers.
26241 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26243 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26244 (x86_64_ms_abi_int_parameter_registers): Ditto.
26245 (x86_64_int_return_registers): Ditto.
26246 (ix86_maybe_switch_abi): Ditto.
26247 (ix86_expand_call): Ditto for clobbered_registers array.
26248 (ix86_hard_regno_mode_ok): Ditto.
26249 (x86_extended_QIreg_mentioned_p): Ditto.
26251 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26253 PR tree-optimization/39349
26254 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26256 * combine.c (gen_lowpart_for_combine): Use omode when generating
26259 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26261 PR rtl-optimization/39235
26262 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26264 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26266 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26268 2009-03-04 Richard Guenther <rguenther@suse.de>
26270 PR tree-optimization/39362
26271 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26272 that occur in abnormal PHIs should be varying.
26274 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26276 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26278 (simple_iv): Take loop as an argument instead of statement.
26279 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26280 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26282 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26284 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26285 * matrix-reorg.c (analyze_transpose): Ditto.
26286 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26287 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26288 * tree-predcom.c (ref_at_iteration): Ditto.
26289 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26291 2009-03-04 Richard Guenther <rguenther@suse.de>
26293 PR tree-optimization/39358
26294 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26295 escaped_id and callused_id.
26296 (solve_graph): Likewise.
26298 2009-03-04 Richard Guenther <rguenther@suse.de>
26300 PR tree-optimization/39339
26301 * tree-sra.c (try_instantiate_multiple_fields): Make it
26302 no longer ICE on the above.
26304 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26306 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26307 that fits within Pmode.
26309 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26311 PR middle-end/10109
26312 * tm.texi (LIBCALL_VALUE): Update description.
26314 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26316 PR middle-end/34443
26317 * doc/extend.texi (section): Update description.
26319 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26321 PR middle-end/39345
26322 * tree-inline.c (remapped_type): New.
26323 (can_be_nonlocal): Call remapped_type instead of remap_type.
26325 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26328 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26329 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26331 2009-03-03 Richard Guenther <rguenther@suse.de>
26333 PR middle-end/39272
26334 * tree.c (tree_nonartificial_location): New function.
26335 * tree.h (tree_nonartificial_location): Declare.
26336 * builtins.c (expand_builtin_memory_chk): Provide location
26337 of the call location for artificial function pieces.
26338 (maybe_emit_chk_warning): Likewise.
26339 (maybe_emit_sprintf_chk_warning): Likewise.
26340 (maybe_emit_free_warning): Likewise.
26341 * expr.c (expand_expr_real_1): Likewise.
26343 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26345 PR tree-optimization/39343
26346 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26347 COMPONENT_REF t has ARRAY_TYPE.
26349 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26351 PR middle-end/39335
26352 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26353 when the type precision of the induction variable should be
26354 larger than the type precision of nit.
26355 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26356 * graphite.c (graphite_loop_normal_form): Same.
26357 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26359 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26361 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26362 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26363 numbers to describe clobbered registers.
26364 (*call_value_0_rex64_ms_sysv): Ditto.
26365 * config/i386/mmx.md (mmx_emms): Ditto.
26366 (mmx_femms): Ditto.
26368 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26370 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26373 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26375 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26376 (spu_section_type_flags): New function.
26378 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26380 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26381 reg_class_contents of FLOAT_REGS into a temporary.
26383 2009-03-02 Richard Guenther <rguenther@suse.de>
26384 Ira Rosen <irar@il.ibm.com>
26386 PR tree-optimization/39318
26387 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26388 information to the vectorized statement.
26390 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26392 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26393 variable. Use defined names instead of magic constants for REX SSE
26396 2009-03-01 Richard Guenther <rguenther@suse.de>
26398 PR tree-optimization/39331
26399 * omp-low.c (lower_send_shared_vars): Do not receive new
26400 values for the reference of DECL_BY_REFERENCE parms or results.
26402 2009-03-01 Jan Hubicka <jh@suse.cz>
26405 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26406 BLOCK_NONLOCALIZED_VAR): New macros.
26407 (tree_block): Add nonlocalized_vars.
26408 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26409 gen_decl_die): Add origin argument. Allow generation of die with
26410 origin at hand only.
26411 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26412 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26414 (gen_block_die): Fix checking for unused blocks.
26415 (process_scope_var): Break out from .... ; work with origins only.
26416 (decls_for_scope) ... here; process nonlocalized list.
26417 (dwarf2out_ignore_block): Look for nonlocalized vars.
26418 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26420 (dump_scope_block): Dump them.
26421 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26422 (remap_block): Likewise.
26423 (can_be_nonlocal): New predicate.
26424 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26426 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26428 * configure: Regenerate.
26430 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26432 * optc-gen.awk: No need to duplicate option flags twice.
26433 Reuse help texts for duplicate options which do not have any.
26435 * gcc.c (display_help): Document --version.
26437 * gcc.c (main): If print_help_list and verbose_flag, ensure
26438 driver output comes before subprocess output.
26440 * optc-gen.awk: Assign all remaining fields to help string,
26441 space-separated, for multi-line help in *.opt.
26443 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26444 -Wno-pedantic-ms-format is for MinGW targets only.
26446 * doc/options.texi (Option file format): Fix bad indentation,
26447 restoring dropped sentence.
26449 2009-02-28 Jan Hubicka <jh@suse.cz>
26451 * tree-inline.c (tree_function_versioning): Output debug info.
26453 2009-02-28 Jan Hubicka <jh@suse.cz>
26456 * tree-inline.c (setup_one_parameter): Do not copy propagate
26457 arguments when not optimizing.
26459 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26462 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26463 (avx_addsubv4df3): Likewise.
26464 (*avx_addsubv4sf3): Likewise.
26465 (sse3_addsubv4sf3): Likewise.
26466 (*avx_addsubv2df3): Likewise.
26467 (sse3_addsubv2df3): Likewise.
26468 (avx_unpckhps256): Correct item selectors.
26469 (avx_unpcklps256): Likewise.
26470 (avx_unpckhpd256): Likewise.
26471 (avx_unpcklpd256): Likewise.
26473 2009-02-28 Jan Hubicka <jh@suse.cz>
26475 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26477 (copy_arguments_for_versioning): If var is declared don't declare it.
26478 (tree_function_versioning): First setup substitutions and then copy
26481 2009-02-27 Jan Hubicka <jh@suse.cz>
26484 * cgraph.h (varpool_output_debug_info): Remove.
26485 * cgraphunit.c (varpool_output_debug_info): Remove.
26486 * dwarf2out.c (deferred_locations_struct): New struct
26487 (deferred_locations): New type.
26488 (deferred_locations_list): New static var.
26489 (deffer_location): New function.
26490 (gen_variable_die): Use it.
26491 (decls_for_scope): Output info on local static vars.
26492 (dwarf2out_finish): Process deferred locations.
26493 * varpool.c (varpool_output_debug_info): Remove.
26495 2009-02-27 Jan Hubicka <jh@suse.cz>
26498 * tree.h (TREE_PROTECTED): Fix comment.
26499 (BLOCK_HANDLER_BLOCK): Remove.
26500 (struct tree_block): Remove handler_block add body_block.
26501 (inlined_function_outer_scope_p): New.
26502 (is_body_block): Remove.
26503 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26504 * dwarf2out.c (is_inlined_entry_point): Remove.
26505 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26506 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26508 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26509 * gimplify.c (gimplify_expr): Gimplify body blocks.
26510 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26511 block with multiple subblocks.
26512 (dump_scope_block): Prettier output; dump more flags and info.
26513 (dump_scope_blocks): New.
26514 (remove_unused_locals): Use dump_scope_blocks.
26515 * tree-flow.h (dump_scope_blocks): Declare.
26516 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26517 * stmt.c (is_body_block): Remove.
26518 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26519 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26521 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26523 PR middle-end/39308
26524 * graphite.c (graphite_loop_normal_form): Do not call
26525 number_of_iterations_exit from a gcc_assert.
26527 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26529 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26530 jumps if COND is NULL.
26531 (find_cond_jump): New function.
26532 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26533 * config/s390/s390.md: Remove z10_cobra attribute value.
26535 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26537 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26538 force_const_mem returns NULL_RTX.
26540 2009-02-26 Jan Hubicka <jh@suse.cz>
26543 * cgraph.h (varpool_output_debug_info): Remove.
26544 * cgraphunit.c (varpool_output_debug_info): Remove.
26545 * dwarf2out.c (deferred_locations_struct): New struct
26546 (deferred_locations): New type.
26547 (deferred_locations_list): New static var.
26548 (deffer_location): New function.
26549 (gen_variable_die): Use it.
26550 (decls_for_scope): Output info on local static vars.
26551 (dwarf2out_finish): Process deferred locations.
