1 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4 add --with-tune{,-32,-64} configured default for -mtune if explicit
7 2009-10-14 DJ Delorie <dj@redhat.com>
9 * config/h8300/h8300.c (F): New.
11 (h8300_emit_stack_adjustment): Call them.
13 (h8300_push_pop): Likewise.
14 (h8300_expand_prologue): Likewise.
15 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
16 (MUST_USE_SJLJ_EXCEPTIONS): Define.
17 (INCOMING_RETURN_ADDR_RTX): Define.
18 (INCOMING_FRAME_SP_OFFSET): Define.
19 (DWARF_CIE_DATA_ALIGNMENT): Define.
21 2009-10-14 Jakub Jelinek <jakub@redhat.com>
23 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
24 fields in builtin structs.
25 (finalize_record_size): Likewise.
27 2009-10-14 Richard Guenther <rguenther@suse.de>
29 * gimple.c (gtc_ob): New global.
30 (struct type_pair_d): Replace pointers with type UIDs.
31 (type_pair_hash): Adjust.
32 (type_pair_eq): Likewise.
33 (lookup_type_pair): Likewise. Allocate from an obstack.
34 (gimple_force_type_merge): Adjust.
35 (gimple_types_compatible_p): Likewise.
36 (free_gimple_type_tables): Free the obstack.
38 2009-10-14 Jakub Jelinek <jakub@redhat.com>
40 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
41 stmts setting DEBUG_EXPR_DECLs.
43 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
44 Don't crash if mode1 is VOIDmode.
46 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
48 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
49 * params.h (IRA_LOOP_RESERVED_REGS): New
50 * tree-pass.h (pass_subregs_of_mode_init,
51 pass_subregs_of_mode_finish): Remove.
52 * passes.c (pass_subregs_of_mode_init,
53 pass_subregs_of_mode_finish): Remove.
54 (pass_reginfo_init): Move before loop optimizations.
55 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
56 * common.opt (fira-loop-pressure): New.
57 * toplev.h (flag_ira_loop_pressure): New.
58 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
60 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
61 Make external and void type functions.
62 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
63 pass_subregs_of_mode_finish): Remove.
64 * ira-costs.c (init_costs): Call init_subregs_of_mode.
65 * regmove.c: Include ira.h.
66 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
67 register pressure calculation in loops.
68 * loop-invariant.c: Include REGS_H and ira.h.
69 (struct loop_data): New members max_reg_pressure, regs_ref, and
71 (struct invariant): New member orig_regno.
72 (curr_loop): New variable.
73 (find_exits): Initialize regs_ref and regs_live.
74 (create_new_invariant): Initialize orig_regno.
75 (get_cover_class_and_nregs): New.
76 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
77 array. Add code for flag_ira_loop_pressure.
78 (gain_for_invariant): Make new_regs an array. Add code for
79 flag_ira_loop_pressure.
80 (best_gain_for_invariant): Ditto.
81 (set_move_mark): New parameter gain. Use it for debugging output.
82 (find_invariants_to_move): Make regs_needed and new_regs an array.
83 Add code for flag_ira_loop_pressure.
84 (move_invariant_reg): Set up orig_regno.
85 (move_invariants): Set up reg classes for pseudos for
86 flag_ira_loop_pressure.
87 (free_loop_data): Clear regs_ref and regs_live.
88 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
89 get_regno_cover_class, change_pressure, mark_regno_live,
90 mark_regno_death, mark_reg_store, mark_reg_clobber,
91 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
92 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
93 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
94 register pressure calculation in loops if new regs were added.
95 Call finish_subregs_of_mode.
96 * opts.c (decode_options): Set up flag_ira_loop_pressure.
97 * Makefile.in (loop-invariant.o): Add ira.h.
99 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
101 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
103 2009-10-14 Richard Guenther <rguenther@suse.de>
105 * lto-symtab.c (lto_symtab_compatible): Fold in ...
106 (lto_symtab_merge): ... here. Rewrite both to take the
107 prevailing and a to-be-merged entry and to queue diagnostics
109 (lto_symtab_resolve_replaceable_p): New predicate for
111 (lto_symtab_resolve_can_prevail_p): Likewise.
112 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
113 handles merging commons by choosing the largest decl. Fold
114 in code that gives ODR errors.
115 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
117 (lto_symtab_merge_decls_1): Re-structure. Deal with the
118 case of no prevailing decl here. Diagnose mismatches
119 in object types here. Drop all but the prevailing decls.
120 (lto_symtab_prevailing_decl): Return the single prevailing decl.
121 * lto-streamer-in.c (lto_input_tree_ref): Deal with
122 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
124 2009-10-14 Richard Guenther <rguenther@suse.de>
127 * lto-streamer-in.c (input_bb): Replace debug stmts with
128 nops instead of dropping them.
130 2009-10-14 Nick Clifton <nickc@redhat.com>
132 * gcc/doc/extended.texi: Replace the dash character with
133 @minus{} in situations where it is being used as a minus
135 * gcc/doc/tm.texi: Likewise.
136 * gcc/doc/md.texi: Likewise.
138 2009-10-14 Jakub Jelinek <jakub@redhat.com>
140 PR preprocessor/41543
141 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
142 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
143 * tree.c: Include intl.h.
144 (expand_location): Handle BUILTINS_LOCATION.
145 * Makefile.in (tree.o): Depend on intl.h.
148 * dwarf2out.c (dwarf2out_var_location): Always clear
149 last_postcall_label when changing last_label.
151 2009-10-14 Pascal Obry <obry@adacore.com>
153 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
154 (process_command): Handle -E as done with -c and -S. Do not add
155 the target executable suffix to the output file when -E is used.
156 (main): Adjust error message accordingly.
158 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
164 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
166 (tree_code_size): Likewise.
168 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
170 * builtins.c (fold_builtin_1): Support complex "arc" functions.
171 * real.h (HAVE_mpc_arc): Define.
173 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
175 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
176 (struct builtin_description): Add fndecl field.
177 (bdesc): Remove const qualifier. Update initializer.
178 (sh_media_init_builtins): Remove const qualifier for d. Record
179 the result of add_builtin_function to the fndecl field.
180 (sh_builtin_decl): New.
181 (sh_media_builtin_decl): New.
183 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
186 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
187 requests between special registers.
189 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
191 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
193 2009-10-13 Richard Henderson <rth@redhat.com>
195 PR tree-optimization/41377
196 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
197 (cleanup_empty_eh_merge_phis): New change_region parameter;
198 pass it on to redirect_eh_edge_1. Update callers.
199 (cleanup_empty_eh_unsplit): Don't require an existing EH label
200 at the destination block.
202 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
204 * passes.c (register_pass): Replaced gcc_unreachable by
205 fatal_error on failure. Mentions plugins in comments & messages.
207 2009-10-13 Jakub Jelinek <jakub@redhat.com>
210 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
211 * sched-vis.c (print_value): Use it.
212 * cselib.c (cselib_hash_rtx): Likewise.
213 * print-rtl.c (print_rtx): Likewise.
214 * cfgexpand.c (expand_debug_rtx): Likewise.
215 * var-tracking.c (vt_expand_loc_callback): Likewise.
217 2009-10-13 Richard Guenther <rguenther@suse.de>
220 * opts.c (handle_option): Split out code to handle setting
221 the options flag var ...
222 (set_option): ... here.
223 * opts.h (set_option): Declare.
224 * lto-opts.c (register_user_option_p): Include -fexceptions
225 and all position independent code variants.
226 (handle_common_option): Remove.
227 (lto_reissue_options): Use set_option.
229 2009-10-13 Martin Jambor <mjambor@suse.cz>
231 PR tree-optimization/41661
232 * ipa-prop.c (compute_complex_pass_through): Allow only operations
233 that are tcc_comparisons or do not change the type in any
235 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
236 folding tcc_comparison operations.
238 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
240 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
243 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
249 * tree.def (DEBUG_EXPR_DECL): New.
250 * rtl.def (DEBUG_EXPR): New.
251 * gengtype.c (adjust_field_rtx_def): Handle it.
252 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
253 (insert_debug_temp_for_var_def): ... this. Drop support for
254 moving. Take iterator for def stmt; insert debug stmt before it.
255 Scan early for use count and kind in debug stmts.
256 (propagate_defs_into_debug_stmts): Rename to...
257 (insert_debug_temps_for_defs): ... this. Likewise.
258 * tree.h (DEBUG_TEMP_UID): New.
259 * tree.c (next_debug_decl_uid): New.
260 (make_node_stat): Count debug decls separately.
261 (copy_node_stat): Likewise.
262 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
263 * var-tracking.c (dv_is_decl_p): Recognize it.
264 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
265 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
266 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
267 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
268 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
269 (cselib_hash_rtx): Likewise.
270 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
271 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
273 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
274 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
275 * rtl.c (copy_rtx): Likewise.
276 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
277 * print-rtl.c (print_rtx): Likewise.
278 * sched-vis.c (print_value): Likewise.
279 (print_insn): Handle DEBUG_EXPR_DECL.
280 * tree-dump.c (dequeue_and_dump): Likewise.
281 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
282 * gimple-iterator (gsi_replace): Check for same lhs.
283 (gsi_remove): Insert debug temps.
284 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
285 (move_computations_stmt): Drop explicit propagation into debug stmts.
286 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
287 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
288 * tree-ssa-sink.c (statement_sink_location): Likewise.
289 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
290 * tree-ssanames.c (release_ssa_name): Adjust for rename.
291 * tree-flow.h: Likewise.
292 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
293 debug temps without values.
294 (eliminate_unnecessary_stmts): Don't discard just-inserted
297 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
300 * config/cris/cris.md (andu): Check that operand 1 is one of the
301 general registers. Fix typo in head comment.
303 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
305 * config/i386/i386.md (vswapmov): New.
306 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
307 (ix86_function_ms_hook_prologue): New.
308 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
309 * configure.ac: Test for swap suffix support in as.
310 * configure: Rebuild.
312 2009-10-12 Jakub Jelinek <jakub@redhat.com>
315 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
316 paradoxical subregs to prevent partial register stalls if the inner
317 mode is integer mode.
319 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
321 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
323 2009-10-12 Dodji Seketeli <dodji@redhat.com>
326 * gcc/dwarf2out.c (template_parameter_pack_die,
327 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
329 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
332 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
334 (maybe_register_def): Likewise. Take stmt iterator.
335 (rewrite_update_stmt): Take stmt iterator and pass it on.
336 (rewrite_update_enter_block): Pass stmt iterator.
338 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
340 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
341 (spu_builtin_decl): New function.
343 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/i386.md (SWIM): New mode iterator.
346 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
347 using SWIM mode iterator.
348 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
349 patterns using SWI48 mode iterator.
350 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
351 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
352 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
353 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
354 patterns using SWI248 mode iterator.
355 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
356 gen_x86_movdicc_0_m1_rex64 for renamed function
358 2009-10-11 Jose Ruiz <ruiz@adacore.com>
359 Eric Botcazou <ebotcazou@adacore.com>
362 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
363 * config/sparc/sol2-unwind.h: New file.
365 2009-10-11 Olivier Hainque <hainque@adacore.com>
366 Eric Botcazou <ebotcazou@adacore.com>
369 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
370 * config/i386/sol2-unwind.h: New file.
372 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
375 * config/i386/i386.md (addsi_1_zext): Get the proper second
378 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
380 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
381 all OLD_RTXes, not just REGs. Use copy_rtx to create the
384 2009-10-11 Richard Guenther <rguenther@suse.de>
386 * gimple.c (iterative_hash_type_name): Do not handle special
389 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
392 (*setcc_si_1_and): Ditto.
393 (*setcc_si_1_movzbl): Ditto.
394 (*setcc_<mode>_2): Ditto.
395 (*setcc_qi): Rename from *setcc_1.
396 (*setcc_qi_slp): Rename from *setcc_2.
398 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
399 (*zero_extendqisi2_movzbw_and splitter): Ditto.
401 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
402 "if" condition, there is already assert with reload_completed present.
404 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
406 * plugin.c (try_init_one_plugin): Improve constness of variable err.
408 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
410 * doc/install.texi (Final install): Refer to
411 http://gcc.gnu.org/bugs/ for bug reporting.
413 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
415 * configure.ac: Add test for dci instruction.
416 * configure: Regenerate.
417 * config.in: Likewise.
418 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
419 * doc/invoke.texi: Add cpu_type 476 and 476fp.
420 (-mmulhw): Add 476 to description.
422 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
423 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
424 (processor_target_table): Add 476 and 476fp entries.
425 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
426 (rs6000_issue_rate): Add CPU_PPC476.
427 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
428 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
429 (processor_type): Add PROCESSOR_PPC476.
430 (EXTRA_SPECS): Add asm_cpu_476 string.
431 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
432 (define_attr "cpu"): Add ppc476.
434 Update comments for 476.
435 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
436 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
437 Update copyright year.
438 * config/rs6000/476.md: New file.
439 * config/rs6000/40x.md: Add description for "isel" attribute.
440 Update copyright year.
441 * config/rs6000/440.md: Likewise.
442 * config/rs6000/603.md: Likewise.
443 * config/rs6000/6xx.md: Likewise.
444 * config/rs6000/7450.md: Likewise.
445 * config/rs6000/7xx.md: Likewise.
446 * config/rs6000/8540.md: Likewise.
447 * config/rs6000/cell.md: Likewise.
448 * config/rs6000/e300c2c3.md: Likewise.
449 * config/rs6000/e500mc.md: Likewise.
450 * config/rs6000/mpc.md: Likewise.
451 * config/rs6000/power4.md: Likewise.
452 * config/rs6000/power5.md: Likewise.
453 * config/rs6000/power6.md: Likewise.
454 * config/rs6000/power7.md: Likewise.
455 * config/rs6000/rios1.md: Likewise.
456 * config/rs6000/rios2.md: Likewise.
457 * config/rs6000/rs64.md: Likewise.
459 2009-10-10 Richard Guenther <rguenther@suse.de>
461 PR tree-optimization/41654
462 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
463 a cond expr before calling gimple_cond_set_condition_from_tree.
464 (ifcombine_iforif): Likewise.
466 2009-10-09 Ian Lance Taylor <iant@google.com>
468 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
469 * configure: Rebuild.
471 2009-10-09 Neil Vachharajani <nvachhar@google.com>
473 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
476 2009-10-09 Richard Guenther <rguenther@suse.de>
479 * target-def.h (TARGET_BUILTIN_DECL): Define.
480 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
481 * target.h (struct gcc_target): Add builtin_decl target hook.
482 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
483 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
485 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
487 (lto_output_builtin_tree): Sorry if the target does not support
488 streaming target builtins.
489 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
490 (rs6000_builtin_decl): New function.
491 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
492 (ix86_builtin_decl): New function.
494 2009-10-09 Jakub Jelinek <jakub@redhat.com>
496 PR preprocessor/41445
497 * c-ppoutput.c (do_line_change): New function.
498 (cb_line_change): Use it.
499 (scan_translation_unit): Call do_line_change if
500 avoid_paste or PREV_WHITE and token location is on a different line
504 * dwarf2out.c (dwarf2out_init): Test whether
505 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
508 PR rtl-optimization/41646
509 * calls.c (expand_call): For BLKmode types returned in registers
510 avoid likely spilled hard regs in copy_blkmode_from_reg generated
513 2009-10-09 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/41634
516 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
517 we remove the correct elements.
518 (optimize_stmt): Make sure to update stmt operands before
519 optimizing redundancies.
521 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
523 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
525 2009-10-09 Richard Guenther <rguenther@suse.de>
528 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
530 (lto_wrapper_exit): New function.
532 (fatal_perror): Likewise.
533 (fork_execute): Use global args_name, do not free it.
534 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
535 * lto-streamer.h: Remove duplicate prototypes.
537 2009-10-09 Richard Guenther <rguenther@suse.de>
539 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
540 before calling stmt_can_throw_external.
542 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
544 PR tree-optimization/40071
545 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
546 pointer if the original data reference doesn't conflict with the
547 created vector data reference. Fix long line.
549 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/i386.md (any_div): New code iterator.
552 (u): Handle div and udiv.
554 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
556 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
557 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
558 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
559 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
561 2009-10-08 Joseph Myers <joseph@codesourcery.com>
563 * gcc.c (main): Remove trailing "." from diagnostics.
565 2009-10-08 Cary Coutant <ccoutant@google.com>
567 Add support for debugging with ICF (Identical Code Folding).
568 * calls.c (debug.h): New #include.
569 (emit_call_1): Call virtual_call_token debug hook.
570 * common.opt (-fenable-icf-debug): New option.
571 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
572 locations in the source).
573 (poc_label_num): New variable.
574 (dcall_entry, vcall_entry): New typedefs.
575 (dcall_table, vcall_table): New variables.
576 (struct vcall_insn): New type.
577 (vcall_insn_table): New variable.
578 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
579 (size_of_dcall_table): New function.
580 (output_dcall_table): New function.
581 (size_of_vcall_table): New function.
582 (output_vcall_table): New function.
583 (dwarf2out_direct_call): New function.
584 (vcall_insn_table_hash): New function.
585 (vcall_insn_table_eq): New function.
586 (dwarf2out_virtual_call_token): New function.
587 (dwarf2out_virtual_call): New function.
588 (dwarf2out_init): Allocate new tables and sections.
589 (prune_unused_types): Mark DIEs referenced from direct call table.
590 (dwarf2out_finish): Output direct and virtual call tables.
591 * final.c (final_scan_insn): Call direct_call and virtual_call
593 * debug.h (struct gcc_debug_hooks): Add direct_call,
594 virtual_call_token, virtual_call hooks.
595 (debug_nothing_uid): New function.
596 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
597 (debug_nothing_uid): New function.
598 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
599 (xcoff_debug_hooks): Likewise.
600 * sdbout.c (sdb_debug_hooks): Likewise.
601 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
602 * doc/invoke.texi (-fenable-icf-debug): New option.
604 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
607 * regmove.c (regmove_backward_pass): Replace src with dst in the
608 debug insn, and check for dst before rather than after.
610 2009-10-08 Janis Johnson <janis187@us.ibm.com>
612 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
613 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
615 2009-10-08 Jan Hubicka <jh@suse.cz>
618 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
619 do not mark cgraph nodes as needed.
620 (record_references_in_initializer): Add new only_vars parameter.
621 * cgraph.h (record_references_in_initializer): New parameter.
622 * varasm.c (assemble_variable): Update call.
623 * varpool.c (varpool_analyze_pending_decls): Always look for
626 2009-10-08 Anatoly Sokolov <aesok@post.ru>
628 * config/avr/avr.c (last_insn_address) Remove variable.
629 (expand_prologue): Don't initialise last_insn_address variable.
630 (final_prescan_insn): Don't output insn size.
631 * config/avr/avr.opt (msize): Remove switch.
632 * doc/invoke.texi (AVR Options): Remove documentation of -msize
635 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
637 * combine.c (label_tick_ebb_start): Fix comment.
638 (combine_instructions): Set label_tick and label_tick_ebb_start before
639 calling setup_incoming_promotions. Start them from 1. Increment
640 label_tick instead of deriving it from the BB index. Rather than
641 comparing ticks use the block from the previous iteration to decide
642 whether to start a new EBB. Remove empty lines before function.
644 2009-10-08 Michael Matz <matz@suse.de>
647 * builtins.c (fold_builtin_isascii): Use fold_build2.
648 (fold_builtin_isdigit): Ditto.
649 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
650 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
651 remove_useless_stmts_cond, remove_useless_stmts_tf,
652 remove_useless_stmts_tc, remove_useless_stmts_bind,
653 remove_useless_stmts_goto, remove_useless_stmts_label,
654 remove_useless_stmts_1, remove_useless_stmts,
655 pass_remove_useless_stmts): Remove.
656 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
657 * passes.c (init_optimization_passes): Don't add
658 pass_remove_useless_stmts.
659 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
660 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
662 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
663 for static constants.
664 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
665 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
667 2009-10-08 Richard Guenther <rguenther@suse.de>
669 * gimple.c (free_gimple_type_tables): New function.
670 * gimple.h (free_gimple_type_tables): Declare.
672 2009-10-07 Mark Heffernan <meheff@google.com>
674 * ipa-prop.c (ipa_print_node_params) Only print
675 names of named arguments.
677 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
679 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
680 being statically linked.
682 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
684 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
686 2009-10-08 Jan Hubicka <jh@suse.cz>
689 * ipa.c (cgraph_externally_visible_p,
690 function_and_variable_visibility,
691 whole_program_function_and_variable_visibility): Skip non-finalized
694 2009-10-08 Nick Clifton <nickc@redhat.com>
696 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
699 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
702 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
704 2009-10-07 Joseph Myers <joseph@codesourcery.com>
707 * c-common.c (c_fully_fold_internal): Strip nops from the result
708 of recursive calls to c_fully_fold_internal.
709 (c_wrap_maybe_const): New.
710 (c_save_expr): Use c_wrap_maybe_const.
711 * c-common.h (c_wrap_maybe_const): Declare.
712 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
713 build_binary_op): Use c_wrap_maybe_const.
715 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
717 * real.c: Fix comment to reflect actual exponent size.
719 2009-10-08 Ben Elliston <bje@au.ibm.com>
721 * config/rs6000/a2.md: Add FSF comment header.
723 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
725 * config/i386/i386.md (any_extend): New code iterator.
726 (u, s): New code attributes.
728 (DWIH): Rewrite as code iterator for SI and DI modes.
729 (DWI): Rewrite as mode attribute.
730 (dwi): New mode attribute.
731 (di): Depend on SI mode and DI mode.
732 (doubleint_general_operand): Remove mode attribute.
734 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
737 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
738 (*sub<mode>3_doubleword): Ditto.
740 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
741 using SWIM248 mode iterator.
742 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
743 using SWI48 mode iterator.
744 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
745 patterns using DWIH mode iterator and any_extend code iterator.
746 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
747 using any_extend code iterator.
748 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
749 patterns using DWIH mode iterator and any_extend code iterator.
750 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
751 using any_extend code iterator.
752 (<s>mul<mode>3_highpart): Macroize expander from
753 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
754 and any_extend code iterator.
755 (*<s>muldi3_highpart_1): Macroize insn from
756 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
757 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
758 patterns using any_extend code iterator.
759 (*<s>mulsi3_highpart_zext): Macroize insn from
760 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
762 2009-10-07 Jakub Jelinek <jakub@redhat.com>
764 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
765 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
766 refering to a DIE with DW_AT_const_value.
768 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
771 * ira-lives.c (check_and_make_def_conflict): Process all operands.
773 2009-10-06 Jan Hubicka <jh@suse.cz>
775 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
778 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
780 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
781 *lea_2_rex64): Move before *add<mode>_1 pattern.
783 2009-10-07 Jan Hubicka <jh@suse.cz>
785 * collect2.c (main): Add -fno-whole-program.
786 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
788 2009-10-07 Jan Hubicka <jh@suse.cz>
790 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
791 has no address taken.
792 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
794 (cgraph_clone_node): Clear externally_visible flag for clones.
795 * cgraph.h (cgraph_only_called_directly_p,
796 cgraph_can_remove_if_no_direct_calls_p): New predicates.
797 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
798 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
799 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
800 ipcp_insert_stage): Likwise.
801 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
802 externally_visible flag.
803 (verify_cgraph_node): Verify that inline clones look right.
804 (process_function_and_variable_attributes): Do not set
805 externally_visible flags.
806 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
808 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
810 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
811 clear externally_visible when turning into inline clones
812 (cgraph_mark_inline_edge): Use new predicates.
813 (cgraph_estimate_growth): Likewise.
814 (cgraph_decide_inlining): Likewise.
815 * ipa.c (cgraph_postorder): Likewise.
816 (cgraph_remove_unreachable_nodes): Likewise; sanity check
817 that inline clones are not needed.
818 (cgraph_externally_visible_p): New predicate.
819 (function_and_variable_visibility): Add whole_program parameter;
820 always set externally_visible flag; handle COMDAT function
822 (local_function_and_variable_visibility): New function.
823 (gate_whole_program_function_and_variable_visibility): New function.
824 (whole_program_function_and_variable_visibility): New function.
825 (pass_ipa_whole_program_visibility): New function.
826 * passes.c (init_optimization_passes): Add whole program visibility
828 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
829 not care about needed/reachable flags.
830 * varpool.c: Include flags.h
831 (decide_is_variable_needed): When doing LTO assume whole-program mode.
832 (varpool_finalize_decl): When we are in LTO read-back, all variables
834 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
836 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
838 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
841 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
843 * config.gcc: Don't include the makefile fragments intended for
845 * config/s390/fixdfdi.h: File removed.
846 * config/s390/libgcc-glibc.ver: File removed.
847 * config/s390/s390.h: Remove the fixdfdi.h hack.
848 * config/s390/t-crtstuff: File moved to libgcc dir.
849 * config/s390/t-linux: Likewise.
850 * config/s390/t-tpf: libgcc specific parts removed.
851 * config/s390/t-linux64: Likewise.
853 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
855 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
856 (lto-compress.o): Likewise.
858 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
861 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
862 dllexport to class members here.
863 (i386_pe_determine_dllimport_p): Only check static class data for
865 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
866 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
867 functions for vague linkage.
868 (i386_pe_type_dllexport_p): Fix formatting.
869 (maybe_add_dllexport) New function.
870 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
873 2009-10-07 Ben Elliston <bje@au.ibm.com>
875 * config/rs6000/a2.md: Remove duplicated lines.
877 2009-10-07 Ben Elliston <bje@au.ibm.com>
879 * config.gcc (powerpc*-*-*): Handle a2.
880 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
881 * config/rs6000/a2.md: New file.
882 * config/rs6000/rs6000.opt (mno-update): New.
883 (mupdate): Return to using a mask, not a var.
884 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
885 (enum processor_type): Add PROCESSOR_PPCA2.
886 * config/rs6000/rs6000.c (ppca2_cost): New costs.
887 (rs6000_override_options): Add "a2" to processor_target_table.
888 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
889 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
891 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
893 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
894 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
895 reference to nonexistent gen_truncxfxf2 function.
897 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
899 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
900 (DWIH, g, di, doubleint_general_operand): New mode attributes.
901 (general_operand): Handle TI mode.
902 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
903 using SDWIM mode iterator.
904 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
905 pattern from *add{di,ti}3_1 patterns and corresponding splitters
906 using DWI mode iterator.
907 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
908 patterns using SWI mode iterator.
909 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
910 using SWI48 mode iterator.
911 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
912 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
913 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
914 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
915 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
916 using SDWIM mode iterator.
917 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
918 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
919 using DWI mode iterator.
920 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
921 patterns using SWI mode iterator.
922 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
923 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
924 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
925 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
926 patterns using plusminus code iterator.
927 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
928 sub<mode>3 patterns using plusminus code iterator.
929 * config/i386/i386.c (override_options): Update the call to
930 gen_subdi_carry_rex64 for renamed function.
931 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
932 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
933 calls to instruction expanders.
935 2009-10-06 Martin Jambor <mjambor@suse.cz>
938 * opts.c (decode_options): Run IPA-SRA at -O2.
940 2009-10-06 Richard Guenther <rguenther@suse.de>
942 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
944 2009-10-06 Tobias Burnus <burnus@net-b.de>
947 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
948 -flto and -fwhole-program flags can be combined.
950 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
953 * gcc.c (process_command): Check that -o argument was specified.
955 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
957 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
959 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
961 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
962 * doc/invoke.texi (Warning Options): Annotate allowed languages
963 for -Wunsuffixed-float-constants.
965 2009-10-05 Jakub Jelinek <jakub@redhat.com>
967 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
968 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
969 same name and isn't the main variant.
972 * dwarf2out.c (loc_by_reference): Removed.
973 (dw_loc_list_1): New function.
974 (dw_loc_list): Remove toplev argument, add want_address argument.
975 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
976 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
977 want_address == 2 to dw_loc_list. For successful dw_loc_list
978 set have_address to 1 only if want_address is not 0.
980 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
982 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
983 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
984 a code block followed by two pointers.
985 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
986 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
987 (MIPS_MOVE): Likewise.
988 (MIPS_LUI): Likewise.
990 (MIPS_BAL): Likewise.
991 (MIPS_NOP): Likewise.
992 (mips_asm_trampoline_template): Delete.
993 (mips_trampoline_code_size): New function.
994 (mips_trampoline_init): Add shorter sequences for all cases
995 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
996 Calculate the opcodes directly, rather than copying from a template.
997 Only flush the code part of the trampoline.
998 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1000 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1002 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1003 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1004 (INCOMING_RETURN_ADDR_RTX): Likewise.
1005 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1007 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1008 with RETURN_ADDR_REGNUM.
1009 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1010 * config/mips/mips.c (mips16_build_call_stub): Replace
1011 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1012 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1013 (mips_print_operand_punctuation): Likewise.
1014 (mips_frame_set): Likewise.
1015 (mips16e_output_save_restore): Likewise.
1016 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1017 (mips_save_reg_p): Likewise.
1018 (mips_return_addr): Likewise.
1019 (mips_set_return_address): Likewise.
1020 (mips_direct_save_slot_move_p): Likewise.
1021 (mips_output_function_prologue): Likewise.
1022 (mips_restore_reg): Likewise.
1023 (mips_expand_epilogue): Likewise.
1024 (mips_epilogue_uses): Likewise.
1025 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1026 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1027 (clear_hazard_<mode>): Likewise.
1028 (call_internal): Likewise.
1029 (call_internal_direct): Likewise.
1030 (call_direct_split): Likewise.
1031 (call_value_internal): Likewise.
1032 (call_value_split): Likewise.
1033 (call_value_internal_direct): Likewise.
1034 (call_value_direct_split): Likewise.
1035 (call_value_multiple_internal): Likewise.
1036 (call_value_multiple_split): Likewise.
1038 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1039 Jakub Jelinek <jakub@redhat.com>
1041 PR rtl-optimization/41511
1042 * combine.c (record_value_for_reg): Pass explicit values as argument
1043 to get_last_value_validate.
1044 (get_last_value_validate): Document INSN parameter.
1045 For non-readonly MEMs, assume they might have been modified if INSN
1046 was in another basic block.
1047 (get_last_value): Minor reformatting.
1049 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1052 * final.c (asm_str_count): Split out from asm_insn_count.
1053 * rtl.h (asm_str_count): New prototype.
1054 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1057 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1059 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1061 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1062 Rafael Espindola <espindola@google.com>
1064 * gengtype.c (write_types): Moved call to write_func_for_structure
1065 into seperate loops.
1067 2009-10-05 Richard Guenther <rguenther@suse.de>
1070 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1071 (input_cgraph_1): Input toplevel asms.
1073 2009-10-05 Richard Guenther <rguenther@suse.de>
1076 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1077 (external_aggregate_decl_p): Likewise.
1078 (lto_symtab_compatible): Re-structure. Remove dead code.
1079 For variables ignore toplevel qualifiers when comparing types.
1080 Issue warnings, not errors for mismatched user-alignment.
1082 2009-10-05 Richard Guenther <rguenther@suse.de>
1086 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1087 (struct lto_symtab_identifier_def): Likewise.
1088 (struct lto_symtab_decl_def): Likewise.
1089 (struct lto_symtab_entry_def): New.
1090 (lto_symtab_identifier_t): Rename to ...
1091 (lto_symtab_entry_t): ... this.
1092 (lto_symtab_decls): Remove.
1093 (lto_symtab_base_hash): Rename to ...
1094 (lto_symtab_entry_hash): ... this.
1095 (lto_symtab_base_eq): Rename to ...
1096 (lto_symtab_entry_eq): ... this.
1097 (lto_symtab_base_marked_p): Rename to ...
1098 (lto_symtab_entry_marked_p): ... this.
1099 (lto_symtab_identifier_marked_p): Remove.
1100 (lto_symtab_decl_marked_p): Likewise.
1101 (lto_symtab_maybe_init_hash_tables): Rename to ...
1102 (lto_symtab_maybe_init_hash_table): ... this.
1103 (lto_symtab_set_resolution_and_file_data): Remove.
1104 (lto_symtab_register_decl): New function.
1105 (lto_symtab_get_identifier): Remove.
1106 (lto_symtab_get): New function.
1107 (lto_symtab_get_resolution): Adjust.
1108 (lto_symtab_get_identifier_decl): Remove.
1109 (lto_symtab_set_identifier_decl): Likewise.
1110 (lto_symtab_merge_decl): Rename to ...
1111 (lto_symtab_merge): ... this. Rewrite.
1112 (lto_symtab_merge_var): Remove.
1113 (lto_symtab_merge_fn): Likewise.
1114 (lto_symtab_prevailing_decl): Adjust.
1115 (lto_cgraph_replace_node): New function.
1116 (lto_symtab_merge_decls_2): Likewise.
1117 (lto_symtab_merge_decls_1): Likewise.
1118 (lto_symtab_fixup_var_decls): Likewise.
1119 (lto_symtab_resolve_symbols): Likewise.
1120 (lto_symtab_merge_decls): Likewise.
1121 (lto_symtab_prevailing_decl): Adjust.
1122 (lto_symtab_get_symtab_def): Remove.
1123 (lto_symtab_get_file_data): Likewise.
1124 (lto_symtab_clear_resolution): Adjust.
1125 (lto_symtab_clear_resolution): Likewise.
1126 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1127 (input_cgraph_1): Likewise.
1128 * lto-streamer-in.c (get_resolution): Do not provide fake
1129 symbol resolutions here.
1130 (deferred_global_decls): Remove.
1131 (lto_register_deferred_decls_in_symtab): Likewise.
1132 (lto_register_var_decl_in_symtab): Change signature, register
1133 variable via lto_symtab_register_decl.
1134 (lto_register_function_decl_in_symtab): Likewise.
1135 (lto_read_tree): Adjust.
1136 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1137 (lto_symtab_merge_var): Likewise.
1138 (lto_symtab_merge_fn): Likewise.
1139 (lto_symtab_register_decl): Declare.
1140 (lto_symtab_merge_decls): Likewise.
1142 2009-10-05 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/23821
1145 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1146 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1147 simple IV increments.
1149 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1151 * config/arm/arm.c (arm_override_options): Really initialize
1152 flag_dwarf2_cfi_asm to 0.
1154 2009-10-05 Doug Kwan <dougkwan@google.com>
1156 PR rtl-optimization/41574
1157 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1158 floating point and we are not doing unsafe math optimizations.
1160 2009-10-03 Simon Baldwin <simonb@google.com>
1161 Cary Coutant <ccoutant@google.com>
1162 Rafael Espindola <espindola@google.com>
1163 Richard Guenther <rguenther@suse.de>
1164 Jan Hubicka <jh@suse.cz>
1165 Doug Kwan <dougkwan@google.com>
1166 H.J. Lu <hongjiu.lu@intel.com>
1167 Bill Maddox <maddox@google.com>
1168 Ryan Mansfield <rmansfield@qnx.com>
1169 Diego Novillo <dnovillo@google.com>
1170 Ollie Wild <aaw@google.com>
1171 Kenneth Zadeck <zadeck@naturalbridge.com>
1173 * lto-cgraph.c: New file.
1174 * lto-compress.c: New file.
1175 * lto-compress.h: New file.
1176 * lto-opts.c: New file.
1177 * lto-section-in.c: New file.
1178 * lto-section-out.c: New file.
1179 * lto-streamer-in.c: New file.
1180 * lto-streamer-out.c: New file.
1181 * lto-streamer.c: New file.
1182 * lto-streamer.h: New file.
1183 * lto-symtab.c: New file.
1184 * lto-wpa-fixup.c: New file.
1185 * lto-wrapper.c: New file.
1187 2009-10-03 Simon Baldwin <baldwin@google.com>
1188 Ben Elliston <bje@au.ibm.com>
1189 Rafael Espindola <espindola@google.com>
1190 Nathan Froyd <froydnj@codesourcery.com>
1191 Jan Hubicka <jh@suse.cz>
1192 Doug Kwan <dougkwan@google.com>
1193 Diego Novillo <dnovillo@google.com>
1194 Kenneth Zadeck <zadeck@naturalbridge.com>
1196 * Makefile.in (enable_lto): New.
1197 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1198 (LINKER_PLUGIN_API_H): Define.
1199 (LTO_SYMTAB_H): Define.
1200 (LTO_STREAMER_H): Define.
1201 (TREE_VECTORIZER_H): Define.
1202 (INCLUDES): Add LIBELFINC.
1203 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1204 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1205 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1206 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1207 (native): Add lto-wrapper$(exeext)
1208 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1209 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1210 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1211 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1212 (varasm.o): Add dependency on tree-iterator.h.
1213 (cgraph.o): Add dependency on cif-code.def.
1214 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1215 (ipa-pure-const.o): Likewise.
1216 (GTFILES): Add lto-symtab.c.
1217 (install-lto-wrapper): New.
1218 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1219 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1220 * config.in: Regenerate.
1222 2009-10-03 Rafael Espindola <espindola@google.com>
1223 Diego Novillo <dnovillo@google.com>
1225 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1226 ipa_write_summaries.
1227 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1229 (cgraph_optimize): Make extern.
1231 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1232 Kenneth Zadeck <zadeck@naturalbridge.com>
1234 * toplev.c (in_lto_p): Declare.
1235 * collect2.c (scan_prog_file): Read all the output when reading
1236 information for LTO.
1237 (enum lto_mode_d): Declare.
1239 2009-10-03 Richard Guenther <rguenther@suse.de>
1240 Diego Novillo <dnovillo@google.com>
1242 * gimple.c: Include target.h and alias.h.
1243 (gimple_types): Declare.
1244 (type_hash_cache): Declare.
1245 (gimple_alloc_stat): Make extern.
1246 (gimple_build_eh_must_not_throw): Call
1247 gimple_eh_must_not_throw_set_fndecl.
1248 (struct type_pair_d): Declare.
1249 (type_pair_t): Declare.
1250 (type_pair_hash): New.
1251 (type_pair_eq): New.
1252 (lookup_type_pair): New.
1253 (gimple_force_type_merge): New.
1254 (compare_type_names_p): New.
1255 (compare_field_offset): New.
1256 (gimple_types_compatible_p): New.
1257 (struct sccs): Declare.
1258 (next_dfs_num): Declare.
1259 (iterative_hash_gimple_type): New.
1261 (iterative_hash_type_name): New.
1262 (iterative_hash_gimple_type): New.
1263 (gimple_type_hash): New.
1264 (gimple_type_eq): New.
1265 (gimple_register_type): New.
1266 (print_gimple_types_stats): New.
1267 (gimple_signed_or_unsigned_type): New.
1268 (gimple_unsigned_type): New.
1269 (gimple_signed_type): New.
1270 (gimple_get_alias_set): New.
1271 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1272 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1273 (gimple_force_type_merge): Declare.
1274 (gimple_types_compatible_p): Declare.
1275 (gimple_register_type): Declare.
1276 (print_gimple_types_stats): Declare.
1277 (gimple_unsigned_type): Declare.
1278 (gimple_signed_type): Declare.
1279 (gimple_get_alias_set): Declare.
1280 (gimple_eh_must_not_throw_set_fndecl): New.
1282 2009-10-03 Jan Hubicka <jh@suse.cz>
1283 Kenneth Zadeck <zadeck@naturalbridge.com>
1285 * ipa-pure-const.c: Include lto-streamer.h.
1286 (register_hooks): Factor out of ...
1287 (generate_summary): ... here.
1288 (pure_const_write_summary): New.
1289 (pure_const_read_summary): New.
1290 (pass_ipa_pure_const): Add pure_const_write_summary and
1291 pure_const_read_summary.
1292 * ipa-reference.c: Include lto-streamer.h.
1293 (add_new_function): New.
1294 (remove_node_data): New.
1295 (duplicate_node_data): New.
1296 (ipa_init): Guard against multiple calls.
1297 Move hook setup from analyze_function.
1298 (write_node_summary_p): New.
1299 (ipa_reference_write_summary): New.
1300 (ipa_reference_read_summary): New.
1301 (pass_ipa_reference): Add ipa_reference_write_summary and
1302 ipa_reference_read_summary.
1303 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1304 (struct cgraph_edge): Add fields lto_stmt_uid and
1305 call_stmt_cannot_inline_p.
1306 (cgraph_optimize): Declare.
1307 (cgraph_decide_is_function_needed): Declare.
1308 (reset_inline_failed): Declare.
1309 (enum LTO_cgraph_tags): Declare.
1310 (LTO_cgraph_tag_names): Declare.
1311 (LCC_NOT_FOUND): Define.
1313 2009-10-03 Doug Kwan <dougkwan@google.com>
1314 Rafael Espindola <espindola@google.com>
1315 Jan Hubicka <jh@suse.cz>
1316 Diego Novillo <dnovillo@google.com>
1317 Kenneth Zadeck <zadeck@naturalbridge.com>
1319 * passes.c (all_regular_ipa_passes): New.
1320 (all_ipa_passes): Rename to all_small_ipa_passes.
1321 (init_optimization_passes): Init all_regular_ipa_passes.
1322 * tree-pass.h (all_regular_ipa_passes): New.
1323 (all_ipa_passes): Rename to all_small_ipa_passes.
1324 * passes.c (all_lto_gen_passes): New.
1325 (init_optimization_passes): Initialize all_lto_gen_passes.
1326 (execute_ipa_summary_passes): Make non-static.
1327 (ipa_write_summaries_1): New.
1328 (ipa_write_summaries_2): New.
1329 (ipa_write_summaries): New.
1330 (ipa_write_summaries_of_cgraph_node_set): New.
1331 (ipa_read_summaries_1): New.
1332 (ipa_read_summaries): New.
1333 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1334 (execute_regular_ipa_pass_list): Remove.
1335 (init_optimization_passes): Schedule
1336 pass_rebuild_cgraph_edges and pass_early_inline outside
1337 of pass_all_early_optimizations. Document reason.
1338 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1339 pass_ipa_lto_finish_out): New pass.
1340 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1341 (execute_all_ipa_transforms): New.
1342 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1343 (dump_properties, debug_properties): New.
1344 * tree-optimize.c (gate_all_early_local_passes): Return
1345 false if we are in lto1.
1346 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1347 * tree-pass.h (execute_all_ipa_transforms): Declare.
1348 (pass_ipa_function_and_variable_visibility): Declare.
1349 (pass_ipa_early_inline): Declare.
1350 (pass_ipa_lto_gimple_out): Declare.
1351 (pass_ipa_lto_wpa_fixup): Declare.
1352 (pass_ipa_lto_finish_out): Declare.
1353 (all_small_ipa_passes, all_regular_ipa_passes,
1354 all_lto_gen_passes): Declare.
1355 (execute_ipa_summary_passes): Declare.
1356 (execute_all_ipa_transforms): Declare.
1357 (ipa_write_summaries): Declare
1358 (ipa_write_summaries_of_cgraph_node_set): Declare.
1359 (ipa_read_summaries): Declare.
1361 2009-10-03 Doug Kwan <dougkwan@google.com>
1362 Ollie Wild <aaw@google.com>
1364 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1366 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1367 (lto_mode): New variable.
1368 (maybe_run_lto_and_relink): Handle the -fwpa option.
1369 (main): Handle the -fwpa option.
1370 (maybe_unlink_list): New function.
1371 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1372 * common.opt (flto): New flag.
1373 * toplev.c (flag_generate_lto): Declare.
1375 2009-10-03 Simon Baldwin <simonb@google.com>
1377 * common.opt (flto-compression-level): New flag.
1379 * opts.c: Include lto-opts.h.
1380 (handle_option): Call lto_register_user_option for each
1381 valid option handled.
1382 (decode_options): Clear registered options before the options
1385 2009-10-03 Cary Coutant <ccoutant@google.com>
1387 * collect2.c (is_elf): New function.
1388 (scan_prog_file): Require LTO object to be in ELF format.
1390 2009-10-03 Rafael Espindola <espindola@google.com>
1392 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1393 libgcc to the linker.
1395 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1397 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1398 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1400 * collect2.h (collect_execute): Add flags argument.
1401 * tlink.c (tlink_execute): Update call to collect_execute.
1402 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1403 (use_linker_plugin): New.
1404 (use_linker_plugin_spec_function): New.
1405 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1406 (linker_plugin_file_spec): New.
1407 (lto_wrapper_spec): New.
1408 (lto_gcc_spec): New.
1409 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1410 (static_spec_functions): Add use-linker-plugin.
1411 (process_command): Handle -use-linker-plugin.
1412 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1413 linker_plugin_file_spec and lto_gcc_spec.
1414 (use_linker_plugin_spec_function): New.
1416 2009-10-03 Richard Guenther <rguenther@suse.de>
1420 * tree.h (is_lang_specific): Include LANG_TYPE.
1421 * tree.c (find_decls_types_r): Manually add interesting parts
1422 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1424 * gimple.c (type_pair_hash): Make symmetric.
1425 (type_pair_eq): Likewise.
1426 (lookup_type_pair): Increase initial hashtable size.
1427 (gimple_force_type_merge): Rely on type-pair symmetry.
1428 (visit): Remove excessive checking code.
1429 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1430 (gimple_register_type): Remove getenv calls, shrink initial
1434 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1435 inline functions if not generating lto output.
1438 * toplev.c (finalize): In WPA mode remove the asm file.
1440 2009-10-03 Doug Kwan <dougkwan@google.com>
1442 * ipa-inline.c (cgraph_mark_inline): Check
1443 edge->call_stmt_cannot_inline_p instead of calling
1444 gimple_call_cannot_inline_p.
1445 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1446 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1447 (inline_generate_summary): Do nothing in LTRANS.
1448 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1449 exists before calling gimple_call_cannot_inline_p.
1450 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1451 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1452 Update new_edge->lto_stmt_uid.
1453 * cgraphbuild.c (reset_inline_failed): New.
1455 * common.opt (fwpa): New flag.
1456 (fltrans): New option.
1457 * gcc.c (gcc_lto_option_t): New type.
1458 (current_lto_option): New variable.
1459 (lto_single_spec_function): Remove and is replaced by ..
1460 (lto_option_spec_function): New function.
1461 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1462 passing the -flto flag.
1463 (cc1_options): Separate non-LTO related parts into ..
1464 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1465 (lto1_options): New spec for lto FE.
1466 (link_lto_options): New spec for handling LTO flags in linker.
1467 (invoke_lto_single): Re-format to fit in 80 column. Replace
1468 lto-single with lto-option.
1469 (static_specs): Add cc1_non_lto_options, lto1_options and
1471 (static_spec_function): Replace lto-single with lto-option.
1472 (process_command): Handle -flto, -fwpa and -fltran by setting
1473 current_lto_option and not passing it to subprocess unconditionally.
1475 2009-10-03 Bill Maddox <maddox@google.com>
1477 Add `gcc' driver support for link-time code generation (LTO).
1479 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1480 (lto_flag, lto_objects, lto_o_file): New variables.
1481 (struct lto_object, struct lto_object_list): New structures.
1482 (collect_exit, handler): Remove LTO temporary output file on exit.
1483 (add_lto_object): New function.
1484 (maybe_run_lto_and_relink): New function. Perform link time code
1485 generation and relinking for object files containing LTO information.
1486 (main): Invoke maybe_run_lto_and_relink().
1487 (dump_argv): New function. For debugging, currently disabled.
1488 (scan_prog_file): Add LTO information pass.
1489 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1491 * toplev.c (compile_file): Emit assembler directive to create
1492 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1494 2009-10-03 Diego Novillo <dnovillo@google.com>
1496 * c.opt: Add LTO to warn_abi and warn_psabi.
1498 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1499 inline function. Ignore language-specific nodes. Update all users.
1500 (find_decls_types_r): Do not traverse the subtrees of
1501 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1502 * tree.h (is_lang_specific): New.
1503 * langhooks.h (struct lang_hooks_for_decls): Remove
1504 may_need_assembler_name_p. Update all users.
1506 * c-common.c (set_builtin_user_assembler_name): Move ...
1507 * builtins.c (set_builtin_user_assembler_name): ... here.
1508 (is_builtin_name): Add comment
1509 (is_builtin_fn): New.
1510 * except.c (output_ttype): Only call
1511 lookup_type_for_runtime if TYPE is not a runtime type.
1513 * passes.c (register_pass): Call position_pass on
1514 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1515 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1516 (TV_IPA_LTO_DECL_IO): Define.
1517 (TV_IPA_LTO_CGRAPH_IO): Define.
1519 (TV_WHOPR_WPA): Define.
1520 (TV_WHOPR_WPA_IO): Define.
1521 (TV_WHOPR_LTRANS): Define.
1522 (TV_WHOPR_WPA_FIXUP): Define.
1523 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1524 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1525 * tree-flow.h (tree_node_can_be_shared): Declare.
1526 * tree-inline.c (tree_can_inline_p): Check that E has a
1527 statement associated with it.
1528 * tree.c (free_lang_data_in_binf): Factor out of ...
1529 (free_lang_data_in_type): ... here.
1530 Call RECORD_OR_UNION_TYPE_P.
1531 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1532 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1533 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1534 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1535 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1536 (gate_free_lang_data): Return true if flag_generate_lto is set.
1537 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1538 * c-common.h (set_builtin_user_assembler_name): Move ...
1539 * tree.h (set_builtin_user_assembler_name): ... here.
1541 * common.opt (flto-report): New flag.
1542 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1543 * collect2.c (scan_prog_file): Send the error output of
1544 'nm' to HOST_BIT_BUCKET.
1546 2009-10-03 Ollie Wild <aaw@google.com>
1548 * langhooks-def.h (lhd_begin_section): New function declaration.
1549 (lhd_write_section): New function declaration.
1550 (lhd_end_section): New function declaration.
1551 (LANG_HOOKS_BEGIN_SECTION): New macro.
1552 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1553 (LANG_HOOKS_END_SECTION): New macro.
1554 (LANG_HOOKS_LTO): New macro.
1555 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1556 * langhooks.c (output.h): Add include.
1557 (saved_section): New static variable.
1558 (lhd_begin_section): New function.
1559 (lhd_write_section_data): New function.
1560 (lhd_end_section): New function.
1561 * langhooks.h (struct lang_hooks_for_lto): New structure.
1562 (struct lang_hooks): Add member lto.
1563 * Makefile.in (langhooks.o): Add dependency on output.h.
1565 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1567 2009-10-03 Richard Guenther <rguenther@suse.de>
1569 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1572 2009-10-03 Simon Baldwin <simonb@google.com>
1573 Richard Guenther <rguenther@suse.de>
1574 Janis Johnson <janis187@us.ibm.com>
1575 Doug Kwan <dougkwan@google.com>
1576 Diego Novillo <dnovillo@google.com>
1577 Ramana Radhakrishnan <ramana.r@gmail.com>
1578 Ollie Wild <aaw@google.com>
1580 * doc/install.texi: Add documentation for libelf and --enable-lto.
1581 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1582 -flto-report, -flto-compression-level and -use-linker-plugin.
1583 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1584 Add section for LTO Testing.
1586 2009-10-02 Cary Coutant <ccoutant@google.com>
1588 Add support for comdat type sections for DWARF v4.
1589 Merge from dwarf4 branch.
1591 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1592 (dw_die_ref): Define vector type.
1593 (enum dw_val_class): Add dw_val_class_data8.
1594 (struct dw_val_struct): Add v.val_data8.
1595 (comdat_type_node_ref): New type.
1596 (struct die_struct): Move die_symbol into a union; add new field
1597 die_type_node. Change all uses.
1598 (comdat_type_node): New type.
1599 (skeleton_chain_node): New type.
1600 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1601 (comdat_type_list): New variable.
1602 (dwarf_tag_name): Add DW_TAG_type_unit.
1603 (dwarf_attr_name): Add DW_AT_signature.
1604 (add_AT_data8): New function.
1605 (replace_child): New function.
1606 (move_all_children): New function.
1607 (print_signature): New function.
1608 (print_die): Print signature information; add dw_val_class_data8.
1609 (attr_checksum): Support dw_val_class_data8.
1610 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1611 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1612 (checksum_sleb128, checksum_uleb128): New functions.
1613 (checksum_die_context): New function.
1614 (loc_checksum_ordered): New function.
1615 (attr_checksum_ordered): New function.
1616 (struct checksum_attributes): New structure.
1617 (collect_checksum_attributes): New function.
1618 (die_checksum_ordered): New function.
1619 (generate_type_signature): New function.
1620 (same_dw_val_p): Add dw_val_class_data8.
1621 (is_symbol_die): Use new is_declaration_die function.
1622 (is_declaration_die): New function.
1623 (should_move_die_to_comdat): New function.
1624 (clone_die): New function.
1625 (clone_tree): New function.
1626 (clone_as_declaration): New function.
1627 (copy_declaration_context): New function.
1628 (generate_skeleton_ancestor_tree): New function.
1629 (generate_skeleton_bottom_up): New function.
1630 (generate_skeleton): New function.
1631 (remove_child_or_replace_with_skeleton): New function.
1632 (break_out_comdat_types): New function.
1633 (struct decl_table_entry): New type.
1634 (htab_decl_hash): New function.
1635 (htab_decl_eq): New function.
1636 (htab_decl_del): New function.
1637 (copy_ancestor_tree): New function.
1638 (copy_decls_walk): New function.
1639 (copy_decls_for_unworthy_types): New function.
1640 (build_abbrev_table): Don't assert on missing die_symbol when doing
1641 comdat type sections.
1642 (size_of_die): Use DW_FORM_sig8 for external references. Add
1644 (unmark_dies): Don't assert for unmarked dies when doing comdat
1646 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1647 (output_signature): New function.
1648 (output_die): Likewise.
1649 (output_compilation_unit_header): Mark output as DWARF version 3
1650 even if generating DWARF 4.
1651 (output_comdat_type_unit): New function.
1652 (output_line_info): Mark output as DWARF version 3 even if generating
1654 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1656 (dwarf2out_end_source_file): Likewise.
1657 (prune_unused_types_walk_attribs): Don't follow references into
1658 comdat type sections.
1659 (prune_unused_types_mark): When generating type units, do not mark
1660 children of non-defining declarations of types; do mark children of
1662 (prune_unused_types): Process comdat type sections.
1663 (htab_ct_hash): New function.
1664 (htab_ct_eq): New function.
1665 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1666 Add a pointer to the line table from type unit entries so
1667 DW_AT_decl_file has meaning.
1668 * varasm.c (default_elf_asm_named_section): Use identifier name as
1669 comdat key instead of lang hook.
1671 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1673 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1675 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1677 * config/i386/i386.md (SWIM248): New mode iterator.
1678 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1679 divmodhi4 patterns using SWIM248 macro.
1680 (*divmod<mode>4): Macroize insn_and_split pattern from
1681 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1682 and their corresponding splitters usign SWIM248 macro. Split SImode
1683 insn to generate cltd and DImode insn to generate cqto instead of
1684 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1685 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1686 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1687 *divmodsi_noext patterns using SWIM248 macro.
1688 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1689 udivmodhi4 patterns using SWIM248 macro.
1690 (*udivmod<mode>4): Macroize insn_and_split pattern from
1691 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1692 corresponding splitters using SWIM248 macro.
1693 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1694 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1696 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1698 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1699 of zero-sized element is zero-sized regardless of its extent.
1701 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1704 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1705 * configure: Regenerated.
1706 * config.in: Regenerated.
1707 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1708 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1709 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1710 not emitting .eh_frame, emit .cfi_sections .debug_frame
1715 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1716 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1718 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1719 vars use DECL_RTL with resetting it back to NULL afterwards.
1720 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1721 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1722 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1723 the attribute type allows it, otherwise use DW_FORM_dataN.
1724 (mem_loc_descriptor): Handle CONST_STRING.
1725 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1726 Handle MEM with CONST_STRING address using add_AT_string.
1727 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1728 CONST_STRING for const arrays initialized with a string literal.
1729 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1730 (dwarf2out_finish): Call resolve_addr.
1732 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1733 Maxim Kuvyrkov <maxim@codesourcery.com>
1735 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1737 2009-10-02 Nick Clifton <nickc@redhat.com>
1739 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1740 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1742 2009-10-01 Jan Hubicka <jh@suse.cz>
1744 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1745 (cgraph_create_virtual_clone): Just pass redirect_callers
1747 * cgraph.h (cgraph_clone_node): Update prototype.
1748 * ipa-pure-const.c (self_recursive_p): New function.
1749 (propagate): Use it.
1750 * ipa-inline.c (cgraph_clone_inlined_nodes,
1751 cgraph_decide_recursive_inlining): Update.
1753 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1755 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1756 instructions for TARGET_OCTEON.
1758 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1760 * config/arm/arm.c (arm_override_options): Turn off
1761 flag_dwarf2_cfi_asm for AAPCS variants.
1763 2009-10-01 Martin Jambor <mjambor@suse.cz>
1766 * tree-sra.c (convert_callers): Do not call
1767 compute_inline_parameters on one caller more than once.
1769 2009-10-01 Nick Clifton <nickc@redhat.com>
1771 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1772 an empty string if not already defined.
1774 2009-10-01 Martin Jambor <mjambor@suse.cz>
1777 * tree-sra.c (is_va_list_type): New function.
1778 (find_var_candidates): Call is_va_list_type.
1779 (find_param_candidates): Check that the type or the type pointed
1780 to are not va_list types.
1782 2009-10-01 Martin Jambor <mjambor@suse.cz>
1785 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1786 DECL_ARTIFICIAL (param_decl) is true.
1788 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1790 * tree.h (tree_decl_common::lang_flag_8): New.
1791 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1793 * c-common.h (RID_CONSTEXPR): New.
1795 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1797 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1798 Use ref-all pointers.
1799 (alpha_gimplify_va_arg): Ditto.
1801 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1804 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1805 before insn counting loop now that BB_END (bb) is counted. Ensure
1806 the return value isn't zero.
1808 2009-09-30 Nick Clifton <nickc@redhat.com>
1810 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1811 with separate definitions of c_target_objs and cxx_target_objs.
1812 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1814 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1815 sh_symbian_import_export_class.
1816 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1817 * config/sh/symbian.c: Delete, moving code into...
1818 * config/sh/symbian-base.c: ... here
1819 * config/sh/symbian-c.c: ... and here
1820 * config/sh/symbian-cxx.c: ... and here.
1822 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1825 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1826 of plus RTX into register.
1828 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1830 * doc/install.texi: Linguistic and markup fixes.
1831 (Configuration) <--disable-cpp>: Remove description.
1832 <--enable-maintainer-mode>: Autotools files are affected, too.
1833 <--with-sysroot>: Improve description.
1834 (Building): Bump required GNU make version.
1836 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1838 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1839 (x86_64-*-*): Ditto.
1841 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1842 intrinisics for FMA4.
1843 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1844 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1845 Add FMA4 check and fma4intrin.h.
1846 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1848 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1849 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1850 constant for FMA4 support.
1851 (UNSPEC_FMA4_FMADDSUB): Ditto.
1852 (UNSPEC_FMA4_FMSUBADD): Ditto.
1853 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1854 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1855 (ix86_expand_fma4_multiple_memory): Ditto.
1856 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1857 (OPTION_MASK_ISA_FMA4_UNSET): New.
1858 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1859 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1860 (ix86_handle_option): Handle -mfma4.
1861 (isa_opts): Handle -mfma4.
1862 (enum pta_flags): Add PTA_FMA4.
1863 (override_options): Add FMA4 support.
1864 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1865 (IX86_BUILTIN_VFMADDSD): Ditto.
1866 (IX86_BUILTIN_VFMADDPS): Ditto.
1867 (IX86_BUILTIN_VFMADDPD): Ditto.
1868 (IX86_BUILTIN_VFMSUBSS): Ditto.
1869 (IX86_BUILTIN_VFMSUBSD): Ditto.
1870 (IX86_BUILTIN_VFMSUBPS): Ditto.
1871 (IX86_BUILTIN_VFMSUBPD): Ditto.
1872 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1873 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1874 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1875 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1876 (IX86_BUILTIN_VFNMADDSS): Ditto.
1877 (IX86_BUILTIN_VFNMADDSD): Ditto.
1878 (IX86_BUILTIN_VFNMADDPS): Ditto.
1879 (IX86_BUILTIN_VFNMADDPD): Ditto.
1880 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1881 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1882 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1883 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1884 (IX86_BUILTIN_VFMADDPS256): Ditto.
1885 (IX86_BUILTIN_VFMADDPD256): Ditto.
1886 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1887 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1888 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1889 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1890 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1891 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1892 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1893 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1894 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1895 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1896 (enum multi_arg_type): New enum for describing the various FMA4
1897 intrinsic argument types.
1898 (bdesc_multi_arg): New table for FMA4 intrinsics.
1899 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1900 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1902 (ix86_expand_builtin): Add FMA4 intrinsic support.
1903 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1904 operand instructions.
1905 (ix86_expand_fma4_multiple_memory): New function to split the
1906 second memory reference from FMA4 instructions.
1907 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1908 (ssemodesuffixf2s): Ditto.
1909 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1911 (fma4_fmsub<mode>4): Ditto.
1912 (fma4_fnmadd<mode>4): Ditto.
1913 (fma4_fnmsub<mode>4): Ditto.
1914 (fma4_vmfmadd<mode>4): Ditto.
1915 (fma4_vmfmsub<mode>4): Ditto.
1916 (fma4_vmfnmadd<mode>4): Ditto.
1917 (fma4_vmfnmsub<mode>4): Ditto.
1918 (fma4_fmadd<mode>4256): Ditto.
1919 (fma4_fmsub<mode>4256): Ditto.
1920 (fma4_fnmadd<mode>4256): Ditto.
1921 (fma4_fnmsub<mode>4256): Ditto.
1922 (fma4_fmaddsubv8sf4): Ditto.
1923 (fma4_fmaddsubv4sf4): Ditto.
1924 (fma4_fmaddsubv4df4): Ditto.
1925 (fma4_fmaddsubv2df4): Ditto.
1926 (fma4_fmsubaddv8sf4): Ditto.
1927 (fma4_fmsubaddv4sf4): Ditto.
1928 (fma4_fmsubaddv4df4): Ditto.
1929 (fma4_fmsubaddv2df4): Ditto.
1930 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1931 instructions for intrinsics.
1932 (fma4i_fmsub<mode>4): Ditto.
1933 (fma4i_fnmadd<mode>4): Ditto.
1934 (fma4i_fnmsub<mode>4): Ditto.
1935 (fma4i_vmfmadd<mode>4): Ditto.
1936 (fma4i_vmfmsub<mode>4): Ditto.
1937 (fma4i_vmfnmadd<mode>4): Ditto.
1938 (fma4i_vmfnmsub<mode>4): Ditto.
1939 (fma4i_fmadd<mode>4256): Ditto.
1940 (fma4i_fmsub<mode>4256): Ditto.
1941 (fma4i_fnmadd<mode>4256): Ditto.
1942 (fma4i_fnmsub<mode>4256): Ditto.
1943 (fma4i_fmaddsubv8sf4): Ditto.
1944 (fma4i_fmaddsubv4sf4): Ditto.
1945 (fma4i_fmaddsubv4df4): Ditto.
1946 (fma4i_fmaddsubv2df4): Ditto.
1947 (fma4i_fmsubaddv8sf4): Ditto.
1948 (fma4i_fmsubaddv4sf4): Ditto.
1949 (fma4i_fmsubaddv4df4): Ditto.
1950 (fma4i_fmsubaddv2df4): Ditto.
1952 * doc/invoke.texi (-mfma4): Add documentation.
1953 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1955 2009-09-29 Richard Henderson <rth@redhat.com>
1957 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1958 an edge to the new destination block.
1960 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1963 * pa.c (hppa_profile_hook): Use
1964 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1966 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1967 Alexander Monakov <amonakov@ispras.ru>
1970 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1971 (not_postinc_memory_operand): New.
1972 (not_postinc_move_operand): New.
1973 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1974 (*cmovsi_internal): Ditto.
1976 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1978 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1979 restrict issue_rate in first pass when scheduling for register
1982 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1983 Rafael Avila de Espindola <espindola@google.com>
1985 * gengtype.c (plugin_output): New.
1986 (get_output_file_with_visibility): Return plugin_output for plugins.
1987 (main): Parse and use the -P option.
1988 * gty.texi: Update the command line format.
1990 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1993 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1995 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1996 out if !const_ok_for_output.
1999 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2000 case VAR_LOCATION>: Remove gcc_unreachable ().
2002 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2004 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2005 (x86_64-*-*): Ditto.
2006 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2007 back to smmintrin.h.
2008 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2009 * config/i386/x86intrin.h: Remove SSE5.
2010 * config/i386/mmintrin-common.h: Delete file.
2011 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2013 2009-09-29 Richard Guenther <rguenther@suse.de>
2015 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2016 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2018 2009-09-29 Nick Clifton <nickc@redhat.com>
2020 * function.c (current_function_name): If there is no current
2021 function just return "<none>".
2023 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2025 * tree-pass.h (register_pass_info): New structure.
2026 (pass_positioning_ops): Move enum from gcc-plugin.h.
2027 (register_pass): New function.
2028 * gcc-plugin.h (plugin_pass): Delete structure.
2029 (pass_positioning_ops): Delete enum.
2030 * plugin.c (regsiter_pass): Delete function.
2031 (position_pass): Delete function.
2032 (added_pass_nodes): Delete variable.
2033 (prev_added_pass_nodes): Delete variable.
2034 (pass_list_node): Delete structure.
2035 * passes.c (make_pass_instance): New function.
2036 (next_pass_1): Change to call make_pass_instance.
2037 (pass_list_node): Move structure from gcc-plugin.h.
2038 (added_pass_nodes): Move variable from plugin.c.
2039 (prev_added_pass_nodes): Move variable from plugin.c.
2040 (position_pass): New function.
2041 (register_pass): New function.
2043 2009-09-28 Easwaran Raman <eraman@google.com>
2045 * ifcvt.c (noce_try_abs): Recognize pattern and call
2046 expand_one_cmpl_abs_nojump.
2047 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2048 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2050 2009-09-28 Ian Lance Taylor <iant@google.com>
2053 * c-opts.c (c_common_handle_option): Don't set
2054 warn_jump_misses_init for -Wall.
2055 * doc/invoke.texi (Warning Options): Update documentation.
2057 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2059 * Makefile.in ($(out_object_file)): Depend on
2060 gt-$(basename $(notdir $(out_file))).h.
2062 2009-09-28 Richard Henderson <rth@redhat.com>
2064 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2065 * except.c (gen_eh_region): Set it.
2066 (duplicate_eh_regions_1): Copy it.
2067 * tree-eh.c (lower_resx): Use it to determine which function
2070 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2071 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2072 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2073 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2074 BUILT_IN_CXA_END_CLEANUP if necessary.
2076 * c-common.c (c_define_builtins): Update call to
2077 build_common_builtin_nodes.
2079 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2081 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2083 2009-09-28 Michael Matz <matz@suse.de>
2085 * builtins.c (interclass_mathfn_icode): New helper.
2086 (expand_builtin_interclass_mathfn): Use it here, and split folding
2088 (fold_builtin_interclass_mathfn): ... this new folder.
2089 (build_call_nofold_loc): New static helper.
2090 (build_call_nofold): New wrapper macro for above.
2091 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2092 (expand_builtin_pow): Ditto.
2093 (expand_builtin_memset_args): Ditto.
2094 (expand_builtin_printf): Ditto.
2095 (expand_builtin_fprintf): Ditto.
2096 (expand_builtin_sprintf): Ditto.
2097 (expand_builtin_memory_chk): Ditto.
2098 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2099 (expand_builtin_stpcpy): Ditto.
2100 (expand_builtin_strcmp): Ditto.
2101 (expand_builtin_strncmp): Ditto.
2102 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2103 (expand_builtin_strcpy_args): Don't call folders.
2104 (expand_builtin_memcmp): Ditto.
2105 (expand_builtin_strncpy): Ditto, and use target.
2106 (expand_builtin_memcpy): Ditto.
2107 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2108 expand_builtin_strpbrk, expand_builtin_memmove,
2109 expand_builtin_memmove_args, expand_builtin_bcopy,
2110 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2111 expand_builtin_strspn, expand_builtin_strcspn,
2112 expand_builtin_fputs): Remove these.
2113 (expand_builtin): Don't call the above, change calls to other
2114 expanders that changed prototype.
2115 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2116 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2117 fold_builtin_interclass_mathfn.
2118 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2119 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2121 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2122 * passes.c (init_optimization_passes): Move pass_fold_builtins
2123 after last phiopt pass.
2124 * tree-inline.c (fold_marked_statements): When folding builtins
2125 iterate over all instruction potentially generated.
2126 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2128 (fold_gimple_call): Use it to always fold calls (into potentially
2129 multiple instructions).
2130 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2131 calls into zero at this time.
2132 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2133 statements generated by builtin folding.
2135 2009-09-28 Nick Clifton <nickc@redhat.com>
2137 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2139 2009-09-28 Duncan Sands <baldrick@free.fr>
2141 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2142 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2143 (register_callback): Dispatch it.
2144 (invoke_plugin_callbacks): Incorporate in sanity check.
2145 * ggc.h (ggc_register_cache_tab): Add declaration.
2146 * ggc-common.c (ggc_register_root_tab): Simplify.
2147 (const_ggc_cache_tab_t): New typedef.
2148 (extra_cache_vec): New vector of dynamically added cache tables.
2149 (ggc_register_cache_tab): New function.
2150 (ggc_scan_cache_tab): New function.
2151 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2152 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2154 2009-09-27 Richard Henderson <rth@redhat.com>
2156 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2157 which we remove __builtin_stack_restore.
2159 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2161 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2162 to test for GRD_INVARIANT.
2163 (simple_rhs_p): Anything that's function_invariant_p is fine.
2165 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2167 * gengtype.c (main): Use plunge_files instead of plugin_output.
2169 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2170 Rafael Avila de Espindola <espindola@google.com>
2172 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2173 Don't print pch related info if it is false.
2174 (main): Don't print pch info in plugin mode.
2176 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2178 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2179 with dw_val_class_const_double.
2180 (struct dw_val_struct): Replace val_long_long with val_double and
2181 adjust for above change.
2182 (output_loc_operands): Likewise.
2183 (add_AT_long_long): Rename into...
2184 (add_AT_double): ...this.
2185 (print_die): Replace dw_val_class_long_long with
2186 dw_val_class_const_double and adjust.
2187 (attr_checksum): Likewise.
2188 (same_dw_val_p): Likewise.
2189 (size_of_die): Likewise.
2190 (value_format): Likewise.
2191 (output_die): Likewise.
2192 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2193 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2194 instead of add_AT_long_long.
2195 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2196 value with the precision of its type.
2198 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2201 * c-typeck.c (build_conditional_expr): Use the readonly and
2202 volatile flags of the operand types, not of the operands itself.
2204 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2206 * collect2.c (main): Look for -brtl before adding libraries.
2208 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2210 * config.gcc: Update OpenBSD targets.
2211 * config/openbsd-stdint.h: New file.
2212 * config/openbsd-libpthread.h: New file.
2213 * config/openbsd.h: Update and break out LIB_SPEC definition.
2214 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2215 * config/i386/openbsdelf.h: Correct types.
2216 * config/m68k/openbsd.h: Likewise.
2217 * config/mips/openbsd.h: Likewise.
2218 * config/vax/openbsd.h: Likewise.
2220 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2222 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2223 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2224 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2225 of the length and zero.
2227 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2229 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2230 (FLAGS_H): Add options.h $(REAL_H).
2231 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2232 (TREE_VECTORIZER_H): New.
2233 (EBITMAP_H): Renamed from EBIMAP_H.
2234 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2235 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2236 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2237 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2238 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2239 (graphite-clast-to-gimple.o, graphite-dependences.o)
2240 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2241 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2242 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2243 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2244 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2245 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2246 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2247 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2248 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2249 updated and fixed as per above changes and per
2250 check_makefile_deps.sh output.
2253 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2254 * configure: Regenerate.
2256 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2258 * doc/install.texi: Update minimum MPC version to 0.7.
2260 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2262 * doc/install.texi (Binaries): Remove reference to the binary
2263 distribution CD-ROM from the FSF.
2265 2009-09-26 Michael Matz <matz@suse.de>
2269 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2270 that are mentioned in the body.
2272 2009-09-26 Michael Matz <matz@suse.de>
2274 PR tree-optimization/41454
2275 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2276 (tree_ssa_dominator_optimize): Don't allocate and free it.
2277 (dom_opt_leave_block): Don't iterate over it.
2278 (eliminate_redundant_computations): Don't return a value.
2279 (cprop_operand, cprop_into_stmt): Ditto.
2280 (optimize_stmt): Don't defer updating stmts.
2282 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2284 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2285 generic_parameter_die, template_parameter_pack_die,
2286 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2287 renaming DW_TAG_formal_parameter_pack and
2288 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2289 and DW_TAG_GNU_template_parameter_pack.
2291 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2293 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2294 * config/v850/v850.c (v850_function_value): New function.
2295 (TARGET_FUNCTION_VALUE): Define.
2297 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2299 * tree-vect-stmts.c (vectorizable_call): Call
2300 mark_symbols_for_renaming after vect_finish_stmt_generation.
2302 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2303 to loc_descriptor_from_tree.
2304 (add_location_or_const_value_attribute): Pass 0 instead of 2
2305 for decl_by_reference_p decls.
2307 2009-09-25 Richard Guenther <rguenther@suse.de>
2310 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2313 2009-09-25 Ben Elliston <bje@au.ibm.com>
2315 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2318 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2320 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2321 form of instruction.
2323 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2326 * fold-const.c (const_binop): Handle complex int division.
2327 * tree-complex.c (expand_complex_div_straight,
2328 expand_complex_div_wide): Update comments.
2330 2009-09-24 DJ Delorie <dj@redhat.com>
2333 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2334 (reg_class): Likewise.
2335 (REG_CLASS_NAMES): Likewise.
2336 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2337 (m32c_override_options): Disable -fivopts for M32C.
2339 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2341 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2342 Delete VSX load/store with update support.
2343 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2344 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2348 (VStype_load_update): Ditto.
2349 (VStype_store_update): Ditto.
2350 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2351 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2353 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2354 load/store with update builtins.
2356 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2358 * libgcc2.c (L_trampoline): Prototype for getpagesize
2359 and mprotect in WINNT case.
2361 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2363 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2364 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2365 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2366 'outgoing' argument.
2367 (TARGET_FUNCTION_VALUE): Define.
2369 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2371 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2373 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2376 * common.opt: Initialize dwarf_strict to -1.
2377 * toplev.c (process_options): Catch unset dwarf_strict
2378 and set to 0 for all targets not overriding.
2379 * config/darwin.c (darwin_override_options): Catch unset
2380 dwarf_strict and override to 1.
2382 2009-09-24 Jeff Law <law@redhat.com>
2384 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2386 2009-09-24 Richard Guenther <rguenther@suse.de>
2388 PR tree-optimization/36143
2389 PR tree-optimization/38747
2390 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2391 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2393 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2396 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2397 return false instead of gcc_unreachable (). For CONST return the
2398 value returned by recursive call instead of always returning true.
2399 (tree_add_const_value_attribute): Return the value returned by
2400 add_const_value_attribute instead of always returning true if rtl
2403 2009-09-23 Justin Seyster <jrseys@gmail.com>
2405 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2407 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2409 * cgraphunit.c (cgraph_lower_function): Revert last change.
2410 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2411 instead of DECL_NO_STATIC_CHAIN.
2412 * tree-cfg.c (verify_gimple_call): Likewise.
2413 * tree-nested.c (get_chain_decl, get_chain_field,
2414 convert_tramp_reference_op, convert_gimple_call): Likewise.
2415 (convert_all_function_calls): Likewise. Always set or clear
2416 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2417 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2418 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2420 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2421 DECL_NO_STATIC_CHAIN.
2422 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2423 instead of DECL_NO_STATIC_CHAIN.
2424 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2425 decl_function_context.
2426 * varasm.c (initializer_constant_valid_p): Likewise.
2427 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2428 (DECL_STATIC_CHAIN): ... this.
2429 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2430 instead of DECL_NO_STATIC_CHAIN.
2432 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2433 Rafael Avila de Espindola <espindola@google.com>
2435 * gengtype.c (nb_plugin_files): Make it unsigned to match
2436 num_gt_files. Adjust other variables to avoid warnings.
2437 (main): Allocate an all zero lang_bitmap before each plugin file name
2438 to match regular file names.
2440 2009-09-23 Richard Henderson <rth@redhat.com>
2442 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2443 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2444 static chain passed in memory.
2445 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2446 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2447 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2448 STATIC_CHAIN_REGNUM defined.
2450 * config/picochip/picochip-protos.h: s/class/klass/.
2451 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2452 (picochip_static_chain): New.
2453 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2454 (STATIC_CHAIN_INCOMING): Remove.
2456 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2457 (xtensa_static_chain): New.
2458 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2459 (STATIC_CHAIN_INCOMING): Remove.
2461 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2463 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2464 * config/pa/pa-protos.h (function_value): Remove.
2465 * config/pa/pa.c (pa_function_value): Rename from function_value.
2466 Make static, add 'outgoing' argument.
2467 (TARGET_FUNCTION_VALUE): Define.
2469 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2471 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2472 instead of cfun->machine->is_leaf.
2473 * config/avr/avr.h (machine_function): Remove is_leaf field.
2475 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2478 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2479 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2480 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2481 the same size, prefer DW_OP_stack_value.
2482 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2483 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2485 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2488 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2490 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2493 * cfgexpand.c (convert_debug_memory_address): New.
2494 (expand_debug_expr): Convert base address and offset to the same
2495 mode. Use it to convert addresses to other modes. Accept
2498 2009-09-23 Richard Guenther <rguenther@suse.de>
2500 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2501 produced for bigendian targets with promoted subregs.
2503 2009-09-23 Richard Guenther <rguenther@suse.de>
2505 * value-prof.c (gimple_ic): Purge old EH edges only after building
2508 2009-09-23 Nick Clifton <nickc@redhat.com>
2510 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2512 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2515 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2518 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2519 on non-nested functions.
2521 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2522 Jan Hubicka <jh@suse.cz>
2524 * dwarf2out.c (loc_list_plus_const): Only define if
2525 DWARF2_DEBUGGING_INFO.
2526 (address_of_int_loc_descriptor): Likewise.
2529 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2531 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2534 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2535 constant is more than zero.
2537 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2540 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2541 call final to emit non-scheduled prologue, instead insert at entry.
2543 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2544 Joseph S. Myers <joseph@codesourcery.com>
2546 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2548 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2549 Rafael Avila de Espindola <espindola@google.com>
2551 * gengtype.c (is_file_equal): New function.
2552 (close_output_files): Use is_file_equal. Free of->buf.
2554 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2555 Rafael Avila de Espindola <espindola@google.com>
2557 * gengtype.c (write_types, write_local): Add the output_header
2558 argument. Update all callers.
2560 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2562 * dwarf2out.c (template_parameter_pack_die,
2563 gen_formal_parameter_pack_die ): New functions.
2564 (make_ith_pack_parameter_name): Remove this function.
2565 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2566 DW_TAG_formal_parameter_pack.
2567 (gen_generic_params_dies): Represent each template parameter pack
2568 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2569 represented by usual DW_TAG_template_*_parameter DIEs that are
2570 children of the DW_TAG_template_parameter_pack element DIE.
2571 (generic_parameter_die): This doesn't deal with parameter pack
2572 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2573 of parameter pack DIEs.
2574 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2575 in certain cases, e.g. for pack elements.
2576 (gen_formal_types_die, gen_decl_die): Adjust usage of
2577 gen_formal_parameter_die.
2578 (gen_subprogram_die): Represent each function parameter pack by a
2579 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2580 represented by usual DW_TAG_formal_parameter DIEs that are children
2581 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2582 ____builtin_va_alist decls as no part of the compiler uses those
2584 * langhooks.h (struct lang_hooks_for_decls): Add
2585 function_parm_expanded_from_pack_p, get_generic_function_decl
2586 and function_parameter_pack_p hooks. Fix comment for
2587 get_innermost_generic_parms hook.
2588 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2589 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2590 macros and use them to initialize lang_hook.
2592 2009-09-22 Richard Henderson <rth@redhat.com>
2594 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2595 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2596 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2597 on TRAMPOLINE_TEMPLATE.
2598 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2599 TRAMPOLINE_ADJUST_ADDRESS.
2600 * targhooks.c (default_asm_trampoline_template): Remove.
2601 (default_trampoline_adjust_address): Remove.
2602 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2603 * targhooks.h: Update decls.
2605 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2607 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2608 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2609 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2611 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2614 * reload1.c (reload): Reset debug insns with pseudos without
2617 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2619 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2620 unconditional true for decimal float modes.
2621 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2622 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2624 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2626 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2627 Enable a new case for __FreeBSD__ >= 7.
2628 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2629 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2630 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2631 and USE_LD_AS_NEEDED.
2633 * doc/install.texi (*-*-freebsd*): Update target information.
2635 2009-09-22 Richard Guenther <rguenther@suse.de>
2638 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2639 arrays really properly.
2641 2009-09-22 Richard Henderson <rth@redhat.com>
2644 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2645 calls.static_chain, calls.trampoline_init,
2646 calls.trampoline_adjust_address.
2647 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2648 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2649 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2650 * builtins.c (expand_builtin_setjmp_receiver): Use
2651 targetm.calls.static_chain; only clobber registers.
2652 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2653 set up memory attributes properly for the trampoline block.
2654 (expand_builtin_adjust_trampoline): Use
2655 targetm.calls.trampoline_adjust_address.
2656 * calls.c (prepare_call_address): Add fndecl argument. Use
2657 targetm.calls.static_chain.
2658 * df-scan.c (df_need_static_chain_reg): Remove.
2659 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2660 consolodate static chain handling.
2661 * doc/tm.texi: Document new hooks.
2662 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2663 (init_emit_regs): Don't initialize them.
2664 * expr.h (prepare_call_address): Update decl.
2665 * final.c (profile_function): Use targetm.calls.static_chain.
2666 * function.c (expand_function_start): Likewise.
2667 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2668 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2669 only clobber registers.
2670 * targhooks.c (default_static_chain): New.
2671 (default_asm_trampoline_template, default_trampoline_init): New.
2672 (default_trampoline_adjust_address): New.
2673 * targhooks.h: Declare them.
2674 * varasm.c (assemble_trampoline_template): Use
2675 targetm.asm_out.trampoline_template. Make the memory block const
2678 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2679 alpha_initialize_trampoline. Make static. Merge VMS parameter
2680 differences into the TARGET_ABI_OPEN_VMS code block.
2681 (TARGET_TRAMPOLINE_INIT): New.
2682 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2683 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2684 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2685 (INITIALIZE_TRAMPOLINE): Remove.
2687 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2688 (TRAMPOLINE_TEMPLATE): Merge with ...
2689 (INITIALIZE_TRAMPOLINE): ... this and move ...
2690 * config/arc/arc.c (arc_trampoline_init): ... here.
2691 (TARGET_TRAMPOLINE_INIT): New.
2693 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2694 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2695 (arm_asm_trampoline_template): New.
2696 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2697 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2698 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2699 code to arm_asm_trampoline_template.
2700 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2701 arm_trampoline_adjust_address.
2702 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2703 adjust for target hook parameters.
2705 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2708 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2709 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2710 (bfin_trampoline_init): Rename from initialize_trampoline;
2711 make static; update for target hook parameters.
2712 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2713 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2714 bfin_asm_trampoline_template.
2715 (INITIALIZE_TRAMPOLINE): Remove.
2717 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2718 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2719 cris_trampoline_init): New.
2720 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2721 cris_asm_trampoline_template.
2722 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2723 adjust for target hook parameters.
2725 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2727 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2728 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2729 fr30_trampoline_init): New.
2730 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2731 fr30_asm_trampoline_template.
2732 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2733 adjust for target hook parameters.
2735 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2736 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2737 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2738 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2739 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2741 * config/h8300/h8300.c (h8300_trampoline_init): New.
2742 (TARGET_TRAMPOLINE_INIT): New.
2743 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2744 to h8300_trampoline_init and adjust for hook parameters.
2746 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2747 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2748 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2749 make static; adjust for hook parameters.
2750 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2752 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2753 (TARGET_TRAMPOLINE_INIT): New.
2754 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2755 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2756 iq2000_asm_trampoline_template.
2757 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2758 (TRAMPOLINE_CODE_SIZE): New.
2759 (TRAMPOLINE_SIZE): Use it.
2760 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2762 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2763 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2764 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2765 adjust for hook parameters.
2766 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2768 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2769 (m32r_trampoline_init): New.
2770 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2771 m32r_trampoline_init.
2773 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2774 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2775 make static; update for hook parameters.
2776 * config/m68hc11/m68hc11-protos.h: Update.
2777 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2779 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2780 (TARGET_TRAMPOLINE_INIT): New.
2781 (mcore_function_value): Fix typo.
2782 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2783 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2784 to mcore_asm_trampoline_template.
2785 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2787 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2788 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2789 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2790 update for hook parameters.
2791 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2793 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2794 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2795 mips_trampoline_init): New.
2796 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2797 mips_asm_trampoline_template.
2798 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2799 update for hook parameters.
2801 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2802 (TARGET_TRAMPOLINE_INIT): New.
2803 (mmix_trampoline_size): Remove.
2804 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2805 make static. Remove out-of-date tetra vs octa comment.
2806 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2807 make static; update for hook parameters.
2808 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2809 (INITIALIZE_TRAMPOLINE): Remove.
2810 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2811 (TRAMPOLINE_ALIGNMENT): New.
2812 * gcc/config/mmix/mmix-protos.h: Update.
2814 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2815 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2816 mn10300_trampoline_init): New.
2817 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2818 mn10300_asm_trampoline_template.
2819 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2821 * config/moxie/moxie.c (moxie_static_chain,
2822 moxie_asm_trampoline_template, moxie_trampoline_init,
2823 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2824 TARGET_TRAMPOLINE_INIT): New.
2825 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2826 moxie_trampoline_init.
2827 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2828 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2830 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2831 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2832 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2833 pa_trampoline_adjust_address): New.
2834 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2835 pa_asm_trampoline_template.
2836 (TRAMPOLINE_ALIGNMENT): New.
2837 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2838 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2839 adjust for hook parameters.
2840 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2842 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2843 (TARGET_TRAMPOLINE_INIT): New.
2844 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2845 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2847 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2849 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2850 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2851 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2852 make static; adjust parameters for the hook.
2853 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2855 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2856 s390_trampoline_template; make static.
2857 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2858 make static; adjust for target hook.
2859 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2860 * config/s390/s390-protos.h: Remove trampoline decls.
2861 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2862 (TRAMPOLINE_TEMPLATE): Remove.
2863 (TRAMPOLINE_ALIGNMENT): New.
2865 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2866 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2867 (TARGET_TRAMPOLINE_INIT): New.
2868 (score_asm_trampoline_template): New.
2869 (score_trampoline_init): Rename from score_initialize_trampoline;
2870 make static; adjust for hook parameters.
2871 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2872 score[37]_asm_trampoline_template.
2873 (INITIALIZE_TRAMPOLINE): Remove.
2874 * config/score/score3.c (score3_asm_trampoline_template): New.
2875 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2876 adjust for target hook.
2877 * config/score/score7.c (score7_asm_trampoline_template): New.
2878 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2879 adjust for target hook.
2880 * config/score/score3.h, config/score/score7.h: Update.
2882 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2883 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2884 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2885 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2886 make static; adjust for target hook parameters.
2887 (sh_trampoline_adjust_address): New.
2888 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2889 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2891 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2892 (sparc32_initialize_trampoline): Rename from
2893 sparc_initialize_trampoline; make static; replace tramp parameter
2894 with m_tramp and update memory accesses.
2895 (sparc64_initialize_trampoline): Similarly.
2896 (sparc_trampoline_init): New.
2897 * config/sparc/sparc-protos.h: Remove trampoline decls.
2898 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2899 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2901 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2902 (array_to_constant): Make ARR parameter const.
2903 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2904 make static; update for hook parameters.
2905 * config/spu/spu-protos.h: Update decls.
2906 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2908 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2909 from xstormy16_initialize_trampoline; make static; update for
2911 (TARGET_TRAMPOLINE_INIT): New.
2912 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2914 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2915 (TARGET_TRAMPOLINE_INIT): New.
2916 (v850_can_eliminate): Make static.
2917 (v850_asm_trampoline_template, v850_trampoline_init): New.
2918 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2919 v850_asm_trampoline_template.
2920 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2921 and adjust for target hook parameters.
2923 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2924 (TARGET_TRAMPOLINE_INIT): New.
2925 (vax_asm_trampoline_template, vax_trampoline_init): New.
2926 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2927 vax_asm_trampoline_template.
2928 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2930 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2931 (TARGET_TRAMPOLINE_INIT): New.
2932 (xtensa_asm_trampoline_template): Rename from
2933 xtensa_trampoline_template; make static.
2934 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2935 make static; update for hook parameters.
2936 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2937 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2938 (INITIALIZE_TRAMPOLINE): Remove.
2940 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2941 error for nested functions with regparm=3.
2942 (ix86_compute_frame_layout): Adjust frame pointer offset for
2943 ix86_static_chain_on_stack.
2944 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2945 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2946 don't reset to UNITS_PER_WORD.
2947 (ix86_emit_leave): Adjust ix86_cfa_state.
2948 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2949 (ix86_static_chain): New.
2950 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2951 make static; update for target hook parameters; use ix86_static_chain.
2952 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2953 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2954 (INITIALIZE_TRAMPOLINE): Remove.
2955 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2956 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2957 to the end. Add static_chain_on_stack.
2958 (ix86_static_chain_on_stack): New.
2960 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2961 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2962 (m68k_trampoline_init): New.
2963 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2964 m68k_trampoline_init and adjust for hook parameters.
2965 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2966 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2968 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2970 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2971 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2973 * reload1.c (reload): Call wrap_constant when substituting
2974 reg for equiv inside of DEBUG_INSNs.
2977 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2978 add_call_src_coords_attributes, add_high_low_attributes,
2979 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2980 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2981 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2982 when -gdwarf-2 -gstrict-dwarf.
2983 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2984 -gdwarf-[23] -gstrict-dwarf.
2985 (address_of_int_loc_descriptor, loc_descriptor,
2986 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2987 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2988 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2990 2009-09-22 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/41428
2993 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2994 (ccp_finalize): Pass it to substitute_and_fold.
2996 2009-09-22 Richard Guenther <rguenther@suse.de>
2998 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2999 (substitute_and_fold): Adjust prototype.
3000 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3001 (simplify_stmt_using_ranges): Likewise.
3002 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3003 (vrp_fold_stmt): New function.
3004 (vrp_finalize): Pass it to substitute_and_fold.
3005 * tree-flow.h (vrp_evaluate_conditional): Remove.
3006 (simplify_stmt_using_ranges): Likewise.
3007 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3008 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3009 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3011 (fold_predicate_in): Move to tree-vrp.c.
3012 (substitute_and_fold): Use the callback instead of calling into
3013 tree-vrp.c functions directly.
3015 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3017 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3018 comparison warning on rs6000.
3021 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3022 GIMPLE_EH_MUST_NOT_THROW cleanup.
3023 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3025 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3028 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3029 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3030 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3031 libSystem which is derived from the gcc 4.2.1 unwinder.
3033 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3036 * varasm.c (default_encode_section_info): Copy TLS model into
3037 sym_ref flags regardless of backend support for TLS, for all
3038 model types except TLS_MODEL_EMULATED.
3040 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3043 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3044 we can handle it correctly.
3046 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3048 * doc/install.texi (os2): Remove section.
3050 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3052 * doc/standards.texi (Objective-C): Adjust two URLs.
3054 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3056 * tree-tailcall.c (process_assignment): Don't check if a
3057 multiplication or an addition are already present.
3058 (find_tail_calls): Combine multiple additions and multiplications.
3059 (adjust_accumulator_values): Emit accumulators.
3061 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3063 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3064 xmm register restore.
3066 2009-09-21 Jan Hubicka <jh@suse.cz>
3068 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3069 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3072 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3074 * stor-layout.c (layout_type): Remove obsolete code.
3076 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3079 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3081 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3084 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3085 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3086 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3087 * fold-const.c (const_binop): Likewise.
3088 * real.h (do_mpc_arg2): Update prototype.
3090 2009-09-20 Jan Hubicka <jh@suse.cz>
3092 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3093 (add_location_or_const_value_attribute): Rewrite using
3095 (tree_add_const_value_attribute): Return true if successful.
3096 (tree_add_const_value_attribute_for_decl): Likewise.
3098 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3099 (loc_descriptor): ... here;
3100 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3101 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3102 pool items that was not marked for output.
3103 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3104 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3105 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3106 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3107 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3108 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3109 DW_OP_stack_value to get address of items that are not available
3111 (dw_loc_list): Handle single element lists correctly.
3113 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3114 Pascal Obry <obry@adacore.com>
3116 * unwind-dw2-fde.c (classify_object_over_fdes):
3117 Cast the constant 1 to _Unwind_Ptr.
3118 (add_fdes): Likewise.
3119 (linear_search_fdes): Likewise.
3121 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3123 * stor-layout.c (set_sizetype): Avoid useless type copy.
3125 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3127 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3129 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3130 * configure, config.in: Regenerate.
3131 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3133 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3134 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3135 for global data if the output could be used in a shared library.
3136 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3137 to 0 if TARGET_WRITABLE_EH_FRAME.
3139 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3141 PR rtl-optimization/39886
3142 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3143 just when insn is equal to BB_END (bb).
3145 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3147 * config/mips/mips.opt (mrelax-pic-calls): New option.
3148 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3150 (mips_unspec_call): Change "unspec_call" expander into this.
3151 (mips_strip_unspec_call): New function.
3152 (mips_got_load): Call mips_unspec_call instead of
3153 gen_unspec_call<mode>.
3154 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3156 (mips_cfg_in_reorg): New function.
3157 (mips16_lay_out_constants): Use it to decide whether to call
3158 CFG-aware insn splitting.
3159 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3160 mips_reorg. Move DF set-up code from here ...
3161 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3163 (mips_reorg): Call mips_df_reorg instead of
3164 r10k_insert_cache_barriers. Move CFG set-up code here from
3165 r10k_insert_cache_barriers.
3166 (mips_call_expr_from_insn): New function.
3167 (mips_pic_call_symbol_from_set): Likewise.
3168 (mips_find_pic_call_symbol): Likewise.
3169 (mips_annotate_pic_call_expr): Likewise.
3170 (mips_get_pic_call_symbol): Likewise.
3171 (mips_annotate_pic_calls): Likewise.
3172 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3174 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3175 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3176 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3178 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3179 (unspec_call<mode>): Remove it.
3180 (sibcall_internal, sibcall_value_internal,
3181 sibcall_value_multiple_internal, call_internal, call_split,
3182 call_value_internal, call_value_split,
3183 call_value_multiple_internal, call_value_multiple_split): Pass
3184 SIZE_OPNO to MIPS_CALL.
3185 (call_internal_direct, call_direct_split,
3186 call_value_internal_direct, call_value_direct_split): Pass -1 as
3187 SIZE_OPNO to MIPS_CALL.
3188 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3189 * configure: Regenerate.
3190 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3191 and -mno-relax-pic-calls.
3192 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3194 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3197 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3198 in the directory this rule is called from, rather than the
3199 toplevel 'gcc' directory, to fix in-tree build.
3201 2009-09-19 Chris Demetriou <cgd@google.com>
3203 PR preprocessor/28435:
3204 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3205 to cpplib that the preprocessor output is needed.
3207 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3209 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3210 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3211 *return_and_restore_fpregs_<mode>,
3212 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3215 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3216 instead of assuming it has always a REG inside of it.
3218 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3220 * config/freebsd.h: Update comment on types.
3221 (WINT_TYPE): Define.
3223 2009-09-18 Jason Merrill <jason@redhat.com>
3225 * c.opt: Add -fno-deduce-init-list.
3227 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3229 * value-prof.c (interesting_stringop_to_profile_p): Added output
3230 argument to indicate which parameter is the size parameter.
3231 * value-prof.c (gimple_stringop_fixed_value): Use
3232 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3233 * value-prof.c (gimple_stringops_transform): Update call sites to
3234 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3236 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3239 From David Binderman <dcb314@hotmail.com>:
3240 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3241 local variable f. Remove stale comments.
3242 (ix86_compute_frame_layout): Remove useless local variable total_size.
3243 Remove #if 0'd code.
3244 (legitimate_address_p): Remove useless local variables
3245 reason_rtx and reason.
3246 (ix86_split_copysign_const): Remove useless local variable op1.
3247 (scale_counter): Remove useless local variable piece_size_mask.
3249 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3251 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3254 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3257 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3259 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3261 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3264 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3266 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3267 DW_OP_implicit_value even without dwarf_version 4.
3269 2009-09-17 Jan Hubicka <jh@suse.cz>
3271 * dwarf2out.c: Include tree-pass.h and gimple.h.
3272 (loc_list_plus_const): New function.
3273 (loc_descriptor_from_tree_1): Rename to ...
3274 (loc_descriptor_from_tree): ... remove original.
3275 (loc_list_from_tree): New function.
3276 (add_AT_location_description): Accept location list.
3277 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3278 (concatn_mem_loc_descriptor): Remove.
3279 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3281 (secname_for_decl): Move up.
3282 (hidden_reference_p): New function; break out from ...
3283 (loc_by_refernece): ... here; move up.
3284 (dw_loc_list): New function.
3285 (single_element_loc_list): New function.
3286 (single_element_loc_list_p): New function.
3287 (add_loc_descr_to_each): New function.
3288 (add_loc_list): New function.
3289 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3290 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3291 add diagnostics why expansion failed.
3292 (add_location_or_const_value_attribute): Support location lists.
3293 (add_bound_info): Likewise.
3294 (descr_info_loc): Update call of loc_descriptor_from_tree.
3295 (gen_variable_die): Work on location lists.
3296 * final.c (pass_final): Add dump file.
3297 * Makefile.in (dwarf2out.o): Add new dependencies.
3299 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3302 * real.c decimal_from_integer, decimal_integer_string): New.
3303 (real_from_integer): Use them as special case for decimal float.
3304 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3305 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3306 Do not append zero after the decimal point in string to convert.
3308 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3310 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3311 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3313 2009-09-17 Martin Jambor <mjambor@suse.cz>
3315 * common.opt (fipa-sra): New switch.
3316 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3317 * timevar.def (TV_IPA_SRA): New timevar.
3318 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3319 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3320 * tree-sra.c: Include cgraph.c.
3321 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3322 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3323 and grp_not_necessarilly_dereferenced.
3324 (func_param_count): New variable.
3325 (encountered_apply_args): New variable.
3326 (bb_dereferences): New variable.
3327 (final_bbs): New variable.
3328 (no_accesses_representant): New variable.
3329 (no_accesses_p): New function.
3330 (dump_access): Dump the new fields.
3331 (sra_initialize): Set encountered_apply_args to false.
3332 (get_ssa_base_param): New function.
3333 (mark_parm_dereference): New function.
3334 (create_access): Caring for INIDRECT_REFs and different handling of
3335 varialble length accesses in early IPA SRA. Store the stmt - a new
3336 parameter - to the new access.
3337 (build_access_from_expr_1): New parameter stmt, passed to
3338 create_access. Handle INDIRECT_REFs.
3339 (build_access_from_expr): Pass the current statement to
3340 build_access_from_expr_1.
3341 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3343 (build_accesses_from_assign): Pass the current statement to
3344 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3345 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3346 final_bbs when necessary. Check for calls to __builtin_apply_args.
3347 Fixup EH info if anythng was changed.
3348 (is_unused_scalar_param): New function.
3349 (ptr_parm_has_direct_uses): New function.
3350 (find_param_candidates): New function.
3351 (mark_maybe_modified): New function.
3352 (analyze_modified_params): New function.
3353 (propagate_dereference_distances): New function.
3354 (dump_dereferences_table): New function.
3355 (analyze_caller_dereference_legality): New function.
3356 (unmodified_by_ref_scalar_representative): New function.
3357 (splice_param_accesses): New function.
3358 (decide_one_param_reduction): New function.
3359 (enum ipa_splicing_result): New type.
3360 (splice_all_param_accesses): New function.
3361 (get_param_index): New function.
3362 (turn_representatives_into_adjustments): New function.
3363 (analyze_all_param_acesses): New function.
3364 (get_replaced_param_substitute): New function.
3365 (get_adjustment_for_base): New function.
3366 (replace_removed_params_ssa_names): New function.
3367 (sra_ipa_reset_debug_stmts): New function.
3368 (sra_ipa_modify_expr): New function.
3369 (sra_ipa_modify_assign): New function.
3370 (convert_callers): New function.
3371 (modify_function): New function.
3372 (ipa_sra_preliminary_function_checks): New function.
3373 (ipa_early_sra): New function.
3374 (ipa_early_sra_gate): New function.
3375 (pass_early_ipa_sra): New variable.
3376 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3378 2009-09-17 Michael Matz <matz@suse.de>
3381 * tree.c (build_type_attribute_qual_variant): Export.
3382 * tree.h (build_type_attribute_qual_variant): Declare.
3383 * tree-inline.c (remap_type_1): Use it to build variants with
3384 the original qualifiers and attributes.
3386 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3388 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3389 without a fallthrough edge.
3391 2009-09-16 DJ Delorie <dj@redhat.com>
3393 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3394 chip and ignore the "fast_interrupt" attribute if so.
3396 2009-09-16 Richard Henderson <rth@redhat.com>
3399 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3402 2009-09-16 Richard Henderson <rth@redhat.com>
3405 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3406 is set only if DECL_NO_STATIC_CHAIN is unset.
3407 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3408 (FOR_EACH_NEST_INFO): New.
3409 (walk_all_functions): Use it.
3410 (finalize_nesting_tree): Likewise.
3411 (unnest_nesting_tree): Likewise.
3412 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3413 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3414 (convert_gimple_call): Early out if gimple_call_chain already set.
3415 (convert_all_function_calls): Iterate until no new functions
3416 require a static chain.
3417 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3418 when building a trampoline. Use dump_function_to_file instead
3420 (lower_nested_functions): Open dump_file. Validate that decls
3421 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3422 bit reset by this pass.
3424 2009-09-16 Michael Matz <matz@suse.de>
3427 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3428 shorten decl_common_unused.
3429 (DECL_RESTRICTED_P): New accessor.
3430 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3431 to disambiguate marked decls and restrict pointers.
3433 2009-09-16 Richard Henderson <rth@redhat.com>
3436 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3438 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3440 * integrate.c (set_block_abstract_flags): Call
3441 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3443 2009-09-16 Richard Guenther <rguenther@suse.de>
3446 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3449 2009-09-16 DJ Delorie <dj@redhat.com>
3450 Kaz Kojima <kkojima@gcc.gnu.org>
3452 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3453 (sh_expand_prologue): Update calls to output_stack_adjust.
3454 (sh_expand_epilogue): Likewise.
3456 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3459 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3460 trying to limit the extent of searches in the insn stream.
3462 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3463 Jakub Jelinek <jakub@redhat.com>
3467 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3469 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3470 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3471 (rs6000_savres_strategy): Always save FP registers inline if the
3472 target doesn't support hardware double-precision. Set the above
3473 bits in return value when needed.
3474 (rs6000_savres_routine_sym): Fix computation for cache selector.
3475 Mark the generated symbol as a function. Rename exitp argument to
3476 lr. Move code for determining the name of the symbol...
3477 (rs6000_savres_routine_name): ...here. New function. Add cases for
3478 getting the names right on AIX and 64-bit Linux.
3479 (savres_routine_name): New variable.
3480 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3481 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3482 on what the target routine uses as a base register. If savep && lr
3483 describe saving of r0 into memory slot.
3484 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3485 line calls for AIX ABI.
3486 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3487 determine FP save/restore functions.
3488 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3489 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3491 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3492 Duplicate restoration of LR and execute the appropriate one
3493 depending on whether GPRs are being restored inline. Set r11 from
3494 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3495 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3496 Fix out of line calls for AIX ABI.
3497 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3499 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3501 (*restore_gpregs_spe): Likewise.
3502 (*return_and_restore_gpregs_spe): Likewise.
3503 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3504 Define to empty string unconditionally.
3505 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3506 Define to empty string unconditionally.
3507 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3510 2009-09-15 Jan Hubicka <jh@suse.cz>
3512 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3513 * params.def (inline-insns-auto): Likewise.
3515 2009-09-15 Martin Jambor <mjambor@suse.cz>
3517 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3518 individual statements only at TDF_DETAILS dump level. Format
3519 source for 80 characters per line.
3521 2009-09-15 Christian Bruel <christian.bruel@st.com>
3523 * regrename.c (do_replace): Update REG_DEAD notes.
3525 2009-09-15 Revital Eres <eres@il.ibm.com>
3527 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3528 * targhooks.c (default_builtin_support_vector_misalignment):
3529 New builtin function.
3530 * targhooks.h (default_builtin_support_vector_misalignment):
3532 * target.h (builtin_support_vector_misalignment):
3533 New field in struct gcc_target.
3534 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3535 new builtin function.
3536 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3538 * config/rs6000/rs6000.c
3539 (rs6000_builtin_support_vector_misalignment): New function.
3540 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3542 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3544 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3546 (bfin_optimize_loop): Likewise.
3547 (bfin_gen_bundles): Likewise.
3548 (workaround_speculation): Likewise.
3549 (find_load): Return NULL_RTX for debug_insn.
3551 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3553 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3556 2009-09-14 DJ Delorie <dj@redhat.com>
3558 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3559 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3562 2009-09-14 Richard Henderson <rth@redhat.com>
3563 Jakub Jelinek <jakub@redhat.com>
3565 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3566 * cfgbuild.c (make_edges): Handle asm goto.
3567 * cfglayout.c (fixup_reorder_chain): Likewise.
3568 * cfgrtl.c (patch_jump_insn): Likewise.
3569 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3570 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3571 (gimple_build_asm_vec): Add and use labels parameter.
3572 (gimple_build_asm): Remove.
3573 (walk_gimple_asm): Walk labels too.
3574 * gimple.def (GIMPLE_ASM): Update docs.
3575 * gimple.h: Update decls.
3576 (struct gimple_statement_asm): Change nc to use unsigned char;
3578 (gimple_asm_nlabels): New.
3579 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3580 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3581 into gimple_build_asm_vec.
3582 * jump.c (mark_jump_label_asm): New.
3583 (mark_jump_label): Use it.
3584 (redirect_jump_1): Handle asm goto.
3585 (invert_jump_1): Soft fail if X is null.
3586 * recog.c (extract_asm_operands): New.
3587 (asm_noperands): Use it; handle asm labels.
3588 (decode_asm_operands): Use extract_asm_operands.
3589 (asm_operand_ok): Properly handle empty string.
3590 * reg-stack.c (get_asm_operands_in_out): Rename from
3591 get_asm_operand_n_inputs; use extract_asm_operands; return both
3592 inputs and outputs by reference; update all callers.
3593 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3594 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3595 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3596 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3597 (extract_asm_operands): Declare.
3598 * stmt.c (expand_asm_operands): Add and use labels parameter.
3599 (check_unique_operand_names): Likewise.
3600 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3601 (expand_asm_stmt): Handle asm labels.
3602 * tree-cfg.c (make_gimple_asm_edges): New.
3603 (make_edges): Use it.
3604 (cleanup_dead_labels): Handle asm labels.
3605 (is_ctrl_altering_stmt): Likewise.
3606 (gimple_redirect_edge_and_branch): Likewise.
3607 * tree.def (ASM_EXPR): Add 5th operand.
3608 * tree.h (ASM_LABELS): New.
