1 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
6 * tree.c: Include intl.h.
7 (expand_location): Handle BUILTINS_LOCATION.
8 * Makefile.in (tree.o): Depend on intl.h.
11 * dwarf2out.c (dwarf2out_var_location): Always clear
12 last_postcall_label when changing last_label.
14 2009-10-14 Pascal Obry <obry@adacore.com>
16 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
17 (process_command): Handle -E as done with -c and -S. Do not add
18 the target executable suffix to the output file when -E is used.
19 (main): Adjust error message accordingly.
21 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
27 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
29 (tree_code_size): Likewise.
31 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33 * builtins.c (fold_builtin_1): Support complex "arc" functions.
34 * real.h (HAVE_mpc_arc): Define.
36 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
38 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
39 (struct builtin_description): Add fndecl field.
40 (bdesc): Remove const qualifier. Update initializer.
41 (sh_media_init_builtins): Remove const qualifier for d. Record
42 the result of add_builtin_function to the fndecl field.
43 (sh_builtin_decl): New.
44 (sh_media_builtin_decl): New.
46 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
49 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
50 requests between special registers.
52 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
54 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
56 2009-10-13 Richard Henderson <rth@redhat.com>
58 PR tree-optimization/41377
59 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
60 (cleanup_empty_eh_merge_phis): New change_region parameter;
61 pass it on to redirect_eh_edge_1. Update callers.
62 (cleanup_empty_eh_unsplit): Don't require an existing EH label
63 at the destination block.
65 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
67 * passes.c (register_pass): Replaced gcc_unreachable by
68 fatal_error on failure. Mentions plugins in comments & messages.
70 2009-10-13 Jakub Jelinek <jakub@redhat.com>
73 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
74 * sched-vis.c (print_value): Use it.
75 * cselib.c (cselib_hash_rtx): Likewise.
76 * print-rtl.c (print_rtx): Likewise.
77 * cfgexpand.c (expand_debug_rtx): Likewise.
78 * var-tracking.c (vt_expand_loc_callback): Likewise.
80 2009-10-13 Richard Guenther <rguenther@suse.de>
83 * opts.c (handle_option): Split out code to handle setting
84 the options flag var ...
85 (set_option): ... here.
86 * opts.h (set_option): Declare.
87 * lto-opts.c (register_user_option_p): Include -fexceptions
88 and all position independent code variants.
89 (handle_common_option): Remove.
90 (lto_reissue_options): Use set_option.
92 2009-10-13 Martin Jambor <mjambor@suse.cz>
94 PR tree-optimization/41661
95 * ipa-prop.c (compute_complex_pass_through): Allow only operations
96 that are tcc_comparisons or do not change the type in any
98 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
99 folding tcc_comparison operations.
101 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
103 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
106 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
112 * tree.def (DEBUG_EXPR_DECL): New.
113 * rtl.def (DEBUG_EXPR): New.
114 * gengtype.c (adjust_field_rtx_def): Handle it.
115 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
116 (insert_debug_temp_for_var_def): ... this. Drop support for
117 moving. Take iterator for def stmt; insert debug stmt before it.
118 Scan early for use count and kind in debug stmts.
119 (propagate_defs_into_debug_stmts): Rename to...
120 (insert_debug_temps_for_defs): ... this. Likewise.
121 * tree.h (DEBUG_TEMP_UID): New.
122 * tree.c (next_debug_decl_uid): New.
123 (make_node_stat): Count debug decls separately.
124 (copy_node_stat): Likewise.
125 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
126 * var-tracking.c (dv_is_decl_p): Recognize it.
127 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
128 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
129 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
130 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
131 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
132 (cselib_hash_rtx): Likewise.
133 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
134 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
136 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
137 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
138 * rtl.c (copy_rtx): Likewise.
139 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
140 * print-rtl.c (print_rtx): Likewise.
141 * sched-vis.c (print_value): Likewise.
142 (print_insn): Handle DEBUG_EXPR_DECL.
143 * tree-dump.c (dequeue_and_dump): Likewise.
144 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
145 * gimple-iterator (gsi_replace): Check for same lhs.
146 (gsi_remove): Insert debug temps.
147 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
148 (move_computations_stmt): Drop explicit propagation into debug stmts.
149 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
150 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
151 * tree-ssa-sink.c (statement_sink_location): Likewise.
152 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
153 * tree-ssanames.c (release_ssa_name): Adjust for rename.
154 * tree-flow.h: Likewise.
155 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
156 debug temps without values.
157 (eliminate_unnecessary_stmts): Don't discard just-inserted
160 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
163 * config/cris/cris.md (andu): Check that operand 1 is one of the
164 general registers. Fix typo in head comment.
166 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
168 * config/i386/i386.md (vswapmov): New.
169 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
170 (ix86_function_ms_hook_prologue): New.
171 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
172 * configure.ac: Test for swap suffix support in as.
173 * configure: Rebuild.
175 2009-10-12 Jakub Jelinek <jakub@redhat.com>
178 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
179 paradoxical subregs to prevent partial register stalls if the inner
180 mode is integer mode.
182 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
186 2009-10-12 Dodji Seketeli <dodji@redhat.com>
189 * gcc/dwarf2out.c (template_parameter_pack_die,
190 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
192 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
195 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
197 (maybe_register_def): Likewise. Take stmt iterator.
198 (rewrite_update_stmt): Take stmt iterator and pass it on.
199 (rewrite_update_enter_block): Pass stmt iterator.
201 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
203 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
204 (spu_builtin_decl): New function.
206 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.md (SWIM): New mode iterator.
209 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
210 using SWIM mode iterator.
211 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
212 patterns using SWI48 mode iterator.
213 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
214 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
215 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
216 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
217 patterns using SWI248 mode iterator.
218 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
219 gen_x86_movdicc_0_m1_rex64 for renamed function
221 2009-10-11 Jose Ruiz <ruiz@adacore.com>
222 Eric Botcazou <ebotcazou@adacore.com>
225 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
226 * config/sparc/sol2-unwind.h: New file.
228 2009-10-11 Olivier Hainque <hainque@adacore.com>
229 Eric Botcazou <ebotcazou@adacore.com>
232 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
233 * config/i386/sol2-unwind.h: New file.
235 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
238 * config/i386/i386.md (addsi_1_zext): Get the proper second
241 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
243 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
244 all OLD_RTXes, not just REGs. Use copy_rtx to create the
247 2009-10-11 Richard Guenther <rguenther@suse.de>
249 * gimple.c (iterative_hash_type_name): Do not handle special
252 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
254 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
255 (*setcc_si_1_and): Ditto.
256 (*setcc_si_1_movzbl): Ditto.
257 (*setcc_<mode>_2): Ditto.
258 (*setcc_qi): Rename from *setcc_1.
259 (*setcc_qi_slp): Rename from *setcc_2.
261 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
262 (*zero_extendqisi2_movzbw_and splitter): Ditto.
264 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
265 "if" condition, there is already assert with reload_completed present.
267 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
269 * plugin.c (try_init_one_plugin): Improve constness of variable err.
271 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
273 * doc/install.texi (Final install): Refer to
274 http://gcc.gnu.org/bugs/ for bug reporting.
276 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
278 * configure.ac: Add test for dci instruction.
279 * configure: Regenerate.
280 * config.in: Likewise.
281 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
282 * doc/invoke.texi: Add cpu_type 476 and 476fp.
283 (-mmulhw): Add 476 to description.
285 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
286 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
287 (processor_target_table): Add 476 and 476fp entries.
288 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
289 (rs6000_issue_rate): Add CPU_PPC476.
290 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
291 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
292 (processor_type): Add PROCESSOR_PPC476.
293 (EXTRA_SPECS): Add asm_cpu_476 string.
294 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
295 (define_attr "cpu"): Add ppc476.
297 Update comments for 476.
298 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
299 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
300 Update copyright year.
301 * config/rs6000/476.md: New file.
302 * config/rs6000/40x.md: Add description for "isel" attribute.
303 Update copyright year.
304 * config/rs6000/440.md: Likewise.
305 * config/rs6000/603.md: Likewise.
306 * config/rs6000/6xx.md: Likewise.
307 * config/rs6000/7450.md: Likewise.
308 * config/rs6000/7xx.md: Likewise.
309 * config/rs6000/8540.md: Likewise.
310 * config/rs6000/cell.md: Likewise.
311 * config/rs6000/e300c2c3.md: Likewise.
312 * config/rs6000/e500mc.md: Likewise.
313 * config/rs6000/mpc.md: Likewise.
314 * config/rs6000/power4.md: Likewise.
315 * config/rs6000/power5.md: Likewise.
316 * config/rs6000/power6.md: Likewise.
317 * config/rs6000/power7.md: Likewise.
318 * config/rs6000/rios1.md: Likewise.
319 * config/rs6000/rios2.md: Likewise.
320 * config/rs6000/rs64.md: Likewise.
322 2009-10-10 Richard Guenther <rguenther@suse.de>
324 PR tree-optimization/41654
325 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
326 a cond expr before calling gimple_cond_set_condition_from_tree.
327 (ifcombine_iforif): Likewise.
329 2009-10-09 Ian Lance Taylor <iant@google.com>
331 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
332 * configure: Rebuild.
334 2009-10-09 Neil Vachharajani <nvachhar@google.com>
336 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
339 2009-10-09 Richard Guenther <rguenther@suse.de>
342 * target-def.h (TARGET_BUILTIN_DECL): Define.
343 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
344 * target.h (struct gcc_target): Add builtin_decl target hook.
345 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
346 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
348 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
350 (lto_output_builtin_tree): Sorry if the target does not support
351 streaming target builtins.
352 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
353 (rs6000_builtin_decl): New function.
354 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
355 (ix86_builtin_decl): New function.
357 2009-10-09 Jakub Jelinek <jakub@redhat.com>
359 PR preprocessor/41445
360 * c-ppoutput.c (do_line_change): New function.
361 (cb_line_change): Use it.
362 (scan_translation_unit): Call do_line_change if
363 avoid_paste or PREV_WHITE and token location is on a different line
367 * dwarf2out.c (dwarf2out_init): Test whether
368 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
371 PR rtl-optimization/41646
372 * calls.c (expand_call): For BLKmode types returned in registers
373 avoid likely spilled hard regs in copy_blkmode_from_reg generated
376 2009-10-09 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/41634
379 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
380 we remove the correct elements.
381 (optimize_stmt): Make sure to update stmt operands before
382 optimizing redundancies.
384 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
386 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
388 2009-10-09 Richard Guenther <rguenther@suse.de>
391 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
393 (lto_wrapper_exit): New function.
395 (fatal_perror): Likewise.
396 (fork_execute): Use global args_name, do not free it.
397 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
398 * lto-streamer.h: Remove duplicate prototypes.
400 2009-10-09 Richard Guenther <rguenther@suse.de>
402 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
403 before calling stmt_can_throw_external.
405 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
407 PR tree-optimization/40071
408 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
409 pointer if the original data reference doesn't conflict with the
410 created vector data reference. Fix long line.
412 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
414 * config/i386/i386.md (any_div): New code iterator.
415 (u): Handle div and udiv.
417 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
419 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
420 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
421 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
422 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
424 2009-10-08 Joseph Myers <joseph@codesourcery.com>
426 * gcc.c (main): Remove trailing "." from diagnostics.
428 2009-10-08 Cary Coutant <ccoutant@google.com>
430 Add support for debugging with ICF (Identical Code Folding).
431 * calls.c (debug.h): New #include.
432 (emit_call_1): Call virtual_call_token debug hook.
433 * common.opt (-fenable-icf-debug): New option.
434 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
435 locations in the source).
436 (poc_label_num): New variable.
437 (dcall_entry, vcall_entry): New typedefs.
438 (dcall_table, vcall_table): New variables.
439 (struct vcall_insn): New type.
440 (vcall_insn_table): New variable.
441 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
442 (size_of_dcall_table): New function.
443 (output_dcall_table): New function.
444 (size_of_vcall_table): New function.
445 (output_vcall_table): New function.
446 (dwarf2out_direct_call): New function.
447 (vcall_insn_table_hash): New function.
448 (vcall_insn_table_eq): New function.
449 (dwarf2out_virtual_call_token): New function.
450 (dwarf2out_virtual_call): New function.
451 (dwarf2out_init): Allocate new tables and sections.
452 (prune_unused_types): Mark DIEs referenced from direct call table.
453 (dwarf2out_finish): Output direct and virtual call tables.
454 * final.c (final_scan_insn): Call direct_call and virtual_call
456 * debug.h (struct gcc_debug_hooks): Add direct_call,
457 virtual_call_token, virtual_call hooks.
458 (debug_nothing_uid): New function.
459 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
460 (debug_nothing_uid): New function.
461 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
462 (xcoff_debug_hooks): Likewise.
463 * sdbout.c (sdb_debug_hooks): Likewise.
464 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
465 * doc/invoke.texi (-fenable-icf-debug): New option.
467 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
470 * regmove.c (regmove_backward_pass): Replace src with dst in the
471 debug insn, and check for dst before rather than after.
473 2009-10-08 Janis Johnson <janis187@us.ibm.com>
475 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
476 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
478 2009-10-08 Jan Hubicka <jh@suse.cz>
481 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
482 do not mark cgraph nodes as needed.
483 (record_references_in_initializer): Add new only_vars parameter.
484 * cgraph.h (record_references_in_initializer): New parameter.
485 * varasm.c (assemble_variable): Update call.
486 * varpool.c (varpool_analyze_pending_decls): Always look for
489 2009-10-08 Anatoly Sokolov <aesok@post.ru>
491 * config/avr/avr.c (last_insn_address) Remove variable.
492 (expand_prologue): Don't initialise last_insn_address variable.
493 (final_prescan_insn): Don't output insn size.
494 * config/avr/avr.opt (msize): Remove switch.
495 * doc/invoke.texi (AVR Options): Remove documentation of -msize
498 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
500 * combine.c (label_tick_ebb_start): Fix comment.
501 (combine_instructions): Set label_tick and label_tick_ebb_start before
502 calling setup_incoming_promotions. Start them from 1. Increment
503 label_tick instead of deriving it from the BB index. Rather than
504 comparing ticks use the block from the previous iteration to decide
505 whether to start a new EBB. Remove empty lines before function.
507 2009-10-08 Michael Matz <matz@suse.de>
510 * builtins.c (fold_builtin_isascii): Use fold_build2.
511 (fold_builtin_isdigit): Ditto.
512 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
513 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
514 remove_useless_stmts_cond, remove_useless_stmts_tf,
515 remove_useless_stmts_tc, remove_useless_stmts_bind,
516 remove_useless_stmts_goto, remove_useless_stmts_label,
517 remove_useless_stmts_1, remove_useless_stmts,
518 pass_remove_useless_stmts): Remove.
519 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
520 * passes.c (init_optimization_passes): Don't add
521 pass_remove_useless_stmts.
522 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
523 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
525 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
526 for static constants.
527 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
528 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
530 2009-10-08 Richard Guenther <rguenther@suse.de>
532 * gimple.c (free_gimple_type_tables): New function.
533 * gimple.h (free_gimple_type_tables): Declare.
535 2009-10-07 Mark Heffernan <meheff@google.com>
537 * ipa-prop.c (ipa_print_node_params) Only print
538 names of named arguments.
540 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
542 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
543 being statically linked.
545 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
547 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
549 2009-10-08 Jan Hubicka <jh@suse.cz>
552 * ipa.c (cgraph_externally_visible_p,
553 function_and_variable_visibility,
554 whole_program_function_and_variable_visibility): Skip non-finalized
557 2009-10-08 Nick Clifton <nickc@redhat.com>
559 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
562 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
565 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
567 2009-10-07 Joseph Myers <joseph@codesourcery.com>
570 * c-common.c (c_fully_fold_internal): Strip nops from the result
571 of recursive calls to c_fully_fold_internal.
572 (c_wrap_maybe_const): New.
573 (c_save_expr): Use c_wrap_maybe_const.
574 * c-common.h (c_wrap_maybe_const): Declare.
575 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
576 build_binary_op): Use c_wrap_maybe_const.
578 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
580 * real.c: Fix comment to reflect actual exponent size.
582 2009-10-08 Ben Elliston <bje@au.ibm.com>
584 * config/rs6000/a2.md: Add FSF comment header.
586 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md (any_extend): New code iterator.
589 (u, s): New code attributes.
591 (DWIH): Rewrite as code iterator for SI and DI modes.
592 (DWI): Rewrite as mode attribute.
593 (dwi): New mode attribute.
594 (di): Depend on SI mode and DI mode.
595 (doubleint_general_operand): Remove mode attribute.
597 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
600 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
601 (*sub<mode>3_doubleword): Ditto.
603 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
604 using SWIM248 mode iterator.
605 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
606 using SWI48 mode iterator.
607 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
608 patterns using DWIH mode iterator and any_extend code iterator.
609 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
610 using any_extend code iterator.
611 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
612 patterns using DWIH mode iterator and any_extend code iterator.
613 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
614 using any_extend code iterator.
615 (<s>mul<mode>3_highpart): Macroize expander from
616 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
617 and any_extend code iterator.
618 (*<s>muldi3_highpart_1): Macroize insn from
619 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
620 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
621 patterns using any_extend code iterator.
622 (*<s>mulsi3_highpart_zext): Macroize insn from
623 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
625 2009-10-07 Jakub Jelinek <jakub@redhat.com>
627 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
628 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
629 refering to a DIE with DW_AT_const_value.
631 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
634 * ira-lives.c (check_and_make_def_conflict): Process all operands.
636 2009-10-06 Jan Hubicka <jh@suse.cz>
638 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
641 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
644 *lea_2_rex64): Move before *add<mode>_1 pattern.
646 2009-10-07 Jan Hubicka <jh@suse.cz>
648 * collect2.c (main): Add -fno-whole-program.
649 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
651 2009-10-07 Jan Hubicka <jh@suse.cz>
653 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
654 has no address taken.
655 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
657 (cgraph_clone_node): Clear externally_visible flag for clones.
658 * cgraph.h (cgraph_only_called_directly_p,
659 cgraph_can_remove_if_no_direct_calls_p): New predicates.
660 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
661 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
662 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
663 ipcp_insert_stage): Likwise.
664 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
665 externally_visible flag.
666 (verify_cgraph_node): Verify that inline clones look right.
667 (process_function_and_variable_attributes): Do not set
668 externally_visible flags.
669 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
671 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
673 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
674 clear externally_visible when turning into inline clones
675 (cgraph_mark_inline_edge): Use new predicates.
676 (cgraph_estimate_growth): Likewise.
677 (cgraph_decide_inlining): Likewise.
678 * ipa.c (cgraph_postorder): Likewise.
679 (cgraph_remove_unreachable_nodes): Likewise; sanity check
680 that inline clones are not needed.
681 (cgraph_externally_visible_p): New predicate.
682 (function_and_variable_visibility): Add whole_program parameter;
683 always set externally_visible flag; handle COMDAT function
685 (local_function_and_variable_visibility): New function.
686 (gate_whole_program_function_and_variable_visibility): New function.
687 (whole_program_function_and_variable_visibility): New function.
688 (pass_ipa_whole_program_visibility): New function.
689 * passes.c (init_optimization_passes): Add whole program visibility
691 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
692 not care about needed/reachable flags.
693 * varpool.c: Include flags.h
694 (decide_is_variable_needed): When doing LTO assume whole-program mode.
695 (varpool_finalize_decl): When we are in LTO read-back, all variables
697 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
699 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
701 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
704 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
706 * config.gcc: Don't include the makefile fragments intended for
708 * config/s390/fixdfdi.h: File removed.
709 * config/s390/libgcc-glibc.ver: File removed.
710 * config/s390/s390.h: Remove the fixdfdi.h hack.
711 * config/s390/t-crtstuff: File moved to libgcc dir.
712 * config/s390/t-linux: Likewise.
713 * config/s390/t-tpf: libgcc specific parts removed.
714 * config/s390/t-linux64: Likewise.
716 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
718 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
719 (lto-compress.o): Likewise.
721 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
724 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
725 dllexport to class members here.
726 (i386_pe_determine_dllimport_p): Only check static class data for
728 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
729 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
730 functions for vague linkage.
731 (i386_pe_type_dllexport_p): Fix formatting.
732 (maybe_add_dllexport) New function.
733 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
736 2009-10-07 Ben Elliston <bje@au.ibm.com>
738 * config/rs6000/a2.md: Remove duplicated lines.
740 2009-10-07 Ben Elliston <bje@au.ibm.com>
742 * config.gcc (powerpc*-*-*): Handle a2.
743 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
744 * config/rs6000/a2.md: New file.
745 * config/rs6000/rs6000.opt (mno-update): New.
746 (mupdate): Return to using a mask, not a var.
747 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
748 (enum processor_type): Add PROCESSOR_PPCA2.
749 * config/rs6000/rs6000.c (ppca2_cost): New costs.
750 (rs6000_override_options): Add "a2" to processor_target_table.
751 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
752 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
754 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
756 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
757 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
758 reference to nonexistent gen_truncxfxf2 function.
760 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
763 (DWIH, g, di, doubleint_general_operand): New mode attributes.
764 (general_operand): Handle TI mode.
765 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
766 using SDWIM mode iterator.
767 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
768 pattern from *add{di,ti}3_1 patterns and corresponding splitters
769 using DWI mode iterator.
770 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
771 patterns using SWI mode iterator.
772 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
773 using SWI48 mode iterator.
774 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
775 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
776 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
777 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
778 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
779 using SDWIM mode iterator.
780 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
781 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
782 using DWI mode iterator.
783 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
784 patterns using SWI mode iterator.
785 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
786 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
787 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
788 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
789 patterns using plusminus code iterator.
790 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
791 sub<mode>3 patterns using plusminus code iterator.
792 * config/i386/i386.c (override_options): Update the call to
793 gen_subdi_carry_rex64 for renamed function.
794 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
795 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
796 calls to instruction expanders.
798 2009-10-06 Martin Jambor <mjambor@suse.cz>
801 * opts.c (decode_options): Run IPA-SRA at -O2.
803 2009-10-06 Richard Guenther <rguenther@suse.de>
805 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
807 2009-10-06 Tobias Burnus <burnus@net-b.de>
810 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
811 -flto and -fwhole-program flags can be combined.
813 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
816 * gcc.c (process_command): Check that -o argument was specified.
818 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
820 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
822 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
824 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
825 * doc/invoke.texi (Warning Options): Annotate allowed languages
826 for -Wunsuffixed-float-constants.
828 2009-10-05 Jakub Jelinek <jakub@redhat.com>
830 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
831 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
832 same name and isn't the main variant.
835 * dwarf2out.c (loc_by_reference): Removed.
836 (dw_loc_list_1): New function.
837 (dw_loc_list): Remove toplev argument, add want_address argument.
838 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
839 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
840 want_address == 2 to dw_loc_list. For successful dw_loc_list
841 set have_address to 1 only if want_address is not 0.
843 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
845 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
846 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
847 a code block followed by two pointers.
848 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
849 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
850 (MIPS_MOVE): Likewise.
851 (MIPS_LUI): Likewise.
853 (MIPS_BAL): Likewise.
854 (MIPS_NOP): Likewise.
855 (mips_asm_trampoline_template): Delete.
856 (mips_trampoline_code_size): New function.
857 (mips_trampoline_init): Add shorter sequences for all cases
858 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
859 Calculate the opcodes directly, rather than copying from a template.
860 Only flush the code part of the trampoline.
861 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
863 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
865 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
866 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
867 (INCOMING_RETURN_ADDR_RTX): Likewise.
868 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
870 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
871 with RETURN_ADDR_REGNUM.
872 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
873 * config/mips/mips.c (mips16_build_call_stub): Replace
874 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
875 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
876 (mips_print_operand_punctuation): Likewise.
877 (mips_frame_set): Likewise.
878 (mips16e_output_save_restore): Likewise.
879 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
880 (mips_save_reg_p): Likewise.
881 (mips_return_addr): Likewise.
882 (mips_set_return_address): Likewise.
883 (mips_direct_save_slot_move_p): Likewise.
884 (mips_output_function_prologue): Likewise.
885 (mips_restore_reg): Likewise.
886 (mips_expand_epilogue): Likewise.
887 (mips_epilogue_uses): Likewise.
888 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
889 (*mov<mode>_ra): Use it instead of a hard-coded 31.
890 (clear_hazard_<mode>): Likewise.
891 (call_internal): Likewise.
892 (call_internal_direct): Likewise.
893 (call_direct_split): Likewise.
894 (call_value_internal): Likewise.
895 (call_value_split): Likewise.
896 (call_value_internal_direct): Likewise.
897 (call_value_direct_split): Likewise.
898 (call_value_multiple_internal): Likewise.
899 (call_value_multiple_split): Likewise.
901 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
902 Jakub Jelinek <jakub@redhat.com>
904 PR rtl-optimization/41511
905 * combine.c (record_value_for_reg): Pass explicit values as argument
906 to get_last_value_validate.
907 (get_last_value_validate): Document INSN parameter.
908 For non-readonly MEMs, assume they might have been modified if INSN
909 was in another basic block.
910 (get_last_value): Minor reformatting.
912 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
915 * final.c (asm_str_count): Split out from asm_insn_count.
916 * rtl.h (asm_str_count): New prototype.
917 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
920 2009-10-05 Sriraman Tallam <tmsriram@google.com>
922 * doc/plugins.texi: Change plugin_pass to register_pass_info.
924 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
925 Rafael Espindola <espindola@google.com>
927 * gengtype.c (write_types): Moved call to write_func_for_structure
930 2009-10-05 Richard Guenther <rguenther@suse.de>
933 * lto-cgraph.c (output_cgraph): Output toplevel asms.
934 (input_cgraph_1): Input toplevel asms.