26552 * varpool.c (varpool_output_debug_info): Remove.
26554 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26556 PR rtl-optimization/39241
26557 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26558 to subreg_offset_representable_p.
26560 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26562 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26563 execute function prototype. Get f and nregs from max_reg_num
26564 and get_insns. Remove the first backward pass as it's dead,
26565 guard the forward pass by flag_expensive_optimizations.
26566 (rest_of_handle_regmove): Delete.
26567 (pass_regmove): Replace it with regmove_optimize.
26569 2009-02-25 Martin Jambor <mjambor@suse.cz>
26571 PR tree-optimization/39259
26572 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26573 calls_alloca function flags.
26574 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26575 calls are detected.
26577 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26579 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26580 flags_set_1_rtx, flags_set_1_set): Delete.
26581 (regmove_optimize): Do not call mark_flags_life_zones.
26583 2009-02-24 Julian Brown <julian@codesourcery.com>
26586 * config/arm/arm.c (require_pic_register): Only set
26587 cfun->machine->pic_reg once per function.
26589 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26591 * doc/invoke.texi (Link Options): Document an easier way to pass
26592 options that take arguments to the GNU linker using -Xlinker and -Wl.
26594 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26597 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26599 2009-02-24 Richard Guenther <rguenther@suse.de>
26602 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26604 2009-02-24 Richard Guenther <rguenther@suse.de>
26605 Zdenek Dvorak <ook@ucw.cz>
26607 PR tree-optimization/39233
26608 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26609 from converting them to a generic type.
26611 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26613 PR tree-optimization/39260
26614 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26615 contains a condition with a real type.
26616 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26618 2009-02-23 Jason Merrill <jason@redhat.com>
26621 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26622 narrowing_initializer_constant_valid_p.
26623 (narrowing_initializer_constant_valid_p): Don't return
26624 null_pointer_node for adding a pointer to itself.
26626 2009-02-23 Jan Hubicka <jh@suse.cz>
26629 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26632 2009-02-23 Jan Hubicka <jh@suse.cz>
26634 PR tree-optimization/37709
26635 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26636 * tree.h (block_ultimate_origin): Declare.
26637 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26638 * tree-ssa-live.c (remove_unused_scope_block_p):
26639 Eliminate blocks containig no instructions nor live variables nor
26641 (dump_scope_block): New function.
26642 (remove_unused_locals): Enable removal of dead blocks by default;
26643 enable dumping at TDF_DETAILS.
26645 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26647 * config/i386/i386.c (classify_argument): Don't allow COImode
26649 (function_arg_advance_32): Don't allow OImode.
26650 (function_arg_32): Likewise.
26651 (function_value_32): Likewise.
26652 (return_in_memory_32): Likewise.
26653 (function_arg_64): Remove OImode comment.
26655 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26658 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26659 ix86_expand_vector_set for V4DImode in 64bit mode only.
26660 (ix86_expand_vector_init_one_var): Likewise.
26662 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26664 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26666 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26669 * loop-iv.c: Revert last change.
26670 * emit-rtl.c: Likewise.
26672 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26675 * config/i386/i386.c (type_natural_mode): Remove an extra
26676 space in the warning message.
26677 (function_value_32): Handle 32-byte vector modes.
26678 (return_in_memory_32): Likewise.
26680 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26682 * loop-iv.c (truncate_value): New function.
26683 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26685 (lowpart_subreg): Move to...
26686 * emit-rtl.c: ...here.
26688 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26690 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26691 accidental and undocumented change at revision 140860.
26693 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26695 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26696 take gimple_seq * arguments.
26697 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26698 types_compatible_p langhook.
26700 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26701 Joseph Myers <joseph@codesourcery.com>
26703 * config/arm/arm.c (arm_builtin_va_list): New function.
26704 (arm_expand_builtin_va_start): Likewise.
26705 (arm_gimplify_va_arg_expr): Likewise.
26706 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26707 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26708 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26709 (va_list_type): New variable.
26710 (arm_mangle_type): Mangle va_list_type appropriately.
26712 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26714 PR middle-end/39157
26715 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26716 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26717 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26718 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26719 parameter to 1000 for -O1 by default.
26720 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26722 * loop-invariant.c: Include params.h.
26723 (move_loop_invariants): Don't call move_single_loop_invariants on
26726 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26728 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26729 offset when calculating bounds for indexing stack_usage_map. Fixes
26730 a buffer overflow with certain target setups.
26732 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26735 * calls.c (expand_call): Clear try_tail_call if caller and callee
26736 disagree in promotion of function return value.
26738 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26741 * c-common.c (c_determine_visibility): If visibility changed and
26742 DECL_RTL has been already set, call make_decl_rtl to update symbol
26745 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26748 * varasm.c (assemble_variable): Don't check DECL_NAME when
26749 globalizing a variable.
26751 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26754 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26755 expression before any __builtin_trap call.
26756 * c-typeck.c (build_function_call): Convert and check function
26757 arguments before generating a call to a trap. Evaluate the
26758 function arguments before the trap.
26760 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26763 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26764 (UNSPEC_FXAM_MEM): New unspec.
26765 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26766 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26767 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26769 2009-02-19 Richard Guenther <rguenther@suse.de>
26771 PR tree-optimization/39207
26772 PR tree-optimization/39074
26773 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26774 storedanything_tree): New.
26775 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26776 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26777 (build_succ_graph): Add edges from STOREDANYTHING to all
26779 (init_base_vars): Initialize STOREDANYTHING.
26780 (compute_points_to_sets): Free substitution info after
26781 building the succ graph.
26782 (ipa_pta_execute): Likewise.
26784 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26786 (do_ds_constraint): Do not add to special var or non-pointer
26788 (type_could_have_pointers): Split out from ...
26789 (could_have_pointers): ... here. For arrays use the element type.
26790 (create_variable_info_for): Initialize may_have_pointers.
26791 (new_var_info): Likewise.
26792 (handle_lhs_call): Make the HEAP variable unknown-sized.
26793 (intra_create_variable_infos): Use a type with pointers for
26794 PARM_NOALIAS, make it unknown-sized.
26796 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26799 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26801 2009-02-18 Jason Merrill <jason@redhat.com>
26804 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26805 value if DECL_EXTERNAL.
26806 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26807 * target.h (gcc_target::binds_local_p): Clarify "module".
26808 * tree.h (TREE_PUBLIC): Clarify "module".
26810 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26813 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26814 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26816 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26819 * c.opt (Wabi): Support C and ObjC.
26822 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26824 * config/i386/i386.c (classify_argument): Warn once about the ABI
26825 change when passing union with long double.
26827 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26829 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26832 * c-parser.c (c_parser_compound_statement): Always enter and leave
26835 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26838 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26840 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26842 PR tree-optimization/36922
26843 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26844 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26847 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26849 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26852 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26854 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26856 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26858 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26861 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26862 Richard Sandiford <rdsandiford@googlemail.com>
26864 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26865 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26866 (loongson_biadd): ...this.
26868 2009-02-17 Richard Guenther <rguenther@suse.de>
26870 PR tree-optimization/39202
26871 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26872 a var make sure to follow existing collapses.
26874 2009-02-17 Richard Guenther <rguenther@suse.de>
26876 PR middle-end/39214
26877 * langhooks.c (lhd_print_error_function): Check for NULL block.
26879 2009-02-17 Richard Guenther <rguenther@suse.de>
26881 PR tree-optimization/39204
26882 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26885 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26887 * config/soft-fp/double.h: Update from glibc CVS.
26889 2009-02-17 Richard Guenther <rguenther@suse.de>
26891 PR tree-optimization/39207
26892 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26893 strict-aliasing warnings for pointers pointing to NULL.
26895 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26898 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26899 skipping until next close brace.
26901 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26904 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26905 to function argument boundary.
26907 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26909 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26910 in the lea_add. Reload eventually constraints it properly.
26911 * config/picochip/constraints.md: Remove the target constraint
26912 "b", since it is not needed anymore.
26914 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26916 * gthr-dce.h: Uglify function parameter and local variable names.
26917 * gthr-gnat.h: Likewise.
26918 * gthr-mipssde.h: Likewise.
26919 * gthr-nks.h: Likewise.
26920 * gthr-posix95.h: Likewise.
26921 * gthr-posix.h: Likewise.
26922 * gthr-rtems.h: Likewise.
26923 * gthr-single.h: Likewise.
26924 * gthr-solaris.h: Likewise.
26925 * gthr-tpf.h: Likewise.
26926 * gthr-vxworks.h: Likewise.
26927 * gthr-win32.h: Likewise.
26929 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26932 * config/i386/i386.md: Restrict the new peephole2 to move
26933 between MMX/SSE registers.
26935 2009-02-15 Richard Guenther <rguenther@suse.de>
26938 2009-02-13 Richard Guenther <rguenther@suse.de>
26940 * configure.ac: Enable LFS.