3609 (resolve_asm_operand_names): Update decl.
3611 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3612 (c_parser_asm_goto_operands): New.
3613 * c-tree.h (build_asm_expr): Update decl.
3614 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3615 * doc/extend.texi: Document asm goto.
3617 2009-09-14 Richard Henderson <rth@redhat.com>
3619 * except.h: Update declarations.
3620 (struct pointer_map_t): Forward declare.
3621 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3622 (struct eh_landing_pad_d, eh_landing_pad): New.
3623 (struct eh_catch_d, eh_catch): New.
3624 (struct eh_region_d): Remove next_region_sharing_label, aka,
3625 label, tree_label, landing_pad, post_landing_pad, resume,
3626 may_contain_throw. Rename region_number to index. Remove
3627 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3628 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3629 (VEC(eh_landing_pad,gc)): New.
3630 (struct eh_status): Remove last_region_number. Add lp_array,
3631 throw_stmt_table, ttype_data, ehspec_data.
3632 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3633 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3634 * except.c (lang_protect_cleanup_actions): Return tree.
3635 (struct ehl_map_entry): Remove.
3636 (init_eh_for_function): Push zero entries for region and lp_array.
3637 (gen_eh_region): Add to region_array immediately.
3638 (gen_eh_region_catch): Operate on eh_catch objects.
3639 (gen_eh_landing_pad): New.
3640 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3641 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3642 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3643 (get_eh_landing_pad_from_number_fn): New.
3644 (get_eh_landing_pad_from_number): New.
3645 (get_eh_region_from_lp_number_fn): New.
3646 (get_eh_region_from_lp_number): New.
3647 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3648 (get_exception_pointer, get_exception_filter): Remove.
3649 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3650 (current_function_has_exception_handlers): Simplify.
3651 (bring_to_root, eh_region_replaceable_by_p): Remove.
3652 (replace_region, hash_type_list, hash_eh_region): Remove.
3653 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3654 (label_to_region_map, num_eh_regions): Remove.
3655 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3656 (find_exception_handler_labels): Remove.
3657 (duplicate_eh_regions_0, find_prev_try): Remove.
3658 (struct duplicate_eh_regions_data): New.
3659 (duplicate_eh_regions_1): Rewrite.
3660 (duplicate_eh_regions): Return a pointer map instead of an
3662 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3663 (redirect_eh_edge_to_label): Remove.
3664 (eh_region_outermost): Rewrite using eh_region pointers
3665 instead of integers.
3666 (add_ttypes_entry): Update for ttype_data move to eh_status.
3667 (add_ehspec_entry): Rewrite with VEC instead of varray.
3668 (assign_filter_values): Likewise. Export.
3669 (build_post_landing_pads, connect_post_landing_pads): Remove.
3670 (dw2_build_landing_pads): Rewrite to use lp_array.
3671 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3672 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3673 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3674 (sjlj_mark_call_sites): Update for landing pad numbers.
3675 (finish_eh_generation): Rewrite.
3676 (gate_handle_eh): Do nothing for no eh tree.
3677 (pass_rtl_eh): Move up near finish_eh_generation.
3678 (remove_eh_landing_pad): New.
3679 (remove_eh_handler): Export.
3680 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3681 (for_each_eh_label): Rewrite to use lp_array.
3682 (make_reg_eh_region_note): New.
3683 (make_reg_eh_region_note_nothrow_nononlocal): New.
3684 (insn_could_throw_p): New.
3685 (copy_reg_eh_region_note_forward): New.
3686 (copy_reg_eh_region_note_backward): New.
3687 (check_handled, add_reachable_handler): Remove.
3688 (reachable_next_level, foreach_reachable_handler): Remove.
3689 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3690 (get_eh_region_and_lp_from_rtx): New.
3691 (get_eh_region_from_rtx): New.
3692 (can_throw_internal_1, can_throw_external_1): Remove.
3693 (can_throw_internal): Use get_eh_region_from_rtx.
3694 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3695 (insn_nothrow_p, can_nonlocal_goto): New.
3696 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3697 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3698 (add_action_record): Use VEC not varray.
3699 (collect_one_action_chain): Update for eh_region changes.
3700 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3701 Use get_eh_region_and_lp_from_rtx.
3702 (gate_convert_to_eh_region_ranges): New.
3703 (pass_convert_to_eh_region_ranges): Use it.
3704 (push_uleb128, push_sleb128): Use VEC not varray.
3705 (output_one_function_exception_table): Likewise.
3706 (dump_eh_tree): Update for eh_region changes.
3707 (verify_eh_tree): Likewise.
3708 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3709 * tree-eh.c: Include target.h.
3710 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3711 Don't disallow GIMPLE_RESX; adjust argument check.
3712 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3713 (record_stmt_eh_region): Update for landing pad numbers;
3714 generate a landing pad if necessary.
3715 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3716 (remove_stmt_from_eh_lp_fn): Similarly.
3717 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3718 Update for lp numbers; don't special case missing throw_stmt_table.
3719 (lookup_expr_eh_lp): Similarly.
3720 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3721 (eh_seq, eh_region_may_contain_throw): New.
3722 (struct leh_state): Add ehp_region.
3723 (struct leh_tf_state): Remove eh_label.
3724 (emit_post_landing_pad): New.
3725 (emit_resx, emit_eh_dispatch): New.
3726 (note_eh_region_may_contain_throw): New.
3727 (frob_into_branch_around): Take eh_region not eh label;
3728 emit eh code into eh_seq.
3729 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3730 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3731 lower_eh_must_not_throw. Emit code to eh_seq.
3732 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3733 (lower_try_finally_onedest): Likewise.
3734 (lower_try_finally_copy): Likewise.
3735 (lower_try_finally_switch): Likewise.
3736 (lower_try_finally): Initialize ehp_region.
3737 (lower_catch): Update for eh_catch objects.
3738 (lower_eh_filter): Don't handle must_not_throw.
3739 (lower_eh_must_not_throw): New.
3740 (lower_cleanup): Don't set eh_label.
3741 (lower_eh_constructs_2): Resolve eh builtins.
3742 Handle GIMPLE_EH_MUST_NOT_THROW.
3743 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3744 Add eh_seq to the end of the function body.
3745 (make_eh_dispatch_edges): New.
3746 (make_eh_edge): Remove.
3747 (make_eh_edges): Simplify for landing pads.
3748 (redirect_eh_edge_1): New.
3749 (redirect_eh_edge): Use it.
3750 (redirect_eh_dispatch_edge): New.
3751 (stmt_could_throw_p): Use a switch. Allow RESX.
3752 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3753 (stmt_can_throw_internal): Likewise.
3754 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3755 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3756 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3757 (gate_refactor_eh): New.
3758 (pass_refactor_eh): Use it.
3759 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3760 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3761 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3762 (remove_unreachable_handlers): Rename from
3763 tree_remove_unreachable_handlers; rewrite for landing pads;
3764 call remove_eh_handler directly.
3765 (remove_unreachable_handlers_no_lp): New.
3766 (unsplit_eh, unsplit_all_eh): New.
3767 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3768 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3769 (cleanup_empty_eh_unsplit): New.
3770 (cleanup_empty_eh): Rewrite.
3771 (cleanup_all_empty_eh): New.
3772 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3773 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3774 (gate_cleanup_eh): New.
3775 (pass_cleanup_eh): Use it.
3776 (verify_eh_edges): Move later in file. Expect one EH edge.
3777 (verify_eh_dispatch_edge): New.
3779 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3780 (gtype-desc.o): Add TARGET_H.
3781 (tree.o): Use EXCEPT_H, not except.h.
3782 (cfgbuild.o): Add EXPR_H.
3783 (GTFILES): Add vecprim.h.
3784 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3785 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3786 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3787 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3788 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3789 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3790 calls to can_throw_internal.
3791 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3792 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3793 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3794 (expand_gimple_stmt): Use make_reg_eh_region_note.
3795 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3796 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3797 or find_exception_handler_labels.
3798 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3799 there is exacly one EH edge. Use can_nonlocal_goto and
3801 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3802 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3803 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3804 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3805 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3806 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3807 * dse.c (scan_insn): Use insn_could_throw_p.
3808 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3809 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3810 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3811 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3812 EXC_PTR_EXPR or FILTER_EXPR.
3813 (tree_expr_nonzero_warnv_p): Likewise.
3814 * function.h: Include vecprim.h, not varray.h
3815 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3816 move ttype_data and ehspec_data members to struct eh_status; change
3817 action_record_data member to a VEC.
3818 * gcse.c (hash_scan_set): Use can_throw_internal.
3819 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3820 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3821 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3822 (block_may_fallthru): Don't handle RESX_EXPR.
3823 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3824 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3825 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3826 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3827 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3828 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3829 (gimple_size): Likewise.
3830 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3831 (gimple_build_resx): Use gimple_build_with_ops.
3832 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3833 (is_gimple_val): Likewise.
3834 (is_gimple_stmt): Remove RESX_EXPR.
3835 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3836 (GIMPLE_RESX): Reorder with other EH constructs.
3837 * gimple.h (struct gimple_statement_eh_mnt): New.
3838 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3839 (gimple_eh_filter_must_not_throw): Remove.
3840 (gimple_eh_filter_set_must_not_throw): Remove.
3841 (gimple_eh_must_not_throw_fndecl): New.
3842 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3843 (is_gimple_resx): New.
3844 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3845 Don't copy EH_FILTER_MUST_NOT_THROW.
3846 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3847 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3848 handle must_not_throw_labels specially.
3849 * ipa-pure-const.c (check_call): Update debug statement for LP.
3850 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3851 * ipa-utils.c (get_base_var): Likewise.
3852 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3853 * lower-subreg.c (move_eh_region_note): Remove.
3854 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3855 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3856 (create_task_copyfn): Likewise.
3857 (maybe_catch_exception): Use gimple_build_eh_filter.
3858 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3859 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3860 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3861 and pass_lower_resx.
3862 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3863 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3864 can_throw_internal, can_nonlocal_goto.
3865 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3866 copy_reg_eh_region_note_forward.
3867 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3868 (emit_output_reload_insns): Likewise.
3869 (copy_eh_notes): Remove.
3870 * rtl.def (RESX): Remove.
3871 * rtl.h: Update declarations.
3872 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3873 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3874 (update_eh_label): Remove.
3875 (cleanup_dead_labels_eh): New.
3876 (cleanup_deal_labels): Use it instead of update_eh_label.
3877 (gimple_merge_blocks): Update landing pad data structure when
3878 removing a landing pad label.
3879 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3880 test; handle GIMPLE_EH_MUST_NOT_THROW.
3881 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3882 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3883 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3884 (verify_stmt): Likewise. Verify landing pads.
3885 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3886 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3887 (struct move_stmt_d): Add eh_map.
3888 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3889 (move_stmt_r): Remap eh region numbers in builtin calls,
3890 resx and eh_dispatch.
3891 (move_block_to_fn): Remove eh_offset parameter. Use
3892 maybe_duplicate_eh_stmt_fn.
3893 (find_outermost_region_in_block): Operate on eh_region pointers
3894 instead of region numbers.
3895 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3896 duplicate_eh_regions.
3897 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3898 test earlier. Disallow EH landing pads.
3899 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3900 * tree-flow.h: Update declarations.
3901 (struct tree_ann_common_d): Replace rn with lp_nr.
3902 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3903 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3904 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3905 resx and eh_dispatch.
3906 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3907 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3908 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3909 from duplicate_eh_regions.
3910 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3911 update RESX; handle EH_DISPATCH.
3912 (expand_call_inline): Set eh_lp_nr, not eh_region.
3913 (maybe_inline_call_in_expr): Likewise.
3914 * tree-inline.h (struct copy_body_data): Replace eh_region with
3915 eh_lp_nr, eh_region_offset with eh_map.
3916 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3917 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3918 * tree-pretty-print.c (dump_generic_node): Don't handle
3919 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3920 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3921 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3922 EXC_PTR_EXPR, FILTER_EXPR.
3923 * tree-ssa-operands.c (get_expr_operands): Likewise.
3924 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3925 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3926 (ao_ref_init_from_vn_reference): Likewise.
3927 * tree-ssa-sink.c (statement_sink_location): Likewise.
3928 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3929 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3930 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3931 EXC_PTR_EXPR, FILTER_EXPR.
3932 (is_exception_related): Remove.
3933 (compute_avail): Don't call it.
3934 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3935 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3936 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3937 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3939 (build_resx): Remove.
3940 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3941 * tree.h: Update declarations.
3942 (EH_FILTER_MUST_NOT_THROW): Remove.
3943 (struct tree_label_decl): Add eh_landing_pad_nr.
3944 (EH_LANDING_PAD_NR): New.
3945 * value-prof.c (gimple_ic): Tidy variable names. Update for
3946 landing pad numbers.
3947 (gimple_stringop_fixed_value): Tidy variable names. Assert
3948 that neither call stmt can throw.
3949 * vecprim.h (uchar): New.
3950 (VEC(uchar,heap), VEC(uchar,gc)): New.
3952 * c-common.c (c_define_builtins): Update call to
3953 build_common_builtin_nodes.
3954 * c-parser.c (c_parse_file): Don't call
3955 default_init_unwind_resume_libfunc.
3957 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3959 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3960 (mips_cprestore_address_p): Likewise.
3961 (mips_save_gp_to_cprestore_slot): Likewise.
3962 (mips_restore_gp): Rename to...
3963 (mips_restore_gp_from_cprestore_slot): ...this.
3964 (mips_must_initialize_gp_p): Declare.
3965 (mips_emit_save_slot_move): Likewise.
3966 (mips_output_load_label): Return nothing.
3967 (mips_eh_uses): Declare.
3968 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3969 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3970 (TARGET_ABSOLUTE_JUMPS): Likewise.
3971 (EH_USES): Likewise.
3972 (FIRST_PSEUDO_REGISTER): Update comment.
3973 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3974 (MIPS_CALL): ...here.
3975 (REGISTER_NAMES): Add $cprestore.
3976 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3977 Add load_label_length, has_inflexible_gp_insn_p,
3978 has_flexible_gp_insn_p, must_initialize_gp_p and
3979 must_restore_gp_when_clobbered_p.
3980 (mips_expand_call): Don't generate split instructions here.
3981 (mips_split_call): Update the call to mips_restore_gp after
3982 the above name change.
3983 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3984 (mips_find_gp_ref): New function.
3985 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3986 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3987 (mips_insn_has_flexible_gp_ref_p): Likewise.
3988 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3989 (mips_function_has_gp_insn): Delete.
3990 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3991 Use the new functions above. Only return INVALID_REGNUM
3992 for TARGET_ABSOLUTE_JUMPS.
3993 (mips_must_initialize_gp_p): New function.
3994 (mips_get_cprestore_base_and_offset): New function, extracted from...
3995 (mips_cprestore_slot): ...here. Take a bool parameter.
3996 (mips_cfun_has_cprestore_slot_p): New function.
3997 (mips_cprestore_address_p): Likewise.
3998 (mips_save_gp_to_cprestore_slot): Likewise.
3999 (mips_restore_gp): Rename to...
4000 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4001 epilogue_completed. Update the call to mips_cprestore_slot.
4002 Test cfun->machine->must_restore_gp_when_clobbered_p.
4003 (mips_direct_save_slot_move_p): New function.
4004 (mips_emit_save_slot_move): Likewise.
4005 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4006 of cfun->machine->global_pointer.
4007 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4008 (mips_save_reg): Use mips_emit_save_slot_move.
4009 (mips_expand_prologue): Set must_initialize_gp_p.
4010 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4011 for all cprestore saves. Emit a use_cprestore instruction after
4012 setting up the cprestore slot.
4013 (mips_restore_reg): Use mips_emit_save_slot_move.
4014 (mips_process_load_label): New function.
4015 (mips_load_label_length): Likewise.
4016 (mips_output_load_label): Don't return asm: output it here instead.
4017 Use mips_process_load_label.
4018 (mips_adjust_insn_length): Adjust the length of branch instructions
4019 that have length MAX_PIC_BRANCH_LENGTH.
4020 (mips_output_conditional_branch): Update the call to
4021 mips_output_load_label. Assume the branch target is OPERANDS[0]
4022 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4023 (mips_output_order_conditional_branch): Swap the meaning of
4024 OPERANDS[0] and OPERANDS[1].
4025 (mips_variable_issue): Don't count ghost instructions.
4026 (mips_expand_ghost_gp_insns): New function.
4027 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4028 (mips_output_mi_thunk): Set must_initialize_gp_p.
4029 (mips_eh_uses): New function.
4030 * config/mips/predicates.md (cprestore_save_slot_operand)
4031 (cprestore_load_slot_operand): New predicates.
4032 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4033 (UNSPEC_MOVE_GP): Likewise.
4034 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4035 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4036 (CPRESTORE_SLOT_REGNUM): New register.
4037 (MAX_PIC_BRANCH_LENGTH): New constant.
4038 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4039 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4040 branches. Fix commentary.
4041 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4042 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4043 Change type to "ghost".
4044 (loadgp_absolute_<mode>): Likewise.
4045 (loadgp_rtp_<mode>): Likewise.
4046 (copygp_mips16): Likewise.
4047 (loadgp_blockage): Remove redundant mode attribute.
4048 (potential_cprestore): New instruction.
4049 (cprestore): Turn into an unspec set.
4050 (use_cprestore): New instruction.
4051 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4052 (*branch_fp_inverted): Likewise.
4053 (*branch_order<mode>): Likewise.
4054 (*branch_order<mode>_inverted): Likewise.
4055 (*branch_equality<mode>): Likewise.
4056 (*branch_equality<mode>_inverted): Likewise.
4057 (*branch_bit<bbv><mode>): Likewise.
4058 (*branch_bit<bbv><mode>_inverted): Likewise.
4059 (*branch_equality<mode>_mips16): Remove redundant mode.
4060 (jump): Turn into a define_expand.
4061 (*jump_absolute): New instruction.
4062 (*jump_pic): Likewise.
4063 (*jump_mips16): Rename previously-unnamed pattern. Remove
4064 redundant mode attribute.
4065 (restore_gp): Split on epilogue_completed rather than
4066 reload_completed. Change type to "ghost".
4067 (move_gp<mode>): New instruction.
4068 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4069 Remove redundant mode attribute.
4070 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4071 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4072 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4074 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4077 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4078 are returned in the same register (vs34 or v2) that Altivec vector
4079 types are returned in.
4080 (rs6000_libcall_value): Ditto.
4083 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4084 instead of explicit addsi3/adddi3 calls.
4085 (rs6000_split_multireg_move): Ditto.
4086 (rs6000_emit_allocate_stack): Ditto.
4087 (rs6000_emit_prologue): Ditto.
4088 (rs6000_output_mi_thunk): Ditto.
4090 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4091 size is 64 bits if we can use 64-bit registers.
4093 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4095 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4098 From Jie Zhang <jie.zhang@analog.com>:
4099 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4100 save FP and RETS with saveall attribute.
4101 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4102 with saveall attribute.
4104 * config/bfin/bfin.c (bfin_expand_builtin,
4105 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4108 From Jie Zhang <jie.zhang@analog.com>:
4109 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4110 before use in two places.
4111 * config/bfin/bfin.md (AREG): Define mode iterator.
4112 (reload_in, reload_out): Use mode iterator AREG.
4114 2009-09-14 Richard Guenther <rguenther@suse.de>
4117 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4118 EH personality path.
4120 2009-09-13 Richard Guenther <rguenther@suse.de>
4121 Rafael Avila de Espindola <espindola@google.com>
4123 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4124 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4125 (LANG_HOOKS_INITIALIZER): Adjust.
4126 (lhd_pass_through_t): Declare.
4127 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4129 * langhooks.c (lhd_pass_through_t): New function.
4130 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4131 dwarf2out_begin_prologue): Use personality from current_function_decl.
4132 * expr.h (get_personality_function): Declare.
4133 * expr.c (get_personality_function): New function.
4134 (build_personality_function): Likewise.
4135 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4136 (eh_personality_libfunc): Remove.
4137 * optabs.c (build_libfunc_function): New function split out from ...
4138 (init_one_libfunc): ... here.
4139 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4140 (tree_function_decl): Add personality.
4141 (lhd_gcc_personality): Declare.
4142 (build_personality_function): Likewise.
4143 * tree.c (gcc_eh_personality_decl): New.
4144 (lhd_gcc_personality): New function.
4145 * except.h (lang_eh_runtime_type): Remove.
4146 (enum eh_personality_kind): New.
4147 (build_personality_function): Declare.
4148 (function_needs_eh_personality): Declare.
4149 * except.c (lang_eh_runtime_type): Remove.
4150 (function_needs_eh_personality): New function.
4151 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4152 (sjlj_emit_function_enter, output_function_exception_table):
4153 Use personality from current_function_decl.
4154 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4155 * tree-inline.c (tree_can_inline_p): Do not inline across different
4157 (expand_call_inline): Likewise. Adjust the callers EH personality.
4158 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4159 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4160 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4161 (c-parser.o): Likewise
4162 * c-tree.h (c_eh_initialized_p): Remove.
4163 (c_maybe_initialize_eh): Likewise.
4164 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4165 (finish_decl): Don't call c_maybe_initialize_eh.
4166 (c_eh_initialized_p): Remove.
4167 (c_maybe_initialize_eh): Likewise.
4168 * c-parser.c (c_parser_omp_construct): Likewise.
4169 (c_parse_file): Initialize exception handling.
4171 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4173 * config.gcc (tm_file): Remove i386/biarch32.h
4174 for i?86-w64-mingw* case.
4175 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4177 * config.host: Set for x64 mingw the option
4178 use_long_long_for_widest_fast_int to yes.
4180 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4182 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4183 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4184 (dbxout_begin_function): Likewise.
4185 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4186 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4187 set on the function.
4188 (final_end_function): Likewise.
4189 (final_scan_insn): Likewise.
4190 (rest_of_handle_final): Likewise.
4191 * varasm.c (assemble_start_function): Likewise.
4192 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4194 2009-09-12 Jason Merrill <jason@redhat.com>
4196 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4197 * opts.c (common_handle_option): constify.
4199 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4201 * doc/install.texi (avr): Remove obsolete reference site.
4203 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4205 * doc/install.texi (Binaries): Adjust AIX link.
4207 2009-09-12 Akim Demaille <demaille@gostai.com>
4209 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4210 Use an imperative sentence.
4212 2009-09-11 Richard Henderson <rth@redhat.com>
4214 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4215 structure-name and has-tree-operands arguments; update all entries.
4216 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4218 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4219 (gsstruct_code_size): New.
4220 (gss_for_code_): New.
4221 (gss_for_code): Remove.
4222 (gimple_size): Rewrite using gsstruct_code_size.
4223 (gimple_statement_structure): Move to gimple.h.
4224 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4225 (gss_for_code, gimple_statement_structure): New.
4226 (gimple_ops): Use new arrays; tidy.
4228 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4230 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4231 operand to be a PLUS expression.
4232 * config/pa/pa.c (pa_secondary_reload): Likewise.
4234 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4236 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4238 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4241 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4243 From Jie Zhang <jie.zhang@analog.com>:
4244 * doc/extend.texi (node Function Attributes): Document l2
4246 (node Blackfin Variable Attributes): Document l2 variable attributes.
4248 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4250 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4251 to match the system compiler's configuration at inflection point.
4252 Add comment to remark a remaining difference with system compiler.
4254 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4255 * configure: Regenerate.
4257 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4259 From Jie Zhang <jie.zhang@analog.com>:
4260 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4261 (bfin_handle_l2_attribute): New.
4262 (bfin_attribute_table): Add l2 attribute.
4264 2009-09-11 Michael Matz <matz@suse.de>
4267 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4268 on the local_decls list.
4270 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4274 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4276 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4277 for VALUEs, to implement the documented interface.
4278 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4279 Adjust for VALUEs and anything else, to implement the
4280 documented interface.
4282 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4284 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4285 with actual SPE/paired vector modes before using 64-bit alignment.
4286 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4288 2009-09-10 DJ Delorie <dj@redhat.com>
4290 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4293 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4294 * config/mep/mep.c (mep_legitimate_constant_p): New.
4295 * config/mep/mep-protos.h: Prototype it.
4297 2009-09-10 Richard Henderson <rth@redhat.com>
4299 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4301 2009-09-10 Jason Merrill <jason@redhat.com>
4303 * tree.c (chain_index): New fn.
4304 * tree.h: Declare it.
4306 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4308 * config/sol2-c.c (cmn_err_length_specs): Initialize
4309 scalar_identity_flag.
4311 2009-09-10 Richard Henderson <rth@redhat.com>
4313 * tree.h (struct tree_decl_common): Move align member earlier;
4314 move label_decl_uid member ...
4315 (struct tree_label_decl): ... here.
4316 (LABEL_DECL_UID): Update to match.
4318 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4321 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4322 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4324 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4325 dest_prev if the edge is complex.
4327 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4329 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4330 loop latch tests earlier.
4332 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4333 before GIMPLE_RETURN, not after its predecessor; insert
4336 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4337 gimple_seq_empty_p to test for no PHI nodes.
4338 * tree-cfg.c (split_critical_edges): Likewise.
4340 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4342 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4344 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4345 introduced by the VTA branch merge.
4347 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4349 * ira-conflicts.c: Use fputs or putc instead of fprintf
4353 * tree-switch-conversion.c: Ditto.
4355 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4357 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4358 introduced by the VTA branch merge.
4360 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4363 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4365 PR rtl-optimization/39779
4366 * expr.c (convert_modes): Return when mode == oldmode after
4367 CONST_INTs are processed.
4369 2009-09-10 Nick Clifton <nickc@redhat.com>
4371 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4372 attribute and referring decl when creating renamed symbol.
4374 2009-09-10 Richard Guenther <rguenther@suse.de>
4377 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4379 (cgraph_finalize_compilation_unit): Compute reachability
4380 before emitting thunks. Properly process aliases before
4381 possibly removing unreachable nodes.
4383 2009-09-10 Richard Guenther <rguenther@suse.de>
4386 * tree.c (struct free_lang_data_d): Add worklist member.
4387 (find_decls_types_r): Push onto the worklist instead of recursing.
4388 Handle TREE_BINFOs properly.
4389 (find_decls_types): New function wrapped around find_decls_types_r
4390 to process the worklist.
4391 (find_decls_types_in_eh_region): Use it.
4392 (find_decls_types_in_node): Likewise.
4393 (find_decls_types_in_var): Likewise.
4394 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4395 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4396 (AGGREGATE_TYPE_P): Adjust.
4398 2009-09-09 Jason Merrill <jason@redhat.com>
4400 * configure.ac: Check glibc version even if we have an in-tree
4403 2009-09-09 Anthony Green <green@moxielogic.com>
4405 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4406 the constant 0 when appropriate.
4407 * config/moxie/constraints.md: Add constraint O.
4409 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4410 to pass up to 6 32-bit argument values in registers.
4411 (moxie_function_arg): Ditto.
4412 (moxie_arg_partial_bytes): Ditto.
4413 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4414 (REG_PARM_STACK_SPACE): Ditto.
4415 (FUNCTION_ARG_REGNO_P): Ditto.
4417 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4418 instruction to allocate stack space.
4420 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4422 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4423 unnecessarily stringent constraints. Fix address
4424 calculation in the splitters.
4426 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4428 PR rtl-optimization/39779
4429 * expr.c (convert_modes): Return when mode == oldmode after
4430 CONST_INTs are processed.
4432 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4435 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4436 (ix86_expand_prologue): Take frame.padding0 into logic of
4438 (ix86_expand_epilogue): Likewise.
4440 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4442 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4444 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4445 * config/t-slibgcc-libgcc: New file.
4446 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4448 2009-09-09 Martin Jambor <mjambor@suse.cz>
4450 PR tree-optimization/41089
4451 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4454 2009-09-09 Richard Henderson <rth@redhat.com>
4456 * gimple.h (CASE_GIMPLE_OMP): New.
4457 (is_gimple_omp): Use it.
4458 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4459 (verify_gimple_debug): Likewise.
4461 2009-09-09 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/41101
4464 * tree-ssa-pre.c (maximal_set): Remove.
4465 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4466 Defer all blocks we didn't visit at least one successor.
4467 (add_to_exp_gen): Do not add to the maximal set.
4468 (make_values_for_phi): Likewise.
4469 (compute_avail): Likewise.
4470 (init_pre): Do not allocate the maximal set.
4471 (execute_pre): Do not dump it.
4473 2009-09-09 Martin Jambor <mjambor@suse.cz>
4475 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4476 an SSA_NAME rather than a is_gimple_variable.
4478 2009-09-09 Richard Guenther <rguenther@suse.de>
4481 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4482 code dealing with plain pointer bases.
4483 (maybe_fold_offset_to_reference): Likewise.
4484 (maybe_fold_stmt_addition): Adjust.
4486 2009-09-09 Richard Guenther <rguenther@suse.de>
4488 * tree.c (free_lang_data_in_type): Do not free the type variant
4490 (free_lang_data): Merge char_type_node with its properly signed
4492 (pass_ipa_free): Collect after freeing language specific data.
4494 2009-09-09 Michael Matz <matz@suse.de>
4497 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4498 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4499 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4502 2009-09-08 DJ Delorie <dj@redhat.com>
4504 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4506 2009-09-04 Jason Merrill <jason@redhat.com>
4508 * tree.c (tree_find_value): Remove.
4509 * tree.h: Remove prototype.
4510 * varasm.c (assemble_external): Use value_member instead.
4512 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4514 * toplev.c (process_options): Choose default debugging type when
4515 gtoggle enables debug info and type is unset.
4517 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4521 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4524 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4526 * configure: Rebuilt with modified libtool.m4.
4528 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4533 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4535 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4537 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4538 (remove_statement): Likewise.
4539 (rewrite_use_nonlinear_expr): Adjust.
4540 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4541 * tree-ssa.c (release_defs_bitset): ... this. New.
4542 * tree-flow.h (release_defs_bitset): Declare.
4544 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4547 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4548 in the middle block.
4550 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4552 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4553 via intptr_t to long type.
4554 (insert_operand_rank): Cast long type via intptr_t to
4556 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4558 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4559 from pointer to unsigned via uintptr_t.
4561 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4562 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4564 * configure: Regenerated.
4565 * config.in: Regenerated
4566 * system.h (stdint.h): Add include.
4567 (inttypes.h): Likewise.
4568 * Makefile.in (aclocal): Add config/stdint.m4.
4569 * aclocal.m4: Regenerated.
4571 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4573 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4575 (note_np_check_stores): New function.
4576 (harmless_null_pointer_p): New function.
4577 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4578 changed. Take into account whether we're in the shadow of a condjump
4579 that tested NP_REG for NULL.
4580 Lose all code that tested for SEQUENCEs.
4581 (workaround_speculation): Avoid inserting NOPs for loads that are
4582 either always executed or a NULL pointer.
4584 2009-09-08 Jan Hubicka <jh@suse.cz>
4586 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4587 * params.def (early-inlining-insns): Likewise.
4589 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4591 PR rtl-optimization/41239
4592 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4593 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4595 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4596 across calls, as the calls might not always return normally.
4597 (call_may_noreturn_p): New function.
4598 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4599 (init_deps): Initialize it.
4600 (remove_from_deps): Also remove calls from
4601 last_function_call_may_noreturn list.
4603 2009-09-07 Richard Henderson <rth@redhat.com>
4605 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4606 more VR->OPERANDS than LHS operands. Free LHS before returning.
4608 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4610 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4611 (attr "addrtype"): New member "spreg".
4612 Use it if mem_spfp_address_operand is true for the address.
4613 (attr "type"): New entry "stall".
4614 (cpu_unit "load"): New.
4615 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4617 (insn_reservation "loadsp"): New.
4618 (insn_reservation "load_stall1"): New.
4619 (insn_reservation "load_stall3"): New.
4621 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4622 (mem_p_address_operand): Exclude stack and frame pointer based
4624 (mem_spfp_address_operand): New; match them here.
4625 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4626 (bfin_reorg): Call it if scheduling insns.
4627 (bfin_gen_bundles): Remove dummy insns created by
4628 add_sched_insns_for_speculation.
4630 From Jie Zhang <jie.zhang@analog.com>:
4631 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4632 bfin_si_revision, bfin_workarounds): Move these ...
4633 * config/bfin/bfin.h: ... here.
4635 From Mike Frysinger <michael.frysinger@analog.com>
4636 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4637 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4638 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4639 bf547m, bf548m, and bf549m.
4640 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4641 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4642 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4643 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4644 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4645 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4646 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4647 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4648 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4649 bf542m, bf544m, bf547m, bf548m, and bf549m.
4651 From Jie Zhang <jie.zhang@analog.com>:
4652 * config/bfin/predicates.md (p_register_operand): New predicate.
4653 (dp_register_operand): New predicate.
4654 * config/bfin/bfin-protos.h (WA_05000074): Define.
4655 (ENABLE_WA_05000074): Define.
4656 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4657 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4658 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4659 (define_attr addrtype): Allow load/store register to be P register.
4660 (define_attr storereg): New.
4661 (define_cpu_unit anomaly_05000074): New.
4662 (define_insn_reservation dsp32shiftimm): New.
4663 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4664 (define_insn_reservation loadp): Cannot use slot2.
4665 (define_insn_reservation loadsp): Cannot use slot2.
4666 (define_insn_reservation storep): Cannot use slot2. Does not
4667 apply when working around 05000074.
4668 (define_insn_reservation storep_anomaly_05000074): New.
4669 (define_insn_reservation storei): Does not apply when working
4671 (define_insn_reservation storei_anomaly_05000074): New.
4672 (define_attr length): Add dsp32shiftimm case.
4673 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4674 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4675 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4676 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4677 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4679 2009-09-07 Martin Jambor <mjambor@suse.cz>
4682 * tree-sra.c (create_artificial_child_access): Return NULL if
4683 build_ref_for_offset fails.
4684 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4685 and create_artificial_child_access to fail.
4687 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4690 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4691 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4692 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4694 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4696 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4697 block, ensure it has an exit edge. Emit a barrier after a jump.
4699 2009-09-07 Nick Clifton <nickc@redhat.com>
4701 * gcc.c (this_is_linker_script): New variable. Like
4702 this_is_library_file but for the %T constructor.
4703 (end_going_arg): If this_is_linker_script is set then locate the
4704 script and insert a --script switch before it
4705 (do_spec_2): Initialise this_is_linker_script.
4706 (do_spec_1): Likewise. Handle %T construct.
4707 (eval_spec_function): Preserve this_is_linker_script.
4708 * doc/invoke.texi: Document %T construct in spec files.
4709 * config/m32c/m32c.h (LIB_SPEC): Use it.
4711 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4713 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4714 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4715 when volatile flag is set.
4716 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4718 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4721 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4722 (combine_stack_adjustments_for_block): Allow insns between stack
4723 adjustments and stores with corresponding pre-(dec|inc)rement or
4724 pre-modify operation.
4726 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4729 * combine-stack-adj.c (struct csa_memlist): Rename to...
4730 (struct csa_reflist): ... this. Rename mem field to ref.
4731 (free_csa_memlist): Rename to...
4732 (free_csa_reflist): ... this.
4733 (record_one_stack_memref): Rename to...
4734 (record_one_stack_ref): ... this. Handle also REG_P.
4735 (try_apply_stack_adjustment): Handle also REG_P.
4736 (struct record_stack_memrefs_data): Rename to...
4737 (struct record_stack_refs_data): ... this. Rename memlist field to
4739 (record_stack_memrefs): Rename to...
4740 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4741 subexpressions instead of failing when a MEM contains SP references.
4742 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4743 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4745 2009-09-06 Richard Guenther <rguenther@suse.de>
4748 * tree.c (build_array_type): Do not record types marked
4749 with structural equality in the canonical type hashtable.
4751 2009-09-06 Richard Guenther <rguenther@suse.de>
4754 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4756 2009-09-05 Richard Guenther <rguenther@suse.de>
4759 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4761 2009-09-05 Richard Guenther <rguenther@suse.de>
4764 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4766 2009-09-05 Richard Guenther <rguenther@suse.de>
4769 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4770 before comparing function argument types.
4772 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4775 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4778 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4781 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4783 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4784 locators before emit_insn is called.
4786 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4789 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4790 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4791 (reginfo_init): Don't call allocate_reg_info.
4793 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4796 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4797 NONDEBUG_INSN_P instead of INSN_P.
4799 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4802 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4804 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4807 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4808 pattern of the split.
4810 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4812 * toplev.c (process_options): Move setter of flag_var_tracking
4813 before other tests that depend on it. Move down setter of
4814 flag_rename_registers. Don't enable var-tracking-assignments
4815 by default if selective scheduling is enabled. Warn if both
4818 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4820 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4821 comment. Use switch statement to catch overlaps between rtx
4822 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4823 (IS_DECL_CODE): ... here. Remove.
4824 (check_value_is_not_decl): Remove.
4825 (dv_from_decl, dv_from_value): Check after conversion.
4827 2009-09-04 Richard Guenther <rguenther@suse.de>
4830 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4831 after emitting tunks. Move emitting thunks and ctors from ...
4832 (cgraph_optimize): ... here. Remove redundant
4833 cgraph_analyze_functions.
4834 * varasm.c (find_decl_and_mark_needed): Remove no longer
4836 (finish_aliases_1): Adjust check for thunk aliases.
4838 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4840 * config/arm/arm.md (ctzsi2): Added braces
4841 to avoid warning that broke booststrap.
4843 2009-09-04 Martin Jambor <mjambor@suse.cz>
4845 PR tree-optimization/41112
4846 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4847 handle variable-bounded arrays.
4848 (expr_with_var_bounded_array_refs_p): New function.
4849 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4851 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4853 * config/s390/2097.md: Removed two incorrect bypasses.
4854 (z10_fsimpdf): Fixed latency.
4855 (z10_fhex): New insn_reservation.
4856 (z10_floaddf): Fixed latency.
4857 (z10_floadsf): Fixed latency.
4858 (z10_ftrunctf): Fixed latency.
4859 (z10_ftruncdf): Fixed latency.
4860 * config/s390/s390.c (z10_cost): Fixed values.
4861 (s390_adjust_priority): Added z10 path.
4862 * config/s390/s390.md (type): Added fhex.
4863 (*mov<mode>_64dfp): Updated type attribute.
4864 (*mov<mode>_64): Updated type attribute.
4865 (*mov<mode>_31): Updated type attribute.
4866 (*mov<mode>"): Likewise.
4867 * config/s390/2084.md (x_fsimpdf): Updated condition.
4869 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4871 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4872 RTXs in the predicate for operand 1.
4874 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4876 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4877 (rbitsi2): New insn.
4878 (ctzsi2): New expand.
4879 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4881 2009-09-03 Martin Jambor <mjambor@suse.cz>
4883 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4884 (create_artificial_child_access): Use build_ref_for_offset instead
4885 of duplicate_expr_for_different_base.
4886 (propagate_subacesses_accross_link): Likewise.
4888 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4890 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4892 (mips16e_collect_argument_saves): Skip debug instructions.
4893 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4894 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4895 (r10k_insert_cache_barriers): Likewise.
4896 (mips_reorg_process_insns): Likewise.
4898 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4901 * ira.c (update_equiv_reg): Remove check on class likely spill.
4903 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4906 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4907 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4911 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4912 the stack slot if it is passed by invisible reference.
4913 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4914 by invisible reference.
4916 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4918 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4919 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4920 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4922 * config/bfin/sync.md: New file.
4923 * config/bfin/bfin.md: Include it.
4924 (UNSPEC_ATOMIC): New.
4925 (UNSPEC_ONES): Provide a unique number.
4927 From Jie Zhang <jie.zhang@analog.com>:
4928 * config/bfin/bfin.c (ret_regs): New.
4929 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4930 (must_save_rets_p): New.
4931 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4932 current_function_is_leaf.
4933 (do_link): Likewise.
4934 (do_unlink): Likewise.
4935 (expand_interrupt_handler_prologue): Use ret_regs array.
4936 (expand_interrupt_handler_epilogue): Use ret_regs array and
4937 pass return register to gen_return_internal.
4938 (bfin_expand_epilogue): Pass return register to
4939 gen_return_internal.
4940 (bfin_expand_call): Explicitly clobber RETS.
4941 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4942 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4943 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4944 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4946 (return_internal): Take a reg rtx rather than the register number.
4948 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4950 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4951 when comparing against estimated_loop_iterations_int return.
4953 2009-09-03 Richard Guenther <rguenther@suse.de>
4955 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4956 eh_personality_libfunc.
4958 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4960 * tree-parloops.c (separate_decls_in_region): Add space.
4962 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4964 * tree-parloops.c (separate_decls_in_region): Change the condition
4965 checking if there are reductions in the loop.
4967 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4969 PR tree-optimization/38275
4970 * tree-parloops.c (parallelize_loops): Replace profitability condition
4971 for expected number of iterations.
4973 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4975 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4976 (bootstrap-debug): Explain conditions in which it becomes default.
4977 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4980 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4982 * doc/invoke.texi (Optimize Options): Move
4983 -finline-small-functions to the -O2 list.
4985 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4987 * toplev.c (process_options): Enable var-tracking-assignments
4988 by default if var-tracking is enabled.
4990 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4992 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4994 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4995 * rtl.h (prev_nonnote_insn_bb): Declare it.
4997 2009-09-03 Diego Novillo <dnovillo@google.com>
4999 * cgraph.c (cgraph_node_for_decl): New.
5000 * cgraph.h (cgraph_node_for_decl): Declare.
5001 * tree.c (host_integerp): Return 0 if T is NULL.
5003 2009-09-03 Diego Novillo <dnovillo@google.com>
5005 * tree.h (struct alias_pair): Move from varasm.c.
5006 (alias_pairs): Likewise.
5007 (TYPE_MAXVAL): Define.
5008 (TYPE_MINVAL): Define.
5009 (iterative_hash_host_wide_int): Declare.
5010 (remove_unreachable_alias_pairs): Declare.
5011 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5012 * diagnostic.c (default_diagnostic_starter): Make extern.
5013 (default_diagnostic_finalizer): Make extern.
5014 * diagnostic.h (default_diagnostic_starter): Declare.
5015 (default_diagnostic_finalizer): Declare.
5016 (default_tree_printer): Declare.
5017 * toplev.c (default_tree_printer): Make extern.
5019 2009-09-03 Richard Guenther <rguenther@suse.de>
5020 Diego Novillo <dnovillo@google.com>
5022 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5023 * cgraphunit.c (cgraph_expand_function): Do not emit
5024 associated thunks from here.
5025 (cgraph_emit_thunks): New.
5026 (cgraph_optimize): Call it.
5027 Return if any IPA pass finds an error.
5028 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5031 2009-09-03 Simon Baldwin <simonb@google.com>
5032 Rafael Espindola <espindola@google.com>
5033 Richard Guenther <rguenther@suse.de>
5034 Doug Kwan <dougkwan@google.com>
5035 Diego Novillo <dnovillo@google.com>
5037 * tree.c: Include tree-pass.h, langhooks-def.h,
5038 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5039 (free_lang_data_in_type): New.
5040 (need_assembler_name_p): New.
5041 (free_lang_data_in_block): New.
5042 (free_lang_data_in_decl): New.
5043 (struct free_lang_data_d): New.
5044 (add_tree_to_fld_list): New.
5045 (find_decls_types_r): New.
5046 (get_eh_types_for_runtime): New.
5047 (find_decls_types_in_eh_region): New.
5048 (find_decls_types_in_node): New.
5049 (find_decls_types_in_var): New.
5050 (free_lang_data_in_cgraph): New.
5051 (free_lang_data): New.
5052 (gate_free_lang_data): New.
5053 (pass_ipa_free_lang_data): New.
5055 2009-09-03 Diego Novillo <dnovillo@google.com>
5057 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5058 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5059 (lang_hooks): Remove const qualifier.
5060 * ipa.c (cgraph_remove_unreachable_nodes): Call
5061 remove_unreachable_alias_pairs.
5062 * except.c (add_type_for_runtime): Check if TYPE has
5063 already been converted.
5064 (lookup_type_for_runtime): Likewise.
5065 (check_handled): Handle converted types.
5066 * varasm.c (remove_unreachable_alias_pairs): New.
5067 * gimple.c: Include demangle.h.
5068 (gimple_decl_printable_name): New.
5069 (gimple_fold_obj_type_ref): New.
5070 * gimple.h (gimple_decl_printable_name): Declare.
5071 (gimple_fold_obj_type_ref): Declare.
5072 * passes.c (init_optimization_passes): Add pass
5073 pass_ipa_free_lang_data.
5074 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5075 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5077 2009-09-03 Diego Novillo <dnovillo@google.com>
5079 * c-lang.c (lang_hooks): Remove const qualifier.
5081 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5083 * doc/install.texi (*-*-freebsd*): Update target information.
5085 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5087 * hard-reg-set.h (call_fixed_regs): Remove.
5088 * reginfo.c (call_fixed_regs): Remove.
5089 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5090 (globalize_reg): Don't use call_fixed_regs.
5091 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5094 2009-09-01 Michael Matz <matz@suse.de>
5096 * expr.h (emit_storent_insn, expand_expr_real_1,
5097 expand_expr_real_2): Declare.
5098 * expr.c (emit_storent_insn, expand_expr_real_1,
5099 expand_expr_real_2): Export.
5100 (store_expr): Setting and evaluating dont_return_target is useless.
5101 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5102 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5103 * except.c (expand_resx_expr): Rename to ...
5104 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5105 * except.h (expand_resx_stmt): Declare.
5106 * stmt.c: Add include gimple.h
5107 (expand_asm_expr): Rename to ...
5108 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5109 (expand_case): Rewrite to take gimple statement.
5110 * tree.h (expand_asm_stmt): Declare.
5111 (expand_case): Change prototype.
5112 * Makefile.in (stmt.o): Depend on gimple.h.
5113 * builtins.c (expand_builtin_synchronize): Build gimple asm
5114 statement, not an ASM_EXPR.
5115 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5116 gimple_to_tree, release_stmt_tree): Remove.
5117 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5118 ggc_free, but hold comparison code and operands separately.
5119 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5120 (expand_call_stmt, expand_gimple_stmt_1,
5121 expand_gimple_stmt): New helpers.
5122 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5123 release_stmt_tree. Call expand_gimple_stmt instead.
5124 (expand_gimple_basic_block): Ditto.
5126 * calls.c (emit_call_1): Don't look at EH regions here, make
5127 fntree parameter useless.
5128 (expand_call): New local rettype for TREE_TYPE(exp), use it
5129 throughout. Remove local p, use addr instead.
5130 Don't look at EH regions here.
5132 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5134 * doc/invoke.texi (-fsched-pressure): Document it.
5135 (-fsched-reg-pressure-heuristic): Remove it.
5137 * reload.c (ira.h): Include.
5138 (find_reloads): Add choosing reload on number of small spilled
5141 * haifa-sched.c (ira.h): Include.
5142 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5143 saved_reg_pressure, curr_reg_live, saved_reg_live,
5144 region_ref_regs): New variables.
5145 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5146 initiate_reg_pressure_info, setup_ref_regs,
5147 initiate_bb_reg_pressure_info, save_reg_pressure,
5148 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5150 (setup_insn_reg_pressure_info): New function.
5151 (rank_for_schedule): Add pressure checking and insn issue time.
5152 Remove comparison of insn reg weights.
5153 (ready_sort): Set insn reg pressure info.
5154 (update_register_pressure, setup_insn_max_reg_pressure,
5155 update_reg_and_insn_max_reg_pressure,
5156 sched_setup_bb_reg_pressure_info): New functions.
5157 (schedule_insn): Add code for printing and updating reg pressure info.
5158 (find_set_reg_weight, find_insn_reg_weight): Remove.
5159 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5160 (debug_ready_list): Print reg pressure info.
5161 (schedule_block): Ditto. Check insn issue time.
5162 (sched_init): Set up sched_pressure_p. Allocate and set up some
5163 reg pressure related info.
5164 (sched_finish): Free some reg pressure related info.
5165 (fix_tick_ready): Make insn always ready if pressure_p.
5166 (init_h_i_d): Don't call find_insn_reg_weight.
5167 (haifa_finish_h_i_d): Free insn reg pressure info.
5169 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5170 ira_memory_move_cost, ira_class_hard_regs,
5171 ira_class_hard_regs_num, ira_no_alloc_regs,
5172 ira_available_class_regs, ira_reg_class_cover_size,
5173 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5175 * ira-lives.c (single_reg_class): Check mode to find how many
5176 registers are necessary for operand.
5177 (ira_implicitly_set_insn_hard_regs): New.
5179 * common.opt (fsched-pressure): New options.
5180 (fsched-reg-pressure-heuristic): Remove.
5182 * ira.c (setup_eliminable_regset): Rename to
5183 ira_setup_eliminable_regset. Make it external.
5184 (expand_reg_info): Pass cover class to setup_reg_classes.
5185 (ira): Call resize_reg_info instead of allocate_reg_info.
5187 * sched-deps.c: Include ira.h.
5188 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5189 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5190 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5191 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5192 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5193 mark_insn_reg_store, mark_insn_reg_clobber,
5194 setup_insn_reg_pressure_info): New.
5195 (sched_analyze_1): Update implicit_reg_pending_uses.
5196 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5197 Use them to create dependencies. Set insn reg uses and pressure
5198 info. Process reg_pending_uses in one place.
5199 (free_deps): Free implicit sets.
5200 (remove_from_deps): Remove implicit sets if necessary. Check
5201 implicit sets when clearing reg_last_in_use.
5202 (init_deps_global): Clear implicit_reg_pending_clobbers and
5203 implicit_reg_pending_uses.
5205 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5206 ira_memory_move_cost, ira_class_hard_regs,
5207 ira_class_hard_regs_num, ira_no_alloc_regs,
5208 ira_available_class_regs, ira_reg_class_cover_size,
5209 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5210 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5211 ira_implicitly_set_insn_hard_regs): New prototypes.
5213 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5214 cost_elements_num): New variables.
5215 (allocno_costs, total_costs): Rename to costs and
5216 total_allocno_costs.
5217 (COSTS_OF_ALLOCNO): Rename to COSTS.
5218 (allocno_pref): Rename to pref.
5219 (allocno_pref_buffer): Rename to pref_buffer.
5220 (common_classes): Rename to regno_cover_class.
5222 (record_reg_classes): Set allocno attributes only if allocno_p.
5223 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5224 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5225 and COSTS_OF_ALLOCNO.
5226 (print_costs): Rename to print_allocno_costs.
5227 (print_pseudo_costs): New.
5228 (process_bb_node_for_costs): Split into 2 functions with new
5229 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5230 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5231 new parameter dump_file. Use cost_elements_num instead of
5232 ira_allocnos_num. Make one iteration if preferred classes were
5233 already calculated for scheduler. Make 2 versions of code
5234 depending on allocno_p.
5235 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5236 regno_cover_class and COSTS instead of common_classes and
5238 (init_costs, finish_costs): New.
5239 (ira_costs): Set up allocno_p and cost_elements_num. Call
5240 init_costs and finish_costs.
5241 (ira_set_pseudo_classes): New.
5243 * rtl.h (allocate_reg_info): Remove.
5244 (resize_reg_info): Change return type.
5245 (reg_cover_class): New.
5246 (setup_reg_classes): Add new parameter.
5248 * sched-int.h (struct deps_reg): New member implicit_sets.
5249 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5250 (INCREASE_BITS): New macro.
5251 (struct reg_pressure_data, struct reg_use_data): New.
5252 (struct _haifa_insn_data): Remove reg_weight. Add members
5253 reg_pressure, reg_use_list, reg_set_list, and
5254 reg_pressure_excess_cost_change.
5255 (struct deps): New member implicit_sets.
5256 (pressure_p): New variable.
5257 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5258 (struct reg_pressure_data, struct reg_use_data): New.
5259 (INSN_REG_WEIGHT): Remove.
5260 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5261 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5262 (sched_init_region_reg_pressure_info,
5263 sched_setup_bb_reg_pressure_info): New prototypes.
5265 * reginfo.c (struct reg_pref): New member coverclass.
5266 (reg_cover_class): New function.
5267 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5268 (reg_info_size): New variable.
5269 (allocate_reg_info): Make static. Setup reg_info_size.
5270 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5271 (setup_reg_classes): Add a new parameter. Setup cover class too.
5273 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5276 * sched-rgn.c (deps_join): Set up implicit_sets.
5277 (schedule_region): Set up region and basic blocks pressure
5280 * passes.c (init_optimization_passes): Move
5281 pass_subregs_of_mode_init before pass_sched.
5283 2009-09-02 Martin Jambor <mjambor@suse.cz>
5285 * tree-sra.c (struct access): New field grp_hint.
5286 (dump_access): Dump grp_hint.
5287 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5289 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5290 those which have been specifically read and somehow written to.
5291 (propagate_subacesses_accross_link): Set grp_hint of right child and
5292 also possibly of the left child.
5294 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5296 * tree-object-size.c (addr_object_size): Always use object_size_type
5297 0 or 2 when determining the pointer pointed object size.
5299 2009-09-02 Richard Guenther <rguenther@suse.de>
5302 2009-08-31 Richard Guenther <rguenther@suse.de>
5304 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5305 to query if the memory regions for memmove overlap.
5306 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5307 asserts on pointers, instead deal with odd trees.
5308 (ptr_derefs_may_alias_p): Likewise.
5309 (refs_may_alias_p_1): Constructor bases also never alias.
5311 2009-08-01 Christian Bruel <christian.bruel@st.com>
5314 2009-07-31 Christian Bruel <christian.bruel@st.com>
5315 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5317 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5319 * doc/invoke.texi (-fvar-tracking-assignments): New.
5320 (-fvar-tracking-assignments-toggle): New.
5321 (-fdump-final-insns=file): Mark filename as optional.
5322 (--param min-nondebug-insn-uid): New.
5323 (-gdwarf-@{version}): Mention version 4.
5324 * opts.c (common_handle_option): Accept it.
5325 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5326 * regrename.c (regrename_optimize): Drop last. Don't count debug
5327 insns as uses. Don't reject change because of debug insn.
5328 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5329 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5330 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5331 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5332 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5333 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5334 * doc/gimple.texi (is_gimple_debug): New.
5335 (gimple_debug_bind_p): New.
5336 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5337 * doc/install.texi (bootstrap-debug): More details.
5338 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5339 (bootstrap-debug-lib): More details.
5340 (bootstrap-debug-ckovw): Update.
5341 (bootstrap-time): New.
5342 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5343 (insert_phi_nodes_for): Insert debug stmts.
5344 (rewrite_stmt): Take iterator. Insert debug stmts.
5345 (rewrite_enter_block): Adjust.
5346 (maybe_replace_use_in_debug_stmt): New.
5347 (rewrite_update_stmt): Use it.
5348 (mark_use_interesting): Return early for debug stmts.
5349 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5350 stmts before replacing stmt.
5351 (move_computations_stmt): Likewise.
5352 * ira-conflicts.c (add_copies): Skip debug insns.
5353 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5354 (regstat_bb_compute_ri): Skip debug insns.
5355 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5356 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5357 check_loop_closed_ssa_stmt): Skip debug stmts.
5358 * tree-tailcall.c (find_tail_calls): Likewise.
5359 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5360 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5361 (build_var_debug_value_stat): Declare.
5362 (build_var_debug_value): Define.
5363 (target_for_debug_bind): Declare.
5364 * reload.c (find_equiv_reg): Skip debug insns.
5365 * rtlanal.c (reg_used_between_p): Skip debug insns.
5366 (side_effects_p): Likewise.
5367 (canonicalize_condition): Likewise.
5368 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5369 insns never depend on debug insns.
5370 (create_ddg_dep_no_link): Likewise.
5371 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5372 Don't add inter-loop dependencies for debug insns.
5373 (build_intra_loop_deps): Likewise.
5374 (create_ddg): Count debug insns.
5375 * ddg.h (struct ddg::num_debug): New.
5376 (num_backargs): Pair up with previous int field.
5377 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5378 -fcompare-debug-second.
5379 * final.c (get_attr_length_1): Skip debug insns.
5380 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5381 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5382 (driver_self_specs): Map -fdump-final-insns to
5383 -fdump-final-insns=..
5384 (get_local_tick): New.
5385 (compare_debug_dump_opt_spec_function): Test for . argument and
5386 compute output name. Compute temp output spec without flag name.
5387 Compute -frandom-seed.
5388 (OPT): Undef after use.
5389 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5390 (average_num_loop_insns): Likewise.
5391 * params.h (MIN_NONDEBUG_INSN_UID): New.
5392 * gimple.def (GIMPLE_DEBUG): New.
5393 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5394 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5395 (merge_in_block): Fix whitespace.
5396 * toplev.c (flag_var_tracking): Update comment.
5397 (flag_var_tracking_assignments): New.
5398 (flag_var_tracking_assignments_toggle): New.
5399 (process_options): Don't open final insns dump file if we're not
5400 going to write to it. Compute defaults for var_tracking.
5401 * df-scan.c (df_insn_rescan_debug_internal): New.
5402 (df_uses_record): Handle debug insns.
5403 * haifa-sched.c (ready): Initialize n_debug.
5404 (contributes_to_priority): Skip debug insns.
5405 (dep_list_size): New.
5407 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5408 they're ready. Disregard previous debug insns to make decisions.
5409 (queue_insn): Never queue debug insns.
5410 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5411 (schedule_insn): Don't reject debug insns because of issue rate.
5412 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5413 (queue_to_ready): Skip and discount debug insns.
5414 (choose_ready): Let debug insns through.
5415 (schedule_block): Check boundary debug insns. Discount debug
5416 insns, schedule them early. Adjust whitespace.
5417 (set_priorities): Check for boundary debug insns.
5418 (add_jump_dependencies): Use dep_list_size.
5419 (prev_non_location_insn): New.
5420 (check_cfg): Use it.
5421 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5423 (remove_unused_ivs): Reset debug stmts.
5424 * modulo-sched.c (const_iteration_count): Skip debug insns.
5425 (res_MII): Discount debug insns.
5426 (loop_single_full_bb_p): Skip debug insns.
5427 (sms_schedule): Likewise.
5428 (sms_schedule_by_order): Likewise.
5429 (ps_has_conflicts): Likewise.
5430 * caller-save.c (refmarker_fn): New.
5431 (save_call_clobbered_regs): Replace regs with saved mem in
5433 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5434 Call refmarker_fn mark for hardregnos.
5435 (mark_reg_as_referenced): New.
5436 (replace_reg_with_saved_mem): New.
5437 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5438 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5440 (cse_extended_basic_block): Skip debug insns.
5441 (count_reg_usage): Likewise.
5442 (is_dead_reg): New, split out of...
5443 (set_live_p): ... here.
5444 (insn_live_p): Use it for debug insns.
5445 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5446 (execute_optimize_stdarg): Likewise.
5447 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5448 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5449 changes in debug stmts as changes.
5450 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5451 (moveup_expr): Don't move across debug insns. Don't move
5452 debug insn if it would create a bookkeeping block.
5453 (moveup_expr_cached): Don't use cache for debug insns that
5454 are heads of blocks.
5455 (compute_av_set_inside_bb): Skip debug insns.
5456 (sel_rank_for_schedule): Schedule debug insns first. Remove
5458 (block_valid_for_bookkeeping_p); Support lax searches.
5459 (create_block_for_bookkeeping): Adjust block numbers when
5460 encountering debug-only blocks.
5461 (find_place_for_bookkeeping): Deal with debug-only blocks.
5462 (generate_bookkeeping_insn): Accept no place to insert.
5463 (remove_temp_moveop_nops): New argument full_tidying.
5464 (prepare_place_to_insert): Deal with debug insns.
5465 (advance_state_on_fence): Debug insns don't start cycles.
5466 (update_boundaries): Take fence as argument. Deal with
5468 (schedule_expr_on_boundary): No full_tidying on debug insns.
5469 (fill_insns): Deal with debug insns.
5470 (track_scheduled_insns_and_blocks): Don't count debug insns.
5471 (need_nop_to_preserve_insn_bb): New, split out of...
5472 (remove_insn_from_stream): ... this.
5473 (fur_orig_expr_not_found): Skip debug insns.
5474 * rtl.def (VALUE): Move up.
5476 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5477 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5478 Set it if debug stmts are found.
5479 (statement_sink_location): Skip debug stmts. Propagate
5480 moving defs into debug stmts.
5481 * ifcvt.c (first_active_insn): Skip debug insns.
5482 (last_active_insns): Likewise.
5483 (cond_exec_process_insns): Likewise.
5484 (noce_process_if_block): Likewise.
5485 (check_cond_move_block): Likewise.
5486 (cond_move_convert_if_block): Likewise.
5487 (block_jumps_and_fallthru_p): Likewise.
5488 (dead_or_predicable): Likewise.
5489 * dwarf2out.c (debug_str_hash_forced): New.
5490 (find_AT_string): Add comment.
5491 (gen_label_for_indirect_string): New.
5492 (get_debug_string_label): New.
5493 (AT_string_form): Use it.
5494 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5495 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5496 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5497 several operations that cannot be represented with DWARF opcodes.
5498 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5499 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5500 (dwarf2out_var_location): Take during-call mark into account.
5501 (output_indirect_string): Update comment. Output if there are
5502 label and references.
5503 (prune_indirect_string): New.
5504 (prune_unused_types): Call it if debug_str_hash_forced.
5505 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5506 (dw_long_long_const): Remove.
5507 (struct dw_val_struct): Change val_long_long type to rtx.
5508 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5509 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5510 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5511 component instead of HOST_BITS_PER_LONG.
5512 (output_loc_operands): Likewise. For const8* assert
5513 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5514 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5515 rather than HOST_BITS_PER_LONG is >= 64.
5516 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5518 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5519 HOST_BITS_PER_LONG for dw_val_class_long_long.
5520 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5521 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5522 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5524 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5525 Handle DW_OP_implicit_value.
5526 (extract_int): Move prototype earlier.
5527 (mem_loc_descriptor): For SUBREG punt if inner
5528 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5529 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5530 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5531 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5532 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5533 instead of Pmode size.
5534 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5535 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5536 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5537 (concat_loc_descriptor, concatn_loc_descriptor,
5538 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5539 (add_location_or_const_value_attribute): Likewise. For single
5540 location loc_lists attempt to use add_const_value_attribute
5541 for constant decls. Add DW_AT_const_value even if
5542 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5544 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5545 (control_flow_insn_p): Likewise.
5546 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5547 (separate_decls_in_region_debug_bind): New.
5548 (separate_decls_in_region): Process debug bind stmts afterwards.
5549 * recog.c (verify_changes): Handle debug insns.
5550 (extract_insn): Likewise.
5551 (peephole2_optimize): Skip debug insns.
5552 * dse.c (scan_insn): Skip debug insns.
5553 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5555 (setup_id_for_insn): Handle debug insns.
5556 (maybe_tidy_empty_bb): Adjust whitespace.
5557 (tidy_control_flow): Skip debug insns.
5558 (sel_remove_insn): Adjust for debug insns.
5559 (sel_estimate_number_of_insns): Skip debug insns.
5560 (create_insn_rtx_from_pattern): Handle debug insns.
5561 (create_copy_of_insn_rtx): Likewise.
5562 * sel-sched-.h (sel_bb_end): Declare.
5563 (sel_bb_empty_or_nop_p): New.
5564 (get_all_loop_exits): Use it.
5565 (_eligible_successor_edge_p): Likewise.
5566 (return_nop_to_pool): Adjust.
5567 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5568 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5569 * gimple-pretty-print.c (dump_gimple_debug): New.
5570 (dump_gimple_stmt): Use it.
5571 (dump_bb_header): Skip gimple debug stmts.
5572 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5573 (fixup_match_2): Likewise.
5574 (regmove_backward_pass): Likewise. Simplify combined
5575 replacement. Handle debug insns.
5576 * function.c (instantiate_virtual_regs): Handle debug insns.
5577 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5578 * print-rtl.h: Include cselib.h.
5579 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5580 * df.h (df_inns_rescan_debug_internal): Declare.
5581 * gcse.c (alloc_hash_table): Estimate n_insns.
5582 (cprop_insn): Don't regard debug insns as changes.
5583 (bypass_conditional_jumps): Skip debug insns.
5584 (one_pre_gcse_pass): Adjust.
5585 (one_code_hoisting_pass): Likewise.
5586 (compute_ld_motion_mems): Skip debug insns.
5587 (one_cprop_pass): Adjust.
5588 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5589 (if_convertible_stmt_p): Handle debug stmts.
5590 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5591 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5592 * ira-build.c (create_bb_allocnos): Skip debug insns.
5593 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5594 (has_single_use): Likewise.
5595 (single_imm_use): Likewise.
5596 (num_imm_uses): Likewise.
5597 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5598 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5599 (create_outofssa_var_map): Likewise.
5600 * lower-subreg.c (adjust_decomposed_uses): New.
5601 (resolve_debug): New.
5602 (decompose_multiword_subregs): Use it.
5603 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5604 * emit-rtl.c: Include params.h.
5605 (cur_debug_insn_uid): Define.
5606 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5607 (copy_rtx_if_shared_1): Handle debug insns.
5608 (reset_used_flags): Likewise.
5609 (set_used_flags): LIkewise.
5610 (get_max_insn_count): New.
5611 (next_nondebug_insn): New.
5612 (prev_nondebug_insn): New.
5613 (make_debug_insn_raw): New.
5614 (emit_insn_before_noloc): Handle debug insns.
5615 (emit_jump_insn_before_noloc): Likewise.
5616 (emit_call_insn_before_noloc): Likewise.
5617 (emit_debug_insn_before_noloc): New.
5618 (emit_insn_after_noloc): Handle debug insns.
5619 (emit_jump_insn_after_noloc): Likewise.
5620 (emit_call_insn_after_noloc): Likewise.
5621 (emit_debug_insn_after_noloc): Likewise.
5622 (emit_insn_after): Take loc from earlier non-debug insn.
5623 (emit_jump_insn_after): Likewise.
5624 (emit_call_insn_after): Likewise.
5625 (emit_debug_insn_after_setloc): New.
5626 (emit_debug_insn_after): New.
5627 (emit_insn_before): Take loc from later non-debug insn.
5628 (emit_jump_insn_before): Likewise.
5629 (emit_call_insn_before): Likewise.
5630 (emit_debug_insn_before_setloc): New.
5631 (emit_debug_insn_before): New.
5632 (emit_insn): Handle debug insns.
5633 (emit_debug_insn): New.
5634 (emit_jump_insn): Handle debug insns.
5635 (emit_call_insn): Likewise.
5637 (init_emit): Take min-nondebug-insn-uid into account.
5638 Initialize cur_debug_insn_uid.
5639 (emit_copy_of_insn_after): Handle debug insns.
5640 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5641 location of single rhs in place.
5642 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5643 (floor_sdiv_adjust): New.
5644 (cell_sdiv_adjust): New.
5645 (cell_udiv_adjust): New.
5646 (round_sdiv_adjust): New.
5647 (round_udiv_adjust): New.
5648 (wrap_constant): Moved from cselib.
5649 (unwrap_constant): New.
5650 (expand_debug_expr): New.
5651 (expand_debug_locations): New.
5652 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5654 (gimple_expand_cfg): Expand debug locations.
5655 * cselib.c: Include tree-pass.h.
5656 (struct expand_value_data): New.
5657 (cselib_record_sets_hook): New.
5658 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5659 (cselib_clear_table): Move, and implemnet in terms of...
5660 (cselib_reset_table_with_next_value): ... this.
5661 (cselib_get_next_unknown_value): New.
5662 (discard_useless_locs): Don't discard preserved values.
5663 (cselib_preserve_value): New.
5664 (cselib_preserved_value_p): New.
5665 (cselib_preserve_definitely): New.
5666 (cselib_clear_preserve): New.
5667 (cselib_preserve_only_values): New.
5668 (new_cselib_val): Take rtx argument. Dump it in details.
5669 (cselib_lookup_mem): Adjust.
5670 (expand_loc): Take regs_active in struct. Adjust. Silence
5671 dumps unless details are requested.
5672 (cselib_expand_value_rtx_cb): New.
5673 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5674 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5675 without details. Copy more subregs. Try to resolve values
5676 using a callback. Wrap constants.
5677 (cselib_subst_to_values): Adjust.
5678 (cselib_log_lookup): New.
5679 (cselib_lookup): Call it.
5680 (cselib_invalidate_regno): Don't count preserved values as useless.
5681 (cselib_invalidate_mem): Likewise.
5682 (cselib_record_set): Likewise.
5683 (struct set): Renamed to cselib_set, moved to cselib.h.
5684 (cselib_record_sets): Adjust. Call hook.
5685 (cselib_process_insn): Reset table when it would be cleared.
5686 (dump_cselib_val): New.
5687 (dump_cselib_table): New.
5688 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5689 (remove_forwarder_block): Support moving debug stmts.
5690 * cselib.h (cselib_record_sets_hook): Declare.
5691 (cselib_expand_callback): New type.
5692 (cselib_expand_value_rtx_cb): Declare.
5693 (cselib_reset_table_with_next_value): Declare.
5694 (cselib_get_next_unknown_value): Declare.
5695 (cselib_preserve_value): Declare.
5696 (cselib_preserved_value_p): Declare.
5697 (cselib_preserve_only_values): Declare.
5698 (dump_cselib_table): Declare.
5699 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5700 (try_crossjump_to_edge): Likewise.
5701 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5702 dominated blocks when debug stmts are present.
5703 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5704 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5705 (set_var_live_on_entry): Likewise.
5706 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5707 * cfglayout.c (curr_location, last_location): Make static.
5708 (set_curr_insn_source_location): Don't avoid bouncing.
5709 (get_curr_insn_source_location): New.
5710 (get_curr_insn_block): New.
5711 (duplicate_insn_chain): Handle debug insns.
5712 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5714 * common.opt (fcompare-debug): Move to sort order.
5715 (fdump-unnumbered-links): Likewise.
5716 (fvar-tracking-assignments): New.
5717 (fvar-tracking-assignments-toggle): New.
5718 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5719 because of debug stmts.
5720 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5721 (eliminate_unnecessary_stmts): Walk dominated blocks before
5723 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5724 * ira.c (memref_used_between_p): Skip debug insns.
5725 (update_equiv_regs): Likewise.
5726 * sched-deps.c (sd_lists_size): Accept empty list.
5727 (sd_init_insn): Mark debug insns.
5728 (sd_finish_insn): Unmark them.
5729 (sd_add_dep): Reject non-debug deps on debug insns.
5730 (fixup_sched_groups): Give debug insns group treatment.
5732 (sched_analyze_reg): Don't mark debug insns for sched before call.
5733 (sched_analyze_2): Handle debug insns.
5734 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5736 (deps_analyze_insn): Handle debug insns.
5737 (deps_start_bb): Skip debug insns.
5738 (init_deps): Initialize last_debug_insn.
5739 * tree-ssa.c (target_for_debug_bind): New.
5740 (find_released_ssa_name): New.
5741 (propagate_var_def_into_debug_stmts): New.
5742 (propagate_defs_into_debug_stmts): New.
5743 (verify_ssa): Skip debug bind stmts without values.
5744 (warn_uninialized_vars): Skip debug stmts.
5745 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5746 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5747 (rtx_equal_p): Likewise.
5748 * ira-costs.c (scan_one_insn): Skip debug insns.
5749 (process_bb_node_for_hard_reg_moves): Likewise.
5750 * rtl.h (DEBUG_INSN_P): New.
5751 (NONDEBUG_INSN_P): New.
5752 (MAY_HAVE_DEBUG_INSNS): New.
5753 (INSN_P): Accept debug insns.
5754 (RTX_FRAME_RELATED_P): Likewise.
5755 (INSN_DELETED_P): Likewise
5756 (PAT_VAR_LOCATION_DECL): New.
5757 (PAT_VAR_LOCATION_LOC): New.
5758 (PAT_VAR_OCATION_STATUS): New.
5759 (NOTE_VAR_LOCATION_DECL): Reimplement.
5760 (NOTE_VAR_LOCATION_LOC): Likewise.
5761 (NOTE_VAR_LOCATION_STATUS): Likewise.
5762 (INSN_VAR_LOCATION): New.
5763 (INSN_VAR_LOCATION_DECL): New.
5764 (INSN_VAR_LOCATION_LOC): New.
5765 (INSN_VAR_LOCATION_STATUS): New.
5766 (gen_rtx_UNKNOWN_VAR_LOC): New.
5767 (VAR_LOC_UNKNOWN_P): New.
5768 (NOTE_DURING_CALL_P): New.
5769 (SCHED_GROUP_P): Accept debug insns.
5770 (emit_debug_insn_before): Declare.
5771 (emit_debug_insn_before_noloc): Declare.
5772 (emit_debug_insn_beore_setloc): Declare.
5773 (emit_debug_insn_after): Declare.
5774 (emit_debug_insn_after_noloc): Declare.
5775 (emit_debug_insn_after_setloc): Declare.
5776 (emit_debug_insn): Declare.
5777 (make_debug_insn_raw): Declare.
5778 (prev_nondebug_insn): Declare.
5779 (next_nondebug_insn): Declare.
5780 (delegitimize_mem_from_attrs): Declare.
5781 (get_max_insn_count): Declare.
5782 (wrap_constant): Declare.
5783 (unwrap_constant): Declare.
5784 (get_curr_insn_source_location): Declare.
5785 (get_curr_insn_block): Declare.
5786 * tree-inline.c (insert_debug_decl_map): New.
5787 (processing_debug_stmt): New.
5788 (remap_decl): Don't create new mappings in debug stmts.
5789 (remap_gimple_op_r): Don't add references in debug stmts.
5790 (copy_tree_body_r): Likewise.
5791 (remap_gimple_stmt): Handle debug bind stmts.
5792 (copy_bb): Skip debug stmts.
5793 (copy_edges_for_bb): Likewise.
5794 (copy_debug_stmt): New.
5795 (copy_debug_stmts): New.
5796 (copy_body): Copy debug stmts at the end.
5797 (insert_init_debug_bind): New.
5798 (insert_init_stmt): Take id. Skip and emit debug stmts.
5799 (setup_one_parameter): Remap variable earlier, register debug mapping.
5800 (estimate_num_insns): Skip debug stmts.
5801 (expand_call_inline): Preserve debug_map.
5802 (optimize_inline_calls): Check for no debug_stmts left-overs.
5803 (unsave_expr_now): Preserve debug_map.
5804 (copy_gimple_seq_and_replace_locals): Likewise.
5805 (tree_function_versioning): Check for no debug_stmts left-overs.
5806 Init and destroy debug_map as needed. Split edges unconditionally.
5807 (build_duplicate_type): Init and destroy debug_map as needed.
5808 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5809 (struct copy_body_data): Add debug_stmts and debug_map.
5810 * sched-int.h (struct ready_list): Add n_debug.
5811 (struct deps): Add last_debug_insn.
5812 (DEBUG_INSN_SCHED_P): New.
5813 (BOUNDARY_DEBUG_INSN_P): New.
5814 (SCHEDULE_DEBUG_INSN_P): New.
5815 (sd_iterator_cond): Accept empty list.
5816 * combine.c (create_log_links): Skip debug insns.
5817 (combine_instructions): Likewise.
5818 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5819 return value is always unshared.
5820 (struct rtx_subst_pair): New.
5821 (auto_adjust_pair): New.
5822 (propagate_for_debug_subst): New.
5823 (propagate_for_debug): New.
5824 (try_combine): Skip debug insns. Propagate removed defs into
5826 (next_nonnote_nondebug_insn): New.
5827 (distribute_notes): Use it. Skip debug insns.
5828 (distribute_links): Skip debug insns.
5829 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5830 * resource.c (mark_target_live_regs): Likewise.
5831 * var-tracking.c: Include cselib.h and target.h.
5832 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5834 (micro_operation_type_name): New.
5835 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5836 (struct micro_operation_def): Update comments.
5837 (decl_or_value): New type. Use instead of decls.
5838 (struct emit_note_data_def): Add vars.
5839 (struct attrs_def): Use decl_or_value.
5840 (struct variable_tracking_info_def): Add permp, flooded.
5841 (struct location_chain_def): Update comment.
5842 (struct variable_part_def): Use decl_or_value.
5843 (struct variable_def): Make var_part a variable length array.
5845 (scratch_regs): New.
5846 (cselib_hook_called): New.
5847 (dv_is_decl_p): New.
5848 (dv_is_value_p): New.
5851 (dv_as_opaque): New.
5852 (dv_onepart_p): New.
5854 (IS_DECL_CODE): New.
5855 (check_value_is_not_decl): New.
5856 (dv_from_decl): New.
5857 (dv_from_value): New.
5858 (dv_htab_hash): New.
5859 (variable_htab_hash): Use it.
5860 (variable_htab_eq): Support values.
5861 (variable_htab_free): Free from the right pool.
5862 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5863 (attrs_list_union): Adjust.
5864 (attrs_list_mpdv_union): New.
5865 (tie_break_pointers): New.
5866 (canon_value_cmp): New.
5867 (unshare_variable): Return possibly-modified slot.
5868 (vars_copy_1): Adjust.
5869 (var_reg_decl_set): Adjust. Split out of...
5870 (var_reg_set): ... this.
5871 (get_init_value): Adjust.
5872 (var_reg_delete_and_set): Adjust.
5873 (var_reg_delete): Adjust.
5874 (var_regno_delete): Adjust.
5875 (var_mem_decl_set): Split out of...
5876 (var_mem_set): ... this.
5877 (var_mem_delete_and_set): Adjust.
5878 (var_mem_delete): Adjust.
5882 (variable_union): Adjust. Speed up merge of 1-part vars.
5883 (variable_canonicalize): Use unshared slot.
5884 (VALUED_RECURSED_INTO): New.
5885 (find_loc_in_1pdv): New.
5886 (struct dfset_merge): New.
5887 (insert_into_intersection): New.
5888 (intersect_loc_chains): New.
5890 (canonicalize_loc_order_check): New.
5891 (canonicalize_values_mark): New.
5892 (canonicalize_values_star): New.
5893 (variable_merge_over_cur): New.
5894 (variable_merge_over_src): New.
5895 (dataflow_set_merge): New.
5896 (dataflow_set_equiv_regs): New.
5897 (remove_duplicate_values): New.
5898 (struct dfset_post_merge): New.
5899 (variable_post_merge_new_vals): New.
5900 (variable_post_merge_perm_vals): New.
5901 (dataflow_post_merge_adjust): New.
5902 (find_mem_expr_in_1pdv): New.
5903 (dataflow_set_preserve_mem_locs): New.
5904 (dataflow_set_remove_mem_locs): New.
5905 (dataflow_set_clear_at_call): New.
5906 (onepart_variable_different_p): New.
5907 (variable_different_p): Use it.
5908 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5909 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5911 (track_loc_p): Pass it true.
5912 (struct count_use_info): New.
5913 (find_use_val): New.
5914 (replace_expr_with_values): New.
5916 (use_type): New, partially split out of...
5917 (count_uses): ... this. Count new micro-ops.
5918 (count_uses_1): Adjust.
5919 (count_stores): Adjust.
5920 (count_with_sets): New.
5921 (VAL_NEEDS_RESOLUTION): New.
5922 (VAL_HOLDS_TRACK_EXPR): New.
5923 (VAL_EXPR_IS_COPIED): New.
5924 (VAL_EXPR_IS_CLOBBERED): New.
5925 (add_uses): Adjust. Generate new micro-ops.
5926 (add_uses_1): Adjust.
5927 (add_stores): Generate new micro-ops.
5928 (add_with_sets): New.
5929 (find_src_status): Adjust.
5930 (find_src_set_src): Adjust.
5931 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5932 Handle new micro-ops. Canonicalize value equivalances.
5933 (vt_find_locations): Compute total size of hash tables for
5934 dumping. Perform merge for var-tracking-assignments. Don't
5935 disregard single-block loops.
5936 (dump_attrs_list): Handle decl_or_value.
5937 (dump_variable): Take variable. Deal with decl_or_value.
5938 (dump_variable_slot): New.
5939 (dump_vars): Use it.
5940 (dump_dataflow_sets): Adjust.
5941 (set_slot_part): New, extended to support one-part variables
5942 after splitting out of...
5943 (set_variable_part): ... this.
5944 (clobber_slot_part): New, split out of...
5945 (clobber_variable_part): ... this.
5946 (delete_slot_part): New, split out of...
5947 (delete_variable_part): .... this.
5948 (check_wrap_constant): New.
5949 (vt_expand_loc_callback): New.
5950 (vt_expand_loc): New.
5951 (emit_note_insn_var_location): Adjust. Handle values. Handle
5952 EMIT_NOTE_AFTER_CALL_INSN.
5953 (emit_notes_for_differences_1): Adjust. Handle values.
5954 (emit_notes_for_differences_2): Likewise.
5955 (emit_notes_for_differences): Adjust.
5956 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5957 Adjust. Handle new micro-ops.
5958 (vt_add_function_parameters): Adjust. Create and bind values.
5959 (vt_initialize): Adjust. Initialize scratch_regs and
5960 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5961 operations. Move some code to count_with_sets and add_with_sets.
5962 (delete_debug_insns): New.
5963 (vt_debug_insns_local): New.
5964 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5966 (var_tracking_main): If var-tracking-assignments is enabled
5967 but var-tracking isn't, delete debug insns and leave. Likewise
5968 if we exceed limits or fail the stack adjustments tests, and
5969 after all var-tracking processing.
5970 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5971 (dataflow_set): Add traversed_vars.
5972 (value_chain, const_value_chain): New typedefs.
5973 (value_chain_pool, value_chains): New variables.
5974 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5975 add_value_chains, add_cselib_value_chains, remove_value_chain,
5976 remove_value_chains, remove_cselib_value_chains): New functions.
5977 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5978 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5980 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5981 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5982 (dst_can_be_shared): New variable.
5983 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5984 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5985 different from set->vars, look up slot again instead of using the
5987 (dataflow_set_init): Initialize traversed_vars.
5988 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5989 lookup if set->vars is shared. Don't keep slot cleared before
5990 calling unshare_variable. Unshare set->vars if needed. Adjust
5991 unshare_variable callers. Clear dst_can_be_shared if needed.
5992 Even ->refcount == 1 vars must be unshared if set->vars is shared
5993 and var needs to be modified.
5994 (dataflow_set_union): Set traversed_vars during canonicalization.
5995 (VALUE_CHANGED, DECL_CHANGED): Define.
5996 (set_dv_changed, dv_changed_p): New static inlines.
5997 (track_expr_p): Clear DECL_CHANGED.
5998 (dump_dataflow_sets): Set it.
5999 (variable_was_changed): Call set_dv_changed.
6000 (emit_note_insn_var_location): Likewise.
6001 (changed_variables_stack): New variable.
6002 (check_changed_vars_1, check_changed_vars_2): New functions.
6003 (emit_notes_for_changes): Do nothing if changed_variables is
6004 empty. Traverse changed_variables with check_changed_vars_1,
6005 call check_changed_vars_2 on each changed_variables_stack entry.
6006 (emit_notes_in_bb): Add SET argument. Just clear it at the
6007 beginning, use it instead of local &set, don't destroy it at the end.
6008 (vt_emit_notes): Call dataflow_set_clear early on all
6009 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6010 computed set, dataflow_set_clear also VTI(bb)->in when we are
6011 done with the basic block. Initialize changed_variables_stack,
6012 free it afterwards. If ENABLE_CHECKING verify that after noting
6013 differences to an empty set value_chains hash table is empty.
6014 (vt_initialize): Initialize value_chains and value_chain_pool.
6015 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6016 (variable_tracking_main): Call dump_dataflow_sets before calling
6017 vt_emit_notes, not after it.
6018 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6019 (propagate_var_def_into_debug_stmts): Declare.
6020 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6021 (df_set_note): Reject debug insns.
6022 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6023 add notes to debug insns.
6024 (df_note_bb_compute): Adjust. Likewise.
6025 (df_simulate_uses): Skip debug insns.
6026 (df_simulate_initialize_backwards): Likewise.
6027 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6028 (subst_stack_regs_pat): Reject debug insns.
6029 (convert_regs_1): Handle debug insns.
6030 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6031 (print-rtl.o): Depend on cselib.h.
6032 (cselib.o): Depend on TREE_PASS_H.
6033 (var-tracking.o): Depend on cselib.h and TARGET_H.
6034 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6035 (init_ready_list): Skip boundary debug insns.
6036 (add_branch_dependences): Skip debug insns.
6037 (free_block_dependencies): Check for blocks with only debug insns.
6038 (compute_priorities): Likewise.
6039 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6040 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6042 (gimple_build_debug_bind_stat): New.
6043 (empty_body_p): Skip debug stmts.
6044 (gimple_has_side_effects): Likewise.
6045 (gimple_rhs_has_side_effects): Likewise.
6046 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6047 (gimple_build_debug_bind_stat): Declare.
6048 (gimple_build_debug_bind): Define.
6049 (is_gimple_debug): New.
6050 (gimple_debug_bind_p): New.
6051 (gimple_debug_bind_get_var): New.
6052 (gimple_debug_bind_get_value): New.
6053 (gimple_debug_bind_get_value_ptr): New.
6054 (gimple_debug_bind_set_var): New.
6055 (gimple_debug_bind_set_value): New.
6056 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6057 (gimple_debug_bind_reset_value): New.
6058 (gimple_debug_bind_has_value_p): New.
6059 (gsi_next_nondebug): New.
6060 (gsi_prev_nondebug): New.
6061 (gsi_start_nondebug_bb): New.
6062 (gsi_last_nondebug_bb): New.
6063 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6064 (print_insn): Handle DEBUG_INSN.
6065 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6066 of first insn prevail.
6067 (first_stmt): Skip debug stmts.
6068 (first_non_label_stmt): Likewise.
6069 (last_stmt): Likewise.
6070 (has_zero_uses_1): New.
6071 (single_imm_use_1): New.
6072 (verify_gimple_debug): New.
6073 (verify_types_in_gimple_stmt): Handle debug stmts.
6074 (verify_stmt): Likewise.
6075 (debug_loop_num): Skip debug stmts.
6076 (remove_edge_and_dominated_blocks): Remove dominators last.
6077 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6078 (linearize_expr): Likewise.
6079 * config/i386/i386.c (ix86_delegitimize_address): Call
6080 default implementation.
6081 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6082 (group_barrier_needed): Skip debug insns.
6083 (emit_insn_group_barriers): Likewise.
6084 (emit_all_insn_group_barriers): Likewise.
6085 (ia64_variable_issue): Handle debug insns.
6086 (ia64_dfa_new_cycle): Likewise.
6087 (final_emit_insn_group_barriers): Skip debug insns.
6088 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6089 def cfa without frame.
6090 (process_set): Likewise.
6091 (process_for_unwind_directive): Pass frame on.
6092 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6093 (rs6000_delegitimize_address): New.
6094 (rs6000_debug_adjust_cost): Handle debug insns.
6095 (is_microcoded_insn): Likewise.
6096 (is_cracked_insn): Likewise.
6097 (is_nonpipeline_insn): Likewise.
6098 (insn_must_be_first_in_group): Likewise.
6099 (insn_must_be_last_in_group): Likewise.
6100 (force_new_group): Likewise.
6101 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6102 contains only debug insns.
6103 (rtl_merge_blocks): Skip debug insns.
6104 (purge_dead_edges): Likewise.
6105 (rtl_block_ends_with_call_p): Skip debug insns.
6106 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6107 (mark_reg_dependencies): Skip debug insns.
6108 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6109 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6110 * tree-ssa-threadedge.c
6111 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6112 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6113 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6114 (copyprop_hardreg_forward_1): Handle debug insns.
6115 * reload1.c (reload): Skip debug insns. Replace unassigned
6116 pseudos in debug insns with their equivalences.
6117 (eliminate_regs_in_insn): Skip debug insns.
6118 (emit_input_reload_insns): Skip debug insns at first, adjust
6120 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6121 (get_indirect_ref_operands): Pass opf_no_vops on.
6122 (get_expr_operands): Likewise. Skip debug stmts.
6123 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6125 2009-09-01 Richard Henderson <rth@redhat.com>
6127 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6128 stmt_ends_pp_p statements at least once.
6129 * tree-vrp.c (vrp_initialize): Likewise.
6130 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6132 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6135 Fix AIX bootstrap after PR debug/30161
6136 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6137 that is a GNU extension.
6138 (tmpl_value_parm_die_table): Move the definition of this global
6139 outside #ifdef DWARF2_DEBUGGING_INFO region.
6141 2009-09-01 Richard Guenther <rguenther@suse.de>
6143 * tree.c (tree_expr_size): New function.
6144 * tree.h (tree_expr_size): Declare.
6145 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6146 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6147 * langhooks.c (lhd_expr_size): Remove.
6148 * langhooks.h (struct lang_hooks): Remove expr_size.
6149 * explow.c (expr_size): Use tree_expr_size.
6150 (int_expr_size): Likewise.
6151 * langhooks-def.h (lhd_expr_size): Remove.
6152 (LANG_HOOKS_EXPR_SIZE): Likewise.
6153 (LANG_HOOKS_INITIALIZER): Adjust.
6155 2009-09-01 Richard Guenther <rguenther@suse.de>
6157 * tree-flow.h (mark_addressable): Move declaration ...
6158 * tree.h (mark_addressable): ... here.
6159 * stmt.c (expand_asm_operands): Use mark_addressable, not
6160 lang_hooks.mark_addressable.
6161 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6162 LANG_HOOKS_MARK_ADDRESSABLE.
6163 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6164 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6166 2009-08-31 Chris Demetriou <cgd@google.com>
6168 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6169 vectorize if not TARGET_SSE2.
6171 2009-08-31 DJ Delorie <dj@redhat.com>
6173 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6174 registers if no coprocessor is enabled.
6176 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6179 * cgraph.h (cgraph_get_node): Declare ...
6180 * cgraph.c (cgraph_get_node): ... new function.
6181 * dwarf2out.c (gen_generic_params_dies,
6182 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6183 make_ith_pack_parameter_name,
6184 append_entry_to_tmpl_value_parm_die_table,
6185 gen_remaining_tmpl_value_param_die_attribute): New functions.
6186 (gen_subprogram_die): Generate debug info for template parameters
6187 if debug info level is higher than DINFO_LEVEL_TERSE.
6188 Use tree_add_const_value_attribute_for_decl instead of
6189 tree_add_const_value_attribute.
6190 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6191 instead of tree_add_const_value_attribute.
6192 (gen_struct_or_union_type_die): Generate debug
6193 info for template parameters if debug info level is higher than
6195 (tree_add_const_value_attribute): Handle integral and pointer
6196 constants. Update comment.
6197 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6198 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6199 (reference_to_unused): Fix thinko. Remove redundant predicates from
6201 (tree_add_const_value_attribute): Make this work for constant
6203 tree_add_const_value_attribute_for_decl is to be used for variable
6205 (add_location_or_const_value_attribute): Use
6206 tree_add_const_value_attribute_for_decl now.
6207 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6208 DW_TAG_template_value_param DIEs after function DIEs have been
6210 * langhooks.h (lang_hooks_for_types): Add
6211 get_argument_pack_elems.
6212 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6213 (lang_hooks): Added get_innermost_generic_parms,
6214 get_innermost_generic_args.
6215 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6216 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6217 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6218 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6220 2009-08-31 DJ Delorie <dj@redhat.com>
6222 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6223 it once we start generating the prologue or epilogue.
6224 (mep_call_saves_register): If the frame is locked, re-use
6226 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6227 (mep_expand_prologue): Call it.
6228 (mep_expand_epilogue): Likewise.
6229 (mep_start_function): Use the same logic as mep_expand_prologue.
6230 (mep_pass_by_reference): Make logic more readable.
6231 (mep_return_in_memory): Zero-sized objects are passed in memory.
6232 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6234 2009-08-31 Richard Guenther <rguenther@suse.de>
6236 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6237 to query if the memory regions for memmove overlap.
6238 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6239 asserts on pointers, instead deal with odd trees.
6240 (ptr_derefs_may_alias_p): Likewise.
6241 (refs_may_alias_p_1): Constructor bases also never alias.
6243 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6245 * doc/install.texi (Final install): Adjust reference on where to
6246 order printed manuals.
6248 2009-08-30 Olivier Hainque <hainque@adacore.com>
6250 * dwarf2out.c (switch_to_frame_table_section): Move
6251 definition prior to first use.
6253 2009-08-30 Richard Guenther <rguenther@suse.de>
6255 PR tree-optimization/41186
6256 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6257 (ao_ref_init_from_ptr_and_size): New function.
6258 (ref_maybe_used_by_call_p_1): Be more precise tracking
6259 used ranges for builtin functions.
6260 (ref_maybe_used_by_call_p): Adjust.
6261 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6262 ranges for builtin functions.
6263 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6265 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6268 * fwprop.c (get_reg_use_in): Delete.
6269 (free_load_extend): New function.
6270 (forward_propagate_subreg): Use it.
6272 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6274 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6276 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6279 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6282 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6284 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6285 fini or fini_array section.
6287 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6289 * graphite-dependences.c (graphite_legal_transform_bb): Call
6290 pbb_remove_duplicate_pdrs.
6291 * graphite-poly.c (can_collapse_pdr): Removed.
6292 (pdr_find_duplicate): Removed.
6293 (can_collapse_pdrs): New.
6294 (pbb_remove_duplicate_pdrs): New.
6295 (new_poly_dr): Do not look for duplicates.
6296 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6297 (PBB_PDR_DUPLICATES_REMOVED): New.
6298 (pbb_remove_duplicate_pdrs): Declared.
6300 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6302 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6303 the strides by multiplying by PDR_NB_REFS.
6304 * graphite-poly.c (can_collapse_pdr): New.
6305 (pdr_find_duplicate): New.
6306 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6307 Initialize PDR_NB_REFS.
6308 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6310 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6312 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6315 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6318 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6320 * graphite-dependences.c (pddr_original_scattering): Return NULL
6321 for read-read dependence relations.
6322 * graphite-poly.h (enum poly_dr_type): Fix comment.
6325 (pdr_may_write_p): New.
6327 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6329 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6330 (struct poly_dr): Same.
6331 (new_poly_dr): Same.
6332 * graphite-poly.c (new_poly_dr): Same.
6333 * graphite-dependences.c (dot_deps): Disable call to system.
6335 2009-08-28 Cary Coutant <ccoutant@google.com>
6338 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6339 struct/union/enum types local to a function.
6341 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6342 Sebastian Pop <sebastian.pop@amd.com>
6344 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6345 pbb_strip_mine_time_depth. Changed the implementation so that
6346 transformation is expressed as a transformation on
6347 time (scatttering) dimensions. Also, ensures that the 2d+1
6348 scheduling format is preserved.
6349 (pbb_strip_mine_profitable_p): Profitability is based on the
6350 iteration number of a given time (scattering) dimension,
6351 and not on a original loop depth dimension.
6352 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6353 (pbb_do_strip_mine): Call psct_dynamic_dim.
6354 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6355 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6356 (pbb_nb_dynamic_scattering_transform): New.
6357 (psct_dynamic_dim): New.
6359 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6361 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6362 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6363 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6364 * graphite-interchange.c (build_linearized_memory_access): Same.
6365 (memory_stride_in_loop): Same.
6367 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6369 * graphite-dependences.c (pddr_original_scattering): New.
6370 (graphite_legal_transform_dr): Call pddr_original_scattering.
6373 * graphite-dependences.h (dot_deps): Declared.
6374 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6375 (print_pdr): Print PDR_ID.
6376 * graphite-poly.h (struct poly_dr): Add field id.
6379 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6381 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6383 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6384 not delete the original dependence relation.
6386 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6388 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6389 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6390 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6391 (free_poly_ddr): New.
6392 (pddr_is_empty): New.
6393 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6394 (dependence_polyhedron): Same. Remove useless gcc_assert.
6396 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6397 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6398 * graphite-dependences.h (enum poly_dependence_kind): New.
6399 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6400 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6401 (PDRP_SINK): Renamed PDDR_SINK.
6402 (PDRP_DDP): Renamed PDDR_DDP.
6404 (free_poly_ddr): Declared.
6405 * graphite-poly.c (new_scop): Use the new hash function names.
6406 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6407 into original_pddrs.
6408 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6410 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6412 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6413 bounds with LT_EXPR to make niter analysis more precise on code
6414 generated by Graphite.
6416 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6418 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6419 (graphite_legal_transform_bb): Same.
6420 (poly_drs_may_alias_p): Same.
6422 2009-08-28 Richard Guenther <rguenther@suse.de>
6424 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6426 2009-08-28 Jan Beulich <jbeulich@novell.com>
6428 * config/i386/netware.c: Include langhooks.h.
6429 (i386_nlm_encode_section_info): Simplify.
6430 (netware_override_options): Delete.
6431 * config/i386/netware.h (netware_override_options): Delete
6433 (OVERRIDE_OPTIONS): Delete definition.
6434 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6435 (ASM_COMMENT_START): Define.
6436 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6438 2009-08-28 Jan Beulich <jbeulich@novell.com>
6440 * configure.ac: For in-tree ld, do a plain version check to
6441 determine whether comdat groups are supported.
6442 * configure: Regenerate.
6444 2009-08-28 Olivier Hainque <hainque@adacore.com>
6446 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6447 always defined. Reflect definition or absence of such for
6448 COLLECT_EXPORT_LIST. Readability helper.
6449 (scanfilter): New enum, to help control what symbols
6450 are to be considered or ignored by scan_prog_file.
6451 (enum pass): Rename as "scanpass", moved together with scanfilter
6452 prior to scan_prog_file's prototype.
6453 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6454 Group prototype with the scanpass/scanfilter definitions, factorize
6455 head comments for the several implementations at the prototype.
6456 (main): Reorganize the first pass link control to let AIX
6457 drag only the needed frame tables in executables. Prevent
6458 frame tables collection during the scan aimed at static ctors.
6459 Pre-link and scan for frame tables later to compensate.
6460 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6461 A C statement to issue assembly directives that create a reference
6462 to the given DWARF table identifier label from the current function
6464 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6465 to differentiate first time section entry. Only emit a .data
6466 tables start identifier label the first time around.
6467 (switch_to_frame_table_section): New function. Helper for
6468 output_call_frame_info to switch possibly BACK into the eh_frame
6469 or the debug_frame section depending on FOR_EH.
6470 (output_call_frame_info): Use helper to first enter the proper
6472 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6473 emit a link to the frame table start label from each function
6475 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6476 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6477 * config/rs6000/rs6000-protos.h: Declare it.
6478 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6480 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6482 * config/sh/sh.c (split_branches): Check the result of
6485 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6487 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6488 using -pthread -fopenmp
6490 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6492 * doc/service.texi (service directory): Update URL.
6494 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6496 PR rtl-optimization/40861
6497 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6498 extract word from a multi-word subreg for negative byte positions.
6500 2009-08-27 Tristan Gingold <gingold@adacore.com>
6501 Douglas B Rupp <rupp@gnat.com>
6503 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6504 (SECTION_VMS_OVERLAY): Define.
6505 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6507 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6509 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6510 common_object declarations.
6511 (ia64_section_type_flags): Set section flag for common_object.
6512 * config/ia64/ia64-protos.h
6513 (ia64_vms_output_aligned_decl_common): Declare.
6514 (ia64_vms_elf_asm_named_section): Declare.
6516 2009-08-27 Michael Matz <matz@suse.de>
6518 * expr.c (expand_expr_real_2): New function taking exploded
6519 unary or binary expression, split out from ...
6520 (expand_expr_real_1): ... here. Move over all unary/binary
6521 switch parts to above function, in particular these codes:
6522 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6523 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6524 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6525 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6526 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6527 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6528 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6529 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6530 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6531 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6532 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6533 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6534 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6535 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6536 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6537 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6538 VEC_PACK_FIX_TRUNC_EXPR.
6539 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6542 2009-08-27 Richard Guenther <rguenther@suse.de>
6544 * gengtype.c (main): Handle uint64_t.
6545 * ipa-utils.c (get_base_var): Indent properly.
6546 * tree-ssa-live.c (debug_scope_block): New function.
6547 * tree-flow.h (debug_scope_block): Declare.
6548 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6549 * basic-block.h (enum profile_status): Rename to
6550 enum profile_status_d.
6551 (x_profile_status): Adjust type.
6553 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6556 * dwarf2out.c (get_context_die): Declare this static function.
6557 (gen_type_die_with_usage): Make sure a DIE is a generated for
6558 the context of a typedef.
6560 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6562 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6565 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6567 * config/mips/mips-protos.h (mips_output_sync): Declare.
6568 (mips_sync_loop_insns): Likewise.
6569 (mips_output_sync_loop): Replace first two parameters with an rtx.
6570 * config/mips/mips.c (mips_multi_member): New structure.
6571 (mips_multi_members): New variable.
6572 (mips_multi_start): New function.
6573 (mips_multi_add): Likewise.
6574 (mips_multi_add_insn): Likewise.
6575 (mips_multi_add_label): Likewise.
6576 (mips_multi_last_index): Likewise.
6577 (mips_multi_copy_insn): Likewise.
6578 (mips_multi_set_operand): Likewise.
6579 (mips_multi_write): Likewise.
6580 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6581 (mips_init_print_operand_punct): Update accordingly.
6582 (mips_start_ll_sc_sync_block): New function.
6583 (mips_end_ll_sc_sync_block): Likewise.
6584 (mips_output_sync): Likewise.
6585 (mips_sync_insn1_template): Likewise.
6586 (mips_sync_insn2_template): Likewise.
6587 (mips_get_sync_operand): Likewise.
6588 (mips_process_sync_loop): Likewise.
6589 (mips_output_sync_loop): Use mips_process_sync_loop.
6590 (mips_sync_loop_insns): New function.
6591 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6592 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6593 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6594 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6595 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6596 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6597 (MIPS_SYNC_OLD_OP_12): Likewise.
6598 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6599 (MIPS_SYNC_NEW_OP_12): Likewise.
6600 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6601 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6602 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6603 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6604 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6605 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6606 * config/mips/mips.md (sync_mem): New attribute.
6607 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6608 (sync_exclusive_mask, sync_required_oldval): Likewise.
6609 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6610 (sync_release_barrier): Likewise.
6611 (length): Handle sync loops.
6612 (sync): Use mips_output_sync.
6613 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6614 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6615 and use mips_output_sync_loop.
6616 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6617 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6618 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6619 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6620 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6621 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6622 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6623 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6624 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6626 2009-08-26 Richard Guenther <rguenther@suse.de>
6629 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6630 the types to not match.
6631 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6633 * tree-ssa.c (useless_type_conversion_p): Conversions to
6634 pointers to unprototyped functions are useless.
6636 2009-08-26 Richard Guenther <rguenther@suse.de>
6638 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6639 whole-program condition, prepare to be called for non-globals.
6640 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6641 params build a representative with known type and track its fields.
6643 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6645 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6646 clearing by a taken branch.
6647 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6648 effectively after bbro pass.
6649 (sync_nand<mode>): Ditto.
6650 (sync_old_<fetchop_name><mode>): Ditto.
6651 (sync_old_nand<mode>): Ditto.
6652 (sync_new_<fetchop_name><mode>): Dito.
6653 (sync_new_nand<mode>): Ditto.
6654 (sync_compare_and_swap<mode>_1): Ditto.
6655 (*sync_compare_and_swap<mode>): Ditto.
6656 (sync_lock_test_and_set<mode>_1): Ditto.
6657 ("sync_lock_test_and_set<mode>): Ditto.
6659 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6661 * hwint.h (HOST_LONG_FORMAT): New macro
6662 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6663 Use HOST_PTR_PRINTF.
6664 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6665 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6666 (HOST_PTR_PRINTF): Document.
6668 2009-08-25 Jan Hubicka <jh@suse.cz>
6670 * config/i386/bmmintrin.h: Replace by #error.
6673 Michael Meissner <michael.meissner@amd.com>
6674 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6675 Tony Linthicum <tony.linthicum@amd.com>
6677 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6678 (TARGET_ROUND): New macro for the round/ptest instructions which
6679 are shared between SSE4.1 and SSE5.
6680 (OPTION_MASK_ISA_ROUND): Ditto.
6681 (OPTION_ISA_ROUND): Ditto.
6682 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6683 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6685 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6686 (-mfused-madd): New switch to give users control over whether the
6687 compiler optimizes to use the multiply/add SSE5 instructions.
6689 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6690 (ix86_handle_option): Turn off 3dnow if -msse5.
6691 (override_options): Add SSE5 support.
6692 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6694 (ix86_expand_sse_movcc): Add SSE5 support.
6695 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6696 vector type to the next largest size.
6697 (ix86_expand_sse5_pack): New function to use pperm to pack a
6698 vector type to the next smallest size.
6699 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6700 (IX86_BUILTIN_FMADDSD): Ditto.
6701 (IX86_BUILTIN_FMADDPS): Ditto.
6702 (IX86_BUILTIN_FMADDPD): Ditto.
6703 (IX86_BUILTIN_FMSUBSS): Ditto.
6704 (IX86_BUILTIN_FMSUBSD): Ditto.
6705 (IX86_BUILTIN_FMSUBPS): Ditto.
6706 (IX86_BUILTIN_FMSUBPD): Ditto.
6707 (IX86_BUILTIN_FNMADDSS): Ditto.
6708 (IX86_BUILTIN_FNMADDSD): Ditto.
6709 (IX86_BUILTIN_FNMADDPS): Ditto.
6710 (IX86_BUILTIN_FNMADDPD): Ditto.
6711 (IX86_BUILTIN_FNMSUBSS): Ditto.
6712 (IX86_BUILTIN_FNMSUBSD): Ditto.
6713 (IX86_BUILTIN_FNMSUBPS): Ditto.
6714 (IX86_BUILTIN_FNMSUBPD): Ditto.
6715 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6716 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6717 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6718 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6719 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6720 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6721 (IX86_BUILTIN_PPERM): Ditto.
6722 (IX86_BUILTIN_PERMPS): Ditto.
6723 (IX86_BUILTIN_PERMPD): Ditto.
6724 (IX86_BUILTIN_PMACSSWW): Ditto.
6725 (IX86_BUILTIN_PMACSWW): Ditto.
6726 (IX86_BUILTIN_PMACSSWD): Ditto.
6727 (IX86_BUILTIN_PMACSWD): Ditto.
6728 (IX86_BUILTIN_PMACSSDD): Ditto.
6729 (IX86_BUILTIN_PMACSDD): Ditto.
6730 (IX86_BUILTIN_PMACSSDQL): Ditto.
6731 (IX86_BUILTIN_PMACSSDQH): Ditto.
6732 (IX86_BUILTIN_PMACSDQL): Ditto.
6733 (IX86_BUILTIN_PMACSDQH): Ditto.
6734 (IX86_BUILTIN_PMADCSSWD): Ditto.
6735 (IX86_BUILTIN_PMADCSWD): Ditto.
6736 (IX86_BUILTIN_PHADDBW): Ditto.
6737 (IX86_BUILTIN_PHADDBD): Ditto.
6738 (IX86_BUILTIN_PHADDBQ): Ditto.
6739 (IX86_BUILTIN_PHADDWD): Ditto.
6740 (IX86_BUILTIN_PHADDWQ): Ditto.
6741 (IX86_BUILTIN_PHADDDQ): Ditto.
6742 (IX86_BUILTIN_PHADDUBW): Ditto.
6743 (IX86_BUILTIN_PHADDUBD): Ditto.
6744 (IX86_BUILTIN_PHADDUBQ): Ditto.
6745 (IX86_BUILTIN_PHADDUWD): Ditto.