936 2009-10-05 Richard Guenther <rguenther@suse.de>
939 * lto-symtab.c (lto_compatible_attributes_p): Remove.
940 (external_aggregate_decl_p): Likewise.
941 (lto_symtab_compatible): Re-structure. Remove dead code.
942 For variables ignore toplevel qualifiers when comparing types.
943 Issue warnings, not errors for mismatched user-alignment.
945 2009-10-05 Richard Guenther <rguenther@suse.de>
949 * lto-symtab.c (struct lto_symtab_base_def): Remove.
950 (struct lto_symtab_identifier_def): Likewise.
951 (struct lto_symtab_decl_def): Likewise.
952 (struct lto_symtab_entry_def): New.
953 (lto_symtab_identifier_t): Rename to ...
954 (lto_symtab_entry_t): ... this.
955 (lto_symtab_decls): Remove.
956 (lto_symtab_base_hash): Rename to ...
957 (lto_symtab_entry_hash): ... this.
958 (lto_symtab_base_eq): Rename to ...
959 (lto_symtab_entry_eq): ... this.
960 (lto_symtab_base_marked_p): Rename to ...
961 (lto_symtab_entry_marked_p): ... this.
962 (lto_symtab_identifier_marked_p): Remove.
963 (lto_symtab_decl_marked_p): Likewise.
964 (lto_symtab_maybe_init_hash_tables): Rename to ...
965 (lto_symtab_maybe_init_hash_table): ... this.
966 (lto_symtab_set_resolution_and_file_data): Remove.
967 (lto_symtab_register_decl): New function.
968 (lto_symtab_get_identifier): Remove.
969 (lto_symtab_get): New function.
970 (lto_symtab_get_resolution): Adjust.
971 (lto_symtab_get_identifier_decl): Remove.
972 (lto_symtab_set_identifier_decl): Likewise.
973 (lto_symtab_merge_decl): Rename to ...
974 (lto_symtab_merge): ... this. Rewrite.
975 (lto_symtab_merge_var): Remove.
976 (lto_symtab_merge_fn): Likewise.
977 (lto_symtab_prevailing_decl): Adjust.
978 (lto_cgraph_replace_node): New function.
979 (lto_symtab_merge_decls_2): Likewise.
980 (lto_symtab_merge_decls_1): Likewise.
981 (lto_symtab_fixup_var_decls): Likewise.
982 (lto_symtab_resolve_symbols): Likewise.
983 (lto_symtab_merge_decls): Likewise.
984 (lto_symtab_prevailing_decl): Adjust.
985 (lto_symtab_get_symtab_def): Remove.
986 (lto_symtab_get_file_data): Likewise.
987 (lto_symtab_clear_resolution): Adjust.
988 (lto_symtab_clear_resolution): Likewise.
989 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
990 (input_cgraph_1): Likewise.
991 * lto-streamer-in.c (get_resolution): Do not provide fake
992 symbol resolutions here.
993 (deferred_global_decls): Remove.
994 (lto_register_deferred_decls_in_symtab): Likewise.
995 (lto_register_var_decl_in_symtab): Change signature, register
996 variable via lto_symtab_register_decl.
997 (lto_register_function_decl_in_symtab): Likewise.
998 (lto_read_tree): Adjust.
999 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1000 (lto_symtab_merge_var): Likewise.
1001 (lto_symtab_merge_fn): Likewise.
1002 (lto_symtab_register_decl): Declare.
1003 (lto_symtab_merge_decls): Likewise.
1005 2009-10-05 Richard Guenther <rguenther@suse.de>
1007 PR tree-optimization/23821
1008 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1009 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1010 simple IV increments.
1012 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1014 * config/arm/arm.c (arm_override_options): Really initialize
1015 flag_dwarf2_cfi_asm to 0.
1017 2009-10-05 Doug Kwan <dougkwan@google.com>
1019 PR rtl-optimization/41574
1020 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1021 floating point and we are not doing unsafe math optimizations.
1023 2009-10-03 Simon Baldwin <simonb@google.com>
1024 Cary Coutant <ccoutant@google.com>
1025 Rafael Espindola <espindola@google.com>
1026 Richard Guenther <rguenther@suse.de>
1027 Jan Hubicka <jh@suse.cz>
1028 Doug Kwan <dougkwan@google.com>
1029 H.J. Lu <hongjiu.lu@intel.com>
1030 Bill Maddox <maddox@google.com>
1031 Ryan Mansfield <rmansfield@qnx.com>
1032 Diego Novillo <dnovillo@google.com>
1033 Ollie Wild <aaw@google.com>
1034 Kenneth Zadeck <zadeck@naturalbridge.com>
1036 * lto-cgraph.c: New file.
1037 * lto-compress.c: New file.
1038 * lto-compress.h: New file.
1039 * lto-opts.c: New file.
1040 * lto-section-in.c: New file.
1041 * lto-section-out.c: New file.
1042 * lto-streamer-in.c: New file.
1043 * lto-streamer-out.c: New file.
1044 * lto-streamer.c: New file.
1045 * lto-streamer.h: New file.
1046 * lto-symtab.c: New file.
1047 * lto-wpa-fixup.c: New file.
1048 * lto-wrapper.c: New file.
1050 2009-10-03 Simon Baldwin <baldwin@google.com>
1051 Ben Elliston <bje@au.ibm.com>
1052 Rafael Espindola <espindola@google.com>
1053 Nathan Froyd <froydnj@codesourcery.com>
1054 Jan Hubicka <jh@suse.cz>
1055 Doug Kwan <dougkwan@google.com>
1056 Diego Novillo <dnovillo@google.com>
1057 Kenneth Zadeck <zadeck@naturalbridge.com>
1059 * Makefile.in (enable_lto): New.
1060 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1061 (LINKER_PLUGIN_API_H): Define.
1062 (LTO_SYMTAB_H): Define.
1063 (LTO_STREAMER_H): Define.
1064 (TREE_VECTORIZER_H): Define.
1065 (INCLUDES): Add LIBELFINC.
1066 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1067 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1068 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1069 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1070 (native): Add lto-wrapper$(exeext)
1071 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1072 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1073 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1074 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1075 (varasm.o): Add dependency on tree-iterator.h.
1076 (cgraph.o): Add dependency on cif-code.def.
1077 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1078 (ipa-pure-const.o): Likewise.
1079 (GTFILES): Add lto-symtab.c.
1080 (install-lto-wrapper): New.
1081 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1082 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1083 * config.in: Regenerate.
1085 2009-10-03 Rafael Espindola <espindola@google.com>
1086 Diego Novillo <dnovillo@google.com>
1088 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1089 ipa_write_summaries.
1090 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1092 (cgraph_optimize): Make extern.
1094 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1095 Kenneth Zadeck <zadeck@naturalbridge.com>
1097 * toplev.c (in_lto_p): Declare.
1098 * collect2.c (scan_prog_file): Read all the output when reading
1099 information for LTO.
1100 (enum lto_mode_d): Declare.
1102 2009-10-03 Richard Guenther <rguenther@suse.de>
1103 Diego Novillo <dnovillo@google.com>
1105 * gimple.c: Include target.h and alias.h.
1106 (gimple_types): Declare.
1107 (type_hash_cache): Declare.
1108 (gimple_alloc_stat): Make extern.
1109 (gimple_build_eh_must_not_throw): Call
1110 gimple_eh_must_not_throw_set_fndecl.
1111 (struct type_pair_d): Declare.
1112 (type_pair_t): Declare.
1113 (type_pair_hash): New.
1114 (type_pair_eq): New.
1115 (lookup_type_pair): New.
1116 (gimple_force_type_merge): New.
1117 (compare_type_names_p): New.
1118 (compare_field_offset): New.
1119 (gimple_types_compatible_p): New.
1120 (struct sccs): Declare.
1121 (next_dfs_num): Declare.
1122 (iterative_hash_gimple_type): New.
1124 (iterative_hash_type_name): New.
1125 (iterative_hash_gimple_type): New.
1126 (gimple_type_hash): New.
1127 (gimple_type_eq): New.
1128 (gimple_register_type): New.
1129 (print_gimple_types_stats): New.
1130 (gimple_signed_or_unsigned_type): New.
1131 (gimple_unsigned_type): New.
1132 (gimple_signed_type): New.
1133 (gimple_get_alias_set): New.
1134 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1135 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1136 (gimple_force_type_merge): Declare.
1137 (gimple_types_compatible_p): Declare.
1138 (gimple_register_type): Declare.
1139 (print_gimple_types_stats): Declare.
1140 (gimple_unsigned_type): Declare.
1141 (gimple_signed_type): Declare.
1142 (gimple_get_alias_set): Declare.
1143 (gimple_eh_must_not_throw_set_fndecl): New.
1145 2009-10-03 Jan Hubicka <jh@suse.cz>
1146 Kenneth Zadeck <zadeck@naturalbridge.com>
1148 * ipa-pure-const.c: Include lto-streamer.h.
1149 (register_hooks): Factor out of ...
1150 (generate_summary): ... here.
1151 (pure_const_write_summary): New.
1152 (pure_const_read_summary): New.
1153 (pass_ipa_pure_const): Add pure_const_write_summary and
1154 pure_const_read_summary.
1155 * ipa-reference.c: Include lto-streamer.h.
1156 (add_new_function): New.
1157 (remove_node_data): New.
1158 (duplicate_node_data): New.
1159 (ipa_init): Guard against multiple calls.
1160 Move hook setup from analyze_function.
1161 (write_node_summary_p): New.
1162 (ipa_reference_write_summary): New.
1163 (ipa_reference_read_summary): New.
1164 (pass_ipa_reference): Add ipa_reference_write_summary and
1165 ipa_reference_read_summary.
1166 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1167 (struct cgraph_edge): Add fields lto_stmt_uid and
1168 call_stmt_cannot_inline_p.
1169 (cgraph_optimize): Declare.
1170 (cgraph_decide_is_function_needed): Declare.
1171 (reset_inline_failed): Declare.
1172 (enum LTO_cgraph_tags): Declare.
1173 (LTO_cgraph_tag_names): Declare.
1174 (LCC_NOT_FOUND): Define.
1176 2009-10-03 Doug Kwan <dougkwan@google.com>
1177 Rafael Espindola <espindola@google.com>
1178 Jan Hubicka <jh@suse.cz>
1179 Diego Novillo <dnovillo@google.com>
1180 Kenneth Zadeck <zadeck@naturalbridge.com>
1182 * passes.c (all_regular_ipa_passes): New.
1183 (all_ipa_passes): Rename to all_small_ipa_passes.
1184 (init_optimization_passes): Init all_regular_ipa_passes.
1185 * tree-pass.h (all_regular_ipa_passes): New.
1186 (all_ipa_passes): Rename to all_small_ipa_passes.
1187 * passes.c (all_lto_gen_passes): New.
1188 (init_optimization_passes): Initialize all_lto_gen_passes.
1189 (execute_ipa_summary_passes): Make non-static.
1190 (ipa_write_summaries_1): New.
1191 (ipa_write_summaries_2): New.
1192 (ipa_write_summaries): New.
1193 (ipa_write_summaries_of_cgraph_node_set): New.
1194 (ipa_read_summaries_1): New.
1195 (ipa_read_summaries): New.
1196 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1197 (execute_regular_ipa_pass_list): Remove.
1198 (init_optimization_passes): Schedule
1199 pass_rebuild_cgraph_edges and pass_early_inline outside
1200 of pass_all_early_optimizations. Document reason.
1201 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1202 pass_ipa_lto_finish_out): New pass.
1203 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1204 (execute_all_ipa_transforms): New.
1205 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1206 (dump_properties, debug_properties): New.
1207 * tree-optimize.c (gate_all_early_local_passes): Return
1208 false if we are in lto1.
1209 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1210 * tree-pass.h (execute_all_ipa_transforms): Declare.
1211 (pass_ipa_function_and_variable_visibility): Declare.
1212 (pass_ipa_early_inline): Declare.
1213 (pass_ipa_lto_gimple_out): Declare.
1214 (pass_ipa_lto_wpa_fixup): Declare.
1215 (pass_ipa_lto_finish_out): Declare.
1216 (all_small_ipa_passes, all_regular_ipa_passes,
1217 all_lto_gen_passes): Declare.
1218 (execute_ipa_summary_passes): Declare.
1219 (execute_all_ipa_transforms): Declare.
1220 (ipa_write_summaries): Declare
1221 (ipa_write_summaries_of_cgraph_node_set): Declare.
1222 (ipa_read_summaries): Declare.
1224 2009-10-03 Doug Kwan <dougkwan@google.com>
1225 Ollie Wild <aaw@google.com>
1227 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1229 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1230 (lto_mode): New variable.
1231 (maybe_run_lto_and_relink): Handle the -fwpa option.
1232 (main): Handle the -fwpa option.
1233 (maybe_unlink_list): New function.
1234 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1235 * common.opt (flto): New flag.
1236 * toplev.c (flag_generate_lto): Declare.
1238 2009-10-03 Simon Baldwin <simonb@google.com>
1240 * common.opt (flto-compression-level): New flag.
1242 * opts.c: Include lto-opts.h.
1243 (handle_option): Call lto_register_user_option for each
1244 valid option handled.
1245 (decode_options): Clear registered options before the options
1248 2009-10-03 Cary Coutant <ccoutant@google.com>
1250 * collect2.c (is_elf): New function.
1251 (scan_prog_file): Require LTO object to be in ELF format.
1253 2009-10-03 Rafael Espindola <espindola@google.com>
1255 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1256 libgcc to the linker.
1258 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1260 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1261 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1263 * collect2.h (collect_execute): Add flags argument.
1264 * tlink.c (tlink_execute): Update call to collect_execute.
1265 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1266 (use_linker_plugin): New.
1267 (use_linker_plugin_spec_function): New.
1268 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1269 (linker_plugin_file_spec): New.
1270 (lto_wrapper_spec): New.
1271 (lto_gcc_spec): New.
1272 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1273 (static_spec_functions): Add use-linker-plugin.
1274 (process_command): Handle -use-linker-plugin.
1275 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1276 linker_plugin_file_spec and lto_gcc_spec.
1277 (use_linker_plugin_spec_function): New.
1279 2009-10-03 Richard Guenther <rguenther@suse.de>
1283 * tree.h (is_lang_specific): Include LANG_TYPE.
1284 * tree.c (find_decls_types_r): Manually add interesting parts
1285 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1287 * gimple.c (type_pair_hash): Make symmetric.
1288 (type_pair_eq): Likewise.
1289 (lookup_type_pair): Increase initial hashtable size.
1290 (gimple_force_type_merge): Rely on type-pair symmetry.
1291 (visit): Remove excessive checking code.
1292 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1293 (gimple_register_type): Remove getenv calls, shrink initial
1297 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1298 inline functions if not generating lto output.
1301 * toplev.c (finalize): In WPA mode remove the asm file.
1303 2009-10-03 Doug Kwan <dougkwan@google.com>
1305 * ipa-inline.c (cgraph_mark_inline): Check
1306 edge->call_stmt_cannot_inline_p instead of calling
1307 gimple_call_cannot_inline_p.
1308 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1309 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1310 (inline_generate_summary): Do nothing in LTRANS.
1311 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1312 exists before calling gimple_call_cannot_inline_p.
1313 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1314 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1315 Update new_edge->lto_stmt_uid.
1316 * cgraphbuild.c (reset_inline_failed): New.
1318 * common.opt (fwpa): New flag.
1319 (fltrans): New option.
1320 * gcc.c (gcc_lto_option_t): New type.
1321 (current_lto_option): New variable.
1322 (lto_single_spec_function): Remove and is replaced by ..
1323 (lto_option_spec_function): New function.
1324 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1325 passing the -flto flag.
1326 (cc1_options): Separate non-LTO related parts into ..
1327 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1328 (lto1_options): New spec for lto FE.
1329 (link_lto_options): New spec for handling LTO flags in linker.
1330 (invoke_lto_single): Re-format to fit in 80 column. Replace
1331 lto-single with lto-option.
1332 (static_specs): Add cc1_non_lto_options, lto1_options and
1334 (static_spec_function): Replace lto-single with lto-option.
1335 (process_command): Handle -flto, -fwpa and -fltran by setting
1336 current_lto_option and not passing it to subprocess unconditionally.
1338 2009-10-03 Bill Maddox <maddox@google.com>
1340 Add `gcc' driver support for link-time code generation (LTO).
1342 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1343 (lto_flag, lto_objects, lto_o_file): New variables.
1344 (struct lto_object, struct lto_object_list): New structures.
1345 (collect_exit, handler): Remove LTO temporary output file on exit.
1346 (add_lto_object): New function.
1347 (maybe_run_lto_and_relink): New function. Perform link time code
1348 generation and relinking for object files containing LTO information.
1349 (main): Invoke maybe_run_lto_and_relink().
1350 (dump_argv): New function. For debugging, currently disabled.
1351 (scan_prog_file): Add LTO information pass.
1352 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1354 * toplev.c (compile_file): Emit assembler directive to create
1355 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1357 2009-10-03 Diego Novillo <dnovillo@google.com>
1359 * c.opt: Add LTO to warn_abi and warn_psabi.
1361 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1362 inline function. Ignore language-specific nodes. Update all users.
1363 (find_decls_types_r): Do not traverse the subtrees of
1364 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1365 * tree.h (is_lang_specific): New.
1366 * langhooks.h (struct lang_hooks_for_decls): Remove
1367 may_need_assembler_name_p. Update all users.
1369 * c-common.c (set_builtin_user_assembler_name): Move ...
1370 * builtins.c (set_builtin_user_assembler_name): ... here.
1371 (is_builtin_name): Add comment
1372 (is_builtin_fn): New.
1373 * except.c (output_ttype): Only call
1374 lookup_type_for_runtime if TYPE is not a runtime type.
1376 * passes.c (register_pass): Call position_pass on
1377 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1378 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1379 (TV_IPA_LTO_DECL_IO): Define.
1380 (TV_IPA_LTO_CGRAPH_IO): Define.
1382 (TV_WHOPR_WPA): Define.
1383 (TV_WHOPR_WPA_IO): Define.
1384 (TV_WHOPR_LTRANS): Define.
1385 (TV_WHOPR_WPA_FIXUP): Define.
1386 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1387 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1388 * tree-flow.h (tree_node_can_be_shared): Declare.
1389 * tree-inline.c (tree_can_inline_p): Check that E has a
1390 statement associated with it.
1391 * tree.c (free_lang_data_in_binf): Factor out of ...
1392 (free_lang_data_in_type): ... here.
1393 Call RECORD_OR_UNION_TYPE_P.
1394 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1395 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1396 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1397 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1398 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1399 (gate_free_lang_data): Return true if flag_generate_lto is set.
1400 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1401 * c-common.h (set_builtin_user_assembler_name): Move ...
1402 * tree.h (set_builtin_user_assembler_name): ... here.
1404 * common.opt (flto-report): New flag.
1405 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1406 * collect2.c (scan_prog_file): Send the error output of
1407 'nm' to HOST_BIT_BUCKET.
1409 2009-10-03 Ollie Wild <aaw@google.com>
1411 * langhooks-def.h (lhd_begin_section): New function declaration.
1412 (lhd_write_section): New function declaration.
1413 (lhd_end_section): New function declaration.
1414 (LANG_HOOKS_BEGIN_SECTION): New macro.
1415 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1416 (LANG_HOOKS_END_SECTION): New macro.
1417 (LANG_HOOKS_LTO): New macro.
1418 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1419 * langhooks.c (output.h): Add include.
1420 (saved_section): New static variable.
1421 (lhd_begin_section): New function.
1422 (lhd_write_section_data): New function.
1423 (lhd_end_section): New function.
1424 * langhooks.h (struct lang_hooks_for_lto): New structure.
1425 (struct lang_hooks): Add member lto.
1426 * Makefile.in (langhooks.o): Add dependency on output.h.
1428 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1430 2009-10-03 Richard Guenther <rguenther@suse.de>
1432 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1435 2009-10-03 Simon Baldwin <simonb@google.com>
1436 Richard Guenther <rguenther@suse.de>
1437 Janis Johnson <janis187@us.ibm.com>
1438 Doug Kwan <dougkwan@google.com>
1439 Diego Novillo <dnovillo@google.com>
1440 Ramana Radhakrishnan <ramana.r@gmail.com>
1441 Ollie Wild <aaw@google.com>
1443 * doc/install.texi: Add documentation for libelf and --enable-lto.
1444 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1445 -flto-report, -flto-compression-level and -use-linker-plugin.
1446 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1447 Add section for LTO Testing.
1449 2009-10-02 Cary Coutant <ccoutant@google.com>
1451 Add support for comdat type sections for DWARF v4.
1452 Merge from dwarf4 branch.
1454 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1455 (dw_die_ref): Define vector type.
1456 (enum dw_val_class): Add dw_val_class_data8.
1457 (struct dw_val_struct): Add v.val_data8.
1458 (comdat_type_node_ref): New type.
1459 (struct die_struct): Move die_symbol into a union; add new field
1460 die_type_node. Change all uses.
1461 (comdat_type_node): New type.
1462 (skeleton_chain_node): New type.
1463 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1464 (comdat_type_list): New variable.
1465 (dwarf_tag_name): Add DW_TAG_type_unit.
1466 (dwarf_attr_name): Add DW_AT_signature.
1467 (add_AT_data8): New function.
1468 (replace_child): New function.
1469 (move_all_children): New function.
1470 (print_signature): New function.
1471 (print_die): Print signature information; add dw_val_class_data8.
1472 (attr_checksum): Support dw_val_class_data8.
1473 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1474 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1475 (checksum_sleb128, checksum_uleb128): New functions.
1476 (checksum_die_context): New function.
1477 (loc_checksum_ordered): New function.
1478 (attr_checksum_ordered): New function.
1479 (struct checksum_attributes): New structure.
1480 (collect_checksum_attributes): New function.
1481 (die_checksum_ordered): New function.
1482 (generate_type_signature): New function.
1483 (same_dw_val_p): Add dw_val_class_data8.
1484 (is_symbol_die): Use new is_declaration_die function.
1485 (is_declaration_die): New function.
1486 (should_move_die_to_comdat): New function.
1487 (clone_die): New function.
1488 (clone_tree): New function.
1489 (clone_as_declaration): New function.
1490 (copy_declaration_context): New function.
1491 (generate_skeleton_ancestor_tree): New function.
1492 (generate_skeleton_bottom_up): New function.
1493 (generate_skeleton): New function.
1494 (remove_child_or_replace_with_skeleton): New function.
1495 (break_out_comdat_types): New function.
1496 (struct decl_table_entry): New type.
1497 (htab_decl_hash): New function.
1498 (htab_decl_eq): New function.
1499 (htab_decl_del): New function.
1500 (copy_ancestor_tree): New function.
1501 (copy_decls_walk): New function.
1502 (copy_decls_for_unworthy_types): New function.
1503 (build_abbrev_table): Don't assert on missing die_symbol when doing
1504 comdat type sections.
1505 (size_of_die): Use DW_FORM_sig8 for external references. Add
1507 (unmark_dies): Don't assert for unmarked dies when doing comdat
1509 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1510 (output_signature): New function.
1511 (output_die): Likewise.
1512 (output_compilation_unit_header): Mark output as DWARF version 3
1513 even if generating DWARF 4.
1514 (output_comdat_type_unit): New function.
1515 (output_line_info): Mark output as DWARF version 3 even if generating
1517 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1519 (dwarf2out_end_source_file): Likewise.
1520 (prune_unused_types_walk_attribs): Don't follow references into
1521 comdat type sections.
1522 (prune_unused_types_mark): When generating type units, do not mark
1523 children of non-defining declarations of types; do mark children of
1525 (prune_unused_types): Process comdat type sections.
1526 (htab_ct_hash): New function.
1527 (htab_ct_eq): New function.
1528 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1529 Add a pointer to the line table from type unit entries so
1530 DW_AT_decl_file has meaning.
1531 * varasm.c (default_elf_asm_named_section): Use identifier name as
1532 comdat key instead of lang hook.
1534 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1536 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1538 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1540 * config/i386/i386.md (SWIM248): New mode iterator.
1541 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1542 divmodhi4 patterns using SWIM248 macro.
1543 (*divmod<mode>4): Macroize insn_and_split pattern from
1544 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1545 and their corresponding splitters usign SWIM248 macro. Split SImode
1546 insn to generate cltd and DImode insn to generate cqto instead of
1547 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1548 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1549 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1550 *divmodsi_noext patterns using SWIM248 macro.
1551 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1552 udivmodhi4 patterns using SWIM248 macro.
1553 (*udivmod<mode>4): Macroize insn_and_split pattern from
1554 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1555 corresponding splitters using SWIM248 macro.
1556 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1557 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1559 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1561 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1562 of zero-sized element is zero-sized regardless of its extent.
1564 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1567 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1568 * configure: Regenerated.
1569 * config.in: Regenerated.
1570 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1571 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1572 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1573 not emitting .eh_frame, emit .cfi_sections .debug_frame
1578 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1579 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1581 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1582 vars use DECL_RTL with resetting it back to NULL afterwards.
1583 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1584 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1585 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1586 the attribute type allows it, otherwise use DW_FORM_dataN.
1587 (mem_loc_descriptor): Handle CONST_STRING.
1588 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1589 Handle MEM with CONST_STRING address using add_AT_string.
1590 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1591 CONST_STRING for const arrays initialized with a string literal.
1592 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1593 (dwarf2out_finish): Call resolve_addr.
1595 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1596 Maxim Kuvyrkov <maxim@codesourcery.com>
1598 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1600 2009-10-02 Nick Clifton <nickc@redhat.com>
1602 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1603 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1605 2009-10-01 Jan Hubicka <jh@suse.cz>
1607 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1608 (cgraph_create_virtual_clone): Just pass redirect_callers
1610 * cgraph.h (cgraph_clone_node): Update prototype.