26941 * configure: Re-generate.
26942 * config.in: Likewise.
26944 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26946 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26947 spu_srqwbyte, spu_srqwbytebc): Define.
26948 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26949 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26950 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26951 "shrqby_<mode>"): New insn-and-split patterns.
26952 * config/spu/spu.c (expand_builtin_args): Determine and return
26953 number of operands using spu_builtin_description data.
26954 (spu_expand_builtin_1): Use it.
26956 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26959 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26962 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26965 * config/i386/i386.c (override_options): Correct warning
26966 messages for -malign-loops, -malign-jumps and -malign-functions.
26968 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26971 * config/i386/i386.md: Restrict the new peephole2 to move
26972 between the general purpose registers.
26974 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26977 * config/i386/i386.c (type_natural_mode): Add a new argument.
26978 Return the original mode and warn ABI change if vector size is 32byte.
26979 (function_arg_advance): Updated.
26980 (function_arg): Likewise.
26981 (ix86_function_value): Likewise.
26982 (ix86_return_in_memory): Likewise.
26983 (ix86_sol10_return_in_memory): Likewise.
26984 (ix86_gimplify_va_arg): Likewise.
26985 (function_arg_32): Don't warn ABX ABI change here.
26986 (function_arg_64): Likewise.
26988 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26990 * loop-iv.c (implies_p): In the final case, test that operands 0
26991 of the two comparisons match.
26993 * config/bfin/bfin.c (find_prev_insn_start): New function.
26994 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26995 (find_next_insn_start): Move.
26997 2009-02-13 Richard Guenther <rguenther@suse.de>
26999 * configure.ac: Enable LFS.
27000 * configure: Re-generate.
27001 * config.in: Likewise.
27003 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27006 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27007 sizes on syntax error after some arguments have been parsed.
27009 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27011 * doc/invoke.texi (-fira): Remove.
27013 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27015 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27016 * recog.c: Likewise.
27019 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27021 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27022 (umul_ppmm): Likewise.
27023 (count_leading_zeros): Likewise.
27024 (count_trailing_zeros): Likewise.
27025 (UMUL_TIME): Likewise.
27027 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27029 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27030 soft-fp/t-softfp to tmake_file.
27032 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27033 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27034 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27035 IA64_BUILTIN_INFQ]: New.
27036 (ia64_init_builtins): Initialize __builtin_infq,
27037 __builtin_fabsq and __builtin_copysignq if not HPUX.
27038 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27039 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27041 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27043 (__fixtfti): Likewise.
27044 (__fixunstfti): Likewise.
27045 (__floattitf): Likewise.
27047 * config/ia64/libgcc-glibc.ver: New.
27048 * config/ia64/t-fprules-softfp: Likewise.
27049 * config/ia64/sfp-machine.h: Likewise.
27051 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27052 (LIBGCC2_TF_CEXT): Likewise.
27053 (TF_SIZE): Likewise.
27054 (TARGET_INIT_LIBFUNCS): Likewise.
27056 * config/ia64/t-glibc (SHLINB_MAPFILES):
27057 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27059 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27061 * config/i386/i386.c (construct_container): Rewrite processing
27062 BLKmode with X86_64_SSE_CLASS.
27064 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27067 * config/i386/i386.md: Replace simplify_replace_rtx with
27068 replace_rtx in the new peephole2.
27070 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27072 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27073 loop unrolling do not happen at -O2.
27075 2009-02-12 Michael Matz <matz@suse.de>
27077 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27079 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27081 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27084 2009-02-12 Ben Elliston <bje@au.ibm.com>
27086 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27087 patterns when updating the back chain. Missed in the 2009-02-10
27090 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27092 * doc/extend.texi (Decimal Floating Types): Update identifier of
27093 draft TR and list of missing support.
27095 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27097 PR middle-end/39154
27098 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27099 bit to variable length decl's flags, add it also to its
27100 pointer replacement variable.
27102 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27103 Jakub Jelinek <jakub@redhat.com>
27106 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27107 (memory_blockage): New expander.
27108 (*memory_blockage): New insn pattern.
27109 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27110 instead of general blockage at the end of function prologue when
27111 frame pointer is used to access red zone area. Do not emit blockage
27112 when profiling, it is emitted in generic code.
27113 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27114 function epilogue when frame pointer is used to access red zone area.
27116 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27119 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27120 by arithmetic with memory operands.
27121 * config/i386/predicates.md (commutative_operator): New.
27123 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27125 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27128 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27130 * alias.h (record_alias_subset): Declare.
27131 * alias.c (record_alias_subset): Make global.
27133 2009-02-10 Nick Clifton <nickc@redhat.com>
27135 * tree-parloops.c: Change license to GPLv3.
27136 * ipa-struct-reorg.c: Change license to GPLv3.
27137 * ipa-struct-reorg.h: Change license to GPLv3.
27139 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27142 * c-decl.c (start_struct): Return NULL on error.
27144 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27146 PR middle-end/39124
27147 * cfgloopmanip.c (remove_path): Call remove_bbs after
27148 cancel_loop_tree, not before it.
27151 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27152 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27153 VAR_DECLs were seen.
27154 * tree-ssa-live.c (remove_unused_locals): Recompute
27155 cfun->has_local_explicit_reg_vars.
27156 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27157 copies or clearings if cfun->has_local_explicit_reg_vars.
27159 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27162 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27163 of function prologue when frame pointer is used to access
27166 2009-02-10 Richard Guenther <rguenther@suse.de>
27168 PR middle-end/39127
27169 * gimplify.c (gimple_regimplify_operands): Always look if
27170 we need to create a temporary.
27172 2009-02-10 Richard Guenther <rguenther@suse.de>
27174 PR tree-optimization/39132
27175 * tree-loop-distribution.c (todo): New global var.
27176 (generate_memset_zero): Trigger TODO_rebuild_alias.
27177 (tree_loop_distribution): Return todo.
27179 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27182 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27183 (x86_64_reg_class_name): Removed.
27184 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27185 first one isn't X86_64_SSE_CLASS or any other ones aren't
27186 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27187 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27188 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27189 and 3 X86_64_SSEUP_CLASS.
27190 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27191 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27193 2009-02-10 Ben Elliston <bje@au.ibm.com>
27195 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27196 form instruction to update the stack back chain word, even if the
27197 user has disabled the generation of update instructions.
27198 (movdi_<mode>_update_stack): New.
27199 (movsi_update_stack): Likewise.
27200 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27201 always use an update form instruction to update the stack back
27204 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27206 PR middle-end/38953
27207 * graphite.c (if_region_set_false_region): After moving a region in
27208 the false branch of a condition, remove the empty dummy basic block.
27209 (gloog): Remove wrong fix for PR38953.
27211 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27213 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27214 generation due to implicit sign extension.
27216 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27218 PR middle-end/38981
27219 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27220 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27222 2009-02-09 Richard Guenther <rguenther@suse.de>
27224 PR middle-end/35202
27225 * convert.c (convert_to_real): Disable (float)fn((double)x)
27226 to fnf(x) conversion if errno differences may occur and
27227 -fmath-errno is set.
27229 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27231 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27232 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27233 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27235 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27238 * c-common.c (handle_alias_attribute): Disallow attribute for
27239 anything not a FUNCTION_DECL or VAR_DECL.
27241 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27244 * real.c (do_compare): Special-case compare of zero against
27245 decimal float value.
27247 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27250 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27251 as indicating flexible array members unless the field itself is
27252 being declarared as the incomplete array.
27254 2009-02-06 Jan Hubicka <jh@suse.cz>
27256 PR tree-optimization/38844
27257 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27258 is already inlined.
27260 2009-02-06 Richard Guenther <rguenther@suse.de>
27262 PR middle-end/38977
27263 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27264 fork because we may expand it as __gcov_fork.
27266 2009-02-06 Nick Clifton <nickc@redhat.com>
27268 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27270 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27272 PR tree-optimization/35659
27273 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27274 vn_phi_eq): Shortcut if hashcode does not match.
27275 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27277 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27278 and avoid iterative_hash_expr.
27279 (FOR_EACH_VALUE_ID_IN_SET): New.
27280 (value_id_compare): Remove.
27281 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27282 sort expressions by value id.
27284 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27287 * config/sh/predicates.md (general_movsrc_operand): Don't check
27288 the subreg of system registers here.
27290 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27293 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27294 on the copied decl.
27296 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27298 PR rtl-optimization/39110
27299 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27300 addresses, not aligned ones.
27302 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27303 Richard Guenther <rguenther@suse.de>
27305 PR tree-optimization/39100
27306 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27307 comment says and add edges.
27309 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27312 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27313 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27315 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27317 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27318 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27319 register_bb_in_sese, new_sese, free_sese): Moved.