6746 (IX86_BUILTIN_PHADDUWQ): Ditto.
6747 (IX86_BUILTIN_PHADDUDQ): Ditto.
6748 (IX86_BUILTIN_PHSUBBW): Ditto.
6749 (IX86_BUILTIN_PHSUBWD): Ditto.
6750 (IX86_BUILTIN_PHSUBDQ): Ditto.
6751 (IX86_BUILTIN_PROTB): Ditto.
6752 (IX86_BUILTIN_PROTW): Ditto.
6753 (IX86_BUILTIN_PROTD): Ditto.
6754 (IX86_BUILTIN_PROTQ): Ditto.
6755 (IX86_BUILTIN_PROTB_IMM): Ditto.
6756 (IX86_BUILTIN_PROTW_IMM): Ditto.
6757 (IX86_BUILTIN_PROTD_IMM): Ditto.
6758 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6759 (IX86_BUILTIN_PSHLB): Ditto.
6760 (IX86_BUILTIN_PSHLW): Ditto.
6761 (IX86_BUILTIN_PSHLD): Ditto.
6762 (IX86_BUILTIN_PSHLQ): Ditto.
6763 (IX86_BUILTIN_PSHAB): Ditto.
6764 (IX86_BUILTIN_PSHAW): Ditto.
6765 (IX86_BUILTIN_PSHAD): Ditto.
6766 (IX86_BUILTIN_PSHAQ): Ditto.
6767 (IX86_BUILTIN_FRCZSS): Ditto.
6768 (IX86_BUILTIN_FRCZSD): Ditto.
6769 (IX86_BUILTIN_FRCZPS): Ditto.
6770 (IX86_BUILTIN_FRCZPD): Ditto.
6771 (IX86_BUILTIN_CVTPH2PS): Ditto.
6772 (IX86_BUILTIN_CVTPS2PH): Ditto.
6773 (IX86_BUILTIN_COMEQSS): Ditto.
6774 (IX86_BUILTIN_COMNESS): Ditto.
6775 (IX86_BUILTIN_COMLTSS): Ditto.
6776 (IX86_BUILTIN_COMLESS): Ditto.
6777 (IX86_BUILTIN_COMGTSS): Ditto.
6778 (IX86_BUILTIN_COMGESS): Ditto.
6779 (IX86_BUILTIN_COMUEQSS): Ditto.
6780 (IX86_BUILTIN_COMUNESS): Ditto.
6781 (IX86_BUILTIN_COMULTSS): Ditto.
6782 (IX86_BUILTIN_COMULESS): Ditto.
6783 (IX86_BUILTIN_COMUGTSS): Ditto.
6784 (IX86_BUILTIN_COMUGESS): Ditto.
6785 (IX86_BUILTIN_COMORDSS): Ditto.
6786 (IX86_BUILTIN_COMUNORDSS): Ditto.
6787 (IX86_BUILTIN_COMFALSESS): Ditto.
6788 (IX86_BUILTIN_COMTRUESS): Ditto.
6789 (IX86_BUILTIN_COMEQSD): Ditto.
6790 (IX86_BUILTIN_COMNESD): Ditto.
6791 (IX86_BUILTIN_COMLTSD): Ditto.
6792 (IX86_BUILTIN_COMLESD): Ditto.
6793 (IX86_BUILTIN_COMGTSD): Ditto.
6794 (IX86_BUILTIN_COMGESD): Ditto.
6795 (IX86_BUILTIN_COMUEQSD): Ditto.
6796 (IX86_BUILTIN_COMUNESD): Ditto.
6797 (IX86_BUILTIN_COMULTSD): Ditto.
6798 (IX86_BUILTIN_COMULESD): Ditto.
6799 (IX86_BUILTIN_COMUGTSD): Ditto.
6800 (IX86_BUILTIN_COMUGESD): Ditto.
6801 (IX86_BUILTIN_COMORDSD): Ditto.
6802 (IX86_BUILTIN_COMUNORDSD): Ditto.
6803 (IX86_BUILTIN_COMFALSESD): Ditto.
6804 (IX86_BUILTIN_COMTRUESD): Ditto.
6805 (IX86_BUILTIN_COMEQPS): Ditto.
6806 (IX86_BUILTIN_COMNEPS): Ditto.
6807 (IX86_BUILTIN_COMLTPS): Ditto.
6808 (IX86_BUILTIN_COMLEPS): Ditto.
6809 (IX86_BUILTIN_COMGTPS): Ditto.
6810 (IX86_BUILTIN_COMGEPS): Ditto.
6811 (IX86_BUILTIN_COMUEQPS): Ditto.
6812 (IX86_BUILTIN_COMUNEPS): Ditto.
6813 (IX86_BUILTIN_COMULTPS): Ditto.
6814 (IX86_BUILTIN_COMULEPS): Ditto.
6815 (IX86_BUILTIN_COMUGTPS): Ditto.
6816 (IX86_BUILTIN_COMUGEPS): Ditto.
6817 (IX86_BUILTIN_COMORDPS): Ditto.
6818 (IX86_BUILTIN_COMUNORDPS): Ditto.
6819 (IX86_BUILTIN_COMFALSEPS): Ditto.
6820 (IX86_BUILTIN_COMTRUEPS): Ditto.
6821 (IX86_BUILTIN_COMEQPD): Ditto.
6822 (IX86_BUILTIN_COMNEPD): Ditto.
6823 (IX86_BUILTIN_COMLTPD): Ditto.
6824 (IX86_BUILTIN_COMLEPD): Ditto.
6825 (IX86_BUILTIN_COMGTPD): Ditto.
6826 (IX86_BUILTIN_COMGEPD): Ditto.
6827 (IX86_BUILTIN_COMUEQPD): Ditto.
6828 (IX86_BUILTIN_COMUNEPD): Ditto.
6829 (IX86_BUILTIN_COMULTPD): Ditto.
6830 (IX86_BUILTIN_COMULEPD): Ditto.
6831 (IX86_BUILTIN_COMUGTPD): Ditto.
6832 (IX86_BUILTIN_COMUGEPD): Ditto.
6833 (IX86_BUILTIN_COMORDPD): Ditto.
6834 (IX86_BUILTIN_COMUNORDPD): Ditto.
6835 (IX86_BUILTIN_COMFALSEPD): Ditto.
6836 (IX86_BUILTIN_COMTRUEPD): Ditto.
6837 (IX86_BUILTIN_PCOMEQUB): Ditto.
6838 (IX86_BUILTIN_PCOMNEUB): Ditto.
6839 (IX86_BUILTIN_PCOMLTUB): Ditto.
6840 (IX86_BUILTIN_PCOMLEUB): Ditto.
6841 (IX86_BUILTIN_PCOMGTUB): Ditto.
6842 (IX86_BUILTIN_PCOMGEUB): Ditto.
6843 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6844 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6845 (IX86_BUILTIN_PCOMEQUW): Ditto.
6846 (IX86_BUILTIN_PCOMNEUW): Ditto.
6847 (IX86_BUILTIN_PCOMLTUW): Ditto.
6848 (IX86_BUILTIN_PCOMLEUW): Ditto.
6849 (IX86_BUILTIN_PCOMGTUW): Ditto.
6850 (IX86_BUILTIN_PCOMGEUW): Ditto.
6851 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6852 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6853 (IX86_BUILTIN_PCOMEQUD): Ditto.
6854 (IX86_BUILTIN_PCOMNEUD): Ditto.
6855 (IX86_BUILTIN_PCOMLTUD): Ditto.
6856 (IX86_BUILTIN_PCOMLEUD): Ditto.
6857 (IX86_BUILTIN_PCOMGTUD): Ditto.
6858 (IX86_BUILTIN_PCOMGEUD): Ditto.
6859 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6860 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6861 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6862 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6863 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6864 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6865 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6866 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6867 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6868 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6869 (IX86_BUILTIN_PCOMEQB): Ditto.
6870 (IX86_BUILTIN_PCOMNEB): Ditto.
6871 (IX86_BUILTIN_PCOMLTB): Ditto.
6872 (IX86_BUILTIN_PCOMLEB): Ditto.
6873 (IX86_BUILTIN_PCOMGTB): Ditto.
6874 (IX86_BUILTIN_PCOMGEB): Ditto.
6875 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6876 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6877 (IX86_BUILTIN_PCOMEQW): Ditto.
6878 (IX86_BUILTIN_PCOMNEW): Ditto.
6879 (IX86_BUILTIN_PCOMLTW): Ditto.
6880 (IX86_BUILTIN_PCOMLEW): Ditto.
6881 (IX86_BUILTIN_PCOMGTW): Ditto.
6882 (IX86_BUILTIN_PCOMGEW): Ditto.
6883 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6884 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6885 (IX86_BUILTIN_PCOMEQD): Ditto.
6886 (IX86_BUILTIN_PCOMNED): Ditto.
6887 (IX86_BUILTIN_PCOMLTD): Ditto.
6888 (IX86_BUILTIN_PCOMLED): Ditto.
6889 (IX86_BUILTIN_PCOMGTD): Ditto.
6890 (IX86_BUILTIN_PCOMGED): Ditto.
6891 (IX86_BUILTIN_PCOMFALSED): Ditto.
6892 (IX86_BUILTIN_PCOMTRUED): Ditto.
6893 (IX86_BUILTIN_PCOMEQQ): Ditto.
6894 (IX86_BUILTIN_PCOMNEQ): Ditto.
6895 (IX86_BUILTIN_PCOMLTQ): Ditto.
6896 (IX86_BUILTIN_PCOMLEQ): Ditto.
6897 (IX86_BUILTIN_PCOMGTQ): Ditto.
6898 (IX86_BUILTIN_PCOMGEQ): Ditto.
6899 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6900 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6901 (enum multi_arg_type): New enum for describing the various SSE5
6902 intrinsic argument types.
6903 (bdesc_multi_arg): New table for SSE5 intrinsics.
6904 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6905 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6907 (ix86_expand_builtin): Add SSE5 intrinsic support.
6908 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6909 operand instructions.
6910 (ix86_expand_sse5_multiple_memory): New function to split the
6911 second memory reference from SSE5 instructions.
6912 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6913 (ix86_return_pops_args): Use stdarg_p to determine if the function
6914 has variable arguments.
6915 (ix86_setup_incoming_varargs): Ditto.
6916 (x86_this_parameter): Ditto.
6918 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6920 (ix86_expand_sse5_pack): Ditto.
6921 (ix86_sse5_valid_op_p): Ditto.
6922 (ix86_expand_sse5_multiple_memory): Ditto.
6924 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6925 constant for SSE5 support.
6926 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6927 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6928 (UNSPEC_SSE5_PERMUTE): Ditto.
6929 (UNSPEC_SSE5_ASHIFT): Ditto.
6930 (UNSPEC_SSE5_LSHIFT): Ditto.
6931 (UNSPEC_FRCZ): Ditto.
6932 (UNSPEC_CVTPH2PS): Ditto.
6933 (UNSPEC_CVTPS2PH): Ditto.
6934 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6936 (COM_FALSE_S): Ditto.
6937 (COM_FALSE_P): Ditto.
6938 (COM_TRUE_S): Ditto.
6939 (COM_TRUE_P): Ditto.
6940 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6941 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6943 (memory attribute): Ditto.
6944 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6945 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6946 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6947 (floor<mode>2): Ditto.
6948 (ceil<mode>2): Ditto.
6949 (btrunc<mode>2): Ditto.
6950 (nearbyintdf2): Ditto.
6951 (nearbyintsf2): Ditto.
6952 (sse_setccsf): Disable if SSE5.
6953 (sse_setccdf): Ditto.
6954 (sse5_setcc<mode>): New support for SSE5 conditional move.
6955 (sse5_pcmov_<mode>): Ditto.
6957 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6959 (SSEMODEF2P): Ditto.
6960 (ssemodesuffixf4): New mode attribute for SSE5.
6961 (ssemodesuffixf2s): Ditto.
6962 (ssemodesuffixf2c): Ditto.
6963 (sserotatemax): Ditto.
6964 (ssescalarmode): Ditto.
6965 (sse_maskcmpv4sf3): Disable if SSE5.
6966 (sse_maskcmpv2df3): Ditto.
6967 (sse_vmmaskcmpv4sf3): Ditto.
6968 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6969 (sse5_vmfmadd<mode>4): Ditto.
6970 (sse5_fmsub<mode>4): Ditto.
6971 (sse5_vmfmsub<mode>4): Ditto.
6972 (sse5_fnmadd<mode>4): Ditto.
6973 (sse5_vmfnmadd<mode>4): Ditto.
6974 (sse5_fnmsub<mode>4): Ditto.
6975 (sse5_vmfnmsub<mode>4): Ditto.
6976 (sse5i_fmadd<mode>4): Ditto.
6977 (sse5i_fmsub<mode>4): Ditto.
6978 (sse5i_fnmadd<mode>4): Ditto.
6979 (sse5i_fnmsub<mode>4): Ditto.
6980 (sse5i_vmfmadd<mode>4): Ditto.
6981 (sse5i_vmfmsub<mode>4): Ditto.
6982 (sse5i_vmfnmadd<mode>4): Ditto.
6983 (sse5i_vmfnmsub<mode>4): Ditto.
6984 (mulv16qi3): Add SSE5 support.
6986 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6987 (sse2_mulv4si3): Disable if SSE5.
6988 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6989 (sse4_1_roundps): Ditto.
6990 (sse4_1_roundsd): Ditto.
6991 (sse4_1_roundss): Ditto.
6992 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6994 (sse_maskcmpsf3): Ditto.
6995 (sse_vmmaskcmpv4sf3): Ditto.
6996 (sse2_maskcmpv2df3): Ditto.
6997 (sse2_maskcmpdf3): Ditto.
6998 (sse2_vmmaskcmpv2df3): Ditto.
6999 (sse2_eq<mode>3): Ditto.
7000 (sse2_gt<mode>3): Ditto.
7001 (sse5_pcmov_<mode>): Add SSE5 support.
7002 (vec_unpacku_hi_v16qi): Ditto.
7003 (vec_unpacks_hi_v16qi): Ditto.
7004 (vec_unpacku_lo_v16qi): Ditto.
7005 (vec_unpacks_lo_v16qi): Ditto.
7006 (vec_unpacku_hi_v8hi): Ditto.
7007 (vec_unpacks_hi_v8hi): Ditto.
7008 (vec_unpacku_lo_v8hi): Ditto.
7009 (vec_unpacks_lo_v8hi): Ditto.
7010 (vec_unpacku_hi_v4si): Ditto.
7011 (vec_unpacks_hi_v4si): Ditto.
7012 (vec_unpacku_lo_v4si): Ditto.
7013 (vec_unpacks_lo_v4si): Ditto.
7014 (sse5_pmacsww): New SSE5 intrinsic insn.
7015 (sse5_pmacssww): Ditto.
7016 (sse5_pmacsdd): Ditto.
7017 (sse5_pmacssdd): Ditto.
7018 (sse5_pmacssdql): Ditto.
7019 (sse5_pmacssdqh): Ditto.
7020 (sse5_pmacsdqh): Ditto.
7021 (sse5_pmacsswd): Ditto.
7022 (sse5_pmacswd): Ditto.
7023 (sse5_pmadcsswd): Ditto.
7024 (sse5_pmadcswd): Ditto.
7025 (sse5_pcmov_<move>): Conditional move support on SSE5.
7026 (sse5_phaddbw): New SSE5 intrinsic insn.
7027 (sse5_phaddbd): Ditto.
7028 (sse5_phaddbq): Ditto.
7029 (sse5_phaddwd): Ditto.
7030 (sse5_phaddwq): Ditto.
7031 (sse5_phadddq): Ditto.
7032 (sse5_phaddubw): Ditto.
7033 (sse5_phaddubd): Ditto.
7034 (sse5_phaddubq): Ditto.
7035 (sse5_phadduwd): Ditto.
7036 (sse5_phadduwq): Ditto.
7037 (sse5_phaddudq): Ditto.
7038 (sse5_phsubbw): Ditto.
7039 (sse5_phsubwd): Ditto.
7040 (sse5_phsubdq): Ditto.
7041 (sse5_pperm): Ditto.
7042 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7043 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7044 (sse5_pperm_sign_v8hi_v4si): Ditto.
7045 (sse5_pperm_zero_v8hi_v4si): Ditto.
7046 (sse5_pperm_sign_v4si_v2di): Ditto.
7047 (sse5_pperm_sign_v4si_v2di): Ditto.
7048 (sse5_pperm_pack_v2di_v4si): Ditto.
7049 (sse5_pperm_pack_v4si_v8hi): Ditto.
7050 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7051 (sse5_perm<mode>): New SSE5 intrinsic insn.
7052 (rotl<mode>3): Ditto.
7053 (sse5_rotl<mode>3): Ditto.
7054 (sse5_ashl<mode>3): Ditto.
7055 (sse5_lshl<mode>3): Ditto.
7056 (sse5_frcz<mode>2): Ditto.
7057 (sse5s_frcz<mode>2): Ditto.
7058 (sse5_cvtph2ps): Ditto.
7059 (sse5_cvtps2ph): Ditto.
7060 (sse5_vmmaskcmp<mode>3): Ditto.
7061 (sse5_com_tf<mode>3): Ditto.
7062 (sse5_maskcmp<mode>3): Ditto.
7063 (sse5_maskcmp_uns<mode>3): Ditto.
7064 (sse5_maskcmp_uns2<mode>3): Ditto.
7065 (sse5_pcom_tf<mode>3): Ditto.
7067 * config/i386/predicates.md (sse5_comparison_float_operator):
7068 New predicate to match the comparison operators supported by
7069 the SSE5 com instruction.
7070 (ix86_comparison_int_operator): New predicate to match just the
7071 signed int comparisons.
7072 (ix86_comparison_uns_operator): New predicate to match just the
7073 unsigned int comparisons.
7075 * doc/invoke.texi (-msse5): Add documentation.
7076 (-mfused-madd): Ditto.
7078 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7080 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7082 (x86_64-*-*): Ditto.
7084 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7086 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7087 intrinisics for SSE5.
7089 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7092 * config/i386/mmintrin-common.h: New file, to contain common
7093 instructions between SSE4.1 and SSE5.
7095 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7096 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7097 (gen_regparm_prefix): Ditto.
7099 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7100 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7101 prototype_p to determine if a function is prototyped.
7103 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7105 * c-common.c (c_common_reswords) add the alignof keyword,
7106 with same RID as __alignof and __alignof__
7108 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7110 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7111 * hooks.c (hook_bool_const_int_const_int_true): New function.
7112 * target.h (struct gcc_target): Add can_eliminate field.
7113 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7114 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7115 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7116 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7117 (elim_table): Revise comment.
7118 * system.h (CAN_ELIMINATE): Poison.
7119 * defaults.h (CAN_ELIMINATE): Remove.
7120 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7122 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7123 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7125 (alpha_vms_can_eliminate): Declare as static, change return type to
7127 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7129 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7130 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7131 (arm_can_eliminate): New function.
7133 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7134 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7135 (avr_can_eliminate): Declare as static.
7136 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7138 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7139 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7140 (bfin_can_eliminate): New function.
7142 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7143 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7144 (crx_can_eliminate): New function.
7146 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7147 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7148 (fr30_can_eliminate): New function.
7150 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7151 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7152 (frv_can_eliminate): New function.
7154 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7155 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7156 (h8300_can_eliminate): New function.
7158 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7159 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7160 (i386_can_eliminate): Declare as static, change return type to bool.
7161 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7163 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7164 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7165 (ia64_can_eliminate): New function.
7167 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7168 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7169 (iq2000_can_eliminate): New function.
7171 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7172 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7173 (m32r_can_eliminate): New function.
7175 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7176 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7177 (m68hc11_can_eliminate): New function.
7179 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7180 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7181 (m68k_can_eliminate): New function.
7183 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7184 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7185 (mep_can_eliminate): New function.
7187 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7188 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7189 (mips_can_eliminate): New function.
7191 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7192 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7193 (rs6000_can_eliminate): New function.
7195 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7196 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7197 (s390_can_eliminate): Declare as static.
7198 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7200 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7201 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7202 (score_can_eliminate): New function.
7204 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7205 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7206 (sparc_can_eliminate): Declare as static.
7207 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7209 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7210 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7211 (xstormy16_can_eliminate): New function.
7213 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7214 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7215 (v850_can_eliminate): New function.
7217 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7219 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7220 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7221 (*movdfcc_ext[1234]): Disable for IEEE mode.
7223 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7225 * gimplify.c (prepare_gimple_addressable): New static function.
7226 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7228 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7229 manually fiddling with it.
7231 2009-08-25 Michael Matz <matz@suse.de>
7233 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7234 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7236 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7237 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7238 (do_jump): Split out code for simple binary comparisons into ...
7239 (do_jump_1): ... this, taking the individual operands and code.
7240 Change callers to helper function above accordingly.
7241 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7244 2009-08-25 Michael Matz <matz@suse.de>
7246 * expr.h (struct separate_ops, sepops): New type for passing
7247 around an exploded simple expression.
7248 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7249 Use this structure instead of expression tree.
7250 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7251 expression, only its type.
7252 (expand_vec_cond_expr): Take type and individual operands instead
7254 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7255 expand_vec_shift_expr): Change prototype accordingly.
7256 * tree-vect-stmts.c (vectorizable_condition): Change call of
7257 expand_vec_cond_expr_p to pass only type.
7258 * expr.c (do_store_flags): Change prototype and implementation
7259 to take an exploded expression.
7260 (expand_expr_real_1): New local ops initialized with details
7261 of the full expression. Use it instead of full
7262 expression in calls to do_store_flags, expand_vec_cond_expr,
7263 expand_widen_pattern_expr and expand_vec_shift_expr.
7265 2009-08-25 Michael Matz <matz@suse.de>
7267 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7268 treeop2 initialized with first three operands of the full expression.
7269 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7271 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7273 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7274 (__gthread_objc_condition_allocate): Mark arguments as unused.
7275 (__gthread_objc_condition_deallocate): Likewise.
7276 (__gthread_objc_condition_wait): Likewise.
7277 (__gthread_objc_condition_broadcast): Likewise.
7278 (__gthread_objc_condition_signal): Likewise.
7279 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7280 (__gthread_objc_thread_id): Likewise.
7282 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7285 * tree-pretty-print.c (print_call_name): Print the correct call name
7286 for procedure pointer components.
7288 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7290 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7291 default_promote_function_mode when not VMS.
7293 2009-08-24 Olivier Hainque <hainque@adacore.com>
7295 * convert.c (convert_to_integer): Don't assume an input pointer is
7296 POINTER_SIZE wide. Fetch from the type instead.
7298 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7300 * configure.ac (AC_PREREQ): Bump to 2.64.
7302 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7304 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7305 (process_command): Don't search standard_exec_prefix_1 and
7306 standard_exec_prefix_2.
7308 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7310 * config/arm/arm.c (output_return_instruction): Handle for
7313 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7315 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7317 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7319 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7320 (*arm_movdf_vfp): Likewise.
7322 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7324 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7325 (vashr<mode>3): Rename from ashr<mode>3.
7326 (vlshr<mode>3): Rename from lshr<mode>3.
7328 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7331 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7332 (check_format_info_main): Use scalar_identify_flag.
7333 (check_format_types): Check for scalar size identity if
7334 scalar_identify_flag is set.
7335 (printf_length_specs): Extend by new field.
7336 (asm_fprintf_length_specs): Likewise.
7337 (gcc_diag_length_specs): Likewise.
7338 (scanf_length_specs): Likewise.
7339 (strfmon_length_specs): Likewise.
7340 (gcc_gfc_length_specs): Likewise.
7341 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7342 (ms_printf_flag_specs): Likewise.
7343 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7345 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7348 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7349 (*call_value_pop_1): Ditto.
7350 (*sibcall_pop_1): New insn pattern.
7351 (*sibcall_value_pop_1): Ditto.
7353 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7356 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7359 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7362 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7363 (get_reg_use_in): New function.
7364 (forward_propagate_subreg): Propagate through subreg of zero_extend
7367 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7369 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7370 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7372 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7374 * configure.ac: Remove --with-datarootdir, --with-docdir,
7375 --with-htmldir switches. No need to call AC_SUBST for
7376 datarootdir, docdir, htmldir any more.
7377 * configure: Regenerate.
7378 * doc/install.texi (Configuration): Document --datarootdir,
7379 --docdir, --htmldir, --pdfdir; update documentation for
7380 --infodir, --mandir.
7381 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7384 * aclocal.m4: Regenerate.
7385 * config.in: Regenerate.
7386 * configure: Regenerate.
7388 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7389 Olivier Hainque <hainque@adacore.com>
7391 * config/ia64/ia64.c: Include libfuncs.h.
7392 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7393 (ia64_expand_call): Use reg 25 on VMS.
7394 (ia64_initialize_trampoline): Fix for VMS ABI.
7395 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7396 (ia64_function_arg): Initialize reg 25 on VMS.
7397 Fix OpenVMS ABI issues for varargs.
7398 For OpenVMS, emit the Argument Information register set in the
7399 incoming/sibcall case as well.
7400 (ia64_arg_type): New function.
7401 (ia64_function_arg_advance): Keep track of cum->words.
7402 Fix OpenVMS ABI issues for varargs.
7403 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7404 (ia64_override_options): Set flag_no_common on VMS.
7405 (ia64_init_builtins): Disable FWRITE builtin.
7406 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7407 (ia64_vms_init_libfuncs): Add decc$ routines.
7408 (ia64_vms_valid_pointer_mode): New function.
7409 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7410 (ia64_promote_function_mode): New function
7411 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7412 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7413 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7414 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7415 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7416 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7417 Suppress trailing '#' if VALUE is numeric.
7418 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7419 ia64_promote_function_mode.
7420 (TARGET_VALID_POINTER_MODE): Define.
7422 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7425 * config/rs6000/rs6000.c (rs6000_override_options): Use
7426 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7429 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7430 reporting of vector + decimal/boolean/complex error.
7432 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7434 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7435 __vector double TYPE_DECL.
7437 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7439 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7440 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7441 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7442 to pointer to enum machine_mode. Update all callers as needed.
7444 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7446 * config/alpha/alpha.md (exception_receiver): Emit alternative
7447 GP load sequence if flag_reorder_blocks_and_partition is set.
7448 (*exception_receiver_2): Also enable when
7449 flag_reorder_blocks_and_partition is set.
7451 2009-08-20 Matt Rice <ratmice@gmail.com>
7452 Diego Novillo <dnovillo@google.com>
7454 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7457 2009-08-20 Richard Guenther <rguenther@suse.de>
7459 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7460 * c-tree.h (c_dup_lang_specific_decl): Remove.
7461 (struct lang_decl, struct lang_type): Move definitions ...
7462 * c-lang.h: ... here. New file.
7463 * c-decl.c: Include c-lang.h.
7464 (c_dup_lang_specific_decl): Remove.
7465 * c-typeck.c: Include c-lang.h.
7466 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7467 (c-typeck.o): Likewise.
7468 * c-config-lang.in (gtfiles): Add c-lang.h.
7469 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7472 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7474 * config/alpha/alpha.c (alpha_end_function): Do not clear
7475 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7476 this is now handled in generic code.
7478 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7480 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7481 (s390_z10_fix_long_loop_prediction): New function.
7482 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7483 (s390_reorg): Walk over the INSNs and invoke
7484 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7486 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7488 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7489 "*brx_64bit", "*brx_31bit"): New patterns.
7490 * config/s390/s390.c ('E'): New output modifier.
7492 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7493 Richard Earnshaw <richard.earnshaw@arm.com>
7495 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7496 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7498 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7500 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7502 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7503 for mode mode of operand0 when doing secondary reload for SAR.
7505 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7508 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7509 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7511 2009-08-19 Jason Merrill <jason@redhat.com>
7513 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7514 supported template depth in C++0x.
7516 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7518 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7519 free_after_compilation.
7520 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7521 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7522 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7523 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7524 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7525 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7526 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7528 2009-08-19 Ian Lance Taylor <iant@google.com>
7530 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7531 of (plus (mult (neg B) C) A).
7533 2009-08-18 Michael Matz <matz@suse.de>
7535 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7536 instead of comparing TYPE_MAIN_VARIANT for equality.
7537 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7538 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7539 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7540 * gimplify.c (goa_lhs_expr_p): Ditto and use
7541 STRIP_USELESS_TYPE_CONVERSION.
7543 2009-08-18 Michael Matz <matz@suse.de>
7545 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7546 first field in a struct.
7547 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7549 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7551 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7552 locators before emit_insn is called. Remove assert that
7554 (alpha_end_function): Clear crtl->emit structure and free insn
7555 locators if cfun->is_thunk is true.
7557 2009-08-18 Jason Merrill <jason@redhat.com>
7559 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7561 * configure.ac: Test for it.
7562 * configure, config.in: Regenerate.
7563 * doc/install.texi: Document --enable-gnu-unique-object.
7565 2009-08-18 Richard Guenther <rguenther@suse.de>
7568 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7569 pow(x,y*z) only if x is nonnegative.
7571 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7573 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7577 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7578 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7580 2009-08-17 DJ Delorie <dj@redhat.com>
7582 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7583 * config/m32c/prologue.md (epilogue_freit): New.
7585 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7586 (bank_switch_p): Likewise.
7587 (fast_interrupt_p): Likewise.
7588 (interrupt_p): Likewise.
7589 (m32c_conditional_register_usage): Round memregs size up.
7590 (need_to_save): We only need to save $a0 when we use ENTER.
7591 (interrupt_p): Check for fast_interrupt too.
7592 (bank_switch_p): New.
7593 (fast_interrupt_p): New.
7594 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7595 (m32c_emit_prolog): Support bank switching and fast interrupts.
7596 * doc/extend.texi (Function Attributes): Add bank_switch and
7599 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7601 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7602 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7604 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7606 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7607 (menu): Add IA-64/VMS Options.
7608 (IA-64/VMS Options): Likewise.
7610 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7613 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7615 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7617 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7618 (mips_pop_asm_switch): Likewise.
7619 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7621 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7622 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7623 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7624 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7625 instead of set_noreorder.
7626 (mips_output_function_prologue): Use the new functions.
7627 (mips_output_function_epilogue): Likewise.
7628 (mips_need_noat_wrapper_p): New function, split out from...
7629 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7630 Use mips_push_asm_switch and mips_pop_asm_switch.
7631 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7632 and mips_pop_asm_switch.
7633 (ASM_OUTPUT_REG_POP): Likewise.
7634 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7635 Use mips_pop_asm_switch.
7636 (mips_asm_switch): New structure.
7637 (set_noreorder, set_nomacro): Replace with...
7638 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7639 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7640 instead of set_nomacro.
7641 (fix_truncsfsi2_macro): Likewise.
7642 (cprestore): Likewise.
7643 (hazard): Use mips_noreorder instead of set_noreorder.
7644 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7646 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7648 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7649 from prev_active_insn.
7651 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7653 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7654 * config/avr/avr.c (avr_override_options): Initialize
7655 avr_current_arch variable.
7656 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7657 __AVR_HAVE_16BIT_SP__ according to the device type.
7658 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7660 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7661 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7663 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7666 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7667 generating inlined subroutine die only. We shouldn't be
7668 called for anything else.
7669 (gen_block_die): Don't generate inline subroutine debug info for
7672 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7674 * graphite-poly.c (print_pbb): Print PBB index.
7676 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7679 * graphite-interchange.c (ppl_max_for_le): Moved...
7680 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7681 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7682 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7683 * graphite-ppl.h (ppl_max_for_le): Declared.
7685 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7687 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7688 supported on all platforms.
7689 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7690 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7691 * c-pragma.c: Likewise.
7692 * target-def.h (TARGET_INITIALIZER): Remove
7693 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7694 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7696 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7698 * config/ia64/fde-vms.c: New file.
7699 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7700 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7701 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7702 (uw_frame_state_for): Only register a personality routine if it is
7703 known to be compatible with our expectations.
7704 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7705 Declare unw_table_entry stack variable and
7706 mod all calls to _Unwind_FindTableEntry to add arg.
7707 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7708 (_Unwind_FindTableEntry): Add arg to prototype.
7710 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7712 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7713 field 'signal_pfs_loc'.
7714 (uw_frame_state_for): Remove duplicate code dealing with leaf
7715 procedures without unwind info.
7716 If in the frame after unwinding through a signal handler, restore
7717 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7718 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7719 'pfs_loc' to the AR.PFS location in the signal context; instead
7720 set 'signal_pfs_loc'.
7721 Manually generate the unwind info for the AR.PFS register.
7722 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7723 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7724 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7725 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7726 instead set 'signal_pfs_loc'.
7727 Remove code preventing the AR.PFS register from being restored
7728 from the signal context.
7730 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7731 Tristan Gingold <gingold@adacore.com>
7733 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7734 * config/ia64/t-vms: New file.
7735 * config/ia64/vms64.h: New file.
7736 * config/ia64/vms.h: New file.
7737 * config/ia64/vms-crtinit.asm: New file.
7738 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7739 * config/ia64/vms-unwind.h: New file.
7741 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7743 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7746 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7749 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7751 * real.h (do_mpc_arg2): ... here.
7752 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7755 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7757 * final.c (add_debug_prefix_map): Don't use GC memory for
7758 old_prefix and new_prefix.
7760 2009-08-14 Richard Guenther <rguenther@suse.de>
7762 * ipa-prop.c (compute_complex_pass_through): If we cannot
7763 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7765 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7767 * c-lex.c (c_lex_with_flags): Increase size of local variable
7768 to avoid memory clobber.
7770 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7773 * config/i386/i386.c (ix86_fp_comparison_strategy):
7774 Only enable/disable sahf at function granularity.
7776 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7778 PR rtl-optimization/41064
7779 * reload1.c (reload_as_needed): Don't call extract_insn
7780 for known invalid replacements after calling
7781 validate_replace_rtx_group and verify_changes.
7783 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7786 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7787 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7788 ix86_expand_fp_vcond.
7789 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7790 Assert that operation is supported by ix86_expand_int_vcond.
7791 (vcondu<SSEMODE124C8:mode>): Ditto.
7793 2009-08-13 DJ Delorie <dj@redhat.com>
7795 * config/i386/djgpp-stdint.h: New.
7796 * config.gcc (djgpp): Use it.
7798 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7800 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7801 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7803 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7805 * tree-ssa-loop-prefetch.c
7806 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7807 for long-stride pruning.
7808 (compute_miss_rate): New function to compute the probability
7809 that two memory references access different cache lines.
7811 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7813 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7815 2009-08-13 Richard Guenther <rguenther@suse.de>
7818 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7819 use the constant pointer type.
7820 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7821 of CV qualifiers on the target pointer type.
7822 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7823 conversion check before restrict check.
7825 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7828 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7830 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7832 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7834 2009-08-12 Richard Guenther <rguenther@suse.de>
7836 PR tree-optimization/41011
7837 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7838 and reference constructing.
7840 2009-08-12 Xinliang David Li <davidxl@google.com>
7842 PR tree-optimization/41012
7843 * tree-flow.h : New external interface.
7844 * gimple-low.c (check_call_arg): Change to public function.
7845 Remove argument mismatch check in lowering.
7846 * tree-inline.h (tree_can_inline_p): Interface change.
7847 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7849 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7850 Call change to tree_can_inline_p function.
7851 (cgraph_decide_inlining_incrementally): Ditto.
7853 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7855 PR tree-optimization/41031
7856 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7857 on the partition variable rather than promote_mode on the source
7858 type. Assert that the partition variable's type has the same
7859 mode as the source value's.
7861 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7863 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7864 for for_return == 2.
7865 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7867 * calls.c (expand_call): Fix typo.
7868 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7870 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7872 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7873 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7874 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7875 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7877 2009-08-12 Andrew Haley <aph@redhat.com>
7879 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7881 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7884 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7886 2009-08-12 Richard Guenther <rguenther@suse.de>
7888 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7889 * gimplify.c (gimplify_modify_expr): Do not use
7890 lang_hooks.types_compatible_p.
7891 * tree-ssa.c (useless_type_conversion_p): For aggregates
7892 just return false if the canonical types differ.
7894 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7897 * sese.c (convert_for_phi_arg): New.
7898 (add_guard_exit_phis): Use convert_for_phi_arg.
7900 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7902 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7903 unknown subscript upper bounds.
7905 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7906 Pranav Garg <pranav.garg2107@gmail.com>
7908 * graphite-interchange.c (gather_access_strides): Removed.
7909 (ppl_max_for_le): New.
7910 (build_linearized_memory_access): New.
7911 (memory_stride_in_loop): New.
7912 (pbb_interchange_profitable_p): Reimplemented.
7913 * graphite-ppl.h (ppl_new_id_map): New.
7914 (ppl_interchange): New.
7916 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7918 * graphite-interchange.c (compute_subscript): Removed.
7919 (compute_array_size_cstr): Removed.
7920 (compute_array_size_poly): Removed.
7921 (compute_array_size): Removed.
7922 (gather_access_strides_poly): Removed.
7923 (gather_access_strides): Empty.
7925 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7927 * graphite-dependences.c (dependence_polyhedron_1): Replace
7928 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7929 (graphite_legal_transform_dr): Same.
7930 (graphite_carried_dependence_level_k): Same.
7931 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7932 Initialize PDR_NB_SUBSCRIPTS.
7933 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7935 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7936 (PDR_NB_SUBSCRIPTS): New.
7937 (pdr_nb_subscripts): Removed.
7938 (pdr_dim): Simplified.
7939 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7940 with PDR_NB_SUBSCRIPTS.
7942 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7944 * graphite-interchange.c (compute_array_size): Remove use of
7946 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7947 Do not initialize PDR_DATA_CONTAINER.
7948 (print_pdr): Do not print PDR_DATA_CONTAINER.
7949 * graphite-poly.h (struct poly_dr): Remove data_container field.
7950 (PDR_DATA_CONTAINER): Removed.
7951 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7953 (build_poly_dr): Same.
7955 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7956 Sebastian Pop <sebastian.pop@amd.com>
7958 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7959 copy of the dependence polyhedron. Free the temporary objects.
7960 (graphite_carried_dependence_level_k): Free unused objects before
7963 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7965 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7966 Early return without analyzing the data dependences if no
7967 transform has been done. Call restore_scattering if the transform
7969 (graphite-interchange.c): Same.
7970 * graphite-poly.c (print_scattering_function): Test for
7972 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7973 (apply_poly_transforms): Do not gcc_assert that
7974 the transform is legal.
7975 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7976 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7977 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7978 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7979 * graphite-poly.h (struct poly_scattering): New.
7980 (struct poly_bb): Add original, transformed, and saved fields.
7981 Remove transformed_scattering, original_scattering,
7982 nb_local_variables and nb_scattering_transform fields.
7983 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7984 (poly_scattering_new): New.
7985 (poly_scattering_free): New.
7986 (poly_scattering_copy): New.
7987 (store_scattering_pbb): New.
7988 (store_scattering): New.
7989 (restore_scattering_pbb): New.
7990 (restore_scattering): New.
7991 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7992 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7994 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7996 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7999 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8001 * Makefile.in (graphite.o): Depends on PREDICT_H.
8002 * graphite.c: Include predict.h.
8003 (graphite_finalize): Call tree_estimate_probability.
8004 * predict.c (predict_loops): Do not call scev_initialize and
8006 (tree_estimate_probability_bb): New.
8007 (tree_estimate_probability): Do not initialize loops: move that
8008 code to the driver. Call tree_estimate_probability_bb.
8009 (tree_estimate_probability_driver): New.
8010 (pass_profile): Use tree_estimate_probability_driver.
8011 * predict.h (tree_estimate_probability): Declared.
8013 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8015 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8016 * graphite-dependences.c (graphite_legal_transform): Add time to
8017 TV_GRAPHITE_DATA_DEPS.
8018 (dependency_between_pbbs_p): Same.
8019 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8021 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8023 PR rtl-optimization/41033
8024 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8025 aliasing is disabled.
8027 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8029 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8030 si_mask_operand, and_load_operand, low_bitmask_operand,
8031 and_reg_operand, and_operand): New predicates.
8032 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8033 * config/mips/mips.c (and_operands_ok): New function.
8034 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8035 * config/mips/mips.md (move_type): Add ext_ins and logical.
8036 (type): Handle them.
8037 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8038 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8039 shift_shift. Remove commutative constraint modifier.
8040 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8042 (*clear_upper32_dext): Remove define_insn_and_split.
8043 (*clear_upper32): Turn this define_insn_and_split ...
8044 (splitter for ANDing register with 0xffff_ffff): .. into this.
8046 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8048 * combine.c (try_widen_shift_mode): Factor out code to check if an
8049 integer constant is a low-order bitmask from here ...
8050 * rtlanal.c (low_bitmask_len): ... to here.
8051 * rtl.h (low_bitmask_len): Declare.
8053 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8056 * config/alpha/alpha.md (addsi3): Remove expander.
8057 (addsi3): Rename from *addsi3_internal insn pattern.
8058 (subsi3): Remove expander.
8059 (subsi3): Rename from *subsi3_internal insn pattern.
8061 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8063 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8066 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8067 Eric Botcazou <botcazou@adacore.com>
8068 Douglas B Rupp <rupp@gnat.com>
8070 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8071 that records that fit in 64 bits are returned by immediate value,
8072 as required by OpenVMS Calling Standard.
8073 (function_value): Adjust for above modification.
8074 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8075 virtual_incoming_args_rtx as base object, not next_arg.
8076 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8078 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8080 * reload.c (find_reloads_subreg_address): Check the original
8081 req_equiv_mem address to detect the case where an address is
8082 not valid in the outer mode.
8084 2009-08-11 Richard Guenther <rguenther@suse.de>
8087 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8089 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8091 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8092 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8094 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8095 Douglas B Rupp <rupp@gnat.com>
8097 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8098 PT_STACK when frame_pointer_needed on OpenVMS.
8099 (alpha_pv_save_size, alpha_using_fp): Remove.
8100 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8101 with proper processing for PT_NULL.
8102 (alpha_vms_initial_elimination_offset): New function. Support for
8103 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8104 (alpha_sa_size): Force procedure type to PT_STACK when
8105 frame_pointer_needed on OpenVMS.
8106 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8107 (alpha_using_fp): Likewise.
8108 (alpha_vms_can_eliminate): Add prototype.
8109 (alpha_vms_initial_elimination_offset): Likewise.
8110 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8111 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8113 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8114 Douglas B Rupp <rupp@gnat.com>
8116 * config/alpha/alpha.c (common_object_handler): New function.
8117 (vms_attribute_table): Declare a single attribute "common_object".
8118 (vms_output_aligned_decl_common): New global function.
8119 (SECTION_VMS_OVERLAY): Delete.
8120 (SECTION_VMS_GLOBAL): Likewise.
8121 (SECTION_VMS_INITIALIZE): Likewise.
8122 (vms_asm_named_section): Remove support for above flags.
8123 (vms_section_type_flags): Delete.
8124 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8125 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8126 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8127 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8129 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8132 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8133 (sub_ddmmss): Likewise.
8135 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8138 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8141 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8144 * reload1.c (reload_as_needed): Use cancel_changes to completely
8145 undo a failed replacement attempt.
8147 2009-08-10 Richard Guenther <rguenther@suse.de>
8150 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8151 (useless_type_conversion_p): ... here. Require pointer targets
8154 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8157 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8158 loose the original type of the statement list.
8160 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8162 * config/alpha/alpha.c: Include libfuncs.h
8163 (avms_asm_output_extern): New function.
8164 (alpha_init_libfuncs): Init some decc libfuncs.
8165 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8166 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8167 (DO_CRTL_NAMES): Define.
8169 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8170 (LONG_TYPE_SIZE): Define.
8171 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8172 (SUBTARGET_SWITCHES): Define malloc64 switch.
8173 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8174 (MASK_RETURN_ADDR): Define.
8175 doc/invoke.texi (mmalloc64): Document switch.
8177 2009-08-09 Olivier Hainque <hainque@adacore.com>
8178 Douglas B Rupp <rupp@gnat.com>
8180 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8181 uses_condition_handler.
8182 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8183 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8184 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8185 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8186 (code_for_builtin): New insn codes for the new alpha_builtins.
8187 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8188 (alpha_sa_size): Account for uses_condition_handler.
8189 (alpha_expand_prologue): Likewise.
8190 (alpha_start_function): Likewise.
8191 (alpha_expand_epilogue): Likewise.
8192 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8193 establish/revert expanders.
8194 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8195 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8196 New expander, resorting to the alpha.c associated function.
8197 (builtin_revert_vms_condition_handler): Likewise.
8198 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8199 __gcc_shell_handler, the static VMS condition handler used as
8200 an indirection wrapper to the current dynamically established
8202 * config/alpha/vms-unwind.h: Complete rewrite.
8203 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8204 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8206 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8207 Douglas B Rupp <rupp@gnat.com>
8209 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8210 (alpha_need_linkage): Handle aliases. Return function symbol.
8211 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8212 Use ultimate alias target for the linkage name.
8213 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8214 by alpha_need_linkage for the function symbol.
8215 (setmemdi): Likewise.
8217 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8219 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8220 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8221 (ASM_WEAKEN_LABEL): Define.
8222 (CRT_CALL_STATIC_FUNCTION): Define.
8223 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8224 (ENDFILE_SPEC): Define.
8225 (INIT_SECTION_ASM_OP): Define.
8226 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8227 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8229 (MULTILIB_OSDIRNAMES): Define.
8230 (shlib_version): Define.
8231 (SHLIB_EXT): Define.
8232 (SHLIB_OBJS): Define.
8233 (SHLIB_NAME): Define.
8234 (SHLIB_MULTILIB): Define.
8235 (SHLIB_INSTALL): Define.
8236 (SHLIB_SYMVEC): Define.
8237 (SHLIB_SYMVECX2): Define.
8238 (SHLIB_LINK): Define.
8240 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8242 * config/alpha/alpha.c (alpha_initialize_trampoline):
8243 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8244 (alpha_start_function): Emit transfer address on nested functions
8245 for VMS trampoline call.
8246 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8247 since no longer used.
8248 * config/alpha/vms-tramp.asm: Remove.
8249 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8250 since now only data initialized at runtime.
8252 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8254 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8255 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8256 (MD_EXEC_PREFIX): Remove, no longer used.
8257 (MD_STARTFILE_PREFIX): Likewise.
8258 (INCLUDE_DEFAULTS): Likewise.
8259 * config/alpha/t-vms:
8260 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8262 2009-08-09 Richard Guenther <rguenther@suse.de>
8264 PR tree-optimization/41016
8265 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8266 (operand_precision): Remove.
8267 (integral_operand_p): Likewise.
8268 (recognize_single_bit_test): Adjust.
8270 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8272 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8273 operation overflows. Likewise non-cast unary arithmetic.
8274 If one arm of a conditional expression is always taken,
8275 inhibit evaluation warnings for the other arm. Likewise inhibit
8276 evaluation warnings for the second && or || operand if the first
8277 operand is enough to determine the result.
8278 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8280 (build_binary_op): Prevent duplicate evaluation warnings.
8282 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8284 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8285 and destination have different modes, Use promote_mode to
8286 determine the signedness of the conversion. Assert that the
8287 promoted source mode matches the destination mode. Don't pass
8288 the destination and destination mode to expand_expr if the source
8289 mode is different. Simplify conversion logic.
8291 2009-08-09 Ira Rosen <irar@il.ibm.com>
8293 PR tree-optimization/41008
8294 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8295 from condition only in case it's a comparison. Adjust checks.
8297 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8299 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8300 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8301 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8302 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8303 (dump_cand): Handle them.
8304 (struct iv_cand): New members COST_STEP and AINC_USE.
8305 (stmt_after_increment): Likewise.
8306 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8307 callers changed. Use gimple_uid comparison instead of scanning.
8308 (add_candidate_1): When looking for identical candidates, take
8309 AINC_USE into account. Set it for new candidates.
8310 (force_expr_to_var_cost): Cast target_spill_cost to int.
8311 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8312 All callers changed. Check for availability of autoinc addressing
8313 modes, both in general for a given mode, and in the specific use case.
8314 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8316 (get_computation_cost): Likewise.
8317 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8318 add_autoinc_candidates): New static functions.
8319 (add_candidate): Call add_autoinc_candidates for candidates based on
8321 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8322 (determine_use_iv_cost_address): If we have an autoinc candidate at
8323 the matching use, verify autoinc is possible and subtract the cost
8324 of the candidate's step from the cost.
8325 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8326 member of the candidate.
8327 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8328 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8330 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8332 * config.build (ia64-hp-*vms*): New target.
8333 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8335 * config.gcc (ia64-hp-*vms*): New target.
8336 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8338 * config.host (ia64-hp-*vms*): New target.
8339 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8342 2009-08-08 Richard Guenther <rguenther@suse.de>
8344 PR tree-optimization/40991
8345 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8347 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8349 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8350 mode check. Do truncations in an integer mode.
8351 (force_to_mode): Handle subregs for all mode types. Only do
8352 arithmetic simplifications on integer modes.
8354 2009-08-07 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/40999
8357 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8358 (maybe_fold_reference): Lookup constant initializers.
8359 (fold_gimple_assign): Likewise.
8361 2009-08-07 Richard Guenther <rguenther@suse.de>
8363 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8364 that require structural equality defer to the langhook.
8366 2009-08-07 Martin Jambor <mjambor@suse.cz>
8368 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8370 (struct ipa_pass_through_data): New type.
8371 (struct ipa_ancestor_jf_data): New type.
8372 (union jump_func_value): Removed field formal_id, added fields
8373 pass_through and ancestor.
8374 (struct ipa_param_call_note): Changed type of formal_id to int from
8376 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8377 operations jump functions and ancestor jump functions.
8378 (compute_complex_pass_through): New function.
8379 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8380 reflect changes in the jump function strucutre.
8381 (update_jump_functions_after_inlining): Ignore complex pass-through
8382 and ancestor jump functions.
8383 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8384 polynomial pass-through with operation jump functions.
8386 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8388 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8389 fde->dw_fde_begin as begin label instead of hot/cold label.
8390 Use LLSDAC label instead of LLSDA for second section lsda.
8391 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8392 label instead of LLSDA if it is true.
8393 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8395 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8396 SECTION argument. Use it as index into crtl->eh.call_site_record
8398 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8399 use it to determine how to print table entries instead of using
8400 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8401 label instead of normal begin label as base.
8402 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8403 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8404 ensure no EH range spans between sections and that landing pads
8405 are always in the corresponding section.
8406 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8407 for crtl->eh.call_site_record being an array rather than scalar.
8408 (output_one_function_exception_table): New function, copied
8409 from output_function_exception_table. Adjust
8410 dw2_size_of_call_site_table, dw2_output_call_site_table
8411 callers. For SECOND section use *C suffixed labels.
8412 (output_function_exception_table): Call
8413 output_one_function_exception_table and, when doing hot/cold
8414 partitioning, also another time for the second section.
8415 * opts.c: Include except.h.
8416 (decode_options): Allow -freorder-blocks-and-partition with
8417 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8418 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8419 * function.h (struct rtl_eh): Change call_site_record from
8420 scalar into array of 2 elements.
8422 2009-08-07 Martin Jambor <mjambor@suse.cz>
8424 * ipa-prop.c (count_formal_params_1): New function.
8425 (ipa_get_vector_of_formal_parms): New function.
8426 (get_vector_of_formal_parm_types): New function.
8427 (ipa_modify_formal_parameters): New function.
8428 (ipa_modify_call_arguments): New function.
8429 (index_in_adjustments_multiple_times_p): New function.
8430 (ipa_combine_adjustments): New function.
8431 (ipa_dump_param_adjustments): New function.
8432 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8433 (ipa_get_vector_of_formal_parms): Declare.
8434 (ipa_modify_formal_parameters): Declare.
8435 (ipa_modify_call_arguments): Declare.
8436 (ipa_combine_adjustments): Declare.
8437 (ipa_dump_param_adjustments): Declare.
8438 (build_ref_for_offset): Declare.
8439 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8440 * tree-sra.c: Include ipa-prop.c.
8441 (build_ref_for_offset): Make public.
8443 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8445 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8447 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8449 * gcc/doc/extend.texi (__builtin_extract_return_address)
8450 (__builtin_frob_return_address): Document.
8452 2009-08-06 Paul Brook <paul@codesourcery.com>
8454 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8455 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8456 implementation on ARMv6-M.
8458 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8460 * doc/extend.texi (pcs): Document new attribute for ARM.
8462 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8464 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8467 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8469 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8472 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8474 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8476 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8478 Merge ARM/hard_vfp_branch to trunk.
8480 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8482 * arm.c (libcall_eq): New function.
8483 (libcall_hash): New function.
8484 (add_libcall): New function.
8485 (arm_libcall_uses_aapcs_base): New function.
8486 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8487 libcalls using the base PCS.
8488 (arm_init_cumulative_args): Likewise.
8490 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8492 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8493 Use base ABI for conversion libfuncs between HFmode and SFmode.
8495 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8497 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8498 V4SImode as representatives of all 64-bit and 128-bit vector
8499 types. Allow vector types without vector modes.
8500 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8501 without vector modes like BLKmode.
8502 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8503 BLKmode. Avoid unsupported vector modes or TImode moves for
8505 (aapcs_vfp_allocate_return_reg): Likewise.
8506 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8507 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8509 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8511 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8512 (arm_get_pcs_model): Pass attribute arguments to
8513 arm_pcs_from_attribute.
8514 (arm_init_cumulative_args): Use base AAPCS for conversions from
8515 floating-point types to DImode.
8516 (arm_attribute_table): Add pcs attribute.
8517 (arm_handle_pcs_attribute): New.
8518 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8519 conversions from floating-point types to DImode, also declare them
8520 to use base AAPCS and declare functions they call to use base
8521 AAPCS and their RTABI names.
8523 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8525 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8526 -mfloat-abi=hard not being supported for VFP.
8528 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8530 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8531 SYMBOL_REF to hard_libcall_value.
8533 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8534 Richard Earnshaw <rearnsha@arm.com>
8536 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8537 has been put on the stack, all remaining co-processory arguments for
8538 that co-processor also go on the stack.
8540 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8542 * config/arm/arm.c (arm_return_in_memory): Handle returning
8543 vectors of suitable size in registers also for AAPCS case.
8545 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8547 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8549 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8551 ARM Hard-VFP calling convention
8552 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8553 * target.h (gcc_target): Add libcall_value to table of call hooks.
8554 * targhooks.h (default_libcall_value): Default implementation.
8555 * targhooks.c (default_libcall_value): Likewise.
8556 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8557 * optabs.c (expand_unop): Use it.
8558 * expr.h (hard_libcall_value): Pass the function RTX through.
8559 * calls.c (emit_library_call_value_1): Update call to
8561 * explow.c (hard_libcall_value): Use new target hook.
8562 * testsuite/lib/target-supports.exp
8563 (check_effective_target_arm_hard_vfp_ok): New hook.
8564 (check_effective_target_arm_neon_ok): Improve test for neon
8566 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8567 * config/arm/arm.c: Include cgraph.h
8568 (TARGET_FUNCTION_VALUE): Override default hook.
8569 (arm_pcs_default): New variable.
8570 (arm_override_options): Don't fault hard calling convention with VFP.
8571 Add support for AAPCS variants.
8572 (arm_function_value): Make static. Handle AAPCS variants.
8573 (arm_libcall_value): New function.
8574 (arm_apply_result_size): Handle VFP registers in results.
8575 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8577 (pcs_attribute_args): New variable.
8578 (arm_pcs_from_attribute): New function.
8579 (arm_get_pcs_model): New function.
8580 (aapcs_vfp_cum_init): New function.
8581 (aapcs_vfp_sub_candidate): New function.
8582 (aapcs_vfp_is_return_candidate): New function.
8583 (aapcs_vfp_is_call_candidate): New function.
8584 (aapcs_vfp_allocate): New function.
8585 (aapcs_vfp_allocate_return_reg): New function.
8586 (aapcs_vfp_advance): New function.
8587 (aapcs_cp_arg_layout): New variable.
8588 (aapcs_select_call_coproc): New function.
8589 (aapcs_select_return_coproc): New function.
8590 (aapcs_allocate_return_reg): New function.
8591 (aapcs_libcall_value): New function.
8592 (aapcs_layout_arg): New function.
8593 (arm_init_cumulative_args): Initialize AAPCS args data.
8594 (arm_function_arg): Handle AAPCS variants using new interface.
8595 (arm_arg_parital_bytes): Likewise.
8596 (arm_function_arg_advance): New function.
8597 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8598 calling conventions.
8599 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8600 * arm.h (NUM_VFP_ARG_REGS): Define.
8601 (LIBCALL_VALUE): Update.
8602 (FUNCTION_VALUE): Delete.
8603 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8604 (arm_pcs): New enum.
8605 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8606 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8607 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8608 * arm-protos.h (arm_function_arg_advance): Add.
8609 (aapcs_libcall_value): Add.
8610 (arm_function_value): Delete.
8612 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8613 H.J. Lu <hongjiu.lu@intel.com>
8616 * config/i386/i386.c (standard_sse_mode_p): Remove.
8617 (standard_sse_constant_p): Return 2 for integer mode
8618 vector_all_ones_operand when SSE2 is enabled.
8619 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8620 (ix86_expand_vector_move): Do not check for negative values from
8621 standard_sse_constant_p.
8623 2009-08-06 Richard Guenther <rguenther@suse.de>
8625 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8626 array type comparisons frontend independent.
8627 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8628 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8629 out array reference lower bound and element size operands.
8630 (ao_ref_init_from_vn_reference): Properly compute the offset
8631 for ARRAY_RANGE_REF.
8632 (vn_reference_fold_indirect): Fill out array reference lower
8633 bound and element size operands.
8634 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8635 a non gimple valued reference operand which can happen for
8636 array reference lower bound or element size.
8637 (create_component_ref_by_pieces_1): Properly generate the
8638 element size operand for array references.
8640 2009-08-06 Richard Guenther <rguenther@suse.de>
8642 PR tree-optimization/40964
8643 * tree.c (iterative_hash_host_wide_int): Export.
8644 * tree.h (iterative_hash_host_wide_int): Declare.
8645 * tree-ssa-structalias.c (heapvar_map): New struct.
8646 (heapvar_map_eq): New function.
8647 (heapvar_map_hash): Likewise.
8648 (heapvar_lookup): Adjust.
8649 (heapvar_insert): Likewise.
8650 (make_constraint_from_heapvar): Allow multiple heap variables
8651 per decl at different offsets.
8652 (init_alias_heapvars): Adjust.
8654 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8656 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8657 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8658 trailing sync if TARGET_SYNC_AFTER_SC.
8660 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8662 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8663 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8664 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8665 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8666 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8667 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8668 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8669 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8670 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8671 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8672 the prototype declaration match the definition.
8673 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8674 instructions explicitly. Add barrier_before and operands
8676 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8677 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8678 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8679 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8680 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8681 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8683 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8685 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8687 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8688 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8691 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8694 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8696 PR rtl-optimization/40924
8697 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8698 make sure canon_rtx (mem_address) isn't simpler than
8699 canon_rtx (expanded_mem_address).
8701 2009-08-05 Li Feng <nemokingdom@gmail.com>
8703 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8705 (build_scop_drs): Build alias set for each SCoP.
8707 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8709 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8710 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8711 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8712 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8713 (BASE_DRIVER_SELF_SPECS): Likewise.
8715 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8717 * tree-ssa-alias.c: Fix some comment typos.
8719 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8721 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8722 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8724 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8727 * simplify-rtx.c (simplify_binary_operation_1): Disable
8728 simplifications for decimal float operations.
8730 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8733 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8734 operand of INDIRECT_REF.
8736 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8738 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8739 constants referencing TLS symbols.
8741 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8743 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8744 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8746 2009-08-03 Richard Guenther <rguenther@suse.de>
8748 * tree.c (make_vector_type): Build a main variant first,
8749 get the canonical one and then build the variant.
8750 * tree-ssa.c (useless_type_conversion_p_1): Handle
8752 (useless_type_conversion_p): Conversions to pointers to
8753 incomplete record types are useless.
8755 2009-08-03 Richard Guenther <rguenther@suse.de>
8757 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8758 file will be created.
8759 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8760 * toplev.c (compile_file): Adjust comment.
8762 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8764 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8765 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8766 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8767 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8768 (sh_promote_function_mode): Fix typo.
8770 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8772 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8774 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8776 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8777 declaration arguments.
8779 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8781 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8782 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8783 (ix86_split_ashl): Ditto.
8784 (ix86_expand_vector_init_one_nonzero): Ditto.
8785 (ix86_expand_vector_set): Ditto.
8786 (ix86_expand_reduc_v4sf): Ditto.
8788 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8790 * explow.c (promote_function_mode): Remove assert.
8791 * config/sh/sh.c (sh_promote_function_mode): Declare.
8793 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8795 * config/pa/pa.c (pa_promote_function_mode): Declare.
8796 Change to static. Fix promote_mode call.
8798 * gthr-dce.h (CONST_CAST2): Define if not defined.
8799 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8801 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8803 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8805 * expr.c (store_constructor): Use promote_decl_mode. Remove
8806 now write-only variable unsignedp.
8807 (expand_expr_real_1): Use promote_decl_mode.
8808 * expr.h (promote_function_mode, promote_decl_mode): New.
8809 (promote_mode): Remove last argument.
8810 * function.c (assign_temp): Drop last argument of promote_mode.
8811 (assign_parm_find_data_types): Use promote_function_mode.
8812 (assign_parm_setup_reg): Likewise.
8813 (expand_function_end): Use promote_function_mode.
8814 * calls.c (initialize_argument_information): Use promote_function_mode.
8815 (precompute_arguments): Use promote_mode instead of checking if
8816 only PROMOTE_FUNCTION_MODE is defined.
8817 (expand_call): When making sibcall decisions, use promote_function_mode.
8818 Below, remove an if for targetm.calls.promote_function_return and
8819 and use promote_function_mode.
8820 (emit_library_call_value_1): Use promote_function_mode, fix bug
8821 where promote_mode was passed FOR_CALL == 0 for a return value in an
8823 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8824 * explow.c (promote_function_mode, promote_decl_mode): New.
8825 (promote_mode): Keep only the FOR_CALL == 0 case.
8826 * combine.c (setup_incoming_promotion): Remove test of
8827 promote_function_args. Use promote_function_mode.
8828 * stmt.c (expand_value_return): Use promote_decl_mode.
8829 (expand_decl): Use promote_decl_mode.
8831 * expr.c (store_constructor): Use promote_decl_mode. Remove
8832 now write-only variable unsignedp.
8833 (expand_expr_real_1): Use promote_decl_mode.
8834 * expr.h (promote_function_mode, promote_decl_mode): New.
8835 (promote_mode): Remove last argument.
8836 * function.c (assign_temp): Drop last argument of promote_mode.
8837 (assign_parm_find_data_types): Use promote_function_mode.
8838 (assign_parm_setup_reg): Likewise.
8839 (expand_function_end): Use promote_function_mode.
8840 * calls.c (initialize_argument_information): Use promote_function_mode.
8841 (precompute_arguments): Use promote_mode instead of checking if
8842 only PROMOTE_FUNCTION_MODE is defined.
8843 (expand_call): When making sibcall decisions, use promote_function_mode.
8844 Below, remove an if for targetm.calls.promote_function_return and
8845 and use promote_function_mode.
8846 (emit_library_call_value_1): Use promote_function_mode, fix bug
8847 where promote_mode was passed FOR_CALL == 0 for a return value in an
8849 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8850 * explow.c (promote_function_mode, promote_decl_mode): New.
8851 (promote_mode): Keep only the FOR_CALL == 0 case.
8852 * combine.c (setup_incoming_promotion): Remove test of
8853 promote_function_args. Use promote_function_mode.
8854 * stmt.c (expand_value_return): Use promote_decl_mode.
8855 (expand_decl): Use promote_decl_mode.
8857 * explow.c (promote_function_mode): Just call the target hook.
8858 * targhooks.c (default_promote_function_mode,
8859 default_promote_function_mode_always_promote): New.
8860 * targhooks.h (default_promote_function_mode,
8861 default_promote_function_mode_always_promote): Declare.
8862 * target.h (promote_function_args, promote_function_return): Remove.
8863 (promote_function_mode): New.
8864 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8865 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8866 (TARGET_PROMOTE_FUNCTION_MODE): New.
8867 (TARGET_CALLS): Adjust.
8868 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8869 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8871 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8872 * config/s390/s390.c (s390_promote_function_mode): ... here,
8873 with pointer handling.
8874 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8875 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8877 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8878 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8879 with pointer handling.
8880 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8881 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8883 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8884 * config/sh/sh.c (sh_promote_function_mode): New.
8885 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8886 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8888 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8889 * config/cris/cris.c (cris_promote_function_mode): ... here.
8890 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8891 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8893 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8894 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8895 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8896 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8898 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8899 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8900 complex type handling.
8901 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8902 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8904 * config/pa/pa.c (pa_promote_function_mode): New.
8905 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8906 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8908 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8909 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8910 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8911 * config/xtensa/xtensa.c: Likewise.
8912 * config/stormy16/stormy16.c: Likewise.
8913 * config/iq2000/iq2000.c: Likewise.
8914 * config/rs6000/rs6000.c: Likewise.
8915 * config/picochip/picochip.c: Likewise.
8916 * config/arc/arc.c: Likewise.
8917 * config/mcore/mcore.c: Likewise.
8918 * config/score/score.c: Likewise.
8919 * config/mips/mips.c: Likewise.
8920 * config/bfin/bfin.c: Likewise.
8921 * config/ia64/ia64.c: Likewise (disabled though).
8923 * config/frv/frv.h: Remove pointless remark.
8925 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8926 TARGET_PROMOTE_FUNCTION_ARGS,
8927 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8928 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8930 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8932 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8933 -floop-parallelize-all.
8934 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8935 flag_loop_parallelize_all.
8936 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8937 * graphite.c (graphite_transform_loops): Same.
8939 * graphite-poly.c (apply_poly_transforms): Same.
8941 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8943 PR tree-optimization/40914
8944 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8945 if set, then check the delta field of the PMF record.
8946 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8947 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8948 call is stored in the delta.
8950 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8952 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8954 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/bsd.h (ASM_BYTE): New define.
8957 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8958 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8959 .byte. Use fputs or putc instead of fprintf where appropriate.
8960 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8961 fputs or putc instead of fprintf where appropriate.
8962 * config/i386/i386elf.h: Ditto.
8963 * config/i386/sysv4.h: Ditto.
8965 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8966 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8967 (*tls_global_dynamic_64): Ditto.
8969 2009-07-31 Christian Bruel <christian.bruel@st.com>
8971 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8973 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8975 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8976 Remove dead code for MINUS.
8978 2009-07-31 Anthony Green <green@moxielogic.com>
8980 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8982 (moxie_expand_epilogue): Ditto for epilogue.
8983 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8985 (moxie_function_arg): Ditto.
8986 (moxie_pass_by_reference): Ditto.
8987 (moxie_arg_partial_bytes): Ditto.
8988 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8989 (FUNCTION_ARG_ADVANCE) Ditto.
8990 (REG_PARM_STACK_SPACE) Ditto.
8991 (FUNCTION_ARG_REGNO_P) Dito.
8993 * config.gcc: Add moxie linux config support.
8994 * gcc/config/moxie/uclinux.h: New file.
8996 2009-07-31 DJ Delorie <dj@redhat.com>
8998 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8999 (UNSPECV_SP_SWITCH_E): New.
9000 (sp_switch_1): Change to an unspec.
9001 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9003 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9004 reference the new stack's address
9006 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9008 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9009 graphite-clast-to-gimple.o, graphite-dependences.o,
9010 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9011 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9012 (graphite-blocking.o,
9013 graphite-clast-to-gimple.o, graphite-dependences.o,
9014 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9015 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9016 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9017 * cfgloop.h (struct loop): Add can_be_parallel field.
9018 * common.opt (fgraphite-identity): Moved up.
9019 (fgraphite-force-parallel): New flag.
9020 * graphite.c: Rewrite.
9021 * graphite.h: Rewrite.
9022 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9024 * toplev.c (graphite_out_file): New file descriptor.
9025 (graphite_in_file): New.
9026 (process_options): flag_graphite_force_parallel cannot be used without
9028 * tree-ssa-loop.c: Include toplev.h.
9029 (gate_graphite_transforms): Enable flag_graphite for
9030 flag_graphite_force_parallel.
9032 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9034 * ChangeLog.graphite: New.
9035 * graphite-blocking.c: New.
9036 * graphite-clast-to-gimple.c: New.
9037 * graphite-clast-to-gimple.h: New.
9038 * graphite-dependences.c: New.
9039 * graphite-dependences.h: New.
9040 * graphite-interchange.c: New.
9041 * graphite-poly.c: New.
9042 * graphite-poly.h: New.
9043 * graphite-ppl.c: New.
9044 * graphite-ppl.h: New.
9045 * graphite-scop-detection.c: New.
9046 * graphite-scop-detection.h: New.
9047 * graphite-sese-to-poly.c: New.
9048 * graphite-sese-to-poly.h: New.
9052 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9054 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9055 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9057 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9059 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9060 (scev_is_linear_expression): Return false if the evolution is not
9061 affine multivariate.
9063 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9065 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9066 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9068 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9070 * tree-data-ref.c (debug_data_references): New.
9071 (debug_data_reference): New.
9072 * tree-data-ref.h (debug_data_references): Declared.
9073 (debug_data_reference): Declared.
9075 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9077 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9078 * tree-data-ref.h (scop_p): Removed.
9079 (struct data_reference): Remove field scop.
9081 (stmt_simple_memref_p): Removed.
9083 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9085 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9086 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9089 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9091 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9093 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9095 * doc/invoke.texi (-fgraphite-identity): Documented.
9097 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9099 * tree-scalar-evolution.c: Fix comment.
9100 (instantiate_scev_1): Return unknow from scev instantiation if the
9101 result is not above instantiate_below.
9103 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9105 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9106 static anymore. Instantiate the symbols that may have been introduced
9108 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9111 2009-07-30 DJ Delorie <dj@redhat.com>
9113 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9114 .vliw directive to VLIW sections.
9116 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9118 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9120 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9121 (AUTOHEADER): New variable.
9122 ($(srcdir)/cstamp-h.in): Use it.
9124 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9125 Pat Haugen <pthaugen@us.ibm.com>
9126 Revital Eres <ERES@il.ibm.com>
9128 * config/rs6000/vector.md (VEC_F): Add VSX support.
9132 (vector_load_<mode>): Ditto.
9133 (vector_store_<mode>): Ditto.
9134 (vector GPR move split): Ditto.
9135 (vec_reload_and_plus_<mptrsize>): Ditto.
9136 (vec_reload_and_reg_<mptrsize>): Ditto.
9137 (add<mode>3): Ditto.
9138 (sub<mode>3): Ditto.
9139 (mul<mode>3): Ditto.
9140 (neg<mode>2): Ditto.
9141 (abs<mode>2): Ditto.
9142 (smin<mode>3): Ditto.
9143 (smax<mode>3): Ditto.
9144 (vector_eq<mode>): Ditto.
9145 (vector_gt<mode>): Ditto.
9146 (vector_ge<mode>): Ditto.
9147 (vector_gtu<mode>): Ditto.
9148 (vector_select_<mode>_uns): Ditto.
9149 (vector_eq_<mode>_p): Ditto.
9150 (vector_gt_<mode>_p): Ditto.
9151 (vector_ge_<mode>_p): Ditto.
9152 (vector_gtu_<mode>_p): Ditto.
9153 (cr6_test_for_zero): Ditto.
9154 (cr6_test_for_zero_reverse): Ditto.
9155 (cr6_test_for_lt): Ditto.
9156 (cr6_test_for_lt_reverse): Ditto.
9157 (xor<mode>3): Ditto.
9158 (ior<mode>3): Ditto.
9159 (and<mode>3): Ditto.
9160 (one_cmpl<mode>2): Ditto.
9161 (nor<mode>2): Ditto.
9162 (andc<mode>2): Ditto.
9163 (float<VEC_int<mode>2): Ditto.
9164 (unsigned_float<VEC_int><mode>2): Ditto.
9165 (fix_trunc<mode><VEC_int>2): Ditto.
9166 (fixuns_trunc<mode><VEC_int>2): Ditto.
9168 (vec_set<mode>): Ditto.
9169 (vec_extract<mode>): Ditto.
9170 (vec_interleave_highv4sf): Ditto.
9171 (vec_interleave_lowv4sf): Ditto.
9172 (vec_realign_load_<mode>): Ditto.
9173 (vec_shl_<mode>): Ditto.
9174 (vec_shr_<mode>): Ditto.
9175 (div<mode>3): New patterns for VSX.
9176 (vec_interleave_highv2df): Ditto.
9177 (vec_interleave_lowv2df): Ditto.
9178 (vec_pack_trunc_v2df): Ditto.
9179 (vec_pack_sfix_trunc_v2df): Ditto.
9180 (vec_pack_ufix_trunc_v2df): Ditto.
9181 (vec_unpacks_hi_v4sf): Ditto.
9182 (vec_unpacks_lo_v4sf): Ditto.
9183 (vec_unpacks_float_hi_v4si): Ditto.
9184 (vec_unpacks_float_lo_v4si): Ditto.
9185 (vec_unpacku_float_hi_v4si): Ditto.
9186 (vec_unpacku_float_lo_v4si): Ditto.
9187 (movmisalign<mode>): Ditto.
9188 (vector_ceil<mode>2): New patterns for vectorizing math library.
9189 (vector_floor<mode>2): Ditto.
9190 (vector_btrunc<mode>2): Ditto.
9191 (vector_copysign<mode>3): Ditto.
9193 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9194 predicate for setting the high bit in each word, used for copysign.
9196 * config/rs6000/ppc-asm.h (f19): Whitespace.
9197 (f32-f63): Define if VSX.
9198 (v0-v31): Define if Altivec.
9199 (vs0-vs63): Define if VSX.
9201 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9203 * config/rs6000/power7.md: New file, provide tuning parameters for
9206 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9207 (rs6000_cpu_cpp_builtins): Ditto.
9208 (altivec_overloaded_builtins): Ditto.
9209 (altivec_resolve_overloaded_builtin): Ditto.
9211 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9212 debug switch to disable vectorizing simple math builtin
9215 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9216 Vectorize simple math builtin functions.
9217 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9218 hook to vectorize math builtins.
9219 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9220 (rs6000_builtin_conversion): Add VSX/power7 support.
9221 (rs6000_builtin_vec_perm): Ditto.
9222 (vsplits_constant): Add support for loading up a vector constant
9223 with just the high bit set in each part.
9224 (rs6000_expand_vector_init): Add VSX/power7 support.
9225 (rs6000_expand_vector_set): Ditto.
9226 (rs6000_expand_vector_extract): Ditto.
9227 (rs6000_emit_move): Ditto.
9228 (bdesc_3arg): Ditto.
9229 (bdesc_2arg): Ditto.
9230 (bdesc_1arg): Ditto.
9231 (rs6000_expand_ternop_builtin): Ditto.
9232 (altivec_expand_builtin): Ditto.
9233 (rs6000_expand_unop_builtin): Ditto.
9234 (rs6000_init_builtins): Ditto.
9235 (altivec_init_builtins): Ditto.
9236 (builtin_function_type): Ditto.
9237 (rs6000_common_init_builtins): Ditto.
9238 (rs6000_handle_altivec_attribute); Ditto.
9239 (rs6000_mangle_type): Ditto.
9240 (rs6000_vector_mode_supported_p): Ditto.
9241 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9244 * config/rs6000/vsx.md: New file for VSX support.
9246 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9247 identifing values with just the most significant bit set.
9248 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9249 vectorized builtins.
9251 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9252 (UNSPEC_VRFIM): Delete.
9253 (splitter for loading up vector with most significant bit): New
9254 splitter for vectorizing copysign.
9255 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9256 vectorizing simple math functions.
9257 (altivec_vrfip): Add support for vectorizing simple math functions.
9258 (altivec_vrfim): Ditto.
9259 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9261 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9262 (power7.md, vsx.md): Include for power7 support.
9263 (copysigndf3): Use VSX instructions if -mvsx.
9264 (negdf2_fpr): Ditto.
9265 (absdf2_fpr): Ditto.
9266 (nabsdf2_fpr): Ditto.
9267 (adddf3_fpr): Ditto.
9268 (subdf3_fpr): Ditto.
9269 (muldf3_fpr): Ditto.
9270 (divdf3_fpr): Ditto.
9271 (fix_truncdfdi2_fpr): Ditto.
9272 (cmpdf_internal1): Ditto.
9273 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9274 (btruncdf2, btruncdf2_fpr): Ditto.
9275 (ceildf2, ceildf2_fpr): Ditto.
9276 (floordf2, floordf2_fpr): Ditto.
9277 (floatdidf2, floatdidf2_fpr): Ditto.
9278 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9279 (fmsubdf4_fpr): Ditto.
9280 (fnmadddf4_fpr_1): Ditto.
9281 (fnmadddf4_fpr_2): Ditto.
9282 (fnmsubdf4_fpr_1): Ditto.
9283 (fnmsubdf4_fpr_2): Ditto.
9284 (fixuns_truncdfdi2): Add expander for VSX support.
9285 (fix_truncdfdi2): Ditto.
9286 (fix_truncdfsi2): Ditto.
9288 (btruncsf2): Whitespace.
9289 (movdf_hardfloat32): Add support for VSX registers.
9290 (movdf_softfloat32): Ditto.
9291 (movdf_hardfloat64): Ditto.
9292 (movdf_hardfloat64_mfpgpr): Ditto.
9293 (movdf_softfloat64): Ditto.
9294 (movti splitters): Add check for vector registers supporting
9295 TImode in the future.
9296 (bpermd): Add power7 bpermd instruction.
9298 * config/rs6000/altivec.h (vec_div): Define if VSX.
9302 (vec_nearbyint): Ditto.
9305 (all predicates): Use the generic builtin function, and not the V4SF
9306 specific function so that the predicates will work with VSX's V2DF.
9310 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9311 Document new VSX functions and types.
9313 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9316 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9317 "wa", and "j" constraints. Modify "v" to talk about Altivec
9318 instead of just vector.
9320 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9323 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9324 location for phi arguments.
9325 (rewrite_update_phi_arguments): Find locations for reaching defs.
9326 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9327 Add location to add_phi_arg calls.
9328 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9329 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9330 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9331 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9332 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9333 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9334 * tree-phinodes.c (make_phi_node): Initialize location.
9335 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9336 (add_phi_arg): Add location parameter.
9337 (remove_phi_arg_num): Move location when moving phi argument.
9338 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9340 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9341 slpeel_update_phi_nodes_for_guard1,
9342 slpeel_update_phi_nodes_for_guard2,
9343 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9344 vect_loop_versioning): Set locations.
9345 * tree-parloops.c (create_phi_for_local_result,
9346 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9347 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9348 * tree-vect-loop.c (get_initial_def_for_induction,
9349 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9351 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9352 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9353 (gimple_phi_arg_set_location): New. Set locus.
9354 (gimple_phi_arg_has_location): New. Check for locus.
9355 (redirect_edge_var_map_location): New. Return locus from var_map.
9356 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9357 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9358 combining PHI arguments.
9359 (cond_store_replacement): Set location.
9360 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9361 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9362 scop_add_exit_phis_edge): Add locations.
9363 * tree-cfgcleanup.c (remove_forwarder_block,
9364 remove_forwarder_block_with_phi): Add locations.
9365 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9366 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9368 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9369 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9370 flush_pending_stmts): Add source location.
9371 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9372 stack to preserve locations.
9373 * tree-vect-stmts.c (vectorizable_load): Add location.
9374 * tree-inline.c (copy_phis_for_bb): Copy locus.
9375 (setup_one_parameter): Add call locus to inlined parameter stmts.
9376 (initialize_inlined_parameters): Pass in call location as parameter
9378 (tree_function_versioning): Pass location to setup_one_parameter.
9379 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9380 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9381 copy and edge lists.
9382 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9383 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9384 locus parameter and override the stmt default if provided.
9385 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9386 elim_graph_add_edge, elim_graph_remove_succ_edge,
9387 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9388 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9389 eliminate_phi): Add locus info in elimination graph for each edge and
9391 (insert_backedge_copies): Copy locus if present.
9392 * tree-flow.h (struct _edge_var_map): Add locus field.
9393 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9394 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9395 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9397 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9399 2009-07-30 Martin Jambor <mjambor@suse.cz>
9401 PR tree-optimization/40570
9402 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9405 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9407 * ssa-loop-manip.c: Include langhooks.h.
9408 (rewrite_phi_with_iv): New.
9409 (rewrite_all_phi_nodes_with_iv): New.
9410 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9411 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9412 * tree-parloops.c (loop_parallel_p): Move out all conditions
9413 except dependency check.
9414 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9415 (gen_parallel_loop): Call canonicalize_loop_ivs without
9416 reduction_list argument.
9417 (build_new_reduction): New.
9418 (gather_scalar_reductions): New.
9419 (try_get_loop_niter): New.
9420 (try_create_reduction_list): New.
9421 (parallleize_loops): Change the parallel conditions check.
9422 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9423 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9425 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9427 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9429 * doc/options.texi (Option properties): Mention new quoting syntax.
9431 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9433 * config/alpha/alpha.c (alpha_start_function):
9434 Handle VMS_DEBUG_MAIN_POINTER
9435 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9436 * doc/invoke.texi: Document -mdebug-main switch.
9438 2009-07-29 Richard Henderson <rth@redhat.com>
9440 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9441 (cgraph_create_edge_including_clones): Likewise.
9442 * tree-inline.c (copy_bb): Operate on the correct edges
9443 when updating the callgraph.
9445 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9447 * config/alpha/vms-cc.c: Deleted.
9448 * config/alpha/vms-ld.c: Deleted.
9449 * config/alpha/t-vms64: Moved to config/vms
9450 * config/alpha/vms-crt0-64.c: Moved to config/vms
9451 * config/alpha/vms-crt0.c: Moved to config/vms
9452 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9453 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9454 * config/alpha/xm-vms.h: Moved to config/vms
9455 * config/alpha/x-vms: Moved to config/vms
9456 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9458 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9459 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9461 * config/vms/t-vms64: Moved here from config/alpha
9462 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9463 (argc,argv,envp): Enforce 32bit malloc'ing.
9464 * config/vms/vms-psxcrt0-64.c: Likewise.
9465 * config/vms/vms-crt0.c: Moved here from config/alpha.
9466 * config/vms/vms-psxcrt0.c: Likewise.
9467 * config/vms/vms-crtl-64.h: New file.
9468 * config/vms/vms-crtl.h: New file.
9469 * config/vms/vms.opt: New file.
9470 * config/vms/xm-vms64.h: New file.
9471 * config/vms/xm-vms.h: Moved here from config/alpha.
9472 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9474 * config/vms/x-vms: Moved here from config/alpha.
9475 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9476 (vms-ld.o, vms-cc.o): Removed.
9477 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9479 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9481 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9482 correct stack (obvious VMS fix).
9484 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9486 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9487 date, version info if VMS_DEBUGGING_INFO defined.
9488 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9489 size, date calculating code moved here.
9491 2009-07-29 Paul Brook <paul@codesourcery.com>
9493 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9496 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9499 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9500 to DImode when generating insq_le insn.
9502 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9504 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9505 New macro set for VMS_DEBUGGGING_INFO.
9506 (AT_string_form): Use it.
9508 2009-07-28 DJ Delorie <dj@redhat.com>
9510 * config/mep/mep.c (vtext_section): New.
9511 (vftext_section): New.
9512 (ftext_section): New.
9513 (mep_select_section): Add support for functions.
9514 (mep_unique_section): Likewise.
9515 (mep_asm_init_sections): Likewise.
9516 (mep_encode_section_info): Remove it from here.
9518 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9520 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9522 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9523 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9525 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9527 * dwarf2out.c (output_file_names): Test new macro
9528 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9529 (add_comp_dir_attribute): Likewise.
9531 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9533 * config/i386/mingw-w64.h (LINK_SPEC): Add
9534 separating space between commands.
9536 2009-07-28 Jan Hubicka <jh@suse.cz>
9538 PR tree-optimization/40759
9539 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9542 2009-07-27 DJ Delorie <dj@redhat.com>
9544 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9545 types are dword-aligned.
9546 (mep_expand_va_start): Likewise.
9548 2009-07-27 Olivier Hainque <hainque@adacore.com>
9549 Douglas B Rupp <rupp@gnat.com>
9551 * convert.c (convert_to_pointer): Don't assume the target
9552 pointer type is POINTER_SIZE long. Fetch its precision instead.
9554 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9556 * system.h (fopen): Undefine if macro.
9558 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9560 * dwarf2out.c (output_cfi_p): Removed.
9561 (output_cfis): New function.
9562 (output_fde): New function, split from output_call_frame_info.
9563 (output_call_frame_info): Use it.
9564 (dwarf2out_switch_text_section): Use output_cfis.
9566 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9568 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9569 TARGET_BI_ARCH is specified without enabling SJLJ.
9570 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9571 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9573 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9575 * arm.md (negdi2): Use DImode if forcing a value into a register.
9577 2009-07-26 Ira Rosen <irar@il.ibm.com>
9579 PR tree-optimization/40801
9580 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9581 of vector operand from the previous copy of vector statement.
9582 Pass the correct definition type value to
9583 vect_get_vec_def_for_stmt_copy().
9585 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9587 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9588 const char ** conversion.
9590 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9592 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9593 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9594 (gcc_unreachable): Invoke __builtin_unreachable() if
9595 !ENABLE_ASSERT_CHECKING.
9597 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9599 PR rtl-optimization/40445
9600 * emit-rtl.c (next_nonnote_insn_bb): New function.
9601 * rtl.h (next_nonnote_insn_bb): Declare new function.
9602 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9603 with no successors that is the successor of the ENTRY_BLOCK.
9604 Continue from the top after removing an empty fallthrough block.
9605 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9606 of next_nonnote_insn.
9608 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9610 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9612 2009-07-25 Martin Jambor <mjambor@suse.cz>
9614 * c-common.c (c_common_attribute_table): New element for noclone.
9615 (handle_noclone_attribute): New function. Forward-declare.
9616 * tree-inline.c (tree_versionable_function_p): Check for noclone
9618 * doc/extend.texi (Labels as Values): Document need for noclone.
9619 (Function Attributes): Document noclone attribute.
9621 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9623 PR rtl-optimization/34999
9624 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9625 and dw_fde_switched_cold_to_hot fields.
9626 (output_cfi_p): New function.
9627 (output_call_frame_info): If fde->dw_fde_switched_sections,
9628 output 2 FDEs instead of one with corrupted header.
9629 (dwarf2out_do_cfi_startproc): New function.
9630 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9631 and fde->dw_fde_switched_cold_to_hot.
9632 (dwarf2out_switch_text_section): Compute
9633 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9634 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9635 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9636 Otherwise, compute fde->dw_fde_switch_cfi.
9638 2009-07-24 Cary Coutant <ccoutant@google.com>
9640 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9642 2009-07-24 Cary Coutant <ccoutant@google.com>
9644 * cfghooks.c (split_block): Copy discriminator to new block.
9645 * tree-cfg.c (assign_discriminator): Check location of last
9646 instruction in block as well as first.
9648 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9650 * config/i386/linux.c: Use fputs or putc instead of fprintf
9652 * config/i386/gas.h: Ditto.
9653 * config/i386/x86-64.h: Ditto.
9654 * config/i386/att.h: Ditto.
9656 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9658 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9661 2009-07-24 Martin Jambor <mjambor@suse.cz>
9663 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9664 (ipa_push_func_to_list_1): Declare.
9665 (ipa_push_func_to_list): New function.
9667 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9668 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9669 (ipa_push_func_to_list): Removed.
9670 (ipa_pop_func_from_list): Clear node_enqueued flag.
9672 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9674 * config/s390/s390.c (override_options): Default
9675 max-unrolled-insns to 100 for z10 tuning.
9677 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9679 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9680 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9681 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9682 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9683 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9684 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9685 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9687 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9689 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9690 use default set in mingw32.h header.
9691 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9692 64-bit /mingw/include path.
9693 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9696 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9698 PR rtl-optimization/40209
9699 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9701 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9703 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9704 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9705 with the rest of string where appropriate. Use fputs or putc
9706 instead of fprintf where appropriate.
9708 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9709 Pat Haugen <pthaugen@us.ibm.com>
9710 Revital Eres <ERES@il.ibm.com>
9712 * config/rs6000/vector.md: New file. Move most of the vector
9713 expander support here from altivec.md to allow for the VSX vector
9714 unit in the future. Add support for secondary_reload patterns.
9715 Rewrite the patterns for vector comparison, and vector comparison
9716 predicate instructions so that the RTL expresses the desired
9717 behavior, instead of using unspec.
9719 * config/rs6000/constraints.md ("f" constraint): Use
9720 rs6000_constraints to hold the precalculated register class.
9721 ("d" constraint): Ditto.
9722 ("wd" constraint): New constraint for VSX.
9723 ("wf" constraint): Ditto.
9724 ("ws" constraint): Ditto.
9725 ("wa" constraint): Ditto.
9726 ("wZ" constraint): Ditto.
9727 ("j" constraint): Ditto.
9729 * config/rs6000/predicates.md (vsx_register_operand): New
9731 (vfloat_operand): New predicate for vector.md.
9732 (vint_operand): Ditto.
9733 (vlogical_operand): Ditto.
9734 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9735 (easy_vector_constant): Add VSX support.
9736 (altivec_indexed_or_indirect_operand): New predicate for
9737 recognizing Altivec style memory references with AND -16.
9739 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9740 for vector secondary reload support.
9741 (rs6000_vector_reg_class): Delete, replacing it with
9743 (rs6000_vsx_reg_class): Ditto.
9744 (rs6000_constraints): New array to hold the register classes of
9745 each of the register constraints that can vary at runtime.
9746 (builtin_mode_to_type): New static array for builtin function type
9748 (builtin_hash_table): New static hash table for builtin function
9750 (TARGET_SECONDARY_RELOAD): Define target hook.
9751 (TARGET_IRA_COVER_CLASSES): Ditto.
9752 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9753 registers are 128 bits if VSX memory reference instructions are used.
9754 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9756 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9757 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9758 Print several of the scheduling related parameters.
9759 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9760 rs6000_constraints instead of rs6000_vector_reg_class. Move
9761 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9762 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9763 Altivec. Add VSX support. Setup for secondary reload support on
9764 Altivec/VSX registers.
9765 (rs6000_override_options): Make power7 set the scheduling groups
9766 like the power5. Add support for new debug switches to override
9767 the scheduling defaults. Temporarily disable -mcpu=power7 from
9768 setting -mvsx. Add support for debug switches -malways-hint,
9769 -msched-groups, and -malign-branch-targets.
9770 (rs6000_buitlin_conversion): Add support for returning unsigned
9771 vector conversion functions to fix regressions due to stricter
9773 (rs6000_builtin_mul_widen_even): Ditto.
9774 (rs6000_builtin_mul_widen_odd): Ditto.
9775 (rs6000_builtin_vec_perm): Ditto.
9776 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9777 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9779 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9781 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9782 VSX types for bit operations. Changes to accomidate vector.md.
9783 (bdesc_2arg): Ditto.
9784 (bdesc_1arg): Ditto.
9785 (struct builtin_description_predicates): Rewrite predicate
9786 handling so that RTL describes the operation, instead of passing
9787 the instruction to be used as a string argument.
9788 (bdesc_altivec_preds): Ditto.
9789 (altivec_expand_predicate_builtin): Ditto.
9790 (altivec_expand_builtin): Ditto.
9791 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9792 statement for vsldoi support.
9793 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9794 (altivec_expand_st_builtin): Ditto.
9795 (paired_expand_builtin): Whitespace changes.
9796 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9797 builtin_mode_to_type table for secondary reload. Call
9798 builtin_function_type to build random builtin functions.
9799 (altivec_init_builtins): Change to use builtin_function_type to
9800 create builtin function types dynamically as we need them.
9801 (builtin_hash_function): New support for hashing the tree types
9802 for builtin function as we need it, rather than trying to build
9803 all of the trees that we need. Add initial preliminary VSX support.
9804 (builtin_function_type): Ditto.
9805 (builtin_function_eq): Ditto.
9806 (builtin_hash_struct): Ditto.
9807 (rs6000_init_builtins): Ditto.
9808 (rs6000_common_init_builtins): Ditto.
9809 (altivec_init_builtins): Ditto.
9810 (rs6000_common_init_builtins): Ditto.
9811 (enum reload_reg_type): New enum for simplifing reg classes.
9812 (rs6000_reload_register_type): Simplify register classes into GPR,
9813 Vector, and other registers. Altivec and VSX addresses in reload.
9814 (rs6000_secondary_reload_inner): Ditto.
9815 (rs6000_ira_cover_classes): New target hook, that returns the
9816 appropriate cover classes, based on -mvsx being used or not.
9817 (rs6000_secondary_reload_class): Add VSX support.
9818 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9819 (get_vsel_insn): Ditto.
9820 (rs6000_emit_vector_compare): Rewrite vector conditional support
9821 so that where we can, we use RTL operators, instead of blindly use
9823 (rs6000_emit_vector_select): Ditto.
9824 (rs6000_emit_vector_cond_expr): Ditto.
9825 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9826 (create_TOC_reference): Add -mdebug=addr support.
9827 (emit_frame_save): VSX loads/stores need register indexed addressing.
9829 * config/rs6000/rs6000.md: Include vector.md.
9831 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9833 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9834 support for V2DI, V2DF in logical, permute, select operations.
9836 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9837 switch for vsx/power7.
9838 (-mvsx-scalar-memory): Ditto.
9839 (-mvsx-align-128): Ditto.
9840 (-mallow-movmisalign): Ditto.
9841 (-mallow-df-permute): Ditto.
9842 (-msched-groups): Ditto.
9843 (-malways-hint): Ditto.
9844 (-malign-branch-targets): Ditto.
9846 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9848 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9849 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9850 (rs6000_vector_reg_class): Delete.
9851 (rs6000_vsx_reg_class): Ditto.
9852 (enum rs6000_reg_class_enum): New enum for the constraints that
9853 vary based on target switches.
9854 (rs6000_constraints): New array to hold the register class for all
9855 of the register constraints that vary based on the switches used.
9856 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9857 (enum rs6000_builtins): Add unsigned varients for the builtin
9858 declarations returned by target hooks for expanding multiplies,
9859 select, and permute operations. Add VSX builtins.
9860 (enum rs6000_builtin_type_index): Add entries for VSX.
9861 (V2DI_type_node): Ditto.
9862 (V2DF_type_node): Ditto.
9863 (unsigned_V2DI_type_node): Ditto.
9864 (bool_long_type_node): Ditto.
9865 (intDI_type_internal_node): Ditto.
9866 (uintDI_type_internal_node): Ditto.
9867 (double_type_internal_node): Ditto.
9869 * config/rs6000/altivec.md (whole file): Move all expanders to
9870 vector.md from altivec.md. Rename insn matching functions to be
9872 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9873 (altivec_vcmp*): Ditto.
9874 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9875 (VM): New iterator for moves that includes the VSX types.
9876 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9877 (altivec_vperm_<mode>_uns): New, for unsigned types.
9878 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9879 (altivec_eq<mode>): Ditto.
9880 (altivec_gt<mode>): Ditto.
9881 (altivec_gtu<mode>): Ditto.
9882 (altivec_eqv4sf): Ditto.
9883 (altivec_gev4sf): Ditto.
9884 (altivec_gtv4sf): Ditto.
9885 (altivec_vcmpbfp_p): Ditto.
9887 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9889 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9892 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9895 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9896 ASM_SHORT instead of .word.
9897 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9898 instead of .word in asm template.
9900 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9903 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9904 (process_bb_node_lives): Use it.
9906 * ira.c (setup_cover_and_important_classes): Don't setup
9907 ira_important_class_nums. Add cover classes to the end of
9909 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9911 (find_reg_class_closure): Use reorder_important_classes.
9913 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9915 * config/i386/i386.c (i386_ira_cover_classes): New function.
9916 (TARGET_IRA_COVER_CLASSES): Redefine.
9918 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9919 importance of order of cover classes in the array.
9921 2009-07-22 Diego Novillo <dnovillo@google.com>
9923 * tree-pass.h (TDF_EH): Define.
9924 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9925 contains TDF_EH, print the EH region number holding GS.
9926 * tree-dump.c (dump_options): Add "eh".
9927 * doc/invoke.texi: Document it.
9929 2009-07-22 Doug Kwan <dougkwan@google.com>
9931 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9933 2009-07-22 Michael Matz <matz@suse.de>
9935 PR tree-optimization/35229
9936 PR tree-optimization/39300
9938 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9939 (inhibit_phi_insertion): New function.
9940 (insert_into_preds_of_block): Call it for REFERENCEs.
9941 (init_pre): Initialize and finalize scalar evolutions.
9942 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9944 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9946 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9947 Use CONST_VECTOR_NUNITS to determine number of elements.
9949 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9951 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9952 (U, W): Constraints are now deprecated and will be removed if we
9954 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9956 ("prefetch"): Add the stcmh instruction for prefetching.
9957 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9959 (s390_short_displacement): Return always true if compiling for
9960 machines not providing the long displacement facility.
9961 (s390_mem_constraint): Support the new constraint letter Z.
9962 (s390_check_qrst_address): New function.
9964 2009-07-21 DJ Delorie <dj@redhat.com>
9966 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9969 2009-07-21 Jason Merrill <jason@redhat.com>
9971 * c-common.c (max_tinst_depth): Increase default to 1024.
9973 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9975 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9976 (vec_unpacku_float_lo_v4si): Ditto.
9978 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9981 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9982 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9983 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9984 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9986 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9988 PR tree-optimization/40813
9989 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9992 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9994 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9995 with a NOP_EXPR if needed.
9997 2009-07-21 Paul Brook <paul@codesourcery.com>
9999 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10000 Terminate debug dump with newline.
10002 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10004 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10005 Cast "1" to unsigned HOST_WIDE_INT.
10006 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10007 deposit length to the maximum length - lsb. Extend length if
10008 HOST_BITS_PER_WIDE_INT is 32.
10010 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10012 * cgraph.h (constant_pool_htab): New function.
10013 (constant_descriptor_tree): Move from varasm.c.
10014 * varasm.c (constant_pool_htab): New function.
10015 (constant_descriptor_tree): Move to cgraph.h.
10017 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10019 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10021 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10023 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10026 2009-07-20 Xinliang David Li <davidxl@google.com>
10028 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10030 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10032 * config/mips/mips.md (move_type): Add arith.
10033 (type): Handle arith.
10034 (zero_extendsidi2): Rename this into ...
10035 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10036 (zero_extendsidi2): New expander.
10037 (*zero_extendsidi2_dext): New pattern.
10039 2009-07-20 Nick Clifton <nickc@redhat.com>
10041 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10042 to set MIPS_ABI_DEFAULT.
10043 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10045 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10047 * tree-object-size.c (addr_object_size): Handle unions with
10048 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10050 PR tree-optimization/40792
10051 * tree.c (build_function_type_skip_args): Remove bogus assert.
10053 2009-07-20 Jan Hubicka <jh@suse.cz>
10054 Martin Jambor <mjambor@suse.cz>
10056 * cgraph.h (combined_args_to_skip): New field.
10057 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10058 combined_args_to_skip and args_to_skip.
10059 * tree-inline.c (update_clone_info): New function.
10060 (tree_function_versioning): Call update_clone_info.
10061 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10063 (cgraph_materialize_all_clones): More extensive dumping, working
10064 with combined_args_to_skip rather than args_to_skip.
10066 2009-07-20 Ira Rosen <irar@il.ibm.com>
10068 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10069 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10070 (get_initial_def_for_reduction): Likewise.
10071 (vectorizable_reduction): Skip the check of first operand in case
10072 of COND_EXPR. Add check that it is outer loop vectorization if
10073 nested cycle was detected. Call vectorizable_condition() for
10074 COND_EXPR. If reduction epilogue cannot be created do not fail for
10075 nested cycles (if it is not double reduction). Assert that there
10076 is only one type in the loop in case of COND_EXPR. Call
10077 vectorizable_condition() to vectorize COND_EXPR.
10078 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10079 Add parameters. Allow nested cycles if called from
10080 vectorizable_reduction(). Use reduction vector variable if provided.
10081 (vect_analyze_stmt): Call vectorizable_reduction() before
10082 vectorizable_condition().
10083 (vect_transform_stmt): Update call to vectorizable_condition().
10085 2009-07-20 Christian Bruel <christian.bruel@st.com>
10087 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10088 * doc/invoke.texi (-mfmovd): Likewise.
10089 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10091 2009-07-20 Jan Hubicka <jh@suse.cz>
10093 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10094 when handling SSA name.
10096 2009-07-19 Jan Hubicka <jh@suse.cz>
10098 PR tree-optimization/40676
10099 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10100 virtual PHIs in empty BBs.
10102 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10104 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10105 re-expanded the compound use gen_lowpart instead to convert to the
10108 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10110 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10111 OUTER_CONST arguments.
10112 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10113 the new wider mode will be masked off.
10114 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10116 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10118 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10119 high-order bits are zero.
10121 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10123 * combine.c (simplify_shift_const_1): Split code to determine
10124 shift_mode into ...
10125 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10126 new bits shifted in are identical to the old sign bit.
10128 2009-07-18 Richard Guenther <rguenther@suse.de>
10131 * gimplify.c (gimplify_call_expr): Reject code using results from
10132 functions returning void.
10134 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10136 * doc/md.texi: Document the new PowerPC "es" constraint.
10137 Document that "m" can include automodified addresses on this target,
10138 and explain how %U must be used. Extend the "Q" and "Z" documentation
10139 to suggest "es" as well as "m".
10140 * config/rs6000/constraints.md (es): New memory constraint.
10141 (Q, Z): Update strings to match new documentation.
10143 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10145 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10146 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10147 * config/rs6000/predicates.md (volatile_mem_operand): Use
10148 offsettable_nonstrict_memref_p.
10149 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10150 (*floatunssidf2_internal): Likewise.
10151 (*fix_truncdfsi2_internal): Likewise.
10152 (*fix_trunctfsi2_internal): Likewise.
10154 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10156 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10157 atmega32u2 devices.
10158 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10160 2009-07-17 Richard Guenther <rguenther@suse.de>
10163 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10164 (pass_warn_unused_result): Likewise.
10165 (TODO_set_props): Remove.
10166 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10168 (pass_diagnose_omp_blocks): Define.
10169 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10170 (c_gimple_diagnostics_recursively): Remove.
10171 (finish_function): Do not call it.
10172 (c_write_global_declarations): Continue after errors.
10173 Finalize the CU here.
10174 * c-gimplify.c (c_genericize): Do not gimplify here.
10175 * c-common.c (c_warn_unused_result): Move ...
10176 * tree-cfg.c (do_warn_unused_result): ... here.
10177 (run_warn_unused_result): New function.
10178 (gate_warn_unused_result): New function.
10179 (pass_warn_unused_result): New pass.
10180 * c-common.h (c_warn_unused_result): Remove.
10181 * flags.h (flag_warn_unused_result): Declare.
10182 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10183 * opts.c (flag_warn_unused_result): Initialize to false.
10184 * toplev.c (compile_file): Add comment.
10185 * omp-low.c (create_omp_child_function): Do not register
10186 the function with the frontend.
10187 (diagnose_omp_structured_block_errors): Prepare to be
10188 called as optimization pass.
10189 (gate_diagnose_omp_blocks): New function.
10190 (pass_diagnose_omp_blocks): New pass.
10191 * cgraph.h (cgraph_optimize): Remove.
10192 (cgraph_analyze_function): Likewise.
10193 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10194 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10195 before their parents here.
10196 (cgraph_finalize_function): Not here.
10197 (cgraph_analyze_function): Gimplify functions here.
10198 (cgraph_finalize_compilation_unit): Continue after errors.
10199 Optimize the callgraph from here.
10200 (cgraph_optimize): Make static.
10201 * langhooks.c (write_global_declarations): Finalize the CU.
10202 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10203 (gimplify_function_tree): Assert we gimplify only once.
10204 Set PROP_gimple_any property.
10205 * tree-nested.c (gimplify_all_functions): New function.
10206 (lower_nested_functions): Gimplify all nested functions.
10207 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10208 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10209 and pass_diagnose_omp_blocks after gimplification. Do not
10210 set TODO_set_props on all_lowering_passes.
10211 (execute_one_pass): Do not handle TODO_set_props.
10212 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10213 (gimplify.o): Add tree-pass.h dependency.
10214 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10215 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10216 (unsave_r): Likewise.
10217 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10218 temporary variable.
10220 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10222 * doc/service.texi (Service): Restore previously removed link,
10223 which isn't broken after all.
10225 2009-07-17 Richard Guenther <rguenther@suse.de>
10227 PR tree-optimization/40321
10228 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10229 PHI nodes to the maximal set.
10230 (make_values_for_phi): Add PHI arguments to the maximal set.
10231 (execute_pre): Dump PHI_GEN and the maximal set.
10233 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10236 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10239 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10241 * doc/extend.texi (Nested Functions): Replace broken link with
10243 * doc/service.texi (Service): Remove broken link.
10245 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10248 * builtins.c (expand_builtin_memcmp): Use loc instead of
10249 EXPR_LOCATION (exp).
10250 (expand_builtin_strncmp): Likewise.
10252 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10253 Manuel López-Ibáñez <manu@gcc.gnu.org>
10256 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10257 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10258 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10259 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10260 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10261 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10262 tree-inline.c, c-common.c, c-common.h, gimple.c,
10263 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10264 convert.c: Add location argument to fold_{unary,binary,ternary},
10265 fold_build[123], build_call_expr, build_size_arg,
10266 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10267 fold_build1_initializer, fold_build2_initializer,
10268 fold_build3_initializer, fold_build_call_array,
10269 fold_build_call_array_initializer, fold_single_bit_test,
10270 omit_one_operand, omit_two_operands, invert_truthvalue,
10271 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10272 combine_comparisons, fold_builtin_*, fold_call_expr,
10273 build_range_check, maybe_fold_offset_to_address, round_up,
10276 2009-07-16 Jason Merrill <jason@redhat.com>
10279 * c-common.c (c_common_reswords): Add __is_standard_layout
10281 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10282 * doc/implement-cxx.texi: New.
10283 * doc/gcc.texi: Include it.
10285 2009-07-16 DJ Delorie <dj@redhat.com>
10287 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10288 compares that may be indirectly affected by previous instructions.
10290 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10292 * builtins.c (do_mpc_arg2): New.
10293 (fold_builtin_2): Fold builtin cpow.
10294 * real.h (HAVE_mpc_pow): New.
10296 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10298 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10299 comparison to skip unprofitable schedule
10301 2009-07-16 Simon Baldwin <simonb@google.com>
10303 * gcc.c (option_map): New flag -no-canonical-prefixes.
10304 * (display_help): Print help text for new flag.
10305 * (process_command): Move options translation and language specifics
10306 and handle new flag early. Use it to set a function pointer to a
10307 prefix builder. Replace make_relative_prefix calls with calls to
10308 the function pointed to. Ignore new flag in regular options handling.
10309 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10311 2009-07-15 DJ Delorie <dj@redhat.com>
10313 * config/mep/mep.md (sibcall_internal): Change register to avoid
10314 argument registers.
10315 (sibcall_value_internal): Likewise.