1611 * ipa-pure-const.c (self_recursive_p): New function.
1612 (propagate): Use it.
1613 * ipa-inline.c (cgraph_clone_inlined_nodes,
1614 cgraph_decide_recursive_inlining): Update.
1616 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1618 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1619 instructions for TARGET_OCTEON.
1621 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1623 * config/arm/arm.c (arm_override_options): Turn off
1624 flag_dwarf2_cfi_asm for AAPCS variants.
1626 2009-10-01 Martin Jambor <mjambor@suse.cz>
1629 * tree-sra.c (convert_callers): Do not call
1630 compute_inline_parameters on one caller more than once.
1632 2009-10-01 Nick Clifton <nickc@redhat.com>
1634 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1635 an empty string if not already defined.
1637 2009-10-01 Martin Jambor <mjambor@suse.cz>
1640 * tree-sra.c (is_va_list_type): New function.
1641 (find_var_candidates): Call is_va_list_type.
1642 (find_param_candidates): Check that the type or the type pointed
1643 to are not va_list types.
1645 2009-10-01 Martin Jambor <mjambor@suse.cz>
1648 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1649 DECL_ARTIFICIAL (param_decl) is true.
1651 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1653 * tree.h (tree_decl_common::lang_flag_8): New.
1654 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1656 * c-common.h (RID_CONSTEXPR): New.
1658 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1660 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1661 Use ref-all pointers.
1662 (alpha_gimplify_va_arg): Ditto.
1664 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1667 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1668 before insn counting loop now that BB_END (bb) is counted. Ensure
1669 the return value isn't zero.
1671 2009-09-30 Nick Clifton <nickc@redhat.com>
1673 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1674 with separate definitions of c_target_objs and cxx_target_objs.
1675 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1677 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1678 sh_symbian_import_export_class.
1679 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1680 * config/sh/symbian.c: Delete, moving code into...
1681 * config/sh/symbian-base.c: ... here
1682 * config/sh/symbian-c.c: ... and here
1683 * config/sh/symbian-cxx.c: ... and here.
1685 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1688 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1689 of plus RTX into register.
1691 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1693 * doc/install.texi: Linguistic and markup fixes.
1694 (Configuration) <--disable-cpp>: Remove description.
1695 <--enable-maintainer-mode>: Autotools files are affected, too.
1696 <--with-sysroot>: Improve description.
1697 (Building): Bump required GNU make version.
1699 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1701 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1702 (x86_64-*-*): Ditto.
1704 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1705 intrinisics for FMA4.
1706 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1707 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1708 Add FMA4 check and fma4intrin.h.
1709 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1711 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1712 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1713 constant for FMA4 support.
1714 (UNSPEC_FMA4_FMADDSUB): Ditto.
1715 (UNSPEC_FMA4_FMSUBADD): Ditto.
1716 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1717 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1718 (ix86_expand_fma4_multiple_memory): Ditto.
1719 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1720 (OPTION_MASK_ISA_FMA4_UNSET): New.
1721 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1722 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1723 (ix86_handle_option): Handle -mfma4.
1724 (isa_opts): Handle -mfma4.
1725 (enum pta_flags): Add PTA_FMA4.
1726 (override_options): Add FMA4 support.
1727 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1728 (IX86_BUILTIN_VFMADDSD): Ditto.
1729 (IX86_BUILTIN_VFMADDPS): Ditto.
1730 (IX86_BUILTIN_VFMADDPD): Ditto.
1731 (IX86_BUILTIN_VFMSUBSS): Ditto.
1732 (IX86_BUILTIN_VFMSUBSD): Ditto.
1733 (IX86_BUILTIN_VFMSUBPS): Ditto.
1734 (IX86_BUILTIN_VFMSUBPD): Ditto.
1735 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1736 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1737 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1738 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1739 (IX86_BUILTIN_VFNMADDSS): Ditto.
1740 (IX86_BUILTIN_VFNMADDSD): Ditto.
1741 (IX86_BUILTIN_VFNMADDPS): Ditto.
1742 (IX86_BUILTIN_VFNMADDPD): Ditto.
1743 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1744 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1745 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1746 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1747 (IX86_BUILTIN_VFMADDPS256): Ditto.
1748 (IX86_BUILTIN_VFMADDPD256): Ditto.
1749 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1750 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1751 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1752 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1753 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1754 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1755 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1756 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1757 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1758 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1759 (enum multi_arg_type): New enum for describing the various FMA4
1760 intrinsic argument types.
1761 (bdesc_multi_arg): New table for FMA4 intrinsics.
1762 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1763 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1765 (ix86_expand_builtin): Add FMA4 intrinsic support.
1766 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1767 operand instructions.
1768 (ix86_expand_fma4_multiple_memory): New function to split the
1769 second memory reference from FMA4 instructions.
1770 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1771 (ssemodesuffixf2s): Ditto.
1772 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1774 (fma4_fmsub<mode>4): Ditto.
1775 (fma4_fnmadd<mode>4): Ditto.
1776 (fma4_fnmsub<mode>4): Ditto.
1777 (fma4_vmfmadd<mode>4): Ditto.
1778 (fma4_vmfmsub<mode>4): Ditto.
1779 (fma4_vmfnmadd<mode>4): Ditto.
1780 (fma4_vmfnmsub<mode>4): Ditto.
1781 (fma4_fmadd<mode>4256): Ditto.
1782 (fma4_fmsub<mode>4256): Ditto.
1783 (fma4_fnmadd<mode>4256): Ditto.
1784 (fma4_fnmsub<mode>4256): Ditto.
1785 (fma4_fmaddsubv8sf4): Ditto.
1786 (fma4_fmaddsubv4sf4): Ditto.
1787 (fma4_fmaddsubv4df4): Ditto.
1788 (fma4_fmaddsubv2df4): Ditto.
1789 (fma4_fmsubaddv8sf4): Ditto.
1790 (fma4_fmsubaddv4sf4): Ditto.
1791 (fma4_fmsubaddv4df4): Ditto.
1792 (fma4_fmsubaddv2df4): Ditto.
1793 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1794 instructions for intrinsics.
1795 (fma4i_fmsub<mode>4): Ditto.
1796 (fma4i_fnmadd<mode>4): Ditto.
1797 (fma4i_fnmsub<mode>4): Ditto.
1798 (fma4i_vmfmadd<mode>4): Ditto.
1799 (fma4i_vmfmsub<mode>4): Ditto.
1800 (fma4i_vmfnmadd<mode>4): Ditto.
1801 (fma4i_vmfnmsub<mode>4): Ditto.
1802 (fma4i_fmadd<mode>4256): Ditto.
1803 (fma4i_fmsub<mode>4256): Ditto.
1804 (fma4i_fnmadd<mode>4256): Ditto.
1805 (fma4i_fnmsub<mode>4256): Ditto.
1806 (fma4i_fmaddsubv8sf4): Ditto.
1807 (fma4i_fmaddsubv4sf4): Ditto.
1808 (fma4i_fmaddsubv4df4): Ditto.
1809 (fma4i_fmaddsubv2df4): Ditto.
1810 (fma4i_fmsubaddv8sf4): Ditto.
1811 (fma4i_fmsubaddv4sf4): Ditto.
1812 (fma4i_fmsubaddv4df4): Ditto.
1813 (fma4i_fmsubaddv2df4): Ditto.
1815 * doc/invoke.texi (-mfma4): Add documentation.
1816 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1818 2009-09-29 Richard Henderson <rth@redhat.com>
1820 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1821 an edge to the new destination block.
1823 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1826 * pa.c (hppa_profile_hook): Use
1827 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1829 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1830 Alexander Monakov <amonakov@ispras.ru>
1833 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1834 (not_postinc_memory_operand): New.
1835 (not_postinc_move_operand): New.
1836 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1837 (*cmovsi_internal): Ditto.
1839 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1841 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1842 restrict issue_rate in first pass when scheduling for register
1845 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1846 Rafael Avila de Espindola <espindola@google.com>
1848 * gengtype.c (plugin_output): New.
1849 (get_output_file_with_visibility): Return plugin_output for plugins.
1850 (main): Parse and use the -P option.
1851 * gty.texi: Update the command line format.
1853 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1856 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1858 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1859 out if !const_ok_for_output.
1862 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1863 case VAR_LOCATION>: Remove gcc_unreachable ().
1865 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1867 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1868 (x86_64-*-*): Ditto.
1869 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1870 back to smmintrin.h.
1871 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1872 * config/i386/x86intrin.h: Remove SSE5.
1873 * config/i386/mmintrin-common.h: Delete file.
1874 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1876 2009-09-29 Richard Guenther <rguenther@suse.de>
1878 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1879 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1881 2009-09-29 Nick Clifton <nickc@redhat.com>
1883 * function.c (current_function_name): If there is no current
1884 function just return "<none>".
1886 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1888 * tree-pass.h (register_pass_info): New structure.
1889 (pass_positioning_ops): Move enum from gcc-plugin.h.
1890 (register_pass): New function.
1891 * gcc-plugin.h (plugin_pass): Delete structure.
1892 (pass_positioning_ops): Delete enum.
1893 * plugin.c (regsiter_pass): Delete function.
1894 (position_pass): Delete function.
1895 (added_pass_nodes): Delete variable.
1896 (prev_added_pass_nodes): Delete variable.
1897 (pass_list_node): Delete structure.
1898 * passes.c (make_pass_instance): New function.
1899 (next_pass_1): Change to call make_pass_instance.
1900 (pass_list_node): Move structure from gcc-plugin.h.
1901 (added_pass_nodes): Move variable from plugin.c.
1902 (prev_added_pass_nodes): Move variable from plugin.c.
1903 (position_pass): New function.
1904 (register_pass): New function.
1906 2009-09-28 Easwaran Raman <eraman@google.com>
1908 * ifcvt.c (noce_try_abs): Recognize pattern and call
1909 expand_one_cmpl_abs_nojump.
1910 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1911 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1913 2009-09-28 Ian Lance Taylor <iant@google.com>
1916 * c-opts.c (c_common_handle_option): Don't set
1917 warn_jump_misses_init for -Wall.
1918 * doc/invoke.texi (Warning Options): Update documentation.
1920 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1922 * Makefile.in ($(out_object_file)): Depend on
1923 gt-$(basename $(notdir $(out_file))).h.
1925 2009-09-28 Richard Henderson <rth@redhat.com>
1927 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1928 * except.c (gen_eh_region): Set it.
1929 (duplicate_eh_regions_1): Copy it.
1930 * tree-eh.c (lower_resx): Use it to determine which function
1933 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1934 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1935 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1936 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1937 BUILT_IN_CXA_END_CLEANUP if necessary.
1939 * c-common.c (c_define_builtins): Update call to
1940 build_common_builtin_nodes.
1942 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1944 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1946 2009-09-28 Michael Matz <matz@suse.de>
1948 * builtins.c (interclass_mathfn_icode): New helper.
1949 (expand_builtin_interclass_mathfn): Use it here, and split folding
1951 (fold_builtin_interclass_mathfn): ... this new folder.
1952 (build_call_nofold_loc): New static helper.
1953 (build_call_nofold): New wrapper macro for above.
1954 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1955 (expand_builtin_pow): Ditto.
1956 (expand_builtin_memset_args): Ditto.
1957 (expand_builtin_printf): Ditto.
1958 (expand_builtin_fprintf): Ditto.
1959 (expand_builtin_sprintf): Ditto.
1960 (expand_builtin_memory_chk): Ditto.
1961 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1962 (expand_builtin_stpcpy): Ditto.
1963 (expand_builtin_strcmp): Ditto.
1964 (expand_builtin_strncmp): Ditto.
1965 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1966 (expand_builtin_strcpy_args): Don't call folders.
1967 (expand_builtin_memcmp): Ditto.
1968 (expand_builtin_strncpy): Ditto, and use target.
1969 (expand_builtin_memcpy): Ditto.
1970 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1971 expand_builtin_strpbrk, expand_builtin_memmove,
1972 expand_builtin_memmove_args, expand_builtin_bcopy,
1973 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1974 expand_builtin_strspn, expand_builtin_strcspn,
1975 expand_builtin_fputs): Remove these.
1976 (expand_builtin): Don't call the above, change calls to other
1977 expanders that changed prototype.
1978 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1979 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1980 fold_builtin_interclass_mathfn.
1981 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1982 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1984 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1985 * passes.c (init_optimization_passes): Move pass_fold_builtins
1986 after last phiopt pass.
1987 * tree-inline.c (fold_marked_statements): When folding builtins
1988 iterate over all instruction potentially generated.
1989 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1991 (fold_gimple_call): Use it to always fold calls (into potentially
1992 multiple instructions).
1993 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1994 calls into zero at this time.
1995 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1996 statements generated by builtin folding.
1998 2009-09-28 Nick Clifton <nickc@redhat.com>
2000 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2002 2009-09-28 Duncan Sands <baldrick@free.fr>
2004 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2005 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2006 (register_callback): Dispatch it.
2007 (invoke_plugin_callbacks): Incorporate in sanity check.
2008 * ggc.h (ggc_register_cache_tab): Add declaration.
2009 * ggc-common.c (ggc_register_root_tab): Simplify.
2010 (const_ggc_cache_tab_t): New typedef.
2011 (extra_cache_vec): New vector of dynamically added cache tables.
2012 (ggc_register_cache_tab): New function.
2013 (ggc_scan_cache_tab): New function.
2014 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2015 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2017 2009-09-27 Richard Henderson <rth@redhat.com>
2019 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2020 which we remove __builtin_stack_restore.
2022 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2024 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2025 to test for GRD_INVARIANT.
2026 (simple_rhs_p): Anything that's function_invariant_p is fine.
2028 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2030 * gengtype.c (main): Use plunge_files instead of plugin_output.
2032 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2033 Rafael Avila de Espindola <espindola@google.com>
2035 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2036 Don't print pch related info if it is false.
2037 (main): Don't print pch info in plugin mode.
2039 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2041 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2042 with dw_val_class_const_double.
2043 (struct dw_val_struct): Replace val_long_long with val_double and
2044 adjust for above change.
2045 (output_loc_operands): Likewise.
2046 (add_AT_long_long): Rename into...
2047 (add_AT_double): ...this.
2048 (print_die): Replace dw_val_class_long_long with
2049 dw_val_class_const_double and adjust.
2050 (attr_checksum): Likewise.
2051 (same_dw_val_p): Likewise.
2052 (size_of_die): Likewise.
2053 (value_format): Likewise.
2054 (output_die): Likewise.
2055 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2056 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2057 instead of add_AT_long_long.
2058 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2059 value with the precision of its type.
2061 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2064 * c-typeck.c (build_conditional_expr): Use the readonly and
2065 volatile flags of the operand types, not of the operands itself.
2067 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2069 * collect2.c (main): Look for -brtl before adding libraries.
2071 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2073 * config.gcc: Update OpenBSD targets.
2074 * config/openbsd-stdint.h: New file.
2075 * config/openbsd-libpthread.h: New file.
2076 * config/openbsd.h: Update and break out LIB_SPEC definition.
2077 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2078 * config/i386/openbsdelf.h: Correct types.
2079 * config/m68k/openbsd.h: Likewise.
2080 * config/mips/openbsd.h: Likewise.
2081 * config/vax/openbsd.h: Likewise.
2083 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2085 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2086 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2087 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2088 of the length and zero.
2090 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2092 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2093 (FLAGS_H): Add options.h $(REAL_H).
2094 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2095 (TREE_VECTORIZER_H): New.
2096 (EBITMAP_H): Renamed from EBIMAP_H.
2097 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2098 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2099 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2100 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2101 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2102 (graphite-clast-to-gimple.o, graphite-dependences.o)
2103 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2104 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2105 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2106 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2107 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2108 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2109 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2110 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2111 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2112 updated and fixed as per above changes and per
2113 check_makefile_deps.sh output.
2116 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2117 * configure: Regenerate.
2119 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2121 * doc/install.texi: Update minimum MPC version to 0.7.
2123 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2125 * doc/install.texi (Binaries): Remove reference to the binary
2126 distribution CD-ROM from the FSF.
2128 2009-09-26 Michael Matz <matz@suse.de>
2132 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2133 that are mentioned in the body.
2135 2009-09-26 Michael Matz <matz@suse.de>
2137 PR tree-optimization/41454
2138 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2139 (tree_ssa_dominator_optimize): Don't allocate and free it.
2140 (dom_opt_leave_block): Don't iterate over it.
2141 (eliminate_redundant_computations): Don't return a value.
2142 (cprop_operand, cprop_into_stmt): Ditto.
2143 (optimize_stmt): Don't defer updating stmts.
2145 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2147 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2148 generic_parameter_die, template_parameter_pack_die,
2149 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2150 renaming DW_TAG_formal_parameter_pack and
2151 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2152 and DW_TAG_GNU_template_parameter_pack.
2154 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2156 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2157 * config/v850/v850.c (v850_function_value): New function.
2158 (TARGET_FUNCTION_VALUE): Define.
2160 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2162 * tree-vect-stmts.c (vectorizable_call): Call
2163 mark_symbols_for_renaming after vect_finish_stmt_generation.
2165 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2166 to loc_descriptor_from_tree.
2167 (add_location_or_const_value_attribute): Pass 0 instead of 2
2168 for decl_by_reference_p decls.
2170 2009-09-25 Richard Guenther <rguenther@suse.de>
2173 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2176 2009-09-25 Ben Elliston <bje@au.ibm.com>
2178 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2181 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2183 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2184 form of instruction.
2186 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2189 * fold-const.c (const_binop): Handle complex int division.
2190 * tree-complex.c (expand_complex_div_straight,
2191 expand_complex_div_wide): Update comments.
2193 2009-09-24 DJ Delorie <dj@redhat.com>
2196 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2197 (reg_class): Likewise.
2198 (REG_CLASS_NAMES): Likewise.
2199 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2200 (m32c_override_options): Disable -fivopts for M32C.
2202 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2204 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2205 Delete VSX load/store with update support.
2206 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2207 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2211 (VStype_load_update): Ditto.
2212 (VStype_store_update): Ditto.
2213 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2214 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2216 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2217 load/store with update builtins.
2219 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2221 * libgcc2.c (L_trampoline): Prototype for getpagesize
2222 and mprotect in WINNT case.
2224 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2226 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2227 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2228 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2229 'outgoing' argument.
2230 (TARGET_FUNCTION_VALUE): Define.
2232 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2234 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2236 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2239 * common.opt: Initialize dwarf_strict to -1.
2240 * toplev.c (process_options): Catch unset dwarf_strict
2241 and set to 0 for all targets not overriding.
2242 * config/darwin.c (darwin_override_options): Catch unset
2243 dwarf_strict and override to 1.
2245 2009-09-24 Jeff Law <law@redhat.com>
2247 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2249 2009-09-24 Richard Guenther <rguenther@suse.de>
2251 PR tree-optimization/36143
2252 PR tree-optimization/38747
2253 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2254 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2256 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2259 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2260 return false instead of gcc_unreachable (). For CONST return the
2261 value returned by recursive call instead of always returning true.
2262 (tree_add_const_value_attribute): Return the value returned by
2263 add_const_value_attribute instead of always returning true if rtl
2266 2009-09-23 Justin Seyster <jrseys@gmail.com>
2268 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2270 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2272 * cgraphunit.c (cgraph_lower_function): Revert last change.
2273 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2274 instead of DECL_NO_STATIC_CHAIN.
2275 * tree-cfg.c (verify_gimple_call): Likewise.
2276 * tree-nested.c (get_chain_decl, get_chain_field,
2277 convert_tramp_reference_op, convert_gimple_call): Likewise.
2278 (convert_all_function_calls): Likewise. Always set or clear
2279 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2280 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2281 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2283 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2284 DECL_NO_STATIC_CHAIN.
2285 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2286 instead of DECL_NO_STATIC_CHAIN.
2287 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2288 decl_function_context.
2289 * varasm.c (initializer_constant_valid_p): Likewise.
2290 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2291 (DECL_STATIC_CHAIN): ... this.
2292 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2293 instead of DECL_NO_STATIC_CHAIN.
2295 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2296 Rafael Avila de Espindola <espindola@google.com>
2298 * gengtype.c (nb_plugin_files): Make it unsigned to match
2299 num_gt_files. Adjust other variables to avoid warnings.
2300 (main): Allocate an all zero lang_bitmap before each plugin file name
2301 to match regular file names.
2303 2009-09-23 Richard Henderson <rth@redhat.com>
2305 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2306 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2307 static chain passed in memory.
2308 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2309 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2310 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2311 STATIC_CHAIN_REGNUM defined.
2313 * config/picochip/picochip-protos.h: s/class/klass/.
2314 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2315 (picochip_static_chain): New.
2316 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2317 (STATIC_CHAIN_INCOMING): Remove.
2319 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2320 (xtensa_static_chain): New.
2321 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2322 (STATIC_CHAIN_INCOMING): Remove.
2324 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2326 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2327 * config/pa/pa-protos.h (function_value): Remove.
2328 * config/pa/pa.c (pa_function_value): Rename from function_value.
2329 Make static, add 'outgoing' argument.
2330 (TARGET_FUNCTION_VALUE): Define.
2332 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2334 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2335 instead of cfun->machine->is_leaf.
2336 * config/avr/avr.h (machine_function): Remove is_leaf field.
2338 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2341 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2342 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2343 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2344 the same size, prefer DW_OP_stack_value.
2345 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2346 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2348 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2351 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2353 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2356 * cfgexpand.c (convert_debug_memory_address): New.
2357 (expand_debug_expr): Convert base address and offset to the same
2358 mode. Use it to convert addresses to other modes. Accept
2361 2009-09-23 Richard Guenther <rguenther@suse.de>
2363 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2364 produced for bigendian targets with promoted subregs.
2366 2009-09-23 Richard Guenther <rguenther@suse.de>
2368 * value-prof.c (gimple_ic): Purge old EH edges only after building
2371 2009-09-23 Nick Clifton <nickc@redhat.com>
2373 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2375 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2378 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2381 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2382 on non-nested functions.
2384 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2385 Jan Hubicka <jh@suse.cz>
2387 * dwarf2out.c (loc_list_plus_const): Only define if
2388 DWARF2_DEBUGGING_INFO.
2389 (address_of_int_loc_descriptor): Likewise.
2392 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2394 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2397 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2398 constant is more than zero.
2400 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2403 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2404 call final to emit non-scheduled prologue, instead insert at entry.
2406 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2407 Joseph S. Myers <joseph@codesourcery.com>
2409 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2411 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2412 Rafael Avila de Espindola <espindola@google.com>
2414 * gengtype.c (is_file_equal): New function.
2415 (close_output_files): Use is_file_equal. Free of->buf.
2417 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2418 Rafael Avila de Espindola <espindola@google.com>
2420 * gengtype.c (write_types, write_local): Add the output_header
2421 argument. Update all callers.
2423 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2425 * dwarf2out.c (template_parameter_pack_die,
2426 gen_formal_parameter_pack_die ): New functions.
2427 (make_ith_pack_parameter_name): Remove this function.
2428 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2429 DW_TAG_formal_parameter_pack.
2430 (gen_generic_params_dies): Represent each template parameter pack
2431 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2432 represented by usual DW_TAG_template_*_parameter DIEs that are
2433 children of the DW_TAG_template_parameter_pack element DIE.
2434 (generic_parameter_die): This doesn't deal with parameter pack
2435 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2436 of parameter pack DIEs.
2437 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2438 in certain cases, e.g. for pack elements.
2439 (gen_formal_types_die, gen_decl_die): Adjust usage of
2440 gen_formal_parameter_die.
2441 (gen_subprogram_die): Represent each function parameter pack by a
2442 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2443 represented by usual DW_TAG_formal_parameter DIEs that are children
2444 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2445 ____builtin_va_alist decls as no part of the compiler uses those
2447 * langhooks.h (struct lang_hooks_for_decls): Add
2448 function_parm_expanded_from_pack_p, get_generic_function_decl
2449 and function_parameter_pack_p hooks. Fix comment for
2450 get_innermost_generic_parms hook.
2451 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2452 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2453 macros and use them to initialize lang_hook.
2455 2009-09-22 Richard Henderson <rth@redhat.com>
2457 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2458 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2459 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2460 on TRAMPOLINE_TEMPLATE.
2461 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2462 TRAMPOLINE_ADJUST_ADDRESS.
2463 * targhooks.c (default_asm_trampoline_template): Remove.
2464 (default_trampoline_adjust_address): Remove.
2465 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2466 * targhooks.h: Update decls.
2468 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2470 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2471 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2472 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2474 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2477 * reload1.c (reload): Reset debug insns with pseudos without
2480 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2482 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2483 unconditional true for decimal float modes.
2484 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2485 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2487 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2489 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2490 Enable a new case for __FreeBSD__ >= 7.
2491 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2492 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2493 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2494 and USE_LD_AS_NEEDED.
2496 * doc/install.texi (*-*-freebsd*): Update target information.
2498 2009-09-22 Richard Guenther <rguenther@suse.de>
2501 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2502 arrays really properly.
2504 2009-09-22 Richard Henderson <rth@redhat.com>
2507 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2508 calls.static_chain, calls.trampoline_init,
2509 calls.trampoline_adjust_address.
2510 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2511 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2512 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2513 * builtins.c (expand_builtin_setjmp_receiver): Use
2514 targetm.calls.static_chain; only clobber registers.
2515 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2516 set up memory attributes properly for the trampoline block.
2517 (expand_builtin_adjust_trampoline): Use
2518 targetm.calls.trampoline_adjust_address.
2519 * calls.c (prepare_call_address): Add fndecl argument. Use
2520 targetm.calls.static_chain.
2521 * df-scan.c (df_need_static_chain_reg): Remove.
2522 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2523 consolodate static chain handling.
2524 * doc/tm.texi: Document new hooks.