27320 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27321 outermost_loop_in_scop, build_scop_iteration_domain,
27322 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27323 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27324 Use loop_in_sese_p instead of loop_in_scop_p.
27325 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27326 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27327 (scopdet_basic_block_info): Fix bug in scop detection.
27328 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27329 eq_loop_to_cloog_loop): Remove.
27330 (nb_loops_around_loop_in_scop, nb_loop
27331 ref_nb_loops): Moved here...
27332 * graphite.h (ref_nb_loops): ... from here.
27333 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27334 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27335 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27337 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27338 Hans-Peter Nilsson <hp@axis.com>
27340 PR rtl-optimization/37889
27341 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27342 Move offset handling from PLUS to before the switch. Use new
27343 arguments when considering SYMBOL_REFs too.
27344 (rtx_addr_can_trap_p): Pass dummy offset and size.
27345 (enum may_trap_p_flags): Remove.
27346 (may_trap_p_1): Pass size from MEM_SIZE.
27348 PR rtl-optimization/38921
27349 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27350 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27351 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27352 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27354 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27356 AVX Programming Reference (January, 2009)
27357 * config/i386/sse.md (*vpclmulqdq): New.
27359 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27361 PR tree-optimization/38977
27362 PR gcov-profile/38292
27363 * calls.c (special_function_p): Disregard __builtin_ prefix.
27365 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27367 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27368 non-indexable addresses even before reload.
27370 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27373 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27374 as having variable size. Do not give an error for unnamed
27375 parameters with [*] declarators. Give a warning for type names
27376 with [*] declarators and mark them as variable size.
27377 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27378 for sizeof applied to [*] type names.
27380 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27383 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27385 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27387 * gcc.c (process_command): Update copyright notice dates.
27388 * gcov.c (print_version): Likewise.
27389 * gcov-dump.c (print_version): Likewise.
27390 * mips-tfile.c (main): Likewise.
27391 * mips-tdump.c (main): Likewise.
27393 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27396 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27397 for composite type involving a zero-length array type.
27399 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27402 * function.c (match_asm_constraints_1): Skip over
27403 initial optional % in the constraint.
27405 PR inline-asm/39059
27406 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27407 supported, don't accept FIXED_CSTs.
27408 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27409 and _Sat is used without _Fract/_Accum. Set specs->type to
27410 integer_type_node for cts_fract/cts_accum if fixed point is not
27413 2009-02-02 Catherine Moore <clm@codesourcery.com>
27415 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27417 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27419 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27420 (ABI_HAS_64BIT_SYMBOLS): Use it.
27421 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27423 2009-02-02 Paul Brook <paul@codesourcery.com>
27425 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27427 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27429 PR inline-asm/39058
27430 * recog.h (asm_operand_ok): Add constraints argument.
27431 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27432 recurse on matching constraint.
27433 (check_asm_operands): Pass constraints as 3rd argument to
27434 asm_operand_ok. Don't look up matching constraint here.
27435 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27438 2009-02-02 Ben Elliston <bje@au.ibm.com>
27440 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27441 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27443 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27445 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27446 information. Remove some obsolete information. Reorganize.
27448 * config/pa/fptr.c: Revert license to GPL 2.
27449 * config/pa/milli64.S: Likewise.
27451 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27454 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27455 LIBRARY name in, instead of hard-coding it.
27456 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27457 extra target make frag to tmake_files according to EH model.
27458 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27459 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27460 frags that define makefile variable EH_MODEL appropriately.
27461 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27462 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27463 to "-sjlj" according to type of EH configured.
27464 (LIBGCC_SONAME): Concatenate it to shared library base name.
27465 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27466 to "_sjlj" according to type of EH configured.
27467 (LIBGCC_SONAME): Concatenate it to shared library base name.
27468 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27469 (SHLIB_LINK): Add missing semicolon to if-else construct.
27470 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27471 string value of "pe_dll" command-line option.
27472 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27473 (SHLIB_SONAME): Use it when overriding t-cygming default.
27474 (SHLIB_IMPLIB): Override t-cygming default.
27475 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27476 string value of "pe_dll" command-line option.
27478 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27481 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27482 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27484 2009-01-31 Richard Guenther <rguenther@suse.de>
27486 PR tree-optimization/38937
27487 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27488 computing the transitive closure.
27490 2009-01-30 Richard Guenther <rguenther@suse.de>
27492 PR tree-optimization/39041
27493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27494 Propagate variable indices only if the types match for this stmt.
27496 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27499 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27500 inline but never defined.
27502 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27504 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27505 (*insv_h_di_reg_extimm): New insn.
27506 (*insv_l<mode>_reg_extimm): New insn.
27508 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27510 * config/picochip/picochip.c (flag_conserve_stack): set
27511 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27512 fconserve-stack. Reduce call-overhead used by inliner.
27514 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27517 * common.opt (flag_conserve_stack): Initialised to zero.
27519 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27522 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27523 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27526 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27528 * ira-color.c (allocno_reload_assign): Update comments.
27529 * regmove.c (regmove_optimize): Likewise.
27533 2009-01-29 Robert Millan <rmh@aybabtu.com>
27535 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27536 * config/i386/kopensolaris-gnu.h: New file. Undefine
27537 `MD_UNWIND_SUPPORT'.
27538 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27540 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27542 PR tree-optimization/39007
27543 * tree-loop-distribution.c (generate_builtin): Use
27544 recompute_dominator to compute the immediate dominator of the
27545 basic block just after the loop.
27547 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27549 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27550 (ASM_OUTPUT_DWARF_PCREL): Define.
27552 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27554 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27555 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27556 global. Modify entries about regmove and IRA.
27558 * ra-conflict.c: Remove the file.
27560 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27562 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27563 (pass_regclass_init): Rename to pass_reginfo_init.
27565 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27567 * toplev.h (flag_ira): Remove.
27569 * caller-save.c (setup_save_areas): Remove flag_ira.
27571 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27573 * global.c: Remove the file.
27575 * opts.c (decode_options): Remove flag_ira.
27577 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27579 * regmove.c: Modify file description.
27580 (find_use_as_address, try_auto_increment): Define them only if
27581 AUTO_INC_DEC is defined.
27582 (replacement_quality, replace_in_call_usage, fixup_match_1,
27583 stable_and_no_regs_but_for_p): Remove.
27584 (reg_set_in_bb): Make it static.
27585 (regmove_optimize): Remove flag_ira and code which worked for
27588 * local-alloc.c: Remove the file.
27590 * common.opt (fira): Remove.
27592 * ira.c: Include except.h.
27593 (eliminable_regset): Move from global.c.
27594 (mark_elimination): Ditto. Remove flag_ira.
27595 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27596 equiv_mem_modified, validate_equiv_mem_from_store,
27597 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27598 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27599 no_equiv, recorded_label_ref): Move from local-alloc.c.
27600 (update_equiv_regs): Ditto. Make it static.
27601 (print_insn_chain, print_insn_chains): Move it from global.c.
27602 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27603 (build_insn_chain): Ditto. Make it static.
27604 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27605 Rename to init_live_subregs.
27606 (gate_ira): Remove flag_ira.
27608 * regclass.c: Rename reginfo.c. Change file description.
27609 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27610 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27611 (init_reg_sets_1): Remove code for evaluation of
27612 reg_class_superclasses and losing_caller_save_reg_set.
27613 (init_regs): Remove init_reg_autoinc.
27614 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27615 ok_for_base_p_nonstrict): Remove.
27616 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27617 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27618 corresponding entries.
27619 (dump_regclass, record_operand_costs, scan_one_insn,
27620 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27621 record_address_regs, auto_inc_dec_reg_p): Remove.
27622 (gt-regclass.h): Rename to gt-reginfo.h.
27624 * rtl.h (dump_global_regs, retry_global_alloc,
27625 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27627 * Makefile.in (RA_H): Remove.
27628 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27629 Rename regclass.o to reginfo.o.
27630 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27632 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27633 (GTFILES): Rename regclass.c to reginfo.c.
27635 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27636 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27638 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27639 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27641 (finish_spills): Ditto. Remove code for !flag_ira.
27643 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27645 PR middle-end/35854
27646 * doc/invoke.texi (rtl debug options): Complete rewrite.
27647 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27649 * mode-switching.c (pass_mode_switching): Rename pass from
27650 "mode-sw" to "mode_sw".
27651 * except.c (pass_convert_to_eh_ranges): Rename pass from
27652 "eh-ranges" to "eh_ranges".
27653 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27657 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27658 Alexander Monakov <amonakov@ispras.ru>
27660 PR middle-end/38857
27661 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27663 (move_exprs_to_boundary): Change return type and pass through
27664 should_move from move_op. Relax assert. Update usage ...