10317 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10319 PR rtl-optimization/40710
10320 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10322 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10324 * config/mips/mips.md (*extenddi_truncate<mode>,
10325 *extendsi_truncate<mode>): Change type attribute to move_type
10326 with shift_shift. Split out code handling exts from here ...
10327 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10329 (*extendhi_truncateqi): Change type attribute to move_type with
10330 shift_shift. Split out code handling exts from here ...
10331 (*extendhi_truncateqi_exts): ... to this new pattern.
10333 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10335 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10336 instead of "and" with inverted sign bit mask value. Use
10337 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10338 Allocate registers only for operand 4 and operand 5.
10340 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10342 PR middle-end/40747
10343 * fold-const.c (fold_cond_expr_with_comparison): When folding
10344 < and <= to MIN, make sure the MIN uses the same type as the
10345 comparison's operands.
10347 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10349 * arm.md (ior_xor): New code iterator.
10350 (split for ior/xor with shift and zero-extend): New split pattern.
10351 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10353 2009-07-15 Richard Guenther <rguenther@suse.de>
10355 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10358 2009-07-15 Richard Guenther <rguenther@suse.de>
10360 PR middle-end/40753
10361 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10363 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10365 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10366 handle 2.6.30 kernel.
10368 2009-07-15 DJ Delorie <dj@redhat.com>
10370 * config/mep/mep.md (sibcall_internal): Change register to allow
10371 for 24-bit addresses.
10372 (sibcall_value_internal): Likewise.
10374 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10376 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10377 that are enabled/disabled by the flags introduced by a previous patch.
10379 2009-07-14 DJ Delorie <dj@redhat.com>
10381 * config/mep/mep.md (sibcall_internal): Include non-toggling
10383 (sibcall_value_internal): Likewise.
10385 2009-07-14 Taras Glek <tglek@mozilla.com>
10386 Rafael Espindola <espindola@google.com>
10388 * doc/sourcebuild.texi: Document install-plugin target.
10389 * configure.ac: Added install-plugin target to language makefiles.
10390 * configure: Regenerate.
10391 * Makefile.in: (install-plugin): Install more headers,
10392 depend on lang.install-plugin.
10394 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10396 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10399 2009-07-14 DJ Delorie <dj@redhat.com>
10401 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10402 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10403 * config/mep/mep.md (sibcall_internal): Change test from
10404 mep_vliw_mode_match to mep_vliw_jmp_match.
10405 (sibcall_value_internal): Likewise.
10407 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10409 * config/i386/sse.md (copysign<mode>3): New expander.
10410 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10411 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10412 Use ix86_build_const_vector.
10413 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10414 IX86_BUILTIN_CPYSGNPD.
10415 (builtin_description): Add __builtin_ia32_copysignps and
10416 __builtin_ia32_copysignpd.
10417 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10418 and BUILT_IN_COPYSIGNF.
10420 2009-07-13 Jason Merrill <jason@redhat.com>
10422 * builtins.c (can_trust_pointer_alignment): New fn.
10423 (get_pointer_alignment): Factor it out from here.
10424 * tree.h: Declare it.
10426 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10428 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10431 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10435 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10437 2009-07-14 Richard Guenther <rguenther@suse.de>
10438 Andrey Belevantsev <abel@ispras.ru>
10440 PR middle-end/40745
10441 * cfgexpand.c (partition_stack_vars): Do not bother to update
10442 alias information when not optimizing.
10444 2009-07-14 Richard Guenther <rguenther@suse.de>
10445 Andrey Belevantsev <abel@ispras.ru>
10447 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10448 (pt_solution_set): Likewise.
10449 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10450 * tree-ssa-structalias.c (pt_solution_set): New function.
10451 * final.c (rest_of_clean_state): Free SSA data structures.
10452 * print-rtl.c (print_decl_name): Remove.
10453 (print_mem_expr): Implement in terms of print_generic_expr.
10454 * alias.c (ao_ref_from_mem): New function.
10455 (rtx_refs_may_alias_p): Likewise.
10456 (true_dependence): Query alias-export info.
10457 (canon_true_dependence): Likewise.
10458 (write_dependence_p): Likewise.
10459 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10461 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10462 (mem_expr_equal_p): Use operand_equal_p.
10463 (set_mem_attributes_minus_bitpos): Do not use
10464 component_ref_for_mem_expr.
10465 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10466 (update_alias_info_with_stack_vars): Likewise.
10467 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10468 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10469 explicitly nor clear stmt operands.
10470 Free the decl-to-pointer map.
10471 * tree-optimize.c (execute_free_datastructures): Do not free
10472 SSA data structures here.
10473 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10474 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10475 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10477 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10479 2009-07-13 DJ Delorie <dj@redhat.com>
10481 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10482 unrolling at the right iteration count.
10484 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10487 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10489 * haifa-sched.c (rank_for_schedule): Introduced flags to
10490 enable/disable individual scheduling heuristics.
10491 * common.opt: Introduced flags to enable/disable individual
10492 heuristics in the scheduler.
10493 * doc/invoke.texi: Introduced flags to enable/disable individual
10494 heuristics in the scheduler.
10496 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10498 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10499 config/i386/mingw-tls.c.
10500 * config/i386/mingw-tls.c: Removed.
10502 2009-07-13 Ira Rosen <irar@il.ibm.com>
10504 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10505 checks access only relevant statements.
10506 (vectorizable_reduction): Likewise.
10508 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10510 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10511 just for 32-bit case.
10513 2009-07-12 Jan Hubicka <jh@suse.cz>
10515 PR tree-optimization/40585
10516 * except.c (expand_resx_expr): When there already is resume
10517 instruction, produce linked list.
10518 (build_post_landing_pads): Assert that resume is empty.
10519 (connect_post_landing_pads): Handle resume lists.
10520 (dump_eh_tree): Dump resume list.
10522 2009-07-12 Ira Rosen <irar@il.ibm.com>
10524 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10525 with additional argument.
10526 * tree-vectorizer.h (enum vect_def_type): Add
10527 vect_double_reduction_def.
10528 (vect_is_simple_reduction): Add argument.
10529 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10531 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10532 vect_is_simple_reduction with additional argument.
10533 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10535 (reduction_code_for_scalar_code): Handle additional codes by
10536 returning ERROR_MARK for them. Fix comment and indentation.
10537 (vect_is_simple_reduction): Fix comment, add argument to specify
10538 double reduction. Detect double reduction.
10539 (get_initial_def_for_induction): Fix indentation.
10540 (get_initial_def_for_reduction): Fix comment and indentation.
10541 Handle double reduction. Create initial definitions that do not
10542 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10543 (vect_create_epilog_for_reduction): Fix comment, add argument to
10544 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10545 epilogue result extraction. Create double reduction phi node and
10546 replace relevant uses.
10547 (vectorizable_reduction): Call vect_is_simple_reduction with
10548 additional argument. Fix indentation. Update epilogue code treatment
10549 according to the changes in reduction_code_for_scalar_code. Check
10550 for double reduction. Call vect_create_epilog_for_reduction with
10551 additional argument.
10552 * tree-vect-stmts.c (process_use): Handle double reduction, update
10554 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10555 (vect_get_vec_def_for_operand): Likewise.
10557 2009-07-12 Danny Smith <dansmister@gmail.com>
10559 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10560 dllexport if !TREE_PUBLIC.
10561 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10563 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10565 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10566 (avr_extra_arch_macro) Remove declatation.
10567 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10568 (avr_extra_arch_macro) Declare as static.
10569 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10571 2009-07-11 Jan Hubicka <jh@suse.cz>
10573 PR middle-end/48388
10574 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10576 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10579 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10580 cold_in_std_section bits.
10581 (dwarf2out_begin_prologue): Initialize them.
10582 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10583 if already covered by text_section or cold_text_section range.
10585 PR rtl-optimization/40667
10586 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10587 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10588 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10589 * config/i386/i386.c (ix86_minimum_alignment): New function.
10590 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10591 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10592 * emit-rtl.c (gen_reg_rtx): Likewise.
10593 * function.c (assign_parms): Likewise. If nominal_type needs
10594 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10595 rather than passed_type's alignment.
10598 * function.c (assign_parm_setup_stack): Adjust
10599 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10600 from nominal_mode on big endian.
10602 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10604 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10606 2009-07-10 DJ Delorie <dj@redhat.com>
10608 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10610 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10612 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10614 (thumb2_cbnz): Likewise.
10616 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10619 * config.gcc (supported_defaults): Add synci.
10620 (with_synci): Add validation.
10621 (all_defaults): Add synci.
10622 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10625 * config/mips/mips.opt (msynci): New option.
10626 * config/mips/mips.c (mips_override_options): Warn on use of
10627 -msynci for targets that do now support it.
10628 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10630 * gcc/doc/invoke.texi (-msynci): Document the new option.
10631 * doc/install.texi (--with-synci): Document the new option.
10633 2009-07-10 Richard Guenther <rguenther@suse.de>
10635 PR tree-optimization/40496
10636 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10637 the PHI result with a compatible type.
10639 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10643 * c.opt (Wunused-result): New.
10644 * doc/invoke.texi: Document it.
10645 * c-common.c (c_warn_unused_result): Use it.
10647 2009-07-09 DJ Delorie <dj@redhat.com>
10649 * targhooks.c (default_target_can_inline_p): Rename from
10650 default_target_option_can_inline_p.
10651 * targhooks.h (default_target_can_inline_p): Likewise.
10652 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10653 TARGET_OPTION_CAN_INLINE_P.
10654 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10655 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10656 (mep_target_can_inline_p): Rename from
10657 mep_target_option_can_inline_p.
10660 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10661 registers used to pass vectors.
10663 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10665 2009-07-09 Tom Tromey <tromey@redhat.com>
10667 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10668 * config/mmix/mmix.c: Include dwarf2.h.
10669 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10670 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10671 * config/sh/sh.c: Include dwarf2.h.
10672 * config/i386/i386.c: Include dwarf2.h.
10673 * Makefile.in (DWARF2_H): Remove 'elf'.
10674 * except.c: Include dwarf2.h.
10675 * unwind-dw2.c: Include dwarf2.h.
10676 * dwarf2out.c: Include dwarf2.h.
10677 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10678 * unwind-dw2-fde.c: Include dwarf2.h.
10679 * dwarf2asm.c: Include dwarf2.h.
10681 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10683 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10684 (max_issue): Use it.
10685 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10687 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10688 (region_sched_info): Update.
10689 * sched-ebb.c (ebb_sched_info): Update.
10690 * modulo-sched.c (sms_sched_info): Update.
10691 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10693 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10695 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10697 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10699 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10701 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10703 PR middle-end/40692
10704 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10705 arg1 with arg01 if arg1 is already INTEGER_CST.
10707 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10709 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10710 Transform (and (truncate)) into (truncate (and)).
10712 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10714 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10715 creating LHS paradoxical subregs. Fix surrounding returns to
10716 use NULL_RTX rather than 0.
10718 2009-07-08 DJ Delorie <dj@redhat.com>
10720 * config/mep/mep.c: (mep_option_can_inline_p): New.
10721 (TARGET_OPTION_CAN_INLINE_P): Define.
10723 2009-07-08 Mark Wielaard <mjw@redhat.com>
10726 * dwarf2out.c (add_data_member_location_attribute): When we have
10727 only a constant offset don't emit a new location description using
10728 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10731 2009-07-08 Richard Henderson <rth@redhat.com>
10734 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10735 (enum reg_class): Add CLOBBERED_REGS.
10736 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10737 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10738 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10739 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10740 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10741 force 64-bit sibcalls into R11.
10742 * config/i386/constraints.md (U): New constraint.
10743 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10744 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10745 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10747 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10749 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10751 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10752 * ebitmap.h (dump_ebitmap): Ditto.
10753 * optabs.h (optab_libfunc): Ditto.
10754 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10755 * tree-flow.h (vect_can_force_dr_alignment_p,
10756 get_vectype_for_scalar_type): Ditto.
10757 (vectorize_loops): Move prototype to ...
10758 * tree-vectorizer.h: ... here. Also, adjust comment.
10759 (vect_set_verbosity_level): Remove duplicate prototype.
10760 * tree-ssa-loop.c: Include tree-vectorizer.h.
10761 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10763 2009-07-08 Nick Clifton <nickc@redhat.com>
10765 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10768 2009-07-08 DJ Delorie <dj@redhat.com>
10770 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10771 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10772 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10774 * config/mep/intrinsics.md: Regenerated.
10775 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10776 registers when asm() or calls are detected.
10778 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10781 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10783 * gimple (gimple_build_call_from_tree): Likewise.
10784 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10785 no_warning flag before warning.
10787 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10789 * tree.c (set_expr_locus): Remove.
10790 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10791 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10793 * gimplify.c (internal_get_tmp_var): Likewise.
10794 (gimplify_call_expr): Likewise.
10795 (gimplify_one_sizepos): Likewise.
10797 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10800 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10801 to variables for debugging purposes.
10803 2009-06-23 Mark Loeser <mark@halcy0n.com>
10806 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10808 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10810 * pretty-print.c (pp_base_format): Remove %J.
10811 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10812 gcc_cxxdiag_char_table): Likewise.
10813 (init_dynamic_diag_info): Likewise.
10815 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10817 * pretty-print.c (pp_base_format): Remove %H.
10818 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10819 gcc_cxxdiag_char_table): Likewise.
10820 (init_dynamic_diag_info): Likewise.
10821 * config/mep/mep.c (mep_select_section): Likewise.
10823 2009-07-07 Duncan Sands <baldrick@free.fr>
10825 * final.c (pass_clean_state): Give the pass a name.
10826 * passes.c (pass_rest_of_compilation): Likewise.
10827 * tree-optimize.c (pass_all_optimizations): Likewise.
10829 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10831 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10832 an extra 'decl' for error_at.
10834 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10836 PR middle-end/40669
10837 * tree-tailcall.c (adjust_return_value_with_ops,
10838 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10839 if it has complex or vector type.
10841 2009-07-07 Olivier Hainque <hainque@adacore.com>
10843 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10846 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10848 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10850 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10852 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10853 * c-decl.c: Likewise.
10854 * function.c: Likewise.
10855 * varasm.c: Likewise.
10856 * tree-ssa.c: Likewise.
10857 * c-common.c: Likewise.
10858 * tree-cfg.c: Likewise.
10859 * config/spu/spu.c: Likewise.
10860 * config/ia64/ia64.c: Likewise.
10861 * config/v850/v850.c: Likewise.
10863 2009-07-06 DJ Delorie <dj@redhat.com>
10865 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10866 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10867 unspecified accesses to control registers.
10868 * config/mep/intrinsics.md: Regenerate.
10869 * config/mep/intrinsics.h: Regenerate.
10870 * config/mep/mep-intrin.h: Regenerate.
10872 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10874 * c-lex.c: Replace %H by an explicit location. Update all calls.
10875 * c-common.c: Likewise.
10876 * c-decl.c: Likewise.
10877 * c-typeck.c: Likewise.
10878 * fold-const.c: Likewise.
10879 * gimplify.c: Likewise.
10880 * stmt.c: Likewise.
10881 * tree-cfg.c: Likewise.
10882 * tree-ssa-loop-niter.c: Likewise.
10883 * tree-vrp.c: Likewise.
10884 * value-prof.c: Likewise.
10886 2009-07-06 Diego Novillo <dnovillo@google.com>
10888 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10889 if it has one. Handle cases where VAR does not have an
10890 annotation or cfun is NULL.
10892 2009-07-06 Diego Novillo <dnovillo@google.com>
10894 * tree.c: Include debug.h.
10895 (initialize_tree_contains_struct): New.
10896 (init_ttree): Call it.
10897 (tree_node_structure_for_code): Factor out of ...
10898 (tree_node_structure): ... here.
10899 * treestruct.def (TS_PHI_NODE): Remove.
10900 (TS_GIMPLE_STATEMENT): Remove.
10902 2009-07-06 Diego Novillo <dnovillo@google.com>
10904 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10905 (debug_tree_chain): Handle cycles.
10907 2009-07-06 Nick Clifton <nickc@redhat.com>
10908 DJ Delorie <dj@redhat.com>
10910 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10911 __FMOVD_ENABLED__ is defined.
10913 (TARGET_FMOVD): Provide a default definition.
10914 (MASK_FMOVD): Likewise.
10915 (TARGET_CPU_CPP_BUILTINS): Define
10916 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10917 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10918 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10919 (split for DF load from memory into register): Also handle
10920 MEMs which consist of REG+DISP addressing.
10921 (split for DF store from register to memory): Likewise.
10922 (movsf_ie): Always use single fp_mode.
10923 * config/sh/sh.c (sh_override_options): Do not automatically
10924 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10925 that to the -mfmovd command line switch.
10926 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10927 (fldi_ok): Always allow.
10928 * config/sh/sh.opt (mfmovd): Remove this switch.
10929 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10931 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10932 Kaz Kojima <kkojima@gcc.gnu.org>
10934 PR rtl-optimization/30807
10935 * postreload.c (reload_combine): For every new use of REG_SUM,
10936 record the use of BASE.
10938 2009-07-06 Jan Hubicka <jh@suse.cz>
10940 * params.def: Revert my accidental commit at 2009-06-30.
10942 2009-07-04 Ian Lance Taylor <iant@google.com>
10945 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10947 (mingw_format_attribute_overrides): Likewise.
10949 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10952 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10953 don't check cfa.reg. Instead of cfa.indirect use
10954 fde && fde->drap_reg != INVALID_REGNUM test.
10956 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10958 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10960 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10963 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10965 2009-07-03 Richard Guenther <rguenther@suse.de>
10967 PR tree-optimization/40640
10968 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10971 2009-07-03 Jan Hubicka <jh@suse.cz>
10973 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10974 for size, reduce amount of inlining.
10976 2009-07-03 Richard Guenther <rguenther@suse.de>
10978 PR middle-end/34163
10979 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10980 if t +- x is known to not overflow and the conversion widens the
10982 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10984 2009-07-03 Jan Hubicka <jh@suse.cz>
10986 * ipa-pure-const.c (analyze): Update loop optimizer init.
10987 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10988 try_remove_empty_loop, remove_empty_loops): Remove.
10989 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10990 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10991 to mark regular loops as neccesary.
10992 (degenerate_phi_p): New function.
10993 (propagate_necessity, remove_dead_phis): Use it.
10994 (forward_edge_to_pdom): Likewise.
10995 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10996 virtual PHI nodes that became unreachable.
10997 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10998 * tree-flow.h (remove_empty_loops): Remove.
10999 * passes.c (init_optimization_passes): Remove.
11001 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11003 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11004 can_create_pseudo_p.
11005 (*fix_trunc<mode>_i387_1): Ditto.
11006 (*floathi<mode>2_1): Ditto.
11007 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11008 (*fistdi2_1): Ditto.
11009 (*fist<mode>2_1): Ditto.
11010 (frndintxf2_floor): Ditto.
11011 (*fist<mode>2_floor_1): Ditto.
11012 (frndintxf2_ceil): Ditto.
11013 (*fist<mode>2_ceil_1): Ditto.
11014 (frndintxf2_trunc): Ditto.
11015 (frndintxf2_mask_pm): Ditto.
11016 (fxam<mode>2_i387_with_temp): Ditto.
11017 * config/i386/sse.md (mulv16qi3): Ditto.
11018 (*sse2_mulv4si3): Ditto.
11020 (sse4_2_pcmpestr): Ditto.
11021 (sse4_2_pcmpistr): Ditto.
11023 2009-07-03 Jan Hubicka <jh@suse.cz>
11025 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11026 (mark_stmt_necessary): Set it.
11027 (mark_operand_necessary): Set it.
11028 (mark_control_dependent_edges_necessary): Set it.
11029 (mark_virtual_phi_result_for_renaming): New function.
11030 (get_live_post_dom): New function.
11031 (forward_edge_to_pdom): New function.
11032 (remove_dead_stmt): Fix handling of control dependences.
11033 (tree_dce_init): Init new bitmap.
11034 (tree_dce_done): Free it.
11036 2009-07-02 Richard Guenther <rguenther@suse.de>
11039 * tree-ssa-structalias.c (new_var_info): Initialize
11042 2009-07-02 Jan Hubicka <jh@suse.cz>
11044 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11047 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11049 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11050 instead of recomputing it. Adjust calls.
11051 (emit_store_flag): Adjust recursive calls.
11053 2009-07-02 Richard Guenther <rguenther@suse.de>
11055 * tree-ssa-live.c (remove_unused_locals): Do not remove
11057 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11058 of DECL_EXTERNAL for HEAP variables.
11059 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11060 HEAP variables. Do not adjust RESTRICT vars.
11061 (find_what_var_points_to): Nobody cares if something
11062 points to READONLY.
11064 2009-07-02 Ben Elliston <bje@au.ibm.com>
11066 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11067 pc_low and pc_high declarations to the top of the function.
11069 2009-07-01 DJ Delorie <dj@redhat.com>
11071 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11072 registers as fixed.
11073 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11074 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11075 unspecified accesses to control registers.
11076 * config/mep/intrinsics.md: Regenerate.
11077 * config/mep/intrinsics.h: Regenerate.
11078 * config/mep/mep-intrin.h: Regenerate.
11080 2009-07-01 Anthony Green <green@moxielogic.com>
11082 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11083 instruction when possible.
11084 (moxie_expand_prologue): Ditto. Also, save an instruction and
11085 some complexity by popping off of $r12 instead of $sp.
11086 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11089 2009-07-01 Richard Henderson <rth@redhat.com>
11092 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11093 contained no insns, reposition note before last insn.
11095 2009-07-01 Richard Henderson <rth@redhat.com>
11098 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11099 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11101 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11104 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11105 darwin9 for printing reg addresses with %y.
11107 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11109 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11110 truncation from operands in binary operations.
11112 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11115 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11116 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11117 subreg of op0 to the original op0.
11119 * expmed.c (store_bit_field_1): Use a temporary as the destination
11120 instead of a paradoxical subreg when we need to truncate the result.
11122 2009-07-01 DJ Delorie <dj@redhat.com>
11124 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11125 names to VLIW variants.
11126 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11127 * config/mep/intrinsics.md: Regenerate.
11128 * config/mep/intrinsics.h: Regenerate.
11129 * config/mep/mep-intrin.h: Regenerate.
11131 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11134 * jump.c (returnjump_p): Revert last patch.
11135 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11137 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11140 * pa.md (casesi32p): Use jump table label to determine the offset
11142 (casesi64p): Likewise.
11144 * pa.c (forward_branch_p): Return bool type. Use instruction
11145 addresses when available. Assert that INSN has a jump label.
11146 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11149 2009-07-01 Richard Guenther <rguenther@suse.de>
11151 PR tree-optimization/19831
11152 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11153 that only act as barriers do not make any previous stores necessary.
11154 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11155 HEAP variables global, do not add a constraint from nonlocal.
11156 (find_func_aliases): Handle escapes through return statements.
11157 (compute_points_to_sets): Make escaped HEAP variables global.
11159 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11162 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11163 after reducing a DImode cstore to SImode.
11165 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11167 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11168 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11170 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11172 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11173 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11175 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11176 and umod_optab if TARGET_BSD_DIVMOD.
11177 * config/vax/lib1funcs.asm: New file.
11178 * config/vax/t-linux: New file.
11179 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11181 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11184 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11185 to type arguments that have void type.
11188 * dwarf2out.c (gen_formal_parameter_die): Call
11189 equate_decl_number_to_die if node is different from origin.
11191 2009-06-30 Anthony Green <green@moxielogic.com>
11193 Clean up moxie port for --enable-build-with-cxx.
11194 * config/moxie/moxie.c (moxie_function_value): First two
11195 parameters are const_tree, not tree.
11196 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11197 (REG_CLASS_NAMES): Ditto.
11198 (REGNO_REG_CLASS): Ditto.
11199 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11200 (moxie_function_value): Fix constyness of arguments.
11202 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11204 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11205 finalize_size_functions before further processing.
11206 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11207 (variable_size): Call self_referential_size on size expressions
11208 that contain a PLACEHOLDER_EXPR.
11209 (size_functions): New static variable.
11210 (copy_self_referential_tree_r): New static function.
11211 (self_referential_size): Likewise.
11212 (finalize_size_functions): New global function.
11213 * tree.c: Include tree-inline.h.
11214 (push_without_duplicates): New static function.
11215 (find_placeholder_in_expr): New global function.
11216 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11218 <tcc_expression>: Likewise.
11219 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11220 the call in the expression.
11221 * tree.h (finalize_size_functions): Declare.
11222 (find_placeholder_in_expr): Likewise.
11223 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11224 (substitute_placeholder_in_expr): Update comment.
11225 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11227 (copy_tree_body_r): Likewise.
11228 (copy_tree_body): New static function.
11229 (maybe_inline_call_in_expr): New global function.
11230 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11231 (maybe_inline_call_in_expr): Declare.
11232 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11233 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11236 2009-06-30 Richard Guenther <rguenther@suse.de>
11238 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11240 (propagate_necessity): Do not mark reaching defs of stores
11243 2009-06-30 Jan Hubicka <jh@suse.cz>
11245 * cfgloopanal.c (check_irred): Move into ...
11246 (mark_irreducible_loops): ... here; return true if ireducible
11248 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11249 (analyze_function): Try to prove loop finiteness.
11250 * cfgloop.h (mark_irreducible_loops): Update prototype.
11251 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11253 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11255 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11257 2009-06-30 Ira Rosen <irar@il.ibm.com>
11259 PR tree-optimization/40542
11260 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11263 2009-06-30 Martin Jambor <mjambor@suse.cz>
11265 PR tree-optimization/40582
11266 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11267 than useless_type_conversion_p.
11268 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11271 2009-06-30 Martin Jambor <mjambor@suse.cz>
11273 PR middle-end/40554
11274 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11276 2009-06-30 Richard Guenther <rguenther@suse.de>
11278 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11279 use ao_ref references.
11280 (walk_aliased_vdefs): Likewise.
11281 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11282 * tree-ssa-dce.c (struct ref_data): Remove.
11283 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11284 (mark_aliased_reaching_defs_necessary): Adjust.
11285 (mark_all_reaching_defs_necessary_1): Likewise.
11287 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11290 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11291 (emit_store_flag_1): Extract from emit_store_flag, adjust
11292 calls to (what now is) emit_cstore.
11293 (emit_store_flag): Call emit_store_flag_1 and also use it
11294 for what used to be recursive calls.
11296 2009-06-30 Wei Guozhi <carrot@google.com>
11299 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11300 if the target bb post dominates from bb.
11301 * config/i386/i386.c (memory_address_length): Check existence of base
11302 register before using it.
11304 2009-06-30 Nick Clifton <nickc@redhat.com>
11305 DJ Delorie <dj@redhat.com>
11307 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11308 __FMOVD_ENABLED__ is defined.
11310 (TARGET_FMOVD): Provide a default definition.
11311 (MASK_FMOVD): Likewise.
11312 (TARGET_CPU_CPP_BUILTINS): Define
11313 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11314 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11315 two fmov instructions depending upon whether TARGET_FMOVD is
11317 (split for DF load from memory into register): Also handle
11318 MEMs which consist of REG+DISP addressing.
11319 (split for DF store from register to memory): Likewise.
11320 * config/sh/sh.opt (mfmovd): Remove this switch.
11321 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11322 * config/sh/sh.c (sh_override_options): Do not automatically
11323 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11324 that to the -mfmovd command line switch.
11326 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11328 (fldi_ok): Always allow.
11329 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11331 2009-06-29 DJ Delorie <dj@redhat.com>
11333 * doc/install.texi (mep-x-elf): Correct chip's full name.
11335 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11337 * doc/extend.texi: Fix typo.
11339 2009-06-29 Tom Tromey <tromey@redhat.com>
11341 * dwarf2.h: Remove.
11342 * Makefile.in (DWARF2_H): New variable.
11343 (except.o): Use it.
11344 (dwarf2out.o): Likewise.
11345 (dwarf2asm.o): Likewise.
11346 * config/i386/t-i386: Use DWARF2_H.
11347 * except.c: Include elf/dwarf2.h.
11348 * unwind-dw2.c: Include elf/dwarf2.h.
11349 * dwarf2out.c: Include elf/dwarf2.h.
11350 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11351 <dtprel>: New field.
11352 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11353 (size_of_loc_descr): Likewise.
11354 (output_loc_operands_raw): Likewise.
11355 (output_loc_operands): Handle new dtprel field.
11356 (loc_checksum): Update.
11357 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11358 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11359 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11360 * dwarf2asm.c: Include elf/dwarf2.h.
11361 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11362 * config/mmix/mmix.c: Include elf/dwarf2.h.
11363 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11364 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11365 * config/sh/sh.c: Include elf/dwarf2.h.
11366 * config/i386/i386.c: Include elf/dwarf2.h.
11368 2009-06-29 DJ Delorie <dj@redhat.com>
11370 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11372 * doc/extend.texi: Add MeP attributes and pragmas.
11373 * doc/invoke.text: Add MeP Options.
11374 * doc/contrib.texi: Add MeP contribution.
11375 * doc/md.texi: Add MeP constraints.
11376 * doc/install.texi: Add MeP target.
11378 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11380 * target.h (struct gcc_target): Add frame_pointer_required field.
11381 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11382 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11383 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11385 * reload1.c (update_eliminables): (Ditto.).
11386 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11387 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11388 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11390 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11392 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11393 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11394 (arm_frame_pointer_required): New function.
11396 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11397 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11398 (avr_frame_pointer_required_p): Declare as static.
11399 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11401 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11402 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11403 (bfin_frame_pointer_required): Make as static, change return type
11405 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11407 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11408 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11409 (cris_frame_pointer_required): New function.
11411 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11413 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11414 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11415 (fr30_frame_pointer_required): New function.
11417 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11418 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11419 (frv_frame_pointer_required): Make as static, change return type
11421 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11423 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11424 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11425 (ix86_frame_pointer_required): Make as static, change return type to
11427 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11429 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11430 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11432 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11434 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11436 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11438 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11439 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11440 (mips_frame_pointer_required): Make as static.
11441 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11443 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11444 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11445 (mmix_frame_pointer_required): Mew function.
11447 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11448 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11450 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11452 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11454 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11456 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11457 (CAN_ELIMINATE): Redefine.
11458 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11459 (sparc_frame_pointer_required): New function.
11460 (sparc_can_eliminate): New function.
11461 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11463 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11464 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11466 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11467 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11468 (xtensa_frame_pointer_required): Make as static, change return type
11470 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11473 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11475 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11476 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11477 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11478 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11479 (register_callback): Handle PLUGIN_START_UNIT.
11480 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11482 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11484 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11486 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11487 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11489 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11491 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11494 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11496 * doc/extend.texi (Additional Floating Types): __float128 is also
11497 supported on i386 targets.
11499 2009-06-29 Richard Guenther <rguenther@suse.de>
11501 PR middle-end/14187
11502 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11504 (pt_solutions_same_restrict_base): Declare.
11505 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11507 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11508 (make_constraint_from, make_copy_constraint): Move earlier.
11509 (make_constraint_from_heapvar): New function.
11510 (make_constraint_from_restrict): Likewise.
11511 (handle_lhs_call): Use it.
11512 (find_func_aliases): Use it to track conversions to restrict
11513 qualified pointers.
11514 (struct fieldoff): Add only_restrict_pointers flag.
11515 (push_fields_onto_fieldstack): Initialize it.
11516 (create_variable_info_for): Track global restrict qualified pointers.
11517 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11518 Track restrict qualified pointer arguments.
11519 (set_uids_in_ptset): Use varinfo is_global_var flag.
11520 (find_what_var_points_to): Set the vars_contains_restrict flag.
11521 Always create the points-to solution for sets including restrict tags.
11522 (pt_solutions_same_restrict_base): New function.
11523 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11524 qualified pointers use pt_solutions_same_restrict_base as
11525 additional source for disambiguation.
11527 2009-06-29 Richard Guenther <rguenther@suse.de>
11529 PR middle-end/38212
11530 * alias.c (find_base_decl): Remove.
11531 (get_deref_alias_set_1): Remove restrict handling.
11532 * c-common.c (c_apply_type_quals_to_decl): Do not set
11533 DECL_POINTER_ALIAS_SET.
11534 * gimplify.c (find_single_pointer_decl_1): Remove.
11535 (find_single_pointer_decl): Likewise.
11536 (internal_get_tmp_var): Remove restrict handling.
11537 (gimple_regimplify_operands): Likewise.
11538 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11539 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11540 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11541 * tree.c (restrict_base_for_decl): Remove.
11542 (init_ttree): Do not allocate it.
11543 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11544 LABEL_DECL_UID for label decls.
11545 (copy_node_stat): Do not copy restrict information.
11546 (decl_restrict_base_lookup): Remove.
11547 (decl_restrict_base_insert): Likewise.
11548 (print_restrict_base_statistics): Likewise.
11549 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11550 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11551 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11552 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11553 (LABEL_DECL_UID): Adjust.
11554 (DECL_BASED_ON_RESTRICT_P): Remove.
11555 (DECL_GET_RESTRICT_BASE): Likewise.
11556 (SET_DECL_RESTRICT_BASE): Likewise.
11557 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11559 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11560 instead of DECL_POINTER_ALIAS_SET.
11561 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11562 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11563 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11565 2009-06-29 Richard Guenther <rguenther@suse.de>
11567 PR tree-optimization/40579
11568 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11569 the IL to simplify has constants that overflowed.
11571 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11573 PR tree-optimization/40550
11574 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11575 vector_compute_type only when the size of vector_compute_type is
11576 less than the size of type.
11578 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11580 * fold-const.c (contains_label_1): Fix comments.
11581 (contains_label_p): Do not walk trees multiple time.
11583 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11585 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11586 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11587 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11588 ix86_fp_comparison_operator.
11589 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11590 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11591 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11592 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11593 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11594 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11595 (related splits): Change predicate to ix86_fp_comparison_operator.
11596 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11597 instead of ix86_fp_comparison_codes.
11598 (ix86_trivial_fp_comparison_operator,
11599 ix86_fp_comparison_operator): New.
11600 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11601 (ix86_expand_compare): Eliminate last two parameters.
11602 (ix86_fp_jump_nontrivial_p): Kill.
11603 * config/i386/i386.c (put_condition_code): Eliminate call to
11604 ix86_fp_comparison_codes and subsequent assertion.
11605 (ix86_fp_comparison_codes): Eliminate.
11606 (ix86_fp_swap_condition): New.
11607 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11608 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11609 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11610 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11611 and ix86_fp_swap_condition.
11612 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11613 Use ix86_fp_comparison_strategy.
11614 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11615 (ix86_fp_jump_nontrivial_p): Eliminate.
11616 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11617 call to ix86_expand_compare.
11618 (ix86_split_fp_branch, ix86_expand_setcc,
11619 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11620 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11622 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11624 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11625 related to jump_clobbers.
11626 * config/arm/arm.md (conds): Remove jump_clob case.
11627 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11628 splits): Change comparison_operator to arm_comparison_operator.
11629 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11632 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11634 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11635 condition for floating point modes.
11636 * expmed.c (emit_store_flag_1): Move here a bigger part
11637 of emit_store_flag.
11638 (emit_store_flag): Try swapping the condition for floating point
11640 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11642 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11644 * expr.c (expand_expr_real_1): Just use do_store_flag.
11645 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11646 emit_store_flag_force.
11647 * expmed.c (emit_store_flag_force): Copy here trick
11648 previously in expand_expr_real_1. Try reversing the comparison.
11649 (emit_store_flag_1): Work if target is NULL.
11650 (emit_store_flag): Work if target is NULL, using the result mode
11651 from the comparison. Use split_comparison, restructure final part
11652 to simplify conditionals.
11654 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11656 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11657 * dojump.c (do_jump): Change handling of floating-point
11658 ops to use just do_compare_and_jump.
11659 (split_comparison): New.
11660 (do_compare_rtx_and_jump): Add here logic coming previously
11661 in do_jump, using split_comparison.
11663 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11666 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11668 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11670 * tree-ssa-alias.c: Fix unintentional commit.
11672 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11674 * passes.c (execute_one_pass): Fix unintentional commit.
11676 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11678 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11679 (df_rd_local_compute, df_md_local_compute): Inline them.
11681 (df_md_scratch): New.
11682 (df_md_alloc, df_md_free): Allocate/free it.
11683 (df_md_local_compute): Only include live registers in init.
11684 (df_md_transfer_function): Prune the in-set computed by
11685 the confluence function, and the gen-set too.
11687 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11689 PR rtl-optimization/26854
11690 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11691 * df-problems.c (df_rd_add_problem): Fix comment.
11692 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11693 df_md_simulate_artificial_defs_at_top,
11694 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11695 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11696 df_md_transfer_function, df_md_init, df_md_confluence_0,
11697 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11698 problem_MD, df_md_add_problem): New.
11699 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11700 df_md_get_bb_info): New.
11701 (DF_LAST_PROBLEM_PLUS1): Adjust.
11703 * Makefile.in (fwprop.o): Include domwalk.h.
11704 * fwprop.c: Include domwalk.h.
11705 (reg_defs, reg_defs_stack): New.
11706 (bitmap_only_bit_between): Remove.
11707 (process_defs): New.
11708 (process_uses): Use reg_defs and local_md instead of
11709 bitmap_only_bit_between and local_rd.
11710 (single_def_use_enter_block): New, from build_single_def_use_links.
11711 (single_def_use_leave_block): New.
11712 (build_single_def_use_links): Remove code moved to
11713 single_def_use_enter_block, invoke domwalk.
11714 (use_killed_between): Adjust comment.
11716 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11718 * bitmap.h (bitmap_ior_and_into): New.
11719 * bitmap.c (bitmap_ior_and_into): New.
11721 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11723 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11724 before_dom_children_before_stmts and after_dom_children_after_stmts.
11725 Rename the two remaining callbacks to just before_dom_children and
11726 after_dom_children. Remove other GIMPLE statement walking bits.
11727 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11728 * graphite.c: Do not include domwalk.h.
11729 * tree-into-ssa.c (interesting_blocks): New global.
11730 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11731 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11732 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11733 now that they're not domwalk callbacks.
11734 (rewrite_initialize_block): Rename to...
11735 (rewrite_enter_block): ... this, place after called functions. Test
11736 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11737 (rewrite_finalize_block): Rename to...
11738 (rewrite_leave_block): ... this, place after called functions.
11739 (rewrite_update_init_block): Rename to...
11740 (rewrite_update_enter_block): ... this, place after called functions.
11741 Test interesting_blocks, call rewrite_update_stmt and
11742 rewrite_update_phi_arguments.
11743 (rewrite_update_fini_block): Rename to...
11744 (rewrite_leave_block): ... this, place after called functions.
11745 (rewrite_blocks): Remove last argument, simplify initialization of
11747 (mark_def_sites_initialize_block): Rename to...
11748 (mark_def_sites_block): ... this, call mark_def_sites.
11749 (mark_def_sites_blocks): Remove argument, simplify initialization of
11751 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11752 (update_ssa): Likewise.
11753 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11755 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11756 (dom_opt_initialize_block): Rename to...
11757 (dom_opt_enter_block): ... this, place after called functions. Walk
11758 statements here, inline propagate_to_outgoing_edges.
11759 (dom_opt_finalize_block): Rename to...
11760 (dom_opt_leave_block): ... this, place after called functions.
11761 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11763 (dse_enter_block, dse_record_phi): New.
11764 (dse_record_phis): Delete.
11765 (dse_finalize_block): Rename to...
11766 (dse_leave_block): ... this.
11767 (tree_ssa_dse): Simplify initialization of walk_data.
11768 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11769 Adjust initialization of walk_data.
11770 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11771 * tree-ssa-loop-phiopt.c (get_non_trapping):
11772 Adjust initialization of walk_data.
11773 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11774 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11775 it's not a domwalk callback.
11776 (uncprop_initialize_block): Rename to...
11777 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11778 (dse_finalize_block): Rename to...
11779 (dse_leave_block): ... this.
11780 (tree_ssa_uncprop): Simplify initialization of walk_data.
11781 * Makefile.in: Adjust dependencies.
11783 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11785 * arm.md (casesi): Fix test for Thumb1.
11786 (thumb1_casesi_internal_pic): Likewise.
11787 (thumb1_casesi_dispatch): Likewise.
11789 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11791 * config/arm/arm-cores.def: Added core cortex-m0.
11792 * config/arm/arm-tune.md: Regenerated.
11793 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11795 2009-06-26 DJ Delorie <dj@redhat.com>
11797 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11799 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11800 the scheduler doesn't tag jump insns.
11802 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11804 * c-decl.c (merge_decls): Re-indent.
11806 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11809 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11810 Special-case decimal float constants.
11812 2009-06-26 Richard Henderson <rth@redhat.com>
11814 * function.h (struct function): Add cannot_be_copied_reason,
11815 and cannot_be_copied_set.
11816 * tree-inline.c (has_label_address_in_static_1): Rename from
11817 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11818 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11819 don't set inline_forbidden_reason.
11820 (copy_forbidden): New function, split out of inline_forbidden_p.
11821 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11822 (inline_forbidden_p): Use copy_forbidden.
11823 (tree_versionable_function_p): Likewise.
11824 (inlinable_function_p): Merge into tree_inlinable_function_p.
11825 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11826 * ipa-cp.c (ipcp_versionable_function_p): New function.
11827 (ipcp_cloning_candidate_p): Use it.
11828 (ipcp_node_modifiable_p): Likewise.
11830 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11832 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11833 that is marked not to be inlined. Remove flag_mudflap use.
11834 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11835 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11837 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11840 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11841 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11843 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11845 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11847 (__mingwthr_remove_key_dtor): Likewise.
11849 2009-06-26 Richard Guenther <rguenther@suse.de>
11851 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11853 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11855 PR middle-end/40525
11856 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11857 try the non-cond_exec path also.
11859 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11862 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11863 (output_cbranch): Use new functions.
11864 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11867 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11868 Pat Haugen <pthaugen@us.ibm.com>
11869 Revital Eres <ERES@il.ibm.com>
11871 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11872 for %c error. Add %x support to print VSX registers as a unified
11873 register set, instead of separate float and altivec registers.
11874 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11875 %y case, and add support for VSX pre-modify addresses.
11876 (output_toc): Add assert for CONST containing an integer constant
11878 (rs6000_adjust_cost): Add POWER7 support.
11879 (insn_must_be_first_in_group): Ditto.
11880 (insn_must_be_last_in_group): Ditto.
11881 (rs6000_emit_popcount): Ditto.
11882 (rs6000_vector_mode_supported_p): Ditto.
11884 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11885 Change some of the functions called by macros to being called
11886 through a pointer, so debug functions can be inserted if
11887 -mdebug=addr or -mdebug=cost.
11888 (rs6000_preferred_reload_class_ptr): Ditto.
11889 (rs6000_secondary_reload_class_ptr): Ditto.
11890 (rs6000_secondary_memory_needed_ptr): Ditto.
11891 (rs6000_cannot_change_mode_class_ptr): Ditto.
11892 (rs6000_secondary_reload_inner): Ditto.
11893 (rs6000_legitimize_reload_address): Ditto.
11894 (rs6000_legitimize_reload_address_ptr): Ditto.
11895 (rs6000_mode_dependent_address): Ditto.
11896 (rs6000_mode_dependent_address_ptr): Ditto.
11898 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11899 function to return true if the mode allows reg + integer
11901 (virtual_stack_registers_memory_p): New function to return true if
11902 the address refers to a virtual stack register.
11903 (rs6000_legitimate_offset_address_p): Move code to say whether a
11904 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11906 (rs6000_legitimate_address_p): Add checks for modes that only can
11907 do reg+reg addressing. Start adding VSX support.
11908 (rs6000_legitimize_reload_address): Ditto.
11909 (rs6000_legitimize_address): Ditto.
11910 (rs6000_debug_legitimate_address_p): New debug functions for
11911 -mdebug=addr and -mdebug=cost.
11912 (rs6000_debug_rtx_costs): Ditto.
11913 (rs6000_debug_address_costs): Ditto.
11914 (rs6000_debug_adjust_cost): Ditto.
11915 (rs6000_debug_legitimize_address): Ditto.
11916 (rs6000_legitimize_reload_address_ptr): Point to call normal
11917 function or debug function. Make functions called via pointer
11919 (rs6000_mode_dependent_address_ptr): Ditto.
11920 (rs6000_secondary_reload_class_ptr): Ditto.
11921 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11922 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11923 into a friendlier error.
11924 (rs6000_init_builtins): Add initial VSX support.
11925 (rs6000_adjust_cost): Fix some spacing issues.
11927 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11928 (REG_CLASS_NAMES): Ditto.
11929 (REG_CLASS_CONTENTS): Ditto.
11930 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11931 pointer, to add -mdebug=addr support.
11932 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11933 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11934 -mdebug=addr support.
11935 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11936 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11937 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11939 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11941 (bswapsi*): Set attribute types for load/store. Add combiner
11942 patterns to eliminate zero extend on 64-bit.
11943 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11944 stdbrx if the hardware supports those instructions.
11946 2009-06-25 Ian Lance Taylor <iant@google.com>
11948 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11949 (Link Options): Document -static-libstdc++.
11951 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11954 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11955 DATA_ALIGNMENT instead.
11957 2009-06-25 Richard Guenther <rguenther@suse.de>
11959 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11960 indirect references against the callused/escaped solutions.
11961 (call_may_clobber_ref_p_1): Likewise.
11963 2009-06-25 Martin Jambor <mjambor@suse.cz>
11965 PR tree-optimization/40493
11966 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11967 (enum unscalarized_data_handling): New type.
11968 (handle_unscalarized_data_in_subtree): Return what has been done.
11969 (load_assign_lhs_subreplacements): Handle left flushes differently.
11970 (sra_modify_assign): Use unscalarized_data_handling, simplified
11971 condition determining whether to remove the statement.
11973 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11975 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11976 excerpt - @ should be doubled for texinfo.
11978 2009-06-24 Ian Lance Taylor <iant@google.com>
11980 * config/arc/arc.c: Include "df.h".
11981 (arc_attribute_table): Make static. Move higher in file.
11982 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11983 (output_shift): Initialize n later to avoid warning.
11984 * config/arm/arm.c (arm_attribute_table): Make static. Move
11986 * config/avr/avr.c (avr_attribute_table): Make static. Move
11988 (reg_class_tab): Change array type from int to enum reg_class.
11989 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11991 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11992 (lshrhi3_out): Likewise.
11993 (class_likely_spilled_p): Change return type to bool.
11994 (avr_rtx_costs): Use local code variable with enum type.
11995 * config/avr/avr.md (movmemhi): Use add_reg_note.
11996 (andhi3, andsi3): Don't use AS2 with "and".
11997 (iorhi3, iorsi3): Don't use AS2 with "or".
11998 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11999 * config/crx/crx.c: Include "df.h".
12000 (crx_attribute_table): Make static.
12001 * config/m32r/m32r.c: Include "df.h".
12002 (m32r_attribute_table): Make static. Move higher in file.
12003 (pop): Use add_reg_note.
12004 (block_move_call): Change 0 to LCT_NORMAL in function call.
12005 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12006 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12007 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12008 declare, not just when TREE_CODE is defined.
12009 * config/m68hc11/m68hc11.c: Include "expr.h".
12010 (m68hc11_attribute_table): Make static. Move higher in file.
12011 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12013 (m68hc11_register_indirect_p): Likewise.
12014 (m68hc11_function_arg_padding): Change return type to enum
12016 (emit_move_after_reload): Use add_reg_note.
12017 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12018 (m68hc11_split_logical): Likewise.
12019 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12021 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12022 to VOIDmode in function call.
12023 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12025 (m68hc11_split_logical): Update declaration.
12026 (m68hc11_function_arg_padding): Update declaration.
12027 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12028 to array of enum reg_class.
12029 (mcore_attribute_table): Make static. Move higher in file.
12030 (mcore_rtx_costs): Add cast to enum type.
12031 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12032 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12033 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12035 * config/sh/predicates.md (trapping_target_operand): Rename and to
12037 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12039 * config/spu/spu.c (spu_attribute_table): Make static. Move
12041 * config/v850/v850.c (v850_attribute_table): Make static. Move
12043 (v850_rtx_costs): Use local code with enum type.
12044 (expand_epilogue): Add cast.
12045 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12047 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12050 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12051 -m2a-single-only and -m2a-nofpu.
12052 * config/sh/sh.opt: Document m2a generates FPU code.
12054 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12056 * defaults.h (CAN_ELIMINATE): Provide default.
12057 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12058 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12059 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12060 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12061 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12062 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12063 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12064 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12065 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12066 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12068 2009-06-24 DJ Delorie <dj@redhat.com>
12070 * mep-ext-cop.cpu: Fix copyright notice.
12071 * mep-default: Fix copyright notice.
12072 * mep-core: Fix copyright notice.
12073 * mep: Fix copyright notice.
12074 * mep-ivc2: Fix copyright notice.
12075 * mep-c5: Fix copyright notice.
12077 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12079 * doc/contrib.texi (Contributors):
12081 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12083 PR middle-end/40501
12084 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12085 src and dst operands if necessary.
12087 2009-06-23 DJ Delorie <dj@redhat.com>
12090 * config.gcc: Add mep support.
12091 * recog.c: Resurrect validate_replace_rtx_subexp().
12092 * recog.h: Likewise.
12093 * config/mep/: Add new port:
12094 * config/mep/constraints.md: New file.
12095 * config/mep/default.h: New file.
12096 * config/mep/intrinsics.h: New file.
12097 * config/mep/intrinsics.md: New file.
12098 * config/mep/ivc2-template.h: New file.
12099 * config/mep/mep-c5.cpu: New file.
12100 * config/mep/mep-core.cpu: New file.
12101 * config/mep/mep-default.cpu: New file.
12102 * config/mep/mep-ext-cop.cpu: New file.
12103 * config/mep/mep-intrin.h: New file.
12104 * config/mep/mep-ivc2.cpu: New file.
12105 * config/mep/mep-lib1.asm: New file.
12106 * config/mep/mep-lib2.c: New file.
12107 * config/mep/mep-pragma.c: New file.
12108 * config/mep/mep-protos.h: New file.
12109 * config/mep/mep-tramp.c: New file.
12110 * config/mep/mep.c: New file.
12111 * config/mep/mep.cpu: New file.
12112 * config/mep/mep.h: New file.
12113 * config/mep/mep.md: New file.
12114 * config/mep/mep.opt: New file.
12115 * config/mep/predicates.md: New file.
12116 * config/mep/t-mep: New file.
12118 2009-06-23 Ian Lance Taylor <iant@google.com>
12120 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12121 from loose_warn into c_loose_warn and from strict_warn into
12122 c_strict_warn. Set and substitute warn_cxxflags. Check for
12123 --enable-build-with-cxx. Set and substitute
12124 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12125 * Makefile.in (CXXFLAGS): New variable.
12126 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12127 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12128 the default is the same as $(STRICT_WARN).
12129 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12130 (CXX): New variable.
12131 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12132 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12133 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12134 (HOST_LIBS): New variable.
12135 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12136 (ALL_CXXFLAGS): New variable.
12137 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12138 * doc/install.texi (Configuration): Document
12139 --enable-build-with-cxx, --with-stage1-ldflags,
12140 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12141 * configure: Rebuild.
12143 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12145 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12146 from previous commit.
12148 2009-06-23 Ian Lance Taylor <iant@google.com>
12150 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12152 2009-06-23 Ian Lance Taylor <iant@google.com>
12154 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12155 with ATTRIBUTE_UNUSED.
12157 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12158 Pat Haugen <pthaugen@us.ibm.com>
12159 Revital Eres <eres@il.ibm.com>
12161 * config.in (HAVE_AS_POPCNTD): Add default definition.
12162 (HAVE_AS_LWSYNC): Ditto.
12164 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12166 (gcc_cv_as_powerpc_cmpb): Ditto.
12167 (gcc_cv_as_powerpc_dfp): Ditto.
12168 (gcc_cv_as_powerpc_vsx): Ditto.
12169 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12170 supporting the popcntd/lwsync instructions.
12171 (gcc_cv_as_powerpc_lwsync): Ditto.
12172 * configure: Regenerate.
12174 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12175 -mcpu=native and -mcpu=power7.
12176 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12178 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12179 a variable instead of a mask to reduce the number of mask bits.
12180 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12181 (-mbit-word): Ditto.
12182 (-mregnames): Ditto.
12183 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12184 (-mfused-madd): Ditto.
12186 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12188 (-mvsx): New switch for VSX instructions.
12189 (-misel): Move from a variable to a mask to allow it to be set by
12192 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12193 function declaration to an array declaration.
12194 (rs6000_hard_regno_nregs): New external array declaration.
12196 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12197 files included by rs6000.md.
12199 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12200 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12202 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12204 (rs6000_debug_reg): New -mdebug= variables.
12205 (rs6000_debug_addr): Ditto.
12206 (rs6000_debug_cost): Ditto.
12207 (rs6000_pmode): New variable to hold Pmode.
12208 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12209 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12210 calculated at compiler start.
12211 (rs6000_hard_regno_nregs): Change function to an array which holds
12212 HARD_REGNO_NREGS calculated at compiler start.
12213 (rs6000_explicit_options): Delete isel field.
12214 (rs6000_vector_unit): New array to hold which vector unit
12215 supports arithmetic options for a given type.
12216 (rs6000_vector_mem): New array to hold which vector unit supports
12217 memory reference operations for a given type.
12218 (rs6000_vector_align): New array to given the alignment of each
12220 (power7_cost): New basic costs for power7.
12221 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12222 (rs6000_hard_regno_nregs_internal): New function, moved from
12223 HARD_REGNO_NREGS, to calculate the number of registers each hard
12224 register takes for each type.
12225 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12226 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12227 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12228 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12229 unit information here so it is calculated once at compiler startup
12231 (rs6000_override_options): Make -misel a target mask. Add more
12232 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12233 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12235 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12236 (rs6000_handle_option): Move -misel from variable to target mask.
12237 (rs6000_builtin_mask_for_load): Add VSX support.
12238 (rs6000_conditional_register_usage): Ditto.
12239 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12240 (function_arg_boundary): Ditto.
12241 (rs6000_expand_builtin): Ditto.
12242 (def_builtin): Make abort message a little friendlier.
12243 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12245 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12246 assembler support the popcntd instruction instead of a vsx
12247 instruction to enable power7 support.
12248 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12249 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12250 option to the assembler if -mcpu=native.
12251 (ASM_CPU_NATIVE_SPEC): Ditto.
12252 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12254 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12255 the lwsync instruction.
12256 (enum processor_type): Add PROCESSOR_POWER7.
12257 (rs6000_debug_reg): New -mdebug= options.
12258 (rs6000_debug_addr): Ditto.
12259 (rs6000_debug_cost): Ditto.
12260 (rs6000_isel): Delete.
12261 (enum rs6000_vector): New enum to say what vector unit we have.
12262 (VECTOR_UNIT_*): New macros to say which vector unit has
12263 arithmetic operations for a given type.
12264 (VECTOR_MEM_*): New macros to say which vector unit has memory
12265 operations for a given type.
12266 (TARGET_LDBRX): Whether the machine supports the ldbrx
12268 (TARGET_ISEL): Delete, -misel moved to be a mask.
12269 (TARGET_ISEL64): New macro for 64-bit isel support.
12270 (UNITS_PER_VSX_WORD): New macro.
12271 (POINTER_SIZE): Move to be an external variable, rather than
12272 calculating whether we are generating 32 ot 64-bit code.
12274 (STACK_BOUNDARY): Add VSX support.
12275 (LOCAL_ALIGNMENT): Ditto.
12276 (SLOW_UNALIGNED_ACCESS): Ditto.
12277 (VSX_REGNO_P): New macro for VSX support.
12278 (VFLOAT_REGNO_P): Ditto.
12279 (VINT_REGNO_P): Ditto.
12280 (VLOGICAL_REGNO_P): Ditto.
12281 (VSX_VECTOR_MODE): Ditto.
12282 (VSX_SCALAR_MODE): Ditto.
12284 (VSX_MOVE_MODE): Ditto.
12285 (VSX_REG_CLASS_P): Ditto.
12286 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12288 (UNITS_PER_SIMD_WORD): Add VSX support.
12289 (MODES_TIEABLE_P): Ditto.
12290 (STARTING_FRAME_OFFSET): Ditto.
12291 (STACK_DYNAMIC_OFFSET): Ditto.
12292 (EPILOGUE_USES): Ditto.
12293 (REGNO_REG_CLASS): Move to array lookup.
12294 (CLASS_MAX_NREGS): Ditto.
12295 (rs6000_vector_reg_class): Add declaration.
12296 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12297 overlap with the floating point and Altivec registers.
12299 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12301 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12302 give the appropriate asm switches if -mcpu=native.
12303 (host_detect_local_cpu): Add support for "asm".
12304 (host_detect_local_cpu): Follow GNU code guidelines for name.
12306 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12307 -mbit-word to a variable instead of being a target mask.
12309 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12310 emit the lwsync instruction instead of emitting the instruction as
12311 an integer constant.
12313 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12314 fixuns_trundfsi2, move expander into rs6000.md.
12316 * config/rs6000/rs6000.md (cpu): Add power7.
12317 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12318 (logical predicate patterns): Change the single instruction
12319 primitives that set CR0 to be fast_compare instead of compare.
12321 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12322 (popcntddi2): Ditto.
12323 (popcount<mode>): Ditto.
12324 (floating multiply/add insns): Name the floating point
12325 multiply/add insns.
12326 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12327 (isel_unsigned_<mode>): Ditto.
12328 (fixuns_trundfsi2): Move expander here from spe.md.
12329 (smindi3): Define if we have -misel on 64-bit systems.
12334 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12336 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12338 * config/avr/avr.c (avr_current_device): New variable.
12339 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12340 (avr_arch, mcu_type_s): Move to avr.h.
12341 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12342 default_data_section_start fields.
12343 (avr_arch): Moved from avr.c.
12344 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12345 library_name fields.
12346 (avr_current_device, avr_mcu_types, avr_arch_types,
12347 avr_device_to_arch, avr_device_to_data_start,
12348 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12349 (EXTRA_SPEC_FUNCTIONS): Define.
12350 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12351 options mapping. Use device_to_arch and device_to_data_start insted.
12352 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12353 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12354 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12355 * config/avr/driver-avr.c: New file.
12356 * config/avr/avr-devices.c: New file.
12358 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12360 * var-tracking.c (unshare_variable): Force initialized to
12361 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12362 (set_variable_part): Likewise.
12363 (struct variable_union_info): Remove pos_src field.
12364 (vui_vec, vui_allocated): New variables.
12365 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12366 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12367 == 1 use a simpler sorting algorithm. Compute pos field right
12368 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12369 Avoid quadratic comparison if !flag_var_tracking_uninit.
12370 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12371 unshare_variable unconditionally.
12372 (dataflow_set_different_2): Removed.
12373 (dataflow_set_different): Don't traverse second hash table.
12374 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12375 unconditionally to var_reg_set or var_mem_set.
12376 (emit_notes_in_bb): Likewise.
12377 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12379 (emit_note_insn_var_location): Don't set initialized to
12380 VAR_INIT_STATUS_INITIALIZED early.
12381 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12383 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12385 * tree-object-size.c (addr_object_size): Instead of checking
12386 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12387 are no FIELD_DECLs following it.
12389 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12391 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12392 order to match bswaps with signed source operands.
12394 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12396 * sdbout.c (sdbout_one_type): Fix braces in switch.
12398 2009-06-23 Richard Guenther <rguenther@suse.de>
12400 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12402 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12403 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12404 var_callused, callused_tree, var_storedanything, storedanything_tree,
12405 var_integer, integer_tree): Remove global variables.
12406 (new_var_info): Do not pass new id, append the new var to the
12407 global variable vector.
12408 (do_ds_constraint): Use is_global_var member of the variable-info.
12409 (new_scalar_tmp_constraint_exp): Adjust.
12410 (create_function_info_for): Likewise.
12411 (create_variable_info_for): Likewise.
12412 (find_what_var_points_to): Remove dead code.
12413 (init_base_vars): Simplify.
12414 (compute_points_to_sets): Adjust.
12416 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12418 * combine.c (try_combine): Dump information about the insns we're
12421 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12423 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12424 check when calling force_to_mode on TRUNCATE's operand.
12426 2009-06-22 Ian Lance Taylor <iant@google.com>
12428 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12430 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12432 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12434 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12436 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12437 override library linkage flags such as -static-libgcc or
12440 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12442 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12444 2009-06-22 Ian Lance Taylor <iant@google.com>
12446 * config/linux.opt: Put mglibc ahead of muclibc.
12448 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12449 for duplicate decls.
12451 2009-06-22 Matthias Klose <doko@ubuntu.com>
12453 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12455 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12458 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12459 instead of NULL if a parser error occurs.
12461 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12463 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12464 non-DWARF2_DEBUGGING_INFO version.
12466 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12468 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12469 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12471 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12472 (LIBGCC2_TF_CEXT): Define.
12475 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12478 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12480 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12482 * config/arm/arm.c (arm_override_options): Disable
12483 -mcaller-super-interworking and -mcallee-super-interworking.
12484 * doc/invoke.texi (ARM Options): Document this.
12486 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12488 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12489 * config/arm/constraints.md (j): New constraint for movw operands.
12490 (N): Remove thumb2 meaning.
12491 * config/arm/arm.md (*arm_movw): Delete.
12492 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12493 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12494 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12496 2009-06-22 Martin Jambor <mjambor@suse.cz>
12498 PR tree-optimization/40492
12499 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12500 build_ref_for_offset.
12502 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12504 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12505 JUMP_TABLE_DATA_P predicates where applicable.
12506 * auto-inc-dec.c: Ditto.
12507 * builtins.c: Ditto.
12508 * caller-save.c: Ditto.
12510 * cfgcleanup.c: Ditto.
12511 * cfglayout.c: Ditto.
12513 * combine.c: Ditto.
12514 * combine-stack-adj.c: Ditto.
12518 * df-scan.c: Ditto.
12520 * dwarf2asm.c: Ditto.
12521 * dwarf2out.c: Ditto.
12522 * emit-rtl.c: Ditto.
12528 * function.c: Ditto.
12531 * genpreds.c: Ditto.
12532 * genrecog.c: Ditto.
12534 * ira-costs.c: Ditto.
12535 * ira-lives.c: Ditto.
12537 * loop-iv.c: Ditto.
12538 * lower-subreg.c: Ditto.
12539 * modulo-sched.c: Ditto.
12541 * postreload.c: Ditto.
12542 * print-rtl.c: Ditto.
12544 * reginfo.c: Ditto.
12545 * regmove.c: Ditto.
12546 * reload1.c: Ditto.
12549 * rtlanal.c: Ditto.
12551 * sched-vis.c: Ditto.
12553 * sel-sched-ir.c: Ditto.
12554 * simplify-rtx.c: Ditto.
12555 * targhooks.c: Ditto.
12556 * var-tracking.c: Ditto.
12557 * vmsdbgout.c: Ditto.
12559 2009-06-22 Matthias Klose <doko@ubuntu.com>
12561 * Makefile.in (install-plugin): Always use DESTDIR.
12563 2009-06-22 Olivier Hainque <hainque@adacore.com>
12565 * config/pa/pa.c (output_call): Don't optimize post call jumps
12566 into return address adjustments if the call may throw.
12568 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12570 * arm.c (thumb1_output_casesi): New function.
12571 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12572 optimizing for size or PIC.
12573 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12574 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12575 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12576 (thumb1_casesi_internal_pic): New expand rule.
12577 (thumb1_casesi_dispatch): New pattern.
12578 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12580 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12581 in the text seciton when PIC or optimizing for size.
12582 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12583 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12584 preservation properties of code.
12585 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12586 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12587 (__gnu_thumb1_case_si): New function.
12588 * t-arm (LIB1ASMSRC): Define here.
12589 (LIB1ASMFUNCS): Add some common functions.
12590 * t-arm-elf (LIB1ASMSRC): Delete.
12591 (LIB1ASMFUNCS): Append to existing set.
12592 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12593 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12594 * t-symbian (LIB1ASMFUNCS): Likewise.
12595 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12596 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12598 2009-06-21 Richard Guenther <rguenther@suse.de>
12600 PR tree-optimization/38729
12601 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12602 to loops with a single exit if -fno-expensive-optimizations.
12604 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12606 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12607 (dataflow_set): Change vars type from htab_t to shared_hash.
12608 (shared_hash_pool, empty_shared_hash): New variables.
12609 (vars_clear): Removed.
12610 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12611 shared_hash_find_slot_unshare, shared_hash_find_slot,
12612 shared_hash_find_slot_noinsert, shared_hash_find): New
12614 (shared_hash_unshare, shared_hash_destroy): New functions.
12615 (unshare_variable): Unshare set->vars if shared, use
12617 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12618 (get_init_value, find_src_set_src, dump_dataflow_set,
12619 clobber_variable_part, emit_notes_for_differences): Use
12621 (dataflow_set_init): Remove second argument, set vars to
12622 empty_shared_hash instead of creating a new htab.
12623 (dataflow_set_clear): Call shared_hash_destroy and set vars
12624 to empty_shared_hash instead of calling vars_clear.
12625 (dataflow_set_copy): Don't call vars_copy, instead just share
12626 the src htab with dst.
12627 (variable_union): Use shared_hash_*, use initially NO_INSERT
12628 lookup if set->vars is shared. Don't keep slot cleared before
12629 calling unshare_variable. Unshare set->vars if needed.
12630 Even ->refcount == 1 vars must be unshared if set->vars is shared
12631 and var needs to be modified.
12632 (variable_canonicalize): New function.
12633 (dataflow_set_union): If dst->vars is empty, just share src->vars
12634 with dst->vars and traverse with variable_canonicalize to canonicalize
12635 and unshare what is needed.
12636 (dataflow_set_different): If old_set and new_set use the same shared
12637 htab, they aren't different. If number of htab elements is different,
12638 htabs are different. Use shared_hash_*.
12639 (dataflow_set_destroy): Call shared_hash_destroy instead of
12641 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12642 second argument to dataflow_set_init.
12643 (vt_initialize): Likewise. Initialize shared_hash_pool and
12644 empty_shared_hash, move bb in/out initialization afterwards.
12645 Use variable_htab_free instead of NULL as changed_variables del hook.
12646 (variable_was_changed): Change type of second argument to pointer to
12647 dataflow_set. When inserting var into changed_variables, bump
12648 refcount. Unshare set->vars if set is shared htab and slot needs to
12650 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12651 lookup if set->vars is shared. Unshare set->vars if needed.
12652 Even ->refcount == 1 vars must be unshared if set->vars is shared
12653 and var needs to be modified. Adjust variable_was_changed caller.
12654 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12655 vars must be unshared if set->vars is shared and var needs to be
12656 modified. Adjust variable_was_changed caller.
12657 (emit_note_insn_var_location): Don't pool_free var.
12658 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12660 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12661 free_alloc_pool on shared_hash_pool.
12663 2009-06-20 Anthony Green <green@moxielogic.com>
12665 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12666 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12668 2009-06-20 Richard Guenther <rguenther@suse.de>
12670 * tree-ssa-structalias.c (find_func_aliases): For memset use
12671 a constraint from NULL if we memset to zero.
12672 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12673 we explicitly handle that do not read from memory.
12674 (call_may_clobber_ref_p_1): Properly handle builtins that may
12677 2009-06-20 Richard Guenther <rguenther@suse.de>
12679 PR tree-optimization/40495
12680 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12681 (new_scalar_tmp_constraint_exp): New function.
12682 (process_constraint): Do not create temporary decls.
12683 (process_all_all_constraints): Likewise.
12684 (handle_const_call): Likewise.
12685 (create_function_info_for): Do not set decl.
12687 2009-06-19 Ian Lance Taylor <iant@google.com>
12689 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12690 (rs6000_attribute_table): Make static; move before use.
12692 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12694 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12695 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12696 Propagate the TREE_READONLY flag without overwriting it.
12697 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12698 Propagate the TREE_READONLY flag onto the result.
12699 (process_call_operands): Move around. Use correct constant value.
12701 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12704 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12705 * config/arm/arm.md: Likewise.
12707 2009-06-19 Ian Lance Taylor <iant@google.com>
12709 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12710 to GIMPLE_ERROR_MARK.
12712 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12713 op2_original_type parameters. Warn about using different enum types.
12714 * c-parser.c (c_parser_conditional_expression): Pass original
12715 types to build_conditional_expr.
12716 * c-tree.h (build_conditional_expr): Update declaration.
12718 2009-06-19 Ian Lance Taylor <iant@google.com>
12720 * config/i386/i386.c (ix86_function_specific_save): Test that
12721 fields match values, rather than testing the values are in a
12724 2009-06-19 Richard Guenther <rguenther@suse.de>
12726 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12727 ADDR_EXPR pointers.
12728 (ptr_derefs_may_alias_p): Likewise.
12729 (ptr_deref_may_alias_ref_p_1): New function.
12730 (ptr_deref_may_alias_ref_p): Likewise.
12731 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12732 covered by looking at the ESCAPED solution.
12733 (call_may_clobber_ref_p_1): Likewise.
12734 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12735 Handle NULL_TREE offset. Do not produce redundant constraints.
12736 (process_all_all_constraints): New helper function.
12737 (do_structure_copy): Use it.
12738 (handle_lhs_call): Likewise.
12739 (find_func_aliases): Handle some builtins with pointer arguments
12740 and/or return values explicitly.
12742 2009-06-19 Ian Lance Taylor <iant@google.com>
12744 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12746 2009-06-19 Ian Lance Taylor <iant@google.com>
12748 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12750 2009-06-19 Ian Lance Taylor <iant@google.com>
12752 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12753 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12756 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12757 uninitialized const.
12759 2009-06-19 Ian Lance Taylor <iant@google.com>
12761 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12764 * c-decl.c (in_struct, struct_types): Remove.
12765 (struct c_binding): Add in_struct field.
12766 (c_binding_ptr): Define type, along with VEC.
12767 (struct c_struct_parse_info): Define.
12768 (struct_parse_info): New static variable.
12769 (bind): Initialize in_struct field.
12770 (start_struct): Remove enclosing_in_struct and
12771 enclosing_struct_types parameters. Add
12772 enclosing_struct_parse_info parameter. Change all callers. Set
12773 struct_parse_info rather than in_struct and struct_types.
12774 (grokfield): If -Wc++-compat and there is a symbol binding for the
12775 field name, set the in_struct flag and push it on the
12776 struct_parse_info->fields vector.
12777 (warn_cxx_compat_finish_struct): New static function.
12778 (finish_struct): Remove enclosing_in_struct and
12779 enclosing_struct_types parameters. Add
12780 enclosing_struct_parse_info parameter. Change all callers. Don't
12781 set C_TYPE_DEFINED_IN_STRUCT here. Call
12782 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12783 parameter. Only push on struct_types if warn_cxx_compat.
12784 (finish_enum): Only push on struct_types if warn_cxx_compat.
12785 (declspecs_add_type): Add loc parameter. Change all callers.
12786 Change all error calls to error_at. Pass loc, not input_location,
12787 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12788 defined in a struct. If -Wc++-compat and parsing a struct, record
12789 that a typedef name was used.
12790 * c-parser.c (c_parser_declspecs): Get location to pass to
12791 declspecs_add_type.
12792 (c_parser_struct_or_union_specifier): Update calls to start_struct
12794 * c-tree.h (struct c_struct_parse_info): Declare.
12795 (finish_struct, start_struct): Update declarations.
12796 (declspecs_add_type): Update declaration.
12798 2009-06-19 Ian Lance Taylor <iant@google.com>
12800 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12801 variable with an anonymous type.
12803 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12805 * see.c: Remove for real.
12807 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12809 * optabs.h (enum optab_index): Add new OTI_significand.
12810 (significand_optab): Define corresponding macro.
12811 * optabs.c (init_optabs): Initialize significand_optab.
12812 * genopinit.c (optabs): Implement significand_optab using
12813 significand?f2 patterns.
12814 * builtins.c (expand_builtin_mathfn): Handle
12815 BUILT_IN_SIGNIFICAND{,F,L}.
12816 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12817 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12819 * config/i386/i386.md (significandxf2, significand<mode>2): New
12820 expanders to implement significandf, significand and significandl
12821 built-ins as inline x87 intrinsics.
12823 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12825 * config/avr/avr.c (avr_override_options): Remove setting value of
12826 PARAM_INLINE_CALL_COST.
12828 2009-06-18 Richard Henderson <rth@redhat.com>
12831 * tree-pass.h (TDF_ASMNAME): New.
12832 * tree-dump.c (dump_options): Add asmname.
12833 * doc/invoke.texi: Document it.
12835 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12836 (dump_decl_name): ...here.
12837 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12838 (dump_generic_node): Update dump_function_name calls.
12839 (print_call_name): New flags arg; update all dump calls.
12840 * diagnostic.h (print_call_name): Update.
12841 * gimple-pretty-print.c (dump_gimple_call): Update.
12843 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12846 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12848 2009-06-18 Diego Novillo <dnovillo@google.com>
12850 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12851 * plugin.c (str_license): Declare.
12852 (try_init_one_plugin): Assert that the symbol
12853 'plugin_is_GPL_compatible' exists.
12855 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12858 * Makefile.in (OBJS-common): Remove see.o.
12860 * common.opt (fsee): Mark as preserved for backward compatibility.
12861 * opts.c (common_handle_option): Add OPT_fsee to the backward
12862 compatibility section.
12863 * passes.c (init_optimization_passes, pass_see): Remove pass.
12864 * timevar.def (TV_SEE): Remove.
12865 * tree-pass.h (pass_see): Remove declaration.
12866 * doc/invoke.texi (-fsee): Remove documentation.
12868 2009-06-18 Martin Jambor <mjambor@suse.cz>
12870 * tree-sra.c: Include statistics.h
12871 (sra_stats): New variable.
12872 (sra_initialize): Clear sra_stats.
12873 (create_access_replacement): Increment sra_stats.replacements.
12874 (get_access_replacement): Do not return twice.
12875 (analyze_all_variable_accesses): Increment statistics counter by the
12876 number of scalarized aggregates.
12877 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12878 (sra_modify_expr): Increment sra_stats.exprs.
12879 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12880 (sra_modify_assign): Increment sra_stats.exprs,
12881 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12882 (perform_intra_sra): Update statistics counters.
12883 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12885 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12887 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12888 (arm_scalar_mode_supported_p): New function.
12890 2009-06-18 Paul Brook <paul@codesourcery.com>
12891 Sandra Loosemore <sandra@codesourcery.com>
12893 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12894 (__extendhfsf2, __truncsfhf2): Define.
12895 * config/arm/fp16.c: New file.
12896 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12897 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12899 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12901 * doc/extend.texi (Half-Precision): New section.
12902 * doc/invoke.texi (Option Summary): List -mfp16-format.
12903 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12904 * config/arm/arm.opt (mfp16-format=): New.
12905 * config/arm/arm.c: Include intl.h.
12906 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12907 (TARGET_INVALID_RETURN_TYPE): Redefine.
12908 (TARGET_PROMOTED_TYPE): Redefine.
12909 (TARGET_CONVERT_TO_TYPE): Redefine.
12910 (arm_fp16_format): Define.
12911 (all_fpus): Add entry for neon-fp16.
12912 (fp_model_for_fpu): Likewise.
12913 (struct fp16_format): Declare.
12914 (all_fp16_formats): Define.
12915 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12917 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12919 (arm_legitimate_index_p): Treat HFmode like HImode.
12920 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12921 (coproc_secondary_reload_class): Special-case HFmode.
12922 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12923 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12924 (arm_init_fp16_builtins): New.
12925 (arm_init_builtins): Call it.
12926 (arm_invalid_parameter_type): New.
12927 (arm_invalid_return_type): New.
12928 (arm_promoted_type): New.
12929 (arm_convert_to_type).
12930 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12932 (arm_emit_fp16_const): New function.
12933 (arm_mangle_type): Mangle __fp16 as "Dh".
12934 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12936 (TARGET_NEON_FP16): New.
12937 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12938 (enum fputype): Add FPUTYPE_NEON_FP16.
12939 (enum arm_fp16_format_type): Declare.
12940 (arm_fp16_format): Declare.
12941 (LARGEST_EXPONENT_IS_NORMAL): Define.
12942 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12943 * config/arm/arm-modes.def (HFmode): Define.
12944 * config/arm/vfp.md: (*movhf_vfp): New.
12945 (extendhfsf2): New.
12947 * config/arm/arm.md: (fpu): Add neon_fp16.
12948 (floatsihf2, floatdihf2): New.
12949 (fix_trunchfsi2, fix_trunchfdi2): New.
12951 (extendhfdf2): New.
12953 (*arm32_movhf): New.
12954 (*thumb1_movhf): New.
12955 (consttable_2): Add check for HFmode constants.
12956 (consttable_4): Handle HFmode constants.
12958 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12960 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12962 2009-06-17 Olivier Hainque <hainque@adacore.com>
12964 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12965 const char ** conversion in AIX specific section.
12967 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12969 * config/i386/i386.c (ix86_special_builtin_type): Remove
12970 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12971 (bdesc_special_args): Updated.
12972 (ix86_init_mmx_sse_builtins): Likewise.
12973 (ix86_expand_special_args_builtin): Likewise.
12975 2009-06-17 Richard Henderson <rth@redhat.com>
12977 * tree-pretty-print.c (maybe_dump_asm_name): New.
12978 (dump_decl_name): Use it.
12979 (PRINT_FUNCTION_NAME): Merge into...
12980 (dump_function_name): ... here. Use maybe_dump_asm_name.
12982 2009-06-17 Cary Coutant <ccoutant@google.com>
12984 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12986 * debug.c (struct gcc_debug_hooks): Change placeholder for
12988 (debug_nothing_int_charstar_int): Replaced by...
12989 (debug_nothing_int_charstar_int_bool): ...this.
12990 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12991 source_line prototype.
12992 (debug_nothing_int_charstar_int): Replaced by...
12993 (debug_nothing_int_charstar_int_bool): ...this.
12994 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12995 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12996 Output is_stmt operand when necessary.
12997 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12998 (notice_source_line): Add is_stmt parameter.
12999 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13000 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13002 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13003 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13005 2009-06-17 Ian Lance Taylor <iant@google.com>
13007 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13009 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13012 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13014 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13015 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13016 tree_strip_sign_nop_conversions and
13017 tree_ssa_strip_useless_type_conversions rather than stripping
13018 the operations here.
13019 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13021 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13022 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13023 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13024 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13027 2009-06-17 Michael Eager <eager@eagercon.com>
13029 * config/rs6000/constraints.md (register_constraint "d"): New.
13030 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13031 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13032 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13033 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13034 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13035 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13036 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13037 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13038 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13039 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13041 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13042 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13043 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13044 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13045 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13046 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13047 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13048 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13049 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13050 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13051 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13052 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13053 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13054 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13056 2009-06-16 Ian Lance Taylor <iant@google.com>
13058 * profile.c (total_num_never_executed): Don't define.
13059 (compute_branch_probabilities): Don't count or print
13060 num_never_executed.
13061 (init_branch_prob): Don't set total_num_never_executed.
13062 (end_branch_prob): Don't print total_num_never_executed.
13064 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13066 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13068 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13070 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13071 (nabstd2_fpr): Same.
13073 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13075 * expr.c (expand_assignment): Change complex type check.
13077 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13079 * doc/plugins.texi (Building GCC plugins): Added new section.
13081 2009-06-17 Ian Lance Taylor <iant@google.com>
13083 * c-pch.c (get_ident): Don't set size of templ array.
13084 (pch_init): Don't set size of partial_pch array.
13086 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13087 string constant to intialize an array whose size is the length of
13090 2009-06-17 Richard Guenther <rguenther@suse.de>
13092 PR tree-optimization/40389
13093 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13094 to addressable types.
13095 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13097 2009-06-17 Richard Guenther <rguenther@suse.de>
13099 PR middle-end/40460
13100 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13101 if there is no evolution of left in the loop bail out.
13102 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13103 chrec_fold_multiply.
13105 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13106 Janis Johnson <janis187@us.ibm.com>
13109 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13110 for the symbol ref of a constant that is the source of a move
13111 - nor for any other not-obvious-label-ref constants.
13113 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13115 * plugin.c (position_pass): Skip newly inserted pass during list
13116 traversal to avoid repeated insertion.
13118 2009-06-16 Ian Lance Taylor <iant@google.com>
13120 * vec.h (VEC_stack_alloc): Define different version if
13121 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13122 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13123 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13124 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13126 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13128 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13130 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13131 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13132 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13133 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13134 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13135 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13136 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13137 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13138 __builtin_ia32_rdtscp.
13139 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13140 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13141 and __builtin_ia32_rorhi.
13142 (ix86_init_mmx_sse_builtins): Handle 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 (ix86_expand_args_builtin): Likewise.
13146 (ix86_expand_special_args_builtin): Likewise.
13148 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13149 (UNSPECV_RDTSC): Likewise.
13150 (UNSPECV_RDPMC): Likewise.
13151 (*bsr): Renamed to ...
13153 (*bsr_rex64): Renamed to ...
13156 (*rdpmc): Likewise.
13157 (*rdpmc_rex64): Likewise.
13159 (*rdtsc): Likewise.
13160 (*rdtsc_rex64): Likewise.
13161 (rdtscp): Likewise.
13162 (*rdtscp): Likewise.
13163 (*rdtscp_rex64): Likewise.
13165 * config/i386/ia32intrin.h: New.
13167 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13169 2009-06-16 Ian Lance Taylor <iant@google.com>
13171 * ira-build.c (copy_info_to_removed_store_destinations):
13172 Initialize parent_a.
13174 2009-06-16 Ian Lance Taylor <iant@google.com>
13176 * c-decl.c (grokdeclarator): Change size_varies to bool.
13178 2009-06-16 Ian Lance Taylor <iant@google.com>
13180 * sel-sched.c: Make forward declarations of move_op_hooks and
13181 fur_hooks explicitly extern.
13183 2009-06-16 Ian Lance Taylor <iant@google.com>
13185 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13186 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13188 2009-06-16 Ian Lance Taylor <iant@google.com>
13190 * resource.c (mark_referenced_resources): Change
13191 include_delayed_effects parameter to bool. Change all callers.
13192 (mark_end_of_function_resources): Likewise.
13193 * reorg.c (insn_references_resource_p): Likewise.
13194 (insn_sets_resource_p): Likewise.
13195 * resource.h (mark_referenced_resources): Update declaration.
13196 (mark_end_of_function_resources): Update declaration.
13198 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13200 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13202 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13204 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13205 GCC can bootstrap on AIX with GNU Binutils 2.20.
13207 2009-06-16 Ian Lance Taylor <iant@google.com>
13209 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13211 2009-06-16 Ian Lance Taylor <iant@google.com>
13213 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13214 inline, not extern inline.
13215 (exact_log2): Likewise.
13216 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13218 (exact_log2): Likewise, but don't test CTZ_HWI.
13220 2009-06-16 Ian Lance Taylor <iant@google.com>
13222 * bitmap.c (bitmap_clear): Don't declare as inline.
13223 * gimple.c (gimplify_assign): Likewise.
13224 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13225 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13226 (sched_scan_info): Remove duplicate definition.
13228 2009-06-16 Ian Lance Taylor <iant@google.com>
13230 * c-common.c (skip_evaluation): Don't define.
13231 (c_inhibit_evaluation_warnings): Define global variable.
13232 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13233 than skip_evaluation.
13234 (convert_and_check, warn_for_div_by_zero): Likewise.
13235 * c-common.h (skip_evaluation): Don't declare.
13236 (c_inhibit_evaluation_warnings): Declare.
13237 * c-parser.c (c_parser_typeof_specifier): Set
13238 c_inhibit_evaluation_warnings rather than skip_evaluation.
13239 (c_parser_conditional_expression): Likewise.
13240 (c_parser_binary_expression): Likewise.
13241 (c_parser_sizeof_expression): Likewise.
13242 (c_parser_alignof_expression): Likewise.
13243 * c-typeck.c (build_indirect_ref): Check
13244 c_inhibit_evaluation_warnings rather than skip_evaluation.
13245 (build_conditional_expr, build_binary_op): Likewise.
13247 2009-06-16 Richard Guenther <rguenther@suse.de>
13249 * tree-ssa-alias.c (is_escape_site): Remove.
13250 * tree-ssa-alias.h (enum escape_type): Remove.
13251 (is_escape_site): Likewise.
13252 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13253 via casts and asms without deferring to is_escape_site.
13255 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13257 PR middle-end/40446
13258 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13259 use gen_lowpart if op0 has complex mode.
13261 2009-06-16 Richard Guenther <rguenther@suse.de>
13263 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13264 variables add them to ESCAPED.
13265 (find_func_aliases): Do not make all indirectly stored values escaped.
13267 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13269 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13270 make_decl_one_only.
13272 2009-06-16 Martin Jambor <mjambor@suse.cz>
13274 PR tree-optimization/40432
13275 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13276 check whether we need to force gimple register operand.
13278 2009-06-16 Martin Jambor <mjambor@suse.cz>
13280 PR tree-optimization/40413
13281 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13282 build_ref_for_offset.
13283 (propagate_subacesses_accross_link): Fix a typo in a comment.
13285 2009-06-16 Ira Rosen <irar@il.ibm.com>
13287 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13288 with additional parameter.
13289 * tree-vectorizer.h (enum vect_def_type): Add new value
13291 (enum vect_relevant): Add comments.
13292 (vect_is_simple_reduction): Add new argument.
13293 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13294 Detect nested cycles.
13295 (vect_is_simple_reduction): Update documentation, add an argument to
13296 distinguish inner-loop reduction from nested cycle, detect nested
13297 cycles, fix printings and indentation, don't swap operands in case
13299 (get_initial_def_for_reduction): Handle subtraction.
13300 (vect_create_epilog_for_reduction): Add new argument to specify
13301 reduction variable.
13302 (vect_finalize_reduction): Handle subtraction, fix comments.
13303 (vectorizable_reduction): Handle nested cycles. In case of nested
13304 cycle keep track of the reduction variable position. Call
13305 vect_is_simple_reduction with additional parameter. Use original
13306 statement code in reduction epilogue for nested cycle. Call
13307 vect_create_epilog_for_reduction with additional parameter.
13308 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13309 inner-loop vectorization.
13310 (vect_recog_widen_sum_pattern): Likewise.
13311 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13313 (vect_mark_stmts_to_be_vectorized): Likewise.
13314 (vect_get_vec_def_for_operand): Handle nested cycles.
13316 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13318 * doc/invoke.texi (Debugging Options): Fix option index entries
13319 for -fdump-statistics, -frandom-seed add entries for
13320 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13321 (FRV Options): Fix entries for -mTLS, -mtls.
13322 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13323 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13324 (M68hc1x Options): Fix @itemx for -mnominmax.
13325 (MCore Options): Fix entry for -mno-lsim.
13326 (MMIX Options): Fix entry for -mabi=mmixware.
13327 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13329 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13331 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13332 Mention the plugin mode of gengtype.
13333 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13334 * gengtype.c: Updated copyright.
13335 (plugin_files, nb_plugin_files) Added new static variables.
13336 (measure_input_list) Care about plugin_files.
13337 (write_rtx_next): Added early return in plugin mode.
13338 (create_file): Updated copyright year in generated file. Added
13340 (oprintf): Added early return if NULL outf.
13341 (get_output_file_with_visibility): Care of plugin_files.
13342 (get_output_file_name): May return null.
13343 (write_local): Added early return.
13344 (put_mangled_filename): Ditto.
13345 (finish_root_table): Added check for base_files.
13346 (write_roots): Care about null when plugins.
13347 (main): Added plugin mode.
13349 2009-06-15 Ian Lance Taylor <iant@google.com>
13351 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13352 * gcov.c (read_count_file): Add braces around variables declared
13355 * c.opt (Wjump-misses-init): New warning.
13356 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13357 -Wall and -Wc++-compat if not already set.
13358 (c_common_post_options): Clear warn_jump_misses_init if it was not
13360 * c-decl.c (struct c_binding): Change type field to a union with
13361 new label field. Make it the first field in the struct. Update
13362 references to type to use u.type instead.
13363 (struct c_spot_bindings): Define.
13364 (struct c_goto_bindings): Define.
13365 (c_goto_bindings_p): Define, along with VECs.
13366 (struct c_label_vars): Define.
13367 (struct c_scope): Add has_label_bindings field.
13368 (bind_label, set_spot_bindings): New static functions.
13369 (decl_jump_unsafe, update_spot_bindings): New static functions.
13370 (update_label_decls): New static function.
13371 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13372 Update binding u.label field to shadowed field.
13373 (c_binding_start_stmt_expr): New function.
13374 (c_binding_end_stmt_expr): New function.
13375 (pushdecl): Don't call c_begin_vm_scope.
13376 (make_label): Add defining and p_label_vars parameters. Change
13378 (lookup_label): Correct test for whether a label has not yet been
13379 defined. Call bind_label rather than bind.
13380 (warn_about_goto): New static function.
13381 (lookup_label_for_goto): New function.
13382 (declare_label): Call bind_label rather than bind.
13383 (check_earlier_gotos): New static function.
13384 (define_label): Don't give errors about jumping into statement
13385 expressions or scopes of variably modified types. Call
13386 set_spot_bindings and check_earlier_gotos. Call bind_label
13387 instead of bind. Don't set label_context_stack_se or
13388 label_context_stack_vm.
13389 (c_get_switch_bindings): New function.
13390 (c_release_switch_bindings): New function.
13391 (c_check_switch_jump_warnings): New function.
13392 (start_function): Don't set label_context_stack_se or
13393 label_context_stack_vm.
13394 (finish_function): Likewise.
13395 * c-typeck.c (label_context_stack_se): Don't define.
13396 (label_context_stack_vm): Don't define.
13397 (c_finish_goto_label): Call lookup_label_for_goto rather than
13398 lookup_label. Don't give errors about jumping into a statement
13399 expression or the scope of a variably modified type. Don't set
13400 label_context_stack_se or label_context_stack_vm.
13401 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13402 fields. Add bindings field.
13403 (c_start_case): Don't set deleted fields. Set bindings field.
13404 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13405 or blocked_vm. Call c_check_switch_jump_warnings.
13406 (c_finish_case): Don't test blocked_stmt_expr field. Call
13407 c_release_switch_bindings.
13408 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13409 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13410 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13411 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13412 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13413 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13414 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13415 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13416 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13417 (C_DECL_UNJUMPABLE_VM): Don't define.
13418 (C_DECL_UNDEFINABLE_VM): Don't define.
13419 (struct c_label_list): Don't define.
13420 (struct c_label_context_se): Don't define.
13421 (struct c_label_context_vm): Don't define.
13422 (struct c_spot_bindings): Declare.
13423 (c_bindings_start_stmt_expr): Declare.
13424 (c_bindings_end_stmt_expr): Declare.
13425 (lookup_label_for_goto): Declare.
13426 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13427 (c_check_switch_jump_warnings): Declare.
13428 (label_context_stack_se, label_context_stack_vm): Don't declare.
13429 (c_finish_goto_label): Update declaration.
13430 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13431 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13432 (Warning Options): Document -Wjump-misses-init.
13434 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13436 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13439 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13441 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13443 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13445 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13447 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13449 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13451 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13453 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13454 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13455 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13456 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13457 * dwarf2asm.c (dw2_force_const_mem): Update call to
13458 make_decl_one_only.
13459 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13460 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13461 * langhooks.c (lhd_comdat_group): Remove.
13462 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13463 * tree.h (DECL_COMDAT_GROUP): New.
13464 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13465 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13466 (make_decl_one_only): Change signature.
13467 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13468 make_decl_one_only.
13469 (make_decl_one_only): Change signature.
13470 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13472 2009-06-15 Richard Guenther <rguenther@suse.de>
13474 PR middle-end/40439
13475 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13477 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13479 * tree-ssa-math-opts.c: Remove extra divide.
13481 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13483 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13485 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13487 * passes.c: Add bswap pass.
13488 * tree-pass.h: Add pass_optimize_bswap declaration.
13489 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13490 Include rtl.h, expr.h and optabs.h for optab_handler check.
13491 (struct symbolic_number, pass_optimize_bswap): New definition.
13492 (do_shift_rotate, verify_symbolic_number_p): New functions.
13493 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13494 (gate_optimize_bswap): New function.
13495 * tree.c (widest_int_cst_value): New function.
13496 * tree.h (widest_int_cst_value): Prototype added.
13498 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13500 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13501 REG_EQUAL/REG_EQUIV notes.
13503 2009-06-14 Richard Guenther <rguenther@suse.de>
13505 PR middle-end/40389
13506 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13507 has its address taken if NRV was applied and it is addressable.
13508 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13509 function split out from ...
13510 (get_constraint_for_1): ... here.
13511 (handle_rhs_call): Use it to mark the return slot escaped if
13512 it is addressable and NRV was applied.
13514 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13516 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13517 Change first argument type to location_t.
13518 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13519 Do not set input_location.
13520 Use loc instead of input_location throughout.
13522 2009-06-13 Richard Guenther <rguenther@suse.de>
13524 PR tree-optimization/40421
13525 * tree-predcom.c (should_unroll_loop_p): Remove.
13526 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13528 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13530 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13531 Add location argument.
13533 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13535 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13537 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13538 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13539 * config/spu/spu-protos.h: Add location to
13540 spu_resolve_overloaded_builtin.
13541 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13542 spu_build_builtin_va_list.
13543 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13544 argument. Pass location to build_function_call_vec.
13545 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13547 (emit_fpu_switch): Same.
13548 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13549 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13550 to build_decl and create_artificial_label.
13551 (xtensa_gimplify_va_arg_expr): Same.
13552 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13553 (xstormy16_gimplify_va_arg_expr): Same.
13554 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13555 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13556 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13557 (mips16_build_function_stub): Same.
13558 (mips16_build_call_stub): Same.
13560 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13563 * arm/constraints.md (Pa, Pb): New constraints.
13564 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13565 split pattern to deal with them.
13567 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13569 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13570 fix index entry for -Xpreprocessor.
13572 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13574 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13575 Add location argument to build_decl call.
13576 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13577 (rs6000_init_builtins): Same.
13578 (spe_init_builtins): Same.
13579 (rs6000_gimplify_va_arg): Add location argument to
13580 create_artificial_label call.
13582 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13584 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13585 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13586 * Makefile.in: Fix GGC dependency for gcse.o.
13588 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13590 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13591 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13592 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13594 * c-parser.c (c_parser_binary_expression): Use current column while
13595 building binary operations.
13596 * common.opt (fshow-column): Enable by default.
13597 * tree-vrp.c (check_array_ref): Use warning_at.
13598 (check_array_bounds): Use location from call back if expr has no
13600 * tree.h: Add location argument to maybe_fold_*.
13601 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13602 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13603 (maybe_fold_offset_to_component_ref): Same.
13604 (maybe_fold_offset_to_reference): Same.
13605 (maybe_fold_offset_to_address): Same.
13606 (maybe_fold_stmt_indirect): Same.
13607 (maybe_fold_stmt_addition): Same.
13608 (fold_stmt_r): Pass location to maybe_fold_*.
13609 (fold_gimple_assign): Same.
13610 * c-tree.h: Add location argument to finish_decl,
13611 default_function_array_conversion, store_init_value.
13612 * c-decl.c (define_label): Use error_at.
13613 (c_make_fname_decl): Pass location to finish_decl.
13614 (finish_decl): New location argument.
13615 (build_compound_literal): Pass location to store_init_value.
13616 (grokdeclarator): Pass location to finish_decl.
13618 * c-typeck.c (array_to_pointer_conversion): New location argument.
13619 (function_to_pointer_conversion): Same.
13620 (default_function_array_conversion): Same.
13621 (parser_build_unary_op): Pass location to overflow_warning.
13622 (parser_build_binary_op): Same. Use warning_at.
13623 (build_unary_op): Pass location to array_to_pointer_conversion.
13624 (build_c_cast): Pass location to digest_init.
13625 (build_modify_expr): New location argument.
13626 (convert_for_assignment): Same.
13627 (store_init_value): Same.
13628 (digest_init): Same.
13629 (output_init_element): Pass location to digest_init and
13630 array_to_pointer_conversion.
13631 (c_finish_return): Pass location to convert_for_assignment.
13632 * gimplify.c (gimplify_conversion): Pass location to
13633 maybe_fold_offset_to_address.
13634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13635 to maybe_fold_stmt_addition.
13636 * c-omp.c (c_finish_omp_atomic): Pass new location to
13638 (c_finish_omp_for): Same.
13639 * c-common.c (overflow_warning): New argument.
13640 * c-common.h: New argument to build_modify_expr, overflow_warning.
13641 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13643 (c_parser_initializer): Pass location to
13644 default_function_array_conversion.
13645 (c_parser_initelt): Same.
13646 (c_parser_initval): Same.
13647 (c_parser_asm_operands): Same.
13648 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13649 (c_parser_conditional_expression): Same.
13650 (c_parser_binary_expression): Add location info to stack. Use it.
13651 (c_parser_unary_expression): Pass location to
13652 default_function_array_conversion, parser_build_unary_op,
13653 build_indirect_ref, c_parser_postfix_expression_after_primary.
13654 (c_parser_postfix_expression_after_primary): New location argument.
13656 (c_parser_expression_conv): Pass location to
13657 default_function_array_conversion.
13658 (c_parser_expr_list): Same.
13659 (c_parser_omp_atomic): Same.
13660 (c_parser_omp_for_loop): Same.
13661 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13662 (build_array_declarator): New argument.
13663 * c-decl.c (build_array_declarator): Add location argument.
13664 (grokdeclarator): Set id_loc for cdk_array.
13665 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13666 build_array_declarator.
13667 * tree.c (build_omp_clause): Add location argument.
13668 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13669 (OMP_CLAUSE_LOCATION): New macro.
13670 (struct tree_omp_clause): Add location field.
13671 (build_omp_clause): Add argument.
13672 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13673 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13675 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13676 (cp_parser_omp_clause_collapse): Same.
13677 (cp_parser_omp_clause_default): Same.
13678 (cp_parser_omp_clause_if): Same.
13679 (cp_parser_omp_clause_nowait): Same.
13680 (cp_parser_omp_clause_num_threads): Same.
13681 (cp_parser_omp_clause_ordered): Same.
13682 (cp_parser_omp_clause_schedule): Same.
13683 (cp_parser_omp_clause_untied): Same.
13684 (cp_parser_omp_for_loop): Same.
13685 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13686 * c-tree.h (c_start_case): Add location argument.
13687 (c_process_expr_stmt): Same.
13688 (c_finish_goto_*): Same.
13689 * tree-parloops.c (initialize_reductions): Pass location to
13691 (create_parallel_loop): Same.
13692 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13693 (gfc_trans_omp_reduction_list): Same.
13694 (gfc_trans_omp_clauses): Same.
13695 (gfc_trans_omp_do): Same.
13696 * c-typeck.c (c_finish_goto_label): Same.
13697 (c_finish_goto_ptr): New location argument.
13698 (c_start_case): Same.
13699 (emit_side_effect_warnings): Same.
13700 (c_process_expr_stmt): Same.
13701 (c_finish_stmt_expr): Same.
13702 (c_finish_omp_clauses): Use error_at instead of error.
13703 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13705 * c-omp.c (c_split_parallel_clauses): New location argument.
13706 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13707 to build_omp_clause.
13708 (convert_local_reference_stmt): Same.
13709 (convert_gimple_call): Same.
13710 * c-common.h (c_split_parallel_clauses): New argument.
13711 * c-parser.c (c_parser_statement_after_labels): Pass location to
13712 c_finish_goto_label.
13713 (c_parser_switch_statement): Pass location to c_start_case.
13714 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13715 and c_process_expr_stmt.
13716 (c_parser_omp_variable_list): Add location argument.
13717 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13718 (c_parser_omp_clause_default): Same.
13719 (c_parser_omp_clause_if): Same.
13720 (c_parser_omp_clause_num_threads): Same.
13721 (-c_parser_omp_clause_ordered): Same.
13722 (c_parser_omp_clause_reduction): Pass location to
13723 c_parser_omp_variable_list.
13724 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13725 (c_parser_omp_clause_untied): Same.
13726 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13727 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13729 * c-tree.h (check_for_loop_decls, undeclared_variable,
13730 build_component_ref, build_array_ref, build_external_ref,
13731 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13732 build_conditional_expr, build_compound_expr, c_cast_expr,
13733 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13734 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13736 * c-semantics.c (build_stmt): Same.
13737 (build_case_label): Same.
13738 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13739 (undeclared_variable): New argument.
13740 (make_label): Same.
13741 (lookup_label): Pass location on down.
13742 (define_label): Same.
13743 (finish_decl): Same.
13744 (build_compound_literal): Same.
13745 (finish_struct): Same.
13746 (finish_function): Do not set location here.
13747 (check_for_loop_decls): New argument.
13748 * tree.c (save_expr): Set location.
13749 (build_empty_stmt): New argument.
13750 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13751 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13752 * builtins.c (gimplify_va_arg_expr): Use locations.
13753 (expand_builtin_sync_operation): Same.
13754 * c-typeck.c (build_component_ref): New argument.
13755 (build_array_ref): Same.
13756 (build_external_ref): Same.
13757 (c_expr_sizeof_expr): Same.
13758 (c_expr_sizeof_type): Same.
13759 (parser_build_unary_op): Same.
13760 (build_conditional_expr): Same.
13761 (build_compound_expr): Pass location on down.
13762 (build_compound_expr): New argument.
13763 (build_c_cast): Same.
13764 (c_cast_expr): Same.
13765 (build_asm_expr): Same.
13766 (c_finish_return): Same.
13767 (c_process_expr_stmt): Pass location on down.
13768 (c_finish_stmt_expr): New argument.
13769 (push_clenaup): Same.
13770 (c_finish_omp_parallel): Same.
13771 (c_finish_omp_task): Same.
13772 * gimplify.c (gimplify_call_expr): Pass location on down.
13773 * c-omp.c (c_finish_omp_master): New argument.
13774 (c_finish_omp_critical): Same.
13775 (c_finish_omp_ordered): Same.
13776 (c_finish_omp_barrier): Same.
13777 (-c_finish_omp_taskwait): Same.
13778 (c_finish_omp_atomic): Same.
13779 (c_finish_omp_flush): Same.
13780 * tree-inline.c (copy_tree_body_r): Pass location on down.
13781 (inline_forbidden_p): Remove use of input_location.
13782 * c-gimplify.c (c_build_bind_expr): New argument.
13783 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13784 (c_sizeof_or_alignof_type): New argument.
13785 (c_alignof_expr): Same.
13786 (build_va_arg): Same.
13787 (c_add_case_label): Same.
13788 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13789 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13790 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13791 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13792 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13793 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13795 * stub-objc.c (objc_build_selector_expr): Same.
13796 (objc_build_throw_stmt): Same.
13797 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13798 (c_parser_initelt): Same.
13799 (c_parser_compound_statement): Same.
13800 (c_parser_compound_statement_nostart): Same.
13801 (c_parser_label): Same.
13802 (c_parser_statement_after_labels): Same.
13803 (c_parser_if_body): Same.
13804 (c_parser_else_body): Same.
13805 (c_parser_if_statement): Same.
13806 (c_parser_switch_statement): Same.
13807 (c_parser_while_statement): Same.
13808 (c_parser_do_statement): Same.
13809 (c_parser_for_statement): Same.
13810 (c_parser_asm_statement): Same.
13811 (c_parser_conditional_expression): Same.
13812 (c_parser_binary_expression): Same.
13813 (c_parser_cast_expression): Same.
13814 (c_parser_unary_expression): Same.
13815 (c_parser_sizeof_expression): Same.
13816 (c_parser_alignof_expression): Same.
13817 (c_parser_postfix_expression): Same.
13818 (c_parser_expression): Same.
13819 (c_parser_objc_receiver): Same.
13820 (c_parser_omp_variable_list): Same.
13821 (c_parser_omp_structured_block): Same.
13822 (c_parser_omp_atomic): New argument.
13823 (c_parser_omp_barrier): Same.
13824 (c_parser_omp_critical): Same.
13825 (c_parser_omp_flush): Pass location on down.
13826 (c_parser_omp_for_loop): New argument.
13827 (c_parser_omp_for): Same.
13828 (c_parser_omp_master): Same.
13829 (c_parser_omp_ordered): Same.
13830 (c_parser_omp_sections_scope): Same.
13831 (c_parser_omp_sections): Same.
13832 (c_parser_omp_parallel): Same.
13833 (c_parser_omp_single): Same.
13834 (c_parser_omp_task): Same.
13835 (c_parser_omp_taskwait): Pass location on down.
13836 (c_parser_omp_construct): Same.
13837 (c_parser_omp_threadprivate): Same.
13838 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13839 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13840 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13841 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13842 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13843 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13844 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13845 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13846 config/i386/i386.c, stmt.c:
13847 Add location argument to the following function definitions and/or
13848 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13849 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13850 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13851 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13852 do_case, c_finish_bc_stmt, build_compound_literal,
13853 build_function_call.
13854 * c-decl.c (build_compound_literal): Add location argument.
13855 Make all diagnostic calls use location.
13856 (start_struct): Same.
13857 (finish_struct): Same.
13858 (start_enum): Same.
13859 (build_enumerator): Same.
13860 (start_function): Same.
13861 (grokdeclarator): Make all diagnostic calls use location.
13862 (store_parm_decls_oldstyle): Same.
13863 * c-typeck.c (build_function_call): Add location argument.
13864 Make all diagnostic calls use location.
13866 (c_finish_bc_stmt): Same.
13867 * tree-nested.c (get_trampoline_type): Add argument.
13868 Pass location to build_decl.
13869 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13870 * rtl.h (RTL_LOCATION): New.
13871 * c-common.c (c_add_case_label): Add location argument.
13872 Make all diagnostic calls use location.
13873 * c-common.h: Add location argument to make_fname_decl, do_case,
13874 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13875 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13876 Set it appropriately for every case. Pass enum_loc to start_enum
13877 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13879 (c_parser_struct_or_union_specifier): Save location. Use it for
13880 start_struct, finish_struct, and parser_xref_tag.
13882 2009-06-12 Ian Lance Taylor <iant@google.com>
13884 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13886 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13887 cpp_opts->warn_cxx_operator_names.
13889 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13892 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13893 is returns NULL and OP is a VCE, look through the VCE.
13895 2009-06-12 Ian Lance Taylor <iant@google.com>
13898 * collect2.c (main): Use CONST_CAST2 in code inside #if
13899 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13901 2009-06-12 Joey Ye <joey.ye@intel.com>
13903 PR middle-end/39146
13904 * cfgexpand.c (get_decl_align_unit): Update
13905 max_used_stack_slot_alignment with align instead of
13906 stack_alignment_needed.
13908 * function.c (assign_stack_local_1): Update
13909 max_used_stack_slot_alignment with alignment_in_bits instead
13910 of stack_alignment_needed.
13911 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13914 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13916 * dwarf2out.c (last_var_location_insn): New variable.
13917 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13918 (dwarf2out_var_location): Don't record anything after last real
13919 insn. Only change labels if there were any real instructions
13920 in between last note and this one, or if changed sections.
13922 2009-06-11 Richard Henderson <rth@redhat.com>
13924 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13925 note when storing the frame pointer in a register.
13926 (FRP): Don't redefine to nothing for epilogue.
13927 (alpha_expand_epilogue): Mark register and sp restores.
13928 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13930 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13931 when gen_lowpart is needed.
13933 2009-06-11 Richard Henderson <rth@redhat.com>
13935 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13937 * dwarf2out.c (need_data_align_sf_opcode): New.