2525 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2526 (init_emit_regs): Don't initialize them.
2527 * expr.h (prepare_call_address): Update decl.
2528 * final.c (profile_function): Use targetm.calls.static_chain.
2529 * function.c (expand_function_start): Likewise.
2530 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2531 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2532 only clobber registers.
2533 * targhooks.c (default_static_chain): New.
2534 (default_asm_trampoline_template, default_trampoline_init): New.
2535 (default_trampoline_adjust_address): New.
2536 * targhooks.h: Declare them.
2537 * varasm.c (assemble_trampoline_template): Use
2538 targetm.asm_out.trampoline_template. Make the memory block const
2541 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2542 alpha_initialize_trampoline. Make static. Merge VMS parameter
2543 differences into the TARGET_ABI_OPEN_VMS code block.
2544 (TARGET_TRAMPOLINE_INIT): New.
2545 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2546 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2547 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2548 (INITIALIZE_TRAMPOLINE): Remove.
2550 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2551 (TRAMPOLINE_TEMPLATE): Merge with ...
2552 (INITIALIZE_TRAMPOLINE): ... this and move ...
2553 * config/arc/arc.c (arc_trampoline_init): ... here.
2554 (TARGET_TRAMPOLINE_INIT): New.
2556 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2557 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2558 (arm_asm_trampoline_template): New.
2559 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2560 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2561 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2562 code to arm_asm_trampoline_template.
2563 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2564 arm_trampoline_adjust_address.
2565 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2566 adjust for target hook parameters.
2568 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2571 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2572 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2573 (bfin_trampoline_init): Rename from initialize_trampoline;
2574 make static; update for target hook parameters.
2575 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2576 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2577 bfin_asm_trampoline_template.
2578 (INITIALIZE_TRAMPOLINE): Remove.
2580 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2581 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2582 cris_trampoline_init): New.
2583 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2584 cris_asm_trampoline_template.
2585 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2586 adjust for target hook parameters.
2588 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2590 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2591 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2592 fr30_trampoline_init): New.
2593 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2594 fr30_asm_trampoline_template.
2595 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2596 adjust for target hook parameters.
2598 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2599 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2600 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2601 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2602 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2604 * config/h8300/h8300.c (h8300_trampoline_init): New.
2605 (TARGET_TRAMPOLINE_INIT): New.
2606 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2607 to h8300_trampoline_init and adjust for hook parameters.
2609 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2610 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2611 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2612 make static; adjust for hook parameters.
2613 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2615 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2616 (TARGET_TRAMPOLINE_INIT): New.
2617 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2618 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2619 iq2000_asm_trampoline_template.
2620 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2621 (TRAMPOLINE_CODE_SIZE): New.
2622 (TRAMPOLINE_SIZE): Use it.
2623 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2625 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2626 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2627 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2628 adjust for hook parameters.
2629 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2631 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2632 (m32r_trampoline_init): New.
2633 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2634 m32r_trampoline_init.
2636 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2637 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2638 make static; update for hook parameters.
2639 * config/m68hc11/m68hc11-protos.h: Update.
2640 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2642 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2643 (TARGET_TRAMPOLINE_INIT): New.
2644 (mcore_function_value): Fix typo.
2645 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2646 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2647 to mcore_asm_trampoline_template.
2648 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2650 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2651 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2652 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2653 update for hook parameters.
2654 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2656 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2657 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2658 mips_trampoline_init): New.
2659 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2660 mips_asm_trampoline_template.
2661 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2662 update for hook parameters.
2664 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2665 (TARGET_TRAMPOLINE_INIT): New.
2666 (mmix_trampoline_size): Remove.
2667 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2668 make static. Remove out-of-date tetra vs octa comment.
2669 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2670 make static; update for hook parameters.
2671 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2672 (INITIALIZE_TRAMPOLINE): Remove.
2673 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2674 (TRAMPOLINE_ALIGNMENT): New.
2675 * gcc/config/mmix/mmix-protos.h: Update.
2677 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2678 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2679 mn10300_trampoline_init): New.
2680 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2681 mn10300_asm_trampoline_template.
2682 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2684 * config/moxie/moxie.c (moxie_static_chain,
2685 moxie_asm_trampoline_template, moxie_trampoline_init,
2686 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2687 TARGET_TRAMPOLINE_INIT): New.
2688 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2689 moxie_trampoline_init.
2690 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2691 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2693 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2694 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2695 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2696 pa_trampoline_adjust_address): New.
2697 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2698 pa_asm_trampoline_template.
2699 (TRAMPOLINE_ALIGNMENT): New.
2700 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2701 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2702 adjust for hook parameters.
2703 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2705 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2706 (TARGET_TRAMPOLINE_INIT): New.
2707 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2708 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2710 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2712 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2713 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2714 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2715 make static; adjust parameters for the hook.
2716 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2718 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2719 s390_trampoline_template; make static.
2720 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2721 make static; adjust for target hook.
2722 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2723 * config/s390/s390-protos.h: Remove trampoline decls.
2724 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2725 (TRAMPOLINE_TEMPLATE): Remove.
2726 (TRAMPOLINE_ALIGNMENT): New.
2728 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2729 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2730 (TARGET_TRAMPOLINE_INIT): New.
2731 (score_asm_trampoline_template): New.
2732 (score_trampoline_init): Rename from score_initialize_trampoline;
2733 make static; adjust for hook parameters.
2734 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2735 score[37]_asm_trampoline_template.
2736 (INITIALIZE_TRAMPOLINE): Remove.
2737 * config/score/score3.c (score3_asm_trampoline_template): New.
2738 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2739 adjust for target hook.
2740 * config/score/score7.c (score7_asm_trampoline_template): New.
2741 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2742 adjust for target hook.
2743 * config/score/score3.h, config/score/score7.h: Update.
2745 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2746 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2747 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2748 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2749 make static; adjust for target hook parameters.
2750 (sh_trampoline_adjust_address): New.
2751 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2752 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2754 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2755 (sparc32_initialize_trampoline): Rename from
2756 sparc_initialize_trampoline; make static; replace tramp parameter
2757 with m_tramp and update memory accesses.
2758 (sparc64_initialize_trampoline): Similarly.
2759 (sparc_trampoline_init): New.
2760 * config/sparc/sparc-protos.h: Remove trampoline decls.
2761 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2762 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2764 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2765 (array_to_constant): Make ARR parameter const.
2766 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2767 make static; update for hook parameters.
2768 * config/spu/spu-protos.h: Update decls.
2769 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2771 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2772 from xstormy16_initialize_trampoline; make static; update for
2774 (TARGET_TRAMPOLINE_INIT): New.
2775 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2777 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2778 (TARGET_TRAMPOLINE_INIT): New.
2779 (v850_can_eliminate): Make static.
2780 (v850_asm_trampoline_template, v850_trampoline_init): New.
2781 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2782 v850_asm_trampoline_template.
2783 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2784 and adjust for target hook parameters.
2786 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2787 (TARGET_TRAMPOLINE_INIT): New.
2788 (vax_asm_trampoline_template, vax_trampoline_init): New.
2789 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2790 vax_asm_trampoline_template.
2791 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2793 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2794 (TARGET_TRAMPOLINE_INIT): New.
2795 (xtensa_asm_trampoline_template): Rename from
2796 xtensa_trampoline_template; make static.
2797 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2798 make static; update for hook parameters.
2799 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2800 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2801 (INITIALIZE_TRAMPOLINE): Remove.
2803 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2804 error for nested functions with regparm=3.
2805 (ix86_compute_frame_layout): Adjust frame pointer offset for
2806 ix86_static_chain_on_stack.
2807 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2808 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2809 don't reset to UNITS_PER_WORD.
2810 (ix86_emit_leave): Adjust ix86_cfa_state.
2811 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2812 (ix86_static_chain): New.
2813 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2814 make static; update for target hook parameters; use ix86_static_chain.
2815 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2816 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2817 (INITIALIZE_TRAMPOLINE): Remove.
2818 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2819 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2820 to the end. Add static_chain_on_stack.
2821 (ix86_static_chain_on_stack): New.
2823 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2824 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2825 (m68k_trampoline_init): New.
2826 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2827 m68k_trampoline_init and adjust for hook parameters.
2828 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2829 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2831 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2833 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2834 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2836 * reload1.c (reload): Call wrap_constant when substituting
2837 reg for equiv inside of DEBUG_INSNs.
2840 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2841 add_call_src_coords_attributes, add_high_low_attributes,
2842 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2843 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2844 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2845 when -gdwarf-2 -gstrict-dwarf.
2846 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2847 -gdwarf-[23] -gstrict-dwarf.
2848 (address_of_int_loc_descriptor, loc_descriptor,
2849 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2850 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2851 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2853 2009-09-22 Richard Guenther <rguenther@suse.de>
2855 PR tree-optimization/41428
2856 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2857 (ccp_finalize): Pass it to substitute_and_fold.
2859 2009-09-22 Richard Guenther <rguenther@suse.de>
2861 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2862 (substitute_and_fold): Adjust prototype.
2863 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2864 (simplify_stmt_using_ranges): Likewise.
2865 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2866 (vrp_fold_stmt): New function.
2867 (vrp_finalize): Pass it to substitute_and_fold.
2868 * tree-flow.h (vrp_evaluate_conditional): Remove.
2869 (simplify_stmt_using_ranges): Likewise.
2870 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2871 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2872 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2874 (fold_predicate_in): Move to tree-vrp.c.
2875 (substitute_and_fold): Use the callback instead of calling into
2876 tree-vrp.c functions directly.
2878 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2880 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2881 comparison warning on rs6000.
2884 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2885 GIMPLE_EH_MUST_NOT_THROW cleanup.
2886 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2888 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2891 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2892 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2893 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2894 libSystem which is derived from the gcc 4.2.1 unwinder.
2896 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2899 * varasm.c (default_encode_section_info): Copy TLS model into
2900 sym_ref flags regardless of backend support for TLS, for all
2901 model types except TLS_MODEL_EMULATED.
2903 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2906 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2907 we can handle it correctly.
2909 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2911 * doc/install.texi (os2): Remove section.
2913 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2915 * doc/standards.texi (Objective-C): Adjust two URLs.
2917 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2919 * tree-tailcall.c (process_assignment): Don't check if a
2920 multiplication or an addition are already present.
2921 (find_tail_calls): Combine multiple additions and multiplications.
2922 (adjust_accumulator_values): Emit accumulators.
2924 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2926 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2927 xmm register restore.
2929 2009-09-21 Jan Hubicka <jh@suse.cz>
2931 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2932 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2935 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2937 * stor-layout.c (layout_type): Remove obsolete code.
2939 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2942 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2944 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2947 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2948 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2949 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2950 * fold-const.c (const_binop): Likewise.
2951 * real.h (do_mpc_arg2): Update prototype.
2953 2009-09-20 Jan Hubicka <jh@suse.cz>
2955 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2956 (add_location_or_const_value_attribute): Rewrite using
2958 (tree_add_const_value_attribute): Return true if successful.
2959 (tree_add_const_value_attribute_for_decl): Likewise.
2961 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2962 (loc_descriptor): ... here;
2963 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2964 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2965 pool items that was not marked for output.
2966 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2967 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2968 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2969 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2970 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2971 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2972 DW_OP_stack_value to get address of items that are not available
2974 (dw_loc_list): Handle single element lists correctly.
2976 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2977 Pascal Obry <obry@adacore.com>
2979 * unwind-dw2-fde.c (classify_object_over_fdes):
2980 Cast the constant 1 to _Unwind_Ptr.
2981 (add_fdes): Likewise.
2982 (linear_search_fdes): Likewise.
2984 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2986 * stor-layout.c (set_sizetype): Avoid useless type copy.
2988 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2990 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2992 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2993 * configure, config.in: Regenerate.
2994 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2996 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2997 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2998 for global data if the output could be used in a shared library.
2999 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3000 to 0 if TARGET_WRITABLE_EH_FRAME.
3002 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3004 PR rtl-optimization/39886
3005 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3006 just when insn is equal to BB_END (bb).
3008 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3010 * config/mips/mips.opt (mrelax-pic-calls): New option.
3011 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3013 (mips_unspec_call): Change "unspec_call" expander into this.
3014 (mips_strip_unspec_call): New function.
3015 (mips_got_load): Call mips_unspec_call instead of
3016 gen_unspec_call<mode>.
3017 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3019 (mips_cfg_in_reorg): New function.
3020 (mips16_lay_out_constants): Use it to decide whether to call
3021 CFG-aware insn splitting.
3022 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3023 mips_reorg. Move DF set-up code from here ...
3024 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3026 (mips_reorg): Call mips_df_reorg instead of
3027 r10k_insert_cache_barriers. Move CFG set-up code here from
3028 r10k_insert_cache_barriers.
3029 (mips_call_expr_from_insn): New function.
3030 (mips_pic_call_symbol_from_set): Likewise.
3031 (mips_find_pic_call_symbol): Likewise.
3032 (mips_annotate_pic_call_expr): Likewise.
3033 (mips_get_pic_call_symbol): Likewise.
3034 (mips_annotate_pic_calls): Likewise.
3035 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3037 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3038 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3039 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3041 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3042 (unspec_call<mode>): Remove it.
3043 (sibcall_internal, sibcall_value_internal,
3044 sibcall_value_multiple_internal, call_internal, call_split,
3045 call_value_internal, call_value_split,
3046 call_value_multiple_internal, call_value_multiple_split): Pass
3047 SIZE_OPNO to MIPS_CALL.
3048 (call_internal_direct, call_direct_split,
3049 call_value_internal_direct, call_value_direct_split): Pass -1 as
3050 SIZE_OPNO to MIPS_CALL.
3051 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3052 * configure: Regenerate.
3053 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3054 and -mno-relax-pic-calls.
3055 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3057 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3060 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3061 in the directory this rule is called from, rather than the
3062 toplevel 'gcc' directory, to fix in-tree build.
3064 2009-09-19 Chris Demetriou <cgd@google.com>
3066 PR preprocessor/28435:
3067 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3068 to cpplib that the preprocessor output is needed.
3070 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3072 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3073 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3074 *return_and_restore_fpregs_<mode>,
3075 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3078 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3079 instead of assuming it has always a REG inside of it.
3081 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3083 * config/freebsd.h: Update comment on types.
3084 (WINT_TYPE): Define.
3086 2009-09-18 Jason Merrill <jason@redhat.com>
3088 * c.opt: Add -fno-deduce-init-list.
3090 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3092 * value-prof.c (interesting_stringop_to_profile_p): Added output
3093 argument to indicate which parameter is the size parameter.
3094 * value-prof.c (gimple_stringop_fixed_value): Use
3095 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3096 * value-prof.c (gimple_stringops_transform): Update call sites to
3097 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3099 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3102 From David Binderman <dcb314@hotmail.com>:
3103 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3104 local variable f. Remove stale comments.
3105 (ix86_compute_frame_layout): Remove useless local variable total_size.
3106 Remove #if 0'd code.
3107 (legitimate_address_p): Remove useless local variables
3108 reason_rtx and reason.
3109 (ix86_split_copysign_const): Remove useless local variable op1.
3110 (scale_counter): Remove useless local variable piece_size_mask.
3112 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3114 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3117 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3120 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3122 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3124 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3127 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3129 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3130 DW_OP_implicit_value even without dwarf_version 4.
3132 2009-09-17 Jan Hubicka <jh@suse.cz>
3134 * dwarf2out.c: Include tree-pass.h and gimple.h.
3135 (loc_list_plus_const): New function.
3136 (loc_descriptor_from_tree_1): Rename to ...
3137 (loc_descriptor_from_tree): ... remove original.
3138 (loc_list_from_tree): New function.
3139 (add_AT_location_description): Accept location list.
3140 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3141 (concatn_mem_loc_descriptor): Remove.
3142 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3144 (secname_for_decl): Move up.
3145 (hidden_reference_p): New function; break out from ...
3146 (loc_by_refernece): ... here; move up.
3147 (dw_loc_list): New function.
3148 (single_element_loc_list): New function.
3149 (single_element_loc_list_p): New function.
3150 (add_loc_descr_to_each): New function.
3151 (add_loc_list): New function.
3152 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3153 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3154 add diagnostics why expansion failed.
3155 (add_location_or_const_value_attribute): Support location lists.
3156 (add_bound_info): Likewise.
3157 (descr_info_loc): Update call of loc_descriptor_from_tree.
3158 (gen_variable_die): Work on location lists.
3159 * final.c (pass_final): Add dump file.
3160 * Makefile.in (dwarf2out.o): Add new dependencies.
3162 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3165 * real.c decimal_from_integer, decimal_integer_string): New.
3166 (real_from_integer): Use them as special case for decimal float.
3167 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3168 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3169 Do not append zero after the decimal point in string to convert.
3171 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3173 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3174 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3176 2009-09-17 Martin Jambor <mjambor@suse.cz>
3178 * common.opt (fipa-sra): New switch.
3179 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3180 * timevar.def (TV_IPA_SRA): New timevar.
3181 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3182 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3183 * tree-sra.c: Include cgraph.c.
3184 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3185 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3186 and grp_not_necessarilly_dereferenced.
3187 (func_param_count): New variable.
3188 (encountered_apply_args): New variable.
3189 (bb_dereferences): New variable.
3190 (final_bbs): New variable.
3191 (no_accesses_representant): New variable.
3192 (no_accesses_p): New function.
3193 (dump_access): Dump the new fields.
3194 (sra_initialize): Set encountered_apply_args to false.
3195 (get_ssa_base_param): New function.
3196 (mark_parm_dereference): New function.
3197 (create_access): Caring for INIDRECT_REFs and different handling of
3198 varialble length accesses in early IPA SRA. Store the stmt - a new
3199 parameter - to the new access.
3200 (build_access_from_expr_1): New parameter stmt, passed to
3201 create_access. Handle INDIRECT_REFs.
3202 (build_access_from_expr): Pass the current statement to
3203 build_access_from_expr_1.
3204 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3206 (build_accesses_from_assign): Pass the current statement to
3207 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3208 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3209 final_bbs when necessary. Check for calls to __builtin_apply_args.
3210 Fixup EH info if anythng was changed.
3211 (is_unused_scalar_param): New function.
3212 (ptr_parm_has_direct_uses): New function.
3213 (find_param_candidates): New function.
3214 (mark_maybe_modified): New function.
3215 (analyze_modified_params): New function.
3216 (propagate_dereference_distances): New function.
3217 (dump_dereferences_table): New function.
3218 (analyze_caller_dereference_legality): New function.
3219 (unmodified_by_ref_scalar_representative): New function.
3220 (splice_param_accesses): New function.
3221 (decide_one_param_reduction): New function.
3222 (enum ipa_splicing_result): New type.
3223 (splice_all_param_accesses): New function.
3224 (get_param_index): New function.
3225 (turn_representatives_into_adjustments): New function.
3226 (analyze_all_param_acesses): New function.
3227 (get_replaced_param_substitute): New function.
3228 (get_adjustment_for_base): New function.
3229 (replace_removed_params_ssa_names): New function.
3230 (sra_ipa_reset_debug_stmts): New function.
3231 (sra_ipa_modify_expr): New function.
3232 (sra_ipa_modify_assign): New function.
3233 (convert_callers): New function.
3234 (modify_function): New function.
3235 (ipa_sra_preliminary_function_checks): New function.
3236 (ipa_early_sra): New function.
3237 (ipa_early_sra_gate): New function.
3238 (pass_early_ipa_sra): New variable.
3239 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3241 2009-09-17 Michael Matz <matz@suse.de>
3244 * tree.c (build_type_attribute_qual_variant): Export.
3245 * tree.h (build_type_attribute_qual_variant): Declare.
3246 * tree-inline.c (remap_type_1): Use it to build variants with
3247 the original qualifiers and attributes.
3249 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3251 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3252 without a fallthrough edge.
3254 2009-09-16 DJ Delorie <dj@redhat.com>
3256 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3257 chip and ignore the "fast_interrupt" attribute if so.
3259 2009-09-16 Richard Henderson <rth@redhat.com>
3262 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3265 2009-09-16 Richard Henderson <rth@redhat.com>
3268 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3269 is set only if DECL_NO_STATIC_CHAIN is unset.
3270 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3271 (FOR_EACH_NEST_INFO): New.
3272 (walk_all_functions): Use it.
3273 (finalize_nesting_tree): Likewise.
3274 (unnest_nesting_tree): Likewise.
3275 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3276 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3277 (convert_gimple_call): Early out if gimple_call_chain already set.
3278 (convert_all_function_calls): Iterate until no new functions
3279 require a static chain.
3280 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3281 when building a trampoline. Use dump_function_to_file instead
3283 (lower_nested_functions): Open dump_file. Validate that decls
3284 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3285 bit reset by this pass.
3287 2009-09-16 Michael Matz <matz@suse.de>
3290 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3291 shorten decl_common_unused.
3292 (DECL_RESTRICTED_P): New accessor.
3293 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3294 to disambiguate marked decls and restrict pointers.
3296 2009-09-16 Richard Henderson <rth@redhat.com>
3299 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3301 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3303 * integrate.c (set_block_abstract_flags): Call
3304 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3306 2009-09-16 Richard Guenther <rguenther@suse.de>
3309 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3312 2009-09-16 DJ Delorie <dj@redhat.com>
3313 Kaz Kojima <kkojima@gcc.gnu.org>
3315 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3316 (sh_expand_prologue): Update calls to output_stack_adjust.
3317 (sh_expand_epilogue): Likewise.
3319 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3322 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3323 trying to limit the extent of searches in the insn stream.
3325 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3326 Jakub Jelinek <jakub@redhat.com>
3330 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3332 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3333 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3334 (rs6000_savres_strategy): Always save FP registers inline if the
3335 target doesn't support hardware double-precision. Set the above
3336 bits in return value when needed.
3337 (rs6000_savres_routine_sym): Fix computation for cache selector.
3338 Mark the generated symbol as a function. Rename exitp argument to
3339 lr. Move code for determining the name of the symbol...
3340 (rs6000_savres_routine_name): ...here. New function. Add cases for
3341 getting the names right on AIX and 64-bit Linux.
3342 (savres_routine_name): New variable.
3343 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3344 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3345 on what the target routine uses as a base register. If savep && lr
3346 describe saving of r0 into memory slot.
3347 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3348 line calls for AIX ABI.
3349 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3350 determine FP save/restore functions.
3351 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3352 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3354 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3355 Duplicate restoration of LR and execute the appropriate one
3356 depending on whether GPRs are being restored inline. Set r11 from
3357 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3358 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3359 Fix out of line calls for AIX ABI.
3360 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3362 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3364 (*restore_gpregs_spe): Likewise.
3365 (*return_and_restore_gpregs_spe): Likewise.
3366 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3367 Define to empty string unconditionally.
3368 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3369 Define to empty string unconditionally.
3370 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3373 2009-09-15 Jan Hubicka <jh@suse.cz>
3375 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3376 * params.def (inline-insns-auto): Likewise.
3378 2009-09-15 Martin Jambor <mjambor@suse.cz>
3380 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3381 individual statements only at TDF_DETAILS dump level. Format
3382 source for 80 characters per line.
3384 2009-09-15 Christian Bruel <christian.bruel@st.com>
3386 * regrename.c (do_replace): Update REG_DEAD notes.
3388 2009-09-15 Revital Eres <eres@il.ibm.com>
3390 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3391 * targhooks.c (default_builtin_support_vector_misalignment):
3392 New builtin function.
3393 * targhooks.h (default_builtin_support_vector_misalignment):
3395 * target.h (builtin_support_vector_misalignment):
3396 New field in struct gcc_target.
3397 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3398 new builtin function.
3399 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3401 * config/rs6000/rs6000.c
3402 (rs6000_builtin_support_vector_misalignment): New function.
3403 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3405 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3407 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3409 (bfin_optimize_loop): Likewise.
3410 (bfin_gen_bundles): Likewise.
3411 (workaround_speculation): Likewise.
3412 (find_load): Return NULL_RTX for debug_insn.
3414 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3416 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3419 2009-09-14 DJ Delorie <dj@redhat.com>
3421 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3422 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3425 2009-09-14 Richard Henderson <rth@redhat.com>
3426 Jakub Jelinek <jakub@redhat.com>
3428 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3429 * cfgbuild.c (make_edges): Handle asm goto.
3430 * cfglayout.c (fixup_reorder_chain): Likewise.
3431 * cfgrtl.c (patch_jump_insn): Likewise.
3432 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3433 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3434 (gimple_build_asm_vec): Add and use labels parameter.
3435 (gimple_build_asm): Remove.
3436 (walk_gimple_asm): Walk labels too.
3437 * gimple.def (GIMPLE_ASM): Update docs.
3438 * gimple.h: Update decls.
3439 (struct gimple_statement_asm): Change nc to use unsigned char;
3441 (gimple_asm_nlabels): New.
3442 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3443 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3444 into gimple_build_asm_vec.
3445 * jump.c (mark_jump_label_asm): New.
3446 (mark_jump_label): Use it.
3447 (redirect_jump_1): Handle asm goto.
3448 (invert_jump_1): Soft fail if X is null.
3449 * recog.c (extract_asm_operands): New.
3450 (asm_noperands): Use it; handle asm labels.
3451 (decode_asm_operands): Use extract_asm_operands.
3452 (asm_operand_ok): Properly handle empty string.
3453 * reg-stack.c (get_asm_operands_in_out): Rename from
3454 get_asm_operand_n_inputs; use extract_asm_operands; return both
3455 inputs and outputs by reference; update all callers.
3456 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3457 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3458 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3459 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3460 (extract_asm_operands): Declare.
3461 * stmt.c (expand_asm_operands): Add and use labels parameter.
3462 (check_unique_operand_names): Likewise.
3463 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3464 (expand_asm_stmt): Handle asm labels.