27665 (schedule_expr_on_boundary): ... here. Use should_move instead of
27667 (move_op_orig_expr_found): Indicate that insn was disconnected from
27669 (code_motion_process_successors): Do not call after_merge_succs
27670 callback if original expression was not found when traversing any of
27672 (code_motion_path_driver): Change return type. Update prototype.
27673 (move_op): Update comment. Add a new parameter (should_move). Update
27674 prototype. Set *should_move based on indication provided by
27675 move_op_orig_expr_found.
27677 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27679 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27680 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27681 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27682 * config/rs6000/rs6000.c (rs6000_override_options): Default
27683 avoid-indexed-addresses on for Power6, off for everything else.
27684 (avoiding_indexed_address_p): New function.
27685 (rs6000_legitimize_address): Use it.
27686 (rs6000_legitimate_address): Likewise.
27687 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27689 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27691 PR tree-optimization/38997
27692 * tree-loop-distribution.c (generate_memset_zero): Use
27693 POINTER_PLUS_EXPR for a pointer addition.
27695 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27697 * config/s390/s390.md (bswap<mode>2): New pattern added.
27699 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27701 * config/s390/s390.md (*tls_load_31): Added type attribute.
27703 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27705 * config/s390/s390.md: Fix a few comments.
27707 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27709 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27710 (*tm<mode>_full): Fixed z10prop attribute.
27711 (*tst<mode>_extimm): Fixed z10prop attribute.
27712 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27713 (*tstqiCCT_cconly): Fixed z10prop attribute.
27714 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27715 (*movsi_larl): Fixed z10prop attribute.
27716 (*movsi_zarch): Fixed z10prop attribute.
27717 (*movsi_eas): Fixed z10prop attribute.
27718 (*movhi): Fixed z10prop attribute.
27719 (*movqi): Fixed z10prop attribute.
27720 (*movstrictqi): Fixed z10prop attribute.
27721 (*mov<mode>): Fixed z10prop attribute.
27722 (*movcc): Fixed z10prop attribute.
27723 (*sethighpartdi_64): Fixed z10prop attribute.
27724 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27725 (*negdi2_sign_cc): Fixed z10prop attribute.
27726 (*negdi2_sign): Fixed z10prop attribute.
27727 (*absdi2_sign_cc): Fixed z10prop attribute.
27728 (*absdi2_sign): Fixed z10prop attribute.
27729 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27730 (*negabsdi2_sign): Fixed z10prop attribute.
27731 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27732 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27733 (doloop_si64): Fixed z10prop attribute.
27734 (doloop_si31): Fixed z10prop attribute.
27735 (doloop_long): Fixed z10prop attribute.
27736 (indirect_jump): Fixed z10prop attribute.
27737 (nop): Fixed z10prop attribute.
27738 (main_base_64): Fixed z10prop attribute.
27739 (reload_base_64): Fixed z10prop attribute.
27741 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27743 PR rtl-optimization/38740
27744 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27746 * config/mips/mips.c (mips_reorg): Likewise.
27748 2009-01-28 Richard Guenther <rguenther@suse.de>
27750 PR tree-optimization/38926
27751 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27752 with the correct value id to a value.
27753 (do_regular_insertion): Use the value number of edoubleprime
27754 for the value number of the expr.
27757 2008-08-21 Richard Guenther <rguenther@suse.de>
27759 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27760 a PHI ask VN if it is already available.
27761 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27762 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27764 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27766 PR middle-end/38934
27767 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27768 set to varying whenever max has TREE_OVERFLOW set, similarly
27769 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27771 2009-01-28 Richard Guenther <rguenther@suse.de>
27773 PR middle-end/38908
27774 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27775 uninitialized aggregate uses in call arguments.
27777 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27779 PR tree-optimization/38984
27780 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27781 the nothing_id variable if -fno-delete-null-pointer-checks.
27783 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27786 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27787 (set_got_offset_rex64): Ditto.
27789 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27792 * doc/extend.texi: Improve local variable with asm reg.
27794 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27796 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27797 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27798 was not supplied then set warn_packed_bitfield_compat to the
27799 default value of 1.
27800 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27803 2009-01-27 Richard Guenther <rguenther@suse.de>
27805 PR tree-optimization/38503
27806 * cfgexpand.c (expand_gimple_basic_block): Ignore
27807 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27808 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27809 variables that cannot have TBAA applied.
27810 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27813 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27815 PR middle-end/38969
27816 * calls.c (initialize_argument_information): Do not wrap complex
27817 arguments in SAVE_EXPR.
27819 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27821 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27822 (INSTALL_LIBGCC): Revert typo commit.
27824 2009-01-26 Richard Guenther <rguenther@suse.de>
27826 PR tree-optimization/38745
27827 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27828 from special handling.
27830 2009-01-26 Richard Guenther <rguenther@suse.de>
27832 PR tree-optimization/38745
27833 * tree-ssa.c (execute_update_addresses_taken): Do not include
27834 variables that cannot possibly be a register in not_reg_needs.
27835 Do not clear TREE_ADDRESSABLE on vars that may not become
27837 * tree-ssa.c (update_alias_info_1): Include those in the set
27838 of addressable vars.
27840 2009-01-26 Richard Guenther <rguenther@suse.de>
27842 PR middle-end/38851
27843 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27844 * tree-ssa-dse.c: Include langhooks.h
27845 (execute_simple_dse): Remove stores with zero size.
27847 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27850 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27853 2009-01-24 Julian Brown <julian@codesourcery.com>
27855 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27856 config/arm/linux-atomic.c.
27857 * config/arm/linux-atomic.c: New.
27859 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27861 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27862 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27863 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27865 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27868 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27871 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27873 PR tree-optimization/38953
27874 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27875 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27876 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27877 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27880 2009-01-24 Paul Brook <paul@codesourcery.com>
27882 * config/arm/neon.md (neon_type): Move to arm.md.
27883 (neon_mov<VSTRUCT>): Add neon_type attribute.
27884 * config/arm/arm.md (neon_type): Move to here.
27885 (conds): Add "unconditioal" and use as default for NEON insns.
27887 2009-01-24 Ben Elliston <bje@au.ibm.com>
27889 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27890 void *' warning from -Wc++-compat.
27891 * Makefile.in (dominance.o-warn): Remove.
27893 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27895 PR tree-optimization/38932
27896 * fold-const.c (fold_unary_ignore_overflow): New.
27897 * tree.h (fold_unary_ignore_overflow): Declare.
27898 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27899 * tree-ssa-sccvn.c (visit_reference_op_load,
27900 simplify_unary_expression): Likewise.
27902 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27904 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27905 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27906 regardless of their type.
27907 * c-common.c (handle_packed_attribute): Don't ignore packed on
27909 * c.opt (Wpacked-bitfield-compat): New warning option.
27910 * stor-layout.c (place_field): Warn if offset of a field changed.
27911 * doc/extend.texi (packed): Mention the ABI change.
27912 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27913 (Warning Options): Add it to the list.
27915 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27917 * c-opts.c (c_common_post_options): Fix a typo in comments.
27919 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27921 PR middle-end/38615
27922 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27923 variables to static.
27924 * doc/invoke.texi (-fmerge-all-constants): Update description.
27926 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27929 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27930 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27932 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27934 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27936 (LOCAL_ALIGNMENT): Similarly.
27938 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27939 Joseph Myers <joseph@codesourcery.com>
27941 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27942 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27943 * config/arm/arm-tune.md: Regenerate.
27944 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27947 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27949 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27950 version number to five.
27952 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27955 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27956 * c-common.c (set_underlying_type): Likewise.
27957 (is_typedef_decl ): Likewise
27959 (set_underlying_type): Likewise.
27960 (is_typedef_type): Likewise.
27962 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27964 PR middle-end/38587
27965 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27968 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27971 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27972 (LIBGCC_SPEC): Don't define.
27973 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27975 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27977 PR rtl-optimization/38879
27978 * alias.c (base_alias_check): Unaligned access via AND address can
27979 alias all surrounding object types except those with sizes equal
27980 or wider than the size of unaligned access.
27982 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27985 * c-decl.c (clone_underlying_type): Move this ...
27986 * c-common.c (set_underlying_type): ... here.
27987 Also, make sure the function properly sets TYPE_STUB_DECL() on
27988 the newly created typedef variant type.
27989 (is_typedef_decl ): New entry point.
27990 * tree.h: Added a new member member_types_needing_access_check to
27991 struct tree_decl_non_common.
27992 (set_underlying_type): New entry point.
27993 (is_typedef_type): Likewise.
27995 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27997 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27998 Check whether two instructions have memory references that
27999 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28000 are helper functions for traversing.
28001 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28002 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28003 not to draw dependency edge for instructions with non-conflicting
28006 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28009 * longlong.h: Update copyright years. Use soft-fp license notice.
28010 Sync __clz_tab declaration with glibc.
28012 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28015 * doc/extend.texi (syscall_linkage): New.