13938 (div_data_align): Move earlier.
13939 (def_cfa_1, reg_save): Use it.
13941 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13943 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13944 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13945 (ix86_handle_option): Handle OPT_mcrc32.
13946 (ix86_target_string): Add -mcrc32.
13947 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13949 * config/i386/i386.h (TARGET_CRC32): New.
13951 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13952 (sse4_2_crc32di): Likewise.
13954 * config/i386/i386.opt (mcrc32): New.
13956 * doc/invoke.texi: Document -mcrc32.
13958 2009-06-11 Richard Henderson <rth@redhat.com>
13960 * common.opt (gdwarf-): Accept a version number.
13961 * doc/invoke.texi (gdwarf-): Update docs.
13962 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13963 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13964 version level, and record it.
13966 * dwarf2.h (DW_CIE_VERSION): Remove.
13967 * dwarf2out.c (DWARF_VERSION): Remove.
13968 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13969 (output_call_frame_info): Use CIE version 3 for dwarf3,
13970 or if the return register column is out of range for version 1.
13971 (dwarf_stack_op_name): Add all dwarf3 values.
13972 (DEBUG_PUBTYPES_SECTION): New.
13973 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13974 encoding change for dwarf3.
13975 (output_die) [dw_val_class_die_ref]: Likewise.
13976 (output_compilation_unit_header): Emit correct version for dwarf3.
13977 (output_line_info): Likewise.
13978 (output_pubnames): Update for DWARF_VERSION removal.
13979 (output_aranges): Likewise.
13980 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13981 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13982 (dwarf2out_finish): Likewise.
13984 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13986 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13989 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13992 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13993 * builtins.c (expand_builtin_unreachable): New function.
13994 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13995 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13996 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13998 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13999 searching for missing barriers.
14001 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14003 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14004 when -fprofile-generate* was passed.
14005 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14007 2009-06-11 Anthony Green <green@moxielogic.com>
14009 * config/moxie/moxie.md: Define length attribute for all instructions.
14011 (*b<cond:code>): Support limited branch ranges for new PC-relative
14012 branch instructions.
14013 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14015 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14017 * config/i386/i386.c (min_insn_size): Use get_attr_length
14018 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14019 For __asm return 0.
14021 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14022 instead of emit_insn_before.
14024 2009-06-10 Ian Lance Taylor <iant@google.com>
14027 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14030 2009-06-10 Revital Eres <eres@il.ibm.com>
14032 * passes.c (init_optimization_passes): Reschedule
14033 predictive-commoning pass before complete unroll pass.
14035 2009-06-10 Martin Jambor <mjambor@suse.cz>
14037 * cgraph.c (cgraph_node_can_be_local_p): New function.
14038 (cgraph_make_node_local): New function.
14039 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14040 (cgraph_make_node_local): Declare.
14042 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14044 * tree.h (tree_base): Add packed_flag and user_align fields.
14045 Decrease size of spare field.
14046 (TYPE_USER_ALIGN): Use user_align from tree_base.
14047 (DECL_USER_ALIGN): Likewise.
14048 (TYPE_PACKED): Use packed_flag from tree_base.
14049 (DECL_PACKED): Likewise.
14050 (tree_type): Delete packed_flag and user_align fields. Widen
14051 precision field. Widen mode field and shuffle fields to align
14052 mode on an 8-bit boundary.
14053 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14054 Renumber decl_flag_* fields. Fix comments. Widen
14055 decl_common_unused field.
14056 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14057 (DECL_EXTERNAL): Likewise.
14058 (DECL_BIT_FIELD): Likewise.
14059 (DECL_NONADDRESSABLE_P): Likewise.
14060 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14061 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14063 2009-06-10 Ian Lance Taylor <iant@google.com>
14065 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14066 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14067 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14068 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14069 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14070 DEF_VEC_ALLOC_FUNC_P.
14071 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14072 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14073 DEF_VEC_ALLOC_FUNC_O.
14074 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14075 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14076 DEF_VEC_ALLOC_FUNC_I.
14077 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14078 (vec_stack_p_reserve_exact_1): Declare.
14079 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14080 (vec_stack_free): Declare.
14081 (VEC_stack_alloc): Define.
14082 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14083 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14084 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14085 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14087 (stack_vecs): New static variable.
14088 (vec_stack_p_reserve_exact_1): New function.
14089 (vec_stack_o_reserve_1): New static function.
14090 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14091 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14092 (vec_stack_free): New function.
14093 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14094 (VEC_df_ref_stack_alloc): Define.
14095 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14096 DEF_VEC_ALLOC_P_STACK.
14097 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14098 (struct df_collection_rec): Change _vec fields to VEC. Remove
14100 (df_free_collection_rec): Adjust for new fields.
14101 (df_insn_rescan): Use new df_collection_rec fields.
14102 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14103 (df_ref_create_structure, df_ref_record): Likewise.
14104 (df_get_conditional_uses, df_get_call_refs): Likewise.
14105 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14106 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14107 (df_record_exit_block_uses, df_bb_verify): Likewise.
14108 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14109 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14110 Remove count parameter. Change return type to void. Change all
14112 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14113 Remove count parameter. Change return type to void. Change all
14115 (df_install_refs): Change old_vec parameter to VEC. Remove count
14116 parameter. Change all callers.
14117 (df_install_mws): Change old_vec parameter to VEC. Remove count
14118 parameter. Change all callers.
14119 (df_refs_verify): Change new_rec parameter to VEC. Change call
14121 (df_mws_verify): Likewise.
14123 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14125 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14127 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14129 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14131 2009-06-10 Anthony Green <green@moxielogic.com>
14133 * config/moxie/crti.asm: New file.
14134 * config/moxie/crtn.asm: New file.
14135 * config/moxie/moxie.c: New file.
14136 * config/moxie/moxie.h: New file.
14137 * config/moxie/sfp-machine.h: New file.
14138 * config/moxie/moxie-protos.h: New file.
14139 * config/moxie/t-moxie: Created.
14140 * config/moxie/t-moxie-softfp: Created.
14141 * config/moxie/moxie.md: Created.
14142 * config/moxie/constraints.md: Created.
14143 * config.gcc: Add moxie support.
14144 * doc/md.texi (Machine Constraints): Add moxie constraints.
14145 * doc/contrib.texi (Contributors): Mention moxie port.
14146 * doc/install.texi (Specific): Mention the moxie port.
14148 2009-06-09 Ian Lance Taylor <iant@google.com>
14150 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14151 compiling with C++.
14152 * optabs.c (optab_table): Only use designated initializers if
14153 HAVE_DESIGNATED_INITIALIZERS is defined.
14154 (convert_optab_table): Likewise.
14155 (init_optabs): Always call init_insn_codes if
14156 HAVE_DESIGNATED_INITIALIZERS is not defined.
14158 2009-06-09 Ian Lance Taylor <iant@google.com>
14160 * targhooks.c (default_builtin_vectorized_function): Change fn
14161 parameter to unsigned int.
14162 (default_builtin_vectorized_conversion): Change code parameter to
14164 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14165 * targhooks.h: Update declarations.
14166 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14167 parameter to unsigned int.
14169 * c-typeck.c (comptypes_check_enum_int): New static function.
14170 (comptypes_internal): Add enum_and_int_p parameter. Change all
14172 (comp_target_types): Add location parameter. Change all callers.
14173 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14174 Change all callers.
14175 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14176 (build_conditional_expr): Add colon_loc parameter. Change all
14178 (convert_for_assignment): Add location parameter. Change all callers.
14179 * c-parser.c (c_parser_conditional_expression): Pass location of
14180 colon to build_conditional_expr.
14181 * c-tree.h (build_conditional_expr): Update declaration.
14183 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14185 * graphite.c: Revert previous patch.
14187 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14190 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14192 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14194 * tree-ssa-loop-prefetch.c
14195 (loop_prefetch_arrays): Fixed a portability problem in printf format
14198 2009-06-09 Martin Jambor <mjambor@suse.cz>
14200 PR tree-optimization/40351
14201 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14202 refrence to a potential artifical subaccess can be constructed.
14204 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14206 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14207 (sh_override_options): Likewise.
14208 * config/sh/sh.c: Include params.h.
14209 (sh_optimization_options): New.
14210 (sh_override_options): Likewise.
14211 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14212 (OVERRIDE_OPTIONS): Use sh_override_options.
14214 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14216 * dwarf2out.c (emit_cfa_remember): New variable.
14217 (add_fde_cfi): If emit_cfa_remember, recurse to add
14218 DW_CFA_remember_state first.
14219 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14220 instead just set emit_cfa_remember.
14222 2009-06-08 Jan Hubicka <jh@suse.cz>
14225 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14227 2009-06-08 Jan Hubicka <jh@suse.cz>
14229 PR middle-end/39834
14230 * cgraphunit.c (save_inline_function_body): Do not copy transform
14231 hooks for saved inline bodies.
14232 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14233 for given function.
14235 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14237 * jump.c (returnjump_p): Handle delayed branches. Add missing
14240 2009-06-08 Jan Hubicka <jh@suse.cz>
14242 PR middle-end/40102
14243 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14244 original node might've been modified.
14245 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14247 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14249 * tree-object-size.c (addr_object_size): Add OSI argument.
14250 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14251 (compute_builtin_object_size, expr_object_size): Adjust callers.
14252 (plus_stmt_object_size): Call addr_object_size instead of
14253 compute_builtin_object_size.
14255 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14256 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14258 * tree-ssa-loop-prefetch.c
14259 (gather_memory_references): Introduced a counter for the number of
14261 (anything_to_prefetch_p): Introduced a counter for the number of
14263 (is_loop_prefetching_profitable): New function with a cost model
14265 (loop_prefetch_arrays): Use the new cost model to determine if
14266 prefetching is profitable.
14267 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14268 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14269 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14270 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14271 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14272 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14274 2009-06-08 Michael Matz <matz@suse.de>
14277 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14278 partitions use the same.
14279 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14280 for basevars of SSA_NAMEs.
14281 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14282 to not expand them twice.
14283 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14286 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14288 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14289 (fdump-final-insns=, gtoggle): New.
14290 * doc/invoke.texi: Document them.
14291 * final.c (rest_of_clean_state): Dump final insn stream.
14292 * gcc.c (invoke_as): Hook in -fcompare-debug.
14293 (static_spec_functions): Add compare-debug-dump-opt,
14294 compare-debug-self-opt and compare-debug-auxbase-opt.
14295 (compare_debug, compare_debug_second, compare_debug_opt): New.
14296 (switches_debug_check, n_switches_debug_check): New.
14297 (debug_auxbase_opt, debug_check_temp_file): New.
14298 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14300 (do_self_spec): Handle arguments after switches.
14301 (do_spec_1): Add .gk extension to temp file basenames for compare.
14302 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14303 (cc1_options): Use it instead of normal auxbase computation for
14304 the second compare-debug compilation.
14305 (compare_files): New.
14306 (main): Set up and implement compare debug mode.
14307 (compare_debug_dump_opt_spec_function): New.
14308 (compare_debug_self_opt_spec_function): New.
14309 (compare_debug_auxbase_opt_spec_function): New.
14310 * toplev.c (process_options): Handle flag_gtoggle,
14311 flag_dump_final_insns.
14312 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14313 during -fcompare-debug-second compilation.
14315 2009-06-07 Ian Lance Taylor <iant@google.com>
14317 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14318 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14320 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14321 with no default node. Change warning with %H to warning_at.
14322 Don't clear warn_switch around case checking.
14323 * doc/invoke.texi (Warning Options): Clarify distinction between
14324 -Wswitch and -Wswitch-enum.
14326 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14328 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14330 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14332 * gbl-ctors.h: Add header guard.
14334 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14336 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14337 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14338 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14339 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14340 prototypes for removed functions.
14341 (expressions_equal_p): Move to ...
14342 * tree-ssa-sccvn.h: ... here and ...
14343 * matrix-reorg.c: ... adjust includes.
14345 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14347 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14349 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14351 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14352 (finish_function): Remove erroneous whitespace.
14354 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14356 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14357 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14359 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14361 * errors.c (internal_error): Commentary typo fix.
14362 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14363 * tree-ssa-pre.c: Ditto.
14365 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14367 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14368 them is supposed to hold actual statements.
14370 2009-06-06 Ian Lance Taylor <iant@google.com>
14372 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14373 empty statements can now have attributes.
14375 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14377 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14378 * config/mips/mips.md: Ditto.
14380 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14382 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14384 (__eabi_uconvert): Likewise.
14386 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14388 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14389 CFI_* definitions with IN_GCC.
14391 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14393 * xcoffout.h (xcoffout_source_line): Update prototype.
14395 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14397 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14398 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14400 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14402 PR middle-end/40340
14403 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14404 inlined_function_outer_scope_p blocks for artificial inlines
14406 * tree.c (tree_nonartificial_location): Rewrite using
14407 block_nonartificial_location.
14409 2009-06-05 Revital Eres <eres@il.ibm.com>
14410 Leehod Baruch <leehod@il.ibm.com>
14412 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14413 (expand_expr_real_1): Remove comment.
14414 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14415 Vectorize misaligned access when the target supports it.
14416 (vect_supportable_dr_alignment): Check for unaligned access support.
14417 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14420 2009-06-05 Julian Brown <julian@codesourcery.com>
14422 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14423 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14425 2009-06-05 Richard Guenther <rguenther@suse.de>
14428 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14429 as possibly unused.
14431 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14433 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14434 (save_gprs): Don't tell unwinder when a global register is saved.
14435 (s390_emit_epilogue): Emit needed epilogue unwind info.
14437 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14439 * dwarf2out.c (deferred_asm_name): New.
14440 (add_name_and_src_coords_attributes): Defer creation of
14441 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14443 (move_linkage_attr): New.
14444 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14447 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14449 * tree-nested.c (finalize_nesting_tree_1): Declare the
14450 frame_decl in the binding tree.
14452 2009-06-04 Cary Coutant <ccoutant@google.com>
14454 * basic-block.h (struct basic_block_def): Add discriminator field.
14455 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14457 * debug.c (do_nothing_debug_hooks): Add additional entry.
14458 (debug_nothing_int_charstar_int): New function.
14459 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14460 (debug_nothing_int_charstar_int): New declaration.
14461 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14462 discriminator value in .loc directive.
14463 * final.c (last_discriminator): New variable.
14464 (discriminator): New variable.
14465 (final_start_function): Initialize above variables, pass current
14466 discriminator to debug hook.
14467 (notice_source_line): Check for discriminator change.
14468 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14469 * sdbout.c (sdbout_source_line): New parameter.
14470 * tree-cfg.c (struct locus_discrim_map): New structure type.
14471 (discriminator_per_locus): New hash table.
14472 (build_gimple_cfg): Allocate and free discriminator hash table.
14473 (make_edges): Call assign_discriminator.
14474 (locus_map_hash): New function.
14475 (locus_map_eq): New function.
14476 (next_discriminator_for_locus): New function.
14477 (same_line_p): New function.
14478 (assign_discriminator): New function.
14479 (make_cond_expr_edges): Call assign_discriminator.
14480 (make_gimple_switch_edges): Likewise.
14481 (first_non_label_stmt): New function.
14482 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14484 * xcoffout.c (xcoffout_source_line): Add new parameter.
14486 * configure.ac (gcc_cv_as_discriminator): New configury check for
14487 gas support for discriminator.
14488 * configure: Regenerate.
14489 * config.in: Regenerate.
14491 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14493 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14494 val after checking for integers.
14496 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14498 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14500 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14501 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14502 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14503 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14504 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14505 X64_SSE_REGPARM_MAX.
14506 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14507 X64_SSE_REGPARM_MAX.
14509 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14511 * gcc.c (report_times_to_file): New.
14512 (execute): Implement it.
14513 (process_command): Support -time=.
14514 * doc/invoke.texi: Document it.
14516 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14518 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14519 that have value exprs.
14521 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14523 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14524 declarations for constants until...
14525 (dw2_output_indirect_constant_1): ... this point.
14527 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14530 * arm.md (arm_addsi3): Don't try to split an add with an
14531 eliminable register until after reload has completed.
14533 2009-06-03 Ian Lance Taylor <iant@google.com>
14535 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14536 * genattrtab.c (write_length_unit_log): Likewise.
14537 * genchecksum.c (dosum): Likewise.
14538 * gengtype.c (write_rtx_next): Likewise.
14539 (finish_root_table, write_roots): Likewise.
14540 * gimple.c (gimple_ops_offset_): Likewise.
14541 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14542 * config/arc/arc.c (arc_attribute_table): Likewise.
14543 * config/arm/arm.c (arm_attribute_table): Likewise.
14544 * config/avr/avr.c (avr_attribute_table): Likewise.
14545 * config/crx/crx.c (crx_attribute_table): Likewise.
14546 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14547 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14548 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14549 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14550 * config/sh/sh.c (sh_attribute_table): Likewise.
14551 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14552 * config/spu/spu.c (spu_attribute_table): Likewise.
14553 * config/v850/v850.c (v850_attribute_table): Likewise.
14555 * config/alpha/alpha.c (vms_attribute_table): Make static.
14556 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14557 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14558 * config/mips/mips.c (mips_attribute_table): Likewise.
14560 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14562 (cc1-checksum.o): Likewise.
14564 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14566 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14568 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14570 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14571 insn if it is changing sp. Use gen_add3_insn instead of
14572 conditionally gen_addsi3 and gen_adddi3.
14573 (offset_below_red_zone_p): New static inline function.
14574 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14575 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14576 * config/rs6000/ppc-asm.h: Include auto-host.h.
14577 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14578 CFI_RESTORE): Define.
14579 * config/rs6000/crtresxgpr.asm: Add unwind info.
14580 * config/rs6000/crtresxfpr.asm: Likewise.
14581 * config/rs6000/crtresgpr.asm: Likewise.
14582 * config/rs6000/crtresfpr.asm: Likewise.
14583 * config/rs6000/crtsavgpr.asm: Likewise.
14584 * config/rs6000/crtsavfpr.asm: Likewise.
14586 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14587 argument of DWARF2_FRAME_REG_OUT macros.
14589 2009-06-03 Julian Brown <julian@codesourcery.com>
14591 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14592 words or less (including TImode) in core registers.
14594 2009-06-03 Richard Guenther <rguenther@suse.de>
14596 PR middle-end/40328
14597 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14599 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14601 * statistics.c (statistics_counter_event): Do not record event
14602 in pass dump if its number == -1.
14603 (curr_statistics_hash): Add assert that we never get passes
14604 with static number == -1.
14606 2009-06-03 Richard Guenther <rguenther@suse.de>
14607 Andrey Belevantsev <abel@ispras.ru>
14609 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14610 non-BLKmode arrays addressable.
14612 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14614 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14615 * config/m68k/m68k.h: ... here.
14617 2009-06-03 Martin Jambor <mjambor@suse.cz>
14619 PR tree-optimization/40323
14620 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14623 2009-06-03 Richard Guenther <rguenther@suse.de>
14625 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14628 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14630 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14631 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14632 JUMP_TABLE_DATA_P where applicable.
14633 * config/sh/sh.c: Ditto.
14634 * config/sh/sh.h: Ditto.
14635 * config/sh/sh.md: Ditto.
14636 * config/sh/symbian.c: Ditto.
14638 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14640 * config/i386/driver-i386.c (describe_cache): Optimize
14641 concatenation of strings. Use snprintf instead of sprintf.
14642 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14643 target when not compiling with GCC.
14645 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14647 * config/sh/sh.c: Revert last change.
14648 (sh_expand_epilogue): Emit a blockage insn before the frame
14649 pointer adjustment unconditionally.
14651 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14653 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14654 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14655 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14656 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14657 to COLLECT_GCC_OPTIONS.
14659 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14661 * collect2.c (target_system_root): New variable.
14662 (main): Handle --sysroot=.
14663 (ignore_library): Strip the sysroot from the library path.
14665 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14667 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14668 (collect2.o): Depend on collect2-aix.h.
14669 (collect2-aix.o): New rule.
14670 * collect2-aix.h: New file.
14671 * collect2-aix.c: Likewise.
14672 * collect2.c: Include collect2-aix.h. Don't undefine
14673 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14674 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14675 Use TARGET_AIX_VERSION instead of _AIX51.
14676 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14677 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14678 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14679 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14680 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14682 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14684 * collect2.c (ignore_library): Avoid premature post-increment
14685 and null deference.
14687 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14689 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14690 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14691 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14692 CROSS_DIRECTORY_STRUCTURE too.
14693 (LINK_LIBG_SPEC): Likewise.
14694 (LIB_SPEC): Add %R to sysroot paths.
14695 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14696 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14697 * config/rs6000/aix51.h: As for aix43.h.
14698 * config/rs6000/aix52.h: Likewise.
14699 * config/rs6000/aix53.h: Likewise.
14700 * config/rs6000/aix61.h: Likewise.
14701 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14702 to the beginning of sysroot paths.
14704 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14706 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14707 INSN_LISTs that are out of the REG_NOTE range.
14709 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14711 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14712 (struct var_to_expand): Likewise.
14713 (struct opt_info): Add head and tail for linked lists of the above.
14714 (analyze_insn_to_expand_var): Initialize next.
14715 (analyze_iv_to_split_insn): Likewise.
14716 (analyze_insns_in_loop): Create linked lists.
14717 (allocate_basic_variable): Simplify for use without hash table.
14718 (insert_var_expansion_initialization): Likewise, make it type-safer.
14719 (combine_var_copies_in_loop_exit): Likewise.
14720 (apply_opt_in_copies): Walk lists rather than hash tables.
14721 (release_var_copies): Simplified and inlined by hand into...
14722 (free_opt_info): ... this function.
14724 2009-06-02 Richard Guenther <rguenther@suse.de>
14726 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14729 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14731 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14732 only for builtins that are not overridden.
14734 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14736 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14739 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14741 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14743 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14745 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14747 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14749 * common.opt (fdump-unnumbered-links): New.
14750 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14751 * print-rtl.c (flag_dump_unnumbered_links): New.
14752 (print_rtx): Test it.
14754 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14756 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14757 push/pop multiple to 8-byte alignment.
14759 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14761 * config/i386/i386.c (queued_cfa_restores): New static variable.
14762 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14764 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14765 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14766 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14767 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14768 note unconditionally.
14769 (ix86_emit_restore_regs_using_mov): Likewise.
14770 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14771 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14772 it through to ix86_emit_restore_reg_using_pop.
14773 (ix86_emit_leave): Add RED_OFFSET argument. Call
14774 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14775 instead of adding REG_CFA_OFFSET note unconditionally.
14776 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14777 the above functions. Call ix86_add_queued_cfa_restore_notes when
14780 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14781 force output of the label even for dwarf2out_do_cfi_asm.
14782 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14783 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14784 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14786 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14787 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14788 dwarf2out_cfi_label callers.
14789 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14790 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14791 Adjust dwarf2out_cfi_label callers.
14792 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14794 * config/i386/i386.h (struct machine_cfa_state,
14795 struct machine_function): Guard with ifndef USED_FOR_TARGET
14796 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14799 * emutls.c (__emutls_get_address): Change arr->size to mean number
14800 of allocated arr->data entries instead of # of slots + 1.
14802 PR middle-end/40316
14803 * recog.c (peep2_reinit_state): New function.
14804 (peephole2_init_state): Use it at the end of a basic block and also
14805 when seeing a RTX_FRAME_RELATED_P insn.
14807 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14809 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14810 fixuns_truncrfdi2): New.
14811 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14812 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14813 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14814 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14815 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14816 *recip_approx): Remove.
14817 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14818 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14819 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14821 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14824 2009-06-01 Ian Lance Taylor <iant@google.com>
14826 * attribs.c (register_attribute): Use CONST_CAST.
14827 * collect2.c (main): Use CONST_CAST2.
14828 (scan_prog_file): Likewise.
14829 * gcc.c (process_command, main): Likewise.
14830 * toplev.c (toplev_main): Likewise.
14832 * c-typeck.c (handle_warn_cast_qual): New static function,
14833 partially broken out of build_c_cast.
14834 (build_c_cast): Call handle_warn_cast_qual.
14835 * doc/invoke.texi (Warning Options): Document new effect of
14838 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14840 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14841 (diagnostic_report_current_module): Print columns.
14842 * common.opt (flag_show_column): Enable by default.
14844 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14846 * alias.c (find_base_term): Check for NULL term before returning.
14848 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14850 Revert due to PR40320:
14851 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14852 * calls.c (emit_library_call_value_1): Don't force_operand for move
14855 2009-06-01 Olivier Hainque <hainque@adacore.com>
14856 Eric Botcazou <ebotcazou@adacore.com>
14858 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14859 to be processed as a bitfield for constructor output purposes.
14860 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14862 * varasm.c (oc_local_state): New type, output_constructor
14863 local state to support communication with helpers.
14864 (oc_outer_state): New type, output_constructor outer state of
14865 relevance in recursive calls.
14866 (output_constructor_array_range): New output_constructor helper,
14867 extracted code for an array range element.
14868 (output_constructor_regular_field): New output_constructor helper,
14869 extracted code for an element that is not a bitfield.
14870 (output_constructor_bitfield): New output_constructor helper,
14871 extracted code for a bitfield element. Accept an OUTER state
14872 argument for recursive processing. Recurse on record or array
14873 CONSTRUCTOR values, possibly past noop conversions.
14874 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14875 VALUE is a valid constant-valued expression for use in a static
14876 bit-field initializer.
14877 (output_constructor): Rework to use helpers. Accept and honor an
14878 OUTER state argument for recursive calls. Return total size. Be
14879 prepared for nested constructors initializing bitfields.
14880 (output_constant): Feed OUTER in calls to output_constructor.
14882 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14884 * calls.c (emit_library_call_value_1): Don't force_operand for move
14887 2009-06-01 Nick Clifton <nickc@redhat.com>
14889 * doc/invoke.texi (IA-64 Options): Fix typo.
14891 2009-06-01 Ira Rosen <irar@il.ibm.com>
14893 PR tree-optimization/39129
14894 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14896 (vect_do_peeling_for_loop_bound): Use
14897 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14898 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14899 (vect_loop_versioning): Likewise.
14900 (vect_create_cond_for_alias_checks): Fix indentation.
14901 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14903 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14904 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14905 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14906 "control flow in loop".
14907 (vect_estimate_min_profitable_iters): Use
14908 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14909 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14910 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14911 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14912 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14913 statement belongs to a group of strided accesses with the exact code
14915 (vectorizable_load): Likewise.
14916 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14917 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14919 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14921 * config/freebsd-stdint.h: New file.
14922 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14923 Add freebsd-stdint.h to tm_file.
14925 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14927 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14928 (thumb2_extendhidi2): Likewise.
14930 2009-05-31 Ian Lance Taylor <iant@google.com>
14932 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14934 2009-05-31 Ian Lance Taylor <iant@google.com>
14936 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14937 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14938 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14940 2009-05-31 Jason Merrill <jason@redhat.com>
14942 * tree-pretty-print.c (print_call_name): Take the callee, not the
14943 call itself. Make non-static. Use dump_function_name for functions.
14944 (dump_generic_node): Adjust.
14945 * diagnostic.h: Declare print_call_name.
14946 * gimple-pretty-print.c (dump_gimple_call): Use it.
14948 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14950 * config/sh/sh.md (ashldi3_std): New define_expand.
14953 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14956 * config/sh/sh.c: Include debug.h.
14957 (sh_expand_epilogue): Emit a blockage insn before the frame
14958 pointer adjustment also when dwarf2out_do_frame returns true.
14960 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14962 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14963 (thumb2_extendqidi2): New pattern.
14965 2009-05-31 Ira Rosen <irar@il.ibm.com>
14967 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14968 mark phis for renaming.
14969 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14970 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14971 Call mark_sym_for_renaming.
14972 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14973 * tree-vect-loop.c (vect_transform_loop): Remove
14974 vect_memsyms_to_rename initialization and a call to
14975 mark_set_for_renaming.
14977 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14979 PR middle-end/40304
14980 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14981 frame related even if !set_cfa && style < 0.
14983 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14985 * config/i386/mingw-tls.c: New file.
14986 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14987 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14988 defining _WIN32 but not __CYGWIN__.
14990 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14992 * configure.ac: Add MPC support.
14994 * config.in, configure: Regenerate.
14996 2009-05-29 Richard Henderson <rth@redhat.com>
14998 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14999 NOTE_INSN_BASIC_BLOCK.
15000 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15001 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15002 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15004 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15006 (add_cfi): Disable check redefining cfa away from drap.
15007 (lookup_cfa_1): Add remember argument; handle remember/restore.
15008 (lookup_cfa): Pass remember argument.
15009 (cfa_remember): New.
15010 (compute_barrier_args_size_1): Remove sibcall check.
15011 (dwarf2out_frame_debug_def_cfa): New.
15012 (dwarf2out_frame_debug_adjust_cfa): New.
15013 (dwarf2out_frame_debug_cfa_offset): New.
15014 (dwarf2out_frame_debug_cfa_register): New.
15015 (dwarf2out_frame_debug_cfa_restore): New.
15016 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15017 (dwarf2out_begin_epilogue): New.
15018 (dwarf2out_frame_debug_restore_state): New.
15019 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15020 DW_CFA_restore_state.
15021 (output_cfi_directive): Likewise.
15022 (convert_cfa_to_fb_loc_list): Likewise.
15023 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15024 * dwarf2out.h: Update.
15025 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15026 (copy_insn_1): Early out for null.
15027 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15028 and dwarf2out_frame_debug_restore_state.
15029 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15030 (prologue_insn_hash, epilogue_insn_hash): New.
15031 (free_after_compilation): Adjust freeing accordingly.
15032 (record_insns): Create hash table if needed; push insns into
15033 hash instead of array.
15034 (maybe_copy_epilogue_insn): New.
15035 (contains): Search hash table instead of array.
15036 (sibcall_epilogue_contains): Remove.
15037 (thread_prologue_and_epilogue_insns): Split eh_return insns
15038 and mark them as epilogues.
15039 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15040 scanning in terms of basic blocks.
15041 * insn-notes.def (CFA_RESTORE_STATE): New.
15042 * jump.c (returnjump_p_1): Accept EH_RETURN.
15043 (eh_returnjump_p_1, eh_returnjump_p): New.
15044 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15045 CFA_REGISTER, CFA_RESTORE): New.
15046 * rtl.def (EH_RETURN): New.
15047 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15049 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15050 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15052 * config/i386/i386.c (gen_push): Update cfa state.
15053 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15054 add a CFA_ADJUST_CFA note.
15055 (ix86_dwarf_handle_frame_unspec): Remove.
15056 (ix86_expand_prologue): Update cfa state.
15057 (ix86_emit_restore_reg_using_pop): New.
15058 (ix86_emit_restore_regs_using_pop): New.
15059 (ix86_emit_leave): New.
15060 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15061 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15062 * config/i386/i386.h (struct machine_cfa_state): New.
15063 (ix86_cfa_state): New.
15064 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15065 (eh_return_internal): Merge from eh_return_<mode>,
15066 use eh_return rtx, split w/ epilogue.
15068 2009-05-29 Ian Lance Taylor <iant@google.com>
15070 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15072 * calls.c (emit_library_call_value_1): Likewise.
15074 * c-typeck.c (c_build_va_arg): New function.
15075 * c-tree.h (c_build_va_arg): Declare.
15076 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15077 instead of build_va_arg.
15079 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15081 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15082 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15083 (ptr_difference_cost): Use affine combinations to compute it.
15084 (difference_cost): Likewise.
15085 (get_computation_cost_at): Compute more accurate cost for addresses
15086 if the ratio is a multiplier allowed in addresses.
15087 For non-addresses, consider that an additional offset or symbol is
15090 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15092 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15093 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15095 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15096 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15097 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15099 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15100 to 1 for TYPE_SSE{IADD1,CVT1}.
15101 (prefix_vex_imm8): Removed.
15102 (length_vex): Only pass 1 as second argument to
15103 ix86_attr_length_vex_default if prefix_extra is 0.
15104 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15105 (length): For prefix vex computation use length_immediate
15106 attribute instead of prefix_vex_imm8.
15107 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15108 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15109 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15110 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15111 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15112 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15113 a space in between the operands.
15114 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15115 if one operand is 0xff and the other one si, di, bp or sp.
15116 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15117 other one si, di, bp or sp.
15118 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15119 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15120 type and mode attributes.
15121 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15122 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15123 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15124 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15125 prefix_data16 attribute iff MODE_DF.
15126 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15127 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15128 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15129 constm128_operand in length_immediate computation.
15130 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15131 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15132 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15133 length_immediate attribute to 1.
15134 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15135 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15136 for certain alternatives.
15137 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15138 prefix_data16 attribute if MODE_V1DF.
15139 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15140 length_immediate to 1.
15141 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15142 length_address to 4, set mode attribute to MODE_DI.
15143 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15144 (fxam<mode>2_i387): Set length attribute to 4.
15145 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15146 *prefetch_3dnow_rex): Override length_address attribute.
15147 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15149 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15150 (constm128_operand): Removed.
15151 * config/i386/i386.c (memory_address_length): For
15152 disp && !index && !base in 64-bit mode account for SIB byte if
15153 print_operand_address can't optimize disp32 into disp32(%rip)
15154 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15155 for fs: or gs: segment.
15156 (ix86_attr_length_immediate_default): When checking if shortform
15157 is possible, truncate immediate to the length of the non-shortened
15159 (ix86_attr_length_address_default): Ignore MEM_P operands
15161 (ix86_attr_length_vex_default): Only check for DImode on
15162 GENERAL_REG_P operands.
15163 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15164 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15165 (sse_cvttps2pi): Clear prefix_rep attribute.
15166 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15168 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15169 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15170 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15171 iff operand 2 is const_int_operand.
15172 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15173 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15174 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15176 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15178 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15179 prefix_data16 attribute for movlpd and movhpd instructions.
15180 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15181 length_immediate for shufpd instruction.
15182 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15183 (avx_cmpp<avxmodesuffixf2c><mode>3,
15184 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15185 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15186 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15187 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15188 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15189 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15190 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15191 prefix_data16 attribute for the first alternative to 1.
15192 (*avx_loadlps): Override length_immediate for the first alternative.
15193 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15194 attributes for second alternative.
15195 (*vec_concatv2sf_sse4_1): Override length_immediate and
15196 prefix_data16 attributes for second alternative.
15197 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15198 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15199 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15200 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15201 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15202 prefix_data16 and length_immediate to 1.
15203 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15205 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15206 prefix_extra attribute for variants that don't have 0f prefix alone.
15207 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15208 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15209 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15210 *sse4_1_pextrd): Set length_immediate to 1.
15211 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15212 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15214 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15215 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15216 length_immediate to 1 for second alternative.
15217 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15218 prefix_extra and length_immediate attributes for the first
15220 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15222 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15223 to 1 for the first and third alternative.
15224 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15226 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15228 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15230 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15231 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15232 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15233 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15234 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15235 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15236 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15237 ssse3_psign<mode>3): Override prefix_rex attribute.
15238 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15239 (ssse3_palignrti): Override length_immediate to 1.
15240 (ssse3_palignrdi): Override length_immediate to 1, override
15241 prefix_rex attribute.
15242 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15243 (sse4a_extrqi): Override length_immediate to 2.
15244 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15245 (sse4a_insertq): Override prefix_data16 to 0.
15246 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15247 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15248 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15249 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15250 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15251 and length_immediate to 1.
15252 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15253 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15254 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15255 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15256 and length_immediate to 1.
15257 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15258 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15259 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15260 avx_ptest256): Override prefix_extra to 1.
15261 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15262 Override prefix_data16 and length_immediate to 1.
15263 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15264 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15265 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15266 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15267 prefix_data16 to 0 and prefix_extra to 2.
15268 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15269 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15271 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15272 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15273 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15274 and prefix_extra to 2.
15275 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15276 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15277 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15278 avx_vpermilvar<mode>3,
15279 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15280 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15281 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15282 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15283 Override prefix_extra to 1.
15284 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15285 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15286 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15287 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15288 prefix_extra and length_immediate to 1.
15289 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15291 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15292 to 1 for the first alternative.
15293 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15294 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15296 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15297 *movv2sf_internal_avx, *movv2sf_internal): Override
15298 prefix_rep attribute for certain alternatives.
15299 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15300 attributes for certain alternatives.
15301 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15302 attributes for certain alternatives.
15303 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15304 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15305 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15306 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15307 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15308 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15309 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15310 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15311 length_immediate to 1 if operand 2 is const_int_operand.
15312 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15313 *vec_extractv2si_1): Set length_immediate attribute to 1.
15314 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15315 using old 3DNOW insn rather than SSE/3DNOW_A.
15316 (mmx_emms, mmx_femms): Clear modrm attribute.
15318 2009-05-29 Martin Jambor <mjambor@suse.cz>
15320 * tree-sra.c: New implementation of SRA.
15322 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15323 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15324 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15325 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15326 (SRA_MAX_STRUCTURE_COUNT): Removed.
15327 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15328 * doc/invoke.texi (sra-max-structure-size): Removed.
15329 (sra-field-structure-ratio): Removed.
15331 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15333 PR middle-end/40291
15334 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15337 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15339 PR rtl-optimization/40101
15340 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15341 seqno. Adjust comment.
15342 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15343 inserting bookkeeping before a jump, the jump is not scheduled.
15344 When no positive seqno found, provide a value. Add comment.
15346 2009-05-29 Richard Guenther <rguenther@suse.de>
15348 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15349 short-cutting on the first component.
15351 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15353 PR middle-end/39958
15354 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15355 for trees other than decls/types.
15357 2009-05-29 Richard Guenther <rguenther@suse.de>
15359 * tree-ssa-operands.c (get_expr_operands): Do not handle
15360 INDIRECT_REFs in the handled-component case. Remove
15361 unused get_ref_base_and_extent case.
15362 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15363 tree_low_cst and host_integerp where possible.
15364 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15365 codes for equivalence.
15366 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15368 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15370 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15371 to tmake_file for i[34567]86-*-cygwin*.
15373 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15376 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15377 (altivec_categorize_keyword, init_vector_keywords,
15378 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15381 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15383 * tree.c (handle_dll_attribute): Check if node is
15384 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15386 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15388 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15390 (thumb2_zero_extendqidi2): Likewise.
15392 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15394 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15395 instead of gen_movrt.
15396 * config/sh/sh.md (movrt): Remove.
15398 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15400 * doc/invoke.texi (IA-64 Options):
15401 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15402 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15403 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15404 -msched-prefer-non-control-spec-insns,
15405 -msched-stop-bits-after-every-cycle,
15406 -msched-count-spec-in-critical-path,
15407 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15408 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15409 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15410 and -msched-spec-verbose.
15412 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15414 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15415 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15417 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15419 2009-05-28 Richard Guenther <rguenther@suse.de>
15421 * tree-ssa-alias.c (ao_ref_init): New function.
15422 (ao_ref_base): Likewise.
15423 (ao_ref_base_alias_set): Likewise.
15424 (ao_ref_alias_set): Likewise.
15425 (refs_may_alias_p_1): Change signature.
15426 (refs_may_alias_p): Adjust.
15427 (refs_anti_dependent_p): Likewise.
15428 (refs_output_dependent_p): Likewise.
15429 (call_may_clobber_ref_p_1): Change signature.
15430 (call_may_clobber_ref_p): Adjust.
15431 (stmt_may_clobber_ref_p_1): New function split out from ...
15432 (stmt_may_clobber_ref_p): ... here.
15433 (maybe_skip_until): Adjust signature.
15434 (get_continuation_for_phi): Likewise.
15435 (walk_non_aliased_vuses): Likewise.
15436 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15437 (ao_ref_init): Declare.
15438 (ao_ref_base): Likewise.
15439 (ao_ref_alias_set): Likewise.
15440 (stmt_may_clobber_ref_p_1): Likewise.
15441 (walk_non_aliased_vuses): Adjust.
15442 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15443 (get_ref_from_reference_ops): remove.
15444 (vn_reference_lookup_2): Adjust signature.
15445 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15446 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15447 (vn_reference_lookup): Adjust.
15448 (vn_reference_insert): Likewise.
15449 (vn_reference_insert_pieces): Adjust signature.
15450 (visit_reference_op_call): Adjust.
15451 * tree-ssa-pre.c (get_expr_type): Simplify.
15452 (phi_translate_1): Adjust.
15453 (compute_avail): Likewise.
15454 (translate_vuse_through_block): Do not re-build trees.
15455 (value_dies_in_block_x): Likewise.
15456 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15458 (vn_reference_lookup_pieces): Adjust declaration.
15459 (vn_reference_insert_pieces): Likewise.
15461 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15463 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15464 with checking disabled.
15466 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15470 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15471 macro definition for support of three-operand format aligned
15472 .comm directive in assembler on cygwin/pe/mingw target OS.
15473 * configure: Regenerate.
15474 * config.h: Regenerate.
15476 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15477 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15478 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15480 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15481 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15483 2009-05-28 Ira Rosen <irar@il.ibm.com>
15485 PR tree-optimization/40254
15486 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15487 in analysis of basic blocks.
15489 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15491 PR middle-end/33699
15492 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15493 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15494 (TARGET_INITIALIZER): Use it.
15495 * cse.c (CHEAPER): Move it up to the other macros.
15496 (insert): Rename this ...
15497 (insert_with_costs): ... to this. Add cost parameters. Update
15499 (insert): New function. Call insert_with_costs.
15500 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15501 find_reg_offset_for_const, try_const_anchors): New functions.
15502 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15503 when using a const-anchor. Call insert_const_anchors.
15504 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15505 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15507 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15509 * tree-inline.c (remap_decls): Enable nonlocalized variables
15510 when not optimizing.
15512 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15514 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15515 Simplify other tests involving optimize.
15517 2009-05-27 Tom Tromey <tromey@redhat.com>
15519 * unwind-dw2.c (_Unwind_DebugHook): New function.
15520 (uw_install_context): Call _Unwind_DebugHook.
15522 2009-05-27 Tom Tromey <tromey@redhat.com>
15524 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15526 2009-05-27 Ian Lance Taylor <iant@google.com>
15528 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15529 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15530 (ALL_LINKERFLAGS): Define.
15531 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15532 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15533 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15534 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15535 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15536 $(LINKER_FOR_BUILD).
15537 (build/gcov-iov$(build_exeext)): Likewise.
15539 2009-05-27 Julian Brown <julian@codesourcery.com>
15541 * gcse.c (target.h): Include.
15542 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15543 copy of argument to a pseudo register.
15545 2009-05-27 Diego Novillo <dnovillo@google.com>
15547 * tree-ssa-live.c (dump_scope_block): Document arguments.
15548 (dump_scope_blocks): Document.
15549 (debug_scope_blocks): New.
15550 * tree-flow.h (debug_scope_blocks): Declare.
15552 2009-05-21 Denis Chertykov <denisc@overta.ru>
15554 * doc/contrib.texi (Contributors): Add myself to the list.
15556 2009-05-27 Olivier Hainque <hainque@adacore.com>
15558 * expr.c (target_align): New function. Alignment the TARGET of an
15559 assignment may be assume to have.
15560 (highest_pow2_factor_for_target): Use it instead of relying on
15561 immediate tree attributes of TARGET, not necessarily honored when
15562 intermediate bitfields are involved.
15564 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15567 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15568 AVX, SSE4, AES, PCLMUL and POPCNT.
15570 2009-05-27 Diego Novillo <dnovillo@google.com>
15572 * tree-pretty-print.c (dump_location): New.
15573 (dump_generic_node): Call it.
15574 Factor code to handle BLOCK nodes ...
15575 (dump_block_node): ... here.
15577 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15579 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15581 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15583 * gcc-plugin.h: Include config.h and system.h.
15584 (IN_GCC): Define if not defined.
15586 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15588 PR middle-end/40249
15589 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15592 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15594 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15596 * config/m32r/m32r.h: Ditto.
15597 * config/m32r/m32r.md: Ditto.
15598 * config/m32r/predicates.md: Ditto.
15600 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15602 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15604 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15607 (Loading plugins): typo.
15608 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15609 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15610 (Interacting with the GCC Garbage Collector): Added new section.
15611 (Giving information about a plugin): Added new section for
15613 * ggc.h (ggc_register_root_tab): Added declaration.
15614 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15615 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15616 (register_callback): Improved comment in declaration.
15617 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15618 (extra_root_vec) Added static variable for dynamic roots registration.
15619 (ggc_register_root_tab) Added new routine.
15620 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15621 PLUGIN_GGC_MARKING event.
15622 * ggc-zone.c: Include plugin.h.
15623 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15624 * ggc-page.c: Include plugin.h.
15625 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15626 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15627 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15628 (register_callback): check lack of callbacks for
15629 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15630 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15631 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15632 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15633 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15634 dependency on plugin.h.
15635 (plugin.o): Added dependency on ggc.h...
15637 2009-05-26 Richard Guenther <rguenther@suse.de>
15639 PR middle-end/40248
15641 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15642 with mismatched comparison modes.
15644 * expr.c (expand_expr_real_1): Expand the operand of a
15645 VIEW_CONVERT_EXPR in its natural mode.
15647 2009-05-26 Ian Lance Taylor <iant@google.com>
15649 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15650 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15651 (ALL_COMPILERFLAGS): Define.
15652 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15653 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15654 (collect2$(exeext), collect2.o): Likewise.
15655 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15656 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15657 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15658 (libbackend.o, intl.o, cppdefault.o): Likewise.
15659 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15660 (build/%.o): Use $(COMPILER_FOR_BUILD).
15661 (build/gen%$(build_exeext)): Likewise.
15662 (build/gcov-iov$(build_exeext)): LIkewise.
15663 * config/t-darwin (darwin.o): Use $(COMPILER).
15664 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15665 * config/t-sol2 (sol2-c.o): Likewise.
15666 (sol2.o): Likewise.
15667 * config/t-vxworks (vxworks.o): Likewise.
15668 * config/x-darwin (host-darwin.o): Likewise.
15669 * config/x-hpux (host-hpux.o): Likewise.
15670 * config/x-linux (host-linux.o): Likewise.
15671 * config/x-solaris (host-solaris.o): Likewise.
15672 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15673 * config/arm/t-arm (arm-c.o): Likewise.
15674 * config/arm/t-pe (pe.o): Likewise.
15675 * config/arm/t-wince-pe (pe.o): Likewise.
15676 * config/i386/t-cygming (winnt.o): Likewise.
15677 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15678 * config/i386/t-cygwin (cygwin1.o): Likewise.
15679 (cygwin2.o): Likewise.
15680 * config/i386/t-i386 (i386-c.o): Likewise.
15681 * config/i386/t-interix (winnt.o): Likewise.
15682 * config/i386/t-netware (netware.o): Likewise.
15683 * config/i386/t-nwld (nwld.o): Likewise.
15684 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15685 * config/i386/x-i386 (driver-i386.o): Likewise.
15686 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15687 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15688 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15689 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15690 * config/mips/x-native (driver-native.o): Likewise.
15691 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15692 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15693 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15694 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15695 * config/score/t-score-elf (score7.o): Likewise.
15696 (score3.o): Likewise.
15697 * config/sh/t-sh (sh-c.o): Likewise.
15698 * config/sh/t-symbian (sh-c.o): Likewise.
15699 (symbian.o): Likewise.
15700 * config/spu/t-spu-elf (spu-c.o): Likewise.
15701 * config/v850/t-v850 (v850-c.o): Likewise.
15702 * config/v850/t-v850e (v850-c.o): Likewise.
15704 2009-05-26 Richard Guenther <rguenther@suse.de>
15706 PR tree-optimization/40122
15707 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15708 VECTOR_CSTs if possible.
15709 (fold_gimple_assign): Likewise.
15711 2009-05-26 Richard Guenther <rguenther@suse.de>
15713 PR middle-end/40252
15714 * fold-const.c (fold_binary): Use the correct types for building
15717 2009-05-26 Richard Guenther <rguenther@suse.de>
15719 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15720 redundant calls to merge_alias_info.
15721 (bump_vector_ptr): Likewise.
15722 * tree-ssa-copy.c (merge_alias_info): Remove.
15723 (replace_exp_1): Remove call to merge_alias_info.
15724 (propagate_tree_value): Likewise.
15725 (fini_copy_prop): Propagate points-to info.
15726 * tree-flow.h (merge_alias_info): Remove.
15728 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15730 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15732 2009-05-25 Jan Hubicka <jh@suse.cz>
15734 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15735 * cgraph.h (struct inline_summary): New filed self_wize,
15736 size_inlining_benefit, self_time and time_inlining_benefit.
15737 (struct cgraph_global_info): Replace insns by time ans size fields.
15738 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15739 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15740 (ipcp_update_callgraph): Do not touch function bodies.
15741 * ipa-inline.c: Include except.h
15742 (MAX_TIME): New constant.
15743 (overall_insns): Remove.
15744 (leaf_node_p): New.
15745 (overall_size, max_benefit): New static variables.
15746 (cgraph_estimate_time_after_inlining): New function.
15747 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15748 (cgraph_clone_inlined_nodes): Update size.
15749 (cgraph_mark_inline_edge): Update size.
15750 (cgraph_estimate_growth): Use size info.
15751 (cgraph_check_inline_limits): Check size.
15752 (cgraph_default_inline_p): Likewise.
15753 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15754 (cgraph_decide_recursive_inlining): Check size.
15755 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15757 (cgraph_decide_inlining): Likewise.
15758 (cgraph_decide_inlining_incrementally): Likewise; honor
15759 PARAM_EARLY_INLINING_INSNS.
15760 (likely_eliminated_by_inlining_p): New predicate.
15761 (estimate_function_body_sizes): New function.
15762 (compute_inline_parameters): Use it.
15763 * except.c (must_not_throw_labels): New function.
15764 * except.h (must_not_throw_labels): Declare.
15765 * tree-inline.c (init_inline_once): Kill inlining_weigths
15766 * tree-ssa-structalias.c: Avoid uninitialized warning.
15767 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15768 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15769 (PARAM_INLINE_CALL_COST): Remove.
15770 (PARAM_EARLY_INLINING_INSNS): New.
15772 2009-05-25 Richard Guenther <rguenther@suse.de>
15774 PR tree-optimization/36327
15775 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15776 callback for reference translation or lookup at the point of may-defs.
15777 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15778 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15779 for union COMPONENT_REFs.
15780 (vn_reference_lookup_3): New callback. Lookup from memset
15781 and CONSTRUCTOR assignment, translate through struct copies.
15782 (vn_reference_lookup_pieces): Make sure to not free the
15783 passed operands array. Adjust walk_non_aliased_vuses call.
15784 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15785 make sure we do not leak memory.
15787 2009-05-25 Richard Guenther <rguenther@suse.de>
15789 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15790 * tree-inline.c (expand_call_inline): Reset the escaped and
15791 callused solutions.
15792 * tree-ssa-structalias.c (pass_build_ealias): New.
15793 * tree-pass.h (pass_build_ealias): Declare.
15794 * passes.c (init_optimization_passes): Add PTA during
15795 early optimizations.
15796 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15797 and CALLUSED solutions.
15798 (dump_points_to_solution): New function, split out from ...
15799 (dump_points_to_info_for): ... here.
15800 * tree-parloops.c (parallelize_loops): Reset the escaped and
15801 callused solutions.
15803 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15806 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15807 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15809 2009-05-25 Ira Rosen <irar@il.ibm.com>
15811 PR tree-optimization/40238
15812 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15813 statements after basic block's labels.
15814 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15815 to free the allocated memory.
15817 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15819 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15820 return address with a USE.
15822 2009-05-24 Richard Guenther <rguenther@suse.de>
15824 PR middle-end/40233
15825 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15826 array type from the main variant of the inner type.
15828 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15830 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15831 definition to bool (from int) to un-break build.
15832 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15834 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15836 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15837 discard_stmt_changes): Delete.
15838 * tree-ssa-operands.c (scb_stack): Delete.
15839 (init_ssa_operands): Do not initialize it.
15840 (fini_ssa_operands): Do not free it.
15841 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15843 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15844 update_stmt, remove the others. Fix comments.
15845 * tree-dfa.c (optimize_stack_restore): Likewise.
15846 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15847 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15848 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15849 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15851 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15852 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15853 (dom_opt_finalize_block): Likewise, adjusting access to
15855 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15856 (stmts_to_rescan): Change item type to gimple.
15857 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15859 2009-05-24 Ira Rosen <irar@il.ibm.com>
15861 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15862 * tree-pass.h (pass_slp_vectorize): New pass.
15863 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15864 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15865 * tree-vectorizer.c (timevar.h): Include.
15866 (user_vect_verbosity_level): Declare.
15867 (vect_location): Fix comment.
15868 (vect_set_verbosity_level): Update user_vect_verbosity_level
15869 instead of vect_verbosity_level.
15870 (vect_set_dump_settings): Add an argument. Ignore user defined
15871 verbosity if dump flags require higher level of verbosity. Print to
15872 stderr only for loop vectorization.
15873 (vectorize_loops): Update call to vect_set_dump_settings.
15874 (execute_vect_slp): New function.
15875 (gate_vect_slp): Likewise.
15876 (struct gimple_opt_pass pass_slp_vectorize): New.
15877 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15878 access its members.
15879 (vec_info_for_bb): New function.
15880 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15881 (VECTORIZATION_ENABLED): New macro.
15882 (SLP_ENABLED, SLP_DISABLED): Likewise.
15883 (vect_is_simple_use): Add bb_vec_info argument.
15884 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15885 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15886 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15887 vect_schedule_slp, vect_analyze_slp): Likewise.
15888 (vect_analyze_stmt): Add slp_tree argument.
15889 (find_bb_location): Declare.
15890 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15891 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15892 (vect_analyze_loop_operations, vect_analyze_loop,
15893 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15894 vect_finalize_reduction, vectorizable_reduction,
15895 vectorizable_live_operation, vect_transform_loop): Likewise.
15896 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15897 skip evolution analysis if analyzing a basic block.
15898 (dr_analyze_indices): Likewise.
15899 (initialize_data_dependence_relation): Skip the test whether the
15900 object is invariant for basic blocks.
15901 (compute_all_dependences): Skip dependence analysis for data
15902 references in basic blocks.
15903 (find_data_references_in_stmt): Don't fail in case of invariant
15904 access in basic block.
15905 (find_data_references_in_bb): New function.
15906 (find_data_references_in_loop): Move code to
15907 find_data_references_in_bb and add a call to it.
15908 (compute_data_dependences_for_bb): New function.
15909 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15910 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15912 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15913 unknown dependence in basic block and fail in case of dependence in
15915 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15916 dependence instances from either loop or basic block vectorization
15918 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15919 before calling nested_in_vect_loop_p.
15920 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15921 dependence instances from either loop or basic block vectorization
15923 (vect_verify_datarefs_alignment): Likewise.
15924 (vect_enhance_data_refs_alignment): Adjust function calls.
15925 (vect_analyze_data_refs_alignment): Likewise.
15926 (vect_analyze_group_access): Fix printing. Skip different checks if
15927 DR_STEP is 0. Keep strided stores either in loop or basic block
15928 vectorization data structure. Fix indentation.
15929 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15931 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15932 dependence instances from either loop or basic block vectorization
15934 (vect_analyze_data_refs): Update comment. Call
15935 compute_data_dependences_for_bb to analyze basic blocks.
15936 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15937 case of loop vectorization. In case of basic block vectorization use
15938 data-ref itself as a base.
15939 (vect_create_data_ref_ptr): In case of basic block vectorization:
15940 don't advance the pointer, add new statements before the current
15941 statement. Adjust function calls.
15942 (vect_supportable_dr_alignment): Support only aligned accesses in
15943 basic block vectorization.
15944 * common.opt (ftree-slp-vectorize): New flag.
15945 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15946 (vect_pattern_recog_1): Likewise.
15947 * tree-vect-stmts.c (process_use): Likewise.
15948 (vect_init_vector): Add new statements in the beginning of the basic
15949 block in case of basic block SLP.
15950 (vect_get_vec_def_for_operand): Adjust function calls.
15951 (vect_finish_stmt_generation): Likewise.
15952 (vectorizable_call): Add assert that it is loop vectorization, adjust
15954 (vectorizable_conversion, vectorizable_assignment): Likewise.
15955 (vectorizable_operation): In case of basic block SLP, take
15956 vectorization factor from statement's type and skip the relevance
15957 check. Adjust function calls.
15958 (vectorizable_type_demotion): Add assert that it is loop
15959 vectorization, adjust function calls.
15960 (vectorizable_type_promotion): Likewise.
15961 (vectorizable_store): Check for outer loop only in case of loop
15962 vectorization. Adjust function calls. For basic blocks, skip the
15963 relevance check and don't advance pointers.
15964 (vectorizable_load): Likewise.
15965 (vectorizable_condition): Add assert that it is loop vectorization,
15966 adjust function calls.
15967 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15968 that it is not reduction, get vector type, call only supported
15969 functions, skip loop specific parts.
15970 (vect_transform_stmt): Check for outer loop only in case of loop
15972 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15973 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15974 for external definition.
15975 * passes.c (pass_slp_vectorize): New pass.
15976 * tree-vect-slp.c (find_bb_location): New function.
15977 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15978 check for patterns only in loops.
15979 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15980 case of multiple types in basic block SLP.
15981 (vect_mark_slp_stmts_relevant): New function.
15982 (vect_supported_load_permutation_p): Fix comment.
15983 (vect_analyze_slp_instance): Add argument. In case of basic block
15984 SLP, take vectorization factor from statement's type, check that
15985 unrolling factor is 1. Adjust function call. Save SLP instance in
15986 either loop or basic block vectorization structure. Return FALSE,
15988 (vect_analyze_slp): Add argument. Get strided stores groups from
15989 either loop or basic block vectorization structure. Return FALSE
15990 if basic block SLP failed.
15991 (new_bb_vec_info): New function.
15992 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15993 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15994 (vect_schedule_slp): Add argument. Get SLP instances from either
15995 loop or basic block vectorization structure. Set vectorization factor
15996 to be 1 for basic block SLP.
15997 (vect_slp_transform_bb): New function.
15998 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16000 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16002 * final.c (shorten_branches): Do not align labels for jump tables.
16003 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16005 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16007 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16008 Remove outdated reference to flow.c and fix nits.
16009 * doc/gccint.texi: Tweak RTL description.
16010 * doc/rtl.texi: Likewise.
16012 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16014 * config/avr/avr.c: Change my email address.
16015 * config/avr/avr.h: Likewise.
16016 * config/avr/avr.md: Likewise.
16017 * config/avr/avr-protos.h: Likewise.
16018 * config/avr/libgcc.S: Likewise.
16020 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16022 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16023 (spu_split_load, spu_split_store): Change return type to int.
16024 (spu_split_convert): Declare.
16025 * config/spu/predicates.md (spu_mem_operand): Remove.
16026 (spu_mov_operand): Update.
16027 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16028 * config/spu/spu.c (regno_aligned_for_load): Remove.
16029 (reg_aligned_for_addr, spu_expand_load): Define.
16030 (spu_expand_extv): Reimplement and handle MEM.
16031 (spu_expand_insv): Handle MEM.
16032 (spu_sched_reorder): Handle insn's with length 0.
16033 (spu_legitimate_address_p): Reimplement.
16034 (store_with_one_insn_p): Return TRUE for any mode with size
16035 larger than 16 bytes.
16036 (address_needs_split): Define.
16037 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16039 (spu_convert_move): Define.
16040 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16041 (spu_split_store): Change all MEM's to TImode.
16042 (spu_init_expanders): Preallocate registers that correspond to
16043 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16045 (spu_split_convert): Define.
16046 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16047 (_move<mode>, _movdi, _movti): Update predicate and condition.
16048 (load, store): Change to define_split.
16049 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16051 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16052 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16053 define_insn_and_split of lshr<mode>3.
16054 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16055 (<v>ashr<mode>3_imm): Define.
16056 (extv, extzv, insv): Allow MEM operands.
16057 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16058 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16059 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16060 (_spu_convert2): Change to define_insn_and_split and remove the
16061 corresponding define_peephole2.
16062 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16063 Change predicates to memory_operand.
16065 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16067 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16069 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16071 PR tree-optimization/40219
16072 * tree.c (iterative_hash_expr): Make sure the builtin function is
16073 a normal builtin function and not a front end or back end builtin
16074 before indexing into the built_in_decls array.
16076 2009-05-22 Richard Guenther <rguenther@suse.de>
16078 PR middle-end/38964
16079 * alias.c (write_dependence_p): Do not use TBAA for answering
16080 anti-dependence or output-dependence.
16081 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16082 (emit_pointer_definition): Remove.
16083 (emit_alias_warning): Likewise.
16084 (find_what_var_points_to): Remove TBAA pruning code.
16085 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16087 (compute_points_to_sets): Remove code computing the set of
16088 dereferenced pointers.
16089 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16090 oracle for querying anti and output dependencies.
16091 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16092 if TBAA may be applied.
16093 (refs_anti_dependent_p): New function.
16094 (refs_output_dependent_p): Likewise.
16095 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16096 (refs_output_dependent_p): Likewise.
16097 * doc/tree-ssa.texi (Memory model): New section.
16098 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16099 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16100 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16101 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16102 * expr.c (expand_expr_real_1): Likewise.
16103 * gimple-low.c (lower_stmt): Likewise.
16104 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16105 (dump_gimple_cdt): Remove.
16106 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16107 (gimple_size): Likewise.
16108 (walk_gimple_op): Likewise.
16109 (is_gimple_stmt): Likewise.
16110 (walk_stmt_load_store_addr_ops): Likewise.
16111 (gimple_build_cdt): Remove.
16112 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16113 * gimple.h (gimple_cdt_new_type): Remove.
16114 (gimple_cdt_new_type_ptr): Likewise.
16115 (gimple_cdt_set_new_type): Likewise.
16116 (gimple_cdt_location): Likewise.
16117 (gimple_cdt_location_ptr): Likewise.
16118 (gimple_cdt_set_location): Likewise.
16119 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16120 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16121 GIMPLE_CHANGE_DYNAMIC_TYPE.
16122 (verify_types_in_gimple_stmt): Likewise.
16123 * tree-inline.c (estimate_num_insns): Likewise.
16124 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16125 (copy_decl_to_var): Likewise.
16126 (copy_result_decl_to_var): Likewise.
16127 * tree-pretty-print.c (dump_generic_node): Do not handle
16128 CHANGE_DYNAMIC_TYPE_EXPR.
16129 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16130 * tree-ssa-operands.c (get_expr_operands): Likewise.
16131 * tree-ssa-structalias.c (struct variable_info): Remove
16132 no_tbaa_pruning member.
16133 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16134 (unify_nodes): Do not copy it.
16135 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16136 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16137 (set_uids_in_ptset): Do not check it.
16138 (find_what_var_points_to): Likewise.
16139 (compute_tbaa_pruning): Remove.
16140 (compute_points_to_sets): Do not call it.
16141 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16142 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16143 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16144 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16145 (DECL_NO_TBAA_P): Likewise.
16146 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16147 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16148 (expand_omp_atomic_pipeline): Do not set it.
16149 * print-tree.c (print_node): Do not dump it.
16150 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16153 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16156 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16159 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16161 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16164 2009-05-22 Ben Elliston <bje@au.ibm.com>
16166 * Makefile.in (bversion.h, s-bversion): New targets.
16167 (TOPLEV_H): Add bversion.h.
16168 * toplev.h: Include "bversion.h".
16169 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16170 the __format__ attribute only if compiling with the same version
16171 of GCC as the sources (the "build version").
16173 2009-05-22 Ben Elliston <bje@au.ibm.com>
16175 * c-format.c (handle_format_attribute): Fix comment typo.
16177 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16180 * config/ia64/ia64.opt (mfused-madd): New.
16181 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16182 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16183 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16184 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16185 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16186 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16187 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16188 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16189 instruction if !TARGET_FUSED_MADD.
16190 (fpma, fpms): Remove colon from name.
16192 2009-05-22 Richard Guenther <rguenther@suse.de>
16194 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16195 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16196 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16198 (create_expression_by_pieces): Only convert if necessary.
16199 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16200 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16202 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16204 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16205 regular pattern from a template and rename it ...
16206 (*extzv_truncsi_exts): ... to this.
16208 2009-05-21 Richard Guenther <rguenther@suse.de>
16210 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16211 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16212 (cgraph_default_inline_p): Likewise.
16213 (cgraph_decide_inlining_incrementally): Likewise.
16215 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16216 Uros Bizjak <ubizjak@gmail.com>
16218 * config/i386/cpuid.h (bit_MOVBE): New.
16220 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16222 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16223 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16224 (ix86_handle_option): Handle OPT_mmovbe.
16225 (ix86_target_string): Add -mmovbe.
16226 (pta_flags): Add PTA_MOVBE.
16227 (processor_alias_table): Add PTA_MOVBE to "atom".
16228 (override_options): Handle PTA_MOVBE.
16230 * config/i386/i386.h (TARGET_MOVBE): New.
16232 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16233 (*bswapsi_movbe): New.
16234 (*bswapdi_movbe): Likewise.
16235 (bswapdi2): Renamed to ...
16236 (*bswapdi_1): This.
16237 (bswapdi2): New expander.
16239 * config/i386/i386.opt (mmovbe): New.
16241 * doc/invoke.texi: Document -mmovbe.
16243 2009-05-21 Taras Glek <tglek@mozilla.com>
16245 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16246 * gcc-plugin.h (plugin_init): Updated signature.
16247 * gcc-plugin.h (plugin_name_args): Moved to this header.
16248 * doc/plugins.texi (plugin_init): Updated documention to reflect
16250 * doc/plugins.texi (plugin_name_args): Added to documention.
16252 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16254 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16255 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16257 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16259 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16260 JUMP_TABLE_DATA_P predicates where applicable.
16261 * config/i386/predicates.md: Ditto.
16262 * config/i386/sse.md: Ditto.
16264 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16266 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16267 operand2 -128 override length_immediate attribute to 1.
16268 * config/i386/predicates.md (constm128_operand): New predicate.
16270 * config/i386/i386.c (memory_address_length): Handle %r12
16271 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16273 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16274 mode look through optional ZERO_EXTEND and SUBREG.
16275 * config/i386/i386.md (R12_REG): New define_constant.
16276 (prefix_data16): For sse unit set also for MODE_TI insns.
16277 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16278 insns set if operand 1 is ext_QIreg_operand.
16279 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16280 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16282 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16283 mode from MODE_DI to MODE_SI.
16284 (movdi_1_rex64): Override modrm and length_immediate attributes
16285 only for movabs (TYPE_IMOV, alternative 2).
16286 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16287 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16288 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16289 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16290 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16291 prefix_rex attribute if DImode.
16292 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16293 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16294 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16295 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16296 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16297 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16298 Likewise. For TYPE_IMOV clear length_immediate attribute.
16299 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16300 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16301 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16302 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16303 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16304 or one operand TYPE_ISHIFT.
16305 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16306 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16307 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16308 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16309 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16310 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16311 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16312 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16313 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16314 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16315 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16316 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16317 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16318 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16319 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16320 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16321 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16322 set mode attribute, don't override length attribute.
16323 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16325 (return_internal_long): Set length attribute to 2 instead of 1.
16326 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16327 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16328 prefix_rex attribute.
16329 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16331 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16333 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16335 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16337 2009-05-20 Ian Lance Taylor <iant@google.com>
16339 * tree.c (build_tree_list_vec_stat): New function.
16340 (ctor_to_vec): New function.
16341 (build_nt_call_vec): New function.
16342 (build_call_array): Change args to be a const pointer.
16343 (build_call_vec): New function.
16344 * tree.h (build_nt_call_vec): Declare.
16345 (build_tree_list_vec_stat): Declare.
16346 (build_tree_list_vec): Define.
16347 (build_call_array): Update declaration.
16348 (build_call_vec): Declare.
16349 (ctor_to_vec): Declare.
16350 * c-common.c (tree_vector_cache): New static variable.
16351 (make_tree_vector): New function.
16352 (release_tree_vector): New function.
16353 (make_tree_vector_single): New function.
16354 (make_tree_vector_copy): New function.
16355 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16356 (make_tree_vector_single, make_tree_vector_copy): Declare.
16357 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16358 (c_parser_expr_list): Don't manage cache here, instead call
16360 (c_parser_release_expr_list): Remove static function.
16361 (c_parser_vec_to_tree_list): Remove static function.
16362 (c_parser_attributes): Call build_tree_list_vec instead of
16363 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16364 c_parser_release_expr_list.
16365 (c_parser_postfix_expression_after_primary): Likewise.
16366 (c_parser_objc_keywordexpr): Likewise.
16368 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16370 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16371 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16372 TARGET_CONVERT_TO_TYPE.
16373 * hooks.c (hook_tree_const_tree_null): Define.
16374 * hooks.h (hook_tree_const_tree_null): Declare.
16375 * target.h (struct gcc_target): Add invalid_parameter_type,
16376 invalid_return_type, promoted_type, and convert_to_type fields.
16377 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16378 (TARGET_INVALID_RETURN_TYPE): Define.
16379 (TARGET_PROMOTED_TYPE): Define.
16380 (TARGET_CONVERT_TO_TYPE): Define.
16381 (TARGET_INITIALIZER): Update for new fields.
16382 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16383 (grokparms): Check targetm.invalid_parameter_type.
16384 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16385 * c-convert.c (convert): Check targetm.convert_to_type.
16387 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16389 * config/mips/mips.md (*extenddi_truncate<mode>,
16390 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16392 (*extendhi_truncateqi): New define_insn_and_sptit.
16394 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16396 PR middle-end/40204
16397 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16398 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16400 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16402 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16403 the operand of VIEW_CONVERT_EXPR.
16405 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16407 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16408 extended family and model for Intel processors. Support Intel Atom.
16410 2009-05-20 Olivier Hainque <hainque@adacore.com>
16412 * gstab.h (stab_code_type): Define, to be used instead of the
16413 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16415 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16416 occurrences by stab_code_type.
16417 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16419 2009-05-20 Martin Jambor <mjambor@suse.cz>
16421 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16422 (sra_insert_before): Likewise.
16423 (sra_insert_after): Likewise.
16424 (sra_init_cache): Likewise.
16425 (sra_type_can_be_decomposed_p): Likewise.
16426 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16427 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16428 (sra_insert_before): Likewise.
16429 (sra_insert_after): Likewise.
16430 (sra_init_cache): Likewise.
16431 (insert_edge_copies_seq): Made static and moved upwards.
16433 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16436 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16438 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16439 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16442 2009-05-20 Richard Guenther <rguenther@suse.de>
16444 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16445 with mismatched comparison modes.
16447 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16449 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16450 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16451 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16452 with shifts for Thumb2.
16453 (orsi_notsi): New for orn.
16454 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16455 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16456 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16457 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16458 Don't invert remainder for IOR.
16460 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16462 PR tree-optimization/40087
16463 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16464 number_of_iterations_ne): Rename never_infinite argument.
16465 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16466 number_of_iterations_le): Handle pointer-type ivs when
16467 exit_must_be_taken is false.
16468 (number_of_iterations_cond): Do not always assume that
16469 exit_must_be_taken if the control variable is a pointer.
16471 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16473 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16474 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16476 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16478 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16479 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16481 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16484 * c.opt (Wlogical-op): Disabled by default.
16485 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16487 * doc/invoke.texi (Wlogical-op): Likewise.
16489 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16491 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16493 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16494 Propagate the type of the first operand.
16495 <ASSERT_EXPR>: Simplify.
16496 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16497 Rewrite using the RHS code as discriminant.
16498 <NOP_EXPR>: Turn into CASE_CONVERT.
16499 <PLUS_EXPR>: Propagate the type of the first operand.
16501 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16503 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16504 (ia64_dconst_0_375): New.
16505 * config/ia64/ia64.c (ia64_override_options): Remove
16506 -minline-sqrt-min-latency warning.
16507 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16508 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16509 * config/ia64/ia64.md (*sqrt_approx): Remove.
16510 (sqrtsf2): Remove #if 0.
16511 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16512 (sqrtdf): Remove assert.
16513 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16514 (sqrtxf2): Remove #if 0.
16515 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16516 * div.md (sqrt_approx_rf): New.
16517 (sqrtsf2_internal_thr): New implementation.
16518 (sqrtsf2_internal_lat): New.
16519 (sqrtdf2_internal_thr: New implementation.
16520 (sqrtxf2_internal): New implementation.
16522 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16523 Hans-Peter Nilsson <hp@axis.com>
16525 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16526 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16527 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16528 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16529 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16530 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16531 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16532 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16533 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16534 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16535 * c-common.c: ...from here.
16537 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16539 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16541 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16543 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16545 2009-05-19 Ben Elliston <bje@au.ibm.com>
16547 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16548 assignments with memcpy calls.
16549 (add_fdes): Likewise.
16550 (binary_search_unencoded_fdes): Likewise.
16551 (linear_search_fdes): Eliminate type puns.
16553 2009-05-19 Richard Guenther <rguenther@suse.de>
16555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16556 not falsely claim to have propagated into all uses.
16558 2009-05-19 Ben Elliston <bje@au.ibm.com>
16560 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16563 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16565 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16566 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16567 (TARGET_LEGITIMATE_ADDRESS_P): New.
16568 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16569 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16571 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16574 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16575 child of the containing namespace's DIE.
16577 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16579 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16580 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16581 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16584 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16587 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16588 gen_align with gen_pad.
16589 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16590 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16592 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16593 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16595 * config/i386/i386.md (align): Renamed to ...
16596 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16597 ASM_OUTPUT_MAX_SKIP_PAD.
16599 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16601 * config.gcc: Fix variable syntax.
16604 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16605 before calling exact_log2.
16606 (output_iorsi3): Likewise.
16607 (output_xorsi3): Likewise.
16609 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16611 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16612 for the none zero constant operand except for EQ and NE
16613 comprisons even when the first operand is R0.
16615 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16617 * config/s390/2064.md: Remove trailing whitespaces.
16618 * config/s390/2084.md: Likewise.
16619 * config/s390/constraints.md: Likewise.
16620 * config/s390/fixdfdi.h: Likewise.
16621 * config/s390/libgcc-glibc.ver: Likewise.
16622 * config/s390/s390-modes.def: Likewise.
16623 * config/s390/s390-protos.h: Likewise.
16624 * config/s390/s390.c: Likewise.
16625 * config/s390/s390.h: Likewise.
16626 * config/s390/s390.md: Likewise.
16627 * config/s390/tpf-unwind.h: Likewise.
16629 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16631 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16633 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16636 * configure.ac (m68k-*-*): Check if binutils support TLS.
16637 * configure: Regenerate.
16638 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16639 * config/m68k/constraints.md (Cu): New constraint.
16640 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16641 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16642 (movsi): Handle TLS symbols.
16643 (addsi3_5200): Handle XTLS symbols, indent.
16644 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16645 (m68k_tls_reference_p): Declare.
16646 (m68k_legitimize_address): Declare.
16647 (m68k_unwrap_symbol): Declare.
16648 * config/m68k/m68k.opt (mxtls): New option.
16649 * config/m68k/m68k.c (ggc.h): Include.
16650 (m68k_output_dwarf_dtprel): Implement hook.
16651 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16652 (m68k_expand_prologue): Load GOT pointer when function needs it.
16653 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16654 (m68k_legitimate_constant_address_p): Same.
16655 (m68k_decompose_address): Handle TLS references.
16656 (m68k_get_gp): New static function.
16657 (enum m68k_reloc): New contants.
16658 (TLS_RELOC_P): New macro.
16659 (m68k_wrap_symbol): New static function.
16660 (m68k_unwrap_symbol): New function.
16661 (m68k_final_prescan_insn_1): New static function.
16662 (m68k_final_prescan_insn): New function.
16663 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16665 (legitimize_pic_address): Handle TLS references..
16666 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16667 (m68k_libcall_value_in_a0_p)
16668 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16669 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16670 (m68k_legitimize_tls_address): Handle TLS references.
16671 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16673 (m68k_legitimize_address): Handle TLS symbols.
16674 (m68k_get_reloc_decoration): New static function.
16675 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16677 (m68k_output_dwarf_dtprel): Implement hook.
16678 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16679 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16680 m68k_call_* routines.
16681 (sched_attr_op_type): Handle TLS symbols.
16682 (gt-m68k.h): Include.
16683 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16684 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16686 2009-05-18 Martin Jambor <mjambor@suse.cz>
16688 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16689 (visit_store_addr_for_mod_analysis): New function.
16690 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16691 (determine_cst_member_ptr): Use gimple_assign_single_p.
16692 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16693 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16694 operands. Don't check number of operands of a NOP_EXPR.
16696 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16698 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16700 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16703 * c-common.c (warn_logical_operator): Don't warn if one of
16704 expression isn't always true or false.
16706 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16708 * config/i386/biarch32.h: New file.
16709 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16711 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16713 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16714 *zero_extend<mode>_truncqi): Merge these into ...
16715 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16716 Name the pattern following this as *zero_extendhi_truncqi.
16718 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16720 PR middle-end/39301
16721 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16722 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16723 (output_info): Make field HOST_WIDEST_INT.
16724 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16725 (dump_bitmat_statistics): Same.
16727 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16729 * config.gcc (use_gcc_stdint): Set to wrap.
16730 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16731 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16732 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16733 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16734 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16735 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16736 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16737 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16739 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16741 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16743 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16744 Move definitions earlier.
16745 (OPT_ARCH64, OPT_ARCH32): Define.
16746 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16749 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16752 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16755 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16757 * arm.md (movdi2): Copy non-reg values to DImode registers.
16759 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16762 * final.c (label_to_max_skip): New function.
16763 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16764 CODE_LABEL_NUMBER <= max_labelno.
16765 * output.h (label_to_max_skip): New prototype.
16766 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16767 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16768 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16769 Handle CODE_LABELs with >= 16 byte alignment or with
16770 max_skip == (1 << align) - 1.
16771 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16772 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16775 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16776 .p2align 3 if MAX_SKIP is smaller than 7.
16777 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16779 2009-05-15 Ian Lance Taylor <iant@google.com>
16781 * alias.c (struct alias_set_entry_d): Rename from struct
16782 alias_set_entry. Change all uses.
16783 * except.c (struct call_site_record_d): Rename from struct
16784 call_site_record. Change all uses.
16785 * except.h (struct eh_region_d): Rename from struct eh_region.
16787 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16789 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16790 ivtype_map_elt. Change all uses.
16791 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16793 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16794 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16796 (struct sese_d): Rename from struct sese. Change all uses.
16797 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16798 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16799 * optabs.h (struct optab_d): Rename from struct optab. Change all
16801 (struct convert_optab_d): Rename from struct convert_optab.
16803 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16804 ipa_opt_pass. Change all uses.
16805 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16808 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16809 defined as a typedef.
16810 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16813 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16816 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16818 (merge_ranges): Returns bool.
16819 * tree.h (make_range): .. to here.
16820 (build_range_check): Likewise.
16821 (merge_ranges): Likewise. Renamed from merge_ranges.
16822 * c-typeck.c (parser_build_binary_op): Update calls to
16823 warn_logical_operator.
16824 * c-common.c (warn_logical_operator): Add new warning.
16825 * c-common.h (warn_logical_operator): Update declaration.
16827 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16829 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16831 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16833 * doc/install.texi: Document MPC requirements, flags etc.
16835 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16836 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16837 Evaluate constant arguments.
16838 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16839 (fold_builtin_1): Likewise, also evaluate constant arguments.
16840 Remove superfluous break.
16841 (do_mpc_ckconv): New.
16842 * real.h: Include mpc.h.
16843 * toplev.c (print_version): Output MPC version info if available.
16845 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16847 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16849 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16851 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16854 2009-05-15 Jan Hubicka <jh@suse.cz>
16856 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16857 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16858 (try_inline): Fix return value.
16859 (cgraph_decide_inlining_incrementally): Honor new value.
16860 (cgraph_early_inlining): Handle indirect inlining.
16861 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16863 2009-05-15 Jan Hubicka <jh@suse.cz>
16865 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16866 * cgraphunit.c (cgraph_finalize_function): Set it.
16867 (cgraph_expand_function): Use it.
16869 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16871 * real.c (encode_ieee_half): Define.
16872 (decode_ieee_half): Define.
16873 (ieee_half_format): Define.
16874 (arm_half_format): Define.
16875 * real.h (ieee_half_format): Declare.
16876 (arm_half_format): Declare.
16878 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16880 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16881 swapped, and reversed optabs exist before trying to use them.
16883 2009-05-15 Paul Brook <paul@codesourcery.com>
16884 Sandra Loosemore <sandra@codesourcery.com>
16886 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16887 loads. Allow PRE_DEC.
16888 (output_move_neon): Handle PRE_DEC.
16889 (arm_print_operand): Add 'A' for neon structure loads.
16890 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16891 * config/arm/neon.md (neon_mov): Update comment.
16892 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16894 (Um): New constraint.
16896 2009-05-15 Jan Hubicka <jh@suse.cz>
16898 Revert the following patch until testsuite fallout is fixed:
16899 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16900 * cgraph.h (struct inline_summary): New filed self_wize,
16901 size_inlining_benefit, self_time and time_inlining_benefit.
16902 (struct cgraph_global_info): Replace insns by time ans size fields.
16903 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16904 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16905 (ipcp_update_callgraph): Do not touch function bodies.
16906 * ipa-inline.c: Include except.h
16907 (MAX_TIME): New constant.
16908 (overall_insns): Remove
16909 (overall_size, max_benefit): New static variables.
16910 (cgraph_estimate_time_after_inlining): New function.
16911 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16912 (cgraph_clone_inlined_nodes): Update size.
16913 (cgraph_mark_inline_edge): Update size.
16914 (cgraph_estimate_growth): Use size info.
16915 (cgraph_check_inline_limits): Check size.
16916 (cgraph_default_inline_p): Likewise.
16917 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16918 (cgraph_decide_recursive_inlining): Check size.
16919 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16921 (cgraph_decide_inlining): Likewise.
16922 (cgraph_decide_inlining_incrementally): Likewise; honor
16923 PARAM_EARLY_INLINING_INSNS.
16924 (likely_eliminated_by_inlining_p): New predicate.
16925 (estimate_function_body_sizes): New function.
16926 (compute_inline_parameters): Use it.
16927 * except.c (must_not_throw_labels): New function.
16928 * except.h (must_not_throw_labels): Declare.
16929 * tree-inline.c (init_inline_once): Kill inlining_weigths
16930 * tree-ssa-structalias.c: Avoid uninitialized warning.
16931 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16932 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16933 (PARAM_INLINE_CALL_COST): Remove.
16934 (PARAM_EARLY_INLINING_INSNS): New.
16936 2009-05-15 Richard Guenther <rguenther@suse.de>
16938 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16939 not TODO_update_ssa.
16941 2009-05-15 Richard Guenther <rguenther@suse.de>
16943 PR tree-optimization/39999
16944 * gimple.h (gimple_expr_type): Use the expression type looking
16945 through useless conversions.
16946 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16947 (vn_nary_op_insert_stmt): Likewise.
16948 (simplify_binary_expression): Likewise.
16950 2009-05-15 Richard Guenther <rguenther@suse.de>
16952 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16953 New options, enabled by default.
16954 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16956 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16957 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16958 * tree-ssa-structalias.c (gate_tree_pta): New function.
16959 (pass_build_alias): Use it.
16961 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16963 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16964 recurse on an invariant address if a conversion from a pointer
16965 type to a wider integer type is involved.
16967 2009-05-15 Jan Hubicka <jh@suse.cz>
16969 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16970 * cgraph.h (struct inline_summary): New filed self_wize,
16971 size_inlining_benefit, self_time and time_inlining_benefit.
16972 (struct cgraph_global_info): Replace insns by time ans size fields.
16973 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16974 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16975 (ipcp_update_callgraph): Do not touch function bodies.
16976 * ipa-inline.c: Include except.h
16977 (MAX_TIME): New constant.
16978 (overall_insns): Remove
16979 (overall_size, max_benefit): New static variables.
16980 (cgraph_estimate_time_after_inlining): New function.
16981 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16982 (cgraph_clone_inlined_nodes): Update size.
16983 (cgraph_mark_inline_edge): Update size.
16984 (cgraph_estimate_growth): Use size info.
16985 (cgraph_check_inline_limits): Check size.
16986 (cgraph_default_inline_p): Likewise.
16987 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16988 (cgraph_decide_recursive_inlining): Check size.
16989 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16991 (cgraph_decide_inlining): Likewise.
16992 (cgraph_decide_inlining_incrementally): Likewise; honor
16993 PARAM_EARLY_INLINING_INSNS.
16994 (likely_eliminated_by_inlining_p): New predicate.
16995 (estimate_function_body_sizes): New function.
16996 (compute_inline_parameters): Use it.
16997 * except.c (must_not_throw_labels): New function.
16998 * except.h (must_not_throw_labels): Declare.
16999 * tree-inline.c (init_inline_once): Kill inlining_weigths
17000 * tree-ssa-structalias.c: Avoid uninitialized warning.
17001 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17002 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17003 (PARAM_INLINE_CALL_COST): Remove.
17004 (PARAM_EARLY_INLINING_INSNS): New.
17005 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17006 (inline-call-cost): Remove.
17007 (early-inlining-insns): New.
17009 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17011 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17013 (print_int_cst_bounds_in_octal_p): Likewise.
17014 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17016 * dwarf2out.c (base_type_die): Likewise.
17017 (is_subrange_type): Delete.
17018 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17019 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17020 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17021 if the destination type is boolean.
17022 (build_range_check): Do not special-case subtypes.
17023 (fold_sign_changed_comparison): Likewise.
17024 (fold_unary): Likewise.
17025 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17026 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17027 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17028 * tree.c (subrange_type_for_debug_p): New predicate based on the
17029 former is_subrange_type.
17030 * tree.h (subrange_type_for_debug_p): Declare.
17031 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17032 (convert_affine_scev): Remove call to above function.
17033 (chrec_convert_aggressive): Likewise.
17034 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17035 false for conversions involving subtypes.
17036 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17037 (vrp_val_min): Likewise.
17038 (needs_overflow_infinity): Likewise.
17039 (extract_range_from_unary_expr): Likewise.
17041 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17043 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17044 * config/frv/frv.c: Likewise.
17045 * config/s390/s390.c: Likewise.
17046 * config/sparc/sparc.h: Likewise.
17047 * config/i386/i386.h: Likewise.
17048 * config/i386/i386.c: Likewise.
17049 * config/crx/crx.c: Likewise.
17050 * config/m68hc11/m68hc11.h: Likewise.
17051 * config/iq2000/iq2000.c: Likewise.
17052 * config/mn10300/mn10300.h: Likewise.
17053 * config/mn10300/mn10300.c: Likewise.
17054 * config/m68k/m68k.c: Likewise.
17055 * config/rs6000/rs6000.c: Likewise.
17056 * config/rs6000/xcoff.h: Likewise.
17057 * config/rs6000/linux64.h: Likewise.
17058 * config/rs6000/sysv4.h: Likewise.
17059 * config/score/score3.c: Likewise.
17060 * config/score/score7.c: Likewise.
17061 * config/score/score.c: Likewise.
17062 * config/arm/arm.md: Likewise.
17063 * config/mips/mips.c: Likewise.
17064 * config/mips/mips.md: Likewise.
17065 * config/bfin/bfin.h: Likewise.
17066 * config/pa/pa.c: Likewise.
17067 * config/pa/constraints.md: Likewise.
17069 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17070 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17071 * config/pdp11/pdp11.h: Use memory_address_p instead.
17073 2009-05-14 Ian Lance Taylor <iant@google.com>
17075 * passes.c (finish_optimization_passes): Change i to int.
17076 * plugin.c (plugins_active_p): Change event to int.
17077 (dump_active_plugins): Likewise.
17078 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17080 * tree.c (tree_range_check_failed): Change c to unsigned int.
17081 (omp_clause_range_check_failed): Likewise.
17082 (build_common_builtin_nodes): Change mode to int. Add cast.
17083 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17084 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17086 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17087 ++ or -- with a variable of enum type.
17089 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17092 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17094 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17096 * store-motion.c: Do not include params.h
17097 * Makefile.in: Fix dependencies for various files.
17099 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17101 * auto-inc-dec.c: Fix pass description, remove apparent
17102 accidental duplication.
17104 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17106 PR middle-end/40147
17107 * ipa-utils.h (memory_identifier_string): Moved to ...
17108 * tree.h (memory_identifier_string): Here. Add GTY(()).
17110 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17112 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17113 in the former documentation of...
17114 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17115 * ira-conflicts.c (get_dup_num): Use address_operand.
17116 * targhooks.c (default_legitimate_address_p): New.
17117 * targhooks.h (default_legitimate_address_p): New.
17118 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17120 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17121 * target.h (struct target): Add legitimate_address_p.
17122 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17123 (TARGET_INITIALIZER): Include it.
17125 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17126 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17127 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17128 (TARGET_LEGITIMATE_ADDRESS_P): New.
17130 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17131 (REG_OK_STRICT_P): Delete.
17132 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17133 (frv_legitimate_address_p_1): ... this.
17134 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17135 (frv_legitimate_address_p_1): ... the renamed old
17136 frv_legitimate_address_p.
17137 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17138 (TARGET_LEGITIMATE_ADDRESS_P): New.
17140 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17141 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17142 * config/s390/s390.c (legitimate_address_p): Rename to...
17143 (s390_legitimate_address_p): ... this, make static.
17144 (legitimize_address): Adjust call.
17145 (TARGET_LEGITIMATE_ADDRESS_P): New.
17146 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17148 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17149 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17150 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17151 (TARGET_LEGITIMATE_ADDRESS_P): New.
17153 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17154 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17155 * config/spu/spu.c (spu_legitimate_address): Rename to...
17156 (spu_legitimate_address_p): ... this, make static.
17157 (TARGET_LEGITIMATE_ADDRESS_P): New.
17159 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17160 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17161 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17162 (sparc_legitimate_address_p): ... this, make static and return bool.
17163 (legitimize_address): Adjust call.
17164 (TARGET_LEGITIMATE_ADDRESS_P): New.
17166 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17167 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17168 * config/i386/i386.c (legitimate_address_p): Rename to...
17169 (ix86_legitimate_address_p): ... this, make static.
17170 (constant_address_p): Move after it, adjust call.
17171 (TARGET_LEGITIMATE_ADDRESS_P): New.
17173 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17174 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17175 * config/avr/avr.c (legitimate_address_p): Rename to...
17176 (avr_legitimate_address_p): ... this, make static.
17177 (legitimize_address): Adjust call.
17178 (TARGET_LEGITIMATE_ADDRESS_P): New.
17180 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17181 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17182 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17183 (TARGET_LEGITIMATE_ADDRESS_P): New.
17185 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17186 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17187 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17188 (TARGET_LEGITIMATE_ADDRESS_P): New.
17190 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17191 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17193 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17195 (TARGET_LEGITIMATE_ADDRESS_P): New.
17197 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17198 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17200 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17202 (m68hc11_legitimate_address_p): ... this, make static.
17203 (go_if_legitimate_address_internal): Rename to...
17204 (m68hc11_legitimate_address_p_1): ... this.
17205 (legitimize_address): Adjust call.
17206 (TARGET_LEGITIMATE_ADDRESS_P): New.
17208 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17209 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17210 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17211 (TARGET_LEGITIMATE_ADDRESS_P): New.
17213 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17214 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17215 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17216 (mn10300_legitimate_address_p): ... this, make static.
17217 (TARGET_LEGITIMATE_ADDRESS_P): New.
17219 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17220 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17221 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17222 (TARGET_LEGITIMATE_ADDRESS_P): New.
17224 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17225 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17226 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17227 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17228 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17229 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17230 (rs6000_legitimate_address_p): ... this, make static.
17231 (TARGET_LEGITIMATE_ADDRESS_P): New.
17232 (REG_MODE_OK_FOR_BASE_P): Delete.
17233 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17235 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17236 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17238 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17239 static, adjust types.
17240 (TARGET_LEGITIMATE_ADDRESS_P): New.
17242 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17243 * config/score/score.c (score_address_p): Rename to...
17244 (score_legitimate_address_p): ... this.
17245 (TARGET_LEGITIMATE_ADDRESS_P): New.
17246 * config/score/score3.c (score3_address_p): Rename to...
17247 (score3_legitimate_address_p): ... this.
17248 * config/score/score7.c (score7_address_p): Rename to...
17249 (score7_legitimate_address_p): ... this.
17251 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17252 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17253 GO_IF_LEGITIMATE_ADDRESS): Delete.
17254 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17255 thumb2_legitimate_address_p): Delete.
17256 (arm_legitimate_address_p): Rename to...
17257 (arm_legitimate_address_outer_p): ... this.
17258 * config/arm/constraints.md ("Uq"): Adjust call.
17259 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17260 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17262 (arm_legitimate_address_outer_p): ... this.
17263 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17265 (TARGET_LEGITIMATE_ADDRESS_P): New.
17267 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17268 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17269 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17270 (TARGET_LEGITIMATE_ADDRESS_P): New.
17272 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17273 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17274 * config/vax/vax.c (legitimate_address_p): Rename to...
17275 (vax_legitimate_address_p): ... this, make static.
17276 (TARGET_LEGITIMATE_ADDRESS_P): New.
17278 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17279 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17280 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17281 (TARGET_LEGITIMATE_ADDRESS_P): New.
17283 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17284 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17285 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17286 (mmix_legitimate_address_p): ... this, make static.
17287 (TARGET_LEGITIMATE_ADDRESS_P): New.
17289 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17290 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17291 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17292 (TARGET_LEGITIMATE_ADDRESS_P): New.
17294 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17296 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17297 of MODE_COMPLEX_INT.
17299 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17301 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17302 LCT_NORMAL in function call.
17303 * mips-tdump.c (print_file_desc): Add cast to enum type.
17304 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17305 (mark_stabs): Add casts to enum types.
17306 (parse_stabs_common): Add casts to enum types.
17308 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17310 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17311 Check for invalid values of LETTER.
17313 2009-05-13 Taras Glek <tglek@mozilla.com>
17315 * attribs.c (register_attribute): moved out attribute registration
17316 into register_attribute.
17317 * doc/plugins.texi: Documented register_attribute and
17319 * gcc-plugin.h: Added forward decl for register_attribute.
17320 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17321 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17322 PLUGIN_ATTRIBUTES boilerplate.
17324 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17326 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17327 values even in sentinel and empty entries.
17328 (ms_printf_flag_specs): Likewise.
17329 (ms_scanf_flag_specs): Likewise.
17330 (ms_strftime_flag_specs): Likewise.
17331 (ms_print_char_table): Likewise.
17332 (ms_scan_char_table): Likewise.
17333 (ms_time_char_table): Likewise.
17335 2009-05-13 Doug Kwan <dougkwan@google.com>
17337 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17339 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17341 * config/mips/mips.md (store): Add attributes for QI and HI.
17343 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17344 (truncdi<mode>2): ... this new pattern.
17346 2009-05-13 Brad Hards <bradh@kde.org>
17348 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17350 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17351 Ben Elliston <bje@au.ibm.com>
17353 PR middle-end/40035
17354 * dse.c (check_mem_read_rtx): Guard against width == -1.
17356 2009-05-13 Michael Matz <matz@suse.de>
17358 PR middle-end/39976
17359 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17360 (trivially_conflicts_p): New function.
17361 (insert_backedge_copies): Use it.
17363 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17365 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17366 (handle_stdc_pragma): Use new enum constant names.
17367 (handle_pragma_float_const_decimal64): Ditto.
17369 2009-05-13 Ian Lance Taylor <iant@google.com>
17371 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17374 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17376 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17377 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17379 * config/m68k/m68k.h (FL_UCLINUX): Define.
17381 2009-05-13 Jan Hubicka <jh@suse.cz>
17383 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17385 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17387 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17388 unless -fschedule-insns is specified.
17390 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17393 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17394 TARGET_EXPAND_CBRANCHDI4.
17395 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17396 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17397 (cmpeqdi): Fix comment.
17399 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17401 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17402 (sh_legitimate_address_p): Likewise.
17403 * config/sh/sh.c (sh_legitimate_index_p): New.
17404 (sh_legitimate_address_p): Likewise.
17405 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17406 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17407 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17408 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17409 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17410 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17411 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17412 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17413 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17415 2009-05-12 Jan Hubicka <jh@suse.cz>
17417 * tree-inline.c (estimate_operator_cost): Add operands;
17418 when division happens by constant, it is cheap.
17419 (estimate_num_insns): Loads and stores are not having cost of 0;
17420 EH magic stuff is cheap; when computing runtime cost of switch,
17421 use log2 base of amount of its cases; builtin_expect has cost of 0;
17422 compute cost for moving return value of call.
17423 (init_inline_once): Initialize time_based flags.
17424 * tree-inline.h (eni_weights_d): Add time_based flag.
17426 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17428 * df-core.c: Update head documentation.
17430 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17433 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17434 shadowing exisiting variable op1.
17436 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17439 * config/i386/driver-i386.c (processor_signatures): New enum.
17440 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17441 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17442 processor signature to detect geode processor.
17444 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17448 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17450 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17451 causes spurious differences between trunk and cond-optab branch.
17453 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17455 * dojump.c (compare_from_rtx): Delete.
17456 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17457 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17458 if the comparison does not satisfy the predicate; test predicates for
17459 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17460 further if one existing pattern fails.
17461 * expr.h (compare_from_rtx): Delete.
17462 (prepare_operand): Declare it.
17463 * optabs.c: Change "lib call" to "libcall" throughout.
17464 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17465 HAVE_conditional_trap, emit_cmp_insn): Delete.
17466 (can_compare_p): Delete cmp_optab case.
17467 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17468 Accept other parameters by value.
17469 (prepare_operand): Make non-static.
17470 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17471 other parameters by value. Try to widen operands here based on
17472 an optab_methods argument and looking at cbranch_optab.
17473 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17474 loop. Use cbranch_optab directly.
17475 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17476 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17478 (emit_conditional_move, emit_conditional_add): Inline what's needed
17479 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17480 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17481 with COMPARE. Move cmov_optab and cstore_optab above
17482 with cbranch_optab, move cmp_optab down with ucmp_optab,
17483 remove tst_otpab. Do not initialize trap_rtx.
17484 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17485 for trap code. Do not check HAVE_conditional_trap. Use
17486 prepare_cmp_insn. Accept no predicate for operand 3.
17487 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17488 (OTI_ctrap, ctrap_optab): New.
17489 (tst_optab): Delete.
17490 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17491 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17492 with lookup of ctrap_optab.
17493 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17495 (ctrap_optab): New.
17497 * combine.c (combine_simplify_rtx, simplify_set): Do not
17498 special case comparing against zero for cc0 machines.
17499 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17500 COMPARE on cc0 machines.
17501 (simplify_relational_operation): Return a new expression when
17502 a COMPARE could be removed.
17503 * final.c (final_scan_insn): Compare cc_status values
17504 against LHS of a (compare FOO (const_int 0)) cc0 source.
17505 Also check if cc_status.value is the full compare.
17507 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17508 (cstoreMM4): Document.
17509 (conditional_trap): Document ctrapMM4 instead.
17510 (sync_compare_and_swapMM): Refer to cbranchcc4.
17511 (Dependent Patterns): Eliminate obsolete information referring to
17512 the old jump optimization phase.
17513 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17514 of compares with 0 on cc0 machines.
17515 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17516 avoiding references to cc0. Remove text about storing operands
17518 * doc/tm.texi (Condition Codes): Include blurb on different
17519 condition code representations, separate into subsections for
17520 CC0, MODE_CC and conditional execution.
17522 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17523 alpha_emit_setcc): Accept operands and a machine mode.
17524 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17525 Get code/op0/op1 from operands, use machine mode argument
17526 instead of alpha_compare.fp_p. Emit the branch here.
17527 (alpha_emit_setcc): Likewise, and return boolean.
17528 (alpha_emit_conditional_move): Likewise. Assert that
17529 cmp_op_mode == cmp_mode, and simplify accordingly.
17530 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17531 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17532 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17534 (stack probe test): Use cbranchdi4.
17535 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17537 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17538 * config/arc/arc.h (movsicc, movsfcc): Use it.
17539 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17540 (cbranchsi4, cstoresi4): New.
17541 (cmpsi, bCC and sCC expanders): Remove.
17543 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17544 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17545 * config/arm/predicates.md (arm_comparison_operator): Only include
17546 floating-point operators if there is a hardware floating-point unit.
17547 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17548 deferring to cbranch_cc and cstore_cc respectively.
17549 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17550 cbranch_cc, cstore_cc): New.
17551 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17553 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17555 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17556 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17558 (adjust_insn_length): Adjust calls.
17559 (avr_reorg): Handle (compare (foo) (const_int 0)).
17560 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17561 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17562 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17563 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17565 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17566 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17568 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17569 (cbranchsi4, cstorebi4, cstoresi4): New.
17570 (movbisi): This insn is duplicate, split it to zero_extend.
17571 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17572 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17573 (bfin_optimize_loop): Use cbranch expander.
17574 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17575 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17576 (bfin_bimode_comparison_operator): ... this.
17577 (bfin_direct_comparison_operator): New.
17579 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17580 inside (compare FOO (const_int 0)).
17581 (cris_rtx_costs): Handle ZERO_EXTRACT.
17582 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17583 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17584 (*tstdi_v32): Delete.
17585 (*cmpdi_non_v32): Add M alternative for operand 1.
17586 (cmpsi, cmp<mode>): Make private.
17587 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17589 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17591 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17592 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17593 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17594 (cc_reg_operand): New.
17595 (any_cond): Delete.
17596 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17597 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17598 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17599 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17600 crx_expand_scond): Delete.
17602 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17604 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17605 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17607 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17608 cstoresi4, cstoresf4, cstoredf4): New.
17609 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17610 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17611 Receive the entire operands array.
17612 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17613 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17614 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17615 Get test/op0/op1 from the operands array.
17616 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17618 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17619 (h8300_expand_store): New.
17620 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17622 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17623 (h8300_expand_store): New.
17624 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17625 or do not try to produce (set (cc0) REG).
17626 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17627 change a compare into a move to a scratch register. Disable some
17628 peepholes when comparing with zero.
17629 (tstsi, tsthi, tstsi, cmpqi): Make private.
17631 (bCC, sCC): Delete.
17632 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17635 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17636 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17637 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17638 (ix86_emit_i387_log1p): Use cbranchxf2.
17639 (ix86_expand_setcc): Return void.
17640 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17641 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17642 cmp<MODEF>, cmpcc): Remove.
17643 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17644 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17645 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17646 (sCC and bCC expanders): Remove.
17647 (stack_protect_test): Use cbranchcc4.
17649 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17651 (ia64_expand_compare): Accept three rtx by reference and return void.
17652 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17653 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17654 from *expr. Update *expr with the BImode comparison to do.
17655 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17656 cmptf, bCC, sCC, conditional_trap): Delete.
17657 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17658 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17659 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17660 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17661 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17663 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17664 type of last argument.
17665 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17666 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17667 use machine mode argument instead of branch_type. Remove dead
17668 code for floating-point comparisons.
17669 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17670 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17672 (cbranchsi4, cstoresi4): New.
17673 * config/iq2000/predicates.md (reg_or_const_operand): New.
17675 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17676 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17677 (b<code>_op): Rewrite to...
17678 (bcc_op): ... this, using match_operator.
17679 (s<code>_op): Rewrite to...
17680 (scc_op): ... this, using match_operator.
17681 (s<code>_24_op): Rewrite to...
17682 (scc_op_24): ... this, using match_operator.
17683 (s<code>_<mode>): Rewrite to...
17684 (cstore<mode>4): ... this, using match_operator.
17685 (s<code>_<mode>_24): Rewrite to...
17686 (cstore<mode>4_24): ... this, using match_operator.
17687 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17688 m32c_unpend_compare, m32c_expand_scc): Delete.
17689 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17690 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17691 (m32c_expand_movcc): Change NE to EQ if necessary.
17692 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17694 * config/m32r/m32r-protos.h (gen_cond_store): New.
17695 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17696 (gen_cond_store): New, from sCC patterns.
17697 (m32r_expand_block_move): Use cbranchsi4.
17698 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17699 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17700 (cbranchsi4, cstoresi4): New.
17702 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17704 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17705 (m68hc11_notice_update_cc): Look into a compare with 0.
17706 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17708 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17709 cmphi, cmpqi, bCC): Delete.
17710 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17711 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17712 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17715 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17716 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17717 * config/m68k/constraints.md (H): New.
17718 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17719 the define_insn below.
17720 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17721 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17722 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17723 patterns): Wrap RHS with COMPARE.
17724 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17725 (*cmpdi_internal): Name this pattern.
17726 (cmpdi): Change to define_insn.
17727 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17728 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17729 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17731 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17732 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17733 (conditional_trap): Change to...
17734 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17735 (*conditional_trap): Use the ordered_comparison_operator and
17736 const1_operand predicates.
17737 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17738 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17739 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17740 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17742 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17743 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17744 (mcore_gen_compare): New.
17745 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17746 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17747 (mcore_gen_compare): ... this.
17748 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17749 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17750 (stack probe pattern): Use cbranchsi4.
17752 * config/mips/predicates.md (mips_cstore_operator): New.
17753 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17754 * config/mips/mips.md (any_cond): Delete.
17755 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17757 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17758 fixuns_truncsfdi2): Use cbranch patterns.
17759 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17760 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17761 Adjust call to mips_expand_conditional_branch.
17762 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17764 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17765 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17766 * config/mips/mips.c (cmp_operands): Delete.
17767 (mips_emit_compare): Get comparison operands from *op0/*op1.
17768 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17769 that it succeeds. Use op0/op1 instead of cmp_operands.
17770 (mips_expand_conditional_branch, mips_expand_conditional_move,
17771 mips_expand_conditional_trap): Likewise.
17772 (mips_block_move_loop): Use cbranch patterns.
17773 * config/mips/mips.h (cmp_operands): Delete.
17775 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17776 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17777 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17778 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17779 (*cmpcc_folded): Rename to...
17780 (*cmpdi_folded): this.
17781 (*cmpcc): Rename to...
17783 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17786 (cbranchdf4): New. Handle invalid comparisons here.
17787 * config/mmix/predicates.md (float_comparison_operator): New.
17789 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17790 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17791 * config/mn10300/mn10300.md (tst): Delete.
17792 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17793 Name these patterns and wrap RHS in a compare.
17794 (*cmpsi): Make this pattern private. Include tst.
17795 (*cmpsf): Make this pattern private.
17796 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17797 (compare with zero peepholes): Likewise.
17799 (cbranchsi4, cbranchsf4): New.
17800 (casesi): Use cbranchsi4.
17802 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17803 hppa_branch_type): Delete.
17804 (return_addr_rtx): Use cbranchsi4.
17805 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17806 Emit CCFPmode comparison here.
17807 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17808 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17809 hppa_branch_type): Delete.
17810 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17811 (movsicc, movdicc): Remove references to hppa_compare_op0,
17812 hppa_compare_op1 and compare_from_rtx.
17813 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17814 (casesi): Use cbranchsi4.
17816 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17817 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17818 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17819 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17820 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17822 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17823 (*branch, *branch_inverted): New.
17825 * config/picochip/picochip.md (cbranchhi4): Use
17826 ordered_comparison_operator.
17827 (cmphi, bCC): Remove.
17829 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17830 (trap_comparison_operator): Delete.
17831 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17832 rs6000_emit_cbranch): Accept mode and operands.
17833 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17834 rs6000_compare_fp_p): Delete.
17835 (rs6000_generate_compare): Accept mode and comparison. Extract code
17836 and op0/op1 from there. Replace references to rs6000_compare_op0
17837 and rs6000_compare_op1.