3465 * tree-cfg.c (make_gimple_asm_edges): New.
3466 (make_edges): Use it.
3467 (cleanup_dead_labels): Handle asm labels.
3468 (is_ctrl_altering_stmt): Likewise.
3469 (gimple_redirect_edge_and_branch): Likewise.
3470 * tree.def (ASM_EXPR): Add 5th operand.
3471 * tree.h (ASM_LABELS): New.
3472 (resolve_asm_operand_names): Update decl.
3474 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3475 (c_parser_asm_goto_operands): New.
3476 * c-tree.h (build_asm_expr): Update decl.
3477 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3478 * doc/extend.texi: Document asm goto.
3480 2009-09-14 Richard Henderson <rth@redhat.com>
3482 * except.h: Update declarations.
3483 (struct pointer_map_t): Forward declare.
3484 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3485 (struct eh_landing_pad_d, eh_landing_pad): New.
3486 (struct eh_catch_d, eh_catch): New.
3487 (struct eh_region_d): Remove next_region_sharing_label, aka,
3488 label, tree_label, landing_pad, post_landing_pad, resume,
3489 may_contain_throw. Rename region_number to index. Remove
3490 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3491 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3492 (VEC(eh_landing_pad,gc)): New.
3493 (struct eh_status): Remove last_region_number. Add lp_array,
3494 throw_stmt_table, ttype_data, ehspec_data.
3495 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3496 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3497 * except.c (lang_protect_cleanup_actions): Return tree.
3498 (struct ehl_map_entry): Remove.
3499 (init_eh_for_function): Push zero entries for region and lp_array.
3500 (gen_eh_region): Add to region_array immediately.
3501 (gen_eh_region_catch): Operate on eh_catch objects.
3502 (gen_eh_landing_pad): New.
3503 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3504 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3505 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3506 (get_eh_landing_pad_from_number_fn): New.
3507 (get_eh_landing_pad_from_number): New.
3508 (get_eh_region_from_lp_number_fn): New.
3509 (get_eh_region_from_lp_number): New.
3510 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3511 (get_exception_pointer, get_exception_filter): Remove.
3512 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3513 (current_function_has_exception_handlers): Simplify.
3514 (bring_to_root, eh_region_replaceable_by_p): Remove.
3515 (replace_region, hash_type_list, hash_eh_region): Remove.
3516 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3517 (label_to_region_map, num_eh_regions): Remove.
3518 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3519 (find_exception_handler_labels): Remove.
3520 (duplicate_eh_regions_0, find_prev_try): Remove.
3521 (struct duplicate_eh_regions_data): New.
3522 (duplicate_eh_regions_1): Rewrite.
3523 (duplicate_eh_regions): Return a pointer map instead of an
3525 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3526 (redirect_eh_edge_to_label): Remove.
3527 (eh_region_outermost): Rewrite using eh_region pointers
3528 instead of integers.
3529 (add_ttypes_entry): Update for ttype_data move to eh_status.
3530 (add_ehspec_entry): Rewrite with VEC instead of varray.
3531 (assign_filter_values): Likewise. Export.
3532 (build_post_landing_pads, connect_post_landing_pads): Remove.
3533 (dw2_build_landing_pads): Rewrite to use lp_array.
3534 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3535 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3536 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3537 (sjlj_mark_call_sites): Update for landing pad numbers.
3538 (finish_eh_generation): Rewrite.
3539 (gate_handle_eh): Do nothing for no eh tree.
3540 (pass_rtl_eh): Move up near finish_eh_generation.
3541 (remove_eh_landing_pad): New.
3542 (remove_eh_handler): Export.
3543 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3544 (for_each_eh_label): Rewrite to use lp_array.
3545 (make_reg_eh_region_note): New.
3546 (make_reg_eh_region_note_nothrow_nononlocal): New.
3547 (insn_could_throw_p): New.
3548 (copy_reg_eh_region_note_forward): New.
3549 (copy_reg_eh_region_note_backward): New.
3550 (check_handled, add_reachable_handler): Remove.
3551 (reachable_next_level, foreach_reachable_handler): Remove.
3552 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3553 (get_eh_region_and_lp_from_rtx): New.
3554 (get_eh_region_from_rtx): New.
3555 (can_throw_internal_1, can_throw_external_1): Remove.
3556 (can_throw_internal): Use get_eh_region_from_rtx.
3557 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3558 (insn_nothrow_p, can_nonlocal_goto): New.
3559 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3560 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3561 (add_action_record): Use VEC not varray.
3562 (collect_one_action_chain): Update for eh_region changes.
3563 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3564 Use get_eh_region_and_lp_from_rtx.
3565 (gate_convert_to_eh_region_ranges): New.
3566 (pass_convert_to_eh_region_ranges): Use it.
3567 (push_uleb128, push_sleb128): Use VEC not varray.
3568 (output_one_function_exception_table): Likewise.
3569 (dump_eh_tree): Update for eh_region changes.
3570 (verify_eh_tree): Likewise.
3571 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3572 * tree-eh.c: Include target.h.
3573 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3574 Don't disallow GIMPLE_RESX; adjust argument check.
3575 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3576 (record_stmt_eh_region): Update for landing pad numbers;
3577 generate a landing pad if necessary.
3578 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3579 (remove_stmt_from_eh_lp_fn): Similarly.
3580 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3581 Update for lp numbers; don't special case missing throw_stmt_table.
3582 (lookup_expr_eh_lp): Similarly.
3583 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3584 (eh_seq, eh_region_may_contain_throw): New.
3585 (struct leh_state): Add ehp_region.
3586 (struct leh_tf_state): Remove eh_label.
3587 (emit_post_landing_pad): New.
3588 (emit_resx, emit_eh_dispatch): New.
3589 (note_eh_region_may_contain_throw): New.
3590 (frob_into_branch_around): Take eh_region not eh label;
3591 emit eh code into eh_seq.
3592 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3593 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3594 lower_eh_must_not_throw. Emit code to eh_seq.
3595 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3596 (lower_try_finally_onedest): Likewise.
3597 (lower_try_finally_copy): Likewise.
3598 (lower_try_finally_switch): Likewise.
3599 (lower_try_finally): Initialize ehp_region.
3600 (lower_catch): Update for eh_catch objects.
3601 (lower_eh_filter): Don't handle must_not_throw.
3602 (lower_eh_must_not_throw): New.
3603 (lower_cleanup): Don't set eh_label.
3604 (lower_eh_constructs_2): Resolve eh builtins.
3605 Handle GIMPLE_EH_MUST_NOT_THROW.
3606 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3607 Add eh_seq to the end of the function body.
3608 (make_eh_dispatch_edges): New.
3609 (make_eh_edge): Remove.
3610 (make_eh_edges): Simplify for landing pads.
3611 (redirect_eh_edge_1): New.
3612 (redirect_eh_edge): Use it.
3613 (redirect_eh_dispatch_edge): New.
3614 (stmt_could_throw_p): Use a switch. Allow RESX.
3615 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3616 (stmt_can_throw_internal): Likewise.
3617 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3618 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3619 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3620 (gate_refactor_eh): New.
3621 (pass_refactor_eh): Use it.
3622 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3623 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3624 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3625 (remove_unreachable_handlers): Rename from
3626 tree_remove_unreachable_handlers; rewrite for landing pads;
3627 call remove_eh_handler directly.
3628 (remove_unreachable_handlers_no_lp): New.
3629 (unsplit_eh, unsplit_all_eh): New.
3630 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3631 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3632 (cleanup_empty_eh_unsplit): New.
3633 (cleanup_empty_eh): Rewrite.
3634 (cleanup_all_empty_eh): New.
3635 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3636 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3637 (gate_cleanup_eh): New.
3638 (pass_cleanup_eh): Use it.
3639 (verify_eh_edges): Move later in file. Expect one EH edge.
3640 (verify_eh_dispatch_edge): New.
3642 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3643 (gtype-desc.o): Add TARGET_H.
3644 (tree.o): Use EXCEPT_H, not except.h.
3645 (cfgbuild.o): Add EXPR_H.
3646 (GTFILES): Add vecprim.h.
3647 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3648 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3649 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3650 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3651 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3652 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3653 calls to can_throw_internal.
3654 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3655 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3656 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3657 (expand_gimple_stmt): Use make_reg_eh_region_note.
3658 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3659 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3660 or find_exception_handler_labels.
3661 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3662 there is exacly one EH edge. Use can_nonlocal_goto and
3664 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3665 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3666 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3667 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3668 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3669 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3670 * dse.c (scan_insn): Use insn_could_throw_p.
3671 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3672 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3673 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3674 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3675 EXC_PTR_EXPR or FILTER_EXPR.
3676 (tree_expr_nonzero_warnv_p): Likewise.
3677 * function.h: Include vecprim.h, not varray.h
3678 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3679 move ttype_data and ehspec_data members to struct eh_status; change
3680 action_record_data member to a VEC.
3681 * gcse.c (hash_scan_set): Use can_throw_internal.
3682 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3683 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3684 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3685 (block_may_fallthru): Don't handle RESX_EXPR.
3686 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3687 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3688 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3689 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3690 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3691 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3692 (gimple_size): Likewise.
3693 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3694 (gimple_build_resx): Use gimple_build_with_ops.
3695 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3696 (is_gimple_val): Likewise.
3697 (is_gimple_stmt): Remove RESX_EXPR.
3698 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3699 (GIMPLE_RESX): Reorder with other EH constructs.
3700 * gimple.h (struct gimple_statement_eh_mnt): New.
3701 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3702 (gimple_eh_filter_must_not_throw): Remove.
3703 (gimple_eh_filter_set_must_not_throw): Remove.
3704 (gimple_eh_must_not_throw_fndecl): New.
3705 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3706 (is_gimple_resx): New.
3707 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3708 Don't copy EH_FILTER_MUST_NOT_THROW.
3709 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3710 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3711 handle must_not_throw_labels specially.
3712 * ipa-pure-const.c (check_call): Update debug statement for LP.
3713 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3714 * ipa-utils.c (get_base_var): Likewise.
3715 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3716 * lower-subreg.c (move_eh_region_note): Remove.
3717 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3718 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3719 (create_task_copyfn): Likewise.
3720 (maybe_catch_exception): Use gimple_build_eh_filter.
3721 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3722 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3723 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3724 and pass_lower_resx.
3725 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3726 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3727 can_throw_internal, can_nonlocal_goto.
3728 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3729 copy_reg_eh_region_note_forward.
3730 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3731 (emit_output_reload_insns): Likewise.
3732 (copy_eh_notes): Remove.
3733 * rtl.def (RESX): Remove.
3734 * rtl.h: Update declarations.
3735 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3736 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3737 (update_eh_label): Remove.
3738 (cleanup_dead_labels_eh): New.
3739 (cleanup_deal_labels): Use it instead of update_eh_label.
3740 (gimple_merge_blocks): Update landing pad data structure when
3741 removing a landing pad label.
3742 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3743 test; handle GIMPLE_EH_MUST_NOT_THROW.
3744 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3745 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3746 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3747 (verify_stmt): Likewise. Verify landing pads.
3748 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3749 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3750 (struct move_stmt_d): Add eh_map.
3751 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3752 (move_stmt_r): Remap eh region numbers in builtin calls,
3753 resx and eh_dispatch.
3754 (move_block_to_fn): Remove eh_offset parameter. Use
3755 maybe_duplicate_eh_stmt_fn.
3756 (find_outermost_region_in_block): Operate on eh_region pointers
3757 instead of region numbers.
3758 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3759 duplicate_eh_regions.
3760 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3761 test earlier. Disallow EH landing pads.
3762 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3763 * tree-flow.h: Update declarations.
3764 (struct tree_ann_common_d): Replace rn with lp_nr.
3765 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3766 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3767 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3768 resx and eh_dispatch.
3769 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3770 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3771 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3772 from duplicate_eh_regions.
3773 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3774 update RESX; handle EH_DISPATCH.
3775 (expand_call_inline): Set eh_lp_nr, not eh_region.
3776 (maybe_inline_call_in_expr): Likewise.
3777 * tree-inline.h (struct copy_body_data): Replace eh_region with
3778 eh_lp_nr, eh_region_offset with eh_map.
3779 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3780 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3781 * tree-pretty-print.c (dump_generic_node): Don't handle
3782 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3783 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3784 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3785 EXC_PTR_EXPR, FILTER_EXPR.
3786 * tree-ssa-operands.c (get_expr_operands): Likewise.
3787 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3788 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3789 (ao_ref_init_from_vn_reference): Likewise.
3790 * tree-ssa-sink.c (statement_sink_location): Likewise.
3791 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3792 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3793 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3794 EXC_PTR_EXPR, FILTER_EXPR.
3795 (is_exception_related): Remove.
3796 (compute_avail): Don't call it.
3797 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3798 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3799 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3800 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3802 (build_resx): Remove.
3803 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3804 * tree.h: Update declarations.
3805 (EH_FILTER_MUST_NOT_THROW): Remove.
3806 (struct tree_label_decl): Add eh_landing_pad_nr.
3807 (EH_LANDING_PAD_NR): New.
3808 * value-prof.c (gimple_ic): Tidy variable names. Update for
3809 landing pad numbers.
3810 (gimple_stringop_fixed_value): Tidy variable names. Assert
3811 that neither call stmt can throw.
3812 * vecprim.h (uchar): New.
3813 (VEC(uchar,heap), VEC(uchar,gc)): New.
3815 * c-common.c (c_define_builtins): Update call to
3816 build_common_builtin_nodes.
3817 * c-parser.c (c_parse_file): Don't call
3818 default_init_unwind_resume_libfunc.
3820 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3822 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3823 (mips_cprestore_address_p): Likewise.
3824 (mips_save_gp_to_cprestore_slot): Likewise.
3825 (mips_restore_gp): Rename to...
3826 (mips_restore_gp_from_cprestore_slot): ...this.
3827 (mips_must_initialize_gp_p): Declare.
3828 (mips_emit_save_slot_move): Likewise.
3829 (mips_output_load_label): Return nothing.
3830 (mips_eh_uses): Declare.
3831 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3832 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3833 (TARGET_ABSOLUTE_JUMPS): Likewise.
3834 (EH_USES): Likewise.
3835 (FIRST_PSEUDO_REGISTER): Update comment.
3836 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3837 (MIPS_CALL): ...here.
3838 (REGISTER_NAMES): Add $cprestore.
3839 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3840 Add load_label_length, has_inflexible_gp_insn_p,
3841 has_flexible_gp_insn_p, must_initialize_gp_p and
3842 must_restore_gp_when_clobbered_p.
3843 (mips_expand_call): Don't generate split instructions here.
3844 (mips_split_call): Update the call to mips_restore_gp after
3845 the above name change.
3846 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3847 (mips_find_gp_ref): New function.
3848 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3849 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3850 (mips_insn_has_flexible_gp_ref_p): Likewise.
3851 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3852 (mips_function_has_gp_insn): Delete.
3853 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3854 Use the new functions above. Only return INVALID_REGNUM
3855 for TARGET_ABSOLUTE_JUMPS.
3856 (mips_must_initialize_gp_p): New function.
3857 (mips_get_cprestore_base_and_offset): New function, extracted from...
3858 (mips_cprestore_slot): ...here. Take a bool parameter.
3859 (mips_cfun_has_cprestore_slot_p): New function.
3860 (mips_cprestore_address_p): Likewise.
3861 (mips_save_gp_to_cprestore_slot): Likewise.
3862 (mips_restore_gp): Rename to...
3863 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3864 epilogue_completed. Update the call to mips_cprestore_slot.
3865 Test cfun->machine->must_restore_gp_when_clobbered_p.
3866 (mips_direct_save_slot_move_p): New function.
3867 (mips_emit_save_slot_move): Likewise.
3868 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3869 of cfun->machine->global_pointer.
3870 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3871 (mips_save_reg): Use mips_emit_save_slot_move.
3872 (mips_expand_prologue): Set must_initialize_gp_p.
3873 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3874 for all cprestore saves. Emit a use_cprestore instruction after
3875 setting up the cprestore slot.
3876 (mips_restore_reg): Use mips_emit_save_slot_move.
3877 (mips_process_load_label): New function.
3878 (mips_load_label_length): Likewise.
3879 (mips_output_load_label): Don't return asm: output it here instead.
3880 Use mips_process_load_label.
3881 (mips_adjust_insn_length): Adjust the length of branch instructions
3882 that have length MAX_PIC_BRANCH_LENGTH.
3883 (mips_output_conditional_branch): Update the call to
3884 mips_output_load_label. Assume the branch target is OPERANDS[0]
3885 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3886 (mips_output_order_conditional_branch): Swap the meaning of
3887 OPERANDS[0] and OPERANDS[1].
3888 (mips_variable_issue): Don't count ghost instructions.
3889 (mips_expand_ghost_gp_insns): New function.
3890 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3891 (mips_output_mi_thunk): Set must_initialize_gp_p.
3892 (mips_eh_uses): New function.
3893 * config/mips/predicates.md (cprestore_save_slot_operand)
3894 (cprestore_load_slot_operand): New predicates.
3895 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3896 (UNSPEC_MOVE_GP): Likewise.
3897 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3898 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3899 (CPRESTORE_SLOT_REGNUM): New register.
3900 (MAX_PIC_BRANCH_LENGTH): New constant.
3901 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3902 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3903 branches. Fix commentary.
3904 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3905 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3906 Change type to "ghost".
3907 (loadgp_absolute_<mode>): Likewise.
3908 (loadgp_rtp_<mode>): Likewise.
3909 (copygp_mips16): Likewise.
3910 (loadgp_blockage): Remove redundant mode attribute.
3911 (potential_cprestore): New instruction.
3912 (cprestore): Turn into an unspec set.
3913 (use_cprestore): New instruction.
3914 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3915 (*branch_fp_inverted): Likewise.
3916 (*branch_order<mode>): Likewise.
3917 (*branch_order<mode>_inverted): Likewise.
3918 (*branch_equality<mode>): Likewise.
3919 (*branch_equality<mode>_inverted): Likewise.
3920 (*branch_bit<bbv><mode>): Likewise.
3921 (*branch_bit<bbv><mode>_inverted): Likewise.
3922 (*branch_equality<mode>_mips16): Remove redundant mode.
3923 (jump): Turn into a define_expand.
3924 (*jump_absolute): New instruction.
3925 (*jump_pic): Likewise.
3926 (*jump_mips16): Rename previously-unnamed pattern. Remove
3927 redundant mode attribute.
3928 (restore_gp): Split on epilogue_completed rather than
3929 reload_completed. Change type to "ghost".
3930 (move_gp<mode>): New instruction.
3931 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3932 Remove redundant mode attribute.
3933 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3934 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3935 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3937 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3940 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3941 are returned in the same register (vs34 or v2) that Altivec vector
3942 types are returned in.
3943 (rs6000_libcall_value): Ditto.
3946 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3947 instead of explicit addsi3/adddi3 calls.
3948 (rs6000_split_multireg_move): Ditto.
3949 (rs6000_emit_allocate_stack): Ditto.
3950 (rs6000_emit_prologue): Ditto.
3951 (rs6000_output_mi_thunk): Ditto.
3953 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3954 size is 64 bits if we can use 64-bit registers.
3956 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3958 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3961 From Jie Zhang <jie.zhang@analog.com>:
3962 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3963 save FP and RETS with saveall attribute.
3964 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3965 with saveall attribute.
3967 * config/bfin/bfin.c (bfin_expand_builtin,
3968 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3971 From Jie Zhang <jie.zhang@analog.com>:
3972 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3973 before use in two places.
3974 * config/bfin/bfin.md (AREG): Define mode iterator.
3975 (reload_in, reload_out): Use mode iterator AREG.
3977 2009-09-14 Richard Guenther <rguenther@suse.de>
3980 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3981 EH personality path.
3983 2009-09-13 Richard Guenther <rguenther@suse.de>
3984 Rafael Avila de Espindola <espindola@google.com>
3986 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3987 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3988 (LANG_HOOKS_INITIALIZER): Adjust.
3989 (lhd_pass_through_t): Declare.
3990 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3992 * langhooks.c (lhd_pass_through_t): New function.
3993 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3994 dwarf2out_begin_prologue): Use personality from current_function_decl.
3995 * expr.h (get_personality_function): Declare.
3996 * expr.c (get_personality_function): New function.
3997 (build_personality_function): Likewise.
3998 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3999 (eh_personality_libfunc): Remove.
4000 * optabs.c (build_libfunc_function): New function split out from ...
4001 (init_one_libfunc): ... here.
4002 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4003 (tree_function_decl): Add personality.
4004 (lhd_gcc_personality): Declare.
4005 (build_personality_function): Likewise.
4006 * tree.c (gcc_eh_personality_decl): New.
4007 (lhd_gcc_personality): New function.
4008 * except.h (lang_eh_runtime_type): Remove.
4009 (enum eh_personality_kind): New.
4010 (build_personality_function): Declare.
4011 (function_needs_eh_personality): Declare.
4012 * except.c (lang_eh_runtime_type): Remove.
4013 (function_needs_eh_personality): New function.
4014 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4015 (sjlj_emit_function_enter, output_function_exception_table):
4016 Use personality from current_function_decl.
4017 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4018 * tree-inline.c (tree_can_inline_p): Do not inline across different
4020 (expand_call_inline): Likewise. Adjust the callers EH personality.
4021 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4022 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4023 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4024 (c-parser.o): Likewise
4025 * c-tree.h (c_eh_initialized_p): Remove.
4026 (c_maybe_initialize_eh): Likewise.
4027 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4028 (finish_decl): Don't call c_maybe_initialize_eh.
4029 (c_eh_initialized_p): Remove.
4030 (c_maybe_initialize_eh): Likewise.
4031 * c-parser.c (c_parser_omp_construct): Likewise.
4032 (c_parse_file): Initialize exception handling.
4034 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4036 * config.gcc (tm_file): Remove i386/biarch32.h
4037 for i?86-w64-mingw* case.
4038 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4040 * config.host: Set for x64 mingw the option
4041 use_long_long_for_widest_fast_int to yes.
4043 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4045 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4046 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4047 (dbxout_begin_function): Likewise.
4048 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4049 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4050 set on the function.
4051 (final_end_function): Likewise.
4052 (final_scan_insn): Likewise.
4053 (rest_of_handle_final): Likewise.
4054 * varasm.c (assemble_start_function): Likewise.
4055 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4057 2009-09-12 Jason Merrill <jason@redhat.com>
4059 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4060 * opts.c (common_handle_option): constify.
4062 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4064 * doc/install.texi (avr): Remove obsolete reference site.
4066 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4068 * doc/install.texi (Binaries): Adjust AIX link.
4070 2009-09-12 Akim Demaille <demaille@gostai.com>
4072 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4073 Use an imperative sentence.
4075 2009-09-11 Richard Henderson <rth@redhat.com>
4077 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4078 structure-name and has-tree-operands arguments; update all entries.
4079 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4081 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4082 (gsstruct_code_size): New.
4083 (gss_for_code_): New.
4084 (gss_for_code): Remove.
4085 (gimple_size): Rewrite using gsstruct_code_size.
4086 (gimple_statement_structure): Move to gimple.h.
4087 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4088 (gss_for_code, gimple_statement_structure): New.
4089 (gimple_ops): Use new arrays; tidy.
4091 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4093 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4094 operand to be a PLUS expression.
4095 * config/pa/pa.c (pa_secondary_reload): Likewise.
4097 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4099 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4101 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4104 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4106 From Jie Zhang <jie.zhang@analog.com>:
4107 * doc/extend.texi (node Function Attributes): Document l2
4109 (node Blackfin Variable Attributes): Document l2 variable attributes.
4111 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4113 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4114 to match the system compiler's configuration at inflection point.
4115 Add comment to remark a remaining difference with system compiler.
4117 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4118 * configure: Regenerate.
4120 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4122 From Jie Zhang <jie.zhang@analog.com>:
4123 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4124 (bfin_handle_l2_attribute): New.
4125 (bfin_attribute_table): Add l2 attribute.
4127 2009-09-11 Michael Matz <matz@suse.de>
4130 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4131 on the local_decls list.
4133 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4137 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4139 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4140 for VALUEs, to implement the documented interface.
4141 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4142 Adjust for VALUEs and anything else, to implement the
4143 documented interface.
4145 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4147 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4148 with actual SPE/paired vector modes before using 64-bit alignment.
4149 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4151 2009-09-10 DJ Delorie <dj@redhat.com>
4153 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4156 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4157 * config/mep/mep.c (mep_legitimate_constant_p): New.
4158 * config/mep/mep-protos.h: Prototype it.
4160 2009-09-10 Richard Henderson <rth@redhat.com>
4162 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4164 2009-09-10 Jason Merrill <jason@redhat.com>
4166 * tree.c (chain_index): New fn.
4167 * tree.h: Declare it.
4169 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4171 * config/sol2-c.c (cmn_err_length_specs): Initialize
4172 scalar_identity_flag.
4174 2009-09-10 Richard Henderson <rth@redhat.com>
4176 * tree.h (struct tree_decl_common): Move align member earlier;
4177 move label_decl_uid member ...
4178 (struct tree_label_decl): ... here.
4179 (LABEL_DECL_UID): Update to match.
4181 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4184 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4185 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4187 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4188 dest_prev if the edge is complex.
4190 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4192 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4193 loop latch tests earlier.
4195 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4196 before GIMPLE_RETURN, not after its predecessor; insert
4199 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4200 gimple_seq_empty_p to test for no PHI nodes.
4201 * tree-cfg.c (split_critical_edges): Likewise.
4203 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4205 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4207 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4208 introduced by the VTA branch merge.
4210 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4212 * ira-conflicts.c: Use fputs or putc instead of fprintf
4216 * tree-switch-conversion.c: Ditto.
4218 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4220 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4221 introduced by the VTA branch merge.