28016 (version_id): Modify.
28018 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28019 Richard Guenther <rguenther@suse.de>
28021 PR tree-optimization/38747
28022 PR tree-optimization/38748
28023 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28024 conversion if the base address is an indirect reference and the
28025 aliasing sets could cause issues.
28027 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28029 * common.opt (fgraphite, fgraphite-identity): Add comment for
28030 explaining why these options are not documented.
28032 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28034 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28035 gimple_call_lhs is NULL.
28037 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28040 * emit-rtl.c (adjust_address_1): Make sure memref is never
28043 2009-01-20 Ben Elliston <bje@au.ibm.com>
28045 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28046 const qualifier from arg parameter. Remove unnecessary cast to char *.
28047 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28048 const qualifier from arg 2.
28050 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28052 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28054 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28057 * rtl.h (reinit_regs): New prototype.
28058 * regclass.c: Include ira.h.
28059 (reinit_regs): New.
28060 * Makefile.in (regclass.o): Add ira.h.
28061 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28063 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28066 * c-common.c (handle_aligned_attribute): Use
28067 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28068 default alignment value.
28070 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28072 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28073 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28075 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28076 __BIGGEST_ALIGNMENT__.
28078 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28080 2009-01-18 Richard Guenther <rguenther@suse.de>
28082 PR tree-optimization/38819
28083 * tree-flow.h (operation_could_trap_helper_p): Declare.
28084 * tree-eh.c (operation_could_trap_helper_p): Export.
28085 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28086 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28087 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28088 are about to insert a possibly trapping instruction and fail
28091 2009-01-18 Andreas Schwab <schwab@suse.de>
28093 * doc/install.texi (Configuration): Remove obsolete paragraph
28094 about use of --with-gnu-ld with --with-gnu-as.
28096 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28098 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28099 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28100 Follow spelling conventions.
28102 2009-01-18 Ben Elliston <bje@au.ibm.com>
28104 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28105 C++ warning about implicit conversion from void * to struct
28107 (bitmap_obstack_free): Likewise for bitmap_element *.
28108 * Makefile.in (bitmap.o-warn): Remove.
28110 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28112 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28114 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28115 Tobias Grosser <tobi.grosser@amd.com>
28117 * graphite.c (graphite_trans_scop_block): Do not block single
28120 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28122 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28123 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28124 test with assertion.
28126 2009-01-16 Richard Guenther <rguenther@suse.de>
28128 PR tree-optimization/38835
28129 PR middle-end/36227
28130 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28131 and INT + PTR -> (INT)(PTR p+ INT) folding.
28132 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28134 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28137 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28138 the subreg from a lowpart subreg if it is also casting the value.
28140 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28141 Tobias Grosser <tobi.grosser@amd.com>
28143 * graphite.c (compare_prefix_loops): New.
28144 (build_scop_canonical_schedules): Rewritten.
28145 (graphite_transform_loops): Move build_scop_canonical_schedules
28146 after build_scop_iteration_domain.
28148 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28149 Tobias Grosser <tobi.grosser@amd.com>
28151 * graphite.c (add_conditions_to_domain): Add the loops to
28152 the dimension of the iteration domain. Do copy the domain
28153 only when it exists.
28154 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28155 (add_conditions_to_constraints): New.
28156 (can_generate_code_stmt, can_generate_code): Removed.
28157 (gloog): Do not call can_generate_code.
28158 (graphite_transform_loops): Call add_conditions_to_constraints
28159 after building the iteration domain.
28161 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28163 PR tree-optimization/38789
28164 * tree-ssa-threadedge.c
28165 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28166 __builtin_constant_p.
28168 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28170 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28171 examined before deleting them.
28173 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28175 * function.c (aggregate_value_p): Correctly extract the function
28176 type from CALL_EXPR_FN lookup.
28178 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28180 * config/picochip/picochip.c (picochip_override_options): Revert
28181 CFI asm flag disable commited previously.
28183 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28184 Tobias Grosser <tobi.grosser@amd.com>
28185 Jan Sjodin <jan.sjodin@amd.com>
28187 * graphite.c (scan_tree_for_params): On substractions negate
28188 all the coefficients of the term.
28189 (clast_to_gcc_expression_red): New. Handle reduction expressions
28190 of more than two operands.
28191 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28192 (get_vdef_before_scop): Handle also the case of default definitions.
28194 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28196 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28197 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28198 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28200 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28201 Joey Ye <joey.ye@intel.com>
28203 PR middle-end/37843
28204 * cfgexpand.c (expand_stack_alignment): Don't update stack
28205 boundary nor check incoming stack boundary here.
28206 (gimple_expand_cfg): Update stack boundary and check incoming
28207 stack boundary here.
28209 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28211 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28213 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28215 PR rtl-optimization/38245
28216 * calls.c (expand_call): Add stack arguments to
28217 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28218 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28219 in regs and partially in memory or BLKmode arguments.
28220 (emit_library_call_value_1): Add stack arguments to
28221 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28222 ACCUMULATE_OUTGOING_ARGS).
28223 * dce.c: Include tm_p.h.
28224 (find_call_stack_args): New function.
28225 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28227 (mark_insn): Call find_call_stack_args for CALL_Ps.
28228 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28229 forwards. Allocate and free arg_stores bitmap if needed, pass it
28230 down to deletable_insn_p, don't mark stores set in arg_stores
28231 bitmap, clear the bitmap at the beginning of each bb.
28232 * Makefile.in (dce.o): Depend on $(TM_P_H).
28234 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28237 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28238 to make sure the insn is a conditional test (bug 22599). Reformat a
28241 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28243 PR middle-end/38431
28244 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28245 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28246 (gloog): Do not call cleanup_tree_cfg.
28247 (graphite_transform_loops): Call cleanup_tree_cfg after all
28248 scops have been code generated.
28250 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28251 * doc/gty.texi (Invoking the garbage collector): Added new node
28252 and section documenting ggc_collect.
28254 2009-01-14 Richard Guenther <rguenther@suse.de>
28256 PR tree-optimization/38826
28257 PR middle-end/38477
28258 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28259 initialization notes only if we actually emitted a warning.
28260 (intra_create_variable_infos): Add constraints for a result decl
28261 that is passed by hidden reference.
28262 (build_pred_graph): Mark all related variables non-direct on
28265 2009-01-14 Nick Clifton <nickc@redhat.com>
28267 * ira-conflicts.c: Include addresses.h for the definition of
28269 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28270 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28272 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28275 * Makefile.in (ira-lives.o): Add except.h.
28277 * ira-lives.c: Include except.h.
28278 (process_bb_node_lives): Process can_throw_internal.
28280 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28282 PR rtl-optimization/38774
28283 * combine.c (simplify_set): When undoing cc_use change, don't do
28284 PUT_CODE on the newly created comparison, but instead put back the
28287 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28289 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28290 values. Remove duplicate arm8 entry.
28292 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28294 PR tree-optimization/38786
28295 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28296 the SSA_NAME case of expand_scalar_variables_expr.
28297 Set the type of an expression to the type of its assign statement.
28298 (expand_scalar_variables_expr): Also gather the scalar computation
28299 used to index the memory access. Do not pass loop_p.
28300 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28301 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28302 the gimple_stmt_iterator where it inserts new code.
28303 Do not pass loop_p.
28304 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28305 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28307 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28309 * graphite.h (debug_value): Removed.
28310 * graphite.c (debug_value): Removed.
28312 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28314 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28315 ldrd/strd with two 32-bit instructions.
28317 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28319 * config/arm/arm.c (struct processors): Pass for speed down into
28320 cost helper functions.
28321 (const_ok_for_op): Handle COMPARE and inequality nodes.
28322 (arm_rtx_costs_1): Rewrite.
28323 (arm_size_rtx_costs): Update prototype.
28324 (arm_rtx_costs): Pass speed down to helper functions.
28325 (arm_slowmul_rtx_costs): Rework cost calculations.
28326 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28327 (arm_9e_rtx_costs): Likewise.
28329 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28331 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28332 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28333 (alpha_legitimize_address): Do not split local symbols wider than
28334 UNITS_PER_WORD into HIGH/LO_SUM parts.
28336 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28339 * gcc.c (process_command): Replace call to execvp with calls
28340 to pex_one and exit.
28342 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28345 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28346 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28347 variant for devices with 3-byte PC.
28348 (__tablejump_elpm__): New.
28350 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28353 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28354 offsetof member-designator, handle it as `[0].'.
28356 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28358 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28359 function when not using named sections on targets with named sections
28360 if branch distance is less than 262132.
28362 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28364 * combine.c (combine_instructions): Recompute
28365 optimize_this_for_speed_p for each BB in the main combine loop.
28367 2009-01-12 Tomas Bily <tbily@suse.cz>
28370 * tree-loop-distribution.c (prop_phis): New function.