17838 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17839 extract result from passed operands.
17840 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17841 extract loc from passed operands.
17842 (rs6000_emit_cmove): Likewise.
17843 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17844 rs6000_compare_fp_p): Delete.
17845 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17846 (cbranch<GPR>4, cbranch<FP>4): New.
17847 (cstore<mode>4): New. Consolidate here all choices about when to use
17848 portable or specialized sCC sequences.
17849 (stack_protect_test): Use cbranchsi4.
17850 (conditional_trap): Replace with ctrap<GPR>4.
17851 (conditional trap insn): Replace trap_comparison_operator with
17852 ordered_comparison_operator.
17854 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17855 (s390_emit_prologue): Use ctrap.
17856 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17857 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17858 New predicates replacing...
17859 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17860 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17861 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17862 (add<mode>cc): Do not use s390_compare_op0/op1.
17863 (s<code>): Change to...
17864 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17865 (seq): Change to...
17866 (cstorecc4): ... this. Handle EQ or NE equally.
17867 (*sne): Un-privatize for use in cstorecc4.
17868 (b<code>): Change to...
17869 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17870 (conditional_trap): Replace with...
17871 (ctrap<GPR>4, ctrap<FP>4): ... these.
17872 (stack_protect): Use cbranchcc4.
17874 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17875 * config/score/score-protos.h (score_gen_cmp): Delete.
17876 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17877 (score_block_move-loop): Use cbranchsi4.
17878 * config/score/score.md (cbranchsi4): New.
17879 (cmpsi, bCC): Delete.
17880 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17881 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17882 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17883 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17884 * config/score/score3.h (score3_gen_cmp): Delete.
17885 * config/score/score7.h (score7_gen_cmp): Delete.
17887 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17888 (sh_emit_scc_to_t): ... this. Return void.
17889 (from_compare): Rename to...
17890 (sh_emit_compare_and_branch): ... this.
17891 (sh_emit_compare_and_set): New.
17892 (sh_expand_t_scc): Accept operands.
17893 * config/sh/predicates.md (sh_float_comparison_operator): New.
17894 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17895 (prepare_scc_operands): Rename to...
17896 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17898 (sh_emit_cheap_store_flag): New.
17899 (sh_emit_set_t_insn): New.
17900 (from_compare): Rename to...
17901 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17902 handling of TARGET_SH2E floating point to avoid recursive call.
17903 Generate branch here.
17904 (sh_emit_compare_and_set): New.
17905 (sh_expand_t_scc): Get op0/op1 from arguments.
17906 (sh_emit_cheap_store_flag): New.
17907 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17909 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17910 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17911 (movsicc, movdicc): Do nothing when it recreated operands from
17912 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17913 prepare_scc_operands (now sh_emit_scc_to_t).
17914 (udivdi3): Use cstoresi4.
17915 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17916 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17917 (cbranchint4_media, cbranchfp4_media): New.
17918 (casesi): Use cbranchdi4.
17919 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17921 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17922 (movnegt): Remove second operand.
17923 (cbranchsf4, cbranchdf4): New.
17924 (stack_protect): Use cbranchdi4/cbranchsi4.
17926 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17927 (gen_compare_reg): Accept comparison, extract part of it to...
17928 (gen_compare_reg_1): ... this.
17929 (gen_compare_operator): Delete.
17930 (gen_v9_scc): Accept separate destination, comparison code and arms.
17931 Do not use sparc_compare_op0/sparc_compare_op1.
17932 (emit_scc_insn, emit_conditional_branch_insn): New.
17933 (emit_v9_brxx): Make static. Remove useless assertion.
17934 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17936 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17937 * config/sparc/sparc-protos.h (gen_compare_reg,
17938 sparc_emit_float_lib_cmp): Adjust prototype.
17939 (emit_scc_insn, emit_conditional_branch_insn): New.
17940 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17941 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17942 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17943 iterators to the top.
17944 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17945 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17946 snedi_special_trunc): Delete.
17947 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17948 and snedi_special_trunc.
17949 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17950 cbranchdi4, cbranch<F:mode>4): New.
17951 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17952 here. Use gen_compare_reg instead of gen_compare_operator.
17953 (conditional_trap): Replace with...
17954 (ctrapsi4, ctrapdi4): ... this.
17955 (stack_protect_test): Use cbranchcc4.
17957 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17959 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17960 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17961 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17962 from operands[0] or operands[3] depending on is_set.
17963 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17964 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17965 cmpdf, bCC), sCC: Remove.
17966 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17967 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17969 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17970 spu_emit_branch_or_set.
17972 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17974 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17975 xstormy16_compare_op1): Delete.
17976 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17977 xstormy16_compare_op1): Delete.
17978 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17980 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17981 (cmphi, cmpsi, bCC): Remove.
17983 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17984 (*cmpsi): ... this one.
17985 (cbranchsi4, cstoresi4): New.
17986 (bCC expanders): Delete.
17987 (sCC insns): Fold into...
17988 (*setcc): ... this one.
17989 (casesi): Do not use gen_cmpsi and gen_bgtu.
17990 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17991 (movsicc): Simplify.
17992 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17994 * config/vax/vax-protos.h (cond_name): New.
17995 (vax_output_conditional_branch): Remove.
17996 * config/vax/vax.c (cond_name): New.
17997 (vax_output_conditional_branch): Remove.
17998 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17999 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18000 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18001 (bit<VAXint>): Wrap source with (compare).
18002 (b<code> and following unnamed pattern): Rename to *branch and
18003 *branch_reversed. Change macroization to match_operator.
18004 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18006 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18007 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18008 Change last argument to machine_mode.
18009 (xtensa_expand_scc): Add machine_mode argument.
18010 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18011 (gen_conditional_move, xtensa_expand_conditional_branch,
18012 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18013 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18014 Adjust operand numbers.
18015 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18017 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18018 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18019 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18021 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18023 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18024 causes spurious differences between trunk and cond-optab branch.
18026 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18029 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18031 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18033 * tree.c (iterative_hash_pointer): Delete.
18034 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18035 Hash UIDs and versions of SSA names. Don't special-case built-in
18036 function declarations.
18038 2009-05-11 Ian Lance Taylor <iant@google.com>
18041 * graphite.c: Force -Wc++-compat to only be a warning before
18042 #including "cloog/cloog.h".
18044 2009-05-11 Martin Jambor <mjambor@suse.cz>
18046 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18048 2009-05-11 Jan Hubicka <jh@suse.cz>
18050 * tree-ssa-loop-ivcanon.c: Include target.h
18051 (struct loop_size): new structure.
18052 (constant_after_peeling): New predicate.
18053 (tree_estimate_loop_size): New function.
18054 (estimated_unrolled_size): Rewrite for new estimates.
18055 (try_unroll_loop_completely): Use new estimates.
18056 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18058 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18060 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18061 libcpp interface change.
18062 (spu_macro_to_expand): Likewise.
18064 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18066 PR tree-optimization/40026
18067 * gimplify.c (gimplify_init_constructor): Change initial conditional
18068 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18069 optimize_compound_literals_in_ctor.
18071 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18073 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18075 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18077 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18079 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18080 HOST_WIDE_INT for gap.
18082 2009-05-11 Ira Rosen <irar@il.ibm.com>
18084 PR tree-optimization/40074
18085 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18086 account in group size and step comparison.
18088 2009-05-11 Richard Guenther <rguenther@suse.de>
18090 * passes.c (init_optimization_passes): Strip now incorrect comment.
18091 (execute_function_todo): Do not set PROP_alias.
18092 * tree-pass.h (PROP_alias): Remove.
18093 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18094 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18095 * tree-nrv.c (pass_return_slot): Likewise.
18096 * tree-object-size.c (pass_object_sizes): Likewise.
18097 * tree-ssa-dom.c (pass_dominator): Likewise.
18098 (pass_phi_only_cprop): Likewise.
18099 * tree-ssa-dse.c (pass_dse): Likewise.
18100 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18101 (pass_cselim): Likewise.
18102 * tree-ssa-pre.c (pass_pre): Likewise.
18103 (pass_fre): Likewise.
18104 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18105 * tree-ssa-sink.c (pass_sink_code): Likewise.
18106 * tree-stdarg.c (pass_stdarg): Likewise.
18107 * tree-tailcall.c (pass_tail_calls): Likewise.
18108 * tree-vrp.c (pass_vrp): Likewise.
18110 2009-05-10 Ian Lance Taylor <iant@google.com>
18112 * basic-block.h (enum profile_status): Break out of struct
18113 control_flow_graph.
18114 * cgraph.h (struct inline_summary): Break out of struct
18116 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18117 of struct cgraph_order_sort.
18118 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18119 * cse.c (struct branch_path): Break out of struct
18120 cse_basic_block_data.
18121 * except.h (enum eh_region_type): Break out of struct eh_region.
18122 * gcc.c (enum add_del): Break out of struct modify_target.
18123 * genrecog.c (enum decision_type): Break out of struct decision_test.
18124 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18126 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18127 * regmove.c (enum match_use): New enum, broken out of struct match.
18128 * sched-int.h (enum post_call_group): New enum, broken out of
18130 (struct deps_reg): Break out of struct deps.
18131 * target.h (struct asm_int_op): Break out of struct gcc_target.
18132 * tree-eh.c (struct goto_queue_node): Break out of struct
18134 * tree-inline.h (enum copy_body_cge_which): Break out of
18136 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18138 * c-decl.c (in_struct, struct_types): New static variables.
18139 (pushtag): Add loc parameter. Change all callers.
18140 (lookup_tag): Add ploc parameter. Change all callers.
18141 (check_compound_literal_type): New function.
18142 (parser_xref_tag): Add loc parameter. Change all callers. If
18143 -Wc++-compat, warn about struct/union/enum types defined within a
18145 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18146 and loc parameters. Change all callers. Change error calls to
18147 error_at, using loc. For a redefinition, if the location of the
18148 original definition is known, report it. Set in_struct and
18149 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18150 (finish_struct): Add new parameters enclosing_in_struct and
18151 enclosing_struct_types. Change all callers. Set
18152 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18153 in the struct. If in a struct, add this struct to struct_types.
18154 (start_enum): Add loc parameter. Change all callers. Use
18155 error_at for errors, using loc. For a redefinition, if the
18156 location of the original definition is known, report it. If in a
18157 struct, add this enum type to struct_types. If -Wc++-compat warn
18158 if in sizeof, typeof, or alignof.
18159 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18160 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18161 (c_parser_enum_specifier): Get enum location for start_enum.
18162 (c_parser_struct_or_union_specifier): Get struct location for
18163 start_struct. Save in_struct and struct_types status between
18164 start_struct and finish_struct.
18165 (c_parser_cast_expression): Get location of cast.
18166 (c_parser_alignof_expression): Get location of type.
18167 (c_parser_postfix_expression): Likewise.
18168 (c_parser_postfix_expression_after_paren_type): Add type_loc
18169 parameter. Change all callers. Call check_compound_literal_type.
18170 Use type_loc for error about variable size type.
18171 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18172 of an enum constant from an enum type defined in a struct or union.
18173 (c_cast_expr): Add loc parameter. Change all callers. If
18174 -Wc++-compat, warn about defining a type in a cast.
18175 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18176 (start_enum, start_struct, finish_struct): Update declarations.
18177 (parser_xref_tag, c_cast_expr): Update declarations.
18178 (check_compound_literal_type): Declare.
18180 2009-05-11 Ben Elliston <bje@au.ibm.com>
18182 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18183 for recent libcpp interface change.
18184 (rs6000_macro_to_expand): Likewise.
18186 2009-05-10 Michael Matz <matz@suse.de>
18189 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18190 not at entry of function.
18192 2009-05-10 Richard Guenther <rguenther@suse.de>
18194 PR tree-optimization/40081
18196 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18197 using the main variant of the element type. Do not fiddle with
18198 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18200 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18201 structs with volatile fields.
18203 2009-05-10 Jan Hubicka <jh@suse.cz>
18205 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18206 (estimate_move_cost): Assert that it does not get called for
18208 (estimate_num_insns): Skip VOID types in argument handling.
18209 (optimize_inline_calls): Delete unreachable blocks and verify that
18210 callgraph is valid.
18212 2009-05-10 Jan Hubicka <jh@suse.cz>
18214 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18215 * cgraph.c (cgraph_mark_address_taken_node): New function.
18216 (dump_cgraph_node): Dump new flag.
18217 * cgraph.h (struct cgraph_node): Add address_taken.
18218 (cgraph_mark_address_taken_node): New function.
18219 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18220 since new direct calls can be born.
18222 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18224 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18225 tok->val.node.node.
18227 2009-05-10 Jan Hubicka <jh@suse.cz>
18229 PR middle-end/40084
18230 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18232 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18233 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18234 * tree-inline.c (copy_bb): Set frequency correctly.
18235 (fold_marked_statements): Update call to
18236 cgraph_update_edges_for_call_stmt.
18238 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18240 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18241 identifiers in diagnostics.
18242 * config/arm/arm.c (arm_handle_fndecl_attribute,
18243 arm_handle_isr_attribute): Likewise.
18244 * config/avr/avr.c (avr_handle_progmem_attribute,
18245 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18246 * config/bfin/bfin.c (handle_int_attribute,
18247 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18248 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18249 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18251 * config/darwin.c (darwin_handle_kext_attribute,
18252 darwin_handle_weak_import_attribute): Likewise.
18253 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18254 h8300_handle_eightbit_data_attribute,
18255 h8300_handle_tiny_data_attribute): Likewise.
18256 * config/i386/i386.c (ix86_handle_cconv_attribute,
18257 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18258 * config/i386/winnt.c (ix86_handle_shared_attribute,
18259 ix86_handle_selectany_attribute): Likewise.
18260 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18261 * config/m32c/m32c.c (function_vector_handler): Likewise.
18262 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18263 m68hc11_handle_fntype_attribute): Likewise.
18264 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18265 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18266 * config/mips/mips.c (mips_insert_attributes,
18267 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18268 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18269 rs6000_handle_struct_attribute): Likewise.
18270 * config/sh/sh.c (sh_insert_attributes,
18271 sh_handle_resbank_handler_attribute,
18272 sh_handle_interrupt_handler_attribute,
18273 sh2a_handle_function_vector_handler_attribute,
18274 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18276 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18277 * config/spu/spu.c (spu_handle_fndecl_attribute,
18278 spu_handle_vector_attribute): Likewise.
18279 * config/stormy16/stormy16.c
18280 (xstormy16_handle_interrupt_attribute): Likewise.
18281 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18282 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18284 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18286 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18287 (pp_translate_identifiers): New.
18288 (pp_identifier): Only conditionally translate identifier to locale
18290 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18291 (pp_base_tree_identifier): Only conditionally translate identifier
18292 to locale character set.
18293 * c-pretty-print.c (M_): Define.
18294 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18295 fragments for conditional translation with M_.
18296 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18297 identifier translation.
18299 2009-05-10 Richard Guenther <rguenther@suse.de>
18301 PR tree-optimization/40081
18302 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18303 using the main variant of the element type. Do not fiddle with
18304 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18306 2009-05-09 Jan Hubicka <jh@suse.cz>
18308 PR middle-end/40080
18309 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18310 indirect calls; verify cgraph afterwards.
18312 2009-05-09 Jan Hubicka <jh@suse.cz>
18315 * ipa.c (update_inlined_to_pointer): New function.
18316 (cgraph_remove_unreachable_nodes): Use it.
18318 2009-05-09 Jan Hubicka <jh@suse.cz>
18320 * tree-eh.c (struct leh_state): Remove prev_try.
18321 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18322 not track prev_try.
18323 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18324 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18325 remove_eh_handler_and_replace, foreach_reachable_handler,
18326 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18327 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18328 (gen_eh_region_cleanup): Update prototype.
18330 2009-05-09 Jan Hubicka <jh@suse.cz>
18332 PR middle-end/40043
18333 * except.c (copy_eh_region): Always set prev_try.
18334 (redirect_eh_edge_to_label): Find outer try.
18335 (foreach_reachable_handler): When looking for prev try
18336 handle case where previous try is not going to be taken.
18338 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18340 PR tree-optimization/40049
18341 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18342 only vector/vector shifts, convert the type of the constant to the
18343 appropriate type to avoid building incorrect trees, which
18344 eventually have problems with garbage collection.
18346 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18348 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18349 -1 for complex floating-point types if honoring signed zeros.
18351 2009-05-08 Jan Hubicka <jh@suse.cz>
18353 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18354 argument; handle correctly when profile is absent.
18355 (build_cgraph_edges): Update.
18356 (rebuild_cgraph_edges): Update.
18357 * cgraph.c: Do not include varray.h.
18358 (cgraph_set_call_stmt_including_clones): New function.
18359 (cgraph_create_edge_including_clones): Likewise
18360 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18361 (cgraph_update_edges_for_call_stmt): Handle clones.
18362 (cgraph_remove_node): Handle clone tree.
18363 (cgraph_remove_node_and_inline_clones): New function.
18364 (dump_cgraph_node): Dump clone tree.
18365 (cgraph_clone_node): Handle clone tree.
18366 (clone_function_name): Bring here from tree-inline.c.
18367 (cgraph_create_virtual_clone): New function.
18368 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18369 (cgraph_clone_info): New function.
18370 (strut cgraph_node): Add clone_info and new clone tree pointers.
18371 (cgraph_remove_node_and_inline_clones,
18372 cgraph_set_call_stmt_including_clones,
18373 cgraph_create_edge_including_clones,
18374 cgraph_create_virtual_clone): Declare.
18375 (cgraph_function_versioning): Use VEC argument.
18376 (compute_call_stmt_bb_frequency): Update prototype.
18377 (cgraph_materialize_all_clones): New function.
18378 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18379 (ipcp_create_replace_map): Update to VECtors.
18380 (ipcp_update_callgraph): Use virtual clones.
18381 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18382 (ipcp_update_profiling): Do not update local profiling.
18383 (ipcp_insert_stage): Use VECtors and virtual clones.
18384 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18385 (clone_of_p): New function.
18386 (cgraph_preserve_function_body_p): Use clone tree.
18387 (cgraph_optimize): Materialize clones.
18388 (cgraph_function_versioning): Update for VECtors.
18389 (save_inline_function_body): Use clone tree.
18390 (cgraph_materialize_clone): New function.
18391 (cgraph_materialize_all_clones): Likewise.
18392 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18393 * ipa.c: Include gimple.h.
18394 (cgraph_remove_unreachable_nodes): Use clone tree.
18395 * ipa-prop.c (ipa_note_param_call): Update call to
18396 compute_call_stmt_bb_frequencycall.
18397 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18398 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18399 (copy_bb): Handle updating of clone tree; add new edge when new call
18401 (expand_call_inline): Be strict about every call having edge.
18402 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18403 (delete_unreachable_blocks_update_callgraph): New function.
18404 (tree_function_versioning): Use VECtors; always remove unreachable
18405 blocks and fold conditionals.
18406 * tree-inline.h: Do not include varray.h.
18407 (tree_function_versioning): Remove.
18408 * Makefile.in (GTFILES): Remove tree-inline.c
18409 * passes.c (do_per_function): Do only functions having body.
18410 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18413 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18414 Andrew Morrow <acm@google.com>
18417 * c-common.c (c_common_attribute_table): Permit deprecated
18418 attribute to take an optional argument.
18419 (handle_deprecated_attribute): If the optional argument to
18420 __attribute__((deprecated)) is not a string ignore the attribute
18421 and emit a warning.
18423 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18424 * c-typeck.c (build_component_ref): Likewise.
18425 (build_external_ref): Likewise.
18427 * toplev.c (warn_deprecated_use): Add an attribute argument.
18428 Emit the message associated with __attribute__((deprecated)).
18430 * toplev.h (warn_deprecated_use): Updated.
18432 * doc/extend.texi: Document new optional parameter to
18433 __attribute__((deprecated))
18435 2009-05-08 Michael Eager <eager@eagercon.com>
18437 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18438 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18440 2009-05-08 Richard Guenther <rguenther@suse.de>
18442 PR tree-optimization/40062
18443 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18444 Avoid exponential behavior.
18446 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18448 PR rtl-optimization/33928
18450 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18451 process_uses, build_single_def_use_links): New.
18452 (update_df): Update use_def_ref.
18453 (forward_propagate_into): Use get_def_for_use instead of use-def
18455 (fwprop_init): Call build_single_def_use_links and let it initialize
18457 (fwprop_done): Free use_def_ref.
18458 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18459 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18460 df_rd_simulate_one_insn): New.
18461 (df_rd_bb_local_compute_process_def): Update head comment.
18462 (df_chain_create_bb): Use the new RD simulation functions.
18463 * df.h (df_rd_simulate_artificial_defs_at_top,
18464 df_rd_simulate_one_insn): New.
18465 * opts.c (decode_options): Enable fwprop at -O1.
18466 * doc/invoke.texi (-fforward-propagate): Document this.
18468 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18471 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18472 and one complex operand specially.
18473 * tree-complex.c (some_nonzerop): Do not identify a real value as
18474 zero if flag_signed_zeros.
18476 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18478 PR rtl-optimization/33928
18479 * loop-invariant.c (record_use): Fix && vs. || mishap.
18481 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18483 PR rtl-optimization/33928
18484 * loop-invariant.c (struct use): Add addr_use_p.
18485 (struct def): Add n_addr_uses.
18486 (struct invariant): Add cheap_address.
18487 (create_new_invariant): Set cheap_address.
18488 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18489 (record_uses): Pass df_ref to record_use.
18490 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18493 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18495 * config/sh/sh.c: Do not include c-pragma.h.
18497 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18499 * config/spu/spu.c: Remove include of c-common.h.
18501 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18504 * c-common.h (mark_valid_location_for_stdc_pragma,
18505 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18506 clear_float_const_decimal64, float_const_decimal64_p): New.
18507 * c.opt (Wunsuffixed-float-constants): New.
18508 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18509 unsuffixed float constant, handle new warning.
18510 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18511 * c-decl.c (c_scope): New flag float_const_decimal64.
18512 (set_float_const_decimal64, clear_float_const_decimal64,
18513 float_const_decimal64_p): New.
18514 (push_scope): Set new flag.
18515 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18516 to use STDC pragmas.
18517 (c_parser_external_declaration): Ditto.
18518 (c_parser_compound_statement_nostart): Ditto.
18519 * c-pragma.c (valid_location_for_stdc_pragma,
18520 mark_valid_location_for_stdc_pragma,
18521 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18522 handle_pragma_float_const_decimal64): New.
18523 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18524 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18525 set_float_const_decimal64, clear_float_const_decimal64,
18526 float_const_decimal64_p): New dummy functions.
18527 * doc/extend.texi (Decimal Float): Remove statement that the
18528 pragma, and suffix for double constants, are not supported.
18529 * doc/invoke.texi (Warning Options): List new option.
18530 (-Wunsuffixed-float-constants): New.
18532 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18534 * config/i386/i386.c: Do not include c-common.h.
18536 2009-05-07 Mark Heffernan <meheff@google.com>
18538 * doc/invoke.texi (Debugging Options): Document change of debugging
18540 * opts.c (decode_options): Make dump_base_name relative to
18541 aux_base_name directory.
18543 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18545 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18546 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18548 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18550 * Makefile.in (install-plugin): Simplify a bit.
18552 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18554 * Makefile.in (OBJS-common): Add regcprop.o.
18556 * timevar.def (TV_CPROP_REGISTERS): New.
18557 * regrename.c (regrename_optimize): Return 0.
18558 (rest_of_handle_regrename): Delete.
18559 (pass_rename_registers): Point to regrename_optimize.
18560 (struct value_data_entry, struct value_data,
18561 kill_value_one_regno, kill_value_regno, kill_value,
18562 set_value_regno, init_value_data, kill_clobbered_value,
18563 kill_set_value, kill_autoinc_value, copy_value,
18564 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18565 replace_oldest_value_reg, replace_oldest_value_addr,
18566 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18567 debug_value_data, validate_value_data): Move...
18568 * regcprop.c: ... here.
18569 (rest_of_handle_cprop): Delete.
18570 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18572 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18574 PR middle-end/40057
18575 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18576 GEN_INT for 1 << bitnum.
18577 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18578 build_int_cst_type.
18580 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18582 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18583 Remove wrong description of "nand" operation.
18585 2009-05-06 Richard Guenther <rguenther@suse.de>
18586 Adam Nemet <anemet@caviumnetworks.com>
18588 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18589 comment. Add that if LHS is not a gimple register, then RHS1 has
18590 to be a single object (GIMPLE_SINGLE_RHS).
18592 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18594 * expr.c (get_def_for_expr): Move it up in the file.
18595 (store_field): When expanding a bit-field store, look at the
18596 defining gimple stmt for the masking conversion.
18598 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18600 PR middle-end/39986
18601 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18602 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18603 32-bit memcpy into long.
18605 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18607 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18608 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18610 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18611 instead of appending DW_OP_deref*.
18613 2009-05-06 Michael Matz <matz@suse.de>
18615 PR middle-end/40021
18616 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18617 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18619 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18621 * Makefile.in (install-plugin): Fix srcdir handling.
18623 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18625 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18626 when processing for not_regs_needed bitmap.
18627 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18628 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18629 handling it for rhs.
18631 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18633 * config/i386/i386.md (unnamed inc/dec peephole): Use
18634 optimize_insn_for_size_p instead of optimize_size.
18635 * config/i386/predicates.md (incdec_operand): Likewise.
18636 (aligned_operand): Likewise.
18637 * config/i386/sse.md (divv8sf3): Likewise.
18638 (sqrtv8sf2): Likewise.
18640 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18642 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18644 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18646 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18648 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18649 ssemodesuffixf2c with avxmodesuffixf2c.
18651 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18654 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18656 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18658 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18659 (struct tree_base): Adjust spacing for 8 bit boundaries.
18660 (struct tree_decl_common): Add decl_by_reference_flag bit.
18661 (DECL_BY_REFERENCE): Adjust.
18662 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18663 print DECL_BY_REFERENCE bit.
18664 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18665 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18666 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18667 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18670 PR middle-end/39666
18671 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18672 range of the type, but default label is missing, add it with one
18673 of the existing labels instead of adding a new label for it.
18675 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18679 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18681 * Makefile.in (enable_plugin, plugin_includedir): New.
18682 (install): Depend on install-plugin.
18683 (PLUGIN_HEADERS): New.
18684 (install-plugin): New.
18685 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18687 2009-05-05 Richard Guenther <rguenther@suse.de>
18689 PR tree-optimization/40022
18690 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18692 (phivn_valid_p): Fix tuplification error, simplify.
18693 (phiprop_insert_phi): Add dumps.
18694 (propagate_with_phi): Simplify.
18696 2009-05-05 Richard Guenther <rguenther@suse.de>
18698 PR middle-end/40023
18699 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18701 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18703 * tree.h (strip_float_extensions): Remove duplicate declaration.
18704 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18705 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18706 block_ultimate_origin): Rearrange the declarations line to match the
18707 comment that indicates the .c file which the functions are defined.
18708 (dwarf2out_*, set_decl_rtl): Add comment.
18709 (get_base_address): Adjust comment.
18710 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18711 declarations line and add comment.
18712 (is_builtin_name): Add blank after function name, for clarity.
18714 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18716 * attribs.c (decl_attributes): Use %qE for identifiers in
18718 * cgraphunit.c (verify_cgraph_node): Translate function names to
18719 locale character set in diagnostics.
18720 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18722 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18723 Document that functions are named in UTF-8.
18724 * expr.c (expand_expr_real_1): Translate function names to locale
18725 character set in diagnostics.
18726 * gimplify.c (omp_notice_variable, omp_is_private,
18727 gimplify_scan_omp_clauses): Use %qE for identifiers in
18729 * langhooks.c (lhd_print_error_function): Translate function names
18730 to locale character set.
18731 * langhooks.h (decl_printable_name): Document that return value is
18732 in internal character set.
18733 * stmt.c: Include pretty-print.h
18734 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18736 (resolve_operand_name_1): Translate named operand name to locale
18738 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18740 * toplev.c (announce_function): Translate function names to locale
18742 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18743 (default_tree_printer): Use pp_identifier or translate identifiers
18744 to locale character set. Mark "<anonymous>" for translation.
18745 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18746 for identifiers in diagnostics.
18747 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18749 * varasm.c (output_constructor): Use %qE for identifiers in
18752 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18754 * configure.ac: use ` ` instead of $()
18755 * configure: Regenerate.
18757 2009-05-05 Ben Elliston <bje@au.ibm.com>
18759 * config/pa/linux-atomic.c: Eliminate conditional include of
18760 errno.h on non-LP64 systems to simplify build requirements.
18762 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18764 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18766 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18767 and pass value to identifier_to_locale.
18768 (warn_variable_length_array): Make name a tree.
18769 (grokdeclarator): Separate diagnostic texts for named and unnamed
18770 declarators. Use %qE for named declarators.
18771 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18773 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18774 identifiers in diagnostics.
18775 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18776 identifier_to_locale. Mark "anonymous" strings for translation.
18778 2009-05-04 Michael Eager <eager@eagercon.com>
18780 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18781 address for DImode/DFmode only if double-precision FP regs.
18783 2009-05-04 Michael Eager <eager@eagercon.com>
18785 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18786 TARGET_SINGLE_FLOAT check.
18788 2009-05-04 Michael Eager <eager@eagercon.com>
18790 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18792 2009-05-04 Michael Eager <eager@eagercon.com>
18794 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18795 * config/rs6000/t-xilinx: New
18797 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18799 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18800 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18801 * gcc/explow.c (memory_address): Use target hook.
18802 * gcc/targhooks.c (default_legitimize_address): New.
18803 * gcc/targhooks.h (default_legitimize_address): New.
18804 * gcc/target.h (legitimize_address): New.
18805 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18806 (TARGET_INITIALIZER): Include it.
18807 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18809 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18810 * config/bfin/bfin.c (legitimize_address): Remove.
18811 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18812 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18814 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18815 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18817 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18818 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18819 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18820 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18821 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18822 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18823 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18824 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18825 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18826 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18827 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18828 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18829 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18830 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18831 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18832 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18833 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18834 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18835 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18836 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18837 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18838 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18839 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18841 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18842 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18843 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18844 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18845 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18846 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18847 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18848 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18849 (thumb_legitimize_address): Delete.
18850 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18851 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18852 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18853 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18854 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18855 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18857 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18860 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18861 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18862 * config/m32r/m32r.c (m32r_legitimize_address): New.
18863 * config/m68k/m68k.c (m68k_legitimize_address): New.
18864 * config/score/score.c (score_legitimize_address): Standardize.
18865 * config/score/score3.c (score3_legitimize_address): Standardize.
18866 * config/score/score3.h (score3_legitimize_address): Adjust.
18867 * config/score/score7.c (score7_legitimize_address): Standardize.
18868 * config/score/score7.h (score7_legitimize_address): Adjust.
18869 * config/sh/sh.c (sh_legitimize_address): New.
18870 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18872 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18873 (s390_legitimize_address): ... this.
18874 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18875 (sparc_legitimize_address): ... this.
18876 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18877 (ix86_legitimize_address): ... this.
18878 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18879 (avr_legitimize_address): ... this.
18880 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18881 (mn10300_legitimize_address): ... this.
18882 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18883 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18884 (alpha_expand_mov): Adjust call.
18886 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18887 * config/spu/spu.c (spu_legitimize_address): Likewise.
18888 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18889 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18891 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18893 * intl.c (locale_encoding, locale_utf8): New.
18894 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18895 * intl.h (locale_encoding, locale_utf8): Declare.
18896 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18897 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18899 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18901 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18902 (pp_base_tree_identifier): Declare as function.
18903 (identifier_to_locale): Declare.
18904 * Makefile.in (pretty-print.o): Update dependencies.
18905 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18907 2009-05-04 Richard Guenther <rguenther@suse.de>
18909 PR middle-end/40015
18910 * builtins.c (fold_builtin_memory_op): Do not decay to element
18911 type if the size matches the whole array.
18913 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18915 * expmed.c (synth_mult): When trying out a shift, pass the result
18918 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18920 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18921 (shiftsub1_cost): New.
18922 (init_expmed): Compute shiftsub1_cost.
18923 (synth_mult): Optimize multiplications by constants of the form
18924 -(2^^m-1) for some constant positive integer m.
18926 2009-05-03 Richard Guenther <rguenther@suse.de>
18929 * c-typeck.c (array_to_pointer_conversion): Do not built
18930 ADDR_EXPRs of arrays of pointer-to-element type.
18931 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18932 up wrong ADDR_EXPRs after-the-fact.
18933 * c-common.c (strict_aliasing_warning): Strip pointer
18934 conversions for obtaining the original type.
18935 * builtins.c (fold_builtin_memset): Handle array types.
18936 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18939 2009-05-03 Richard Guenther <rguenther@suse.de>
18941 PR middle-end/23329
18942 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18943 Do not lose casts from array types with unknown extent to array
18944 types with known extent.
18945 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18946 alias set compatibility.
18948 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18950 * flags.h (extra_warnings): Delete.
18951 * toplev.c (process_options): Handle Wuninitialized here.
18952 * opts.c (extra_warnings): Delete.
18953 (set_Wextra): Delete.
18954 (common_handle_option): -Wextra can be handled automatically.
18955 * c-opts.c (c_common_handle_option): Delete obsolete code.
18956 (c_common_post_options): Simplify comment.
18957 * common.opt (W): Add Var.
18959 (Wuninitialized): Initialize to -1.
18961 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18962 Richard Guenther <rguenther@suse.de>
18964 * expr.c (get_def_for_expr): New function.
18965 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18966 SSA rather than trees.
18967 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18968 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18970 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18972 * c-common.c (reswords): Add _Imaginary.
18973 * c-common.c (enum rid): Add RID_IMAGINARY.
18975 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18977 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18978 Patch by Richard Guenther.
18980 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18982 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18983 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18984 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18985 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18986 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18987 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18988 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18989 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18990 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18991 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18992 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18993 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18994 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18995 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18996 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18997 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18998 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18999 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19001 2009-05-02 Richard Guenther <rguenther@suse.de>
19003 PR tree-optimization/39940
19004 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19007 2009-05-02 Richard Guenther <rguenther@suse.de>
19009 PR middle-end/40001
19010 * tree-ssa.c (execute_update_addresses_taken): Properly check
19011 if we can mark a variable DECL_GIMPLE_REG_P.
19012 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19013 back to the end of the function.
19014 (is_gimple_reg_type): Remove complex type special casing.
19015 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19018 2009-05-02 Ben Elliston <bje@au.ibm.com>
19020 * doc/collect2.texi (Collect2): Document search path behaviour
19021 when configured with --with-ld.
19023 2009-05-02 Jan Hubicka <jh@suse.cz>
19025 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19026 parameter; update callers.
19027 (coalesce_cost_edge): EH edges are costier because they needs
19028 splitting even if not critical and even more costier when there are
19029 multiple EH predecestors.
19031 2009-05-02 Jan Hubicka <jh@suse.cz>
19033 * except.c (remove_eh_handler_and_replace): Handle updating after
19034 removing TRY blocks.
19036 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19038 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19040 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19042 * varasm.c: Do not include c-pragma.h.
19043 * attribs.c: Do not incude c-common.h.
19045 2009-05-01 Michael Matz <matz@suse.de>
19047 * calls.c (initialize_argument_information): Handle SSA names like
19048 decls with a non MEM_P DECL_RTL.
19050 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19052 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19053 * ipa-utils.c: Likewise.
19054 * ipa-type-escape.c: Likewise.
19055 * cgraphunit.c Do not include c-common.h.
19056 * ipa-pure-const.c: Likewise.
19057 * tree-if-conv.c: Likewise.
19058 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19059 * ipa-struct-reorg.c: Likewise.
19060 * tree-nomudflap.c: Likewise.
19061 * tree-ssa-structalias.c: Likewise.
19063 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19065 * store-motion.c: Many cleanups to make this pass a first-class
19066 citizen instead of an appendix to gcse load motion. Add TODO list
19067 to make this pass faster/cleaner/better.
19069 (struct ls_expr): Post gcse.c-split cleanups.
19070 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19071 "stores" field to "avail_stores".
19072 (pre_ldst_mems): Rename to store_motion_mems.
19073 (pre_ldst_table): Rename to store_motion_mems_table.
19074 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19075 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19076 (ldst_entry): Rename to st_expr_entry, update users.
19077 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19078 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19079 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19081 (first_ls_expr): Rename to first_st_expr, update users.
19082 (next_ls_expr): Rename to next_st_expr, update users.
19083 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19084 fields properly for store motion instead of names inherited from load
19086 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19087 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19090 (ae_kill): Rename to st_kill, update users.
19091 (ae_gen): Rename to st_avloc, update users.
19092 (transp): Rename to st_transp, update users.
19093 (pre_insert_map): Rename to st_insert_map, update users.
19094 (pre_delete_map): Rename to st_delete_map, update users.
19095 (insert_store, build_store_vectors, free_store_memory,
19096 one_store_motion_pass): Update for abovementioned changes.
19098 (gcse_subst_count, gcse_create_count): Remove.
19099 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19100 and "n_stores_created", local variables.
19102 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19105 (regvec, compute_store_table_current_insn): Remove.
19106 (reg_set_info, reg_clear_last_set): Remove.
19107 (compute_store_table): Use DF caches instead of local dataflow
19110 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19112 * c-objc-common.c (c_tree_printer): Print identifiers with
19113 pp_identifier, not pp_string. Mark "({anonymous})" for
19115 * c-pretty-print.c (pp_c_ws_string): New.
19116 (pp_c_cv_qualifier, pp_c_type_specifier,
19117 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19118 pp_c_storage_class_specifier, pp_c_function_specifier,
19119 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19120 pp_c_primary_expression, pp_c_postfix_expression,
19121 pp_c_unary_expression, pp_c_shift_expression,
19122 pp_c_relational_expression, pp_c_equality_expression,
19123 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19124 use pp_string and pp_c_ws_string in place of pp_identifier and
19125 pp_c_identifier for non-identifiers. Mark English strings for
19127 * c-pretty-print.h (pp_c_ws_string): Declare.
19129 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19130 Roland McGrath <roland@redhat.com>
19132 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19133 (ENABLE_LD_BUILDID): New configuration option.
19134 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19135 (LINK_BUILDID_SPEC): New macro.
19136 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19138 * doc/install.texi: Document --enable-linker-build-id option.
19139 * configure: Rebuild.
19140 * config.in: Rebuild.
19142 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19144 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19145 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19146 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19147 MIPS_GP_SAVE_AREA_SIZE.
19148 * config/mips/mips.c (struct mips_frame_info): Update comment
19149 before arg_pointer_offset and hard_frame_pointer_offset.
19150 (mips_compute_frame_info): Update diagram before function: to
19151 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19152 indicate the position of frame_pointer_rtx with -fstack-protector and
19153 to show args_size. Don't allocate cprestore area for leaf functions
19154 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19156 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19158 2009-04-30 Michael Matz <matz@suse.de>
19160 PR tree-optimization/39955
19161 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19163 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19165 * ira.c (setup_cover_and_important_classes): Use safe macro
19166 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19168 * genpreds.c (write_tm_preds_h): Output suitable definition of
19169 REG_CLASS_FOR_CONSTRAINT.
19171 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19173 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19175 * bitmap.c (bitmap_descriptor): Likewise.
19176 * ggc-common.c (loc_descriptor): Likewise.
19177 * varray.c (varray_descriptor): Likewise.
19178 * vec.c (vec_descriptor): Likewise.
19180 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19182 * Makefile.in (dce.o): Add $(EXCEPT_H).
19183 * dce.c: Include except.h and delete redundant vector definitions.
19184 (deletable_insn_p): Return false for non-call insns that can throw
19187 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19189 * gcse.c (ae_gen): Remove.
19190 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19191 and make non-static function to make it available in store-motion.c.
19192 Update call sites with search-and-replace.
19193 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19194 extract_mentioned_regs, extract_mentioned_regs_helper,
19195 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19196 store_killed_in_insn, store_killed_after, store_killed_before,
19197 build_store_vectors, insert_insn_start_basic_block, insert-store,
19198 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19199 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19200 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19201 * store-motion.c: ...new file. Also copy data structures from gcse.c
19202 and clean up to remove parts not used by store motion.
19203 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19204 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19206 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19209 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19210 when optimizing for size.
19212 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19214 * gcse.c (gcse_constant_p): Fix typo in last change.
19216 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19218 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19220 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19222 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19224 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19226 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19227 CONST_HIGH_PART result.
19229 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19231 * config/avr/avr.c (initial_elimination_offset): Rename to
19232 avr_initial_elimination_offset.
19233 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19234 change return type to bool.
19235 (avr_can_eliminate): New function.
19236 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19237 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19238 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19239 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19240 avr_initial_elimination_offset.
19241 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19242 (avr_initial_elimination_offset): Define.
19244 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19245 Steven Bosscher <steven@gcc.gnu.org>
19247 PR rtl-optimization/39938
19248 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19249 * cfgrtl.c: Include insn-attr.h.
19250 (rest_of_pass_free_cfg): New function.
19251 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19252 * resource.c (init_resource_info): Remove call to df_analyze.
19254 2009-04-29 Richard Guenther <rguenther@suse.de>
19257 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19258 allow conversion to signed integers.
19260 2009-04-29 Richard Guenther <rguenther@suse.de>
19262 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19263 shifts of floating point vectors if the shift amount is
19264 a constant multiple of the element size.
19266 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19267 Michael Matz <matz@suse.de>
19269 PR middle-end/39927
19271 * tree-outof-ssa.c (emit_partition_copy): New function.
19272 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19273 insert_part_to_rtx_on_edge): Perform the partition base var
19274 copy using emit_partition_copy.
19275 (insert_value_copy_on_edge): Convert constants to the right mode.
19276 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19277 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19279 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19281 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19282 scan backwards to try to find a constant to initialize it.
19284 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19285 insn before the loop_end instruction, don't look past labels.
19287 2009-04-29 Richard Guenther <rguenther@suse.de>
19289 PR middle-end/39937
19290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19291 loose type conversions.
19292 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19293 stmts only if there are no uses of its definition.
19295 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19297 * config/bfin/bfin.h (splitting_loops): Declare.
19298 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19299 Reorder bit definitions to be ascending.
19300 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19301 * config/bfin/bfin.c (splitting_loops): New variable.
19302 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19303 (struct loop_info): Remove members INIT and LOOP_INIT.
19304 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19305 the LSETUP sequence. Allow LC to be loaded from any register, but
19306 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19307 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19309 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19310 of reload_completed.
19313 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19315 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19317 * Makefile.in (PLUGIN_VERSION_H): New.
19318 (OBJS-common): Remove plugin-version.o.
19319 (plugin.o): Depend on (PLUGIN_VERSION_H).
19320 (plugin-version.o): Remove.
19321 * configure: Regenerate
19322 * configure.ac: Create plugin-version.h.
19323 * gcc-plugin.h (plugin_gcc_version): Remove.
19324 (plugin_default_version_check): Change signature.
19325 * plugin-version.c: Remove.
19326 * plugin.c: Include plugin-version.h.
19327 (str_plugin_gcc_version_name): Remove.
19328 (try_init_one_plugin): Pass gcc version to plugin_init.
19329 (plugin_default_version_check): Both gcc and plugin versions are now
19332 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19334 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19335 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19336 Remove special case testing for last insn of inner loops. Don't fail
19337 if the loop ends with a jump, emit an extra nop instead.
19339 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19340 DREGS rather than comparing directly. Remove code that tries to
19341 account for latencies.
19343 2009-04-29 Richard Guenther <rguenther@suse.de>
19345 PR tree-optimization/39941
19346 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19347 eliminating an indirect call.
19349 2009-04-29 Richard Guenther <rguenther@suse.de>
19351 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19352 parameter. Allow invariants as base if !require_lvalue.
19353 (verify_gimple_assign_single): Adjust.
19355 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19357 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19358 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19359 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19360 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19361 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19363 * config/bfin/bfin.c (bfin_expand_builtin,
19364 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19366 2009-04-28 Richard Guenther <rguenther@suse.de>
19368 * tree-vect-loop.c (get_initial_def_for_induction): Use
19369 correct types for pointer increment.
19371 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19373 * toplev.c (print_version): Update GMP version string calculation.
19375 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19377 PR rtl-optimization/39938
19378 * resource.c (init_resource_info): Add call to df_analyze.
19380 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19382 * config/alpha/alpha.md (usegp): Cast the result of
19383 alpha_find_lo_sum_using_gp to enum attr_usegp.
19384 * config/alpha/alpha.c (override_options): Remove end-of-structure
19385 marker element from cpu_table. Use array size of cpu_table to handle
19386 -mcpu and -mtune options.
19387 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19389 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19391 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19392 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19393 tune_32 and tune_64.
19394 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19395 support on PowerPC.
19396 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19397 * config/rs6000/option-defaults.h: ... here. New file.
19398 (OPT_64, OPT_32): Define.
19399 (MASK_64BIT): Define to 0 if not already defined.
19400 (OPT_ARCH64, OPT_ARCH32): Define.
19401 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19404 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19406 * config/arm/arm.c (arm_override_options): Emit error on using
19409 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19411 PR rtl-optimization/39914
19412 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19413 registers for allocnos created from user-defined variables only
19414 when not optimizing.
19416 2009-04-28 Richard Guenther <rguenther@suse.de>
19418 PR middle-end/39937
19419 * fold-const.c (fold_binary): Use distribute_real_division only
19422 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19424 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19425 add hpux-stdint.h to tm_file.
19426 (hppa[12]*-*-hpux11*): Ditto.
19427 (ia64*-*-hpux*): Ditto.
19428 * config/hpux-stdint.h: New.
19429 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19430 __STDC_EXT__ for all compiles.
19431 * config/pa/pa-hpux.h: Ditto.
19432 * config/pa/pa-hpux10.h: Ditto.
19433 * config/pa/pa-hpux11.h: Ditto.
19435 2009-04-28 Catherine Moore <clm@codesourcery.com>
19437 * debug.h (set_name): Add comment.
19439 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19442 * config/darwin.c (machopic_gen_offset): Check
19443 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19444 * config/arm/arm.c (require_pic_register): Likewise.
19446 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19448 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19449 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19450 m32c_promote_prototypes): Delete.
19452 2009-04-28 Michael Matz <matz@suse.de>
19454 PR middle-end/39922
19455 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19458 2009-04-28 Richard Guenther <rguenther@suse.de>
19460 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19462 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19464 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19465 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19466 * config/arm/arm-tune.md: Regenerate.
19468 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19470 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19471 block if there are complex incoming edges.
19472 (sel_merge_blocks): Remove useless assert.
19473 (sel_redirect_edge_and_branch): Check that edge was redirected.
19474 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19475 (sel_find_rgns): Delete declaration.
19476 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19477 the region when it is not a preheader.
19479 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19482 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19484 2009-04-28 Richard Guenther <rguenther@suse.de>
19486 * tree.h (SSA_NAME_VALUE): Remove.
19487 (struct tree_ssa_name): Remove value_handle member.
19488 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19489 array for jump threading.
19490 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19492 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19493 * tree-flow.h (threadedge_initialize_values): Declare.
19494 (threadedge_finalize_values): Likewise.
19495 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19496 (SSA_NAME_VALUE): Define.
19497 (threadedge_initialize_values): New function.
19498 (threadedge_finalize_values): Likewise.
19499 * tree-ssa-dom.c (ssa_name_values): New global variable.
19500 (SSA_NAME_VALUE): Define.
19501 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19503 2009-04-28 Ira Rosen <irar@il.ibm.com>
19505 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19506 Use REPORT_VECTORIZED_LOCATIONS instead
19507 REPORT_VECTORIZED_LOOPS.
19508 * tree-vectorizer.c (vect_verbosity_level): Make static.
19509 (vect_loop_location): Rename to vect_location.
19510 (vect_set_verbosity_level): Update comment.
19511 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19513 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19514 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19515 instead REPORT_UNVECTORIZED_LOOPS.
19516 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19517 and vect_loop_def to vect_external_def and vect_internal_def.
19518 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19519 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19520 REPORT_UNVECTORIZED_LOCATIONS.
19521 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19522 and vect_used_in_loop and to vect_unused_in_scope and
19523 vect_used_in_scope.
19524 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19525 (vect_verbosity_level): Remove declaration.
19526 (vect_analyze_operations): Likewise.
19527 (vect_analyze_stmt): Declare.
19528 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19529 REPORT_UNVECTORIZED_LOCATIONS.
19530 (vect_get_loop_niters): Fix indentation.
19531 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19532 (vect_analyze_loop_operations): New function.
19533 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19534 vect_analyze_operations.
19535 (vect_is_simple_reduction): Use new names.
19536 (vectorizable_live_operation, vect_transform_loop): Likewise.
19537 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19538 to specify whether the data references can be a part of interleaving
19540 (vect_analyze_data_ref_dependence): Use new names.
19541 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19542 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19543 * tree-vect-patterns.c (widened_name_p): Use new names.
19544 (vect_recog_dot_prod_pattern): Likewise.
19545 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19546 (process_use, vect_mark_stmts_to_be_vectorized,
19547 vect_model_simple_cost, vect_model_store_cost,
19548 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19549 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19550 vectorizable_operation, vectorizable_type_demotion,
19551 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19552 vectorizable_condition): Likewise.
19553 (vect_analyze_operations): Split into vect_analyze_loop_operations
19555 (vect_analyze_stmt): ... new function.
19556 (new_stmt_vec_info): Use new names.
19557 (vect_is_simple_use): Use new names and fix comment.
19558 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19559 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19561 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19564 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19565 and integer modes for x87 operands. Do not ICE for unsupported size,
19566 generate error instead. Generate error for unsupported operand types.
19567 ['z']: Do not handle HImode memory operands specially. Warning
19568 for floating-point operands. Fallthru to 'Z' for unsupported operand
19569 types. Do not ICE for unsupported size, generate error instead.
19570 (output_387_binary_op): Use %Z to output operands.
19571 (output_fp_compare): Ditto.
19572 (output_387_reg_move): Ditto.
19574 2009-04-28 Ben Elliston <bje@au.ibm.com>
19579 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19581 * builtins.c (c_strlen): Do not warn here.
19582 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19583 * c-common.c (pointer_int_sum): Take an explicit location.
19584 Warn about offsets out of bounds.
19585 * c-common.h (pointer_int_sum): Adjust declaration.
19587 2009-04-27 Ian Lance Taylor <iant@google.com>
19589 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19591 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19592 * df-core.c (df_set_flags): Change return type to int. Change
19593 type of old_flags to int.
19594 (df_clear_flags): Likewise.
19595 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19596 (df_get_conditional_uses): Likewise.
19597 * df.h (df_set_flags, df_clear_flags): Update declarations.
19598 * dwarf2out.c (struct indirect_string_node): Change type of form
19599 field to enum dwarf_form.
19600 (AT_string_form): Change return type to enum dwarf_form.
19601 * fixed-value.c (fixed_compare): Add cast to enum type.
19602 * fwprop.c (update_df): Change 0 to VOIDmode.
19603 * gensupport.c: Change 0 to UNKNOWN.
19604 * gimple.h (gimple_cond_code): Add cast to enum type.
19605 * haifa-sched.c (reemit_notes): Add cast to enum type.
19606 * hooks.c (hook_int_void_no_regs): Remove function.
19607 * hooks.h (hook_int_void_no_regs): Remove declaration.
19608 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19609 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19610 * real.c (real_arithmetic): Add cast to enum type.
19611 (real_compare): Likewise.
19612 * target.h (struct gcc_target): Change return type of
19613 branch_target_register_class to enum reg_class.
19614 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19615 default_branch_target_register_class.
19616 * targhooks.c (default_branch_target_register_class): New function.
19617 * targhooks.h (default_branch_target_register_class): Declare.
19618 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19619 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19621 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19623 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19624 vect_uninitialized_def. Change 0 to ERROR_MARK.
19625 * tree-vect-stmts.c (supportable_widening_operation): Don't
19626 initialize icode1 and icode2.
19627 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19628 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19630 (cmn_err_flag_specs): Change 0 to STD_C89.
19631 (cmn_err_char_table): Likewise.
19632 * config/arm/arm.c (get_arm_condition_code): Change type of code
19633 to enum arm_cond_code.
19634 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19635 (IWMMXT_BUILTIN2): Likewise.
19636 (neon_builtin_type_bits): Don't define typedef.
19637 (neon_builtin_datum): Change type of bits field to int.
19638 (arm_expand_neon_args): Add cast to enum type.
19639 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19641 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19642 casts to enum type.
19643 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19645 * config/mips/mips.md (jal_macro): Return enum constant.
19646 (single_insn): Likewise.
19647 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19649 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19650 casts to enum type.
19651 * config/s390/s390.c (s390_tune_flags): Change type to int.
19652 (s390_arch_flags): Likewise.
19653 (s390_handle_arch_option): Change flags field of struct pta to int.
19654 * config/s390/s390.h (s390_tune_flags): Update declaration.
19655 (s390_arch_flags): Likewise.
19656 * config/sh/sh.c (prepare_move_operands): Compare
19657 tls_symbolic_operand result with enum constant.
19658 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19659 (sh_expand_prologue): Add cast to enum type.
19660 (sh_expand_epilogue): Likewise.
19661 (tls_symbolic_operand): Change return type to enum tls_model.
19662 (fpscr_set_from_mem): Add cast to enum type.
19663 (legitimize_pic_address): Compare tls_symbolic_operand result with
19665 (sh_target_reg_class): Change return type to enum reg_class.
19666 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19668 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19669 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19670 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19671 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19672 (delayed_branch, tls_call_delay): Likewise.
19673 (eligible_for_sibcall_delay): Likewise.
19674 (eligible_for_return_delay): Likewise.
19675 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19676 (spu_expand_builtin_1): Likewise.
19678 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19679 for all types of conversions.
19680 (output_init_element): Issue -Wc++-compat warning if needed when
19681 initializing a bitfield with enum type.
19682 * c-parser.c (c_parser_expression): Set original_type to
19683 original_type of right hand operand of comma operator.
19685 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19687 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19689 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19690 * doc/cpp.texi (Standard Predefined Macros)
19691 (Implementation-defined behavior): Likewise.
19692 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19693 * doc/gimple.texi (GIMPLE Exception Handling)
19694 (@code{GIMPLE_ASSIGN}): Likewise.
19695 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19696 * doc/invoke.texi (Warning Options, Optimize Options)
19697 (AVR Options, Darwin Options): Likewise.
19698 (Optimize Options): Reformulate -fwhole-program description.
19699 * doc/loop.texi (Lambda): Likewise.
19700 * doc/md.texi (Output Template, Define Constraints)
19701 (Standard Names, Insn Splitting): Likewise.
19702 * doc/options.texi (Option properties): Likewise.
19703 * doc/passes.texi (Tree-SSA passes): Likewise.
19704 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19705 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19706 (File Names and DBX): Likewise.
19707 * doc/trouble.texi (Incompatibilities): Likewise.
19709 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19711 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19712 instruction is correct.
19714 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19716 Allow non-constant arguments to conversion intrinsics.
19717 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19718 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19719 * spu.c (print_operand): Handle 'v' and 'w'.
19720 (exp2_immediate_p, spu_gen_exp2): Define.
19721 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19722 spu_convtf_1): Update parameter descriptions.
19723 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19724 * constraints.md ('v', 'w'): New.
19725 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19727 (i2f, I2F): New define_mode_attr.
19728 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19729 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19730 fixuns_truncv4sfv4si2): Update to use mode attribute.
19731 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19732 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19733 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19734 patterns for combine.
19736 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19738 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19739 (cprop, hoist, pre, store_motion): New debug counters.
19740 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19741 is not an RTL pass anymore.
19742 (pass_profiling): Remove extern decl for pass removed in 2005.
19743 (pass_gcse, pass_jump_bypass): Remove.
19744 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19745 to 0 for clean state.
19746 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19747 * cse.c (gate_handle_cse_after_global_opts,
19748 rest_of_handle_cse_after_global_opts): New functions.
19749 (pass_cse_after_global_opts): New pass, does local CSE.
19750 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19751 (TV_CPROP): New timevar.
19752 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19753 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19754 (gcse_main, recompute_all_luids): Remove.
19755 (compute_hash_table_work): Call max_reg_num instead of reading
19757 (cprop_jump): Don't set run_jump_opt_after_gcse.
19758 (constprop_register): Always allow to alter jumps.
19759 (cprop_insn): Likewise.
19760 (do_local_cprop): Likewise.
19761 (local_cprop_pass): Likewise. Return non-zero if something changed.
19762 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19763 (find_implicit_sets): Add note about missed optimization opportunity.
19764 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19765 pass_rtl_cprop execute function.
19766 Don't bother tracking the pass number, each pass gets its own dumpfile
19768 Always allow to alter jumpsand bypass jumps.
19769 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19770 will just find no suitable set.
19771 (pre_edge_insert): Fix dumping, this function is for PRE only.
19772 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19773 pass_rtl_pre execute function.
19774 (hoist_code): Return non-zero if something changed. Keep track of
19775 substitutions and insertions for statistics gathering similar to PRE.
19776 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19777 called from the pass_rtl_hoist execute function. Show pass statistics.
19778 (compute_store_table): Use max_reg_num directly instead of using the
19779 formerly global max_gcse_regno.
19780 (build_store_vectors): Likewise.
19781 (replace_store_insn): Fix dumping.
19782 (store_motion): Rename to ...
19783 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19784 pass, called from the pass_rtl_store_motion execute function. Keep
19785 track of substitutions and insertions for statistics gathering similar
19787 (bypass_jumps): Remove, fold interesting bits into ...
19788 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19789 from the pass_rtl_cprop execute function.
19790 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19791 pass_jump_bypass): Remove.
19792 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19793 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19794 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19795 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19796 (gate_rtl_store_motion, execute_rtl_store_motion,
19797 pass_rtl_store_motion): New.
19798 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19799 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19800 * passes.c (init_optimization_passes): Remove pass_gcse and
19801 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19802 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19803 instead of pass_jump_bypass.
19805 2009-04-27 Richard Guenther <rguenther@suse.de>
19807 PR middle-end/39928
19808 * gimplify.c (gimplify_expr): If we are required to create
19809 a temporary make sure it ends up as register.
19811 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19814 * config/i386/i386.c (construct_container): Don't call
19815 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19816 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19818 2009-04-27 Michael Matz <matz@suse.de>
19820 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19821 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19822 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19823 (dump_replaceable_exprs): Take a bitmap.
19824 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19826 (expand_gimple_basic_block): Likewise.
19827 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19828 replaceable_expressions member a bitmap.
19829 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19830 (mark_replaceable): Likewise.
19831 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19832 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19834 2009-04-27 Richard Guenther <rguenther@suse.de>
19836 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19837 (verify_stmts): Dispatch to gimple/type verification code.
19838 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19839 issue with call argument types.
19841 2009-04-27 Michael Matz <matz@suse.de>
19843 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19844 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19847 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19848 Eric Botcazou <ebotcazou@adacore.com>
19850 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19851 a label's basic block.
19852 (mark_target_live_regs): Tidy and rework obsolete comments.
19853 Change back DF problem to LIVE. If a label starts a basic block,
19854 assume that all registers that used to be live then still are.
19855 (init_resource_info): If a label starts a basic block, set its
19856 BLOCK_FOR_INSN accordingly.
19857 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19859 2009-04-27 Richard Guenther <rguenther@suse.de>
19861 * tree-flow-inline.h (function_ann): Remove.
19862 (get_function_ann): Likewise.
19863 * tree-dfa.c (create_function_ann): Remove.
19864 * tree-flow.h (struct static_var_ann_d): Remove.
19865 (struct function_ann_d): Likewise.
19866 (union tree_ann_d): Remove fdecl member.
19867 (function_ann_t): Remove.
19868 (function_ann, get_function_ann, create_function_ann): Remove
19871 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19873 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19875 2009-04-27 Jan Hubicka <jh@suse.cz>
19877 * ipa-pure-const.c (struct funct_state_d): New fields
19878 state_previously_known, looping_previously_known; remove
19879 state_set_in_source.
19880 (analyze_function): Use new fields.
19881 (propagate): Avoid assumption that state_set_in_source imply
19884 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19885 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19886 * cfgloop.h (finite_loop_p): Declare.
19888 2009-04-26 Michael Matz <matz@suse.de>
19890 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19892 2009-04-26 Michael Matz <matz@suse.de>
19894 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19895 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19896 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19897 pass_mark_used_blocks): Remove.
19898 * tree-optimize.c (pass_free_datastructures,
19899 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19900 * passes.c (init_optimization_passes): Don't call
19901 pass_mark_used_blocks, remove dead code.
19903 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19905 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19906 * tree-ssa-live.h (register_ssa_partition): Likewise.
19908 2009-04-26 Michael Matz <matz@suse.de>
19911 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19912 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19913 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19915 (compare_pairs): Swap cost comparison.
19916 (coalesce_ssa_name): Don't use change_partition_var.
19917 * tree-nrv.c (struct nrv_data): Add modified member.
19918 (finalize_nrv_r): Set it.
19919 (tree_nrv): Use it to update statements.
19920 (pass_nrv): Require PROP_ssa.
19921 * tree-mudflap.c (mf_decl_cache_locals,
19922 mf_build_check_statement_for): Use make_rename_temp.
19923 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19924 * alias.c (find_base_decl): Handle SSA names.
19925 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19926 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19927 * rtl.h (set_reg_attrs_for_parm): Declare.
19928 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19929 to "optimized", remove unused locals at finish.
19930 (execute_free_datastructures): Make global, call
19931 delete_tree_cfg_annotations.
19932 (execute_free_cfg_annotations): Don't call
19933 delete_tree_cfg_annotations.
19935 * ssaexpand.h: New file.
19936 * expr.c (toplevel): Include ssaexpand.h.
19937 (expand_assignment): Handle SSA names the same as register variables.
19938 (expand_expr_real_1): Expand SSA names.
19939 * cfgexpand.c (toplevel): Include ssaexpand.h.
19940 (SA): New global variable.
19941 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19942 (SSAVAR): New macro.
19943 (set_rtl): New helper function.
19944 (add_stack_var): Deal with SSA names, use set_rtl.
19945 (expand_one_stack_var_at): Likewise.
19946 (expand_one_stack_var): Deal with SSA names.
19947 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19948 before unique numbers.
19949 (expand_stack_vars): Use set_rtl.
19950 (expand_one_var): Accept SSA names, add asserts for them, feed them
19951 to above subroutines.
19952 (expand_used_vars): Expand all partitions (without default defs),
19953 then only the local decls (ignoring those expanded already).
19954 (expand_gimple_cond): Remove edges when jumpif() expands an
19955 unconditional jump.
19956 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19957 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19959 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19960 members of SA; deal with PARM_DECL partitions here; expand
19961 all PHI nodes, free tree datastructures and SA. Commit instructions
19962 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19963 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19964 info and statements at start, collect garbage at finish.
19965 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19966 (VAR_ANN_PARTITION) Remove.
19967 (change_partition_var): Don't declare.
19968 (partition_to_var): Always return SSA names.
19969 (var_to_partition): Only accept SSA names.
19970 (register_ssa_partition): Only check argument.
19971 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19973 (delete_var_map): Don't free it.
19974 (var_union): Only accept SSA names, simplify.
19975 (partition_view_init): Mark only useful SSA names as used.
19976 (partition_view_fini): Only deal with SSA names.
19977 (change_partition_var): Remove.
19978 (dump_var_map): Use ssa_name instead of partition_to_var member.
19979 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19981 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19982 (struct _elim_graph): New member const_dests; nodes member vector of
19984 (set_location_for_edge): New static helper.
19985 (create_temp): Remove.
19986 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19987 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19988 (new_elim_graph): Allocate const_dests member.
19989 (clean_elim_graph): Truncate const_dests member.
19990 (delete_elim_graph): Free const_dests member.
19991 (elim_graph_size): Adapt to new type of nodes member.
19992 (elim_graph_add_node): Likewise.
19993 (eliminate_name): Likewise.
19994 (eliminate_build): Don't take basic block argument, deal only with
19995 partition numbers, not variables.
19996 (get_temp_reg): New static helper.
19997 (elim_create): Use it, deal with RTL temporaries instead of trees.
19998 (eliminate_phi): Adjust all calls to new signature.
19999 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20000 (rewrite_trees): Only do checking.
20001 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20002 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20003 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20004 contains_tree_r, MAX_STMTS_IN_LATCH,
20005 process_single_block_loop_latch, analyze_edges_for_bb,
20006 perform_edge_inserts): Remove.
20007 (expand_phi_nodes): New global function.
20008 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20009 functions, initialize new parameter, remember partitions having a
20011 (finish_out_of_ssa): New global function.
20012 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20013 don't reset in_ssa_p here, don't disable TER when mudflap.
20014 (pass_del_ssa): Remove.
20015 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20017 (execute_free_datastructures): Declare.
20018 * Makefile.in (SSAEXPAND_H): New variable.
20019 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20020 * basic-block.h (commit_one_edge_insertion): Declare.
20021 * passes.c (init_optimization_passes): Move pass_nrv and
20022 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20023 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20024 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20025 (redirect_branch_edge): Deal with super block when expanding, split
20026 out jump patching itself into ...
20027 (patch_jump_insn): ... here, new static helper.
20029 2009-04-26 Michael Matz <matz@suse.de>
20031 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20032 beyond num_ssa_names.
20033 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20034 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20036 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20038 PR inline-asm/39543
20039 * fwprop.c (forward_propagate_asm): New function.
20040 (forward_propagate_and_simplify): Propagate also into __asm, if it
20041 doesn't increase the number of referenced registers.
20044 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20046 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20048 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20049 note_nonlocal_vla_type for nonlocal VLAs.
20050 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20051 contains_remapped_vars, remap_vla_decls): New functions.
20052 (convert_nonlocal_reference_stmt): If not optimizing, call
20053 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20054 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20055 if it wasn't found in var_map.
20056 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20057 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20058 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20060 * gimplify.c (nonlocal_vlas): New variable.
20061 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20063 (gimplify_body): Create and destroy nonlocal_vlas.
20065 * dwarf2out.c (loc_descr_plus_const): New function.
20066 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20067 mem_loc_descriptor, loc_descriptor_from_tree_1,
20068 descr_info_loc, gen_variable_die): Use it.
20070 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20071 !TREE_STATIC VAR_DECLs.
20072 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20073 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20074 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20075 DECL_BY_REFERENCE is valid.
20076 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20077 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20078 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20079 Copy DECL_BY_REFERENCE.
20080 (struct nesting_copy_body_data): New type.
20081 (nesting_copy_decl): New function.
20082 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20083 if they have variable length.
20085 2009-04-26 Michael Matz <matz@suse.de>
20087 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20088 mark new temporaries for renaming.
20090 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20093 * c-decl.c (global_bindings_p): Return negative value.
20094 (c_variable_size): New. Based on variable_size from
20096 (grokdeclarator): Call c_variable_size not variable_size.
20098 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20100 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20102 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20104 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20105 Redefine it to just use mingw/include.
20106 (ASM_SPEC): Rules for -m32 and -m64.
20107 (LINK_SPEC): Use Likewise.
20108 (SPEC_32): New define.
20109 (SPEC_64): Likewise.
20110 (SUB_LINK_SPEC): Likewise.
20111 (MULTILIB_DEFAULTS): New define.
20112 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20113 Add multilib options.
20114 (MULTILIB_DIRNAMES): Likewise.
20115 (MULTILIB_OSDIRNAMES): Likewise.
20116 (LIBGCC): Likewise.
20117 (INSTALL_LIBGCC): Likewise.
20119 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20122 * c-tree.h (enum c_inline_static_type): New.
20123 (record_inline_static): Declare.
20124 * c-decl.c (struct c_inline_static, c_inline_statics,
20125 record_inline_static, check_inline_statics): New.
20126 (pop_file_scope): Call check_inline_statics.
20127 (start_decl): Call record_inline_static instead of pedwarning
20128 directly for static in inline function.
20129 * c-typeck.c (build_external_ref): Call record_inline_static
20130 instead of pedwarning directly for static referenced in inline
20133 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20135 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20136 not new but only being rescanned.
20137 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20138 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20139 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20140 record_set_info, compute_set, grealloc): Remove.
20141 (recompute_all_luids): New function.
20142 (gcse_main): Don't compute sets, and don't do related memory
20143 allocations/free-ing. If something changed before the end of the
20144 pass, update LUIDs using recompute_all_luids.
20145 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20146 (free_gcse_mem): Don't free it either.
20147 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20148 Use the df insn LUIDs.
20149 (load_killed_in_block): Likewise.
20150 (compute_hash_table_work): Don't compute reg_set_in_block.
20151 (compute_transp): Use DF_REG_DEF_CHAINs.
20152 (local_cprop_pass): Don't use compute_sets and related functions.
20153 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20154 Use get_max_uid() instead of max_cuid.
20155 (insert_insn_end_basic_block, pre_insert_copy_insn,
20156 update_ld_motion_stores): Don't try to
20157 keep reg_set tables up to date.
20158 (pre_insert_copies): Use df insn LUIDs.
20159 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20160 (reg_set_info): Don't use extra bitmap argument.
20161 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20162 information to compute regs_set_in_block.
20163 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20164 (bypass_jumps): Don't use compute_sets and friends.
20166 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20169 * opts.c (undocumented_msg): Do not leave blank even with
20172 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20174 * c-decl.c (build_enumerator): Allow values folding to integer
20175 constants but not integer constant expressions with a pedwarn if
20178 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20181 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20182 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20183 type is an integer constant.
20185 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20188 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20191 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20194 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20195 with variably modified return type and no storage class
20196 specifiers, except for the case of nested functions. Distinguish
20197 extern declarations of functions with variably modified return
20198 types from those of objects with variably modified types.
20200 2009-04-25 Jan Hubicka <jh@suse.cz>
20202 * tree.c (list_equal_p): New function.
20203 * tree.h (list_equal_p): Declare.
20204 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20205 basic_block_def, basic_block, const_basic_block): New.
20206 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20207 (redirect_eh_edge): New function.
20208 (make_eh_edge_update_phi): EH edges are not abnormal.
20209 * except.c: Include tree-flow.h.
20210 (list_match): New function.
20211 (eh_region_replaceable_by_p): New function.
20212 (replace_region): New function.
20213 (hash_type_list): New function.
20214 (hash_eh_region): New function.
20215 (eh_regions_equal_p): New function.
20216 (merge_peers): New function.
20217 (remove_unreachable_regions): Verify EH tree when checking;
20219 (copy_eh_region_1): New function.
20220 (copy_eh_region): New function.
20221 (push_reachable_handler): New function.
20222 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20223 regions without label but with live RESX.
20224 * except.h (redirect_eh_edge_to_label): New.
20225 * tree-flow.h (redirect_eh_edge): New.
20226 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20227 basic_block_def, basic_block, const_basic_block): Remove.
20228 * Makefile.in (except.o): Add dependency on tree-flow.h
20229 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20230 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20233 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20236 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20237 on the destination of memcpy.
20239 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20241 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20242 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20243 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20245 2009-04-25 Jan Hubicka <jh@suse.cz>
20247 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20248 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20249 to be reached by different label than left.
20250 (update_eh_edges): Update comment; remove edge_to_remove if possible
20251 and return true if suceeded.
20252 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20253 (cleanup_eh): Compute sharing map.
20254 * except.c (remove_eh_handler_and_replace): Add argument if we should
20256 (remove_unreachable_regions): Update for label sharing.
20257 (label_to_region_map): Likewise.
20258 (get_next_region_sharing_label): New function.
20259 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20261 (remove_eh_handler): Update.
20262 (remove_eh_region_and_replace_by_outer_of): New function.
20263 * except.h (struct eh_region): Add next_region_sharing_label.
20264 (remove_eh_region_and_replace_by_outer_of,
20265 get_next_region_sharing_label): Declare.
20266 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20268 2009-04-25 Jan Hubicka <jh@suse.cz>
20270 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20271 insert code even if they are not critical.
20273 2009-04-25 Jan Hubicka <jh@suse.cz>
20275 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20276 (gimple_can_remove_branch_p): EH edges won't remove branch by
20278 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20279 updating of non-abnormal EH edges.
20280 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20281 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20282 (split_critical_edges): Split also edges where emitting code on them
20283 will lead to splitting later.
20285 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20286 H.J. Lu <hongjiu.lu@intel.com>
20289 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20290 the configured assembler supports fildq and fistpq mnemonics.
20291 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20292 * configure: Regenerated.
20293 * config.in: Ditto.
20295 * config/i386/i386.c (print_operand): Handle 'Z'.
20296 ['z']: Remove handling of special fild/fist suffixes.
20297 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20298 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20299 suffix of fild insn.
20300 (*floatsi<mode>2_vector_mixed): Ditto.
20301 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20302 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20303 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20304 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20305 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20307 2009-04-25 Ben Elliston <bje@au.ibm.com>
20309 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20310 the source of a set operation.
20312 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20314 * target.h (struct gcc_target): Add case_values_threshold field.
20315 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20316 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20317 * targhooks.c (default_case_values_threshold): New function.
20318 * targhooks.h (default_case_values_threshold): Declare function.
20319 * stmt.c (expand_case): Use case_values_threshold target hook.
20320 * expr.h (case_values_threshold): Remove declartation.
20321 * expr.c (case_values_threshold): Remove function.
20322 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20324 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20325 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20326 (avr_case_values_threshold): Declare as static.
20327 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20329 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20330 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20331 (mn10300_case_values_threshold): New function.
20333 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20335 * ira.c (setup_cover_and_important_classes): Add enum cast.
20337 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20339 * genpreds.c (write_enum_constraint_num): Output definition of
20340 CONSTRAINT_NUM_DEFINED_P macro.
20341 * ira.c (setup_cover_and_important_classes): Use
20342 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20344 2009-04-24 DJ Delorie <dj@redhat.com>
20346 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20347 __SH2A_SINGLE_ONLY__ also.
20349 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20351 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20352 (movdf_internal): Ditto.
20353 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20354 SFmode and DFmode constants.
20355 (ia64_print_operand): Add 'G' format for printing
20356 floating point constants.
20358 2009-04-24 Richard Guenther <rguenther@suse.de>
20360 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20361 from unsigned additions.
20363 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20365 * c-typeck.c (set_init_index): Allow array designators that are
20366 not integer constant expressions with a pedwarn if pedantic.
20368 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20370 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20371 zero if no overlap in nonzero bits between the operands.
20373 2009-04-24 Ian Lance Taylor <iant@google.com>
20375 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20376 (record_dead_and_set_regs): Likewise.
20377 * df.h (struct df_mw_hardreg): Change flags field to int.
20378 (struct df_base_ref): Likewise.
20379 (struct df): Change changeable_flags field to int.
20380 * df-scan.c (df_defs_record): Change clobber_flags to int.
20381 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20382 constants rather than #define macros.
20383 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20384 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20385 (enum dwarf_calling_convention): Likewise.
20386 (enum dwarf_line_number_x_ops): Likewise.
20387 (enum dwarf_call_frame_info): Likewise.
20388 (enum dwarf_source_language): Likewise.
20389 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20390 (add_calling_convention_attribute): Likewise.
20391 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20392 (combine_comparisons): Change compcode to int. Add cast to enum type.
20393 * genrecog.c (maybe_both_true_2): Change c to int.
20394 (write_switch): Likewise. Add cast to enum type.
20395 * gimplify.c (gimplify_omp_for): Handle return values from
20396 gimplify_expr using MIN rather than bitwise or.
20397 (gimplify_expr): Add cast to enum type.
20398 * ipa-prop.c (update_jump_functions_after_inlining): Change
20399 IPA_BOTTOM to IPA_JF_UNKNOWN.
20400 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20401 Add casts to enum type.
20402 (setup_cover_and_important_classes): Change cl to int. Add casts
20404 (setup_class_translate): Change cl and mode to int.
20405 (ira_init_once): Change mode to int.
20406 (free_register_move_costs): Likewise.
20407 (setup_prohibited_mode_move_regs): Add casts to enum type.
20408 * langhooks.c (add_builtin_function_common): Rework assertion that
20409 value fits bitfield.
20410 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20411 * omega.c (omega_do_elimination): Avoid math on enum types.
20412 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20413 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20414 int local to handle integral_argment value.
20415 * regmove.c (try_auto_increment): Change PUT_MODE to
20417 * reload.c (push_secondary_reload): Add casts to enum type.
20418 (secondary_reload_class, find_valid_class): Likewise.
20419 * reload1.c (emit_input_reload_insns): Likewise.
20420 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20421 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20422 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20424 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20425 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20427 (expand_complex_libcall): Add casts to enum type.
20428 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20429 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20430 with ERROR_MARK, not NUM_TREE_CODES.
20431 (vect_create_epilog_for_reduction): Likewise.
20432 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20433 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20434 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20436 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20437 vect_unused_in_loop. Change 0 to loop_vect.
20438 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20439 * var-tracking.c (get_init_value): Change return type to enum
20441 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20442 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20444 (arm_override_options): Add casts to enum type.
20445 (arm_emit_tls_decoration): Likewise.
20446 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20448 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20449 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20450 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20452 * config/s390/s390.c (code_for_builtin_64): Change to array of
20454 (code_for_builtin_31): Likewise.
20455 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20457 * config/sparc/sparc.c (sparc_override_options): Change value
20458 field in struct code_model to enum cmodel. In initializer change
20459 0 to NULL and add cast to enum type.
20461 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20462 Change all callers. Issue a -Wc++-compat warning using
20463 lhs_origtype if necessary.
20464 (convert_for_assignment): Issue -Wc++-compat warnings about
20465 invalid conversions to enum type on assignment.
20466 * c-common.h (build_modify_expr): Update declaration.
20468 2009-04-24 Nick Clifton <nickc@redhat.com>
20470 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20471 (function_arg_advance): Likewise.
20472 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20475 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20477 * config/s390/constraints.md ('I', 'J'): Fix condition.
20479 2009-04-24 Diego Novillo <dnovillo@google.com>
20481 * gengtype-parse.c (parse_error): Add newline after message.
20483 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20485 * config/i386/sse.md (avxmodesuffixs): Removed.
20486 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20487 (*avx_pinsr<ssevecsize>): This.
20489 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20491 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20492 follow chains of regs with a single definition, and allow expressions
20493 that are function_invariant_p.
20494 (simple_rhs_p): Allow expressions that are function_invariant_p.
20496 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20498 PR middle-end/39867
20499 * fold-const.c (fold_cond_expr_with_comparison): When folding
20500 > and >= to MAX, make sure the MAX uses the same type as the
20501 comparison's operands.
20503 2009-04-24 Nick Clifton <nickc@redhat.com>
20505 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20506 addressing for DImode accesses.
20507 (frv_print_operand_address): Handle PLUS case.
20508 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20510 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20512 PR rtl-optimization/39794
20513 * alias.c (canon_true_dependence): Add x_addr argument.
20514 * rtl.h (canon_true_dependence): Adjust prototype.
20515 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20516 * cselib.c (cselib_invalidate_mem): Likewise.
20517 * gcse.c (compute_transp): Likewise.
20518 * dse.c (scan_reads_nospill): Likewise.
20519 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20520 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20521 canon_base_addr of the group, plus optional offset.
20522 (struct group_info): Rename canon_base_mem to
20524 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20525 canon_rtx of base_mem.
20527 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20529 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20530 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20532 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20534 * config/spu/spu-builtins.h: Delete file.
20536 * config/spu/spu.h (enum spu_builtin_type): Move here from
20538 (struct spu_builtin_description): Likewise. Add GTY marker.
20539 Do not use enum spu_function_code or enum insn_code.
20540 (spu_builtins): Add extern declaration.
20542 * config/spu/spu.c: Do not include "spu-builtins.h".
20543 (enum spu_function_code, enum spu_builtin_type_index,
20544 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20545 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20546 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20547 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20548 (spu_builtin_types): Make static. Add GTY marker.
20549 (spu_builtins): Add extern declaration with GTY marker.
20550 Include "gt-spu.h".
20552 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20553 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20554 Check programmatically whether all parameters are scalar.
20556 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20558 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20560 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20561 assignment from the constructor either if the target is volatile.
20563 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20565 * config/arm/arm.md (insv): Do not share operands[0].
20567 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20569 * config/vxlib-tls.c (active_tls_threads): Delete.
20570 (delete_hook_installed): New.
20571 (tls_delete_hook): Don't delete the delete hook.
20572 (tls_destructor): Delete it here.
20573 (__gthread_set_specific): Adjust installing the delete hook.
20574 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20575 __gthread_leave_tsd_dtor_context.
20577 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20579 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20581 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20583 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20585 (alpha_rtx_costs): Ditto.
20586 (emit_unlikely_jump): Use add_reg_note.
20587 (emit_frame_store_1): Ditto.
20588 (alpha_expand_prologue): Ditto.
20589 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20590 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20592 2009-04-23 Nick Clifton <nickc@redhat.com>
20594 * config/v850/v850.md (epilogue): Remove suppressed code.
20595 (return): Rename to return_simple and remove test of frame size.
20596 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20597 to gen_return_simple.
20599 2009-04-22 Jing Yu <jingyu@google.com>
20602 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20604 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20607 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20608 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20609 value is a VECTOR_CST, the element type is the element type of the
20612 2009-04-22 DJ Delorie <dj@redhat.com>
20614 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20616 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20618 * alias.c (find_base_term): Move around LO_SUM case, so that
20619 CONST falls through into PLUS/MINUS handling.
20622 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20623 into 0, use omit_one_operand.
20625 2009-04-23 Ben Elliston <bje@au.ibm.com>
20627 * config/rs6000/linux-unwind.h (get_regs): Remove type
20628 puns. Change the type of `pc' to an array of unsigned ints and
20629 update all users. Constify frame24.
20631 2009-04-22 DJ Delorie <dj@redhat.com>
20633 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20634 declarations before code.
20635 (current_function_special_page_vector): Likewise.
20636 (m32c_expand_insv): Silence a warning.
20638 2009-04-21 Taras Glek <tglek@mozilla.com>
20640 * alias.c: Update GTY annotations to new syntax.
20641 * basic-block.h: Likewise.
20642 * bitmap.h: Likewise.
20643 * c-common.h: Likewise.
20644 * c-decl.c: Likewise.
20645 * c-parser.c: Likewise.
20646 * c-pragma.c: Likewise.
20647 * c-tree.h: Likewise.
20648 * cfgloop.h: Likewise.
20649 * cgraph.h: Likewise.
20650 * config/alpha/alpha.c: Likewise.
20651 * config/arm/arm.h: Likewise.
20652 * config/avr/avr.h: Likewise.
20653 * config/bfin/bfin.c: Likewise.
20654 * config/cris/cris.c: Likewise.
20655 * config/darwin.c: Likewise.
20656 * config/frv/frv.c: Likewise.
20657 * config/i386/i386.c: Likewise.
20658 * config/i386/i386.h: Likewise.
20659 * config/i386/winnt.c: Likewise.
20660 * config/ia64/ia64.h: Likewise.
20661 * config/iq2000/iq2000.c: Likewise.
20662 * config/mips/mips.c: Likewise.
20663 * config/mmix/mmix.h: Likewise.
20664 * config/pa/pa.c: Likewise.
20665 * config/pa/pa.h: Likewise.
20666 * config/rs6000/rs6000.c: Likewise.
20667 * config/s390/s390.c: Likewise.
20668 * config/sparc/sparc.c: Likewise.
20669 * config/xtensa/xtensa.c: Likewise.
20670 * cselib.h: Likewise.
20671 * dbxout.c: Likewise.
20672 * dwarf2out.c: Likewise.
20673 * except.c: Likewise.
20674 * except.h: Likewise.
20675 * fixed-value.h: Likewise.
20676 * function.c: Likewise.
20677 * function.h: Likewise.
20678 * gimple.h: Likewise.
20679 * integrate.c: Likewise.
20680 * optabs.c: Likewise.
20681 * output.h: Likewise.
20682 * real.h: Likewise.
20684 * stringpool.c: Likewise.
20685 * tree-data-ref.c: Likewise.
20686 * tree-flow.h: Likewise.
20687 * tree-scalar-evolution.c: Likewise.
20688 * tree-ssa-address.c: Likewise.
20689 * tree-ssa-alias.h: Likewise.
20690 * tree-ssa-operands.h: Likewise.
20691 * tree.c: Likewise.
20692 * tree.h: Likewise.
20693 * varasm.c: Likewise.
20694 * varray.h: Likewise.
20696 * coretypes.h: Do not define GTY macro if it is already defined.
20697 * doc/gty.texi: Update GTY documentation to new syntax.
20698 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20699 annotations on structs.
20700 * gengtype-parse.c: Likewise.
20702 2009-04-22 Mark Heffernan <meheff@google.com>
20704 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20706 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20708 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20711 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20713 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20714 the same as a PLUS without a shift. Increase the cost of a
20717 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20719 * Makefile.in: Update dependencies.
20720 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20721 * errors.h: Remove bogus comment about compatibility.
20722 (warning): Update declaration.
20723 * genautomata.c: Update all calls to warning.
20724 * gimple.c: Do not include errors.h. Include toplev.h.
20725 * tree-ssa-structalias.c: Do not include errors.h.
20726 * omega.c: Likewise.
20727 * tree-ssa-reassoc.c: Likewise.
20728 * config/spu/spu-c.c: Likewise.
20729 * config/spu/t-spu-elf: Update dependencies.
20731 2009-04-22 Richard Guenther <rguenther@suse.de>
20733 PR tree-optimization/39824
20734 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20735 make sure the types are compatible.
20737 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20740 * c-common.c (c_parse_error): Take a token_flags parameter.
20741 Use token_type for the token type instead.
20742 Pass token_flags to cpp_type2name.
20743 * c-common.h (c_parse_error): Update declaration.
20744 * c-parser.c (c_parser_error): Pass 0 as token flags.
20746 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20748 PR rtl-optimization/39580
20749 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20751 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20753 * function.c (expand_function_end): Do not emit a jump to the "naked"
20754 return label for fall-through returns.
20755 * except.c (sjlj_emit_function_exit): Always place the call to the
20756 unregister function at the location installed by expand_function_end.
20758 2009-04-22 Richard Guenther <rguenther@suse.de>
20760 PR tree-optimization/39845
20761 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20762 (gen_inbound_check): Likewise.
20764 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20766 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20768 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20769 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20771 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20773 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20774 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20775 shift counts to avoid out-of-bounds array accesses.
20777 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20779 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20780 (Pmode): Move above.
20782 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20784 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20785 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20786 GET_CODE macro. Use IN_RANGE macro where appropriate.
20787 * config/alpha/alpha.h: Ditto.
20788 * config/alpha/alpha.md: Ditto.
20789 * config/alpha/constraints.md: Ditto.
20790 * config/alpha/predicates.md: Ditto.
20792 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20794 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20795 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20796 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20797 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20798 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20799 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20800 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20801 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20802 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20803 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20804 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20805 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20806 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20807 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20808 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20809 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20810 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20811 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20812 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20813 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20814 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20815 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20816 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20817 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20818 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20819 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20820 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20822 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20824 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20825 references from comments.
20826 * cfgbuild.c: (count_basic_blocks): Delete.
20827 (find_basic_blocks_1): Delete.
20828 (find_basic_blocks): Delete.
20829 * except.c (finish_eh_generation): Make static. Move comment from
20830 except.h here. Remove find_basic_blocks references from comments.
20831 * except.h (finish_eh_generation): Delete.
20832 * basic-block.h (find_basic_blocks): Delete.
20833 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20835 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20837 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20838 (sdbout_parms): Likewise.
20840 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20842 * config/sh/sh.c (prepare_cbranch_operands): Use
20843 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20844 (expand_cbranchdi4): Likewise.
20845 (from_compare): Add cast to enum type.
20846 (expand_cbranchsi4): Use add_reg_note.
20847 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20848 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20849 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20850 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20851 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20852 instead of CODE_FOR_nothing.
20853 (cbranchdi4): Likewise. Fix the order of arguments for
20855 (push_fpscr): Use add_reg_note.
20856 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20857 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20859 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20861 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20862 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20863 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20864 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20865 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20866 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20867 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20868 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20869 config/alpha/x-vms, config/arc/t-arc,
20870 config/arm/README-interworking, config/arm/arm-c.c,
20871 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20872 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20873 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20874 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20875 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20876 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20877 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20878 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20879 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20880 config/cris/t-elfmulti, config/crx/t-crx,
20881 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20882 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20883 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20884 config/h8300/t-h8300, config/i386/athlon.md,
20885 config/i386/darwin-libgcc.10.4.ver,
20886 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20887 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20888 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20889 config/i386/t-linux64, config/i386/t-nwld,
20890 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20891 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20892 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20893 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20894 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20895 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20896 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20897 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20898 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20899 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20900 config/m68k/t-uclinux, config/mcore/t-mcore,
20901 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20902 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20903 config/mips/crtn.asm, config/mips/irix-crti.asm,
20904 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20905 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20906 config/mips/mips-fixed.md, config/mips/sb1.md,
20907 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20908 config/mips/t-iris6, config/mips/t-isa3264,
20909 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20910 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20911 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20912 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20913 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20914 config/mn10300/t-linux, config/mn10300/t-mn10300,
20915 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20916 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20917 config/picochip/libgccExtras/clzsi2.asm,
20918 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20919 config/rs6000/darwin-libgcc.10.4.ver,
20920 config/rs6000/darwin-libgcc.10.5.ver,
20921 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20922 config/rs6000/t-aix43, config/rs6000/t-aix52,
20923 config/rs6000/t-darwin, config/rs6000/t-fprules,
20924 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20925 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20926 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20927 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20928 config/rs6000/t-rtems, config/rs6000/t-spe,
20929 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20930 config/score/t-score-elf, config/sh/divcost-analysis,
20931 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20932 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20933 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20934 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20935 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20936 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20937 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20938 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20939 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20940 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20941 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20942 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20943 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20944 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20945 * config/h8300/genmova.sh: Include copyright and license notices
20946 in generated output.
20947 * config/h8300/mova.md: Regenerate.
20948 * doc/install.texi2html: Include word "Copyright" in copyright
20949 notice and use name "Free Software Foundation, Inc.".
20950 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20951 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20952 ChangeLog-2007, ChangeLog-2008: Correct dates.
20954 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20956 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20957 NE_EXPR operations as well.
20958 * c-parser.c (c_parser_condition): Do not set location information on
20960 (c_parser_conditional_expression): Likewise.
20961 (c_parser_binary_expression): Set location information on operators.
20962 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20963 TRUTH_NOT_EXPR has been folded.
20964 * fold-const.c (fold_truth_not_expr): Copy location information from
20965 the incoming expression to the outgoing one.
20966 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20967 recursive calls on the LHS of the operator but pass that of the
20968 operator to recursive calls on the RHS of the operator. Set it
20970 (shortcut_cond_expr): Set the locus of the operator on the second
20971 COND_EXPR and that of the expression on the first in degenerate cases.
20972 Pass the locus of the expression to calls to shortcut_cond_r.
20973 Set the locus of the 'then' block on the associated jump, if any.
20974 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20975 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20976 expression to call to gimplify_boolean_expr.
20978 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20980 * config.gcc: Add additional configuration for
20981 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20982 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20983 (CPP_SPEC): Redefine for allowing -municode option.
20984 (STARTFILE_SPEC): Likewise.
20985 * config/i386/t-mingw-w64: New.
20986 * config/i386/mingw-w64.opt: New.
20987 (municode): Add new target option.
20988 * doc/invoke.texi (municode): Add documentation for new option.
20990 2009-04-21 Ian Lance Taylor <iant@google.com>
20992 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20993 Correct test for number of arguments.
20994 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20996 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20998 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20999 argument of emit_library_call.
21001 2009-04-21 Richard Guenther <rguenther@suse.de>
21003 PR middle-end/39829
21004 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21005 inside VIEW_CONVERT_EXPRs.
21007 2009-04-21 Martin Jambor <mjambor@suse.cz>
21009 * tree-switch-conversion.c (build_constructors): Split a long line.
21010 (constructor_contains_same_values_p): New function.
21011 (build_one_array): Create assigns of constants if possible, do not
21012 call mark_sym_for_renaming, call update_stmt.
21013 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21014 make_rename_temp. Do not call mark_symbols_for_renaming, call
21016 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21017 find_new_referenced_vars, call update_stmt.
21018 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21019 instead of calling make_rename_temp. Do not call
21020 find_new_referenced_vars or mark_symbols_for_renaming, call
21023 2009-04-21 Richard Guenther <rguenther@suse.de>
21025 PR tree-optimization/39827
21026 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21027 (tree_ssa_phiprop): Pass the correct array size.
21029 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21031 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21033 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21036 * c-typeck.c (lvalue_p): Move declaration ...
21037 * c-common.h (lvalue_p): ... to here.
21038 * c-common.c (candidate_equal_p): New.
21039 (add_tlist): Use it.
21040 (merge_tlist): Use it.
21041 (warn_for_collisions_1): Likewise.
21042 (warning_candidate_p): Accept more candidates.
21043 (verify_tree): A warning candidate can be an expression. Use
21046 2009-04-21 Ben Elliston <bje@au.ibm.com>
21049 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21050 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21051 options. Remove -mcall-solaris documentation.
21053 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21056 * doc/invoke.texi (-Wlong-long): Update description.
21057 * c-lex (interpret_integer): Only warn if there was no previous
21058 overflow and -Wlong-long is enabled.
21059 * c-decl.c (declspecs_add_type): Drop redundant flags.
21060 * c.opt (Wlong-long): Init to -1.
21061 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21062 and front-end warn_long_long. Wlong-long only depends on other
21063 flags if it is uninitialized.
21064 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21065 the same for CPP and FE.
21066 (restore_extension_diagnostics): Likewise.
21068 2009-04-20 Ian Lance Taylor <iant@google.com>
21070 Fix enum conversions which are invalid in C++:
21071 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21072 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21073 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21074 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21075 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21076 (dbxout_parms): Likewise.
21077 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21078 (df_clear_flags): Likewise.
21079 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21080 top_flag parameter to int.
21081 (df_chain_create_bb_process_use): Likewise.
21082 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21084 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21085 (df_ref_create_structure, df_def_record_1): Likewise.
21086 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21087 (df_notes_rescan): Change 0 to VOIDmode in function call.
21088 (df_get_call_refs, df_insn_refs_collect): Likewise.
21089 (df_bb_regs_collect): Likewise.
21090 (df_entry_block_defs_collect): Likewise.
21091 (df_exit_block_uses_collect): Likewise.
21092 * df.h: Update declarations.
21093 * double-int.c (double_int_divmod): Add cast to enum type.
21094 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21095 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21096 (based_loc_descr): Likewise.
21097 (loc_descriptor_from_tree_1): Change first_op and second_op to
21098 enum dwarf_location_atom. Add cast to enum type.
21099 * expmed.c (init_expmed): Change 0 to SET in function call.
21100 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21101 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21102 (do_store_flag): Likewise.
21103 * fixed-value.h (struct fixed_value): Change mode to enum
21105 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21106 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21108 (insert_insn_decl, insert_decl, insert_state): Likewise.
21109 (automata_list_finish): Likewise.
21110 * genrecog.c (process_define_predicate): Add cast to enum type.
21111 * gensupport.c (init_predicate_table): Add cast to enum type.
21112 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21114 (gimple_build_call_1, gimple_build_label): Likewise.
21115 (gimple_build_goto, gimple_build_asm_1): Likewise.
21116 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21117 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21118 (enum fallback): Rename from enum fallback_t.
21119 (fallback_t): Typedef as int.
21120 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21121 GSI_SAME_STMT in function call.
21122 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21124 (setup_reg_class_relations): Likewise.
21125 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21126 (setup_prohibited_class_mode_regs): Add cast to enum type.
21127 (setup_prohibited_mode_move_regs): Likewise.
21128 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21129 (record_address_regs): Change i to enum reg_class.
21130 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21131 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21132 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21133 (GET_MODE_2XWIDER_MODE): Likewise.
21134 (GET_CLASS_NARROWEST_MODE): Likewise.
21135 * omp-low.c (expand_omp_for): Add cast to enum type.
21136 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21137 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21138 * postreload.c (reload_cse_simplify_operands): Change rclass local
21140 * predict.c (combine_predictions_for_insn): Change best_predictor
21141 and predictor to enum br_predictor.
21142 (combine_predictions_for_bb): Likewise.
21143 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21144 use SET_PREDICT_EXPR_OUTCOME.
21145 * real.c (real_arithmetic): Change icode to code in function call.
21146 * reginfo.c (init_move_cost): Add casts to enum type.
21147 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21148 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21150 * reload.c (find_valid_class): Add casts to enum type.
21151 (push_reload): Change 0 to NO_REGS in function call.
21152 (find_reloads): Change this_alternative to array of enum
21153 reg_class. Remove some now-unnecessary casts.
21154 (make_memloc): Change 0 to VOIDmode in function call.
21155 * reload1.c (reload): Change 0 to VOIDmode in function call.
21156 (eliminate_regs_1, elimination_effects): Likewise.
21157 (eliminate_regs_in_insn): Likewise.
21158 (emit_input_reload_insns): Add cast to enum type.
21159 (delete_output_reload): Change 0 to VOIDmode in function call.
21160 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21161 to enum type in function call.
21162 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21163 (SET_PREDICT_EXPR_OUTCOME): Define.
21164 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21165 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21166 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21167 (dump_function): Likewise.
21168 * tree-dump.h: Update declarations.
21169 * tree-pass.h: Update declarations.
21170 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21171 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21173 (arm_rtx_costs_1): Correct parenthesization.
21174 (arm_rtx_costs): Add casts to enum type.
21175 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21176 (vfp_emit_fstmd): Use add_rg_note.
21177 (emit_multi_reg_push, emit_sfm): Likewise.
21178 (thumb_set_frame_pointer): Likewise.
21179 (arm_expand_prologue): Likewise.
21180 (arm_regno_class): Change return type to enum reg_class.
21181 (thumb1_expand_prologue): Use add_reg_note.
21182 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21183 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21185 * config/arm/gentune.sh: Add cast to enum type.
21186 * config/arm/arm-tune.md: Rebuild.
21187 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21188 (ix86_split_fp_branch, predict_jump): Likewise.
21189 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21190 insn_code to enum rtx_code.
21191 (ix86_builtin_vectorized_function): Add cast to enum type.
21192 * config/i386/i386.md (truncdfsf2): Change slot to enum
21194 (truncxf<mode>2, isinf<mode>2): Likewise.
21195 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21197 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21198 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21199 (insert_bundle_state): Change 1 to INSERT in function call.
21200 (ia64_add_bundle_selector_before): Likewise.
21201 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21202 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21203 (restore_stack_nonlocal): Likewise.
21204 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21206 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21208 (mips_rtx_costs): Likewise.
21209 (mips_override_options): Add casts to enum type.
21210 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21212 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21213 (store_reg, set_reg_plus_d): Likewise.
21214 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21215 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21217 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21219 (emit_unlikely_jump): Use add_reg_note.
21220 (rs6000_emit_allocate_stack): Likewise.
21221 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21222 (output_toc): Change 1 to INSERT in function call.
21223 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21224 (rs6000_initialize_trampoline): Likewise.
21225 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21227 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21228 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21229 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21230 (save_gprs): Use add_reg_note.
21231 (s390_emit_prologue): Likewise.
21232 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21233 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21234 (sparc_fold_builtin): Add cast to enum type.
21235 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21237 (spu_expand_prologue): Use add_reg_note.
21238 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21240 2009-04-20 Ian Lance Taylor <iant@google.com>
21242 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21243 (c_parser_postfix_expression_after_primary): Get VEC for list of
21244 arguments. Get original types of arguments. Call
21245 build_function_call_vec.
21246 (cached_expr_list_1, cached_expr_list_2): New static variables.
21247 (c_parser_expr_list): Change return type to VEC *. Add
21248 p_orig_types parameter. Change all callers.
21249 (c_parser_release_expr): New static function.
21250 (c_parser_vec_to_tree_list): New static function.
21251 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21252 call build_function_call_vec.
21253 (build_function_call_vec): New function, based on old
21254 build_function_call.
21255 (convert_arguments): Remove nargs and argarray parameters. Change
21256 values to a VEC. Add origtypes parameter.
21257 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21258 (convert_for_assignment): Add origtype parameter. Change all
21259 callers. If warn_cxx_compat, check for conversion to an enum
21260 type when calling a function.
21261 (store_init_value): Add origtype parameter. Change all callers.
21262 (digest_init): Likewise.
21263 (struct init_node): Add origtype field.
21264 (add_pending_init): Add origtype parameter. Change all callers.
21265 (output_init_element): Likewise.
21266 (output_pending_init_elements): Pass origtype from init_node to
21267 output_init_element.
21268 (process_init_element): Pass origtype from c_expr to
21269 output_init_element.
21270 (c_finish_return): Add origtype parameter. Change all callers.
21271 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21273 (sync_resolve_params): Likewise.
21274 (sync_resolve_return): Change params to first_param. Change caller.
21275 (resolve_overloaded_builtins): Change params to VEC *. Change
21276 callers. Save first parameter around call to build_function_call_vec.
21277 * c-decl.c (finish_decl): Add origtype parameter. Change all
21278 callers. Call build_function_call_vec rather than
21279 build_function_call for cleanup.
21280 * c-tree.h: Update declarations.
21281 * c-common.h: Update declarations.
21282 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21283 params to first_param.
21284 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21285 params parameter from tree to void *.
21286 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21287 Change arglist parameter to have type void *, and to be a pointer
21289 * config/rs6000/rs6000-protos.h
21290 (altivec_resolve_overloaded_builtin): Update declaration.
21291 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21292 fnargs parameter to have type void *, and to be a pointer to a
21293 VEC. Call build_function_call_vec instead of
21294 build_function_call.
21295 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21297 2009-04-20 Joey Ye <joey.ye@intel.com>
21298 Xuepeng Guo <xuepeng.guo@intel.com>
21299 H.J. Lu <hongjiu.lu@intel.com>
21301 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21303 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21304 (IX86_LEA_PRIORITY): Likewise.
21305 (distance_non_agu_define): New function.
21306 (distance_agu_use): Likewise.
21307 (ix86_lea_for_add_ok): Likewise.
21308 (ix86_dep_by_shift_count): Likewise.
21310 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21311 should split for LEA.
21313 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21315 (ix86_dep_by_shift_count): Likewise.
21317 2009-04-20 Richard Guenther <rguenther@suse.de>
21319 * expr.c (handled_component_p): Move ...
21320 * tree.h (handled_component_p): ... here.
21321 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21322 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21323 and REALPART_EXPR to be in one group.
21325 2009-04-20 Richard Guenther <rguenther@suse.de>
21327 * basic-block.h (get_all_dominated_blocks): Declare.
21328 * dominance.c (get_all_dominated_blocks): New function.
21329 * tree-cfg.c (get_all_dominated_blocks): Remove.
21330 (remove_edge_and_dominated_blocks): Adjust.
21331 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21332 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21333 instead of recursing.
21335 2009-04-20 Doug Kwan <dougkwan@google.com>
21337 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21338 (struct cgraph_node_set_def): New type.
21339 (cgraph_node_set) New type. Also declare vector functions.
21340 (struct cgraph_node_set_element_def): New type.
21341 (cgraph_node_set_element): Ditto.
21342 (cgraph_node_set_iterator): New iterator type.
21343 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21344 cgraph_node_set_remove, dump_cgraph_node_set,
21345 debug_cgraph_node_set): New prototypes.
21346 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21347 cgraph_node_set_size): New inlines.
21348 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21349 including cgraph.h.
21350 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21351 argument to function 'write_summary'.
21352 * ipa.c: Include ggc.h.
21353 (hash_cgraph_node_set_element,
21354 eq_cgraph_node_set_element, cgraph_node_set_new,
21355 cgraph_node_set_add, cgraph_node_set_remove,
21356 cgraph_node_set_find, dump_cgraph_node_set,
21357 debug_cgraph_node_set): New functions.
21358 * Makefile.in (ipa.o): Add dependency on GGC_H.
21360 2009-04-20 Ira Rosen <irar@il.ibm.com>
21362 PR tree-optimization/39675
21363 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21364 check of the return code of vect_schedule_slp. Check that
21365 stmt_vec_info still exists for the statement, before checking its
21366 vectorization type.
21368 2009-04-20 Michael Matz <matz@suse.de>
21370 * Makefile.in (generated_files): Take out $(simple_generated_c).
21372 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21374 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21375 (UINTPTR_TYPE): Likewise.
21377 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21380 * c-typeck.c (digest_init): Check for initializing an array with a
21383 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21386 * c-semantics.c (pop_stmt_list): Propagate
21387 STATEMENT_LIST_HAS_LABEL to parent statement list.
21389 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21391 * config/mips/mips.h (mips_tune_attr): New macro.
21392 * config/mips/mips.md (cpu): Use it.
21394 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21397 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21400 2009-04-19 Diego Novillo <dnovillo@google.com>
21402 * toplev.c (compile_file): Move call to coverage_finish ...
21403 * cgraphunit.c (ipa_passes): ... here.
21404 Call cgraph_process_new_functions.
21405 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21406 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21408 2009-04-19 Jan Hubicka <jh@suse.cz>
21410 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21412 (dump_cgraph_node): Dump can throw external flag.
21413 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21415 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21419 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21420 * common.opt (Wlogical-op): Move from here...
21421 * c.opt (Wlogical-op): ... to here.
21422 * c-typeck.c (parser_build_binary_op): Update call to
21423 warn_logical_operator.
21424 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21426 * c-common.c (warn_logical_op): Update.
21427 * c-common.h (warn_logical_op): Update declaration.
21429 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21431 * tree.c (protected_set_expr_location): Fix formatting.
21433 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21436 * c-typeck.c (readonly_warning): new.
21437 (build_unary_op, build_modify_expr): Use readonly_warning for
21438 storing into something readonly but not const-qualified.
21440 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21443 * c-typeck.c (build_unary_op): Check for taking address of
21444 expression of type void.
21446 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21449 * c-typeck.c (build_function_call): Check for calling a function
21450 with qualified void return types. Call require_complete_type when
21453 2009-04-18 Jan Hubicka <jh@suse.cz>
21455 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21457 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21458 can_throw_external flag.
21459 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21460 * ipa-pure-const.c (ignore_edge): New function.
21461 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21462 only over can_throw_external edges.
21463 (local_pure_const): Add nothrow flag.
21464 * ipa-utils.c (searchc): Add ignore_edge callback.
21465 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21466 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21467 (set_nothrow_function_flags): Update cgraph.
21468 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21470 2009-04-18 Richard Guenther <rguenther@suse.de>
21472 PR middle-end/39804
21473 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21474 (fold_stmt): ... this and ...
21475 (fold_stmt_inplace): ... this.
21476 (fold_stmt_1): Fold references in calls and asms.
21477 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21479 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21481 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21482 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21484 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21486 * tree.c (function_args_count): Remove.
21487 * tree.h: Remove the prototype for function_args_count.
21489 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21491 * tree-iterator.c (expr_only): Remove.
21492 * tree.h: Remove the prototype for expr_only.
21494 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21496 * reginfo.c (cannot_change_mode_set_regs): Remove.
21497 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21499 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21501 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21502 whether operands 0 and 1 overlaps.
21504 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21506 PR middle-end/36902
21507 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21508 pointer. Use warning_at instead of warning.
21509 (search_for_addr_array): Likewise.
21510 (check_array_bounds): Likewise.
21511 (check_all_array_refs): Check that the incoming edge is not in the
21512 list of edges to be removed.