4223 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4226 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4228 PR rtl-optimization/39779
4229 * expr.c (convert_modes): Return when mode == oldmode after
4230 CONST_INTs are processed.
4232 2009-09-10 Nick Clifton <nickc@redhat.com>
4234 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4235 attribute and referring decl when creating renamed symbol.
4237 2009-09-10 Richard Guenther <rguenther@suse.de>
4240 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4242 (cgraph_finalize_compilation_unit): Compute reachability
4243 before emitting thunks. Properly process aliases before
4244 possibly removing unreachable nodes.
4246 2009-09-10 Richard Guenther <rguenther@suse.de>
4249 * tree.c (struct free_lang_data_d): Add worklist member.
4250 (find_decls_types_r): Push onto the worklist instead of recursing.
4251 Handle TREE_BINFOs properly.
4252 (find_decls_types): New function wrapped around find_decls_types_r
4253 to process the worklist.
4254 (find_decls_types_in_eh_region): Use it.
4255 (find_decls_types_in_node): Likewise.
4256 (find_decls_types_in_var): Likewise.
4257 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4258 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4259 (AGGREGATE_TYPE_P): Adjust.
4261 2009-09-09 Jason Merrill <jason@redhat.com>
4263 * configure.ac: Check glibc version even if we have an in-tree
4266 2009-09-09 Anthony Green <green@moxielogic.com>
4268 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4269 the constant 0 when appropriate.
4270 * config/moxie/constraints.md: Add constraint O.
4272 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4273 to pass up to 6 32-bit argument values in registers.
4274 (moxie_function_arg): Ditto.
4275 (moxie_arg_partial_bytes): Ditto.
4276 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4277 (REG_PARM_STACK_SPACE): Ditto.
4278 (FUNCTION_ARG_REGNO_P): Ditto.
4280 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4281 instruction to allocate stack space.
4283 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4285 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4286 unnecessarily stringent constraints. Fix address
4287 calculation in the splitters.
4289 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4291 PR rtl-optimization/39779
4292 * expr.c (convert_modes): Return when mode == oldmode after
4293 CONST_INTs are processed.
4295 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4298 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4299 (ix86_expand_prologue): Take frame.padding0 into logic of
4301 (ix86_expand_epilogue): Likewise.
4303 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4305 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4307 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4308 * config/t-slibgcc-libgcc: New file.
4309 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4311 2009-09-09 Martin Jambor <mjambor@suse.cz>
4313 PR tree-optimization/41089
4314 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4317 2009-09-09 Richard Henderson <rth@redhat.com>
4319 * gimple.h (CASE_GIMPLE_OMP): New.
4320 (is_gimple_omp): Use it.
4321 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4322 (verify_gimple_debug): Likewise.
4324 2009-09-09 Richard Guenther <rguenther@suse.de>
4326 PR tree-optimization/41101
4327 * tree-ssa-pre.c (maximal_set): Remove.
4328 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4329 Defer all blocks we didn't visit at least one successor.
4330 (add_to_exp_gen): Do not add to the maximal set.
4331 (make_values_for_phi): Likewise.
4332 (compute_avail): Likewise.
4333 (init_pre): Do not allocate the maximal set.
4334 (execute_pre): Do not dump it.
4336 2009-09-09 Martin Jambor <mjambor@suse.cz>
4338 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4339 an SSA_NAME rather than a is_gimple_variable.
4341 2009-09-09 Richard Guenther <rguenther@suse.de>
4344 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4345 code dealing with plain pointer bases.
4346 (maybe_fold_offset_to_reference): Likewise.
4347 (maybe_fold_stmt_addition): Adjust.
4349 2009-09-09 Richard Guenther <rguenther@suse.de>
4351 * tree.c (free_lang_data_in_type): Do not free the type variant
4353 (free_lang_data): Merge char_type_node with its properly signed
4355 (pass_ipa_free): Collect after freeing language specific data.
4357 2009-09-09 Michael Matz <matz@suse.de>
4360 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4361 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4362 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4365 2009-09-08 DJ Delorie <dj@redhat.com>
4367 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4369 2009-09-04 Jason Merrill <jason@redhat.com>
4371 * tree.c (tree_find_value): Remove.
4372 * tree.h: Remove prototype.
4373 * varasm.c (assemble_external): Use value_member instead.
4375 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4377 * toplev.c (process_options): Choose default debugging type when
4378 gtoggle enables debug info and type is unset.
4380 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4384 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4387 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4389 * configure: Rebuilt with modified libtool.m4.
4391 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4396 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4398 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4400 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4401 (remove_statement): Likewise.
4402 (rewrite_use_nonlinear_expr): Adjust.
4403 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4404 * tree-ssa.c (release_defs_bitset): ... this. New.
4405 * tree-flow.h (release_defs_bitset): Declare.
4407 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4410 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4411 in the middle block.
4413 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4415 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4416 via intptr_t to long type.
4417 (insert_operand_rank): Cast long type via intptr_t to
4419 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4421 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4422 from pointer to unsigned via uintptr_t.
4424 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4425 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4427 * configure: Regenerated.
4428 * config.in: Regenerated
4429 * system.h (stdint.h): Add include.
4430 (inttypes.h): Likewise.
4431 * Makefile.in (aclocal): Add config/stdint.m4.
4432 * aclocal.m4: Regenerated.
4434 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4436 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4438 (note_np_check_stores): New function.
4439 (harmless_null_pointer_p): New function.
4440 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4441 changed. Take into account whether we're in the shadow of a condjump
4442 that tested NP_REG for NULL.
4443 Lose all code that tested for SEQUENCEs.
4444 (workaround_speculation): Avoid inserting NOPs for loads that are
4445 either always executed or a NULL pointer.
4447 2009-09-08 Jan Hubicka <jh@suse.cz>
4449 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4450 * params.def (early-inlining-insns): Likewise.
4452 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4454 PR rtl-optimization/41239
4455 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4456 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4458 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4459 across calls, as the calls might not always return normally.
4460 (call_may_noreturn_p): New function.
4461 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4462 (init_deps): Initialize it.
4463 (remove_from_deps): Also remove calls from
4464 last_function_call_may_noreturn list.
4466 2009-09-07 Richard Henderson <rth@redhat.com>
4468 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4469 more VR->OPERANDS than LHS operands. Free LHS before returning.
4471 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4473 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4474 (attr "addrtype"): New member "spreg".
4475 Use it if mem_spfp_address_operand is true for the address.
4476 (attr "type"): New entry "stall".
4477 (cpu_unit "load"): New.
4478 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4480 (insn_reservation "loadsp"): New.
4481 (insn_reservation "load_stall1"): New.
4482 (insn_reservation "load_stall3"): New.
4484 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4485 (mem_p_address_operand): Exclude stack and frame pointer based
4487 (mem_spfp_address_operand): New; match them here.
4488 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4489 (bfin_reorg): Call it if scheduling insns.
4490 (bfin_gen_bundles): Remove dummy insns created by
4491 add_sched_insns_for_speculation.
4493 From Jie Zhang <jie.zhang@analog.com>:
4494 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4495 bfin_si_revision, bfin_workarounds): Move these ...
4496 * config/bfin/bfin.h: ... here.
4498 From Mike Frysinger <michael.frysinger@analog.com>
4499 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4500 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4501 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4502 bf547m, bf548m, and bf549m.
4503 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4504 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4505 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4506 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4507 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4508 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4509 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4510 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4511 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4512 bf542m, bf544m, bf547m, bf548m, and bf549m.
4514 From Jie Zhang <jie.zhang@analog.com>:
4515 * config/bfin/predicates.md (p_register_operand): New predicate.
4516 (dp_register_operand): New predicate.
4517 * config/bfin/bfin-protos.h (WA_05000074): Define.
4518 (ENABLE_WA_05000074): Define.
4519 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4520 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4521 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4522 (define_attr addrtype): Allow load/store register to be P register.
4523 (define_attr storereg): New.
4524 (define_cpu_unit anomaly_05000074): New.
4525 (define_insn_reservation dsp32shiftimm): New.
4526 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4527 (define_insn_reservation loadp): Cannot use slot2.
4528 (define_insn_reservation loadsp): Cannot use slot2.
4529 (define_insn_reservation storep): Cannot use slot2. Does not
4530 apply when working around 05000074.
4531 (define_insn_reservation storep_anomaly_05000074): New.
4532 (define_insn_reservation storei): Does not apply when working
4534 (define_insn_reservation storei_anomaly_05000074): New.
4535 (define_attr length): Add dsp32shiftimm case.
4536 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4537 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4538 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4539 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4540 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4542 2009-09-07 Martin Jambor <mjambor@suse.cz>
4545 * tree-sra.c (create_artificial_child_access): Return NULL if
4546 build_ref_for_offset fails.
4547 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4548 and create_artificial_child_access to fail.
4550 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4553 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4554 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4555 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4557 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4559 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4560 block, ensure it has an exit edge. Emit a barrier after a jump.
4562 2009-09-07 Nick Clifton <nickc@redhat.com>
4564 * gcc.c (this_is_linker_script): New variable. Like
4565 this_is_library_file but for the %T constructor.
4566 (end_going_arg): If this_is_linker_script is set then locate the
4567 script and insert a --script switch before it
4568 (do_spec_2): Initialise this_is_linker_script.
4569 (do_spec_1): Likewise. Handle %T construct.
4570 (eval_spec_function): Preserve this_is_linker_script.
4571 * doc/invoke.texi: Document %T construct in spec files.
4572 * config/m32c/m32c.h (LIB_SPEC): Use it.
4574 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4576 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4577 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4578 when volatile flag is set.
4579 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4581 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4584 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4585 (combine_stack_adjustments_for_block): Allow insns between stack
4586 adjustments and stores with corresponding pre-(dec|inc)rement or
4587 pre-modify operation.
4589 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4592 * combine-stack-adj.c (struct csa_memlist): Rename to...
4593 (struct csa_reflist): ... this. Rename mem field to ref.
4594 (free_csa_memlist): Rename to...
4595 (free_csa_reflist): ... this.
4596 (record_one_stack_memref): Rename to...
4597 (record_one_stack_ref): ... this. Handle also REG_P.
4598 (try_apply_stack_adjustment): Handle also REG_P.
4599 (struct record_stack_memrefs_data): Rename to...
4600 (struct record_stack_refs_data): ... this. Rename memlist field to
4602 (record_stack_memrefs): Rename to...
4603 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4604 subexpressions instead of failing when a MEM contains SP references.
4605 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4606 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4608 2009-09-06 Richard Guenther <rguenther@suse.de>
4611 * tree.c (build_array_type): Do not record types marked
4612 with structural equality in the canonical type hashtable.
4614 2009-09-06 Richard Guenther <rguenther@suse.de>
4617 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4619 2009-09-05 Richard Guenther <rguenther@suse.de>
4622 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4624 2009-09-05 Richard Guenther <rguenther@suse.de>
4627 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4629 2009-09-05 Richard Guenther <rguenther@suse.de>
4632 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4633 before comparing function argument types.
4635 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4638 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4641 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4644 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4646 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4647 locators before emit_insn is called.
4649 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4652 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4653 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4654 (reginfo_init): Don't call allocate_reg_info.
4656 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4659 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4660 NONDEBUG_INSN_P instead of INSN_P.
4662 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4665 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4667 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4670 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4671 pattern of the split.
4673 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4675 * toplev.c (process_options): Move setter of flag_var_tracking
4676 before other tests that depend on it. Move down setter of
4677 flag_rename_registers. Don't enable var-tracking-assignments
4678 by default if selective scheduling is enabled. Warn if both
4681 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4683 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4684 comment. Use switch statement to catch overlaps between rtx
4685 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4686 (IS_DECL_CODE): ... here. Remove.
4687 (check_value_is_not_decl): Remove.
4688 (dv_from_decl, dv_from_value): Check after conversion.
4690 2009-09-04 Richard Guenther <rguenther@suse.de>
4693 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4694 after emitting tunks. Move emitting thunks and ctors from ...
4695 (cgraph_optimize): ... here. Remove redundant
4696 cgraph_analyze_functions.
4697 * varasm.c (find_decl_and_mark_needed): Remove no longer
4699 (finish_aliases_1): Adjust check for thunk aliases.
4701 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4703 * config/arm/arm.md (ctzsi2): Added braces
4704 to avoid warning that broke booststrap.
4706 2009-09-04 Martin Jambor <mjambor@suse.cz>
4708 PR tree-optimization/41112
4709 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4710 handle variable-bounded arrays.
4711 (expr_with_var_bounded_array_refs_p): New function.
4712 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4714 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4716 * config/s390/2097.md: Removed two incorrect bypasses.
4717 (z10_fsimpdf): Fixed latency.
4718 (z10_fhex): New insn_reservation.
4719 (z10_floaddf): Fixed latency.
4720 (z10_floadsf): Fixed latency.
4721 (z10_ftrunctf): Fixed latency.
4722 (z10_ftruncdf): Fixed latency.
4723 * config/s390/s390.c (z10_cost): Fixed values.
4724 (s390_adjust_priority): Added z10 path.
4725 * config/s390/s390.md (type): Added fhex.
4726 (*mov<mode>_64dfp): Updated type attribute.
4727 (*mov<mode>_64): Updated type attribute.
4728 (*mov<mode>_31): Updated type attribute.
4729 (*mov<mode>"): Likewise.
4730 * config/s390/2084.md (x_fsimpdf): Updated condition.
4732 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4734 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4735 RTXs in the predicate for operand 1.
4737 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4739 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4740 (rbitsi2): New insn.
4741 (ctzsi2): New expand.
4742 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4744 2009-09-03 Martin Jambor <mjambor@suse.cz>
4746 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4747 (create_artificial_child_access): Use build_ref_for_offset instead
4748 of duplicate_expr_for_different_base.
4749 (propagate_subacesses_accross_link): Likewise.
4751 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4753 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4755 (mips16e_collect_argument_saves): Skip debug instructions.
4756 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4757 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4758 (r10k_insert_cache_barriers): Likewise.
4759 (mips_reorg_process_insns): Likewise.
4761 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4764 * ira.c (update_equiv_reg): Remove check on class likely spill.
4766 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4769 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4770 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4774 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4775 the stack slot if it is passed by invisible reference.
4776 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4777 by invisible reference.
4779 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4781 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4782 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4783 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4785 * config/bfin/sync.md: New file.
4786 * config/bfin/bfin.md: Include it.
4787 (UNSPEC_ATOMIC): New.
4788 (UNSPEC_ONES): Provide a unique number.
4790 From Jie Zhang <jie.zhang@analog.com>:
4791 * config/bfin/bfin.c (ret_regs): New.
4792 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4793 (must_save_rets_p): New.
4794 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4795 current_function_is_leaf.
4796 (do_link): Likewise.
4797 (do_unlink): Likewise.
4798 (expand_interrupt_handler_prologue): Use ret_regs array.
4799 (expand_interrupt_handler_epilogue): Use ret_regs array and
4800 pass return register to gen_return_internal.
4801 (bfin_expand_epilogue): Pass return register to
4802 gen_return_internal.
4803 (bfin_expand_call): Explicitly clobber RETS.
4804 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4805 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4806 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4807 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4809 (return_internal): Take a reg rtx rather than the register number.
4811 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4813 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4814 when comparing against estimated_loop_iterations_int return.
4816 2009-09-03 Richard Guenther <rguenther@suse.de>
4818 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4819 eh_personality_libfunc.
4821 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4823 * tree-parloops.c (separate_decls_in_region): Add space.
4825 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4827 * tree-parloops.c (separate_decls_in_region): Change the condition
4828 checking if there are reductions in the loop.
4830 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4832 PR tree-optimization/38275
4833 * tree-parloops.c (parallelize_loops): Replace profitability condition
4834 for expected number of iterations.
4836 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4838 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4839 (bootstrap-debug): Explain conditions in which it becomes default.
4840 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4843 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4845 * doc/invoke.texi (Optimize Options): Move
4846 -finline-small-functions to the -O2 list.
4848 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4850 * toplev.c (process_options): Enable var-tracking-assignments
4851 by default if var-tracking is enabled.
4853 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4855 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4857 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4858 * rtl.h (prev_nonnote_insn_bb): Declare it.
4860 2009-09-03 Diego Novillo <dnovillo@google.com>
4862 * cgraph.c (cgraph_node_for_decl): New.
4863 * cgraph.h (cgraph_node_for_decl): Declare.
4864 * tree.c (host_integerp): Return 0 if T is NULL.
4866 2009-09-03 Diego Novillo <dnovillo@google.com>
4868 * tree.h (struct alias_pair): Move from varasm.c.
4869 (alias_pairs): Likewise.
4870 (TYPE_MAXVAL): Define.
4871 (TYPE_MINVAL): Define.
4872 (iterative_hash_host_wide_int): Declare.
4873 (remove_unreachable_alias_pairs): Declare.
4874 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4875 * diagnostic.c (default_diagnostic_starter): Make extern.
4876 (default_diagnostic_finalizer): Make extern.
4877 * diagnostic.h (default_diagnostic_starter): Declare.
4878 (default_diagnostic_finalizer): Declare.
4879 (default_tree_printer): Declare.
4880 * toplev.c (default_tree_printer): Make extern.
4882 2009-09-03 Richard Guenther <rguenther@suse.de>
4883 Diego Novillo <dnovillo@google.com>
4885 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4886 * cgraphunit.c (cgraph_expand_function): Do not emit
4887 associated thunks from here.
4888 (cgraph_emit_thunks): New.
4889 (cgraph_optimize): Call it.
4890 Return if any IPA pass finds an error.
4891 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4894 2009-09-03 Simon Baldwin <simonb@google.com>
4895 Rafael Espindola <espindola@google.com>
4896 Richard Guenther <rguenther@suse.de>
4897 Doug Kwan <dougkwan@google.com>
4898 Diego Novillo <dnovillo@google.com>
4900 * tree.c: Include tree-pass.h, langhooks-def.h,
4901 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4902 (free_lang_data_in_type): New.
4903 (need_assembler_name_p): New.
4904 (free_lang_data_in_block): New.
4905 (free_lang_data_in_decl): New.
4906 (struct free_lang_data_d): New.
4907 (add_tree_to_fld_list): New.
4908 (find_decls_types_r): New.
4909 (get_eh_types_for_runtime): New.
4910 (find_decls_types_in_eh_region): New.
4911 (find_decls_types_in_node): New.
4912 (find_decls_types_in_var): New.
4913 (free_lang_data_in_cgraph): New.
4914 (free_lang_data): New.
4915 (gate_free_lang_data): New.
4916 (pass_ipa_free_lang_data): New.
4918 2009-09-03 Diego Novillo <dnovillo@google.com>
4920 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4921 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4922 (lang_hooks): Remove const qualifier.
4923 * ipa.c (cgraph_remove_unreachable_nodes): Call
4924 remove_unreachable_alias_pairs.
4925 * except.c (add_type_for_runtime): Check if TYPE has
4926 already been converted.
4927 (lookup_type_for_runtime): Likewise.
4928 (check_handled): Handle converted types.
4929 * varasm.c (remove_unreachable_alias_pairs): New.
4930 * gimple.c: Include demangle.h.
4931 (gimple_decl_printable_name): New.
4932 (gimple_fold_obj_type_ref): New.
4933 * gimple.h (gimple_decl_printable_name): Declare.
4934 (gimple_fold_obj_type_ref): Declare.
4935 * passes.c (init_optimization_passes): Add pass
4936 pass_ipa_free_lang_data.
4937 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4938 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4940 2009-09-03 Diego Novillo <dnovillo@google.com>
4942 * c-lang.c (lang_hooks): Remove const qualifier.
4944 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4946 * doc/install.texi (*-*-freebsd*): Update target information.
4948 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4950 * hard-reg-set.h (call_fixed_regs): Remove.
4951 * reginfo.c (call_fixed_regs): Remove.
4952 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4953 (globalize_reg): Don't use call_fixed_regs.
4954 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4957 2009-09-01 Michael Matz <matz@suse.de>
4959 * expr.h (emit_storent_insn, expand_expr_real_1,
4960 expand_expr_real_2): Declare.
4961 * expr.c (emit_storent_insn, expand_expr_real_1,
4962 expand_expr_real_2): Export.
4963 (store_expr): Setting and evaluating dont_return_target is useless.
4964 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4965 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4966 * except.c (expand_resx_expr): Rename to ...
4967 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4968 * except.h (expand_resx_stmt): Declare.
4969 * stmt.c: Add include gimple.h
4970 (expand_asm_expr): Rename to ...
4971 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4972 (expand_case): Rewrite to take gimple statement.
4973 * tree.h (expand_asm_stmt): Declare.
4974 (expand_case): Change prototype.
4975 * Makefile.in (stmt.o): Depend on gimple.h.
4976 * builtins.c (expand_builtin_synchronize): Build gimple asm
4977 statement, not an ASM_EXPR.
4978 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4979 gimple_to_tree, release_stmt_tree): Remove.
4980 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4981 ggc_free, but hold comparison code and operands separately.
4982 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4983 (expand_call_stmt, expand_gimple_stmt_1,
4984 expand_gimple_stmt): New helpers.
4985 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4986 release_stmt_tree. Call expand_gimple_stmt instead.
4987 (expand_gimple_basic_block): Ditto.
4989 * calls.c (emit_call_1): Don't look at EH regions here, make
4990 fntree parameter useless.
4991 (expand_call): New local rettype for TREE_TYPE(exp), use it
4992 throughout. Remove local p, use addr instead.
4993 Don't look at EH regions here.
4995 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4997 * doc/invoke.texi (-fsched-pressure): Document it.
4998 (-fsched-reg-pressure-heuristic): Remove it.
5000 * reload.c (ira.h): Include.
5001 (find_reloads): Add choosing reload on number of small spilled
5004 * haifa-sched.c (ira.h): Include.
5005 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5006 saved_reg_pressure, curr_reg_live, saved_reg_live,
5007 region_ref_regs): New variables.
5008 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5009 initiate_reg_pressure_info, setup_ref_regs,
5010 initiate_bb_reg_pressure_info, save_reg_pressure,
5011 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5013 (setup_insn_reg_pressure_info): New function.
5014 (rank_for_schedule): Add pressure checking and insn issue time.
5015 Remove comparison of insn reg weights.
5016 (ready_sort): Set insn reg pressure info.
5017 (update_register_pressure, setup_insn_max_reg_pressure,
5018 update_reg_and_insn_max_reg_pressure,
5019 sched_setup_bb_reg_pressure_info): New functions.
5020 (schedule_insn): Add code for printing and updating reg pressure info.
5021 (find_set_reg_weight, find_insn_reg_weight): Remove.
5022 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5023 (debug_ready_list): Print reg pressure info.
5024 (schedule_block): Ditto. Check insn issue time.
5025 (sched_init): Set up sched_pressure_p. Allocate and set up some
5026 reg pressure related info.
5027 (sched_finish): Free some reg pressure related info.
5028 (fix_tick_ready): Make insn always ready if pressure_p.
5029 (init_h_i_d): Don't call find_insn_reg_weight.
5030 (haifa_finish_h_i_d): Free insn reg pressure info.
5032 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5033 ira_memory_move_cost, ira_class_hard_regs,
5034 ira_class_hard_regs_num, ira_no_alloc_regs,
5035 ira_available_class_regs, ira_reg_class_cover_size,
5036 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5038 * ira-lives.c (single_reg_class): Check mode to find how many
5039 registers are necessary for operand.
5040 (ira_implicitly_set_insn_hard_regs): New.
5042 * common.opt (fsched-pressure): New options.
5043 (fsched-reg-pressure-heuristic): Remove.
5045 * ira.c (setup_eliminable_regset): Rename to
5046 ira_setup_eliminable_regset. Make it external.
5047 (expand_reg_info): Pass cover class to setup_reg_classes.
5048 (ira): Call resize_reg_info instead of allocate_reg_info.
5050 * sched-deps.c: Include ira.h.
5051 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5052 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5053 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5054 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5055 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5056 mark_insn_reg_store, mark_insn_reg_clobber,
5057 setup_insn_reg_pressure_info): New.
5058 (sched_analyze_1): Update implicit_reg_pending_uses.
5059 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5060 Use them to create dependencies. Set insn reg uses and pressure
5061 info. Process reg_pending_uses in one place.
5062 (free_deps): Free implicit sets.
5063 (remove_from_deps): Remove implicit sets if necessary. Check
5064 implicit sets when clearing reg_last_in_use.
5065 (init_deps_global): Clear implicit_reg_pending_clobbers and
5066 implicit_reg_pending_uses.
5068 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5069 ira_memory_move_cost, ira_class_hard_regs,
5070 ira_class_hard_regs_num, ira_no_alloc_regs,
5071 ira_available_class_regs, ira_reg_class_cover_size,
5072 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5073 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5074 ira_implicitly_set_insn_hard_regs): New prototypes.
5076 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5077 cost_elements_num): New variables.
5078 (allocno_costs, total_costs): Rename to costs and
5079 total_allocno_costs.
5080 (COSTS_OF_ALLOCNO): Rename to COSTS.
5081 (allocno_pref): Rename to pref.
5082 (allocno_pref_buffer): Rename to pref_buffer.
5083 (common_classes): Rename to regno_cover_class.
5085 (record_reg_classes): Set allocno attributes only if allocno_p.
5086 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5087 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5088 and COSTS_OF_ALLOCNO.
5089 (print_costs): Rename to print_allocno_costs.
5090 (print_pseudo_costs): New.
5091 (process_bb_node_for_costs): Split into 2 functions with new
5092 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5093 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5094 new parameter dump_file. Use cost_elements_num instead of
5095 ira_allocnos_num. Make one iteration if preferred classes were
5096 already calculated for scheduler. Make 2 versions of code
5097 depending on allocno_p.