28371 (generate_builtin): Call prop_phis.
28373 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28375 PR tree-optimization/38807
28376 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28377 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28379 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28381 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28382 subreg of op0 to the original op0.
28384 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28386 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28388 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28391 * mips-tfile.c (parse_def): Fix parsing of def strings
28392 starting with digits.
28394 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28397 * config/arm/arm.c (arm_is_long_call_p): Don't call
28398 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28400 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28402 * regrename.c (regrename_optimize): Fix dumping.
28403 (find_oldest_value_reg): Preserve REG_POINTER.
28404 (copy_hardreg_forward_1): Likewise.
28406 2009-01-09 Diego Novillo <dnovillo@google.com>
28408 * gimple.h (struct gimple_statement_base) <uid>: Document
28409 the restrictions on its use.
28410 (gimple_uid): Tidy.
28411 (gimple_set_uid): Tidy.
28413 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28415 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28416 zero guard even if align_bytes != 0 and count is smaller than
28419 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28421 PR rtl-optimization/38495
28422 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28423 (add_range_and_copies_from_move_list): Print all added ranges.
28424 Add ranges to memory optimized destination.
28426 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28430 * config/i386/i386.c (override_options): Reject
28431 -mstringop-strategy=rep_8byte with -m32.
28432 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28433 to 1. Do count comparison against epilogue_size_needed at compile
28434 time even when count_exp was constant forced into register. For
28435 size_needed don't jump to epilogue, instead just avoid aligning
28436 and invoke the body algorithm. If need_zero_guard, add zero guard
28437 even if count is non-zero, but smaller than size_needed + number of
28438 bytes that could be stored for alignment.
28439 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28440 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28441 but smaller than size_needed + number of bytes that could be stored
28442 for alignment. Compare size_needed with epilogue_size_needed instead
28443 of desired_align - align, don't adjust size_needed, pass
28444 epilogue_size_needed to the epilogue expanders.
28447 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28449 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28451 * pa.c (last_address): Change to unsigned.
28452 (update_total_code_bytes): Change argument to unsigned. Don't
28453 check if insn addresses are set.
28454 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28455 addresses are not set.
28456 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28458 2009-01-09 Nick Clifton <nickc@redhat.com>
28460 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28461 DECL_DECLARED_INLINE_P.
28463 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28465 PR middle-end/38347
28466 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28467 GET_MODE (op0) in operand_subword_force calls.
28469 PR middle-end/38771
28470 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28471 fold_convert arg0 operands to TREE_TYPE (op0) first.
28473 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28475 * params.def (ira-max-conflict-table-size): Decrease default value
28478 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28480 PR tree-optimization/37031
28481 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28483 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28484 allocate it using gc instead of heap, use VEC_quick_push instead of
28486 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28487 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28488 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28489 allocated vector from heap allocated.
28490 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28491 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28492 vector only after perfect_loop_nest_depth call.
28494 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28495 Jan Sjodin <jan.sjodin@amd.com>
28497 PR tree-optimization/38559
28498 * graphite.c (debug_value, copy_constraint,
28499 swap_constraint_variables, scale_constraint_variable, ): New.
28500 (get_lower_bound, get_upper_bound): Removed.
28501 (graphite_trans_bb_strip_mine): Clean up this code that works
28502 only for constant number of iterations. Fully copy upper and
28503 lower bound constraints, not only the constant part of them.
28504 * graphite.h (debug_value): Declared.
28506 2009-01-08 Ira Rosen <irar@il.ibm.com>
28508 PR tree-optimization/37194
28509 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28510 Don't add the cost of cost model guard in prologue to scalar
28511 outside cost in case of known number of iterations.
28513 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28514 Alan Modra <amodra@bigpond.net.au>
28516 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28517 non-word-aligned REG+CONST addressing.
28519 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28522 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28523 free_after_compilation when outputting a thunk.
28524 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28525 Do not call free_after_compilation here.
28527 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28529 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28530 (ix86_valid_target_attribute_inner_p): Ditto.
28532 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28534 PR tree-optimization/38492
28535 PR tree-optimization/38498
28536 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28537 * tree-chrec.h (scev_is_linear_expression): Declared.
28538 * graphite.c (graphite_cannot_represent_loop_niter): New.
28539 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28540 (graphite_loop_normal_form): Use gcc_assert.
28541 (scan_tree_for_params): Use CASE_CONVERT.
28542 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28543 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28544 Use gcc_assert. Discard scops that contain unhandled cases.
28545 (build_scop_conditions): Return a boolean status for unhandled cases.
28546 (strip_mine_profitable_p): Print the loop number, not its depth.
28547 (is_interchange_valid): Pass the depth of the loop nest, don't
28548 recompute it wrongly.
28549 (graphite_trans_bb_block): Same.
28550 (graphite_trans_bb_block): Print tentative of loop blocking.
28551 (graphite_trans_scop_block): Do not print that the loop has been
28553 (graphite_transform_loops): Do not handle scops that contain condition
28556 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28558 AVX Programming Reference (December, 2008)
28559 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28560 (_mm256_stream_pd): Likewise.
28561 (_mm256_stream_ps): Likewise.
28563 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28564 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28565 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28566 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28567 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28568 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28569 (ix86_expand_special_args_builtin): Likewise.
28571 * config/i386/sse.md (AVXMODEDI): New.
28572 (avx_movnt<mode>): Likewise.
28573 (avx_movnt<mode>): Likewise.
28574 (<sse>_movnt<mode>): Remove AVX support.
28575 (sse2_movntv2di): Likewise.
28577 2009-01-07 Richard Guenther <rguenther@suse.de>
28579 PR middle-end/38751
28580 * fold-const.c (extract_muldiv): Remove obsolete comment.
28581 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28582 to PLUS_EXPR canonicalization for the canonicalization.
28584 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28586 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28587 hosted cross-compilers generating less efficient code.
28589 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28591 * function.h (rtl_data): Add a dbr_scheduled_p field.
28592 * reorg.c (dbr_schedule): Set it.
28593 (gate_handle_delay_slots): Check it.
28594 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28595 (mips_reorg): Check flag_delayed_branch instead of
28596 mips_base_delayed_branch.
28597 (mips_override_options): Don't set mips_base_delayed_branch
28598 or flag_delayed_branch.
28600 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28602 PR rtl-optimization/38426.
28603 * ira.c (ira): Set current_function_is_leaf earlier.
28605 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28607 PR rtl-optimization/38722
28608 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28609 too early, only set a flag and modify after last possible
28612 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28615 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28616 * real.c (decimal_single_format): Correct values of emin and emax.
28617 (decimal_double_format): Ditto.
28618 (decimal_quad_format): Ditto.
28619 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28620 computation of DECnn_MIN and DECnn_MAX for corrected values of
28621 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28622 __DECnn_MIN__, and adjust its computation for the corrected value
28625 2009-01-06 Jan Hubicka <jh@suse.cz>
28628 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28630 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28632 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28633 Add Robert Clark to the list of testers.
28635 2009-01-06 Jan Hubicka <jh@suse.cz>
28636 Kai Tietz <kai.tietz@onevision.com>
28638 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28639 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28641 2009-01-06 Jan Hubicka <jh@suse.cz>
28642 Kai Tietz <kai.tietz@onevision.com>
28644 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28646 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28647 (ix86_nsaved_regs): Count only general purpose regs.
28648 (ix86_nsaved_sseregs): New.
28649 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28650 to 16 for w64; compute padding and size of sse reg save area.
28651 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28652 general purpose regs.
28653 (ix86_emit_save_sse_regs_using_mov): New.
28654 (ix86_expand_prologue): Save SSE regs if needed.
28655 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28656 (ix86_emit_restore_sse_regs_using_mov): New.
28657 (ix86_expand_epilogue): Save SSE regs if needed.
28659 2009-01-06 Jan Hubicka <jh@suse.cz>
28660 Kai Tietz <kai.tietz@onevision.com>
28662 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28663 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28664 functions when accumulate outgoing args is off.
28666 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28669 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28670 before using pseudos_have_intersected_live_ranges_p.
28672 * ira-int.h (ira_assert): Always define.
28674 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28676 AVX Programming Reference (December, 2008)
28677 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28678 (_mm256_permute2_pd): Likewise.
28679 (_mm_permute2_ps): Likewise.
28680 (_mm256_permute2_ps): Likewise.
28681 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28682 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28684 * config/i386/i386.c (ix86_builtins): Remove
28685 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28686 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28687 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28688 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28689 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28690 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28691 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28692 __builtin_ia32_vpermil2ps256.
28693 (ix86_init_mmx_sse_builtins): Updated.
28694 (ix86_expand_args_builtin): Likewise.
28696 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28698 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28699 long absolute calls when generating PA 2.0 code.