21513 (check_all_array_refs): Avoid the temporal pointer.
21514 (vrp_visit_cond_stmt): Fix typo.
21515 (simplify_switch_using_ranges): Handle the case where the switch
21516 index is an integer constant.
21518 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21520 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21522 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21524 * doc/extend.texi, doc/invoke.texi: Fix typos.
21526 2009-04-17 Cary Coutant <ccoutant@google.com>
21528 * tree-flow-inline.h (get_lineno): Fix inverted test.
21530 2009-04-17 Diego Novillo <dnovillo@google.com>
21532 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21533 assertion for AVAIL_OUT.
21535 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21538 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21539 * config/sh/linux-atomic.asm: Likewise.
21541 2009-04-17 Diego Novillo <dnovillo@google.com>
21543 * except.c (debug_eh_tree): New.
21544 (struct eh_region, struct eh_status): Move ...
21545 * except.h: ... here.
21546 (add_type_for_runtime): Declare extern.
21547 (lookup_type_for_runtime): Likewise.
21548 (debug_eh_tree): Declare.
21549 * Makefile.in (GTFILES): List except.h before except.c
21551 2009-04-17 Diego Novillo <dnovillo@google.com>
21553 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21554 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21555 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21556 (find_vars_r): ... here.
21557 * tree-flow.h (find_referenced_vars_in): Declare.
21558 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21559 that AVAIL_OUT exists for BLOCK.
21560 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21561 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21562 (tree-parloops.o): Likewise.
21564 2009-04-17 Simon Baldwin <simonb@google.com>
21566 * toplev.c (default_tree_printer): Add handling for %E format.
21568 2009-04-17 Diego Novillo <dnovillo@google.com>
21570 * tree-pretty-print.c (dump_generic_node): Add break after
21571 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21572 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21573 FUNCTION_TYPE together. Call print_struct_decl when printing
21574 structures and TDF_SLIM is not given.
21575 (print_struct_decl): Fix logic for detecting recursion.
21577 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21580 * gcc.c (create_at_file): New.
21581 (compile_input_file_p): New.
21582 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21583 * main.c (main): Update call to toplev_main.
21584 * toplev.c (toplev_main): Change signature. Call expandargv.
21585 * toplev.h (toplev_main): Change signature.
21587 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21589 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21590 if the latter is not constant.
21592 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21594 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21596 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21598 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21599 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21601 2009-04-17 Richard Guenther <rguenther@suse.de>
21603 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21604 Handle component references view-converting an invariant address.
21606 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21608 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21609 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21610 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21611 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21612 Use @deftypevr rather than @deftypevar.
21614 2009-04-17 Richard Guenther <rguenther@suse.de>
21616 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21617 (get_prop_source_stmt): Likewise.
21618 (can_propagate_from): Likewise.
21620 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21622 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21623 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21624 (--with-multilib-list): Add default value.
21625 * configure: Regenerate.
21626 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21627 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21628 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21629 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21630 Don't add default cpu to multilib list unnecessarily, but do enable
21631 the relevant compiler option..
21632 Add support for --with-multilib-list=<blank> and
21633 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21634 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21635 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21636 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21637 TM_MULTILIB_CONFIG.
21638 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21639 (MULTILIB_OSDIRNAMES): New variable.
21640 * config/sh/t-1e: Delete file.
21641 * config/sh/t-mlib-sh1: Delete file.
21642 * config/sh/t-mlib-sh2: Delete file.
21643 * config/sh/t-mlib-sh2a: Delete file.
21644 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21645 * config/sh/t-mlib-sh2a-single: Delete file.
21646 * config/sh/t-mlib-sh2a-single-only: Delete file.
21647 * config/sh/t-mlib-sh2e: Delete file.
21648 * config/sh/t-mlib-sh3e: Delete file.
21649 * config/sh/t-mlib-sh4: Delete file.
21650 * config/sh/t-mlib-sh4-nofpu: Delete file.
21651 * config/sh/t-mlib-sh4-single: Delete file.
21652 * config/sh/t-mlib-sh4-single-only: Delete file.
21653 * config/sh/t-mlib-sh4a: Delete file.
21654 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21655 * config/sh/t-mlib-sh4a-single: Delete file.
21656 * config/sh/t-mlib-sh4a-single-only: Delete file.
21657 * config/sh/t-mlib-sh4al: Delete file.
21658 * config/sh/t-mlib-sh5-32media: Delete file.
21659 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21660 * config/sh/t-mlib-sh5-64media: Delete file.
21661 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21662 * config/sh/t-mlib-sh5-compact: Delete file.
21663 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21664 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21665 * doc/install.texi (Options specification): Add
21666 --with-multilib-list and --with-endian.
21668 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21670 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21672 (OBJS-common): Add plugin-version.o.
21673 (plugin-version.o): New.
21674 * gcc-plugin.h (plugin_gcc_version): New.
21675 (plugin_default_version_check): New.
21676 (plugin_init_func, plugin_init): Add version argument.
21677 * plugin-version.c: New.
21678 * plugin.c (str_plugin_gcc_version_name): New.
21679 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21680 pass it to the init function.
21681 (plugin_default_version_check): New.
21683 2009-04-17 Richard Guenther <rguenther@suse.de>
21685 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21686 for decl-vs-decl disambiguation.
21688 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21690 * config/s390/s390.h (s390_tune_attr): New macro definition.
21691 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21693 2009-04-17 Richard Guenther <rguenther@suse.de>
21695 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21696 (fold_stmt_r): Likewise.
21697 (maybe_fold_reference): New function.
21698 (fold_gimple_assign): Handle cases fold_stmt_r did.
21699 (fold_stmt): Do not use fold_stmt_r.
21700 (fold_stmt_inplace): Likewise.
21702 2009-04-17 Richard Guenther <rguenther@suse.de>
21704 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21705 (record_equivalences_from_stmt): Remove useless checks and
21707 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21708 the type is already suitable.
21710 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21712 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21714 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21716 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21717 (CMPtype): Define as __gcc_CMPtype.
21719 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21721 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21722 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21724 2009-04-17 Richard Guenther <rguenther@suse.de>
21726 PR tree-optimization/39746
21727 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21728 special-casing for builtins and static variable use/def.
21729 (call_may_clobber_ref_p_1): Likewise.
21731 2009-04-16 Ian Lance Taylor <iant@google.com>
21733 * df.h: Include "timevar.h".
21734 (struct df_problem): Change tv_id field to timevar_id_t.
21735 * tree-pass.h: Include "timevar.h".
21736 (struct opt_pass): Change tv_id field to timevar_id_t.
21737 * timevar.h (timevar_id_t): Define TV_NONE.
21738 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21739 TV_NONE rather than tv_id != 0.
21740 (execute_one_pass): Likewise.
21741 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21742 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21743 dependencies to $(TREE_PASS_H).
21744 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21746 (pass_branch_target_load_optimize2): Likewise.
21747 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21748 (pass_outof_cfg_layout_mode): Likewise.
21749 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21750 (pass_rebuild_cgraph_edges): Likewise.
21751 (pass_remove_cgraph_callee_edges): Likewise.
21752 * df-core.c (pass_df_initialize_opt): Likewise.
21753 (pass_df_initialize_no_opt): Likewise.
21754 (pass_df_finish): Likewise.
21755 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21756 * except.c (pass_set_nothrow_function_flags): Likewise.
21757 (pass_convert_to_eh_region_ranges): Likewise.
21758 * final.c (pass_compute_alignments): Likewise.
21759 * function.c (pass_instantiate_virtual_regs): Likewise.
21760 (pass_init_function): Likewise.
21761 (pass_leaf_regs): Likewise.
21762 (pass_match_asm_constraints): Likewise.
21763 * gimple-low.c (pass_lower_cf): Likewise.
21764 (pass_mark_used_blocks): Likewise.
21765 * init-regs.c (pass_initialize_regs): Likewise.
21766 * integrate.c (pass_initial_value_sets): Likewise.
21767 * ira.c (pass_ira): Likewise.
21768 * jump.c (pass_cleanup_barriers): Likewise.
21769 * omp-low.c (pass_expand_omp): Likewise.
21770 (pass_lower_omp): Likewise.
21771 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21772 * recog.c (pass_split_all_insns): Likewise.
21773 (pass_split_after_reload): Likewise.
21774 (pass_split_before_regstack): Likewise.
21775 (pass_split_before_sched2): Likewise.
21776 (pass_split_for_shorten_branches): Likewise.
21777 * reginfo.c (pass_reginfo_init): Likewise.
21778 (pass_subregs_of_mode_init): Likewise.
21779 (pass_subregs_of_mode_finish): Likewise.
21780 * passes.c (pass_postreload): Likewise.
21781 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21782 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21783 (pass_warn_function_return): Likewise.
21784 (pass_warn_function_noreturn): Likewise.
21785 * tree-complex.c (pass_lower_complex): Likewise.
21786 (pass_lower_complex_O0): Likewise.
21787 * tree-if-conv.c (pass_if_conversion): Likewise.
21788 * tree-into-ssa.c (pass_build_ssa): Likewise.
21789 * tree-mudflap.c (pass_mudflap_1): Likewise.
21790 (pass_mudflap_2): Likewise.
21791 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21792 (pass_mudflap_2): Likewise.
21793 * tree-nrv.c (pass_return_slot): Likewise.
21794 * tree-object-size.c (pass_object_sizes): Likewise.
21795 * tree-optimize.c (pass_all_optimizations): Likewise.
21796 (pass_early_local_passes): Likewise.
21797 (pass_all_early_optimizations): Likewise.
21798 (pass_cleanup_cfg): Likewise.
21799 (pass_cleanup_cfg_post_optimizing): Likewise.
21800 (pass_free_datastructures): Likewise.
21801 (pass_free_cfg_annotations): Likewise.
21802 (pass_fixup_cfg): Likewise.
21803 (pass_init_datastructures): Likewise.
21804 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21805 (pass_late_warn_uninitialized): Likewise.
21806 (pass_update_address_taken): Likewise.
21807 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21808 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21809 (pass_cse_sincos): Likewise.
21810 (pass_convert_to_rsqrt): Likewise.
21811 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21812 * tree-stdarg.c (pass_stdarg): Likewise.
21813 * tree-tailcall.c (pass_tail_recursion): Likewise.
21814 (pass_tail_calls): Likewise.
21815 * tree-vect-generic.c (pass_lower_vector): Likewise.
21816 (pass_lower_vector_ssa): Likewise.
21817 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21819 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21821 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21823 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21825 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21826 logical and signext.
21828 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21831 * config/sh/predicates.md (arith_operand): Check if the operand
21832 of TRUNCATE is a REG.
21834 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21836 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21837 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21839 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21841 * tree-iterator.c (tsi_split_statement_list_after,
21842 tsi_split_statement_list_before): Remove.
21843 * tree-iterator.h: Remove the prototypes for
21844 tsi_split_statement_list_after and tsi_split_statement_list_before.
21846 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21848 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21849 * tree-ssa-propagate.h: Remove the prototype for
21850 stmt_makes_single_load.
21852 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21854 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21855 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21857 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21859 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21861 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21863 * except.c (eh_region_outer_p): Remove.
21864 * except.h: Remove the prototype for eh_region_outer_p.
21866 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21868 * function.c (current_function_assembler_name): Remove.
21869 * function.h: Remove the prototype for
21870 current_function_assembler_name.
21872 2009-04-16 Ian Lance Taylor <iant@google.com>
21874 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21875 (add_reg_note): Call alloc_reg_note.
21876 * rtl.h (alloc_reg_note): Declare.
21877 * combine.c (try_combine): Use alloc_reg_note.
21878 (recog_for_combine, move_deaths): Likewise.
21879 (distribute_notes): Use alloc_reg_note and add_reg_note.
21880 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21881 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21882 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21884 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21886 PR rtl-optimization/39762
21887 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21888 ira_may_move_out_cost): Add comments about way of their usage.
21889 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21891 * ira-conflicts.c (process_regs_for_copy): Use function
21892 ira_get_register_move_cost instead of global
21893 ira_register_move_cost.
21895 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21896 color_pass, move_spill_restore, update_curr_costs): Ditto.
21898 * ira-lives.c (process_single_reg_class_operands): Ditto.
21900 * ira-emit.c (emit_move_list): Ditto.
21902 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21903 (record_reg_classes): Ditto. Use functions
21904 ira_get_register_move_cost and ira_get_may_move_cost instead of
21905 global vars ira_register_move_cost, ira_may_move_out_cost and
21906 ira_may_move_in_cost.
21907 (record_address_regs): Don't call ira_init_register_move_cost.
21908 Use function ira_get_may_move_cost instead of global
21909 ira_may_move_in_cost.
21910 (process_bb_node_for_hard_reg_moves): Use function
21911 ira_get_register_move_cost instead of global ira_register_move_cost.
21912 (ira_costs): Don't call ira_init_register_move_cost.
21914 2009-04-16 Richard Guenther <rguenther@suse.de>
21916 * tree-cfg.c (verify_gimple_assign_binary):
21917 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21918 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21919 (create_general_new_stmt): Note that this function is broken.
21921 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21923 * common.opt (fhelp): Add Var(help_flag).
21924 * gcc-plugin.h (plugin_info): Add help.
21925 * plugin.c (plugin_name_args): Add help.
21926 (register_plugin_info): Set plugin->help.
21927 (print_help_one_plugin): New.
21928 (print_plugins_help): New.
21929 * plugin.h (print_plugins_help): New.
21930 * toplev.c (toplev_main): Call print_plugins_help if needed.
21932 2009-04-16 Richard Guenther <rguenther@suse.de>
21934 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21935 (gimple_ior_addresses_taken_1): New function.
21936 (gimple_ior_addresses_taken): Likewise.
21937 * gimple.h (struct gimple_statement_with_ops_base): Remove
21938 addresses_taken member.
21939 (gimple_ior_addresses_taken): Declare.
21940 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21941 gimple_set_addresses_taken): Remove.
21942 * ipa-reference.c (mark_address): New function.
21943 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21944 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21945 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21946 (gimple_add_to_addresses_taken): Remove.
21947 (get_tmr_operands): Call mark_address_taken.
21948 (get_asm_expr_operands): Likewise.
21949 (get_expr_operands): Likewise.
21950 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21951 (free_stmt_operands): Do not free it.
21952 * tree-ssa.c (delete_tree_ssa): Likewise.
21953 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21955 2009-04-16 Richard Guenther <rguenther@suse.de>
21957 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21958 (walk_stmt_load_store_ops): Likewise.
21959 * gimple.c (get_base_loadstore): New function.
21960 (walk_stmt_load_store_addr_ops): Likewise.
21961 (walk_stmt_load_store_ops): Likewise.
21962 * ipa-pure-const.c (check_op): Simplify.
21963 (check_load, check_store): New functions.
21964 (check_stmt): Use walk_stmt_load_store_ops.
21965 * ipa-reference.c (mark_load): Adjust signature.
21966 (mark_store): Likewise.
21967 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21969 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21971 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21972 (plugin_info): New.
21973 * opts.c (common_handle_option): Don't call print_version.
21974 * plugin.c (plugin_name_args): Add version.
21975 (register_plugin_info): New.
21976 (register_callback): Handle PLUGIN_INFO.
21977 (try_init_one_plugin): New.
21978 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21980 (finalize_one_plugin): New.
21981 (finalize_plugins): New.
21982 (print_one_plugin): New.
21983 (print_plugins_versions): New.
21984 * plugin.h (print_plugins_versions): New.
21985 (finalize_plugins): New.
21986 * toplev.c (compile_file): Don't call initialize_plugins.
21987 (print_version): Call print_plugins_versions.
21988 (toplev_main): Call initialize_plugins. Print version if needed.
21989 Call finalize_plugins.
21991 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21993 * common.opt (fversion): New.
21994 * gcc.c (print_version): New.
21995 (process_command): Don't print the version. Just set print_version.
21996 (main): Print version. Call subprocesses if print_version and
21997 verbose_flag are set.
21998 * opts.c (common_handle_option): Handle OPT_fversion.
22000 2009-04-16 Richard Guenther <rguenther@suse.de>
22001 Ira Rosen <irar@il.ibm.com>
22003 PR tree-optimization/39698
22004 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22005 type of the reduction variable. Only generate the def if
22008 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22009 make sure to first convert to an integer of the same precision.
22010 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22011 the type of the evolution correctly in computing the new
22012 induction variable base.
22014 2009-04-16 Richard Guenther <rguenther@suse.de>
22016 PR middle-end/39625
22017 * tree-cfg.c (make_blocks): Split statements with to-be
22018 abnormal SSA names on the lhs.
22020 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22022 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22023 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22024 * c-typeck.c (really_start_incremental_init): Likewise.
22025 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22026 (TARGET_INITIALIZER): Remove it.
22027 * target.h (struct target): Remove vector_opaque_p.
22028 * tree.c (build_opaque_vector_type): New.
22029 * tree.h (TYPE_VECTOR_OPAQUE): New.
22030 (build_opaque_vector_type): Declare.
22031 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22032 * config/rs6000/rs6000.c (build_opaque_vector_type,
22033 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22034 (rs6000_init_builtins): Use build_opaque_vector_type for
22035 opaque_V4SI_type_node.
22037 2009-04-15 Catherine Moore <clm@codesourcery.com>
22039 * debug.h (set_name): Declare.
22040 * dwarf2out.c (dwarf2out_set_name): Declare.
22041 (dwarf2_debug_hooks): Add set_name.
22042 (find_AT_string): New.
22043 (add_AT_string): Call find_AT_string.
22044 (dwarf2out_set_name): New.
22045 * cp/decl.c (grokdeclarator): Call set_name.
22046 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22047 * debug.c (do_nothing_debug_hooks): Likewise.
22048 * dbxout.c (dbx_debug_hooks): Likewise.
22049 * sdbout.c (sdb_debug_hooks): Likewise.
22051 2009-04-15 Michael Eager <eager@eagercon.com>
22053 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22054 reg for single-precision FPU.
22055 * config/rs6000/rs6000.md (movsi_internal1): Only for
22056 !TARGET_SINGLE_FPU.
22057 (movsi_internal1_single): New. Add pattern to move SI values to/from
22058 single-precision FP regs.
22060 2009-04-15 Richard Guenther <rguenther@suse.de>
22062 * omp-low.c (lower_rec_input_clauses): Build correct address
22064 (expand_omp_for_generic): Fix multiplication type.
22065 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22066 (generate_memset_zero): Fix types.
22067 * tree-profile.c (prepare_instrumented_value): Correctly
22070 2009-04-15 Ian Lance Taylor <iant@google.com>
22072 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22073 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22074 for -Wall and for -Wc++-compat.
22075 (c_common_post_options): For C++, set warn_enum_compare if not
22077 * c-tree.h (struct c_expr): Add field original_type.
22078 (build_external_ref): Update declaration.
22079 * c-parser.c (c_parser_braced_init): Set original_type.
22080 (c_parser_initelt): Likewise.
22081 (c_parser_expr_no_commas): Likewise.
22082 (c_parser_conditional_expression): Likewise.
22083 (c_parser_cast_expression): Likewise.
22084 (c_parser_unary_expression): Likewise. Pull setting of
22085 original_code to top of function.
22086 (c_parser_sizeof_expression): Set original_type.
22087 (c_parser_alignof_expression): Likewise.
22088 (c_parser_postfix_expression): Likewise. Pull setting of
22089 original_code to top of function.
22090 (c_parser_postfix_expression_after_paren_type): Set original_type.
22091 (c_parser_postfix_expression_after_primary): Likewise.
22092 (c_parser_expression): Likewise.
22093 * c-typeck.c (build_external_ref): Add type parameter. Change all
22095 (c_expr_sizeof_expr): Set original_type field.
22096 (parser_build_unary_op): Likewise.
22097 (parser_build_binary_op): Likewise. Optionally warn about
22098 comparisons of enums of different types.
22099 (digest_init): Set original_type field.
22100 (really_start_incremental_init): Likewise.
22101 (push_init_level, pop_init_level): Likewise.
22102 * doc/invoke.texi (Warning Options): -Wenum-compare now
22105 2009-04-15 Richard Guenther <rguenther@suse.de>
22107 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22108 out a necessary conversion.
22109 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22110 names we didn't value number.
22111 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22113 2009-04-15 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/39764
22116 * tree-ssa-ccp.c (get_value): Canonicalize value with
22117 canonicalize_float_value.
22119 2009-04-15 Jan Hubicka <jh@suse.cz>
22121 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22122 Wrong version of patch.
22124 2009-04-15 Jan Hubicka <jh@suse.cz>
22126 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22128 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22130 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22131 our distinct integral and vector types.
22133 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22135 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22136 * init.c (build_vtbl_address): Remove call to assemble_external.
22138 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22140 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22141 output for other floating point modes.
22143 2009-04-14 Diego Novillo <dnovillo@google.com>
22145 * diagnostic.c (diagnostic_report_diagnostic): Do not
22146 warn about loaded plugins for DK_ERROR and DK_WARNING.
22147 * c-decl.c (declspecs_add_type): Move call to
22148 invoke_plugin_callbacks ...
22149 * c-parser.c (c_parser_declspecs): ... here.
22150 * plugin.c (dump_active_plugins): Tidy output.
22152 2009-04-14 Diego Novillo <dnovillo@google.com>
22153 Le-Chun Wu <lcwu@google.com>
22155 * configure.ac: Add --enable-plugin support.
22156 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22157 * Makefile.in (PLUGIN_H): Define.
22158 Export ENABLE_PLUGIN and GMPINC to site.exp.
22159 Add PLUGINLIBS to link command.
22160 Add/modify dependencies for plugin.o and files including plugin.h.
22162 * config.in: Regenerate.
22164 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22167 2009-04-14 Le-Chun Wu <lcwu@google.com>
22169 * tree-pass.h (register_one_dump_file): Add a prototype for
22170 register_one_dump_file.
22171 * toplev.c (compile_file): Call initialize_plugins.
22172 (do_compile): Call invoke_plugin_callbacks.
22173 (toplev_main): Call invoke_plugin_callbacks.
22174 * common.opt: Add -fplugin= and -fplugin-arg-.
22175 * gcc-plugin.h: New public header file for plugins to include.
22176 * plugin.c: New source file.
22177 * plugin.h: New internal header file.
22178 * passes.c (register_one_dump_file): Make it external.
22180 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22182 2009-04-14 Diego Novillo <dnovillo@google.com>
22184 * doc/plugins.texi: New.
22185 * doc/gccint.texi: Add reference to Plugins chapter.
22186 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22187 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22188 loaded plugins, if any.
22189 * timevar.def (TV_PLUGIN_INIT): Define.
22190 (TV_PLUGIN_RUN): Define.
22191 * plugin.c: Include timevar.h
22192 (plugins_active_p): New.
22193 (dump_active_plugins): New.
22194 (debug_active_plugins): New.
22196 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22198 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22200 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22202 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22204 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22205 the same as a minus without a shift.
22207 2009-04-14 Nick Clifton <nickc@redhat.com>
22209 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22210 comparisons with small integers will always produce a short
22213 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22216 2008-12-19 Diego Novillo <dnovillo@google.com>
22218 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22220 2009-04-14 Richard Guenther <rguenther@suse.de>
22222 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22224 (verify_gimple_assign_binary): Likewise. Handle shifts and
22226 (verify_gimple_phi): Print the mismatched argument position.
22227 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22229 (vect_update_init_of_dr): Likewise.
22230 * matrix-reorg.c (transform_access_sites): Do what the
22232 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22234 2009-04-13 Michael Eager <eager@eagercon.com>
22236 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22237 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22238 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22239 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22240 remove duplicate config
22242 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22244 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22245 file_name:line_number type locator of the call site.
22247 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22249 * genautomata.c: Put blank after comma.
22250 (automaton_decls): New.
22251 (struct unit_usage): Add comments to member next.
22252 (store_alt_unit_usage): Keep the list ordered.
22253 (unit_present_on_list_p, equal_alternatives_p): New.
22254 (check_regexp_units_distribution): Check units distribution
22255 correctness correctly.
22256 (main): Don't write automata if error is found. Return correct
22259 * config/m68k/cf.md (cfv4_ds): Remove.
22260 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22261 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22263 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22264 power4-load-ext, power4-store, power4-store-update,
22265 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22266 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22267 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22268 power4-sqrt, power4-isync): Modify reservation to make correct
22269 unit distribution to automata.
22271 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22272 power5-store-update, power5-two, power5-three, power5-lmul,
22273 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22275 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22277 * except.c (pass_set_nothrow_function_flags): Set name and add
22279 (set_nothrow_function_flags): Mention in the dump file when
22280 changing a function to nothrow.
22282 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22285 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22286 instead of unsigned long.
22288 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22290 * config/arm/arm.c (return_used_this_function): Remove.
22291 (arm_output_function_prologue): Remove use of
22292 return_used_this_function.
22293 (output_return_instruction): Replace use of
22294 return_used_this_function
22295 by cfun->machine->return_used_this_function.
22296 (arm_output_epilogue): Likewise.
22297 (arm_output_function_epilogue): Likewise.
22298 (thumb_unexpanded_epilogue): Likewise.
22299 * config/arm/arm.h (struct machine_function):
22300 New member return_used_this_function.
22302 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22304 * doc/install.texi: Correct description of default directory for
22305 --with-gxx-include-dir.
22307 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22309 * fold-const.c (build_range_check): Properly deal with enumeral and
22310 boolean base types.
22312 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22314 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22315 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22316 * params.h (MAX_GCSE_PASSES): Remove.
22317 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22318 in sequence. Remove ability to run multiple passes.
22319 (bypass_jumps): Report run as third CPROP pass.
22321 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22323 PR middle-end/39651
22324 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22325 when deciding whether the whole SEQUENCE can throw.
22327 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22330 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22331 offseted label references.
22333 2009-04-11 Jan Hubicka <jh@suse.cz>
22335 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22337 2009-04-11 Richard Guenther <rguenther@suse.de>
22339 PR middle-end/39732
22340 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22341 return variables as TREE_ADDRESSABLE.
22343 2009-04-11 Richard Guenther <rguenther@suse.de>
22345 PR tree-optimization/39713
22346 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22347 reference trees have SSA_NAME operands.
22349 2009-04-11 Richard Guenther <rguenther@suse.de>
22352 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22353 address expressions.
22355 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22357 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22358 match changes in Cygwin 1.7
22359 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22360 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22362 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22364 PR tree-optimization/39701
22365 * doc/invoke.texi (Optimization Options): Document change in
22366 meaning and initialization of -fdelete-null-pointer-checks.
22368 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22370 PR middle-end/39701
22371 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22373 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22376 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22378 2009-04-10 Chao-ying Fu <fu@mips.com>
22380 * doc/tm.texi (Instruction Output): Document
22381 TARGET_ASM_FINAL_POSTSCAN_INSN.
22382 * target.h (final_postscan_insn): New field in asm_out.
22383 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22384 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22385 * final.c (final_scan_insn): Call
22386 targetm.asm_out.final_postscan_insn after outputting
22387 an asm macro and a normal instruction.
22389 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22390 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22391 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22392 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22393 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22395 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22397 PR middle-end/39701
22398 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22399 variables as non-NULL even with -fdelete-null-pointer-checks.
22401 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22403 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22405 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22408 * config/i386/i386.c (classify_argument): Handle SCmode with
22409 (bit_offset % 64) != 0.
22411 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22413 * doc/invoke.texi (Optimize Options): Add cross-reference to
22414 -Q --help=optimizers examples.
22416 2009-04-10 Ben Elliston <bje@au.ibm.com>
22419 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22420 regalign for the reg == fpr and TDmode case.
22422 2009-04-09 David Ayers <ayers@fsfe.org>
22425 * objc/objc-act.c (warn_with_method): Remove helper function.
22426 (check_duplicates): Call warning and inform directly.
22427 (really_start_method): Likewise.
22429 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22431 * expmed.c (expand_divmod): Always use a comparison for a division
22432 by a large unsigned integer.
22434 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22435 for things others than variables or functions as nonzero.
22437 2009-04-09 Nick Clifton <nickc@redhat.com>
22439 * unwind-compat.c: Change copyright header to refer to version
22440 3 of the GNU General Public License with version 3.1 of the
22441 GCC Runtime Library Exception and to point readers at the
22442 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22443 * config/alpha/crtfastmath.c: Likewise.
22444 * config/alpha/linux-unwind.h: Likewise.
22445 * config/alpha/qrnnd.asm: Likewise.
22446 * config/alpha/vms-crt0-64.c: Likewise.
22447 * config/alpha/vms-crt0.c: Likewise.
22448 * config/alpha/vms-dwarf2.asm: Likewise.
22449 * config/alpha/vms-dwarf2eh.asm: Likewise.
22450 * config/alpha/vms-psxcrt0-64.c: Likewise.
22451 * config/alpha/vms-psxcrt0.c: Likewise.
22452 * config/alpha/vms_tramp.asm: Likewise.
22453 * config/arc/initfini.c: Likewise.
22454 * config/arc/lib1funcs.asm: Likewise.
22455 * config/arm/bpabi-v6m.S: Likewise.
22456 * config/arm/bpabi.S: Likewise.
22457 * config/arm/bpabi.c: Likewise.
22458 * config/arm/crti.asm: Likewise.
22459 * config/arm/crtn.asm: Likewise.
22460 * config/arm/ieee754-df.S: Likewise.
22461 * config/arm/ieee754-sf.S: Likewise.
22462 * config/arm/lib1funcs.asm: Likewise.
22463 * config/arm/libunwind.S: Likewise.
22464 * config/arm/linux-atomic.c: Likewise.
22465 * config/arm/mmintrin.h: Likewise.
22466 * config/arm/pr-support.c: Likewise.
22467 * config/arm/unaligned-funcs.c: Likewise.
22468 * config/arm/unwind-arm.c: Likewise.
22469 * config/arm/unwind-arm.h: Likewise.
22470 * config/avr/libgcc.S: Likewise.
22471 * config/bfin/crti.s: Likewise.
22472 * config/bfin/crtlibid.s: Likewise.
22473 * config/bfin/crtn.s: Likewise.
22474 * config/bfin/lib1funcs.asm: Likewise.
22475 * config/bfin/linux-unwind.h: Likewise.
22476 * config/cris/arit.c: Likewise.
22477 * config/cris/cris_abi_symbol.c: Likewise.
22478 * config/darwin-64.c: Likewise.
22479 * config/darwin-crt2.c: Likewise.
22480 * config/darwin-crt3.c: Likewise.
22481 * config/darwin.h: Likewise.
22482 * config/dbxelf.h: Likewise.
22483 * config/dfp-bit.c: Likewise.
22484 * config/dfp-bit.h: Likewise.
22485 * config/elfos.h: Likewise.
22486 * config/fixed-bit.c: Likewise.
22487 * config/fixed-bit.h: Likewise.
22488 * config/fp-bit.c: Likewise.
22489 * config/fp-bit.h: Likewise.
22490 * config/fr30/crti.asm: Likewise.
22491 * config/fr30/crtn.asm: Likewise.
22492 * config/fr30/lib1funcs.asm: Likewise.
22493 * config/freebsd-spec.h: Likewise.
22494 * config/frv/cmovd.c: Likewise.
22495 * config/frv/cmovh.c: Likewise.
22496 * config/frv/cmovw.c: Likewise.
22497 * config/frv/frvbegin.c: Likewise.
22498 * config/frv/frvend.c: Likewise.
22499 * config/frv/lib1funcs.asm: Likewise.
22500 * config/glibc-stdint.h: Likewise.
22501 * config/h8300/clzhi2.c: Likewise.
22502 * config/h8300/crti.asm: Likewise.
22503 * config/h8300/crtn.asm: Likewise.
22504 * config/h8300/ctzhi2.c: Likewise.
22505 * config/h8300/fixunssfsi.c: Likewise.
22506 * config/h8300/lib1funcs.asm: Likewise.
22507 * config/h8300/parityhi2.c: Likewise.
22508 * config/h8300/popcounthi2.c: Likewise.
22509 * config/i386/ammintrin.h: Likewise.
22510 * config/i386/att.h: Likewise.
22511 * config/i386/avxintrin.h: Likewise.
22512 * config/i386/biarch64.h: Likewise.
22513 * config/i386/bmmintrin.h: Likewise.
22514 * config/i386/cpuid.h: Likewise.
22515 * config/i386/cross-stdarg.h: Likewise.
22516 * config/i386/crtfastmath.c: Likewise.
22517 * config/i386/crtprec.c: Likewise.
22518 * config/i386/cygming-crtbegin.c: Likewise.
22519 * config/i386/cygming-crtend.c: Likewise.
22520 * config/i386/cygwin.asm: Likewise.
22521 * config/i386/emmintrin.h: Likewise.
22522 * config/i386/gmm_malloc.h: Likewise.
22523 * config/i386/gthr-win32.c: Likewise.
22524 * config/i386/i386.h: Likewise.
22525 * config/i386/immintrin.h: Likewise.
22526 * config/i386/linux-unwind.h: Likewise.
22527 * config/i386/linux64.h: Likewise.
22528 * config/i386/mm3dnow.h: Likewise.
22529 * config/i386/mmintrin-common.h: Likewise.
22530 * config/i386/mmintrin.h: Likewise.
22531 * config/i386/nmmintrin.h: Likewise.
22532 * config/i386/pmm_malloc.h: Likewise.
22533 * config/i386/pmmintrin.h: Likewise.
22534 * config/i386/smmintrin.h: Likewise.
22535 * config/i386/sol2-c1.asm: Likewise.
22536 * config/i386/sol2-ci.asm: Likewise.
22537 * config/i386/sol2-cn.asm: Likewise.
22538 * config/i386/sol2-gc1.asm: Likewise.
22539 * config/i386/tmmintrin.h: Likewise.
22540 * config/i386/unix.h: Likewise.
22541 * config/i386/w32-unwind.h: Likewise.
22542 * config/i386/wmmintrin.h: Likewise.
22543 * config/i386/x86-64.h: Likewise.
22544 * config/i386/x86intrin.h: Likewise.
22545 * config/i386/xmmintrin.h: Likewise.
22546 * config/ia64/crtbegin.asm: Likewise.
22547 * config/ia64/crtend.asm: Likewise.
22548 * config/ia64/crtfastmath.c: Likewise.
22549 * config/ia64/crti.asm: Likewise.
22550 * config/ia64/crtn.asm: Likewise.
22551 * config/ia64/fde-glibc.c: Likewise.
22552 * config/ia64/lib1funcs.asm: Likewise.
22553 * config/ia64/linux-unwind.h: Likewise.
22554 * config/ia64/quadlib.c: Likewise.
22555 * config/ia64/unwind-ia64.c: Likewise.
22556 * config/linux.h: Likewise.
22557 * config/m32c/m32c-lib1.S: Likewise.
22558 * config/m32c/m32c-lib2-trapv.c: Likewise.
22559 * config/m32c/m32c-lib2.c: Likewise.
22560 * config/m32r/initfini.c: Likewise.
22561 * config/m68hc11/larith.asm: Likewise.
22562 * config/m68hc11/m68hc11-crt0.S: Likewise.
22563 * config/m68k/cf.md: Likewise.
22564 * config/m68k/crti.s: Likewise.
22565 * config/m68k/crtn.s: Likewise.
22566 * config/m68k/lb1sf68.asm: Likewise.
22567 * config/m68k/linux-unwind.h: Likewise.
22568 * config/mcore/crti.asm: Likewise.
22569 * config/mcore/crtn.asm: Likewise.
22570 * config/mcore/lib1.asm: Likewise.
22571 * config/mips/linux-unwind.h: Likewise.
22572 * config/mips/loongson.h: Likewise.
22573 * config/mips/mips16.S: Likewise.
22574 * config/mmix/crti.asm: Likewise.
22575 * config/mmix/crtn.asm: Likewise.
22576 * config/pa/fptr.c: Likewise.
22577 * config/pa/hpux-unwind.h: Likewise.
22578 * config/pa/lib2funcs.asm: Likewise.
22579 * config/pa/linux-atomic.c: Likewise.
22580 * config/pa/linux-unwind.h: Likewise.
22581 * config/pa/milli64.S: Likewise.
22582 * config/pa/quadlib.c: Likewise.
22583 * config/pa/stublib.c: Likewise.
22584 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22585 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22586 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22587 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22588 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22589 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22590 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22591 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22592 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22593 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22594 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22595 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22596 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22597 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22598 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22599 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22600 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22601 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22602 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22603 * config/rs6000/750cl.h: Likewise.
22604 * config/rs6000/altivec.h: Likewise.
22605 * config/rs6000/biarch64.h: Likewise.
22606 * config/rs6000/crtresfpr.asm: Likewise.
22607 * config/rs6000/crtresgpr.asm: Likewise.
22608 * config/rs6000/crtresxfpr.asm: Likewise.
22609 * config/rs6000/crtresxgpr.asm: Likewise.
22610 * config/rs6000/crtsavfpr.asm: Likewise.
22611 * config/rs6000/crtsavgpr.asm: Likewise.
22612 * config/rs6000/darwin-asm.h: Likewise.
22613 * config/rs6000/darwin-fallback.c: Likewise.
22614 * config/rs6000/darwin-fpsave.asm: Likewise.
22615 * config/rs6000/darwin-ldouble.c: Likewise.
22616 * config/rs6000/darwin-tramp.asm: Likewise.
22617 * config/rs6000/darwin-unwind.h: Likewise.
22618 * config/rs6000/darwin-vecsave.asm: Likewise.
22619 * config/rs6000/darwin-world.asm: Likewise.
22620 * config/rs6000/e500crtres32gpr.asm: Likewise.
22621 * config/rs6000/e500crtres64gpr.asm: Likewise.
22622 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22623 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22624 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22625 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22626 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22627 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22628 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22629 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22630 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22631 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22632 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22633 * config/rs6000/eabi-ci.asm: Likewise.
22634 * config/rs6000/eabi-cn.asm: Likewise.
22635 * config/rs6000/eabi.asm: Likewise.
22636 * config/rs6000/linux-unwind.h: Likewise.
22637 * config/rs6000/linux64.h: Likewise.
22638 * config/rs6000/paired.h: Likewise.
22639 * config/rs6000/paired.md: Likewise.
22640 * config/rs6000/ppc64-fp.c: Likewise.
22641 * config/rs6000/ppu_intrinsics.h: Likewise.
22642 * config/rs6000/rs6000.h: Likewise.
22643 * config/rs6000/si2vmx.h: Likewise.
22644 * config/rs6000/sol-ci.asm: Likewise.
22645 * config/rs6000/sol-cn.asm: Likewise.
22646 * config/rs6000/spe.h: Likewise.
22647 * config/rs6000/spu2vmx.h: Likewise.
22648 * config/rs6000/sysv4.h: Likewise.
22649 * config/rs6000/tramp.asm: Likewise.
22650 * config/rs6000/vec_types.h: Likewise.
22651 * config/s390/linux-unwind.h: Likewise.
22652 * config/s390/tpf-unwind.h: Likewise.
22653 * config/score/crti.asm: Likewise.
22654 * config/score/crtn.asm: Likewise.
22655 * config/sh/crt1.asm: Likewise.
22656 * config/sh/crti.asm: Likewise.
22657 * config/sh/crtn.asm: Likewise.
22658 * config/sh/divtab-sh4-300.c: Likewise.
22659 * config/sh/divtab-sh4.c: Likewise.
22660 * config/sh/divtab.c: Likewise.
22661 * config/sh/lib1funcs-4-300.asm: Likewise.
22662 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22663 * config/sh/lib1funcs.asm: Likewise.
22664 * config/sh/lib1funcs.h: Likewise.
22665 * config/sh/linux-atomic.asm: Likewise.
22666 * config/sh/linux-unwind.h: Likewise.
22667 * config/sh/shmedia.h: Likewise.
22668 * config/sh/sshmedia.h: Likewise.
22669 * config/sh/ushmedia.h: Likewise.
22670 * config/sparc/crtfastmath.c: Likewise.
22671 * config/sparc/linux-unwind.h: Likewise.
22672 * config/sparc/sol2-c1.asm: Likewise.
22673 * config/sparc/sol2-ci.asm: Likewise.
22674 * config/sparc/sol2-cn.asm: Likewise.
22675 * config/spu/divmodti4.c: Likewise.
22676 * config/spu/divv2df3.c: Likewise.
22677 * config/spu/float_disf.c: Likewise.
22678 * config/spu/float_unsdidf.c: Likewise.
22679 * config/spu/float_unsdisf.c: Likewise.
22680 * config/spu/float_unssidf.c: Likewise.
22681 * config/spu/mfc_multi_tag_release.c: Likewise.
22682 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22683 * config/spu/mfc_tag_release.c: Likewise.
22684 * config/spu/mfc_tag_reserve.c: Likewise.
22685 * config/spu/mfc_tag_table.c: Likewise.
22686 * config/spu/multi3.c: Likewise.
22687 * config/spu/spu_internals.h: Likewise.
22688 * config/spu/spu_intrinsics.h: Likewise.
22689 * config/spu/spu_mfcio.h: Likewise.
22690 * config/spu/vec_types.h: Likewise.
22691 * config/spu/vmx2spu.h: Likewise.
22692 * config/stormy16/stormy16-lib2.c: Likewise.
22693 * config/svr4.h: Likewise.
22694 * config/sync.c: Likewise.
22695 * config/v850/lib1funcs.asm: Likewise.
22696 * config/vxlib-tls.c: Likewise.
22697 * config/vxlib.c: Likewise.
22698 * config/vxworks-dummy.h: Likewise.
22699 * config/xtensa/crti.asm: Likewise.
22700 * config/xtensa/crtn.asm: Likewise.
22701 * config/xtensa/ieee754-df.S: Likewise.
22702 * config/xtensa/ieee754-sf.S: Likewise.
22703 * config/xtensa/lib1funcs.asm: Likewise.
22704 * config/xtensa/lib2funcs.S: Likewise.
22705 * config/xtensa/linux-unwind.h: Likewise.
22706 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22707 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22708 * coretypes.h: Likewise.
22709 * crtstuff.c: Likewise.
22710 * defaults.h: Likewise.
22711 * dwarf2.h: Likewise.
22712 * emutls.c: Likewise.
22713 * gbl-ctors.h: Likewise.
22714 * gcov-io.h: Likewise.
22715 * ginclude/float.h: Likewise.
22716 * ginclude/iso646.h: Likewise.
22717 * ginclude/stdarg.h: Likewise.
22718 * ginclude/stdbool.h: Likewise.
22719 * ginclude/stddef.h: Likewise.
22720 * ginclude/stdfix.h: Likewise.
22721 * ginclude/stdint-gcc.h: Likewise.
22722 * ginclude/tgmath.h: Likewise.
22723 * gthr-aix.h: Likewise.
22724 * gthr-dce.h: Likewise.
22725 * gthr-gnat.c: Likewise.
22726 * gthr-gnat.h: Likewise.
22727 * gthr-lynx.h: Likewise.
22728 * gthr-mipssde.h: Likewise.
22729 * gthr-nks.h: Likewise.
22730 * gthr-posix.c: Likewise.
22731 * gthr-posix.h: Likewise.
22732 * gthr-posix95.h: Likewise.
22733 * gthr-rtems.h: Likewise.
22734 * gthr-single.h: Likewise.
22735 * gthr-solaris.h: Likewise.
22736 * gthr-tpf.h: Likewise.
22737 * gthr-vxworks.h: Likewise.
22738 * gthr-win32.h: Likewise.
22739 * gthr.h: Likewise.
22740 * libgcc2.c: Likewise.
22741 * libgcc2.h: Likewise.
22742 * libgcov.c: Likewise.
22743 * tsystem.h: Likewise.
22744 * typeclass.h: Likewise.
22745 * unwind-c.c: Likewise.
22746 * unwind-compat.h: Likewise.
22747 * unwind-dw2-fde-compat.c: Likewise.
22748 * unwind-dw2-fde-darwin.c: Likewise.
22749 * unwind-dw2-fde-glibc.c: Likewise.
22750 * unwind-dw2-fde.c: Likewise.
22751 * unwind-dw2-fde.h: Likewise.
22752 * unwind-dw2.c: Likewise.
22753 * unwind-dw2.h: Likewise.
22754 * unwind-generic.h: Likewise.
22755 * unwind-pe.h: Likewise.
22756 * unwind-sjlj.c: Likewise.
22757 * unwind.inc: Likewise.
22758 * config/arm/neon-gen.ml: Change generated copyright header to
22759 refer to version 3 of the GNU General Public License with
22760 version 3.1 of the GCC Runtime Library Exception and to point
22761 readers at the COPYING3 and COPYING3.RUNTIME files and the
22762 FSF's license web page.
22763 * config/arm/arm_neon.h: Regenerate.
22765 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22767 * config/cris/cris.md: Change copyright header to refer to version
22768 3 of the GNU General Public License.
22769 * doc/install.texi2html: Change copyright header to refer to version
22770 3 of the GNU General Public License and to point readers at the
22771 COPYING3 file and the FSF's license web page.
22772 * config/vax/linux.h: Likewise.
22774 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22776 * config/i386/i386.md (cmpcc): New.
22777 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22778 (sync_compare_and_swap_cc*): Delete.
22780 * config/s390/s390.c (s390_compare_emitted): Remove.
22781 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22782 s390_compare_emitted used to be handled. Assert that modes match.
22783 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22784 refer to sync_compare_and_swap_ccsi.
22785 * config/s390/s390.h (s390_compare_emitted): Remove.
22786 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22787 instead of s390_compare_emitted.
22788 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22789 instead of s390_compare_emitted.
22790 * config/s390/s390.md (cmpcc): New.
22791 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22792 CC_REGNUM, do not pretend it's set.
22793 (sync_compare_and_swap_cc*): Delete.
22794 * config/s390/predicates.md (cc_reg_operand): New.
22796 * expr.c (sync_compare_and_swap_cc): Delete.
22797 * optabs.h (sync_compare_and_swap_cc): Delete.
22798 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22799 is being used with can_compare_p.
22800 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22801 (find_cc_set): New.
22802 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22803 look for a MODE_CC set instead. Use emit_store_flag.
22804 (expand_compare_and_swap_loop): Likewise, with some additional
22805 complication to avoid a force_reg when useless. Use
22806 emit_cmp_and_jump_insns.
22807 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22808 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22809 sync_compare_and_swap documentation.
22811 2009-04-09 Jan Hubicka <jh@suse.cz>
22813 * except.c (find_prev_try): Break out from ....
22814 (duplicate_eh_regions): ... here; properly update prev_try pointers
22815 when duplication part of tree.
22816 (dump_eh_tree): Improve dumping.
22817 (verify_eh_region): New.
22818 (verify_eh_tree): Use it.
22820 2009-04-06 Richard Guenther <rguenther@suse.de>
22822 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22823 &ARRAY addresses by adjusting their types and prepending
22825 * tree-cfg.c (verify_gimple_assign_single): Verify that
22826 addresses are correct.
22828 2009-04-09 Richard Guenther <rguenther@suse.de>
22830 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22831 indices into an array reference if possible.
22832 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22833 Fold POINTER_PLUS_EXPR statements with invariant address.
22835 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22838 * config.gcc (powerpc64-*-linux*): Always build biarch.
22840 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22843 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22844 it and pedwarn if this results in an INTEGER_CST.
22846 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22848 * doc/install.texi: Update minimum GMP version. Remove obsolete
22849 text in MPFR section.
22851 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22853 * dwarf2out.c (class_scope_p): New static inline.
22854 (class_or_namespace_scope_p): Use it.
22855 (gen_variable_die): Use DW_TAG_member tag for static data member
22856 declarations instead of DW_TAG_variable.
22858 PR middle-end/39573
22859 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22862 2009-04-08 Richard Guenther <rguenther@suse.de>
22864 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22865 valueize random data.
22867 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22869 * config.gcc (aix tm_file): Add aix-stdint.h.
22870 (aix tm clause use_gcc_stdint): Set to wrap.
22871 * config/rs6000/aix-stdint.h: New file.
22873 2009-04-08 Richard Guenther <rguenther@suse.de>
22875 PR middle-end/36291
22876 * tree-dfa.c (add_referenced_var): Do not recurse into
22877 global initializers.
22878 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22880 (fold_const_aggregate_ref): Likewise.
22882 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22884 * recog.c (ordered_comparison_operator): New.
22885 * gensupport.c (std_preds): Add it.
22886 * doc/md.texi (Machine-Independent Predicates): Document it.
22888 2009-04-08 Jan Hubicka <jh@suse.cz>
22890 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22891 * function.h (rtl_eh): Remove exception_handler_label_map.
22892 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22893 remove_exception_handler_label, for_each_eh_label_1): Remove.
22894 (rtl_remove_unreachable_regions): Remove.
22895 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22896 (find_exception_handler_labels): Don't build the hashtable.
22897 (maybe_remove_eh_handler): Remove.
22898 (for_each_eh_label): Rewrite to walk the tree.
22899 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22900 * except.h (maybe_remove_eh_handler): Remove.
22901 * passes.c (init_optimization_passes): Schedule second EH cleanup
22903 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22904 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22906 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22908 * genoutput.c (validate_optab_operands): New.
22909 (gen_insn, gen_expand): Call it.
22911 * genflags.c (gen_insn): Detect misused iterators.
22912 (main): Pass line_no to gen_insn, exit with status 1 on error.
22914 * genextract.c (line_no): Make global.
22915 (VEC_safe_set_locstr): Change assertion to error message.
22916 (main): Exit with status 1 on error.
22918 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22922 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22923 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22924 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22925 * c-convert.c (convert): Do not call fold on results of conversion
22926 functions when the result is a C_MAYBE_CONST_EXPR.
22927 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22928 of __builtin_choose_expr.
22929 * c-typeck.c (remove_c_maybe_const_expr): New.
22930 (build_unary_op, build_conditional_expr, build_compound_expr,
22931 build_binary_op, c_objc_common_truthvalue_conversion): Call
22932 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22935 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22937 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22938 CODE to produce a new one. Add a prototype to use fold_convert_const
22940 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22943 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22944 mix declarations and code.
22946 2009-04-08 Ben Elliston <bje@au.ibm.com>
22948 * gcc.c: Replace `CC' with `GCC' throughout.
22950 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22952 * doc/invoke.texi: Document Atom support.
22954 2009-04-07 Jason Merrill <jason@redhat.com>
22957 * c-common.h, c-common.c: Add flag_pretty_templates.
22958 * c-opts.c (c_common_handle_option): Set it.
22959 * c.opt: Add -fno-pretty-templates.
22960 * doc/invoke.texi (C++ Dialect Options): Likewise.
22962 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22964 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22965 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22966 (ia64_expand_builtin): Likewise.
22968 2009-04-07 Martin Jambor <mjambor@suse.cz>
22970 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22971 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22972 ADDR_EXPRS are include too.
22974 2009-04-07 Richard Guenther <rguenther@suse.de>
22976 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22977 decls are only used if passes as parameters or if they are
22978 local statics and the call is not to a builtin.
22979 (call_may_clobber_ref_p_1): Likewise.
22981 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22983 * expr.c (do_store_flag): Remove last argument. Simplify code
22984 to avoid duplication of tests already done by can_compare_p.
22985 (expand_expr_real_1): Adjust caller.
22987 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22989 * optabs.c (can_compare_p): Test the predicate of a
22990 cbranch and cstore pattern.
22992 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22994 * expr.c (convert_move): Use emit_store_flag instead of
22997 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22999 * config/i386/i386.c (ix86_compare_emitted): Remove.
23000 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23001 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23002 * config/i386/i386.h (ix86_compare_emitted): Remove.
23003 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23004 instead of ix86_compare_emitted.
23005 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23007 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23009 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23010 Add t-sysroot-suffix to tmake_file.
23011 * config/print-sysroot-suffix.sh: New file.
23012 * config/t-sysroot-suffix: New file.
23014 2009-04-07 Ben Elliston <bje@au.ibm.com>
23016 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23017 as the latter produces a warning when the target does not support
23020 2009-04-07 Ben Elliston <bje@au.ibm.com>
23022 * dfp.c: Replace type punning assignments with memcpy throughout.
23023 * Makefile.in (dfp.o-warn): Remove.
23025 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23028 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23029 Include soft-fp/t-softfp after rs6000/t-linux64.
23031 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23033 * stor-layout.c (set_sizetype): Use the full precision of their
23034 machine mode for bitsize types.
23036 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23038 * config/i386/i386.md: Revert 2 accidental checkins.
23040 2009-04-06 Joey Ye <joey.ye@intel.com>
23041 Xuepeng Guo <xuepeng.guo@intel.com>
23042 H.J. Lu <hongjiu.lu@intel.com>
23044 Atom pipeline model, tuning and insn selection.
23045 * config.gcc (atom): Add atom config options and target.
23047 * config/i386/atom.md: New.
23049 * config/i386/i386.c (atom_cost): New cost.
23050 (m_ATOM): New macro flag.
23051 (initial_ix86_tune_features): Set m_ATOM.
23052 (x86_accumulate_outgoing_args): Likewise.
23053 (x86_arch_always_fancy_math_387): Likewise.
23054 (processor_target): Add Atom cost.
23055 (cpu_names): Add Atom cpu name.
23056 (override_options): Set Atom ISA.
23057 (ix86_issue_rate): New case PROCESSOR_ATOM.
23058 (ix86_adjust_cost): Likewise.
23060 * config/i386/i386.h (TARGET_ATOM): New target macro.
23061 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23062 (TARGET_OPT_AGU): New target option.
23063 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23064 (processor_type): Add PROCESSOR_ATOM.
23066 * config/i386/i386.md (cpu): Add new value "atom".
23067 (use_carry, movu): New attr.
23068 (atom.md): Include atom.md.
23069 (adddi3_carry_rex64): Set attr "use_carry".
23070 (addqi3_carry): Likewise.
23071 (addhi3_carry): Likewise.
23072 (addsi3_carry): Likewise.
23073 (*addsi3_carry_zext): Likewise.
23074 (subdi3_carry_rex64): Likewise.
23075 (subqi3_carry): Likewise.
23076 (subhi3_carry): Likewise.
23077 (subsi3_carry): Likewise.
23078 (x86_movdicc_0_m1_rex64): Likewise.
23079 (*x86_movdicc_0_m1_se): Likewise.
23080 (x86_movsicc_0_m1): Likewise.
23081 (*x86_movsicc_0_m1_se): Likewise.
23082 (*adddi_1_rex64): Emit add insn as much as possible.
23083 (*addsi_1): Likewise.
23084 (return_internal): Set atom_unit.
23085 (return_internal_long): Likewise.
23086 (return_pop_internal): Likewise.
23087 (*rcpsf2_sse): Set atom_sse_attr attr.
23088 (*qrt<mode>2_sse): Likewise.
23089 (*prefetch_sse): Likewise.
23091 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23093 (ix86_target_macros_internal): Likewise.
23095 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23096 (*prefetch_sse_rex): Likewise.
23097 (sse_rcpv4sf2): Likewise.
23098 (sse_vmrcpv4sf2): Likewise.
23099 (sse_sqrtv4sf2): Likewise.
23100 (<sse>_vmsqrt<mode>2): Likewise.
23101 (sse_ldmxcsr): Likewise.
23102 (sse_stmxcsr): Likewise.
23103 (*sse_sfence): Likewise.
23104 (sse2_clflush): Likewise.
23105 (*sse2_mfence): Likewise.
23106 (*sse2_lfence): Likewise.
23107 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23108 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23109 (avx_movdqu<avxmodesuffix>): Likewise.
23110 (avx_lddqu<avxmodesuffix>): Likewise.
23111 (sse2_movntv2di): Change attr "type" to "ssemov".
23112 (sse2_movntsi): Likewise.
23113 (rsqrtv8sf2): Change attr "type" to "sseadd".
23114 (sse3_addsubv2df3): Set attr "atom_unit".
23115 (sse3_h<plusminus_insn>v4sf3): Likewise.
23116 (*sse2_pmaddwd): Likewise.
23117 (*vec_extractv2di_1_rex64): Likewise.
23118 (*vec_extractv2di_1_avx): Likewise.
23119 (sse2_psadbw): Likewise.
23120 (ssse3_phaddwv8hi3): Likewise.
23121 (ssse3_phaddwv4hi3): Likewise.
23122 (ssse3_phadddv4si3): Likewise.
23123 (ssse3_phadddv2si3): Likewise.
23124 (ssse3_phaddswv8hi3): Likewise.
23125 (ssse3_phaddswv4hi3): Likewise.
23126 (ssse3_phsubwv8hi3): Likewise.
23127 (ssse3_phsubwv4hi3): Likewise.
23128 (ssse3_phsubdv4si3): Likewise.
23129 (ssse3_phsubdv2si3): Likewise.
23130 (ssse3_phsubswv8hi3): Likewise.
23131 (ssse3_phsubswv4hi3): Likewise.
23132 (ssse3_pmaddubsw128): Likewise.
23133 (sse3_pmaddubsw: Likewise.
23134 (ssse3_palignrti): Likewise.
23135 (ssse3_palignrdi): Likewise.
23137 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23139 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23141 2009-04-06 Richard Guenther <rguenther@suse.de>
23143 PR tree-optimization/28868
23144 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23145 of which PHI results we inserted.
23146 (insert_into_preds_of_block): Record inserted PHIs.
23147 (eliminate): Eliminate redundant PHI nodes.
23148 (init_pre): Init inserted_phi_names.
23150 2009-04-06 Richard Guenther <rguenther@suse.de>
23152 PR tree-optimization/39643
23153 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23154 IMAGPART_EXPRs of complex constants.
23155 (execute_fold_all_builtins): If we folded a call queue
23156 TODO_update_address_taken.
23158 2009-04-06 Jan Hubicka <jh@suse.cz>
23160 PR middle-end/39659
23161 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23164 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23166 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23168 (ic_invalidate_array): Likewise.
23170 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23172 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23173 alignment for library calls.
23175 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23177 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23178 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23179 * config/i386/mingw-stdint.h: New file.
23181 2009-04-05 Richard Guenther <rguenther@suse.de>
23183 PR tree-optimization/39648
23184 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23185 our &A vs. &A[0] IL deficiencies.
23187 2009-04-04 Jan Hubicka <jh@suse.cz>
23189 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23190 removed toplevel regions.
23191 (sjlj_mark_call_sites): Likewise.
23193 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23195 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23196 (cygwin tm clause use_gcc_stdint): Set to wrap.
23197 * config/i386/cygwin-stdint.h: New file.
23199 2009-04-04 Richard Guenther <rguenther@suse.de>
23201 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23202 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23203 single-argument PHIs if we are in loop-closed SSA form.
23204 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23205 for the pre-condition.
23206 (slpeel_tree_peel_loop_to_edge): Likewise.
23207 (vect_build_loop_niters): Take an optional sequence to append stmts.
23208 (vect_generate_tmps_on_preheader): Likewise.
23209 (vect_do_peeling_for_loop_bound): Take extra guards for the
23211 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23212 the cost model check.
23213 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23214 guards if we are going to peel. Do not apply versioning in that case.
23215 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23216 (vect_do_peeling_for_loop_bound): Likewise.
23217 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23218 loop bound only record extra pre-conditions, do not apply loop
23221 2009-04-04 Richard Guenther <rguenther@suse.de>
23223 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23226 2009-04-04 Jan Hubicka <jh@suse.cz>
23228 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23229 last_basic_block for size of bb->index indexed array.
23230 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23231 compute_out, link_btr_uses, build_btr_def_use_webs,
23232 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23234 2009-04-04 Jan Hubicka <jh@suse.cz>
23236 * except.c (remove_eh_handler_and_replace): Break out from ...
23237 (remove_eh_handler): ... here.
23238 (bring_to_root): New function.
23239 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23240 handled ones, bring others to root of tree.
23242 2009-04-04 Jan Hubicka <jh@suse.cz>
23244 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23245 (all_phis_safe_to_merge): New function.
23246 (update_info): New structure.
23247 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23248 (cleanup_empty_eh): Update SSA if possible.
23250 2009-04-04 Richard Guenther <rguenther@suse.de>
23252 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23253 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23254 (append_vuse): Likewise.
23256 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23258 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23259 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23260 instead of REG_UNSAVED for DW_CFA_undefined.
23261 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23262 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23265 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23268 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23270 2009-04-04 Richard Guenther <rguenther@suse.de>
23272 PR tree-optimization/8781
23273 PR tree-optimization/37892
23274 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23275 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23276 (valueize_refs): Call it for *& valueizations.
23277 (shared_reference_ops_from_ref): Rename to ...
23278 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23279 (shared_reference_ops_from_call): Rename to ...
23280 (valueize_shared_reference_ops_from_call): ... this and valueize.
23281 (vn_reference_lookup): Update.
23282 (visit_reference_op_call): Likewise.
23283 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23284 (eliminate): Value-replace the call address in call statements.
23286 2009-04-04 Richard Guenther <rguenther@suse.de>
23288 PR tree-optimization/39636
23289 * tree-ssa-forwprop.c
23290 (forward_propagate_addr_into_variable_array_index): Check for
23291 GIMPLE_ASSIGN before accessing the rhs code.
23293 2009-04-03 Jason Merrill <jason@redhat.com>
23295 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23297 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23299 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23300 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23301 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23302 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23303 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23304 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23305 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23306 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23307 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23308 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23309 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23310 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23311 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23312 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23313 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23314 Use fr_reg_or_fp01_operand instead of fr_register_operand
23316 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23317 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23318 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23320 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23322 PR rtl-optimization/39607
23323 PR rtl-optimization/39631
23327 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23328 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23329 instead of DF_LR_OUT.
23330 * ira-lives.c (process_bb_node_lives): Ditto.
23331 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23332 instead of DF_LR_{OUT,IN}.
23333 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23334 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23336 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23338 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23339 (execute_lower_omp): Always run but take the short way out if -fopenmp
23341 (gate_lower_omp): Remove, forcing the pass manager to always run the
23342 pass and always set PROP_gimple_lomp.
23343 (pass_lower_omp): Remove gate function.
23344 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23345 PROP_trees. Instead, require it.
23346 * ipa-cp.c (pass_ipa_cp): Likewise.
23347 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23348 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23349 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23350 and PROP_gimple_leh.
23352 2009-04-03 Richard Guenther <rguenther@suse.de>
23354 PR middle-end/13146
23355 PR tree-optimization/23940
23356 PR tree-optimization/33237
23357 PR middle-end/33974
23358 PR middle-end/34093
23359 PR tree-optimization/36201
23360 PR tree-optimization/36230
23361 PR tree-optimization/38049
23362 PR tree-optimization/38207
23363 PR tree-optimization/38230
23364 PR tree-optimization/38301
23365 PR tree-optimization/38585
23366 PR middle-end/38895
23367 PR tree-optimization/38985
23368 PR tree-optimization/39299
23369 * tree-ssa-structalias.h: Remove.
23370 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23371 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23372 (struct vuse_element_d): Remove.
23373 (struct vuse_vec_d): Likewise.
23374 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23375 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23376 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23377 VUSE_ELEMENT_VAR): Likewise.
23378 (struct voptype_d): Likewise.
23379 (NUM_VOP_FREE_BUCKETS): Likewise.
23380 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23381 (struct stmt_operands_d): Remove.
23382 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23383 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23384 VDEF_NUM, VDEF_VECT): Likewise.
23385 (copy_virtual_operands): Remove.
23386 (operand_build_cmp): Likewise.
23387 (create_ssa_artificial_load_stmt): Likewise.
23388 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23389 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23390 vuse_index and mayuse_index members. Pack and move done and iter_type
23391 members to the front.
23392 (SSA_OP_VMAYUSE): Remove.
23393 (SSA_OP_VIRTUAL_USES): Adjust.
23394 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23395 (unlink_stmt_vdef): Declare.
23396 (add_to_addressable_set): Remove.
23397 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23398 (vrp_visit_stmt): Likewise.
23399 * doc/tree-ssa.texi (Alias analysis): Update.
23400 * doc/invoke.texi (max-aliased-vops): Remove docs.
23401 (avg-aliased-vops): Likewise.
23402 * tree-into-ssa.c (syms_to_rename): Remove.
23403 (need_to_update_vops_p): Likewise.
23404 (need_to_initialize_update_ssa_p): Rename to ...
23405 (update_ssa_initialized_fn): ... this. Track function we are
23407 (symbol_marked_for_renaming): Simplify.
23408 (add_new_name_mapping): Do not set need_to_update_vops_p.
23409 (dump_currdefs): Use SYMS_TO_RENAME.
23410 (rewrite_update_stmt): Always walk all uses/defs.
23411 (dump_update_ssa): Adjust.
23412 (init_update_ssa): Take function argument. Track what we are
23414 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23415 (create_new_def_for): Initialize for cfun, assert we are initialized
23417 (mark_sym_for_renaming): Simplify.
23418 (mark_set_for_renaming): Do not initialize update-ssa.
23419 (need_ssa_update_p): Simplify. Take function argument.
23420 (name_mappings_registered_p): Assert we ask for the correct function.
23421 (name_registered_for_update_p): Likewise.
23422 (ssa_names_to_replace): Likewise.
23423 (release_ssa_name_after_update_ssa): Likewise.
23424 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23425 (dump_decl_set): Do not print a newline.
23426 (debug_decl_set): Do it here.
23427 (dump_update_ssa): And here.
23428 * tree-ssa-loop-im.c (move_computations): Adjust.
23429 (movement_possibility): Likewise.
23430 (determine_max_movement): Likewise.
23431 (gather_mem_refs_stmt): Likewise.
23432 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23433 or NAME_MEMORY_TAG.
23434 * tree-complex.c (update_all_vops): Remove.
23435 (expand_complex_move): Adjust.
23436 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23437 Simplify test for memory referencing statement. Exclude
23438 non-invariant ADDR_EXPRs.
23439 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23440 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23441 (rdg_flag_uses): Likewise.
23442 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23444 (tree_optimize_tail_calls_1): Also split the
23445 edge from the entry block if we have degenerate PHI nodes in
23446 the first basic block.
23447 * tree.c (init_ttree): Remove memory-tag related code.
23448 (tree_code_size): Likewise.
23449 (tree_node_structure): Likewise.
23450 (build7_stat): Re-write to be build6_stat.
23451 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23452 (SSA_VAR_P): Adjust.
23453 (struct tree_memory_tag): Remove.
23454 (struct tree_memory_partition_tag): Likewise.
23455 (union tree_node): Adjust.
23456 (build7): Re-write to be build6.
23457 * tree-pass.h (pass_reset_cc_flags): Remove.
23458 (TODO_update_address_taken): New flag.
23459 (pass_simple_dse): Remove.
23460 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23461 * params.h (MAX_ALIASED_VOPS): Remove.
23462 (AVG_ALIASED_VOPS): Likewise.
23463 * omp-low.c (expand_omp_taskreg): Update SSA form.
23464 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23465 aliases the lhs in a copy stmt.
23466 * tree-ssa-dse.c (struct address_walk_data): Remove.
23467 (memory_ssa_name_same): Likewise.
23468 (memory_address_same): Likewise.
23469 (get_kill_of_stmt_lhs): Likewise.
23470 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23471 unused stores. Look through PHI nodes into post-dominated regions.
23472 (dse_optimize_stmt): Simplify. Properly remove stores.
23473 (tree_ssa_dse): Compute dominators.
23474 (execute_simple_dse): Remove.
23475 (pass_simple_dse): Likewise.
23476 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23477 gimple_loaded_syms and gimple_stored_syms computation.
23478 * toplev.c (dump_memory_report): Dump alias and pta stats.
23479 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23480 (vn_reference_eq): Likewise.
23481 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23482 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23483 valueize_vuses): Remove.
23484 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23485 (get_def_ref_stmt_vuse): ... this.
23486 (vn_reference_lookup_2): New function.
23487 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23488 walking equivalent vuses. Simplify.
23489 (vn_reference_lookup): Likewise.
23490 (vn_reference_insert): Likewise.
23491 (vn_reference_insert_pieces): Likewise.
23492 (visit_reference_op_call): Simplify.
23493 (visit_reference_op_load): Likewise.
23494 (visit_reference_op_store): Likewise.
23495 (init_scc_vn): Remove shared_lookup_vuses initialization.
23496 (free_scc_vn): Remove shared_lookup_vuses freeing.
23497 (sort_vuses, sort_vuses_heap): Remove.
23498 (get_ref_from_reference_ops): Export.
23499 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23500 vector with single vuse pointer.
23501 (vn_reference_lookup_pieces, vn_reference_lookup,
23502 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23503 (shared_vuses_from_stmt): Remove.
23504 (get_ref_from_reference_ops): Declare.
23505 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23506 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23507 memory-tag related code.
23508 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23509 (likely_value): Add comment, skip static-chain of call statements.
23510 (surely_varying_stmt_p): Adjust.
23511 (gimplify_and_update_call_from_tree): Likewise.
23512 (execute_fold_all_builtins): Do not rebuild alias info.
23513 (gimplify_and_update_call_from_tree): Properly update VOPs.
23514 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23515 (copy_ref_info): Remove memory-tag related code.
23516 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23517 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23518 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23520 * tree-ssa-dom.c (gimple_p): Remove typedef.
23521 (eliminate_redundant_computations): Adjust.
23522 (record_equivalences_from_stmt): Likewise.
23523 (avail_expr_hash): Likewise.
23524 (avail_expr_eq): Likewise.
23525 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23526 (stmt_makes_single_load): Likewise.
23527 (stmt_makes_single_store): Likewise.
23528 * tree-ssa-alias.c: Rewrite completely.
23529 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23530 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23531 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23532 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23533 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23534 Remove public functions.
23535 (pass_reset_cc_flags): Remove.
23536 (pass_build_alias): Move ...
23537 * tree-ssa-structalias.c (pass_build_alias): ... here.
23538 * tree-ssa-alias.c (may_be_aliased): Move ...
23539 * tree-flow-inline.h (may_be_aliased): ... here.
23540 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23541 count_uses_and_derefs): Move ...
23542 * gimple.c: ... here.
23543 * gimple.h (count_uses_and_derefs): Declare.
23544 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23545 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23546 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23547 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23548 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23549 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23550 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23552 * tree-dfa.c (refs_may_alias_p): Move ...
23553 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23554 * tree-ssa-alias.h: New file.
23555 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23556 (statement_sink_location): Likewise.
23557 * opts.c (decode_options): Do not adjust max-aliased-vops or
23558 avg-aliased-vops values.
23559 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23560 (TV_CALL_CLOBBER): Likewise.
23561 (TV_FLOW_SENSITIVE): Likewise.
23562 (TV_FLOW_INSENSITIVE): Likewise.
23563 (TV_MEMORY_PARTITIONING): Likewise.
23564 (TV_ALIAS_STMT_WALK): New timevar.
23565 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23566 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23567 (get_address_description): Remove memory-tag related code.
23568 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23569 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23570 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23571 and immediate uses in statements. Document.
23572 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23573 (dump_symbols): Remove.
23574 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23575 * alias.c (get_deref_alias_set): New function split out from ...
23576 (get_alias_set): ... here.
23577 * alias.h (get_deref_alias_set): Declare.
23578 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23579 type parameter. Remove restrict pointer handling. Create a
23580 ref-all pointer in case type-based alias sets do not conflict.
23581 (vect_analyze_data_refs): Remove SMT related code.
23582 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23583 (vectorizable_load): Likewise.
23584 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23585 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23586 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23587 Ignore vops and SMTs.
23588 (dr_analyze_alias): Likewise..
23589 (free_data_ref): Likewise.
23590 (create_data_ref): Likewise.
23591 (analyze_all_data_dependences): Likewise.
23592 (get_references_in_stmt): Adjust.
23593 * tree-flow-inline.h (gimple_aliases_computed_p,
23594 gimple_addressable_vars, gimple_call_clobbered_vars,
23595 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23596 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23597 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23598 gimple_mem_ref_stats): Remove.
23599 (gimple_vop): New function.
23600 (op_iter_next_use): Remove vuses and mayuses cases.
23601 (op_iter_next_def): Remove vdefs case.
23602 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23603 (clear_and_done_ssa_iter): Do not set removed fields.
23604 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23605 Assert we are not iterating over vuses or vdefs if not also
23606 iterating over uses or defs.
23607 (op_iter_init_use): Likewise.
23608 (op_iter_init_def): Likewise.
23609 (op_iter_next_vdef): Remove.
23610 (op_iter_next_mustdef): Likewise.
23611 (op_iter_init_vdef): Likewise.
23612 (compare_ssa_operands_equal): Likewise.
23613 (link_use_stmts_after): Handle vuse operand.
23614 (is_call_used): Use is_call_clobbered.
23615 (is_call_clobbered): Global variables are always call clobbered,
23616 query the call-clobbers bitmap.
23617 (mark_call_clobbered): Ignore global variables.
23618 (clear_call_clobbered): Likewise.
23619 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23620 virtual operands sanity check.
23621 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23623 (TARGET_MEM_REF): Remove TMR_TAG operand.
23624 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23625 Remove call-clobber related code.
23626 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23627 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23628 partitions or escape reason.
23629 (get_single_def_stmt, get_single_def_stmt_from_phi,
23630 get_single_def_stmt_with_phi): Remove.
23631 (dump_referenced_vars): Tidy.
23632 (get_ref_base_and_extent): Allow bare decls.
23633 (collect_dfa_stats): Adjust.
23634 * graphite.c (rename_variables_in_stmt): Adjust.
23635 (graphite_copy_stmts_from_block): Likewise.
23636 (translate_clast): Likewise.
23637 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23639 (translate_vuse_through_block): Use the oracle.
23640 (phi_translate_1): Adjust.
23641 (value_dies_in_block_x): Use the oracle. Cache the outcome
23643 (valid_in_sets): Check if the VUSE for
23644 a REFERENCE is available.
23645 (eliminate): Do not remove stmts during elimination,
23646 instead queue and remove them afterwards.
23647 (do_pre): Do not rebuild alias info.
23648 (pass_pre): Run TODO_rebuild_alias before PRE.
23649 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23650 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23651 (mark_all_v_defs_stmt): Remove.
23652 (mark_all_v_defs_seq): Adjust.
23653 (sra_replace): Likewise.
23654 (scalarize_use): Likewise.
23655 (scalarize_copy): Likewise.
23656 (scalarize_init): Likewise.
23657 (scalarize_ldst): Likewise.
23658 (todoflags): Remove.
23659 (tree_sra): Do not rebuild alias info.
23660 (tree_sra_early): Adjust.
23661 (pass_sra): Run TODO_update_address_taken before SRA.
23662 * tree-predcom.c (set_alias_info): Remove.
23663 (prepare_initializers_chain): Do not call it.
23664 (mark_virtual_ops_for_renaming): Adjust.
23665 (mark_virtual_ops_for_renaming_list): Remove.
23666 (initialize_root_vars): Adjust.
23667 (initialize_root_vars_lm): Likewise.
23668 (prepare_initializers_chain): Likewise.
23669 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23670 (may_propagate_copy_into_stmt): Likewise.
23671 (merge_alias_info): Do nothing for now.
23672 (propagate_tree_value_into_stmt): Adjust.
23673 (stmt_may_generate_copy): Likewise.
23674 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23675 not mark symbols for renaming.
23676 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23677 with the same statement, make sure to update the new pointed-to one.
23678 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23679 call statements, do not mark symbols for renaming.
23680 (mark_operand_necessary): Dump something.
23681 (ref_may_be_aliased): New function.
23682 (mark_aliased_reaching_defs_necessary_1): New helper function.
23683 (mark_aliased_reaching_defs_necessary): Likewise.
23684 (mark_all_reaching_defs_necessary_1): Likewise.
23685 (mark_all_reaching_defs_necessary): Likewise.
23686 (propagate_necessity): Do not process virtual PHIs. For
23687 non-aliased loads mark all reaching definitions as necessary.
23688 For aliased loads and stores mark the immediate dominating
23689 aliased clobbers as necessary.
23690 (visited): New global static.
23691 (perform_tree_ssa_dce): Free visited bitmap after propagating
23693 (remove_dead_phis): Perform simple dead virtual PHI removal.
23694 (remove_dead_stmt): Properly unlink virtual operands when
23696 (eliminate_unnecessary_stmts): Schedule PHI removal after
23698 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23699 (process_replaceable): Likewise.
23700 (find_replaceable_in_bb): Likewise.
23701 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23702 based on the single gimple vop.
23703 (verify_flow_insensitive_alias_info): Remove.
23704 (verify_flow_sensitive_alias_info): Likewise.
23705 (verify_call_clobbering): Likewise.
23706 (verify_memory_partitions): Likewise.
23707 (verify_alias_info): Likewise.
23708 (verify_ssa): Adjust..
23709 (execute_update_addresses_taken): Export. Update SSA
23710 manually. Optimize only when optimizing. Use a local bitmap.
23711 (pass_update_address_taken): Remove TODO_update_ssa, add
23713 (pass_update_address_taken): Just use TODO_update_address_taken.
23714 (init_tree_ssa): Do not initialize addressable_vars.
23715 (verify_ssa): Verify new VUSE / VDEF properties.
23716 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23717 Do not call verify_alias_info.
23718 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23719 Do not free the loaded and stored syms bitmaps. Reset the escaped
23720 and callused solutions. Do not free addressable_vars.
23721 Remove memory-tag related code.
23722 (warn_uninitialized_var): Aliases are always available.
23723 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23724 * lambda-code.c (can_put_in_inner_loop): Adjust.
23725 (can_put_after_inner_loop): Likewise.
23726 (perfect_nestify): Likewise.
23727 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23728 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23729 (vectorizable_conversion): Do not mark symbols for renaming.
23730 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23731 (expand_call_inline): Unlink the calls virtual operands before
23733 (tree_function_versioning): Do not call update_ssa if we are not
23734 updating clones. Simplify.
23735 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23736 (propagate_with_phi): Likewise..
23737 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23738 clobber code. Assert we are not aliased or global.
23739 * tree-flow.h: Include tree-ssa-alias.h
23740 (enum escape_type): Remove.
23741 (struct mem_sym_stats_d): Likewise.
23742 (struct mem_ref_stats_d): Likewise.
23743 (struct gimple_df): Add vop member. Remove global_var,
23744 call_clobbered_vars, call_used_vars, addressable_vars,
23745 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23746 escaped and callused members.
23747 (struct ptr_info_def): Remove all members, add points-to solution
23749 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23750 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23751 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23752 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23753 (tree-ssa-alias.o): Likewise.
23754 (toplev.o): Add tree-ssa-alias.h
23755 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23756 * gimple.c (gimple_set_bb): Fix off-by-one error.
23757 (is_gimple_reg): Do not handle memory tags.
23758 (gimple_copy): Also copy virtual operands.
23759 Delay updating the statement. Do not reset loaded and stored syms.
23760 (gimple_set_stored_syms): Remove.
23761 (gimple_set_loaded_syms): Likewise.
23762 (gimple_call_copy_skip_args): Copy the virtual operands
23763 and mark the new statement modified.
23764 * tree-ssa-structalias.c (may_alias_p): Remove.
23765 (set_uids_in_ptset): Take the alias set to prune with as
23766 parameter. Fold in the alias test of may_alias_p.
23767 (compute_points_to_sets): Compute whether a ptr is dereferenced
23768 in a local sbitmap.
23769 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23770 other ADDRESSOF constraints on the lhs.
23771 (get_constraint_for_component_ref): Assert that we don't get
23772 ADDRESSOF constraints from the base of the reference.
23773 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23774 (struct variable_info): Remove collapsed_to member.
23775 (get_varinfo_fc): Remove.
23776 (new_var_info): Do not set collapsed_to.
23777 (dump_constraint): Do not follow cycles.
23778 (dump_constraint_graph): Likewise.
23779 (build_pred_graph): Likewise.
23780 (build_succ_graph): Likewise.
23781 (rewrite_constraints): Likewise.
23782 (do_simple_structure_copy): Remove.
23783 (do_rhs_deref_structure_copy): Remove.
23784 (do_lhs_deref_structure_copy): Remove.
23785 (collapse_rest_of_var): Remove.
23786 (do_structure_copy): Re-implement.
23787 (pta_stats): New global variable.
23788 (dump_pta_stats): New function.
23789 (struct constraint_expr): Make offset signed.
23790 (UNKNOWN_OFFSET): Define special value.
23791 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23792 (solution_set_expand): New helper function split out from ...
23793 (do_sd_constraint): ... here.
23794 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23795 (do_ds_constraint): Likewise.
23796 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23797 and CALLUSED = *CALLUSED.
23798 (set_union_with_increment): Make inc argument signed.
23799 (type_safe): Remove.
23800 (get_constraint_for_ptr_offset): Handle unknown and negative
23802 (first_vi_for_offset): Handle offsets before start. Bail
23803 out early for offsets beyond the variable extent.
23804 (first_or_preceding_vi_for_offset): New function.
23805 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23806 Together with ESCAPED = *ESCAPED this properly computes reachability.
23807 (find_what_var_points_to): New function.
23808 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23809 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23810 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23811 pt_solutions_intersect): New functions.
23812 (compute_call_used_vars): Remove.
23813 (compute_may_aliases): New main entry into PTA computation.
23814 * gimple.h (gimple_p): New typedef.
23815 (struct gimple_statement_base): Remove references_memory_p.
23816 (struct gimple_statement_with_memory_ops_base): Remove
23817 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23819 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23820 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23821 gimple_set_references_memory): Remove.
23822 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23823 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23825 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23826 (verify_expr): Allow RESULT_DECL.
23827 (gimple_duplicate_bb): Do not copy virtual operands.
23828 (gimple_duplicate_sese_region): Adjust.
23829 (gimple_duplicate_sese_tail): Likewise.
23830 (mark_virtual_ops_in_region): Remove.
23831 (move_sese_region_to_fn): Do not call it.
23832 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23833 and pass_simple_dse.
23834 (execute_function_todo): Handle TODO_update_address_taken,
23835 call execute_update_addresses_taken for TODO_rebuild_alias.
23836 (execute_todo): Adjust.
23837 (execute_one_pass): Init dump files early.
23838 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23840 (create_general_new_stmt): Clear vops.
23841 * tree-ssa-reassoc.c (get_rank): Adjust.
23842 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23843 symbols for renaming.
23844 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23845 (PARAM_AVG_ALIASED_VOPS): Likewise.
23846 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23847 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23848 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23849 (operand_build_cmp, copy_virtual_operands,
23850 create_ssa_artificial_load_stmt, add_to_addressable_set,
23851 gimple_add_to_addresses_taken): Remove public functions.
23852 (unlink_stmt_vdef): New function.
23854 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23856 * config.gcc (powerpc-*-linux*): Merge variants.
23858 2009-04-02 Chao-ying Fu <fu@mips.com>
23859 James Grosbach <james.grosbach@microchip.com>
23861 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23862 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23864 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23865 keep_interrupts_masked_p, use_debug_exception_return_p.
23866 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23867 keep_interrupts_masked, use_debug_exception_return.
23868 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23869 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23871 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23872 (mips_print_operand): Process COP0 registers to print $0 .. $31
23873 correctly for GAS to process.
23874 (mips_interrupt_extra_call_saved_reg_p): New function.
23875 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23877 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23878 (mips_compute_frame_info): Add supports for interrupt context that
23879 includes doubleword accumulators and COP0 registers.
23880 (mips_for_each_saved_acc): New function.
23881 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23882 mips_for_each_saved_reg.
23883 (mips_save_reg): Save accumulators.
23884 (mips_kernel_reg_p): A new for_each_rtx callback.
23885 (mips_expand_prologue): Support interrupt handlers.
23886 (mips_restore_reg): Restore accumulators.
23887 (mips_expand_epilogue): Support interrupt handlers.
23888 (mips_can_use_return_insn): Return false for interrupt handlers.
23889 (mips_epilogue_uses): New function.
23890 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23891 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23892 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23893 cop0_move): New instructions.
23894 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23895 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23897 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23899 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23900 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23901 interrupt handlers, we use K0 as the temporary register.
23902 (EPILOGUE_USES): Change to a function call.
23903 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23904 handlers, we use K0 as the temporary register.
23906 * doc/extend.texi (Function Attributes): Document interrupt,
23907 use_shadow_register_set, keep_interrupts_masked,
23908 use_debug_exception_return for MIPS attributes.
23910 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23912 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23913 Remove a number of t-files from tmake_file.
23914 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23915 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23916 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23917 target_prototype, not TARGET_PROTOTYPE.
23918 (LINK_OS_GNU_SPEC): Define.
23919 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23920 and darwin-ldoubdle.c.
23922 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23925 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23926 (cpp_options): Ditto.
23927 (default_compilers): Ditto.
23928 (display_help): Ditto.
23929 (process_command): Ditto.
23930 (do_spec_1): Ditto.
23931 (set_input): Use lbasename instead of duplicate code.
23932 (save_temps_prefix): New static for -save-temps=obj.
23933 (save_temps_length): Ditto.
23935 * doc/invoke.texi (-save-temps=obj): Document new variant to
23936 -save-temps switch.
23938 2009-04-02 Jeff Law <law@redhat.com>
23940 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23943 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23945 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23946 * configure: Regenerated.
23948 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23950 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23951 share the argument list.
23953 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23957 2009-02-12 Diego Novillo <dnovillo@google.com>
23959 * varpool.c (debug_varpool): New.
23960 * cgraph.h (debug_varpool): Declare.
23962 2009-04-02 Jan Hubicka <jh@suse.cz>
23964 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23967 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23969 * config/i386/i386.c (ix86_abi): Move initialization to ...
23970 (override_options): Here.
23972 2009-04-02 Christian Bruel <christian.bruel@st.com>
23974 * config/sh/sh.c (sh_dwarf_register_span): New function.
23975 (TARGET_DWARF_REGISTER_SPAN): Define.
23976 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23978 2009-04-02 Ira Rosen <irar@il.ibm.com>
23980 PR tree-optimization/39595
23981 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23982 interleaved loads group is not greater than the SLP group size.
23984 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23986 * builtins.c (is_builtin_name): New.
23987 (called_as_built_in): Use is_builtin_name.
23988 * tree.h (is_builtin_name): New.
23989 * varasm.c (incorporeal_function_p): Use is_builtin_name
23991 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23993 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23995 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23998 * c-decl.c (clone_underlying_type): Move this ...
23999 * c-common.c (set_underlying_type): ... here.
24000 Also, make sure the function properly sets TYPE_STUB_DECL() on
24001 the newly created typedef variant type.
24002 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24003 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24006 2009-04-02 Richard Guenther <rguenther@suse.de>
24008 PR tree-optimization/37221
24009 * tree-flow.h (degenerate_phi_result): Declare.
24010 * tree-ssa-dom.c (degenerate_phi_result): Export.
24011 * tree-scalar-evolution.c (analyze_initial_condition): If
24012 the initial condition is defined by a degenerate PHI node
24013 use the degenerate value.
24015 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24017 PR rtl-optimization/39588
24018 * combine.c (merge_outer_ops): Do not set the constant when this
24020 (simplify_shift_const_1): Do not modify it either in this case.
24022 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24024 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24025 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24027 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24030 * c-lex.c (interpret_float): Default (no suffix) is double.
24032 2009-04-1 Xinliang David Li <davidxl@google.com>
24034 * config/i386/i386.c (legitimate_constant_p): Recognize
24035 all one vector constant.
24037 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24039 * config/vax/vax.c: Add #includes to silence warnings.
24040 Change #include order to silence two warnings.
24042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24044 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24045 (ASM_SPEC): Pass -k to the assembler for PIC code.
24047 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24049 * config.gcc: Add vax-*-linux* to the switch.
24050 * config/vax/linux.h: New file. (TARGET_VERSION,
24051 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24053 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24055 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24056 Use predicate macros instead of GET_CODE() == foo.
24057 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24058 ashlsi3, rotrsi3, <unnamed>): Likewise.
24060 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24062 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24063 jbbccihi, jbbccisi): Remova trailing whitespace.
24064 * config/vax/constraints.md: Likewise.
24065 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24066 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24067 * config/vax/predicates.md: Likewise.
24068 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24069 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24070 * config/vax/vax.h: Likewise.
24071 * config/vax/vax.md (nonlocal_goto): Likewise.
24073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24075 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24076 (indirectable_address_p, adjacent_operands_p): Add spaces around
24078 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24080 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24082 * config/vax/vax.c (legitimate_constant_address_p,
24083 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24084 index_term_p, reg_plus_index_p, legitimate_address_p,
24085 vax_mode_dependent_address_p): Update comments to match functions
24086 modified by the recent int->bool conversion.
24088 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24090 * config/vax/builtins.md: Update copyright message.
24091 * config/vax/constraints.md: Likewise.
24092 * config/vax/netbsd-elf.h: Likewise.
24093 * config/vax/predicates.md: Likewise.
24094 * config/vax/vax-protos.h: Likewise.
24095 * config/vax/vax.c: Likewise.
24096 * config/vax/vax.h: Likewise.
24097 * config/vax/vax.md: Likewise.
24098 * config/vax/vax.opt: Likewise.
24100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24102 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24103 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24104 * config/vax/constraints.md (B, R): Likewise.
24105 * config/vax/predicates.md (external_memory_operand,
24106 nonimmediate_addsub_di_operand): Likewise.
24107 * config/vax/vax.c (vax_output_int_add): Likewise.
24108 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24109 untyped_call): Likewise.
24111 2009-04-01 Matt Thomas <matt@3am-software.com>
24113 * config/vax/predicates.md: New file.
24114 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24115 external_const_operand, nonsymbolic_operand, external_memory_operand,
24116 indirect_memory_operand, indexed_memory_operand,
24117 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24118 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24120 * config/vax/constraints.md: New file.
24121 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24123 * config/vax/builtins.md: New file.
24124 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24125 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24127 * config/vax/vax.opt (mqmath): Add option.
24128 * config/vax/vax.md (isfx): Extend with DI.
24129 (VAXintQH, VAXintQHSD): Define.
24130 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24131 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24132 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24133 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24134 (movdi): Update constraints and use vax_output_int_move().
24135 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24136 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24137 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24138 nonlocal_goto): New.
24139 (mov<mode>): Extend accepted operand types.
24140 (subdi3_old): Rename from subdi3, change update constraints and use
24141 a new implementation.
24142 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24143 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24144 MOVE_RATIO, CLEAR_RATIO): Define.
24145 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24146 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24147 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24148 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24149 (split_quadword_operands): Make static and really allow variable
24151 (print_operand_address): Update for PIC generation.
24152 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24153 indexable_address_p, fixup_mathdi_operand,
24154 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24155 (vax_float_literal, legitimate_constant_p,
24156 indirectable_constant_address_p, index_term_p,
24157 reg_plus_index_p): Return bool instead of int.
24158 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24160 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24162 (vax_output_conditional_branch): Indent.
24163 (legitimate_constant_address_p, indirectable_constant_address_p,
24164 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24165 vax_mode_dependent_address_p): Return bool instead of int, update for
24167 * config/vax/vax-protos.h (legitimate_constant_address_p,
24168 legitimate_constant_p, legitimate_address_p,
24169 vax_mode_dependent_address_p): Change declaration to bool.
24170 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24171 vax_expand_addsub_di_operands, vax_output_int_subtract,
24172 vax_output_movmemsi): Declare.
24173 (split_quadword_operands, vax_float_literal): Delete declaration.
24174 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24175 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24176 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24177 ASM_OUTPUT_DWARF_PCREL): Define.
24178 (ASM_SPEC): Change definition to allow PIC generation.
24180 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24182 * doc/sourcebuild.texi: Update front-end requirements.
24184 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24187 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24188 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24189 (booldi3_internal3): Use boolean_or_operator instead of
24192 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24195 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24196 declarator whose size is not an integer constant expression but
24197 folds to an integer constant, then treat it as a constant
24200 2009-04-01 Richard Guenther <rguenther@suse.de>
24202 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24203 i * 4 + 2 to (i * 2 + 1) * 2.
24205 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24208 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24209 return if c_parser_asm_string_literal returned NULL.
24211 2009-04-01 Nick Clifton <nickc@redhat.com>
24213 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24215 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24216 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24217 other typedefs to avoid conflicts with libgcc2.c. Define labels
24218 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24220 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24221 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24224 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24226 * varasm.c (default_function_rodata_section): Declare DOT as
24229 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24230 Andrey Galkin <agalkin@hypercom.com>
24233 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24234 Make object_name unique for each process.
24236 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24239 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24240 addressable variables in the parallel that could go out of scope while
24241 running queued tasks.
24243 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24245 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24246 (CASE_VALUES_THRESHOLD): Redefine.
24247 * config/avr/avr.c (avr_override_options): Remove initialization of
24248 avr_case_values_threshold variable.
24249 (avr_case_values_threshold): Remove variable. Add new function.
24250 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24251 * config/avr/avr.opt (mno-tablejump): Remove option.
24252 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24254 2009-04-01 DJ Delorie <dj@redhat.com>
24256 * varasm.c (default_function_rodata_section): Don't assume
24257 anything about where the first '.' in the section name is.
24259 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24261 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24262 rs6000_emit_stack_tie.
24264 2009-03-31 Ian Lance Taylor <iant@google.com>
24266 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24267 gimple_code with GIMPLE_RESX, not RESX.
24269 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24271 * c-common.c (c_get_ident): New.
24272 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24274 2009-04-01 Ben Elliston <bje@au.ibm.com>
24276 * config/rs6000/sysv4.opt (msdata): Improve option description.
24278 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24280 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24281 (divdf3_internal_lat): Remove.
24282 (divxf3_internal_lat): Remove.
24283 (divxf3_internal_thr): Remove.
24284 (divxf): Use divxf3_internal.
24285 * config/ia64/div.md (divsf3_internal_lat): New.
24286 (divdf3_internal_lat): New.
24287 (divxf3_internal): New.
24289 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24292 * Makefile.in (USE_GCC_STDINT): Define.
24293 (stmp-int-hdrs): Install stdint.h if applicable.
24294 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24296 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24297 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24298 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24299 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24300 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24301 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24302 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24303 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24304 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24305 (c_common_nodes_and_builtins): Initialize
24306 underlying_wchar_type_node. Do not initialize
24307 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24308 nodes for new types.
24309 (c_stddef_cpp_builtins): Define macros for new types.
24310 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24312 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24313 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24314 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24315 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24316 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24317 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24318 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24319 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24320 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24321 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24322 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24323 int16_type_node, int32_type_node, int64_type_node,
24324 uint8_type_node, uint16_type_node, c_uint32_type_node,
24325 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24326 int_least32_type_node, int_least64_type_node,
24327 uint_least8_type_node, uint_least16_type_node,
24328 uint_least32_type_node, uint_least64_type_node,
24329 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24330 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24331 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24332 uintptr_type_node): Define.
24333 * c-cppbuiltin.c (builtin_define_constants,
24334 builtin_define_type_minmax): New.
24335 (builtin_define_stdint_macros): Define more macros.
24336 (c_cpp_builtins): Define more limit macros.
24337 (type_suffix): New.
24338 (builtin_define_type_max): Define in terms of
24339 builtin_define_type_minmax. Remove is_long parameter. All
24341 * config.gcc (use_gcc_stdint): Define.
24342 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24343 Add newlib-stdint.h for generic targets.
24344 * config/glibc-stdint.h, config/newlib-stdint.h,
24345 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24346 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24347 * config/score/score.h (UINTPTR_TYPE): Define.
24348 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24349 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24350 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24351 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24352 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24353 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24354 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24355 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24356 * config/spu/spu.h (STDINT_LONG32): Define.
24357 * configure.ac (use_gcc_stdint): Substitute.
24358 * configure: Regenerate.
24359 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24360 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24361 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24362 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24363 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24364 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24365 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24366 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24367 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24368 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24369 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24370 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24371 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24372 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24373 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24374 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24375 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24376 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24377 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24378 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24379 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24380 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24381 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24382 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24383 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24384 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24385 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24386 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24387 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24389 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24391 * loop-iv.c (suitable_set_for_replacement): Renamed from
24392 simplify_using_assignment; changed to return bool and to accept new
24393 args DEST and SRC. Return true iff we find a source/destination pair
24394 that can be used to make a replacement, and fill SRC and DEST if so.
24395 Remove arg ALTERED. Don't deal with altered regs here. All callers
24397 (simplify_using_initial_values): Deal with altered regs here and track
24398 more precisely the effect they have on the validity of our expression.
24400 * loop-iv.c (simplify_using_condition): A condition of the form
24401 (EQ REG CONST) can be used to simply make a substitution.
24402 (simplify_using_initial_values): Keep track of conditions we have seen
24403 and keep using them to simplify new expressions, while applying the
24404 same substitutions to them as to the expression.
24406 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24407 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24410 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24411 changed. Use this when trying to improve the upper bound.
24412 Generate the comparison by using simplify_gen_relational.
24414 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24416 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24418 (simplify_using_assignment, simplify_using_initial_values): Call
24419 replace_in_expr to make replacements. Call replace_single_def_regs
24420 once on the initial version of the expression.
24422 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24425 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24427 2009-03-31 Richard Guenther <rguenther@suse.de>
24429 PR middle-end/31029
24430 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24431 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24433 2009-03-31 Richard Guenther <rguenther@suse.de>
24435 * tree.h (div_if_zero_remainder): Declare.
24436 * fold-const.c (div_if_zero_remainder): Export.
24437 * tree-ssa-forwprop.c
24438 (forward_propagate_addr_into_variable_array_index): Handle
24439 constant array index addition outside of the variable index.
24441 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24444 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24445 define_splits, floatunssi<mode>2): Require x87 conversions from
24446 DImode to be permitted.
24448 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24450 PR preprocessor/15638
24451 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24453 2009-03-31 Richard Guenther <rguenther@suse.de>
24455 PR middle-end/23401
24456 PR middle-end/27810
24457 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24458 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24459 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24460 a separate statement.
24461 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24462 (lookup_tmp_var): Likewise.
24463 (is_gimple_formal_tmp_or_call_rhs): Remove.
24464 (is_gimple_reg_or_call_rhs): Rename to ...
24465 (is_gimple_reg_rhs_or_call): ... this.
24466 (is_gimple_mem_or_call_rhs): Rename to ...
24467 (is_gimple_mem_rhs_or_call): ... this.
24468 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24469 DECL_GIMPLE_REG_P only if is_formal is true.
24470 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24471 for non-proper post-modify expression gimplification.
24472 (gimplify_self_mod_expr): For post-modify expressions gimplify
24473 the lvalue to a minimal lvalue.
24474 (rhs_predicate_for): Remove formal temp case.
24475 (gimplify_modify_expr_rhs): Likewise.
24476 (gimplify_addr_expr): Use is_gimple_reg.
24477 (gimplify_expr): Remove formal temp cases.
24478 (gimple_regimplify_operands): Likewise.
24479 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24480 and FILTER_EXPR like constants.
24481 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24483 (is_gimple_formal_tmp_rhs): Remove.
24484 (is_gimple_reg_rhs): Remove special casing.
24485 (is_gimple_mem_rhs): Fix.
24486 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24487 (is_gimple_formal_tmp_var): Remove.
24488 (is_gimple_formal_tmp_reg): Likewise.
24489 (is_gimple_min_lval): Allow invariant component ref parts.
24490 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24491 is_gimple_formal_tmp_reg): Remove declarations.
24492 * tree-cfg.c (verify_expr): Verify that variables with address
24493 taken do not have DECL_GIMPLE_REG_P set.
24494 * tree-mudflap.c (mf_build_check_statement_for): Use
24495 force_gimple_operand instead of gimplify_expr.
24497 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24499 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24500 schedulable rows to compute_split_row.
24502 2009-03-31 Ben Elliston <bje@au.ibm.com>
24505 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24508 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24510 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24511 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24512 * configure: Regenerate.
24513 * config.in: Regenerate.
24514 * config/rs6000/rs6000.opt (mtls-markers): Add.
24515 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24516 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24517 (tls_ld_aix, tls_ld_sysv): Likewise.
24518 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24519 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24521 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24523 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24525 2009-03-30 Jan Hubicka <jh@suse.cz>
24527 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24529 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24530 detection and label handling.
24532 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24534 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24535 left_conflicts_size.
24536 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24537 ALLOCNO_LEFT_CONFLICTS_SIZE.
24539 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24540 remove_allocno_from_bucket_and_push,
24541 allocno_spill_priority_compare, push_allocnos_to_stack,
24542 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24543 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24544 (setup_allocno_left_conflicts_num): Ditto. Rename to
24545 setup_allocno_left_conflicts_size.
24546 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24547 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24548 setup_allocno_left_conflicts_size instead of
24549 setup_allocno_left_conflicts_num.
24551 * ira-build.c (ira_create_allocno): Use
24552 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24553 ALLOCNO_LEFT_CONFLICTS_NUM.
24555 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24557 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24558 instead of DF_LR_OUT.
24560 * ira-lives.c (process_bb_node_lives): Ditto.
24562 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24563 instead of DF_LR_{OUT,IN}.
24565 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24567 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24569 2009-03-30 Jan Hubicka <jh@suse.cz>
24571 * except.c (label_to_region_map): Fix thinko.
24573 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24575 PR middle-end/38237
24576 * tree.h (tree_find_value): New declaration.
24577 * tree.c (tree_find_value): New function.
24578 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24580 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24583 * c-decl.c (struct c_binding): Add locus field.
24584 (bind): Add locus argument, set locus field from it.
24585 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24586 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24587 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24588 implicitly_declare, undeclared_variable, lookup_label,
24589 declare_label, c_make_fname_decl, c_builtin_function,
24590 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24593 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24596 * config/i386/i386.c (classify_argument): Check total size of
24599 2009-03-30 Martin Jambor <mjambor@suse.cz>
24601 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24602 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24603 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24606 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24607 seen_variable_array_ref while also traversing a union.
24609 * tree-inline.c (optimize_inline_calls): Do not call
24610 cgraph_node_remove_callees.
24611 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24612 (pass_remove_cgraph_callee_edges): New variable.
24613 * passes.c (init_optimization_passes): Add
24614 pass_remove_cgraph_callee_edges after early inlining and before all
24615 late intraprocedural passes.
24617 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24619 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24621 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24622 Fix typos in names.
24624 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24626 * combine.c (simplify_comparison): Use have_insn_for.
24627 * dojump.c (do_jump): Likewise.
24629 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24631 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24632 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24633 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24634 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24635 instead of sparc_compare_emitted.
24636 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24637 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24638 instead of sparc_compare_emitted.
24640 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24642 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24643 enter/exit cfglayout mode.
24644 (pass_partition_block): Require it.
24645 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24646 (combine_instructions): Track basic blocks instead of labels.
24647 (update_cfg_for_uncondjump): New.
24648 (try_combine): Use it. Update jumps after rescanning.
24649 (pass_combine): Require PROP_cfglayout.
24650 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24652 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24654 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24655 Provide/destroy PROP_cfglayout respectively.
24656 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24657 * tree-pass.h (PROP_cfglayout): New.
24659 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24661 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24662 fold_convert_const_fixed_from_fixed,
24663 fold_convert_const_fixed_from_int,
24664 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24665 set TREE_CONSTANT_OVERFLOW.
24666 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24667 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24669 2009-03-30 Ira Rosen <irar@il.ibm.com>
24671 * tree-vect-loop-manip.c: New file.
24672 * tree-vectorizer.c: Update documentation and included files.
24673 (vect_loop_location): Make extern.
24674 (rename_use_op): Move to tree-vect-loop-manip.c
24675 (rename_variables_in_bb, rename_variables_in_loop,
24676 slpeel_update_phis_for_duplicate_loop,
24677 slpeel_update_phi_nodes_for_guard1,
24678 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24679 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24680 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24681 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24682 find_loop_location): Likewise.
24683 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24684 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24685 get_vectype_for_scalar_type, vect_is_simple_use,
24686 supportable_widening_operation, supportable_narrowing_operation):
24688 (bb_in_loop_p): Move to tree-vect-loop.c.
24689 (new_loop_vec_info, destroy_loop_vec_info,
24690 reduction_code_for_scalar_code, report_vect_op,
24691 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24692 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24693 (vect_supportable_dr_alignment): Likewise.
24694 * tree-vectorizer.h (tree-data-ref.h): Include.
24695 (vect_loop_location): Declare.
24696 Reorganize function declarations according to the new file structure.
24697 * tree-vect-loop.c: New file.
24698 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24699 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24700 * tree-vect-data-refs.c: New file.
24701 * tree-vect-patterns.c (timevar.h): Don't include.
24702 * tree-vect-stmts.c: New file.
24703 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24704 tree-vect-slp.c, tree-vect-loop.c.
24705 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24706 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24707 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24708 (tree-vect-analyze.o): Remove.
24709 (tree-vect-transform.o): Likewise.
24710 (tree-vect-data-refs.o): Add rule.
24711 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24712 tree-vect-slp.o): Likewise.
24713 (tree-vect-patterns.o): Remove redundant dependencies.
24714 (tree-vectorizer.o): Likewise.
24715 * tree-vect-slp.c: New file.
24717 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24719 * optc-gen.awk: Warn if an option flag has multiple different
24722 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24724 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24725 -floop-block): Document dependences on PPL, CLooG and Graphite.
24727 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24729 PR rtl-optimization/323
24730 * c-common.c (c_fully_fold, convert_and_check,
24731 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24732 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24733 * c-common.def (EXCESS_PRECISION_EXPR): New.
24734 * c-cppbuiltin.c (builtin_define_float_constants): Define
24735 constants with enough digits for long double.
24736 * c-lex.c (interpret_float): Interpret constant with excess
24737 precision where appropriate.
24738 * c-opts.c (c_common_post_options): Set
24739 flag_excess_precision_cmdline. Give an error for
24740 -fexcess-precision=standard for C++ for processors where the
24741 option is significant.
24742 * c-parser.c (c_parser_conditional_expression): Handle excess
24743 precision in condition.
24744 * c-typeck.c (convert_arguments): Handle arguments with excess
24746 (build_unary_op): Move excess precision outside operation.
24747 (build_conditional_expr): Likewise.
24748 (build_compound_expr): Likewise.
24749 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24750 (build_modify_expr): Handle excess precision in RHS.
24751 (convert_for_assignment): Handle excess precision in converted
24753 (digest_init, output_init_element, process_init_element): Handle
24754 excess precision in initializer.
24755 (c_finish_return): Handle excess precision in return value.
24756 (build_binary_op): Handle excess precision in operands and add
24757 excess precision as needed for operation.
24758 * common.opt (-fexcess-precision=): New option.
24759 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24760 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24761 For standard excess precision, output explicit conversion to and
24762 truncation from XFmode.
24763 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24764 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24765 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24766 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24767 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24768 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24769 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24770 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24771 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24772 define_splits, sqrt<mode>2): Disable where appropriate for
24773 standard excess precision.
24774 * convert.c (convert_to_real): Do not shorten arithmetic to type
24775 for which excess precision would be used.
24776 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24777 * doc/invoke.texi (-fexcess-precision=): Document option.
24778 (-mfpmath=): Correct index entry.
24779 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24780 flag_excess_precision): New.
24781 * langhooks.c (lhd_post_options): Set
24782 flag_excess_precision_cmdline.
24783 * opts.c (common_handle_option): Handle -fexcess-precision=.
24784 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24785 init_excess_precision): New.
24786 (lang_dependent_init_target): Call init_excess_precision.
24787 * tree.c (excess_precision_type): New.
24788 * tree.h (excess_precision_type): Declare.
24790 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24793 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24794 non-lvalue to component.
24796 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24798 PR preprocessor/34695
24799 * Makefile.in (c-opts.o): Depend on c-tree.h.
24800 * c-common.c: Move down include of diagnostic.h.