5098 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5099 regno_cover_class and COSTS instead of common_classes and
5101 (init_costs, finish_costs): New.
5102 (ira_costs): Set up allocno_p and cost_elements_num. Call
5103 init_costs and finish_costs.
5104 (ira_set_pseudo_classes): New.
5106 * rtl.h (allocate_reg_info): Remove.
5107 (resize_reg_info): Change return type.
5108 (reg_cover_class): New.
5109 (setup_reg_classes): Add new parameter.
5111 * sched-int.h (struct deps_reg): New member implicit_sets.
5112 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5113 (INCREASE_BITS): New macro.
5114 (struct reg_pressure_data, struct reg_use_data): New.
5115 (struct _haifa_insn_data): Remove reg_weight. Add members
5116 reg_pressure, reg_use_list, reg_set_list, and
5117 reg_pressure_excess_cost_change.
5118 (struct deps): New member implicit_sets.
5119 (pressure_p): New variable.
5120 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5121 (struct reg_pressure_data, struct reg_use_data): New.
5122 (INSN_REG_WEIGHT): Remove.
5123 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5124 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5125 (sched_init_region_reg_pressure_info,
5126 sched_setup_bb_reg_pressure_info): New prototypes.
5128 * reginfo.c (struct reg_pref): New member coverclass.
5129 (reg_cover_class): New function.
5130 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5131 (reg_info_size): New variable.
5132 (allocate_reg_info): Make static. Setup reg_info_size.
5133 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5134 (setup_reg_classes): Add a new parameter. Setup cover class too.
5136 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5139 * sched-rgn.c (deps_join): Set up implicit_sets.
5140 (schedule_region): Set up region and basic blocks pressure
5143 * passes.c (init_optimization_passes): Move
5144 pass_subregs_of_mode_init before pass_sched.
5146 2009-09-02 Martin Jambor <mjambor@suse.cz>
5148 * tree-sra.c (struct access): New field grp_hint.
5149 (dump_access): Dump grp_hint.
5150 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5152 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5153 those which have been specifically read and somehow written to.
5154 (propagate_subacesses_accross_link): Set grp_hint of right child and
5155 also possibly of the left child.
5157 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5159 * tree-object-size.c (addr_object_size): Always use object_size_type
5160 0 or 2 when determining the pointer pointed object size.
5162 2009-09-02 Richard Guenther <rguenther@suse.de>
5165 2009-08-31 Richard Guenther <rguenther@suse.de>
5167 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5168 to query if the memory regions for memmove overlap.
5169 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5170 asserts on pointers, instead deal with odd trees.
5171 (ptr_derefs_may_alias_p): Likewise.
5172 (refs_may_alias_p_1): Constructor bases also never alias.
5174 2009-08-01 Christian Bruel <christian.bruel@st.com>
5177 2009-07-31 Christian Bruel <christian.bruel@st.com>
5178 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5180 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5182 * doc/invoke.texi (-fvar-tracking-assignments): New.
5183 (-fvar-tracking-assignments-toggle): New.
5184 (-fdump-final-insns=file): Mark filename as optional.
5185 (--param min-nondebug-insn-uid): New.
5186 (-gdwarf-@{version}): Mention version 4.
5187 * opts.c (common_handle_option): Accept it.
5188 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5189 * regrename.c (regrename_optimize): Drop last. Don't count debug
5190 insns as uses. Don't reject change because of debug insn.
5191 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5192 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5193 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5194 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5195 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5196 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5197 * doc/gimple.texi (is_gimple_debug): New.
5198 (gimple_debug_bind_p): New.
5199 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5200 * doc/install.texi (bootstrap-debug): More details.
5201 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5202 (bootstrap-debug-lib): More details.
5203 (bootstrap-debug-ckovw): Update.
5204 (bootstrap-time): New.
5205 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5206 (insert_phi_nodes_for): Insert debug stmts.
5207 (rewrite_stmt): Take iterator. Insert debug stmts.
5208 (rewrite_enter_block): Adjust.
5209 (maybe_replace_use_in_debug_stmt): New.
5210 (rewrite_update_stmt): Use it.
5211 (mark_use_interesting): Return early for debug stmts.
5212 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5213 stmts before replacing stmt.
5214 (move_computations_stmt): Likewise.
5215 * ira-conflicts.c (add_copies): Skip debug insns.
5216 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5217 (regstat_bb_compute_ri): Skip debug insns.
5218 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5219 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5220 check_loop_closed_ssa_stmt): Skip debug stmts.
5221 * tree-tailcall.c (find_tail_calls): Likewise.
5222 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5223 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5224 (build_var_debug_value_stat): Declare.
5225 (build_var_debug_value): Define.
5226 (target_for_debug_bind): Declare.
5227 * reload.c (find_equiv_reg): Skip debug insns.
5228 * rtlanal.c (reg_used_between_p): Skip debug insns.
5229 (side_effects_p): Likewise.
5230 (canonicalize_condition): Likewise.
5231 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5232 insns never depend on debug insns.
5233 (create_ddg_dep_no_link): Likewise.
5234 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5235 Don't add inter-loop dependencies for debug insns.
5236 (build_intra_loop_deps): Likewise.
5237 (create_ddg): Count debug insns.
5238 * ddg.h (struct ddg::num_debug): New.
5239 (num_backargs): Pair up with previous int field.
5240 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5241 -fcompare-debug-second.
5242 * final.c (get_attr_length_1): Skip debug insns.
5243 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5244 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5245 (driver_self_specs): Map -fdump-final-insns to
5246 -fdump-final-insns=..
5247 (get_local_tick): New.
5248 (compare_debug_dump_opt_spec_function): Test for . argument and
5249 compute output name. Compute temp output spec without flag name.
5250 Compute -frandom-seed.
5251 (OPT): Undef after use.
5252 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5253 (average_num_loop_insns): Likewise.
5254 * params.h (MIN_NONDEBUG_INSN_UID): New.
5255 * gimple.def (GIMPLE_DEBUG): New.
5256 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5257 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5258 (merge_in_block): Fix whitespace.
5259 * toplev.c (flag_var_tracking): Update comment.
5260 (flag_var_tracking_assignments): New.
5261 (flag_var_tracking_assignments_toggle): New.
5262 (process_options): Don't open final insns dump file if we're not
5263 going to write to it. Compute defaults for var_tracking.
5264 * df-scan.c (df_insn_rescan_debug_internal): New.
5265 (df_uses_record): Handle debug insns.
5266 * haifa-sched.c (ready): Initialize n_debug.
5267 (contributes_to_priority): Skip debug insns.
5268 (dep_list_size): New.
5270 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5271 they're ready. Disregard previous debug insns to make decisions.
5272 (queue_insn): Never queue debug insns.
5273 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5274 (schedule_insn): Don't reject debug insns because of issue rate.
5275 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5276 (queue_to_ready): Skip and discount debug insns.
5277 (choose_ready): Let debug insns through.
5278 (schedule_block): Check boundary debug insns. Discount debug
5279 insns, schedule them early. Adjust whitespace.
5280 (set_priorities): Check for boundary debug insns.
5281 (add_jump_dependencies): Use dep_list_size.
5282 (prev_non_location_insn): New.
5283 (check_cfg): Use it.
5284 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5286 (remove_unused_ivs): Reset debug stmts.
5287 * modulo-sched.c (const_iteration_count): Skip debug insns.
5288 (res_MII): Discount debug insns.
5289 (loop_single_full_bb_p): Skip debug insns.
5290 (sms_schedule): Likewise.
5291 (sms_schedule_by_order): Likewise.
5292 (ps_has_conflicts): Likewise.
5293 * caller-save.c (refmarker_fn): New.
5294 (save_call_clobbered_regs): Replace regs with saved mem in
5296 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5297 Call refmarker_fn mark for hardregnos.
5298 (mark_reg_as_referenced): New.
5299 (replace_reg_with_saved_mem): New.
5300 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5301 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5303 (cse_extended_basic_block): Skip debug insns.
5304 (count_reg_usage): Likewise.
5305 (is_dead_reg): New, split out of...
5306 (set_live_p): ... here.
5307 (insn_live_p): Use it for debug insns.
5308 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5309 (execute_optimize_stdarg): Likewise.
5310 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5311 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5312 changes in debug stmts as changes.
5313 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5314 (moveup_expr): Don't move across debug insns. Don't move
5315 debug insn if it would create a bookkeeping block.
5316 (moveup_expr_cached): Don't use cache for debug insns that
5317 are heads of blocks.
5318 (compute_av_set_inside_bb): Skip debug insns.
5319 (sel_rank_for_schedule): Schedule debug insns first. Remove
5321 (block_valid_for_bookkeeping_p); Support lax searches.
5322 (create_block_for_bookkeeping): Adjust block numbers when
5323 encountering debug-only blocks.
5324 (find_place_for_bookkeeping): Deal with debug-only blocks.
5325 (generate_bookkeeping_insn): Accept no place to insert.
5326 (remove_temp_moveop_nops): New argument full_tidying.
5327 (prepare_place_to_insert): Deal with debug insns.
5328 (advance_state_on_fence): Debug insns don't start cycles.
5329 (update_boundaries): Take fence as argument. Deal with
5331 (schedule_expr_on_boundary): No full_tidying on debug insns.
5332 (fill_insns): Deal with debug insns.
5333 (track_scheduled_insns_and_blocks): Don't count debug insns.
5334 (need_nop_to_preserve_insn_bb): New, split out of...
5335 (remove_insn_from_stream): ... this.
5336 (fur_orig_expr_not_found): Skip debug insns.
5337 * rtl.def (VALUE): Move up.
5339 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5340 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5341 Set it if debug stmts are found.
5342 (statement_sink_location): Skip debug stmts. Propagate
5343 moving defs into debug stmts.
5344 * ifcvt.c (first_active_insn): Skip debug insns.
5345 (last_active_insns): Likewise.
5346 (cond_exec_process_insns): Likewise.
5347 (noce_process_if_block): Likewise.
5348 (check_cond_move_block): Likewise.
5349 (cond_move_convert_if_block): Likewise.
5350 (block_jumps_and_fallthru_p): Likewise.
5351 (dead_or_predicable): Likewise.
5352 * dwarf2out.c (debug_str_hash_forced): New.
5353 (find_AT_string): Add comment.
5354 (gen_label_for_indirect_string): New.
5355 (get_debug_string_label): New.
5356 (AT_string_form): Use it.
5357 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5358 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5359 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5360 several operations that cannot be represented with DWARF opcodes.
5361 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5362 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5363 (dwarf2out_var_location): Take during-call mark into account.
5364 (output_indirect_string): Update comment. Output if there are
5365 label and references.
5366 (prune_indirect_string): New.
5367 (prune_unused_types): Call it if debug_str_hash_forced.
5368 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5369 (dw_long_long_const): Remove.
5370 (struct dw_val_struct): Change val_long_long type to rtx.
5371 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5372 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5373 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5374 component instead of HOST_BITS_PER_LONG.
5375 (output_loc_operands): Likewise. For const8* assert
5376 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5377 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5378 rather than HOST_BITS_PER_LONG is >= 64.
5379 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5381 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5382 HOST_BITS_PER_LONG for dw_val_class_long_long.
5383 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5384 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5385 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5387 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5388 Handle DW_OP_implicit_value.
5389 (extract_int): Move prototype earlier.
5390 (mem_loc_descriptor): For SUBREG punt if inner
5391 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5392 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5393 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5394 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5395 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5396 instead of Pmode size.
5397 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5398 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5399 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5400 (concat_loc_descriptor, concatn_loc_descriptor,
5401 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5402 (add_location_or_const_value_attribute): Likewise. For single
5403 location loc_lists attempt to use add_const_value_attribute
5404 for constant decls. Add DW_AT_const_value even if
5405 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5407 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5408 (control_flow_insn_p): Likewise.
5409 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5410 (separate_decls_in_region_debug_bind): New.
5411 (separate_decls_in_region): Process debug bind stmts afterwards.
5412 * recog.c (verify_changes): Handle debug insns.
5413 (extract_insn): Likewise.
5414 (peephole2_optimize): Skip debug insns.
5415 * dse.c (scan_insn): Skip debug insns.
5416 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5418 (setup_id_for_insn): Handle debug insns.
5419 (maybe_tidy_empty_bb): Adjust whitespace.
5420 (tidy_control_flow): Skip debug insns.
5421 (sel_remove_insn): Adjust for debug insns.
5422 (sel_estimate_number_of_insns): Skip debug insns.
5423 (create_insn_rtx_from_pattern): Handle debug insns.
5424 (create_copy_of_insn_rtx): Likewise.
5425 * sel-sched-.h (sel_bb_end): Declare.
5426 (sel_bb_empty_or_nop_p): New.
5427 (get_all_loop_exits): Use it.
5428 (_eligible_successor_edge_p): Likewise.
5429 (return_nop_to_pool): Adjust.
5430 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5431 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5432 * gimple-pretty-print.c (dump_gimple_debug): New.
5433 (dump_gimple_stmt): Use it.
5434 (dump_bb_header): Skip gimple debug stmts.
5435 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5436 (fixup_match_2): Likewise.
5437 (regmove_backward_pass): Likewise. Simplify combined
5438 replacement. Handle debug insns.
5439 * function.c (instantiate_virtual_regs): Handle debug insns.
5440 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5441 * print-rtl.h: Include cselib.h.
5442 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5443 * df.h (df_inns_rescan_debug_internal): Declare.
5444 * gcse.c (alloc_hash_table): Estimate n_insns.
5445 (cprop_insn): Don't regard debug insns as changes.
5446 (bypass_conditional_jumps): Skip debug insns.
5447 (one_pre_gcse_pass): Adjust.
5448 (one_code_hoisting_pass): Likewise.
5449 (compute_ld_motion_mems): Skip debug insns.
5450 (one_cprop_pass): Adjust.
5451 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5452 (if_convertible_stmt_p): Handle debug stmts.
5453 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5454 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5455 * ira-build.c (create_bb_allocnos): Skip debug insns.
5456 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5457 (has_single_use): Likewise.
5458 (single_imm_use): Likewise.
5459 (num_imm_uses): Likewise.
5460 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5461 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5462 (create_outofssa_var_map): Likewise.
5463 * lower-subreg.c (adjust_decomposed_uses): New.
5464 (resolve_debug): New.
5465 (decompose_multiword_subregs): Use it.
5466 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5467 * emit-rtl.c: Include params.h.
5468 (cur_debug_insn_uid): Define.
5469 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5470 (copy_rtx_if_shared_1): Handle debug insns.
5471 (reset_used_flags): Likewise.
5472 (set_used_flags): LIkewise.
5473 (get_max_insn_count): New.
5474 (next_nondebug_insn): New.
5475 (prev_nondebug_insn): New.
5476 (make_debug_insn_raw): New.
5477 (emit_insn_before_noloc): Handle debug insns.
5478 (emit_jump_insn_before_noloc): Likewise.
5479 (emit_call_insn_before_noloc): Likewise.
5480 (emit_debug_insn_before_noloc): New.
5481 (emit_insn_after_noloc): Handle debug insns.
5482 (emit_jump_insn_after_noloc): Likewise.
5483 (emit_call_insn_after_noloc): Likewise.
5484 (emit_debug_insn_after_noloc): Likewise.
5485 (emit_insn_after): Take loc from earlier non-debug insn.
5486 (emit_jump_insn_after): Likewise.
5487 (emit_call_insn_after): Likewise.
5488 (emit_debug_insn_after_setloc): New.
5489 (emit_debug_insn_after): New.
5490 (emit_insn_before): Take loc from later non-debug insn.
5491 (emit_jump_insn_before): Likewise.
5492 (emit_call_insn_before): Likewise.
5493 (emit_debug_insn_before_setloc): New.
5494 (emit_debug_insn_before): New.
5495 (emit_insn): Handle debug insns.
5496 (emit_debug_insn): New.
5497 (emit_jump_insn): Handle debug insns.
5498 (emit_call_insn): Likewise.
5500 (init_emit): Take min-nondebug-insn-uid into account.
5501 Initialize cur_debug_insn_uid.
5502 (emit_copy_of_insn_after): Handle debug insns.
5503 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5504 location of single rhs in place.
5505 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5506 (floor_sdiv_adjust): New.
5507 (cell_sdiv_adjust): New.
5508 (cell_udiv_adjust): New.
5509 (round_sdiv_adjust): New.
5510 (round_udiv_adjust): New.
5511 (wrap_constant): Moved from cselib.
5512 (unwrap_constant): New.
5513 (expand_debug_expr): New.
5514 (expand_debug_locations): New.
5515 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5517 (gimple_expand_cfg): Expand debug locations.
5518 * cselib.c: Include tree-pass.h.
5519 (struct expand_value_data): New.
5520 (cselib_record_sets_hook): New.
5521 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5522 (cselib_clear_table): Move, and implemnet in terms of...
5523 (cselib_reset_table_with_next_value): ... this.
5524 (cselib_get_next_unknown_value): New.
5525 (discard_useless_locs): Don't discard preserved values.
5526 (cselib_preserve_value): New.
5527 (cselib_preserved_value_p): New.
5528 (cselib_preserve_definitely): New.
5529 (cselib_clear_preserve): New.
5530 (cselib_preserve_only_values): New.
5531 (new_cselib_val): Take rtx argument. Dump it in details.
5532 (cselib_lookup_mem): Adjust.
5533 (expand_loc): Take regs_active in struct. Adjust. Silence
5534 dumps unless details are requested.
5535 (cselib_expand_value_rtx_cb): New.
5536 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5537 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5538 without details. Copy more subregs. Try to resolve values
5539 using a callback. Wrap constants.
5540 (cselib_subst_to_values): Adjust.
5541 (cselib_log_lookup): New.
5542 (cselib_lookup): Call it.
5543 (cselib_invalidate_regno): Don't count preserved values as useless.
5544 (cselib_invalidate_mem): Likewise.
5545 (cselib_record_set): Likewise.
5546 (struct set): Renamed to cselib_set, moved to cselib.h.
5547 (cselib_record_sets): Adjust. Call hook.
5548 (cselib_process_insn): Reset table when it would be cleared.
5549 (dump_cselib_val): New.
5550 (dump_cselib_table): New.
5551 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5552 (remove_forwarder_block): Support moving debug stmts.
5553 * cselib.h (cselib_record_sets_hook): Declare.
5554 (cselib_expand_callback): New type.
5555 (cselib_expand_value_rtx_cb): Declare.
5556 (cselib_reset_table_with_next_value): Declare.
5557 (cselib_get_next_unknown_value): Declare.
5558 (cselib_preserve_value): Declare.
5559 (cselib_preserved_value_p): Declare.
5560 (cselib_preserve_only_values): Declare.
5561 (dump_cselib_table): Declare.
5562 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5563 (try_crossjump_to_edge): Likewise.
5564 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5565 dominated blocks when debug stmts are present.
5566 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5567 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5568 (set_var_live_on_entry): Likewise.
5569 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5570 * cfglayout.c (curr_location, last_location): Make static.
5571 (set_curr_insn_source_location): Don't avoid bouncing.
5572 (get_curr_insn_source_location): New.
5573 (get_curr_insn_block): New.
5574 (duplicate_insn_chain): Handle debug insns.
5575 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5577 * common.opt (fcompare-debug): Move to sort order.
5578 (fdump-unnumbered-links): Likewise.
5579 (fvar-tracking-assignments): New.
5580 (fvar-tracking-assignments-toggle): New.
5581 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5582 because of debug stmts.
5583 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5584 (eliminate_unnecessary_stmts): Walk dominated blocks before
5586 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5587 * ira.c (memref_used_between_p): Skip debug insns.
5588 (update_equiv_regs): Likewise.
5589 * sched-deps.c (sd_lists_size): Accept empty list.
5590 (sd_init_insn): Mark debug insns.
5591 (sd_finish_insn): Unmark them.
5592 (sd_add_dep): Reject non-debug deps on debug insns.
5593 (fixup_sched_groups): Give debug insns group treatment.
5595 (sched_analyze_reg): Don't mark debug insns for sched before call.
5596 (sched_analyze_2): Handle debug insns.
5597 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5599 (deps_analyze_insn): Handle debug insns.
5600 (deps_start_bb): Skip debug insns.
5601 (init_deps): Initialize last_debug_insn.
5602 * tree-ssa.c (target_for_debug_bind): New.
5603 (find_released_ssa_name): New.
5604 (propagate_var_def_into_debug_stmts): New.
5605 (propagate_defs_into_debug_stmts): New.
5606 (verify_ssa): Skip debug bind stmts without values.
5607 (warn_uninialized_vars): Skip debug stmts.
5608 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5609 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5610 (rtx_equal_p): Likewise.
5611 * ira-costs.c (scan_one_insn): Skip debug insns.
5612 (process_bb_node_for_hard_reg_moves): Likewise.
5613 * rtl.h (DEBUG_INSN_P): New.
5614 (NONDEBUG_INSN_P): New.
5615 (MAY_HAVE_DEBUG_INSNS): New.
5616 (INSN_P): Accept debug insns.
5617 (RTX_FRAME_RELATED_P): Likewise.
5618 (INSN_DELETED_P): Likewise
5619 (PAT_VAR_LOCATION_DECL): New.
5620 (PAT_VAR_LOCATION_LOC): New.
5621 (PAT_VAR_OCATION_STATUS): New.
5622 (NOTE_VAR_LOCATION_DECL): Reimplement.
5623 (NOTE_VAR_LOCATION_LOC): Likewise.
5624 (NOTE_VAR_LOCATION_STATUS): Likewise.
5625 (INSN_VAR_LOCATION): New.
5626 (INSN_VAR_LOCATION_DECL): New.
5627 (INSN_VAR_LOCATION_LOC): New.
5628 (INSN_VAR_LOCATION_STATUS): New.
5629 (gen_rtx_UNKNOWN_VAR_LOC): New.
5630 (VAR_LOC_UNKNOWN_P): New.
5631 (NOTE_DURING_CALL_P): New.
5632 (SCHED_GROUP_P): Accept debug insns.
5633 (emit_debug_insn_before): Declare.
5634 (emit_debug_insn_before_noloc): Declare.
5635 (emit_debug_insn_beore_setloc): Declare.
5636 (emit_debug_insn_after): Declare.
5637 (emit_debug_insn_after_noloc): Declare.
5638 (emit_debug_insn_after_setloc): Declare.
5639 (emit_debug_insn): Declare.
5640 (make_debug_insn_raw): Declare.
5641 (prev_nondebug_insn): Declare.
5642 (next_nondebug_insn): Declare.
5643 (delegitimize_mem_from_attrs): Declare.
5644 (get_max_insn_count): Declare.
5645 (wrap_constant): Declare.
5646 (unwrap_constant): Declare.
5647 (get_curr_insn_source_location): Declare.
5648 (get_curr_insn_block): Declare.
5649 * tree-inline.c (insert_debug_decl_map): New.
5650 (processing_debug_stmt): New.
5651 (remap_decl): Don't create new mappings in debug stmts.
5652 (remap_gimple_op_r): Don't add references in debug stmts.
5653 (copy_tree_body_r): Likewise.
5654 (remap_gimple_stmt): Handle debug bind stmts.
5655 (copy_bb): Skip debug stmts.
5656 (copy_edges_for_bb): Likewise.
5657 (copy_debug_stmt): New.
5658 (copy_debug_stmts): New.
5659 (copy_body): Copy debug stmts at the end.
5660 (insert_init_debug_bind): New.
5661 (insert_init_stmt): Take id. Skip and emit debug stmts.
5662 (setup_one_parameter): Remap variable earlier, register debug mapping.
5663 (estimate_num_insns): Skip debug stmts.
5664 (expand_call_inline): Preserve debug_map.
5665 (optimize_inline_calls): Check for no debug_stmts left-overs.
5666 (unsave_expr_now): Preserve debug_map.
5667 (copy_gimple_seq_and_replace_locals): Likewise.
5668 (tree_function_versioning): Check for no debug_stmts left-overs.
5669 Init and destroy debug_map as needed. Split edges unconditionally.
5670 (build_duplicate_type): Init and destroy debug_map as needed.
5671 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5672 (struct copy_body_data): Add debug_stmts and debug_map.
5673 * sched-int.h (struct ready_list): Add n_debug.
5674 (struct deps): Add last_debug_insn.
5675 (DEBUG_INSN_SCHED_P): New.
5676 (BOUNDARY_DEBUG_INSN_P): New.
5677 (SCHEDULE_DEBUG_INSN_P): New.
5678 (sd_iterator_cond): Accept empty list.
5679 * combine.c (create_log_links): Skip debug insns.
5680 (combine_instructions): Likewise.
5681 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5682 return value is always unshared.
5683 (struct rtx_subst_pair): New.
5684 (auto_adjust_pair): New.
5685 (propagate_for_debug_subst): New.
5686 (propagate_for_debug): New.
5687 (try_combine): Skip debug insns. Propagate removed defs into
5689 (next_nonnote_nondebug_insn): New.
5690 (distribute_notes): Use it. Skip debug insns.
5691 (distribute_links): Skip debug insns.
5692 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5693 * resource.c (mark_target_live_regs): Likewise.
5694 * var-tracking.c: Include cselib.h and target.h.
5695 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5697 (micro_operation_type_name): New.
5698 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5699 (struct micro_operation_def): Update comments.
5700 (decl_or_value): New type. Use instead of decls.
5701 (struct emit_note_data_def): Add vars.
5702 (struct attrs_def): Use decl_or_value.
5703 (struct variable_tracking_info_def): Add permp, flooded.
5704 (struct location_chain_def): Update comment.
5705 (struct variable_part_def): Use decl_or_value.
5706 (struct variable_def): Make var_part a variable length array.
5708 (scratch_regs): New.
5709 (cselib_hook_called): New.
5710 (dv_is_decl_p): New.
5711 (dv_is_value_p): New.