28701 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28703 PR rtl-optimization/38583
28704 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28706 * params.def (ira-max-conflict-table-size): New.
28708 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28710 * ira.h (ira_conflicts_p): New external definition.
28712 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28713 table. Report this. Return result of building.
28714 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28715 building conflict table.
28717 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28718 (ira_color): Use ira_conflicts_p.
28720 * global.c: Include ira.h.
28721 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28724 * Makefile.in (global.o): Add ira.h.
28726 * ira-build.c (mark_all_loops_for_removal,
28727 propagate_some_info_from_allocno): New.
28728 (remove_unnecessary_allocnos): Call
28729 propagate_some_info_from_allocno.
28730 (remove_low_level_allocnos): New.
28731 (remove_unnecessary_regions): Add parameter. Call
28732 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28733 parameter to remove_unnecessary_regions.
28734 (ira_build): Remove all regions but root if the conflict table was
28735 not built. Update conflict hard regs for allocnos crossing calls.
28737 * ira.c (ira_conflicts_p): New global.
28738 (ira): Define and use ira_conflicts_p.
28740 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28741 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28742 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28744 2009-01-06 Ben Elliston <bje@au.ibm.com>
28746 * gengtype-lex.l (YY_NO_INPUT): Define.
28748 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28751 * c-common.c (handle_vector_size_attribute): Also reject
28752 BOOLEAN_TYPE types.
28754 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28756 PR tree-optimization/38492
28757 * graphite.c (rename_map_elt, debug_rename_elt,
28758 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28759 rename_map_elt_info, eq_rename_map_elts,
28760 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28761 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28762 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28763 (sese_build_livein_liveouts): New.
28764 (new_sese, free_sese): New.
28765 (new_scop): Call new_sese.
28766 (free_scop): Call free_sese.
28767 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28768 (register_old_new_names): Renamed register_old_and_new_names.
28769 (register_scop_liveout_renames, add_loop_exit_phis,
28770 insert_loop_close_phis, struct igp,
28771 default_liveout_before_guard, add_guard_exit_phis,
28772 insert_guard_phis, copy_renames): New.
28773 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28774 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28775 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28776 (scop_adjust_phis_for_liveouts): New.
28777 (gloog): Call scop_adjust_phis_for_liveouts.
28779 * graphite.h (struct sese): Documented. Added fields liveout,
28780 num_ver and livein.
28781 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28782 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28783 (struct scop): Added field liveout_renames.
28784 (SCOP_LIVEOUT_RENAMES): New.
28786 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28788 PR tree-optimization/38510
28789 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28790 (translate_clast): Call recompute_all_dominators before
28792 (gloog): Call recompute_all_dominators before graphite_verify.
28794 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28795 Jan Sjodin <jan.sjodin@amd.com>
28797 PR tree-optimization/38500
28798 * graphite.c (create_sese_edges): Call fix_loop_structure after
28801 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28803 * config.gcc: Add m32r*-*-rtems*.
28804 * config/m32r/rtems.h: New file.
28806 2009-01-05 Ben Elliston <bje@au.ibm.com>
28808 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28809 (.po.pox): Likewise.
28810 (po/gcc.pot): Likewise.
28812 2009-01-04 David S. Miller <davem@davemloft.net>
28814 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28815 (STARTING_FRAME_OFFSET): Always set to zero.
28817 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28819 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28820 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28821 fixed-point types, and vectors of the same.
28823 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28825 * config/mips/sync.md (*mb_barrier): Rename to...
28826 (*memory_barrier): ...this.
28828 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28830 * doc/extend.texi (Function Attributes): Move @cindex after @item
28831 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28832 and put in alphabetical order. Fix 'target' name and put in order.
28833 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28836 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28838 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28839 (memory_barrier): Expand as unspec instead of unspec_volatile.
28840 Remove mem:BLK from insn operands. Use Pmode scratch register.
28841 (*memory_barrier): Define as unspec instead of unspec_volatile.
28842 Use (match_dup 0) as input operand.
28844 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28845 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28846 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28847 scratch register. Remove operand 1.
28848 (*stbar): Define as unspec instead of unspec_volatile.
28849 Use (match_dup 0) as input operand, remove (const_int 8).
28850 (*membar): Define as unspec instead of unspec_volatile.
28851 Use (match_dup 0) as input operand, remove input operand 2.
28853 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28854 (memory_barrier): Expand as unspec instead of unspec_volatile.
28855 Remove mem:BLK from insn operands. Use Pmode scratch register.
28856 (*memory_barrier): Define as unspec instead of unspec_volatile.
28857 Use (match_dup 0) as input operand.
28859 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28860 Remove mem:BLK from insn operands. Use Pmode scratch register.
28861 Set volatile flag on operand 0.
28862 (*memory_barrier): New insn pattern.
28864 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28866 (*memory_barrier): Use (match_dup 0) as input operand.
28868 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28869 Remove mem:BLK from insn operands. Use Pmode scratch register.
28870 Set volatile flag on operand 0.
28871 (*mb_internal): New insn pattern.
28873 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28875 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28877 PR middle-end/38586
28878 * function.c (struct temp_slot): Move to the section of the file
28879 that deals with temp slots. Remove field 'address'.
28880 (temp_slot_address_table): New hash table of address -> temp slot.
28881 (struct temp_slot_address_entry): New struct, items for the table.
28882 (temp_slot_address_compute_hash, temp_slot_address_hash,
28883 temp_slot_address_eq, insert_temp_slot_address): Support functions
28885 (find_temp_slot_from_address): Rewrite to use the new hash table.
28886 (remove_unused_temp_slot_addresses): Remove addresses of temp
28887 slots that have been made available.
28888 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28889 worker function for remove_unused_temp_slot_addresses.
28890 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28891 Add the temp slot address to the address -> temp slot map.
28892 (update_temp_slot_address): Update via insert_temp_slot_address.
28893 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28894 (pop_temp_slots): Likewise.
28895 (init_temp_slots): Allocate the address -> temp slot map, or empty
28896 the map if it is already allocated.
28897 (prepare_function_start): Initialize temp slot processing.
28899 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28901 PR middle-end/38584
28902 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28903 Calculate the size of all stack vars assuming no packing of stack
28904 vars will happen, replacing a quadratic algorithm with a linear one.
28906 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28909 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28912 2009-01-03 Diego Novillo <dnovillo@google.com>
28914 * doc/contrib.texi: Update contributions.
28916 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28919 * builtins.c (fold_builtin_memory_op): Give up if either operand
28920 is volatile. Set srctype or desttype to non-qualified version
28924 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28925 and FUNCTION_DECLs.
28927 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28929 PR rtl-optimization/35805
28930 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28931 problem if fast dce is able to remove any instructions.
28932 * dce.c (dce_process_block): Fix dump message.
28934 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28937 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28939 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28941 PR middle-end/38690
28942 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28943 * tree-pretty-print.c (op_code_prio): New function.
28944 (op_prio): No longer static. Use op_code_prio.
28945 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28946 Use op_prio and op_code_prio to determine if () should be
28947 printed around operand(s) or not.
28949 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28950 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28951 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28952 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28953 pp_character instead of pp_string for single letter printing.
28955 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28957 * doc/extend.texi: Fix '#pragma GCC option' typo.
28959 2009-01-02 Richard Guenther <rguenther@suse.de>
28961 * doc/install.texi (--enable-checking): Mention different
28962 default for stage1.
28963 (--enable-stage1-checking): Document.
28965 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28967 PR middle-end/30142
28968 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28969 case to be an error.
28971 2009-01-02 Ben Elliston <bje@au.ibm.com>
28973 * config/fp-bit.h (pack_d): Constify argument.
28974 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28975 (isnan): Constify argument.
28977 (iszero): Likewise.
28978 (pack_d): Likewise.
28979 (_fpadd_parts): Constify return type.
28980 (_fpmul_parts): Likewise.
28981 (_fpdiv_parts): Likewise.
28983 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28986 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28987 warn about overwriting initializer with side-effects or
28988 -Woverride-init if !IMPLICIT.
28989 (output_init_element): Likewise. Pass IMPLICIT down to
28991 (process_init_element): Add IMPLICIT argument. Pass it down
28992 to output_init_element.
28993 (push_init_element, pop_init_level, set_designator): Adjust
28994 process_init_element callers.
28995 (set_nonincremental_init, set_nonincremental_init_from_string):
28996 Adjust add_pending_init callers.
28997 (output_pending_init_elements): Adjust output_init_element callers.
28998 * c-tree.h (process_init_element): Adjust prototype.
28999 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29000 process_init_element callers.
29003 Copyright (C) 2009 Free Software Foundation, Inc.
29005 Copying and distribution of this file, with or without modification,
29006 are permitted in any medium without royalty provided the copyright
29007 notice and this notice are preserved.