24801 (done_lexing, c_cpp_error): New.
24802 * c-common.h (done_lexing): Declare.
24803 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24805 * c-opts.c: Include c-tree.h.
24806 (c_common_init_options): Set preprocessor error callback.
24807 (c_common_handle_option): Do not set preprocessor
24808 inhibit_warnings, warnings_are_errors, warn_system_headers,
24809 pedantic_errors or inhibit_warnings flags.
24810 (c_common_post_options): Do not check cpp_errors (parse_in).
24811 (c_common_finish): Do not output dependencies if there were
24812 errors. Do not check return value of cpp_finish.
24813 * c-ppoutput.c (pp_file_change): Set input_location.
24814 * c-tree.h (c_cpp_error): Declare.
24815 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24817 (diagnostic_build_prefix): Check override_column.
24818 * diagnostic.h (diagnostic_info): Add override_column field.
24819 (diagnostic_override_column): Define.
24821 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24823 * c-common.c (c_expand_expr, c_staticp): Remove.
24824 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24825 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24826 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24827 * c-gimplify.c (gimplify_compound_literal_expr,
24828 optimize_compound_literals_in_ctor): Remove.
24829 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24830 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24831 * c-semantics.c (emit_local_var): Remove.
24833 * langhooks-def.h (lhd_expand_expr): Remove.
24834 * langhooks.c (lhd_expand_expr): Remove.
24835 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24837 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24838 handling from c-semantics.c; don't call into langhook.
24839 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24840 * gimplify.c (gimplify_compound_literal_expr,
24841 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24842 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24843 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24844 as was done in c-gimplify.c.
24845 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24846 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24847 Move from c-common.h.
24848 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24850 * tree.c (staticp): Do not call langhook.
24851 * langhooks.c (lhd_staticp): Delete.
24852 * langhooks-def.h (lhd_staticp): Delete prototype.
24853 (LANG_HOOKS_STATICP): Delete.
24854 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24856 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24857 instead of DECL_STMTs.
24859 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24867 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24869 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24870 contained expression.
24871 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24872 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24873 conditional expressions for C.
24874 (decl_constant_value_for_optimization): Move from
24875 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24876 whether optimizing and that the expression is a VAR_DECL not of
24877 array type instead of doing such checks in the caller. Do not
24878 check pedantic. Call gcc_unreachable for C++.
24879 * c-common.def (C_MAYBE_CONST_EXPR): New.
24880 * c-common.h (c_fully_fold, c_save_expr,
24881 decl_constant_value_for_optimization): New prototypes.
24882 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24883 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24884 EXPR_INT_CONST_OPERANDS): Define.
24885 * c-convert.c (convert): Strip nops from expression.
24886 * c-decl.c (groktypename): Take extra parameters expr and
24887 expr_const_operands. Update call to grokdeclarator.
24888 (start_decl): Update call to grokdeclarator. Add statement for
24889 expressions used in type of decl.
24890 (grokparm): Update call to grokdeclarator.
24891 (push_parm_decl): Update call to grokdeclarator.
24892 (build_compound_literal): Add parameter non_const and build a
24893 C_MAYBE_COSNT_EXPR if applicable.
24894 (grokdeclarator): Take extra parameters expr and
24895 expr_const_operands. Track expressions used in declaration
24896 specifiers and declarators. Fold array sizes and track whether
24897 they are constant expressions and whether they are integer
24898 constant expressions.
24899 (parser_xref_tag): Set expr and expr_const_operands fields in
24901 (grokfield): Update call to grokdeclarator.
24902 (start_function): Update call to grokdeclarator.
24903 (build_null_declspecs): Set expr and expr_const_operands fields in
24905 (declspecs_add_type): Handle expressions in typeof specifiers.
24906 * c-parser.c (c_parser_declspecs): Set expr and
24907 expr_const_operands fields for declaration specifiers.
24908 (c_parser_enum_specifier): Likewise.
24909 (c_parser_struct_or_union_specifier): Likewise.
24910 (c_parser_typeof_specifier): Likewise. Update call to
24911 groktypename. Fold expression as needed. Return expressions with
24912 type instead of adding statements.
24913 (c_parser_attributes): Update calls to c_parser_expr_list.
24914 (c_parser_statement_after_labels): Fold expression before passing
24915 to objc_build_throw_stmt.
24916 (c_parser_condition): Fold expression.
24917 (c_parser_asm_operands): Fold expression.
24918 (c_parser_conditional_expression): Use c_save_expr. Update call
24919 to build_conditional_expr.
24920 (c_parser_alignof_expression): Update call to groktypename.
24921 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24922 original_code. Fold expression argument of va_arg. Create
24923 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24924 argument to va_arg. Update calls to groktypename. Fold array
24925 index for offsetof. Verify that first argument to
24926 __builtin_choose_expr has integer type.
24927 (c_parser_postfix_expression_after_paren_type): Update calls to
24928 groktypename and build_compound_literal. Handle expressions with
24929 side effects in type name.
24930 (c_parser_postfix_expression_after_primary): Update call to
24931 c_parser_expr_list. Set original_code for calls to
24932 __builtin_constant_p.
24933 (c_parser_expr_list): Take extra parameter fold_p. Fold
24934 expressions if requested.
24935 (c_parser_objc_type_name): Update call to groktypename.
24936 (c_parser_objc_synchronized_statement): Fold expression.
24937 (c_parser_objc_receiver): Fold expression.
24938 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24939 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24940 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24941 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24942 (struct c_typespec): Add elements expr and expr_const_operands.
24943 (struct c_declspecs): Add elements expr and expr_const_operands.
24944 (groktypename, build_conditional_expr, build_compound_literal):
24946 (in_late_binary_op): Declare.
24947 * c-typeck.c (note_integer_operands): New function.
24948 (in_late_binary_op): New variable.
24949 (decl_constant_value_for_broken_optimization): Move to c-common.c
24950 and rename to decl_constant_value_for_optimization.
24951 (default_function_array_conversion): Do not strip nops.
24952 (default_conversion): Do not call
24953 decl_constant_value_for_broken_optimization.
24954 (build_array_ref): Do not fold result.
24955 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24956 result when operand is a VLA.
24957 (c_expr_sizeof_type): Update call to groktypename. Handle
24958 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24959 result when operand names a VLA type.
24960 (build_function_call): Update call to build_compound_literal.
24961 Only fold result for calls to __builtin_* functions. Strip
24962 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24963 the function designator.
24964 (convert_arguments): Fold arguments. Update call to
24965 convert_for_assignment.
24966 (build_unary_op): Handle increment and decrement of
24967 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24968 decrement earlier. Fold operand of increment and decrement.
24969 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24970 built for integer operand. Wrap returns that are INTEGER_CSTs
24971 without being integer constant expressions or that have integer
24972 constant operands without being INTEGER_CSTs.
24973 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24974 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24975 result is an integer constant expression or can be used in
24976 unevaluated parts of one and avoid folding and wrap as
24977 appropriate. Fold operands before possibly doing -Wsign-compare
24979 (build_compound_expr): Wrap result for C99 if operands can be used
24980 in integer constant expressions.
24981 (build_c_cast): Update call to digest_init. Do not ignore
24982 overflow from casting floating-point constants to integers. Wrap
24983 results that could be confused with integer constant expressions,
24984 null pointer constants or floating-point constants.
24985 (c_cast_expr): Update call to groktypename. Handle expressions
24986 included in type name.
24987 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24988 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24989 Update calls to convert_for_assignment.
24990 (convert_for_assignment): Take new parameter
24991 null_pointer_constant. Do not strip nops or call
24992 decl_constant_value_for_broken_optimization. Set
24993 in_late_binary_op for conversions to boolean.
24994 (store_init_value): Update call to digest_init.
24995 (digest_init): Take new parameter null_pointer_constant. Do not
24996 call decl_constant_value_for_broken_optimization. pedwarn for
24997 initializers not constant expressions. Update calls to
24998 convert_for_assignment.
24999 (constructor_nonconst): New.
25000 (struct constructor_stack): Add nonconst element.
25001 (really_start_incremental_init, push_init_level, pop_init_level):
25002 Handle constructor_nonconst and nonconst element.
25003 (set_init_index): Call constant_expression_warning for array
25005 (output_init_element): Fold value. Set constructor_nonconst as
25006 applicable. pedwarn for initializers not constant expressions.
25007 Update call to digest_init. Call constant_expression_warning
25008 where constant initializers are required.
25009 (process_init_element): Use c_save_expr.
25010 (c_finish_goto_ptr): Fold expression.
25011 (c_finish_return): Fold return value. Update call to
25012 convert_for_assignment.
25013 (c_start_case): Fold switch expression.
25014 (c_process_expr_stmt): Fold expression.
25015 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25016 ensure statement expression is not evaluated in constant expression.
25017 (build_binary_op): Track whether results are integer constant
25018 expressions or may occur in such, disable folding and wrap results
25019 as applicable. Fold operands for -Wsign-compare warnings unless
25021 (c_objc_common_truthvalue_conversion): Handle results folded to
25022 integer constants that are not integer constant expressions.
25023 * doc/extend.texi: Document when typeof operands are evaluated,
25024 that condition of __builtin_choose_expr is an integer constant
25025 expression, and more about use of __builtin_constant_p in
25028 2009-03-29 Richard Guenther <rguenther@suse.de>
25030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25031 propagate addresses of array references.
25033 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25035 * regmove.c (perhaps_ends_bb_p): Remove.
25036 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25037 from INSN and check that the main loop stays within that basic block.
25038 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25039 (regmove_forward_pass): Split out from regmove_optimize. Use
25040 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25041 (regmove_backward_pass): Split out from regmove_optimize. Use
25042 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25043 (regmove_optimize): Simplify.
25045 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25048 * config/i386/i386.c (classify_argument): Ignore flexible array
25049 member in struct and warn ABI change.
25051 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25053 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25055 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25056 (ix86_adjust_cost): Updated.
25058 2009-03-29 Jan Hubicka <jh@suse.cz>
25060 PR middle-end/28850
25061 * tree-pass.h (pass_cleanup_eh): New function.
25062 (remove_unreachable_regions): Break code handling RTL
25063 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25064 that can not be reached by runtime.
25065 (can_be_reached_by_runtime): New function.
25066 (label_to_region_map): New function.
25067 (num_eh_regions): New function.
25068 (rtl_remove_unreachable_regions): New function.
25069 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25070 (remove_eh_region): New function.
25071 * except.h: Include sbitmap and vecprim.
25072 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25073 num_eh_regions): Declare.
25074 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25075 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25076 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25077 (tree_empty_eh_handler_p): New function.
25078 (cleanup_empty_eh): New function.
25079 (cleanup_eh): New function.
25080 (pass_cleanup_eh): New function.
25082 2009-03-29 Jan Hubicka <jh@suse.cz>
25084 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25085 for removed regions.
25087 2009-03-29 Jan Hubicka <jh@suse.cz>
25089 * except.c (dump_eh_tree): Dump all datastructures.
25091 2009-03-29 Jan Hubicka <jh@suse.cz>
25093 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25094 (duplicate_eh_regions_1): Likewise.
25095 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25096 vector; call EH verification.
25097 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25098 Be ready for region being removed.
25100 2009-03-29 Jan Hubicka <jh@suse.cz>
25102 * bitmap.c (bitmap_last_set_bit): New function.
25103 * bitmap.h (bitmap_last_set_bit): Declare.
25105 2009-03-29 David Ayers <ayers@fsfe.org>
25108 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25109 by calling objc_compare_types and surpress warnings about
25110 incompatible C pointers that are compatible ObjC pointers.
25112 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25114 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25115 call initialize_inline_failed.
25116 (initialize_inline_failed): Move it from here ...
25117 * cgraph.c (initialize_inline_failed): ... to here.
25118 (cgraph_create_edge): Call initialize_inline_failed rather than
25119 setting inline_failed directly.
25121 2009-03-29 Ben Elliston <bje@au.ibm.com>
25124 * sysv4.opt (msdata): Improve comment.
25125 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25126 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25128 2009-03-29 Ben Elliston <bje@au.ibm.com>
25131 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25132 load and store attributes.
25134 2009-03-29 Ben Elliston <bje@au.ibm.com>
25136 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25137 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25138 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25139 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25140 __builtin_infq and __builtin_huge_valq.
25142 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25144 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25146 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25147 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25149 2009-03-28 Xinliang David Li <davidxl@google.com>
25151 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25152 (do_dbg_cnt): New function.
25154 2009-03-28 Jan Hubicka <jh@suse.cz>
25156 Merge from pretty-ipa:
25158 2009-03-27 Jan Hubicka <jh@suse.cz>
25160 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25161 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25162 * passes.c (function_called_by_processed_nodes_p): New.
25163 * ipa-pure-const.c (check_call): Fix handling of operands.
25164 (analyze_function): Dump debug output for skipped bodies.
25165 (local_pure_const): Use function_called_by_processed_nodes_p.
25166 * dwarf2out.c (reference_to_unused): Use output.
25167 * passes.c (do_per_function_toporder): Likewise.
25169 2008-11-12 Jan Hubicka <jh@suse.cz>
25171 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25172 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25173 state_set_in_source enum
25174 (check_decl): Ignore memory tags; do not set fake looping flags;
25176 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25177 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25178 (check_call, analyze_function): Rewrite.
25180 (add_new_function): Update call of analyze_function.
25181 (generate_summary): Add call of analyze_function.
25182 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25183 (local_pure_const): New function.
25184 (pass_local_pure_const): New pass.
25185 * ipa-inline.c (inline_transform): Set after_inlining.
25186 * tree-eh.c (stmt_can_throw_external): New.
25187 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25188 work with aliasing built.
25189 * tree-flow.h (stmt_can_throw_external): New.
25190 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25191 and local pure/const pass in early and late optimization queue.
25193 2009-03-28 Martin Jambor <mjambor@suse.cz>
25195 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25197 (fold_binary): Allow function decl aligment consideration is the
25198 second argument is integer constant one.
25199 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25200 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25201 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25203 2009-03-28 Jan Hubicka <jh@suse.cz>
25205 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25206 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25207 * function.h (rtl_data): Add nothrow flag.
25208 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25209 set DECL_NOTHROW for AVAILABLE functions.
25211 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25213 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25214 following vector keyword has expansion starting with pixel or bool
25215 keyword, expand vector to __vector and pixel or bool to __pixel or
25219 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25220 warn_if_disallowed_function_p): Removed.
25221 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25222 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25223 warning_if_disallowed_function_p.
25224 * flags.h (warn_if_disallowed_function_p,
25225 warn_disallowed_functions): Removed.
25226 * common.opt (Wdisallowed-function-list=): Removed.
25227 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25229 2009-03-28 Richard Guenther <rguenther@suse.de>
25231 PR tree-optimization/38723
25232 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25235 2009-03-28 Jan Hubicka <jh@suse.cz>
25237 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25238 test introduced by my previous patch.
25240 2009-03-28 Richard Guenther <rguenther@suse.de>
25242 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25243 the PHIs value undefined.
25245 2009-03-28 Jan Hubicka <jh@suse.cz>
25247 * tree-pass.h (pass_fixup_cfg): New pass.
25248 * ipa-inline.c (inline_transform): Set
25249 always_inline_functions_inlined/after_inlining.
25250 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25251 (pass_fixup_cfg): New pass.
25252 * passes.c (init_optimization_passes): Add fixup_cfg.
25254 2009-03-28 Richard Guenther <rguenther@suse.de>
25256 PR tree-optimization/38458
25257 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25258 argument use the arguments copy-of value.
25260 2009-03-28 Richard Guenther <rguenther@suse.de>
25262 PR tree-optimization/38180
25263 * tree-ssa-ccp.c (get_default_value): Simplify.
25264 (likely_value): Likewise.
25265 (surely_varying_stmt_p): Properly handle VOP case.
25266 (ccp_initialize): Likewise.
25267 (ccp_fold): Handle propagating through *&.
25268 (fold_const_aggregate_ref): Also handle decls.
25270 2009-03-28 Jan Hubicka <jh@suse.cz>
25272 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25273 * cgraph.h (cgraph_node): Likewise.
25274 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25275 (cgraph_reset_node): Use process flag.
25276 (cgraph_mark_functions_to_output): Likewise.
25277 (cgraph_expand_function): Likewise.
25278 (cgraph_expand_all_functions): Likewise.
25279 (cgraph_output_in_order): Likewise.
25280 * dwarf2out.c (reference_to_unused): Likewise.
25281 * passes.c do_per_function_toporder): Likewise.
25283 2009-03-28 Jan Hubicka <jh@suse.cz>
25285 Bring from lto-branch:
25287 2008-09-03 Doug Kwan <dougkwan@google.com>
25289 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25290 enums instead of reason strings.
25291 * cgraph.c (cgraph_create_edge): Same.
25292 (cgraph_inline_failed_string): New function.
25293 * cgraph.h (cgraph_inline_failed_t): New enum type.
25294 (cgraph_inline_failed_string): New prototype.
25295 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25296 char pointer to cgraph_inline_failed_t.
25297 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25298 (cgraph_default_inline_p): Ditto.
25299 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25300 to cgraph_inline_failed_t pointer.
25301 * cif-code.def: New file.
25302 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25304 (cgraph_check_inline_limits): Change type of REASON to pointer to
25305 cgraph_inline_failed_t. Replace reason strings with enums.
25306 (cgraph_default_inline_p): Ditto.
25307 (cgraph_recursive_inlining_p): Ditto.
25308 (update_caller_keys): Change type of FAILED_REASON to
25309 cgraph_inline_failed_t.
25310 (cgraph_set_inline_failed): Change type of REASON to pointer to
25311 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25312 convert enums to strings for text output.
25313 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25314 to be of type cgraph_inline_failed_t. Replace reason strings with
25315 enums. Call cgraph_inline_failed_string to covert enums
25316 to strings for text output.
25317 (cgraph_decide_inlining): Replace reason strings with enums.
25318 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25319 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25321 * tree-inline.c (expand_call_inline): Change type of REASON
25322 to cgraph_inline_failed_t. Replace reason strings with enums.
25323 Call cgraph_inline_failed_string for text output.
25324 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25327 2009-03-28 Jan Hubicka <jh@suse.cz>
25329 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25330 cgraph_clone_node): Remove master clone handling.
25331 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25332 * cgraph.h (master_clone): Remove.
25333 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25334 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25335 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25337 2009-03-28 Jan Hubicka <jh@suse.cz>
25339 * cgraph.c (cgraph_function_body_availability): Functions declared
25340 inline are always safe to assume that it is not going to be replaced.
25342 2009-03-28 Richard Guenther <rguenther@suse.de>
25344 PR tree-optimization/38513
25345 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25346 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25347 EXC_PTR_EXPR and FILTER_EXPR.
25348 (get_ref_from_reference_ops): Likewise.
25350 2009-03-28 Richard Guenther <rguenther@suse.de>
25352 PR tree-optimization/38968
25353 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25354 Use FLOOR_MOD_EXPR to compute misalignment.
25356 2009-03-28 Richard Guenther <rguenther@suse.de>
25358 PR tree-optimization/37795
25359 * tree.h (combine_comparisons): Declare.
25360 * fold-const.c (combine_comparisons): Export.
25361 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25363 (ifcombine_iforif): Use combine_comparisons.
25365 2009-03-28 Jan Hubicka <jh@suse.cz>
25367 * tree-eh.c (inlinable_call_p): New function.
25368 (make_eh_edges): Use it.
25369 (verify_eh_edges): Use it.
25370 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25371 * except.c (reachable_next_level): Add inlinable_function argument
25372 (sjlj_find_directly_reachable_regions): Update.
25373 (add_reachable_handler): Do not set saw_any_handlers.
25374 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25375 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25376 Add new inlinable call parameter.
25377 (can_throw_internal, can_throw_external): Update.
25378 * except.h (can_throw_internal_1, can_throw_external_1,
25379 foreach_reachable_handler): Update declaration.
25381 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25383 * config/arm/t-arm-coff, config/h8300/coff.h,
25384 config/i386/i386-aout.h, config/i386/i386-coff.h,
25385 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25386 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25387 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25388 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25389 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25390 sys-types.h: Remove.
25391 * Makefile.in: Remove protoize and fixproto support and references
25393 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25394 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25396 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25397 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25398 unprotoize$(exeext).
25399 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25400 (.PHONY): Don't depend on proto.
25401 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25402 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25403 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25404 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25405 build/gen-protos.o, build/scan.o, xsys-protos.h,
25406 build/fix-header$(build_exeext), build/fix-header.o,
25407 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25408 stmp-install-fixproto): Remove.
25409 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25410 SYSCALLS.c or fixproto files.
25411 (install-common): Don't install protoize.
25412 (install-headers-tar, install-headers-cpio, install-headers-cp):
25413 Don't depend on $(STMP_FIXPROTO).
25414 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25415 install fixproto files or write out fixproto settings.
25416 (uninstall): Don't uninstall protoize.
25417 * config.gcc (use_fixproto): Remove.
25418 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25419 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25420 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25421 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25422 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25423 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25424 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25425 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25426 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25427 * config/t-vxworks (STMP_FIXPROTO): Remove.
25428 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25429 STMP_FIXPROTO): Remove.
25430 * config.in, configure: Regenerate.
25431 * crtstuff.c (gid_t, uid_t): Don't undefine.
25432 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25433 (arm-*-coff, arm-*-aout: Remove target entries.
25434 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25435 Remove mention of AIX 4.1.
25436 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25437 * doc/invoke.texi (Running Protoize): Remove.
25438 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25439 (Protoize Caveats): Remove.
25440 * tsystem.h: Update comments on headers assumed to exist.
25442 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25444 * genautomata.c: Add a new year to the copyright. Add a new
25446 (struct insn_reserv_decl): Add comments for member bypass_list.
25447 (find_bypass): Remove.
25448 (insert_bypass): New.
25449 (process_decls): Use insert_bypass.
25450 (output_internal_insn_latency_func): Output all bypasses with the
25451 same input insn in one switch case.
25453 * rtl.def (define_bypass): Describe bypass choice.
25454 * doc/md.texi (define_bypass): Ditto.
25456 2009-03-27 Richard Guenther <rguenther@suse.de>
25458 * gimplify.c (mark_addressable): Export.
25459 * tree-flow.h (mark_addressable): Declare.
25460 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25461 * tree-ssa.c (verify_phi_args): Verify that address taken
25462 variables have TREE_ADDRESSABLE set.
25464 2009-03-27 Richard Guenther <rguenther@suse.de>
25466 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25467 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25468 Do not mark decls TREE_ADDRESSABLE.
25469 (build_fold_addr_expr): Adjust.
25470 (fold_addr_expr): Remove.
25471 (fold_unary): Use build_fold_addr_expr.
25472 (fold_comparison): Likewise.
25473 (split_address_to_core_and_offset): Likewise.
25474 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25476 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25477 (gimplify_modify_expr_to_memcpy): Mark source and destination
25479 * omp-low.c (create_omp_child_function): Mark the object decl
25481 (lower_rec_input_clauses): Mark the var we take the address of
25483 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25485 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25487 PR middle-end/39315
25488 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25489 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25491 2009-03-27 Richard Guenther <rguenther@suse.de>
25493 PR tree-optimization/39120
25494 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25496 (handle_lhs_call): Process return constraints. Add escape
25497 constraints if necessary.
25498 (handle_const_call): Fill out return constraints. Make nested
25499 case more precise. Avoid consttmp if possible.
25500 (handle_pure_call): Fill out return constraints. Avoid
25501 callused if possible.
25502 (find_func_aliases): Simplify call handling.
25504 2009-03-27 Richard Guenther <rguenther@suse.de>
25506 PR tree-optimization/39120
25507 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25508 as a representative.
25509 (solve_graph): Do propagate CALLUSED.
25510 (handle_pure_call): Use a scalar constraint from CALLUSED for
25512 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25515 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25518 * c-common.c (handle_aligned_attribute): Properly check alignment
25519 overflow. Use (1U << i) instead of (1 << i).
25521 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25523 * expr.h (get_mem_align_offset): Updated.
25525 * tree.h (tree_decl_common): Change align to "unsigned int" and
25526 move it before pointer_alias_set.
25528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25529 Jakub Jelinek <jakub@redhat.com>
25532 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25533 gr_register_operand with gr_reg_or_0_operand.
25534 (cmpxchg_rel_di): Likewise.
25535 (sync_lock_test_and_set<mode>): Likewise.
25537 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25539 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25540 (true_regnum): Likewise.
25542 * rtlanal.c (subreg_info): Moved to ...
25543 * rtl.h (subreg_info): Here. New.
25544 (subreg_get_info): New.
25546 * rtlanal.c (subreg_get_info): Make it extern.
25548 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25551 * config/i386/i386.c (ix86_abi): New.
25552 (override_options): Handle -mabi=.
25553 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25554 (ix86_call_abi_override): Likewise.
25555 (init_cumulative_args): Likewise.
25556 (function_arg_advance): Likewise.
25557 (function_arg_64): Likewise.
25558 (function_arg): Likewise.
25559 (ix86_pass_by_reference): Likewise.
25560 (ix86_function_value_regno_p): Likewise.
25561 (ix86_build_builtin_va_list_abi): Likewise.
25562 (setup_incoming_varargs_64): Likewise.
25563 (is_va_list_char_pointer): Likewise.
25564 (ix86_init_machine_status): Likewise.
25565 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25566 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25567 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25568 (ix86_function_abi): Make it static and return enum calling_abi.
25569 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25571 (ix86_fn_abi_va_list): Updated.
25573 * config/i386/i386.h (ix86_abi): New.
25574 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25575 (CONDITIONAL_REGISTER_USAGE): Likewise.
25576 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25577 (machine_function): Likewise.
25579 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25581 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25582 (STACK_BOUNDARY): Likewise.
25583 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25585 * config/i386/i386.opt (mabi=): New.
25587 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25588 return enum calling_abi.
25589 (ix86_function_type_abi): Likewise.
25590 (ix86_function_abi): Removed.
25592 * doc/invoke.texi: Document -mabi= option for x86.
25594 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25596 * builtins.c (real_dconstp): Delete.
25597 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25599 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25600 Jakub Jelinek <jakub@redhat.com>
25603 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25604 (gen_subprogram_die): When a function is explicit, generate the
25605 DW_AT_explicit attribute.
25606 * langhooks.h (struct lang_hooks_for_decls): Add
25607 function_decl_explicit_p langhook.
25608 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25609 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25611 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25613 * builtins.c (fold_builtin_memory_op): Optimize memmove
25614 into memcpy if we can prove source and destination don't overlap.
25616 * tree-inline.c: Include gt-tree-inline.h.
25617 (clone_fn_id_num): New variable.
25618 (clone_function_name): New function.
25619 (tree_function_versioning): Use it.
25620 * Makefile.in (GTFILES): Add tree-inline.c.
25622 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25624 * BASE-VER: Change to 4.5.0.
25626 2009-03-27 Xinliang David Li <davidxl@google.com>
25628 PR tree-optimization/39557
25629 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25631 2009-03-27 Xinliang David Li <davidxl@google.com>
25633 PR tree-optimization/39548
25634 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25637 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25639 * c-common.c (pointer_int_sum): Use %wd on return from
25642 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25644 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25645 on return from tree_low_cst.
25647 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25650 * ginclude/stdarg.h (va_copy): Define also for
25651 __GXX_EXPERIMENTAL_CXX0X__.
25653 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25656 * builtins.h (c_strlen): Do not warn here.
25657 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25658 * c-common.c (pointer_int_sum): Take an explicit location.
25659 Warn about offsets out of bounds.
25660 * c-common.h (pointer_int_sum): Adjust declaration.
25662 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25664 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25667 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25670 * opts.c (warn_if_disallowed_function_p): Don't assume
25671 get_callee_fndecl must return non-NULL.
25673 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25675 PR rtl-optimization/39522
25676 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25677 when reg_reloaded_valid is set.
25679 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25681 * config/spu/divv2df3.c: New file.
25682 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25683 (DPBIT_FUNCS): Filter out _div_df.
25685 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25687 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25688 a jump insn, count that jump in the distance to the loop start.
25690 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25693 * config/sh/sh.c (calc_live_regs): Fix condition for global
25694 registers except PIC_OFFSET_TABLE_REGNUM.
25696 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25699 * doc/invoke.texi (-mconsole): New.
25701 (-mno-cygwin): New.
25703 (-mnop-fun-dllimport): New.
25707 (sub section "i386 and x86-64 Windows Options"): New.
25709 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25711 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25712 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25714 2009-03-25 Richard Guenther <rguenther@suse.de>
25716 PR middle-end/39497
25717 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25720 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25722 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25723 neither of haifa/selective schedulers are working.
25725 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25727 * doc/invoke.texi (Debugging Options): Fix description of
25728 -fno-merge-debug-strings.
25730 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25732 * config/cris/libgcc.ver: New version-script.
25733 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25735 * configure.ac <GAS features, nop mnemonic>: Add pattern
25736 crisv32-*-* for "nop".
25737 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25738 * configure: Regenerate.
25740 2009-03-24 Ira Rosen <irar@il.ibm.com>
25742 PR tree-optimization/39529
25743 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25744 mark_sym_for_renaming for the tag copied to the new vector
25747 2009-03-24 Arthur Loiret <aloiret@debian.org>
25749 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25750 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25751 EXTRA_SPEC_FUNCTIONS.
25752 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25753 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25754 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25755 -march and -mtune options.
25757 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25759 * config/m68k/t-rtems: Add m5329 multilib.
25761 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25762 Jakub Jelinek <jakub@redhat.com>
25765 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25768 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25771 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25772 instead of c_parser_expression_conv, if original_code isn't one of the
25773 4 allowed comparison codes, fail.
25775 2009-03-23 Richard Guenther <rguenther@suse.de>
25777 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25778 * tree.h (struct tree_type): Likewise.
25779 * reload.h (struct insn_chain): Likewise.
25780 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25781 * function.h (struct function): Likewise.
25782 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25784 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25786 PR tree-optimization/39516
25787 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25789 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25791 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25792 should be set true if BITS_PER_WORD of target is bigger than 32
25794 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25796 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25797 Translate -B-options to -rpath-link. Correct existing
25798 rpath-link and conditionalize on !nostdlib.
25800 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25802 * doc/extend.texi (Function Attributes, Variable Attributes):
25804 * doc/invoke.texi (Debugging Options, Optimize Options)
25805 (i386 and x86-64 Options, MCore Options): Likewise.
25807 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25810 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25811 it for block local namespace aliases.
25812 (gen_decl_die): Pass context_die to gen_namespace_die.
25814 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25817 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25818 minimum or maximum value.
25820 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25822 * reginfo.c (globalize_reg): Recompute derived reg sets.
25824 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25827 * libgcc2.c (mprotect): Do not use signed arguments for
25828 VirtualProtect, use DWORD arguments. Also fix the 'may
25829 be used uninitialized' warning for the np variable.
25831 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25834 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25835 functions using regparm calling conventions when not optimizing.
25836 (ix86_function_sseregparm): Similarly for sseregparm calling
25839 2009-03-19 Li Feng <nemokingdom@gmail.com>
25841 PR middle-end/39500
25842 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25843 dependence if the first conflict is after niter iterations.
25845 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25847 PR middle-end/38609
25848 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25849 functions with dynamic stack-pointer adjustments.
25851 2009-03-19 Ben Elliston <bje@au.ibm.com>
25853 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25854 option; change to -msdata=data.
25856 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25858 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25861 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25864 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25866 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25868 * doc/invoke.texi (Code Gen Options): Expand discussion of
25871 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25873 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25874 * matrix-reorg.c (struct matrix_info): Likewise.
25875 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25876 * rtl.h (struct mem_attrs): Likewise.
25877 * df.h (struct df): Likewise.
25878 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25879 * ira-int.h (struct ira_allocno): Likewise.
25880 * df-scan.c (struct df_collection_rec): Likewise.
25881 * ira.c (struct equivalence): Likewise.
25882 * function.c (struct temp_slot): Likewise.
25883 * cfgloop.h (struct loop): Likewise.
25886 * function.c (use_register_for_decl): When not optimizing, disregard
25887 register keyword for variables with types containing methods.
25889 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25891 PR middle-end/39447
25892 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25893 (is_simple_operand): Call contains_component_ref_p before calling data
25894 reference analysis that would fail on COMPONENT_REFs.
25896 * tree-vrp.c (search_for_addr_array): Fix formatting.
25898 2009-03-18 Richard Guenther <rguenther@suse.de>
25900 * tree-vect-transform.c (vect_loop_versioning): Fold the
25901 generated comparisons.
25902 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25903 (slpeel_tree_peel_loop_to_edge): Likewise.
25905 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25907 PR middle-end/37805
25908 * opts.c (print_specific_help): In addition to `undocumented',
25909 accept `separate' and `joined' flags if passed alone. Describe
25910 output by the first matched one of those.
25911 (common_handle_option): Skip over empty strings.
25912 * gcc.c (display_help): Fix help string for `--help='.
25913 * doc/invoke.texi (Option Summary, Overall Options): With
25914 `--help=', classes and qualifiers can both be repeated, but
25915 only the latter can be negated. One should not pass only
25916 negated qualifiers. Fix markup and examples.
25919 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25920 PR middle-end/37805
25921 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25922 and -fhelp=separate.
25924 2009-03-17 Jing Yu <jingyu@google.com>
25926 PR middle-end/39378
25927 * function.h (struct rtl_data): Move is_thunk from here...
25928 (struct function): ...to here.
25929 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25930 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25932 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25934 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25935 (alpha_output_function_end_prologue): Likewise.
25936 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25937 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25938 (rs6000_output_function_epilogue): Likewise.
25939 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25941 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25944 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25945 from different units in a single alternative.
25946 (*truncdfsf_i387): Ditto.
25947 (*truncxfsf2_mixed): Ditto.
25948 (*truncxfdf2_mixed): Ditto.
25950 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25952 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25953 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25956 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25957 unused non-artificial variables when not optimizing.
25960 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25961 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25962 NAMESPACE_DECL in its DECL_INITIAL.
25964 PR middle-end/39443
25965 * optabs.c (set_user_assembler_libfunc): New function.
25966 * expr.h (set_user_assembler_libfunc): New prototype.
25967 * c-common.c: Include libfuncs.h.
25968 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25969 for memcmp, memset, memcpy, memmove and abort.
25970 * Makefile.in (c-common.o): Depend on libfuncs.h.
25973 * dwarf2out.c (gen_inlined_enumeration_type_die,
25974 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25975 gen_tagged_type_instantiation_die): Removed.
25976 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25979 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25982 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25984 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25985 (check-parallel-%): Ditto.
25986 (check-consistency): Ditto.
25988 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25990 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25991 local variable rhs by NULL_TREE.
25993 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25996 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25998 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26001 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26003 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26006 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26007 for ms->sysv ABI calls only in 64bit mode.
26009 * config/i386/i386.md (untyped_call): Support 32bit.
26011 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26013 * doc/extend.texi: Replace x86_65 with x86_64.
26015 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26017 PR tree-optimization/39455
26018 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26019 mismatches for POINTER_TYPE_P (type).
26020 (number_of_iterations_le): Likewise.
26022 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26024 * config/picochip/picochip.c: Removed profiling support.
26025 * config/picochip/picochip.md: Removed profiling instruction.
26026 * config/picochip/picochip.h: Removed profiling builtin.
26028 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26030 * doc/install.texi (--with-host-libstdcxx): Document.
26032 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26035 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26036 generate a warning if the function name does not begin with
26037 "__vector" and the function has either the 'signal' or 'interrupt'
26038 attribute, from here to ...
26039 (avr_declare_function_name): ...here. New function.
26040 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26041 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26043 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26046 * cse.c (fold_rtx): Don't modify original const_arg1 when
26047 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26048 separate variable instead.
26049 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26050 from out of range shift counts.
26051 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26053 2009-03-13 Catherine Moore <clm@codesourcery.com>
26055 * config/i386/x-mingw32 (host-mingw32.o): Replace
26056 diagnostic.h with $(DIAGNOSTIC_H).
26058 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26061 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26063 * config/i386/sync.md (sync_compare_and_swap<mode>,
26064 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26065 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26067 (sync_double_compare_and_swapdi_pic,
26068 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26069 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26071 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26074 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26076 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26079 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26080 (avx_addsubv4df3): Likewise.
26081 (*avx_addsubv4sf3): Likewise.
26082 (sse3_addsubv4sf3): Likewise.
26084 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26087 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26089 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26092 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26093 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26094 registers for allocnos created from user-defined variables.
26096 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26099 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26100 of non-integer mode as well.
26102 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26104 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26105 for functions for which the parameter types are unknown.
26107 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26110 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26111 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26112 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26113 * config/i386/i386.c (ix86_local_alignment): For
26114 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26115 long long variables on the stack to avoid dynamic realignment.
26116 Allow the first argument to be a decl rather than type.
26117 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26119 2009-03-11 Nick Clifton <nickc@redhat.com>
26122 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26124 Add description to mno-lsim option.
26125 * config/mcore/mcore.h: Remove comment about deprecated m4align
26127 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26128 * doc/invoke.texi: Add description of mno-lsim and
26129 mstack-increment options.
26131 * config/fr30/fr30.opt: Document the -mno-lsim option.
26132 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26133 and -mno-lsim options.
26135 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26137 * fold-const.c (fold_comparison): Only call fold_inf_compare
26138 if the mode supports infinities.
26140 2009-03-11 Jason Merrill <jason@redhat.com>
26143 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26144 end already did. Notice GIMPLE_CALL modifications of the result.
26145 Don't copy debug information from an ignored decl or a decl from
26148 2009-03-10 Richard Guenther <rguenther@suse.de>
26149 Nathan Froyd <froydnj@codesourcery.com>
26151 PR middle-end/37850
26152 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26153 (__divMODE3): Likewise.
26155 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26157 PR tree-optimization/39394
26158 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26159 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26161 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26163 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26164 inline asms for register asm ("") declarations.
26166 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26168 * fold-const.c (fold_unary): Fix comment.
26170 2009-03-07 Jan Hubicka <jh@suse.cz>
26173 * tree-inline.c (setup_one_parameter): Do replacement of const
26174 argument by constant in SSA form.
26176 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26178 PR middle-end/38028
26179 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26180 determine alignment passed to assign_stack_local.
26181 (assign_parms_unsplit_complex): Likewise.
26182 * except.c (sjlj_build_landing_pads): Likewise.
26184 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26186 PR middle-end/39360
26187 * tree-flow.h (add_referenced_var): Return bool instead of void.
26188 * tree-dfa.c (add_referenced_var): Return result of
26189 referenced_var_check_and_insert call.
26190 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26191 of referenced_var_check_and_insert.
26194 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26195 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26196 DIE, don't emit it if abstract origin already has it.
26197 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26198 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26200 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26202 * genpreds.c (needs_variable): Fix parentheses at variable name
26204 (write_tm_constrs_h): Indent generated code.
26206 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26208 * doc/extend.texi (Function Attributes): Add documentation
26209 for isr attributes.
26211 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26214 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26215 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26217 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26219 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26222 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26225 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26226 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26228 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26230 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26231 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26232 constants instead of magic numbers.
26233 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26235 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26236 (x86_64_ms_abi_int_parameter_registers): Ditto.
26237 (x86_64_int_return_registers): Ditto.
26238 (ix86_maybe_switch_abi): Ditto.
26239 (ix86_expand_call): Ditto for clobbered_registers array.
26240 (ix86_hard_regno_mode_ok): Ditto.
26241 (x86_extended_QIreg_mentioned_p): Ditto.
26243 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26245 PR tree-optimization/39349
26246 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26248 * combine.c (gen_lowpart_for_combine): Use omode when generating
26251 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26253 PR rtl-optimization/39235
26254 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26256 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26258 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26260 2009-03-04 Richard Guenther <rguenther@suse.de>
26262 PR tree-optimization/39362
26263 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26264 that occur in abnormal PHIs should be varying.
26266 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26268 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26270 (simple_iv): Take loop as an argument instead of statement.
26271 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26272 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26274 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26276 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26277 * matrix-reorg.c (analyze_transpose): Ditto.
26278 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26279 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26280 * tree-predcom.c (ref_at_iteration): Ditto.
26281 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26283 2009-03-04 Richard Guenther <rguenther@suse.de>
26285 PR tree-optimization/39358
26286 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26287 escaped_id and callused_id.
26288 (solve_graph): Likewise.
26290 2009-03-04 Richard Guenther <rguenther@suse.de>
26292 PR tree-optimization/39339
26293 * tree-sra.c (try_instantiate_multiple_fields): Make it
26294 no longer ICE on the above.
26296 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26298 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26299 that fits within Pmode.
26301 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26303 PR middle-end/10109
26304 * tm.texi (LIBCALL_VALUE): Update description.
26306 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26308 PR middle-end/34443
26309 * doc/extend.texi (section): Update description.
26311 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26313 PR middle-end/39345
26314 * tree-inline.c (remapped_type): New.
26315 (can_be_nonlocal): Call remapped_type instead of remap_type.
26317 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26320 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26321 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26323 2009-03-03 Richard Guenther <rguenther@suse.de>
26325 PR middle-end/39272
26326 * tree.c (tree_nonartificial_location): New function.
26327 * tree.h (tree_nonartificial_location): Declare.
26328 * builtins.c (expand_builtin_memory_chk): Provide location
26329 of the call location for artificial function pieces.
26330 (maybe_emit_chk_warning): Likewise.
26331 (maybe_emit_sprintf_chk_warning): Likewise.
26332 (maybe_emit_free_warning): Likewise.
26333 * expr.c (expand_expr_real_1): Likewise.
26335 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26337 PR tree-optimization/39343
26338 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26339 COMPONENT_REF t has ARRAY_TYPE.
26341 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26343 PR middle-end/39335
26344 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26345 when the type precision of the induction variable should be
26346 larger than the type precision of nit.
26347 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26348 * graphite.c (graphite_loop_normal_form): Same.
26349 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26351 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26353 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26354 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26355 numbers to describe clobbered registers.
26356 (*call_value_0_rex64_ms_sysv): Ditto.
26357 * config/i386/mmx.md (mmx_emms): Ditto.
26358 (mmx_femms): Ditto.
26360 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26362 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26365 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26367 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26368 (spu_section_type_flags): New function.
26370 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26372 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26373 reg_class_contents of FLOAT_REGS into a temporary.
26375 2009-03-02 Richard Guenther <rguenther@suse.de>
26376 Ira Rosen <irar@il.ibm.com>
26378 PR tree-optimization/39318
26379 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26380 information to the vectorized statement.
26382 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26384 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26385 variable. Use defined names instead of magic constants for REX SSE
26388 2009-03-01 Richard Guenther <rguenther@suse.de>
26390 PR tree-optimization/39331
26391 * omp-low.c (lower_send_shared_vars): Do not receive new
26392 values for the reference of DECL_BY_REFERENCE parms or results.
26394 2009-03-01 Jan Hubicka <jh@suse.cz>
26397 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26398 BLOCK_NONLOCALIZED_VAR): New macros.
26399 (tree_block): Add nonlocalized_vars.
26400 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26401 gen_decl_die): Add origin argument. Allow generation of die with
26402 origin at hand only.
26403 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26404 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26406 (gen_block_die): Fix checking for unused blocks.
26407 (process_scope_var): Break out from .... ; work with origins only.
26408 (decls_for_scope) ... here; process nonlocalized list.
26409 (dwarf2out_ignore_block): Look for nonlocalized vars.
26410 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26412 (dump_scope_block): Dump them.
26413 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26414 (remap_block): Likewise.
26415 (can_be_nonlocal): New predicate.
26416 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26418 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26420 * configure: Regenerate.
26422 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26424 * optc-gen.awk: No need to duplicate option flags twice.
26425 Reuse help texts for duplicate options which do not have any.
26427 * gcc.c (display_help): Document --version.
26429 * gcc.c (main): If print_help_list and verbose_flag, ensure
26430 driver output comes before subprocess output.
26432 * optc-gen.awk: Assign all remaining fields to help string,
26433 space-separated, for multi-line help in *.opt.
26435 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26436 -Wno-pedantic-ms-format is for MinGW targets only.
26438 * doc/options.texi (Option file format): Fix bad indentation,
26439 restoring dropped sentence.
26441 2009-02-28 Jan Hubicka <jh@suse.cz>
26443 * tree-inline.c (tree_function_versioning): Output debug info.
26445 2009-02-28 Jan Hubicka <jh@suse.cz>
26448 * tree-inline.c (setup_one_parameter): Do not copy propagate
26449 arguments when not optimizing.
26451 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26454 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26455 (avx_addsubv4df3): Likewise.
26456 (*avx_addsubv4sf3): Likewise.
26457 (sse3_addsubv4sf3): Likewise.
26458 (*avx_addsubv2df3): Likewise.
26459 (sse3_addsubv2df3): Likewise.
26460 (avx_unpckhps256): Correct item selectors.
26461 (avx_unpcklps256): Likewise.
26462 (avx_unpckhpd256): Likewise.
26463 (avx_unpcklpd256): Likewise.
26465 2009-02-28 Jan Hubicka <jh@suse.cz>
26467 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26469 (copy_arguments_for_versioning): If var is declared don't declare it.
26470 (tree_function_versioning): First setup substitutions and then copy
26473 2009-02-27 Jan Hubicka <jh@suse.cz>
26476 * cgraph.h (varpool_output_debug_info): Remove.
26477 * cgraphunit.c (varpool_output_debug_info): Remove.
26478 * dwarf2out.c (deferred_locations_struct): New struct
26479 (deferred_locations): New type.
26480 (deferred_locations_list): New static var.
26481 (deffer_location): New function.
26482 (gen_variable_die): Use it.
26483 (decls_for_scope): Output info on local static vars.
26484 (dwarf2out_finish): Process deferred locations.
26485 * varpool.c (varpool_output_debug_info): Remove.
26487 2009-02-27 Jan Hubicka <jh@suse.cz>
26490 * tree.h (TREE_PROTECTED): Fix comment.
26491 (BLOCK_HANDLER_BLOCK): Remove.
26492 (struct tree_block): Remove handler_block add body_block.
26493 (inlined_function_outer_scope_p): New.
26494 (is_body_block): Remove.
26495 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26496 * dwarf2out.c (is_inlined_entry_point): Remove.
26497 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26498 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26500 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26501 * gimplify.c (gimplify_expr): Gimplify body blocks.
26502 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26503 block with multiple subblocks.
26504 (dump_scope_block): Prettier output; dump more flags and info.
26505 (dump_scope_blocks): New.
26506 (remove_unused_locals): Use dump_scope_blocks.
26507 * tree-flow.h (dump_scope_blocks): Declare.
26508 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26509 * stmt.c (is_body_block): Remove.
26510 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26511 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26513 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26515 PR middle-end/39308
26516 * graphite.c (graphite_loop_normal_form): Do not call
26517 number_of_iterations_exit from a gcc_assert.
26519 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26521 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26522 jumps if COND is NULL.
26523 (find_cond_jump): New function.
26524 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26525 * config/s390/s390.md: Remove z10_cobra attribute value.
26527 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26529 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26530 force_const_mem returns NULL_RTX.
26532 2009-02-26 Jan Hubicka <jh@suse.cz>
26535 * cgraph.h (varpool_output_debug_info): Remove.
26536 * cgraphunit.c (varpool_output_debug_info): Remove.
26537 * dwarf2out.c (deferred_locations_struct): New struct
26538 (deferred_locations): New type.
26539 (deferred_locations_list): New static var.
26540 (deffer_location): New function.
26541 (gen_variable_die): Use it.
26542 (decls_for_scope): Output info on local static vars.
26543 (dwarf2out_finish): Process deferred locations.
26544 * varpool.c (varpool_output_debug_info): Remove.
26546 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26548 PR rtl-optimization/39241
26549 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26550 to subreg_offset_representable_p.
26552 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26554 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26555 execute function prototype. Get f and nregs from max_reg_num
26556 and get_insns. Remove the first backward pass as it's dead,
26557 guard the forward pass by flag_expensive_optimizations.
26558 (rest_of_handle_regmove): Delete.
26559 (pass_regmove): Replace it with regmove_optimize.
26561 2009-02-25 Martin Jambor <mjambor@suse.cz>
26563 PR tree-optimization/39259
26564 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26565 calls_alloca function flags.
26566 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26567 calls are detected.
26569 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26571 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26572 flags_set_1_rtx, flags_set_1_set): Delete.
26573 (regmove_optimize): Do not call mark_flags_life_zones.
26575 2009-02-24 Julian Brown <julian@codesourcery.com>
26578 * config/arm/arm.c (require_pic_register): Only set
26579 cfun->machine->pic_reg once per function.
26581 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26583 * doc/invoke.texi (Link Options): Document an easier way to pass
26584 options that take arguments to the GNU linker using -Xlinker and -Wl.
26586 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26589 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26591 2009-02-24 Richard Guenther <rguenther@suse.de>
26594 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26596 2009-02-24 Richard Guenther <rguenther@suse.de>
26597 Zdenek Dvorak <ook@ucw.cz>
26599 PR tree-optimization/39233
26600 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26601 from converting them to a generic type.
26603 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26605 PR tree-optimization/39260
26606 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26607 contains a condition with a real type.
26608 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26610 2009-02-23 Jason Merrill <jason@redhat.com>
26613 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26614 narrowing_initializer_constant_valid_p.
26615 (narrowing_initializer_constant_valid_p): Don't return
26616 null_pointer_node for adding a pointer to itself.
26618 2009-02-23 Jan Hubicka <jh@suse.cz>
26621 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26624 2009-02-23 Jan Hubicka <jh@suse.cz>
26626 PR tree-optimization/37709
26627 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26628 * tree.h (block_ultimate_origin): Declare.
26629 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26630 * tree-ssa-live.c (remove_unused_scope_block_p):
26631 Eliminate blocks containig no instructions nor live variables nor
26633 (dump_scope_block): New function.
26634 (remove_unused_locals): Enable removal of dead blocks by default;
26635 enable dumping at TDF_DETAILS.
26637 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26639 * config/i386/i386.c (classify_argument): Don't allow COImode
26641 (function_arg_advance_32): Don't allow OImode.
26642 (function_arg_32): Likewise.
26643 (function_value_32): Likewise.
26644 (return_in_memory_32): Likewise.
26645 (function_arg_64): Remove OImode comment.
26647 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26650 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26651 ix86_expand_vector_set for V4DImode in 64bit mode only.
26652 (ix86_expand_vector_init_one_var): Likewise.
26654 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26656 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26658 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26661 * loop-iv.c: Revert last change.
26662 * emit-rtl.c: Likewise.
26664 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26667 * config/i386/i386.c (type_natural_mode): Remove an extra
26668 space in the warning message.
26669 (function_value_32): Handle 32-byte vector modes.
26670 (return_in_memory_32): Likewise.
26672 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26674 * loop-iv.c (truncate_value): New function.
26675 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26677 (lowpart_subreg): Move to...
26678 * emit-rtl.c: ...here.
26680 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26682 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26683 accidental and undocumented change at revision 140860.
26685 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26687 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26688 take gimple_seq * arguments.
26689 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26690 types_compatible_p langhook.
26692 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26693 Joseph Myers <joseph@codesourcery.com>
26695 * config/arm/arm.c (arm_builtin_va_list): New function.
26696 (arm_expand_builtin_va_start): Likewise.
26697 (arm_gimplify_va_arg_expr): Likewise.
26698 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26699 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26700 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26701 (va_list_type): New variable.
26702 (arm_mangle_type): Mangle va_list_type appropriately.
26704 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26706 PR middle-end/39157
26707 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26708 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26709 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26710 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26711 parameter to 1000 for -O1 by default.
26712 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26714 * loop-invariant.c: Include params.h.
26715 (move_loop_invariants): Don't call move_single_loop_invariants on
26718 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26720 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26721 offset when calculating bounds for indexing stack_usage_map. Fixes
26722 a buffer overflow with certain target setups.
26724 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26727 * calls.c (expand_call): Clear try_tail_call if caller and callee
26728 disagree in promotion of function return value.
26730 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26733 * c-common.c (c_determine_visibility): If visibility changed and
26734 DECL_RTL has been already set, call make_decl_rtl to update symbol
26737 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26740 * varasm.c (assemble_variable): Don't check DECL_NAME when
26741 globalizing a variable.
26743 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26746 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26747 expression before any __builtin_trap call.
26748 * c-typeck.c (build_function_call): Convert and check function
26749 arguments before generating a call to a trap. Evaluate the
26750 function arguments before the trap.
26752 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26755 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26756 (UNSPEC_FXAM_MEM): New unspec.
26757 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26758 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26759 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26761 2009-02-19 Richard Guenther <rguenther@suse.de>
26763 PR tree-optimization/39207
26764 PR tree-optimization/39074
26765 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26766 storedanything_tree): New.
26767 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26768 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26769 (build_succ_graph): Add edges from STOREDANYTHING to all
26771 (init_base_vars): Initialize STOREDANYTHING.
26772 (compute_points_to_sets): Free substitution info after
26773 building the succ graph.
26774 (ipa_pta_execute): Likewise.
26776 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26778 (do_ds_constraint): Do not add to special var or non-pointer
26780 (type_could_have_pointers): Split out from ...
26781 (could_have_pointers): ... here. For arrays use the element type.
26782 (create_variable_info_for): Initialize may_have_pointers.
26783 (new_var_info): Likewise.
26784 (handle_lhs_call): Make the HEAP variable unknown-sized.
26785 (intra_create_variable_infos): Use a type with pointers for
26786 PARM_NOALIAS, make it unknown-sized.
26788 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26791 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26793 2009-02-18 Jason Merrill <jason@redhat.com>
26796 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26797 value if DECL_EXTERNAL.
26798 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26799 * target.h (gcc_target::binds_local_p): Clarify "module".
26800 * tree.h (TREE_PUBLIC): Clarify "module".
26802 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26805 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26806 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26808 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26811 * c.opt (Wabi): Support C and ObjC.
26814 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26816 * config/i386/i386.c (classify_argument): Warn once about the ABI
26817 change when passing union with long double.
26819 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26821 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26824 * c-parser.c (c_parser_compound_statement): Always enter and leave
26827 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26830 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26832 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26834 PR tree-optimization/36922
26835 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26836 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26839 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26841 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26844 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26846 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26848 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26850 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26853 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26854 Richard Sandiford <rdsandiford@googlemail.com>
26856 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26857 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26858 (loongson_biadd): ...this.
26860 2009-02-17 Richard Guenther <rguenther@suse.de>
26862 PR tree-optimization/39202
26863 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26864 a var make sure to follow existing collapses.
26866 2009-02-17 Richard Guenther <rguenther@suse.de>
26868 PR middle-end/39214
26869 * langhooks.c (lhd_print_error_function): Check for NULL block.
26871 2009-02-17 Richard Guenther <rguenther@suse.de>
26873 PR tree-optimization/39204
26874 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26877 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26879 * config/soft-fp/double.h: Update from glibc CVS.
26881 2009-02-17 Richard Guenther <rguenther@suse.de>
26883 PR tree-optimization/39207
26884 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26885 strict-aliasing warnings for pointers pointing to NULL.
26887 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26890 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26891 skipping until next close brace.
26893 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26896 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26897 to function argument boundary.
26899 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26901 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26902 in the lea_add. Reload eventually constraints it properly.
26903 * config/picochip/constraints.md: Remove the target constraint
26904 "b", since it is not needed anymore.
26906 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26908 * gthr-dce.h: Uglify function parameter and local variable names.
26909 * gthr-gnat.h: Likewise.
26910 * gthr-mipssde.h: Likewise.
26911 * gthr-nks.h: Likewise.
26912 * gthr-posix95.h: Likewise.
26913 * gthr-posix.h: Likewise.
26914 * gthr-rtems.h: Likewise.
26915 * gthr-single.h: Likewise.
26916 * gthr-solaris.h: Likewise.
26917 * gthr-tpf.h: Likewise.
26918 * gthr-vxworks.h: Likewise.
26919 * gthr-win32.h: Likewise.
26921 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26924 * config/i386/i386.md: Restrict the new peephole2 to move
26925 between MMX/SSE registers.
26927 2009-02-15 Richard Guenther <rguenther@suse.de>
26930 2009-02-13 Richard Guenther <rguenther@suse.de>
26932 * configure.ac: Enable LFS.
26933 * configure: Re-generate.
26934 * config.in: Likewise.
26936 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26938 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26939 spu_srqwbyte, spu_srqwbytebc): Define.
26940 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26941 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26942 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26943 "shrqby_<mode>"): New insn-and-split patterns.
26944 * config/spu/spu.c (expand_builtin_args): Determine and return
26945 number of operands using spu_builtin_description data.
26946 (spu_expand_builtin_1): Use it.
26948 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26951 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26954 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26957 * config/i386/i386.c (override_options): Correct warning
26958 messages for -malign-loops, -malign-jumps and -malign-functions.
26960 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26963 * config/i386/i386.md: Restrict the new peephole2 to move
26964 between the general purpose registers.
26966 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26969 * config/i386/i386.c (type_natural_mode): Add a new argument.
26970 Return the original mode and warn ABI change if vector size is 32byte.
26971 (function_arg_advance): Updated.
26972 (function_arg): Likewise.
26973 (ix86_function_value): Likewise.
26974 (ix86_return_in_memory): Likewise.
26975 (ix86_sol10_return_in_memory): Likewise.
26976 (ix86_gimplify_va_arg): Likewise.
26977 (function_arg_32): Don't warn ABX ABI change here.
26978 (function_arg_64): Likewise.
26980 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26982 * loop-iv.c (implies_p): In the final case, test that operands 0
26983 of the two comparisons match.
26985 * config/bfin/bfin.c (find_prev_insn_start): New function.
26986 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26987 (find_next_insn_start): Move.
26989 2009-02-13 Richard Guenther <rguenther@suse.de>
26991 * configure.ac: Enable LFS.
26992 * configure: Re-generate.
26993 * config.in: Likewise.
26995 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26998 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26999 sizes on syntax error after some arguments have been parsed.
27001 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27003 * doc/invoke.texi (-fira): Remove.
27005 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27007 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27008 * recog.c: Likewise.
27011 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27013 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27014 (umul_ppmm): Likewise.
27015 (count_leading_zeros): Likewise.
27016 (count_trailing_zeros): Likewise.
27017 (UMUL_TIME): Likewise.
27019 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27021 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27022 soft-fp/t-softfp to tmake_file.
27024 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27025 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27026 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27027 IA64_BUILTIN_INFQ]: New.
27028 (ia64_init_builtins): Initialize __builtin_infq,
27029 __builtin_fabsq and __builtin_copysignq if not HPUX.
27030 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27031 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27033 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27035 (__fixtfti): Likewise.
27036 (__fixunstfti): Likewise.
27037 (__floattitf): Likewise.
27039 * config/ia64/libgcc-glibc.ver: New.
27040 * config/ia64/t-fprules-softfp: Likewise.
27041 * config/ia64/sfp-machine.h: Likewise.
27043 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27044 (LIBGCC2_TF_CEXT): Likewise.
27045 (TF_SIZE): Likewise.
27046 (TARGET_INIT_LIBFUNCS): Likewise.
27048 * config/ia64/t-glibc (SHLINB_MAPFILES):
27049 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27051 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27053 * config/i386/i386.c (construct_container): Rewrite processing
27054 BLKmode with X86_64_SSE_CLASS.
27056 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27059 * config/i386/i386.md: Replace simplify_replace_rtx with
27060 replace_rtx in the new peephole2.
27062 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27064 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27065 loop unrolling do not happen at -O2.
27067 2009-02-12 Michael Matz <matz@suse.de>
27069 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27071 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27073 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27076 2009-02-12 Ben Elliston <bje@au.ibm.com>
27078 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27079 patterns when updating the back chain. Missed in the 2009-02-10
27082 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27084 * doc/extend.texi (Decimal Floating Types): Update identifier of
27085 draft TR and list of missing support.
27087 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27089 PR middle-end/39154
27090 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27091 bit to variable length decl's flags, add it also to its
27092 pointer replacement variable.
27094 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27095 Jakub Jelinek <jakub@redhat.com>
27098 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27099 (memory_blockage): New expander.
27100 (*memory_blockage): New insn pattern.
27101 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27102 instead of general blockage at the end of function prologue when
27103 frame pointer is used to access red zone area. Do not emit blockage
27104 when profiling, it is emitted in generic code.
27105 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27106 function epilogue when frame pointer is used to access red zone area.
27108 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27111 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27112 by arithmetic with memory operands.
27113 * config/i386/predicates.md (commutative_operator): New.
27115 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27117 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27120 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27122 * alias.h (record_alias_subset): Declare.
27123 * alias.c (record_alias_subset): Make global.
27125 2009-02-10 Nick Clifton <nickc@redhat.com>
27127 * tree-parloops.c: Change license to GPLv3.
27128 * ipa-struct-reorg.c: Change license to GPLv3.
27129 * ipa-struct-reorg.h: Change license to GPLv3.
27131 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27134 * c-decl.c (start_struct): Return NULL on error.
27136 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27138 PR middle-end/39124
27139 * cfgloopmanip.c (remove_path): Call remove_bbs after
27140 cancel_loop_tree, not before it.
27143 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27144 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27145 VAR_DECLs were seen.
27146 * tree-ssa-live.c (remove_unused_locals): Recompute
27147 cfun->has_local_explicit_reg_vars.
27148 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27149 copies or clearings if cfun->has_local_explicit_reg_vars.
27151 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27154 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27155 of function prologue when frame pointer is used to access
27158 2009-02-10 Richard Guenther <rguenther@suse.de>
27160 PR middle-end/39127
27161 * gimplify.c (gimple_regimplify_operands): Always look if
27162 we need to create a temporary.
27164 2009-02-10 Richard Guenther <rguenther@suse.de>
27166 PR tree-optimization/39132
27167 * tree-loop-distribution.c (todo): New global var.
27168 (generate_memset_zero): Trigger TODO_rebuild_alias.
27169 (tree_loop_distribution): Return todo.
27171 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27174 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27175 (x86_64_reg_class_name): Removed.
27176 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27177 first one isn't X86_64_SSE_CLASS or any other ones aren't
27178 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27179 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27180 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27181 and 3 X86_64_SSEUP_CLASS.
27182 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27183 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27185 2009-02-10 Ben Elliston <bje@au.ibm.com>
27187 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27188 form instruction to update the stack back chain word, even if the
27189 user has disabled the generation of update instructions.
27190 (movdi_<mode>_update_stack): New.
27191 (movsi_update_stack): Likewise.
27192 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27193 always use an update form instruction to update the stack back
27196 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27198 PR middle-end/38953
27199 * graphite.c (if_region_set_false_region): After moving a region in
27200 the false branch of a condition, remove the empty dummy basic block.
27201 (gloog): Remove wrong fix for PR38953.
27203 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27205 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27206 generation due to implicit sign extension.
27208 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27210 PR middle-end/38981
27211 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27212 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27214 2009-02-09 Richard Guenther <rguenther@suse.de>
27216 PR middle-end/35202
27217 * convert.c (convert_to_real): Disable (float)fn((double)x)
27218 to fnf(x) conversion if errno differences may occur and
27219 -fmath-errno is set.
27221 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27223 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27224 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27225 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27227 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27230 * c-common.c (handle_alias_attribute): Disallow attribute for
27231 anything not a FUNCTION_DECL or VAR_DECL.
27233 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27236 * real.c (do_compare): Special-case compare of zero against
27237 decimal float value.
27239 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27242 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27243 as indicating flexible array members unless the field itself is
27244 being declarared as the incomplete array.
27246 2009-02-06 Jan Hubicka <jh@suse.cz>
27248 PR tree-optimization/38844
27249 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27250 is already inlined.
27252 2009-02-06 Richard Guenther <rguenther@suse.de>
27254 PR middle-end/38977
27255 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27256 fork because we may expand it as __gcov_fork.
27258 2009-02-06 Nick Clifton <nickc@redhat.com>
27260 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27262 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27264 PR tree-optimization/35659
27265 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27266 vn_phi_eq): Shortcut if hashcode does not match.
27267 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27269 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27270 and avoid iterative_hash_expr.
27271 (FOR_EACH_VALUE_ID_IN_SET): New.
27272 (value_id_compare): Remove.
27273 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27274 sort expressions by value id.
27276 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27279 * config/sh/predicates.md (general_movsrc_operand): Don't check
27280 the subreg of system registers here.
27282 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27285 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27286 on the copied decl.
27288 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27290 PR rtl-optimization/39110
27291 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27292 addresses, not aligned ones.
27294 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27295 Richard Guenther <rguenther@suse.de>
27297 PR tree-optimization/39100
27298 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27299 comment says and add edges.
27301 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27304 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27305 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27307 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27309 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27310 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27311 register_bb_in_sese, new_sese, free_sese): Moved.
27312 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27313 outermost_loop_in_scop, build_scop_iteration_domain,
27314 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27315 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27316 Use loop_in_sese_p instead of loop_in_scop_p.
27317 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27318 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27319 (scopdet_basic_block_info): Fix bug in scop detection.
27320 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27321 eq_loop_to_cloog_loop): Remove.
27322 (nb_loops_around_loop_in_scop, nb_loop
27323 ref_nb_loops): Moved here...
27324 * graphite.h (ref_nb_loops): ... from here.
27325 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27326 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27327 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27329 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27330 Hans-Peter Nilsson <hp@axis.com>
27332 PR rtl-optimization/37889
27333 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27334 Move offset handling from PLUS to before the switch. Use new
27335 arguments when considering SYMBOL_REFs too.
27336 (rtx_addr_can_trap_p): Pass dummy offset and size.
27337 (enum may_trap_p_flags): Remove.
27338 (may_trap_p_1): Pass size from MEM_SIZE.
27340 PR rtl-optimization/38921
27341 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27342 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27343 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27344 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27346 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27348 AVX Programming Reference (January, 2009)
27349 * config/i386/sse.md (*vpclmulqdq): New.
27351 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27353 PR tree-optimization/38977
27354 PR gcov-profile/38292
27355 * calls.c (special_function_p): Disregard __builtin_ prefix.
27357 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27359 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27360 non-indexable addresses even before reload.
27362 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27365 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27366 as having variable size. Do not give an error for unnamed
27367 parameters with [*] declarators. Give a warning for type names
27368 with [*] declarators and mark them as variable size.
27369 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27370 for sizeof applied to [*] type names.
27372 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27375 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27377 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27379 * gcc.c (process_command): Update copyright notice dates.
27380 * gcov.c (print_version): Likewise.
27381 * gcov-dump.c (print_version): Likewise.
27382 * mips-tfile.c (main): Likewise.
27383 * mips-tdump.c (main): Likewise.
27385 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27388 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27389 for composite type involving a zero-length array type.
27391 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27394 * function.c (match_asm_constraints_1): Skip over
27395 initial optional % in the constraint.
27397 PR inline-asm/39059
27398 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27399 supported, don't accept FIXED_CSTs.
27400 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27401 and _Sat is used without _Fract/_Accum. Set specs->type to
27402 integer_type_node for cts_fract/cts_accum if fixed point is not
27405 2009-02-02 Catherine Moore <clm@codesourcery.com>
27407 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27409 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27411 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27412 (ABI_HAS_64BIT_SYMBOLS): Use it.
27413 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27415 2009-02-02 Paul Brook <paul@codesourcery.com>
27417 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27419 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27421 PR inline-asm/39058
27422 * recog.h (asm_operand_ok): Add constraints argument.
27423 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27424 recurse on matching constraint.
27425 (check_asm_operands): Pass constraints as 3rd argument to
27426 asm_operand_ok. Don't look up matching constraint here.
27427 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27430 2009-02-02 Ben Elliston <bje@au.ibm.com>
27432 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27433 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27435 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27437 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27438 information. Remove some obsolete information. Reorganize.
27440 * config/pa/fptr.c: Revert license to GPL 2.
27441 * config/pa/milli64.S: Likewise.
27443 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27446 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27447 LIBRARY name in, instead of hard-coding it.
27448 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27449 extra target make frag to tmake_files according to EH model.
27450 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27451 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27452 frags that define makefile variable EH_MODEL appropriately.
27453 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27454 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27455 to "-sjlj" according to type of EH configured.
27456 (LIBGCC_SONAME): Concatenate it to shared library base name.
27457 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27458 to "_sjlj" according to type of EH configured.
27459 (LIBGCC_SONAME): Concatenate it to shared library base name.
27460 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27461 (SHLIB_LINK): Add missing semicolon to if-else construct.
27462 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27463 string value of "pe_dll" command-line option.
27464 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27465 (SHLIB_SONAME): Use it when overriding t-cygming default.
27466 (SHLIB_IMPLIB): Override t-cygming default.
27467 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27468 string value of "pe_dll" command-line option.
27470 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27473 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27474 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27476 2009-01-31 Richard Guenther <rguenther@suse.de>
27478 PR tree-optimization/38937
27479 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27480 computing the transitive closure.
27482 2009-01-30 Richard Guenther <rguenther@suse.de>
27484 PR tree-optimization/39041
27485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27486 Propagate variable indices only if the types match for this stmt.
27488 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27491 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27492 inline but never defined.
27494 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27496 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27497 (*insv_h_di_reg_extimm): New insn.
27498 (*insv_l<mode>_reg_extimm): New insn.
27500 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27502 * config/picochip/picochip.c (flag_conserve_stack): set
27503 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27504 fconserve-stack. Reduce call-overhead used by inliner.
27506 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27509 * common.opt (flag_conserve_stack): Initialised to zero.
27511 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27514 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27515 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27518 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27520 * ira-color.c (allocno_reload_assign): Update comments.
27521 * regmove.c (regmove_optimize): Likewise.
27525 2009-01-29 Robert Millan <rmh@aybabtu.com>
27527 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27528 * config/i386/kopensolaris-gnu.h: New file. Undefine
27529 `MD_UNWIND_SUPPORT'.
27530 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27532 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27534 PR tree-optimization/39007
27535 * tree-loop-distribution.c (generate_builtin): Use
27536 recompute_dominator to compute the immediate dominator of the
27537 basic block just after the loop.
27539 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27541 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27542 (ASM_OUTPUT_DWARF_PCREL): Define.
27544 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27546 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27547 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27548 global. Modify entries about regmove and IRA.
27550 * ra-conflict.c: Remove the file.
27552 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27554 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27555 (pass_regclass_init): Rename to pass_reginfo_init.
27557 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27559 * toplev.h (flag_ira): Remove.
27561 * caller-save.c (setup_save_areas): Remove flag_ira.
27563 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27565 * global.c: Remove the file.
27567 * opts.c (decode_options): Remove flag_ira.
27569 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27571 * regmove.c: Modify file description.
27572 (find_use_as_address, try_auto_increment): Define them only if
27573 AUTO_INC_DEC is defined.
27574 (replacement_quality, replace_in_call_usage, fixup_match_1,
27575 stable_and_no_regs_but_for_p): Remove.
27576 (reg_set_in_bb): Make it static.
27577 (regmove_optimize): Remove flag_ira and code which worked for
27580 * local-alloc.c: Remove the file.
27582 * common.opt (fira): Remove.
27584 * ira.c: Include except.h.
27585 (eliminable_regset): Move from global.c.
27586 (mark_elimination): Ditto. Remove flag_ira.
27587 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27588 equiv_mem_modified, validate_equiv_mem_from_store,
27589 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27590 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27591 no_equiv, recorded_label_ref): Move from local-alloc.c.
27592 (update_equiv_regs): Ditto. Make it static.
27593 (print_insn_chain, print_insn_chains): Move it from global.c.
27594 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27595 (build_insn_chain): Ditto. Make it static.
27596 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27597 Rename to init_live_subregs.
27598 (gate_ira): Remove flag_ira.
27600 * regclass.c: Rename reginfo.c. Change file description.
27601 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27602 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27603 (init_reg_sets_1): Remove code for evaluation of
27604 reg_class_superclasses and losing_caller_save_reg_set.
27605 (init_regs): Remove init_reg_autoinc.
27606 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27607 ok_for_base_p_nonstrict): Remove.
27608 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27609 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27610 corresponding entries.
27611 (dump_regclass, record_operand_costs, scan_one_insn,
27612 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27613 record_address_regs, auto_inc_dec_reg_p): Remove.
27614 (gt-regclass.h): Rename to gt-reginfo.h.
27616 * rtl.h (dump_global_regs, retry_global_alloc,
27617 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27619 * Makefile.in (RA_H): Remove.
27620 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27621 Rename regclass.o to reginfo.o.
27622 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27624 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27625 (GTFILES): Rename regclass.c to reginfo.c.
27627 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27628 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27630 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27631 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27633 (finish_spills): Ditto. Remove code for !flag_ira.
27635 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27637 PR middle-end/35854
27638 * doc/invoke.texi (rtl debug options): Complete rewrite.
27639 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27641 * mode-switching.c (pass_mode_switching): Rename pass from
27642 "mode-sw" to "mode_sw".
27643 * except.c (pass_convert_to_eh_ranges): Rename pass from
27644 "eh-ranges" to "eh_ranges".
27645 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27649 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27650 Alexander Monakov <amonakov@ispras.ru>
27652 PR middle-end/38857
27653 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27655 (move_exprs_to_boundary): Change return type and pass through
27656 should_move from move_op. Relax assert. Update usage ...
27657 (schedule_expr_on_boundary): ... here. Use should_move instead of
27659 (move_op_orig_expr_found): Indicate that insn was disconnected from
27661 (code_motion_process_successors): Do not call after_merge_succs
27662 callback if original expression was not found when traversing any of
27664 (code_motion_path_driver): Change return type. Update prototype.
27665 (move_op): Update comment. Add a new parameter (should_move). Update
27666 prototype. Set *should_move based on indication provided by
27667 move_op_orig_expr_found.
27669 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27671 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27672 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27673 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27674 * config/rs6000/rs6000.c (rs6000_override_options): Default
27675 avoid-indexed-addresses on for Power6, off for everything else.
27676 (avoiding_indexed_address_p): New function.
27677 (rs6000_legitimize_address): Use it.
27678 (rs6000_legitimate_address): Likewise.
27679 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27681 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27683 PR tree-optimization/38997
27684 * tree-loop-distribution.c (generate_memset_zero): Use
27685 POINTER_PLUS_EXPR for a pointer addition.
27687 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27689 * config/s390/s390.md (bswap<mode>2): New pattern added.
27691 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27693 * config/s390/s390.md (*tls_load_31): Added type attribute.
27695 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27697 * config/s390/s390.md: Fix a few comments.
27699 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27701 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27702 (*tm<mode>_full): Fixed z10prop attribute.
27703 (*tst<mode>_extimm): Fixed z10prop attribute.
27704 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27705 (*tstqiCCT_cconly): Fixed z10prop attribute.
27706 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27707 (*movsi_larl): Fixed z10prop attribute.
27708 (*movsi_zarch): Fixed z10prop attribute.
27709 (*movsi_eas): Fixed z10prop attribute.
27710 (*movhi): Fixed z10prop attribute.
27711 (*movqi): Fixed z10prop attribute.
27712 (*movstrictqi): Fixed z10prop attribute.
27713 (*mov<mode>): Fixed z10prop attribute.
27714 (*movcc): Fixed z10prop attribute.
27715 (*sethighpartdi_64): Fixed z10prop attribute.
27716 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27717 (*negdi2_sign_cc): Fixed z10prop attribute.
27718 (*negdi2_sign): Fixed z10prop attribute.
27719 (*absdi2_sign_cc): Fixed z10prop attribute.
27720 (*absdi2_sign): Fixed z10prop attribute.
27721 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27722 (*negabsdi2_sign): Fixed z10prop attribute.
27723 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27724 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27725 (doloop_si64): Fixed z10prop attribute.
27726 (doloop_si31): Fixed z10prop attribute.
27727 (doloop_long): Fixed z10prop attribute.
27728 (indirect_jump): Fixed z10prop attribute.
27729 (nop): Fixed z10prop attribute.
27730 (main_base_64): Fixed z10prop attribute.
27731 (reload_base_64): Fixed z10prop attribute.
27733 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27735 PR rtl-optimization/38740
27736 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27738 * config/mips/mips.c (mips_reorg): Likewise.
27740 2009-01-28 Richard Guenther <rguenther@suse.de>
27742 PR tree-optimization/38926
27743 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27744 with the correct value id to a value.
27745 (do_regular_insertion): Use the value number of edoubleprime
27746 for the value number of the expr.
27749 2008-08-21 Richard Guenther <rguenther@suse.de>
27751 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27752 a PHI ask VN if it is already available.
27753 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27754 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27756 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27758 PR middle-end/38934
27759 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27760 set to varying whenever max has TREE_OVERFLOW set, similarly
27761 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27763 2009-01-28 Richard Guenther <rguenther@suse.de>
27765 PR middle-end/38908
27766 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27767 uninitialized aggregate uses in call arguments.
27769 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27771 PR tree-optimization/38984
27772 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27773 the nothing_id variable if -fno-delete-null-pointer-checks.
27775 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27778 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27779 (set_got_offset_rex64): Ditto.
27781 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27784 * doc/extend.texi: Improve local variable with asm reg.
27786 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27788 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27789 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27790 was not supplied then set warn_packed_bitfield_compat to the
27791 default value of 1.
27792 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27795 2009-01-27 Richard Guenther <rguenther@suse.de>
27797 PR tree-optimization/38503
27798 * cfgexpand.c (expand_gimple_basic_block): Ignore
27799 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27800 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27801 variables that cannot have TBAA applied.
27802 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27805 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27807 PR middle-end/38969
27808 * calls.c (initialize_argument_information): Do not wrap complex
27809 arguments in SAVE_EXPR.
27811 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27813 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27814 (INSTALL_LIBGCC): Revert typo commit.
27816 2009-01-26 Richard Guenther <rguenther@suse.de>
27818 PR tree-optimization/38745
27819 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27820 from special handling.
27822 2009-01-26 Richard Guenther <rguenther@suse.de>
27824 PR tree-optimization/38745
27825 * tree-ssa.c (execute_update_addresses_taken): Do not include
27826 variables that cannot possibly be a register in not_reg_needs.
27827 Do not clear TREE_ADDRESSABLE on vars that may not become
27829 * tree-ssa.c (update_alias_info_1): Include those in the set
27830 of addressable vars.
27832 2009-01-26 Richard Guenther <rguenther@suse.de>
27834 PR middle-end/38851
27835 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27836 * tree-ssa-dse.c: Include langhooks.h
27837 (execute_simple_dse): Remove stores with zero size.
27839 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27842 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27845 2009-01-24 Julian Brown <julian@codesourcery.com>
27847 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27848 config/arm/linux-atomic.c.
27849 * config/arm/linux-atomic.c: New.
27851 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27853 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27854 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27855 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27857 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27860 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27863 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27865 PR tree-optimization/38953
27866 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27867 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27868 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27869 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27872 2009-01-24 Paul Brook <paul@codesourcery.com>
27874 * config/arm/neon.md (neon_type): Move to arm.md.
27875 (neon_mov<VSTRUCT>): Add neon_type attribute.
27876 * config/arm/arm.md (neon_type): Move to here.
27877 (conds): Add "unconditioal" and use as default for NEON insns.
27879 2009-01-24 Ben Elliston <bje@au.ibm.com>
27881 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27882 void *' warning from -Wc++-compat.
27883 * Makefile.in (dominance.o-warn): Remove.
27885 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27887 PR tree-optimization/38932
27888 * fold-const.c (fold_unary_ignore_overflow): New.
27889 * tree.h (fold_unary_ignore_overflow): Declare.
27890 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27891 * tree-ssa-sccvn.c (visit_reference_op_load,
27892 simplify_unary_expression): Likewise.
27894 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27896 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27897 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27898 regardless of their type.
27899 * c-common.c (handle_packed_attribute): Don't ignore packed on
27901 * c.opt (Wpacked-bitfield-compat): New warning option.
27902 * stor-layout.c (place_field): Warn if offset of a field changed.
27903 * doc/extend.texi (packed): Mention the ABI change.
27904 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27905 (Warning Options): Add it to the list.
27907 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27909 * c-opts.c (c_common_post_options): Fix a typo in comments.
27911 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27913 PR middle-end/38615
27914 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27915 variables to static.
27916 * doc/invoke.texi (-fmerge-all-constants): Update description.
27918 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27921 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27922 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27924 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27926 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27928 (LOCAL_ALIGNMENT): Similarly.
27930 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27931 Joseph Myers <joseph@codesourcery.com>
27933 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27934 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27935 * config/arm/arm-tune.md: Regenerate.
27936 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27939 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27941 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27942 version number to five.
27944 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27947 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27948 * c-common.c (set_underlying_type): Likewise.
27949 (is_typedef_decl ): Likewise
27951 (set_underlying_type): Likewise.
27952 (is_typedef_type): Likewise.
27954 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27956 PR middle-end/38587
27957 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27960 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27963 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27964 (LIBGCC_SPEC): Don't define.
27965 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27967 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27969 PR rtl-optimization/38879
27970 * alias.c (base_alias_check): Unaligned access via AND address can
27971 alias all surrounding object types except those with sizes equal
27972 or wider than the size of unaligned access.
27974 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27977 * c-decl.c (clone_underlying_type): Move this ...
27978 * c-common.c (set_underlying_type): ... here.
27979 Also, make sure the function properly sets TYPE_STUB_DECL() on
27980 the newly created typedef variant type.
27981 (is_typedef_decl ): New entry point.
27982 * tree.h: Added a new member member_types_needing_access_check to
27983 struct tree_decl_non_common.
27984 (set_underlying_type): New entry point.
27985 (is_typedef_type): Likewise.
27987 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27989 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27990 Check whether two instructions have memory references that
27991 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27992 are helper functions for traversing.
27993 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27994 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27995 not to draw dependency edge for instructions with non-conflicting
27998 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28001 * longlong.h: Update copyright years. Use soft-fp license notice.
28002 Sync __clz_tab declaration with glibc.
28004 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28007 * doc/extend.texi (syscall_linkage): New.
28008 (version_id): Modify.
28010 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28011 Richard Guenther <rguenther@suse.de>
28013 PR tree-optimization/38747
28014 PR tree-optimization/38748
28015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28016 conversion if the base address is an indirect reference and the
28017 aliasing sets could cause issues.
28019 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28021 * common.opt (fgraphite, fgraphite-identity): Add comment for
28022 explaining why these options are not documented.
28024 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28026 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28027 gimple_call_lhs is NULL.
28029 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28032 * emit-rtl.c (adjust_address_1): Make sure memref is never
28035 2009-01-20 Ben Elliston <bje@au.ibm.com>
28037 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28038 const qualifier from arg parameter. Remove unnecessary cast to char *.
28039 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28040 const qualifier from arg 2.
28042 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28044 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28046 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28049 * rtl.h (reinit_regs): New prototype.
28050 * regclass.c: Include ira.h.
28051 (reinit_regs): New.
28052 * Makefile.in (regclass.o): Add ira.h.
28053 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28055 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28058 * c-common.c (handle_aligned_attribute): Use
28059 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28060 default alignment value.
28062 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28064 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28065 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28067 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28068 __BIGGEST_ALIGNMENT__.
28070 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28072 2009-01-18 Richard Guenther <rguenther@suse.de>
28074 PR tree-optimization/38819
28075 * tree-flow.h (operation_could_trap_helper_p): Declare.
28076 * tree-eh.c (operation_could_trap_helper_p): Export.
28077 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28078 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28079 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28080 are about to insert a possibly trapping instruction and fail
28083 2009-01-18 Andreas Schwab <schwab@suse.de>
28085 * doc/install.texi (Configuration): Remove obsolete paragraph
28086 about use of --with-gnu-ld with --with-gnu-as.
28088 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28090 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28091 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28092 Follow spelling conventions.
28094 2009-01-18 Ben Elliston <bje@au.ibm.com>
28096 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28097 C++ warning about implicit conversion from void * to struct
28099 (bitmap_obstack_free): Likewise for bitmap_element *.
28100 * Makefile.in (bitmap.o-warn): Remove.
28102 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28104 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28106 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28107 Tobias Grosser <tobi.grosser@amd.com>
28109 * graphite.c (graphite_trans_scop_block): Do not block single
28112 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28114 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28115 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28116 test with assertion.
28118 2009-01-16 Richard Guenther <rguenther@suse.de>
28120 PR tree-optimization/38835
28121 PR middle-end/36227
28122 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28123 and INT + PTR -> (INT)(PTR p+ INT) folding.
28124 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28126 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28129 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28130 the subreg from a lowpart subreg if it is also casting the value.
28132 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28133 Tobias Grosser <tobi.grosser@amd.com>
28135 * graphite.c (compare_prefix_loops): New.
28136 (build_scop_canonical_schedules): Rewritten.
28137 (graphite_transform_loops): Move build_scop_canonical_schedules
28138 after build_scop_iteration_domain.
28140 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28141 Tobias Grosser <tobi.grosser@amd.com>
28143 * graphite.c (add_conditions_to_domain): Add the loops to
28144 the dimension of the iteration domain. Do copy the domain
28145 only when it exists.
28146 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28147 (add_conditions_to_constraints): New.
28148 (can_generate_code_stmt, can_generate_code): Removed.
28149 (gloog): Do not call can_generate_code.
28150 (graphite_transform_loops): Call add_conditions_to_constraints
28151 after building the iteration domain.
28153 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28155 PR tree-optimization/38789
28156 * tree-ssa-threadedge.c
28157 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28158 __builtin_constant_p.
28160 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28162 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28163 examined before deleting them.
28165 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28167 * function.c (aggregate_value_p): Correctly extract the function
28168 type from CALL_EXPR_FN lookup.
28170 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28172 * config/picochip/picochip.c (picochip_override_options): Revert
28173 CFI asm flag disable commited previously.
28175 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28176 Tobias Grosser <tobi.grosser@amd.com>
28177 Jan Sjodin <jan.sjodin@amd.com>
28179 * graphite.c (scan_tree_for_params): On substractions negate
28180 all the coefficients of the term.
28181 (clast_to_gcc_expression_red): New. Handle reduction expressions
28182 of more than two operands.
28183 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28184 (get_vdef_before_scop): Handle also the case of default definitions.
28186 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28188 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28189 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28190 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28192 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28193 Joey Ye <joey.ye@intel.com>
28195 PR middle-end/37843
28196 * cfgexpand.c (expand_stack_alignment): Don't update stack
28197 boundary nor check incoming stack boundary here.
28198 (gimple_expand_cfg): Update stack boundary and check incoming
28199 stack boundary here.
28201 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28203 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28205 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28207 PR rtl-optimization/38245
28208 * calls.c (expand_call): Add stack arguments to
28209 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28210 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28211 in regs and partially in memory or BLKmode arguments.
28212 (emit_library_call_value_1): Add stack arguments to
28213 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28214 ACCUMULATE_OUTGOING_ARGS).
28215 * dce.c: Include tm_p.h.
28216 (find_call_stack_args): New function.
28217 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28219 (mark_insn): Call find_call_stack_args for CALL_Ps.
28220 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28221 forwards. Allocate and free arg_stores bitmap if needed, pass it
28222 down to deletable_insn_p, don't mark stores set in arg_stores
28223 bitmap, clear the bitmap at the beginning of each bb.
28224 * Makefile.in (dce.o): Depend on $(TM_P_H).
28226 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28229 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28230 to make sure the insn is a conditional test (bug 22599). Reformat a
28233 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28235 PR middle-end/38431
28236 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28237 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28238 (gloog): Do not call cleanup_tree_cfg.
28239 (graphite_transform_loops): Call cleanup_tree_cfg after all
28240 scops have been code generated.
28242 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28243 * doc/gty.texi (Invoking the garbage collector): Added new node
28244 and section documenting ggc_collect.
28246 2009-01-14 Richard Guenther <rguenther@suse.de>
28248 PR tree-optimization/38826
28249 PR middle-end/38477
28250 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28251 initialization notes only if we actually emitted a warning.
28252 (intra_create_variable_infos): Add constraints for a result decl
28253 that is passed by hidden reference.
28254 (build_pred_graph): Mark all related variables non-direct on
28257 2009-01-14 Nick Clifton <nickc@redhat.com>
28259 * ira-conflicts.c: Include addresses.h for the definition of
28261 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28262 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28264 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28267 * Makefile.in (ira-lives.o): Add except.h.
28269 * ira-lives.c: Include except.h.
28270 (process_bb_node_lives): Process can_throw_internal.
28272 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28274 PR rtl-optimization/38774
28275 * combine.c (simplify_set): When undoing cc_use change, don't do
28276 PUT_CODE on the newly created comparison, but instead put back the
28279 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28281 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28282 values. Remove duplicate arm8 entry.
28284 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28286 PR tree-optimization/38786
28287 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28288 the SSA_NAME case of expand_scalar_variables_expr.
28289 Set the type of an expression to the type of its assign statement.
28290 (expand_scalar_variables_expr): Also gather the scalar computation
28291 used to index the memory access. Do not pass loop_p.
28292 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28293 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28294 the gimple_stmt_iterator where it inserts new code.
28295 Do not pass loop_p.
28296 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28297 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28299 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28301 * graphite.h (debug_value): Removed.
28302 * graphite.c (debug_value): Removed.
28304 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28306 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28307 ldrd/strd with two 32-bit instructions.
28309 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28311 * config/arm/arm.c (struct processors): Pass for speed down into
28312 cost helper functions.
28313 (const_ok_for_op): Handle COMPARE and inequality nodes.
28314 (arm_rtx_costs_1): Rewrite.
28315 (arm_size_rtx_costs): Update prototype.
28316 (arm_rtx_costs): Pass speed down to helper functions.
28317 (arm_slowmul_rtx_costs): Rework cost calculations.
28318 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28319 (arm_9e_rtx_costs): Likewise.
28321 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28323 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28324 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28325 (alpha_legitimize_address): Do not split local symbols wider than
28326 UNITS_PER_WORD into HIGH/LO_SUM parts.
28328 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28331 * gcc.c (process_command): Replace call to execvp with calls
28332 to pex_one and exit.
28334 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28337 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28338 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28339 variant for devices with 3-byte PC.
28340 (__tablejump_elpm__): New.
28342 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28345 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28346 offsetof member-designator, handle it as `[0].'.
28348 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28350 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28351 function when not using named sections on targets with named sections
28352 if branch distance is less than 262132.
28354 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28356 * combine.c (combine_instructions): Recompute
28357 optimize_this_for_speed_p for each BB in the main combine loop.
28359 2009-01-12 Tomas Bily <tbily@suse.cz>
28362 * tree-loop-distribution.c (prop_phis): New function.
28363 (generate_builtin): Call prop_phis.
28365 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28367 PR tree-optimization/38807
28368 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28369 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28371 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28373 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28374 subreg of op0 to the original op0.
28376 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28378 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28380 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28383 * mips-tfile.c (parse_def): Fix parsing of def strings
28384 starting with digits.
28386 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28389 * config/arm/arm.c (arm_is_long_call_p): Don't call
28390 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28392 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28394 * regrename.c (regrename_optimize): Fix dumping.
28395 (find_oldest_value_reg): Preserve REG_POINTER.
28396 (copy_hardreg_forward_1): Likewise.
28398 2009-01-09 Diego Novillo <dnovillo@google.com>
28400 * gimple.h (struct gimple_statement_base) <uid>: Document
28401 the restrictions on its use.
28402 (gimple_uid): Tidy.
28403 (gimple_set_uid): Tidy.
28405 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28407 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28408 zero guard even if align_bytes != 0 and count is smaller than
28411 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28413 PR rtl-optimization/38495
28414 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28415 (add_range_and_copies_from_move_list): Print all added ranges.
28416 Add ranges to memory optimized destination.
28418 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28422 * config/i386/i386.c (override_options): Reject
28423 -mstringop-strategy=rep_8byte with -m32.
28424 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28425 to 1. Do count comparison against epilogue_size_needed at compile
28426 time even when count_exp was constant forced into register. For
28427 size_needed don't jump to epilogue, instead just avoid aligning
28428 and invoke the body algorithm. If need_zero_guard, add zero guard
28429 even if count is non-zero, but smaller than size_needed + number of
28430 bytes that could be stored for alignment.
28431 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28432 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28433 but smaller than size_needed + number of bytes that could be stored
28434 for alignment. Compare size_needed with epilogue_size_needed instead
28435 of desired_align - align, don't adjust size_needed, pass
28436 epilogue_size_needed to the epilogue expanders.
28439 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28441 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28443 * pa.c (last_address): Change to unsigned.
28444 (update_total_code_bytes): Change argument to unsigned. Don't
28445 check if insn addresses are set.
28446 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28447 addresses are not set.
28448 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28450 2009-01-09 Nick Clifton <nickc@redhat.com>
28452 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28453 DECL_DECLARED_INLINE_P.
28455 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28457 PR middle-end/38347
28458 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28459 GET_MODE (op0) in operand_subword_force calls.
28461 PR middle-end/38771
28462 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28463 fold_convert arg0 operands to TREE_TYPE (op0) first.
28465 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28467 * params.def (ira-max-conflict-table-size): Decrease default value
28470 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28472 PR tree-optimization/37031
28473 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28475 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28476 allocate it using gc instead of heap, use VEC_quick_push instead of
28478 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28479 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28480 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28481 allocated vector from heap allocated.
28482 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28483 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28484 vector only after perfect_loop_nest_depth call.
28486 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28487 Jan Sjodin <jan.sjodin@amd.com>
28489 PR tree-optimization/38559
28490 * graphite.c (debug_value, copy_constraint,
28491 swap_constraint_variables, scale_constraint_variable, ): New.
28492 (get_lower_bound, get_upper_bound): Removed.
28493 (graphite_trans_bb_strip_mine): Clean up this code that works
28494 only for constant number of iterations. Fully copy upper and
28495 lower bound constraints, not only the constant part of them.
28496 * graphite.h (debug_value): Declared.
28498 2009-01-08 Ira Rosen <irar@il.ibm.com>
28500 PR tree-optimization/37194
28501 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28502 Don't add the cost of cost model guard in prologue to scalar
28503 outside cost in case of known number of iterations.
28505 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28506 Alan Modra <amodra@bigpond.net.au>
28508 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28509 non-word-aligned REG+CONST addressing.
28511 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28514 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28515 free_after_compilation when outputting a thunk.
28516 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28517 Do not call free_after_compilation here.
28519 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28521 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28522 (ix86_valid_target_attribute_inner_p): Ditto.
28524 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28526 PR tree-optimization/38492
28527 PR tree-optimization/38498
28528 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28529 * tree-chrec.h (scev_is_linear_expression): Declared.
28530 * graphite.c (graphite_cannot_represent_loop_niter): New.
28531 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28532 (graphite_loop_normal_form): Use gcc_assert.
28533 (scan_tree_for_params): Use CASE_CONVERT.
28534 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28535 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28536 Use gcc_assert. Discard scops that contain unhandled cases.
28537 (build_scop_conditions): Return a boolean status for unhandled cases.
28538 (strip_mine_profitable_p): Print the loop number, not its depth.
28539 (is_interchange_valid): Pass the depth of the loop nest, don't
28540 recompute it wrongly.
28541 (graphite_trans_bb_block): Same.
28542 (graphite_trans_bb_block): Print tentative of loop blocking.
28543 (graphite_trans_scop_block): Do not print that the loop has been
28545 (graphite_transform_loops): Do not handle scops that contain condition
28548 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28550 AVX Programming Reference (December, 2008)
28551 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28552 (_mm256_stream_pd): Likewise.
28553 (_mm256_stream_ps): Likewise.
28555 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28556 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28557 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28558 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28559 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28560 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28561 (ix86_expand_special_args_builtin): Likewise.
28563 * config/i386/sse.md (AVXMODEDI): New.
28564 (avx_movnt<mode>): Likewise.
28565 (avx_movnt<mode>): Likewise.
28566 (<sse>_movnt<mode>): Remove AVX support.
28567 (sse2_movntv2di): Likewise.
28569 2009-01-07 Richard Guenther <rguenther@suse.de>
28571 PR middle-end/38751
28572 * fold-const.c (extract_muldiv): Remove obsolete comment.
28573 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28574 to PLUS_EXPR canonicalization for the canonicalization.
28576 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28578 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28579 hosted cross-compilers generating less efficient code.
28581 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28583 * function.h (rtl_data): Add a dbr_scheduled_p field.
28584 * reorg.c (dbr_schedule): Set it.
28585 (gate_handle_delay_slots): Check it.
28586 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28587 (mips_reorg): Check flag_delayed_branch instead of
28588 mips_base_delayed_branch.
28589 (mips_override_options): Don't set mips_base_delayed_branch
28590 or flag_delayed_branch.
28592 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28594 PR rtl-optimization/38426.
28595 * ira.c (ira): Set current_function_is_leaf earlier.
28597 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28599 PR rtl-optimization/38722
28600 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28601 too early, only set a flag and modify after last possible
28604 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28607 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28608 * real.c (decimal_single_format): Correct values of emin and emax.
28609 (decimal_double_format): Ditto.
28610 (decimal_quad_format): Ditto.
28611 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28612 computation of DECnn_MIN and DECnn_MAX for corrected values of
28613 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28614 __DECnn_MIN__, and adjust its computation for the corrected value
28617 2009-01-06 Jan Hubicka <jh@suse.cz>
28620 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28622 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28624 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28625 Add Robert Clark to the list of testers.
28627 2009-01-06 Jan Hubicka <jh@suse.cz>
28628 Kai Tietz <kai.tietz@onevision.com>
28630 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28631 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28633 2009-01-06 Jan Hubicka <jh@suse.cz>
28634 Kai Tietz <kai.tietz@onevision.com>
28636 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28638 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28639 (ix86_nsaved_regs): Count only general purpose regs.
28640 (ix86_nsaved_sseregs): New.
28641 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28642 to 16 for w64; compute padding and size of sse reg save area.
28643 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28644 general purpose regs.
28645 (ix86_emit_save_sse_regs_using_mov): New.
28646 (ix86_expand_prologue): Save SSE regs if needed.
28647 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28648 (ix86_emit_restore_sse_regs_using_mov): New.
28649 (ix86_expand_epilogue): Save SSE regs if needed.
28651 2009-01-06 Jan Hubicka <jh@suse.cz>
28652 Kai Tietz <kai.tietz@onevision.com>
28654 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28655 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28656 functions when accumulate outgoing args is off.
28658 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28661 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28662 before using pseudos_have_intersected_live_ranges_p.
28664 * ira-int.h (ira_assert): Always define.
28666 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28668 AVX Programming Reference (December, 2008)
28669 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28670 (_mm256_permute2_pd): Likewise.
28671 (_mm_permute2_ps): Likewise.
28672 (_mm256_permute2_ps): Likewise.
28673 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28674 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28676 * config/i386/i386.c (ix86_builtins): Remove
28677 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28678 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28679 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28680 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28681 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28682 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28683 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28684 __builtin_ia32_vpermil2ps256.
28685 (ix86_init_mmx_sse_builtins): Updated.
28686 (ix86_expand_args_builtin): Likewise.
28688 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28690 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28691 long absolute calls when generating PA 2.0 code.
28693 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28695 PR rtl-optimization/38583
28696 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28698 * params.def (ira-max-conflict-table-size): New.
28700 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28702 * ira.h (ira_conflicts_p): New external definition.
28704 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28705 table. Report this. Return result of building.
28706 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28707 building conflict table.
28709 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28710 (ira_color): Use ira_conflicts_p.
28712 * global.c: Include ira.h.
28713 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28716 * Makefile.in (global.o): Add ira.h.
28718 * ira-build.c (mark_all_loops_for_removal,
28719 propagate_some_info_from_allocno): New.
28720 (remove_unnecessary_allocnos): Call
28721 propagate_some_info_from_allocno.
28722 (remove_low_level_allocnos): New.
28723 (remove_unnecessary_regions): Add parameter. Call
28724 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28725 parameter to remove_unnecessary_regions.
28726 (ira_build): Remove all regions but root if the conflict table was
28727 not built. Update conflict hard regs for allocnos crossing calls.
28729 * ira.c (ira_conflicts_p): New global.
28730 (ira): Define and use ira_conflicts_p.
28732 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28733 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28734 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28736 2009-01-06 Ben Elliston <bje@au.ibm.com>
28738 * gengtype-lex.l (YY_NO_INPUT): Define.
28740 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28743 * c-common.c (handle_vector_size_attribute): Also reject
28744 BOOLEAN_TYPE types.
28746 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28748 PR tree-optimization/38492
28749 * graphite.c (rename_map_elt, debug_rename_elt,
28750 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28751 rename_map_elt_info, eq_rename_map_elts,
28752 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28753 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28754 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28755 (sese_build_livein_liveouts): New.
28756 (new_sese, free_sese): New.
28757 (new_scop): Call new_sese.
28758 (free_scop): Call free_sese.
28759 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28760 (register_old_new_names): Renamed register_old_and_new_names.
28761 (register_scop_liveout_renames, add_loop_exit_phis,
28762 insert_loop_close_phis, struct igp,
28763 default_liveout_before_guard, add_guard_exit_phis,
28764 insert_guard_phis, copy_renames): New.
28765 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28766 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28767 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28768 (scop_adjust_phis_for_liveouts): New.
28769 (gloog): Call scop_adjust_phis_for_liveouts.
28771 * graphite.h (struct sese): Documented. Added fields liveout,
28772 num_ver and livein.
28773 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28774 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28775 (struct scop): Added field liveout_renames.
28776 (SCOP_LIVEOUT_RENAMES): New.
28778 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28780 PR tree-optimization/38510
28781 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28782 (translate_clast): Call recompute_all_dominators before
28784 (gloog): Call recompute_all_dominators before graphite_verify.
28786 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28787 Jan Sjodin <jan.sjodin@amd.com>
28789 PR tree-optimization/38500
28790 * graphite.c (create_sese_edges): Call fix_loop_structure after
28793 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28795 * config.gcc: Add m32r*-*-rtems*.
28796 * config/m32r/rtems.h: New file.
28798 2009-01-05 Ben Elliston <bje@au.ibm.com>
28800 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28801 (.po.pox): Likewise.
28802 (po/gcc.pot): Likewise.
28804 2009-01-04 David S. Miller <davem@davemloft.net>
28806 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28807 (STARTING_FRAME_OFFSET): Always set to zero.
28809 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28811 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28812 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28813 fixed-point types, and vectors of the same.
28815 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28817 * config/mips/sync.md (*mb_barrier): Rename to...
28818 (*memory_barrier): ...this.
28820 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28822 * doc/extend.texi (Function Attributes): Move @cindex after @item
28823 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28824 and put in alphabetical order. Fix 'target' name and put in order.
28825 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28828 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28830 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28831 (memory_barrier): Expand as unspec instead of unspec_volatile.
28832 Remove mem:BLK from insn operands. Use Pmode scratch register.
28833 (*memory_barrier): Define as unspec instead of unspec_volatile.
28834 Use (match_dup 0) as input operand.
28836 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28837 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28838 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28839 scratch register. Remove operand 1.
28840 (*stbar): Define as unspec instead of unspec_volatile.
28841 Use (match_dup 0) as input operand, remove (const_int 8).
28842 (*membar): Define as unspec instead of unspec_volatile.
28843 Use (match_dup 0) as input operand, remove input operand 2.
28845 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28846 (memory_barrier): Expand as unspec instead of unspec_volatile.
28847 Remove mem:BLK from insn operands. Use Pmode scratch register.
28848 (*memory_barrier): Define as unspec instead of unspec_volatile.
28849 Use (match_dup 0) as input operand.
28851 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28852 Remove mem:BLK from insn operands. Use Pmode scratch register.
28853 Set volatile flag on operand 0.
28854 (*memory_barrier): New insn pattern.
28856 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28858 (*memory_barrier): Use (match_dup 0) as input operand.
28860 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28861 Remove mem:BLK from insn operands. Use Pmode scratch register.
28862 Set volatile flag on operand 0.
28863 (*mb_internal): New insn pattern.
28865 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28867 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28869 PR middle-end/38586
28870 * function.c (struct temp_slot): Move to the section of the file
28871 that deals with temp slots. Remove field 'address'.
28872 (temp_slot_address_table): New hash table of address -> temp slot.
28873 (struct temp_slot_address_entry): New struct, items for the table.
28874 (temp_slot_address_compute_hash, temp_slot_address_hash,
28875 temp_slot_address_eq, insert_temp_slot_address): Support functions
28877 (find_temp_slot_from_address): Rewrite to use the new hash table.
28878 (remove_unused_temp_slot_addresses): Remove addresses of temp
28879 slots that have been made available.
28880 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28881 worker function for remove_unused_temp_slot_addresses.
28882 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28883 Add the temp slot address to the address -> temp slot map.
28884 (update_temp_slot_address): Update via insert_temp_slot_address.
28885 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28886 (pop_temp_slots): Likewise.
28887 (init_temp_slots): Allocate the address -> temp slot map, or empty
28888 the map if it is already allocated.
28889 (prepare_function_start): Initialize temp slot processing.
28891 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28893 PR middle-end/38584
28894 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28895 Calculate the size of all stack vars assuming no packing of stack
28896 vars will happen, replacing a quadratic algorithm with a linear one.
28898 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28901 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28904 2009-01-03 Diego Novillo <dnovillo@google.com>
28906 * doc/contrib.texi: Update contributions.
28908 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28911 * builtins.c (fold_builtin_memory_op): Give up if either operand
28912 is volatile. Set srctype or desttype to non-qualified version
28916 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28917 and FUNCTION_DECLs.
28919 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28921 PR rtl-optimization/35805
28922 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28923 problem if fast dce is able to remove any instructions.
28924 * dce.c (dce_process_block): Fix dump message.
28926 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28929 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28931 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28933 PR middle-end/38690
28934 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28935 * tree-pretty-print.c (op_code_prio): New function.
28936 (op_prio): No longer static. Use op_code_prio.
28937 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28938 Use op_prio and op_code_prio to determine if () should be
28939 printed around operand(s) or not.
28941 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28942 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28943 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28944 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28945 pp_character instead of pp_string for single letter printing.
28947 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28949 * doc/extend.texi: Fix '#pragma GCC option' typo.
28951 2009-01-02 Richard Guenther <rguenther@suse.de>
28953 * doc/install.texi (--enable-checking): Mention different
28954 default for stage1.
28955 (--enable-stage1-checking): Document.
28957 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28959 PR middle-end/30142
28960 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28961 case to be an error.
28963 2009-01-02 Ben Elliston <bje@au.ibm.com>
28965 * config/fp-bit.h (pack_d): Constify argument.
28966 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28967 (isnan): Constify argument.
28969 (iszero): Likewise.
28970 (pack_d): Likewise.
28971 (_fpadd_parts): Constify return type.
28972 (_fpmul_parts): Likewise.
28973 (_fpdiv_parts): Likewise.
28975 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28978 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28979 warn about overwriting initializer with side-effects or
28980 -Woverride-init if !IMPLICIT.
28981 (output_init_element): Likewise. Pass IMPLICIT down to
28983 (process_init_element): Add IMPLICIT argument. Pass it down
28984 to output_init_element.
28985 (push_init_element, pop_init_level, set_designator): Adjust
28986 process_init_element callers.
28987 (set_nonincremental_init, set_nonincremental_init_from_string):
28988 Adjust add_pending_init callers.
28989 (output_pending_init_elements): Adjust output_init_element callers.
28990 * c-tree.h (process_init_element): Adjust prototype.
28991 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28992 process_init_element callers.
28995 Copyright (C) 2009 Free Software Foundation, Inc.
28997 Copying and distribution of this file, with or without modification,
28998 are permitted in any medium without royalty provided the copyright
28999 notice and this notice are preserved.