5714 (dv_as_opaque): New.
5715 (dv_onepart_p): New.
5717 (IS_DECL_CODE): New.
5718 (check_value_is_not_decl): New.
5719 (dv_from_decl): New.
5720 (dv_from_value): New.
5721 (dv_htab_hash): New.
5722 (variable_htab_hash): Use it.
5723 (variable_htab_eq): Support values.
5724 (variable_htab_free): Free from the right pool.
5725 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5726 (attrs_list_union): Adjust.
5727 (attrs_list_mpdv_union): New.
5728 (tie_break_pointers): New.
5729 (canon_value_cmp): New.
5730 (unshare_variable): Return possibly-modified slot.
5731 (vars_copy_1): Adjust.
5732 (var_reg_decl_set): Adjust. Split out of...
5733 (var_reg_set): ... this.
5734 (get_init_value): Adjust.
5735 (var_reg_delete_and_set): Adjust.
5736 (var_reg_delete): Adjust.
5737 (var_regno_delete): Adjust.
5738 (var_mem_decl_set): Split out of...
5739 (var_mem_set): ... this.
5740 (var_mem_delete_and_set): Adjust.
5741 (var_mem_delete): Adjust.
5745 (variable_union): Adjust. Speed up merge of 1-part vars.
5746 (variable_canonicalize): Use unshared slot.
5747 (VALUED_RECURSED_INTO): New.
5748 (find_loc_in_1pdv): New.
5749 (struct dfset_merge): New.
5750 (insert_into_intersection): New.
5751 (intersect_loc_chains): New.
5753 (canonicalize_loc_order_check): New.
5754 (canonicalize_values_mark): New.
5755 (canonicalize_values_star): New.
5756 (variable_merge_over_cur): New.
5757 (variable_merge_over_src): New.
5758 (dataflow_set_merge): New.
5759 (dataflow_set_equiv_regs): New.
5760 (remove_duplicate_values): New.
5761 (struct dfset_post_merge): New.
5762 (variable_post_merge_new_vals): New.
5763 (variable_post_merge_perm_vals): New.
5764 (dataflow_post_merge_adjust): New.
5765 (find_mem_expr_in_1pdv): New.
5766 (dataflow_set_preserve_mem_locs): New.
5767 (dataflow_set_remove_mem_locs): New.
5768 (dataflow_set_clear_at_call): New.
5769 (onepart_variable_different_p): New.
5770 (variable_different_p): Use it.
5771 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5772 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5774 (track_loc_p): Pass it true.
5775 (struct count_use_info): New.
5776 (find_use_val): New.
5777 (replace_expr_with_values): New.
5779 (use_type): New, partially split out of...
5780 (count_uses): ... this. Count new micro-ops.
5781 (count_uses_1): Adjust.
5782 (count_stores): Adjust.
5783 (count_with_sets): New.
5784 (VAL_NEEDS_RESOLUTION): New.
5785 (VAL_HOLDS_TRACK_EXPR): New.
5786 (VAL_EXPR_IS_COPIED): New.
5787 (VAL_EXPR_IS_CLOBBERED): New.
5788 (add_uses): Adjust. Generate new micro-ops.
5789 (add_uses_1): Adjust.
5790 (add_stores): Generate new micro-ops.
5791 (add_with_sets): New.
5792 (find_src_status): Adjust.
5793 (find_src_set_src): Adjust.
5794 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5795 Handle new micro-ops. Canonicalize value equivalances.
5796 (vt_find_locations): Compute total size of hash tables for
5797 dumping. Perform merge for var-tracking-assignments. Don't
5798 disregard single-block loops.
5799 (dump_attrs_list): Handle decl_or_value.
5800 (dump_variable): Take variable. Deal with decl_or_value.
5801 (dump_variable_slot): New.
5802 (dump_vars): Use it.
5803 (dump_dataflow_sets): Adjust.
5804 (set_slot_part): New, extended to support one-part variables
5805 after splitting out of...
5806 (set_variable_part): ... this.
5807 (clobber_slot_part): New, split out of...
5808 (clobber_variable_part): ... this.
5809 (delete_slot_part): New, split out of...
5810 (delete_variable_part): .... this.
5811 (check_wrap_constant): New.
5812 (vt_expand_loc_callback): New.
5813 (vt_expand_loc): New.
5814 (emit_note_insn_var_location): Adjust. Handle values. Handle
5815 EMIT_NOTE_AFTER_CALL_INSN.
5816 (emit_notes_for_differences_1): Adjust. Handle values.
5817 (emit_notes_for_differences_2): Likewise.
5818 (emit_notes_for_differences): Adjust.
5819 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5820 Adjust. Handle new micro-ops.
5821 (vt_add_function_parameters): Adjust. Create and bind values.
5822 (vt_initialize): Adjust. Initialize scratch_regs and
5823 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5824 operations. Move some code to count_with_sets and add_with_sets.
5825 (delete_debug_insns): New.
5826 (vt_debug_insns_local): New.
5827 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5829 (var_tracking_main): If var-tracking-assignments is enabled
5830 but var-tracking isn't, delete debug insns and leave. Likewise
5831 if we exceed limits or fail the stack adjustments tests, and
5832 after all var-tracking processing.
5833 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5834 (dataflow_set): Add traversed_vars.
5835 (value_chain, const_value_chain): New typedefs.
5836 (value_chain_pool, value_chains): New variables.
5837 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5838 add_value_chains, add_cselib_value_chains, remove_value_chain,
5839 remove_value_chains, remove_cselib_value_chains): New functions.
5840 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5841 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5843 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5844 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5845 (dst_can_be_shared): New variable.
5846 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5847 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5848 different from set->vars, look up slot again instead of using the
5850 (dataflow_set_init): Initialize traversed_vars.
5851 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5852 lookup if set->vars is shared. Don't keep slot cleared before
5853 calling unshare_variable. Unshare set->vars if needed. Adjust
5854 unshare_variable callers. Clear dst_can_be_shared if needed.
5855 Even ->refcount == 1 vars must be unshared if set->vars is shared
5856 and var needs to be modified.
5857 (dataflow_set_union): Set traversed_vars during canonicalization.
5858 (VALUE_CHANGED, DECL_CHANGED): Define.
5859 (set_dv_changed, dv_changed_p): New static inlines.
5860 (track_expr_p): Clear DECL_CHANGED.
5861 (dump_dataflow_sets): Set it.
5862 (variable_was_changed): Call set_dv_changed.
5863 (emit_note_insn_var_location): Likewise.
5864 (changed_variables_stack): New variable.
5865 (check_changed_vars_1, check_changed_vars_2): New functions.
5866 (emit_notes_for_changes): Do nothing if changed_variables is
5867 empty. Traverse changed_variables with check_changed_vars_1,
5868 call check_changed_vars_2 on each changed_variables_stack entry.
5869 (emit_notes_in_bb): Add SET argument. Just clear it at the
5870 beginning, use it instead of local &set, don't destroy it at the end.
5871 (vt_emit_notes): Call dataflow_set_clear early on all
5872 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5873 computed set, dataflow_set_clear also VTI(bb)->in when we are
5874 done with the basic block. Initialize changed_variables_stack,
5875 free it afterwards. If ENABLE_CHECKING verify that after noting
5876 differences to an empty set value_chains hash table is empty.
5877 (vt_initialize): Initialize value_chains and value_chain_pool.
5878 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5879 (variable_tracking_main): Call dump_dataflow_sets before calling
5880 vt_emit_notes, not after it.
5881 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5882 (propagate_var_def_into_debug_stmts): Declare.
5883 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5884 (df_set_note): Reject debug insns.
5885 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5886 add notes to debug insns.
5887 (df_note_bb_compute): Adjust. Likewise.
5888 (df_simulate_uses): Skip debug insns.
5889 (df_simulate_initialize_backwards): Likewise.
5890 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5891 (subst_stack_regs_pat): Reject debug insns.
5892 (convert_regs_1): Handle debug insns.
5893 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5894 (print-rtl.o): Depend on cselib.h.
5895 (cselib.o): Depend on TREE_PASS_H.
5896 (var-tracking.o): Depend on cselib.h and TARGET_H.
5897 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5898 (init_ready_list): Skip boundary debug insns.
5899 (add_branch_dependences): Skip debug insns.
5900 (free_block_dependencies): Check for blocks with only debug insns.
5901 (compute_priorities): Likewise.
5902 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5903 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5905 (gimple_build_debug_bind_stat): New.
5906 (empty_body_p): Skip debug stmts.
5907 (gimple_has_side_effects): Likewise.
5908 (gimple_rhs_has_side_effects): Likewise.
5909 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5910 (gimple_build_debug_bind_stat): Declare.
5911 (gimple_build_debug_bind): Define.
5912 (is_gimple_debug): New.
5913 (gimple_debug_bind_p): New.
5914 (gimple_debug_bind_get_var): New.
5915 (gimple_debug_bind_get_value): New.
5916 (gimple_debug_bind_get_value_ptr): New.
5917 (gimple_debug_bind_set_var): New.
5918 (gimple_debug_bind_set_value): New.
5919 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5920 (gimple_debug_bind_reset_value): New.
5921 (gimple_debug_bind_has_value_p): New.
5922 (gsi_next_nondebug): New.
5923 (gsi_prev_nondebug): New.
5924 (gsi_start_nondebug_bb): New.
5925 (gsi_last_nondebug_bb): New.
5926 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5927 (print_insn): Handle DEBUG_INSN.
5928 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5929 of first insn prevail.
5930 (first_stmt): Skip debug stmts.
5931 (first_non_label_stmt): Likewise.
5932 (last_stmt): Likewise.
5933 (has_zero_uses_1): New.
5934 (single_imm_use_1): New.
5935 (verify_gimple_debug): New.
5936 (verify_types_in_gimple_stmt): Handle debug stmts.
5937 (verify_stmt): Likewise.
5938 (debug_loop_num): Skip debug stmts.
5939 (remove_edge_and_dominated_blocks): Remove dominators last.
5940 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5941 (linearize_expr): Likewise.
5942 * config/i386/i386.c (ix86_delegitimize_address): Call
5943 default implementation.
5944 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5945 (group_barrier_needed): Skip debug insns.
5946 (emit_insn_group_barriers): Likewise.
5947 (emit_all_insn_group_barriers): Likewise.
5948 (ia64_variable_issue): Handle debug insns.
5949 (ia64_dfa_new_cycle): Likewise.
5950 (final_emit_insn_group_barriers): Skip debug insns.
5951 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5952 def cfa without frame.
5953 (process_set): Likewise.
5954 (process_for_unwind_directive): Pass frame on.
5955 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5956 (rs6000_delegitimize_address): New.
5957 (rs6000_debug_adjust_cost): Handle debug insns.
5958 (is_microcoded_insn): Likewise.
5959 (is_cracked_insn): Likewise.
5960 (is_nonpipeline_insn): Likewise.
5961 (insn_must_be_first_in_group): Likewise.
5962 (insn_must_be_last_in_group): Likewise.
5963 (force_new_group): Likewise.
5964 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5965 contains only debug insns.
5966 (rtl_merge_blocks): Skip debug insns.
5967 (purge_dead_edges): Likewise.
5968 (rtl_block_ends_with_call_p): Skip debug insns.
5969 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5970 (mark_reg_dependencies): Skip debug insns.
5971 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5972 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5973 * tree-ssa-threadedge.c
5974 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5975 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5976 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5977 (copyprop_hardreg_forward_1): Handle debug insns.
5978 * reload1.c (reload): Skip debug insns. Replace unassigned
5979 pseudos in debug insns with their equivalences.
5980 (eliminate_regs_in_insn): Skip debug insns.
5981 (emit_input_reload_insns): Skip debug insns at first, adjust
5983 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5984 (get_indirect_ref_operands): Pass opf_no_vops on.
5985 (get_expr_operands): Likewise. Skip debug stmts.
5986 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5988 2009-09-01 Richard Henderson <rth@redhat.com>
5990 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5991 stmt_ends_pp_p statements at least once.
5992 * tree-vrp.c (vrp_initialize): Likewise.
5993 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5995 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5998 Fix AIX bootstrap after PR debug/30161
5999 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6000 that is a GNU extension.
6001 (tmpl_value_parm_die_table): Move the definition of this global
6002 outside #ifdef DWARF2_DEBUGGING_INFO region.
6004 2009-09-01 Richard Guenther <rguenther@suse.de>
6006 * tree.c (tree_expr_size): New function.
6007 * tree.h (tree_expr_size): Declare.
6008 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6009 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6010 * langhooks.c (lhd_expr_size): Remove.
6011 * langhooks.h (struct lang_hooks): Remove expr_size.
6012 * explow.c (expr_size): Use tree_expr_size.
6013 (int_expr_size): Likewise.
6014 * langhooks-def.h (lhd_expr_size): Remove.
6015 (LANG_HOOKS_EXPR_SIZE): Likewise.
6016 (LANG_HOOKS_INITIALIZER): Adjust.
6018 2009-09-01 Richard Guenther <rguenther@suse.de>
6020 * tree-flow.h (mark_addressable): Move declaration ...
6021 * tree.h (mark_addressable): ... here.
6022 * stmt.c (expand_asm_operands): Use mark_addressable, not
6023 lang_hooks.mark_addressable.
6024 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6025 LANG_HOOKS_MARK_ADDRESSABLE.
6026 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6027 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6029 2009-08-31 Chris Demetriou <cgd@google.com>
6031 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6032 vectorize if not TARGET_SSE2.
6034 2009-08-31 DJ Delorie <dj@redhat.com>
6036 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6037 registers if no coprocessor is enabled.
6039 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6042 * cgraph.h (cgraph_get_node): Declare ...
6043 * cgraph.c (cgraph_get_node): ... new function.
6044 * dwarf2out.c (gen_generic_params_dies,
6045 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6046 make_ith_pack_parameter_name,
6047 append_entry_to_tmpl_value_parm_die_table,
6048 gen_remaining_tmpl_value_param_die_attribute): New functions.
6049 (gen_subprogram_die): Generate debug info for template parameters
6050 if debug info level is higher than DINFO_LEVEL_TERSE.
6051 Use tree_add_const_value_attribute_for_decl instead of
6052 tree_add_const_value_attribute.
6053 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6054 instead of tree_add_const_value_attribute.
6055 (gen_struct_or_union_type_die): Generate debug
6056 info for template parameters if debug info level is higher than
6058 (tree_add_const_value_attribute): Handle integral and pointer
6059 constants. Update comment.
6060 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6061 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6062 (reference_to_unused): Fix thinko. Remove redundant predicates from
6064 (tree_add_const_value_attribute): Make this work for constant
6066 tree_add_const_value_attribute_for_decl is to be used for variable
6068 (add_location_or_const_value_attribute): Use
6069 tree_add_const_value_attribute_for_decl now.
6070 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6071 DW_TAG_template_value_param DIEs after function DIEs have been
6073 * langhooks.h (lang_hooks_for_types): Add
6074 get_argument_pack_elems.
6075 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6076 (lang_hooks): Added get_innermost_generic_parms,
6077 get_innermost_generic_args.
6078 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6079 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6080 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6081 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6083 2009-08-31 DJ Delorie <dj@redhat.com>
6085 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6086 it once we start generating the prologue or epilogue.
6087 (mep_call_saves_register): If the frame is locked, re-use
6089 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6090 (mep_expand_prologue): Call it.
6091 (mep_expand_epilogue): Likewise.
6092 (mep_start_function): Use the same logic as mep_expand_prologue.
6093 (mep_pass_by_reference): Make logic more readable.
6094 (mep_return_in_memory): Zero-sized objects are passed in memory.
6095 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6097 2009-08-31 Richard Guenther <rguenther@suse.de>
6099 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6100 to query if the memory regions for memmove overlap.
6101 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6102 asserts on pointers, instead deal with odd trees.
6103 (ptr_derefs_may_alias_p): Likewise.
6104 (refs_may_alias_p_1): Constructor bases also never alias.
6106 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6108 * doc/install.texi (Final install): Adjust reference on where to
6109 order printed manuals.
6111 2009-08-30 Olivier Hainque <hainque@adacore.com>
6113 * dwarf2out.c (switch_to_frame_table_section): Move
6114 definition prior to first use.
6116 2009-08-30 Richard Guenther <rguenther@suse.de>
6118 PR tree-optimization/41186
6119 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6120 (ao_ref_init_from_ptr_and_size): New function.
6121 (ref_maybe_used_by_call_p_1): Be more precise tracking
6122 used ranges for builtin functions.
6123 (ref_maybe_used_by_call_p): Adjust.
6124 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6125 ranges for builtin functions.
6126 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6128 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6131 * fwprop.c (get_reg_use_in): Delete.
6132 (free_load_extend): New function.
6133 (forward_propagate_subreg): Use it.
6135 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6137 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6139 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6142 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6145 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6147 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6148 fini or fini_array section.
6150 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6152 * graphite-dependences.c (graphite_legal_transform_bb): Call
6153 pbb_remove_duplicate_pdrs.
6154 * graphite-poly.c (can_collapse_pdr): Removed.
6155 (pdr_find_duplicate): Removed.
6156 (can_collapse_pdrs): New.
6157 (pbb_remove_duplicate_pdrs): New.
6158 (new_poly_dr): Do not look for duplicates.
6159 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6160 (PBB_PDR_DUPLICATES_REMOVED): New.
6161 (pbb_remove_duplicate_pdrs): Declared.
6163 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6165 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6166 the strides by multiplying by PDR_NB_REFS.
6167 * graphite-poly.c (can_collapse_pdr): New.
6168 (pdr_find_duplicate): New.
6169 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6170 Initialize PDR_NB_REFS.
6171 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6173 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6175 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6178 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6181 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6183 * graphite-dependences.c (pddr_original_scattering): Return NULL
6184 for read-read dependence relations.
6185 * graphite-poly.h (enum poly_dr_type): Fix comment.
6188 (pdr_may_write_p): New.
6190 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6192 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6193 (struct poly_dr): Same.
6194 (new_poly_dr): Same.
6195 * graphite-poly.c (new_poly_dr): Same.
6196 * graphite-dependences.c (dot_deps): Disable call to system.
6198 2009-08-28 Cary Coutant <ccoutant@google.com>
6201 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6202 struct/union/enum types local to a function.
6204 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6205 Sebastian Pop <sebastian.pop@amd.com>
6207 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6208 pbb_strip_mine_time_depth. Changed the implementation so that
6209 transformation is expressed as a transformation on
6210 time (scatttering) dimensions. Also, ensures that the 2d+1
6211 scheduling format is preserved.
6212 (pbb_strip_mine_profitable_p): Profitability is based on the
6213 iteration number of a given time (scattering) dimension,
6214 and not on a original loop depth dimension.
6215 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6216 (pbb_do_strip_mine): Call psct_dynamic_dim.
6217 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6218 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6219 (pbb_nb_dynamic_scattering_transform): New.
6220 (psct_dynamic_dim): New.
6222 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6224 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6225 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6226 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6227 * graphite-interchange.c (build_linearized_memory_access): Same.
6228 (memory_stride_in_loop): Same.
6230 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6232 * graphite-dependences.c (pddr_original_scattering): New.
6233 (graphite_legal_transform_dr): Call pddr_original_scattering.
6236 * graphite-dependences.h (dot_deps): Declared.
6237 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6238 (print_pdr): Print PDR_ID.
6239 * graphite-poly.h (struct poly_dr): Add field id.
6242 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6244 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6246 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6247 not delete the original dependence relation.
6249 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6251 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6252 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6253 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6254 (free_poly_ddr): New.
6255 (pddr_is_empty): New.
6256 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6257 (dependence_polyhedron): Same. Remove useless gcc_assert.
6259 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6260 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6261 * graphite-dependences.h (enum poly_dependence_kind): New.
6262 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6263 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6264 (PDRP_SINK): Renamed PDDR_SINK.
6265 (PDRP_DDP): Renamed PDDR_DDP.
6267 (free_poly_ddr): Declared.
6268 * graphite-poly.c (new_scop): Use the new hash function names.
6269 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6270 into original_pddrs.
6271 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6273 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6275 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6276 bounds with LT_EXPR to make niter analysis more precise on code
6277 generated by Graphite.
6279 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6281 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6282 (graphite_legal_transform_bb): Same.
6283 (poly_drs_may_alias_p): Same.
6285 2009-08-28 Richard Guenther <rguenther@suse.de>
6287 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6289 2009-08-28 Jan Beulich <jbeulich@novell.com>
6291 * config/i386/netware.c: Include langhooks.h.
6292 (i386_nlm_encode_section_info): Simplify.
6293 (netware_override_options): Delete.
6294 * config/i386/netware.h (netware_override_options): Delete
6296 (OVERRIDE_OPTIONS): Delete definition.
6297 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6298 (ASM_COMMENT_START): Define.
6299 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6301 2009-08-28 Jan Beulich <jbeulich@novell.com>
6303 * configure.ac: For in-tree ld, do a plain version check to
6304 determine whether comdat groups are supported.
6305 * configure: Regenerate.
6307 2009-08-28 Olivier Hainque <hainque@adacore.com>
6309 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6310 always defined. Reflect definition or absence of such for
6311 COLLECT_EXPORT_LIST. Readability helper.
6312 (scanfilter): New enum, to help control what symbols
6313 are to be considered or ignored by scan_prog_file.
6314 (enum pass): Rename as "scanpass", moved together with scanfilter
6315 prior to scan_prog_file's prototype.
6316 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6317 Group prototype with the scanpass/scanfilter definitions, factorize
6318 head comments for the several implementations at the prototype.
6319 (main): Reorganize the first pass link control to let AIX
6320 drag only the needed frame tables in executables. Prevent
6321 frame tables collection during the scan aimed at static ctors.
6322 Pre-link and scan for frame tables later to compensate.
6323 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6324 A C statement to issue assembly directives that create a reference
6325 to the given DWARF table identifier label from the current function
6327 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6328 to differentiate first time section entry. Only emit a .data
6329 tables start identifier label the first time around.
6330 (switch_to_frame_table_section): New function. Helper for
6331 output_call_frame_info to switch possibly BACK into the eh_frame
6332 or the debug_frame section depending on FOR_EH.
6333 (output_call_frame_info): Use helper to first enter the proper
6335 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6336 emit a link to the frame table start label from each function
6338 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6339 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6340 * config/rs6000/rs6000-protos.h: Declare it.
6341 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6343 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6345 * config/sh/sh.c (split_branches): Check the result of
6348 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6350 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6351 using -pthread -fopenmp
6353 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6355 * doc/service.texi (service directory): Update URL.
6357 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6359 PR rtl-optimization/40861
6360 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6361 extract word from a multi-word subreg for negative byte positions.
6363 2009-08-27 Tristan Gingold <gingold@adacore.com>
6364 Douglas B Rupp <rupp@gnat.com>
6366 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6367 (SECTION_VMS_OVERLAY): Define.
6368 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6370 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6372 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6373 common_object declarations.
6374 (ia64_section_type_flags): Set section flag for common_object.
6375 * config/ia64/ia64-protos.h
6376 (ia64_vms_output_aligned_decl_common): Declare.
6377 (ia64_vms_elf_asm_named_section): Declare.
6379 2009-08-27 Michael Matz <matz@suse.de>
6381 * expr.c (expand_expr_real_2): New function taking exploded
6382 unary or binary expression, split out from ...
6383 (expand_expr_real_1): ... here. Move over all unary/binary
6384 switch parts to above function, in particular these codes:
6385 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6386 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6387 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6388 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6389 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6390 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6391 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6392 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6393 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6394 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6395 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6396 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6397 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6398 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6399 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6400 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6401 VEC_PACK_FIX_TRUNC_EXPR.
6402 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6405 2009-08-27 Richard Guenther <rguenther@suse.de>
6407 * gengtype.c (main): Handle uint64_t.
6408 * ipa-utils.c (get_base_var): Indent properly.
6409 * tree-ssa-live.c (debug_scope_block): New function.
6410 * tree-flow.h (debug_scope_block): Declare.
6411 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6412 * basic-block.h (enum profile_status): Rename to
6413 enum profile_status_d.
6414 (x_profile_status): Adjust type.
6416 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6419 * dwarf2out.c (get_context_die): Declare this static function.
6420 (gen_type_die_with_usage): Make sure a DIE is a generated for
6421 the context of a typedef.
6423 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6425 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6428 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6430 * config/mips/mips-protos.h (mips_output_sync): Declare.
6431 (mips_sync_loop_insns): Likewise.
6432 (mips_output_sync_loop): Replace first two parameters with an rtx.
6433 * config/mips/mips.c (mips_multi_member): New structure.
6434 (mips_multi_members): New variable.
6435 (mips_multi_start): New function.
6436 (mips_multi_add): Likewise.
6437 (mips_multi_add_insn): Likewise.
6438 (mips_multi_add_label): Likewise.
6439 (mips_multi_last_index): Likewise.
6440 (mips_multi_copy_insn): Likewise.
6441 (mips_multi_set_operand): Likewise.
6442 (mips_multi_write): Likewise.
6443 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6444 (mips_init_print_operand_punct): Update accordingly.
6445 (mips_start_ll_sc_sync_block): New function.
6446 (mips_end_ll_sc_sync_block): Likewise.
6447 (mips_output_sync): Likewise.
6448 (mips_sync_insn1_template): Likewise.
6449 (mips_sync_insn2_template): Likewise.
6450 (mips_get_sync_operand): Likewise.
6451 (mips_process_sync_loop): Likewise.
6452 (mips_output_sync_loop): Use mips_process_sync_loop.
6453 (mips_sync_loop_insns): New function.
6454 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6455 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6456 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6457 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6458 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6459 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6460 (MIPS_SYNC_OLD_OP_12): Likewise.
6461 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6462 (MIPS_SYNC_NEW_OP_12): Likewise.
6463 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6464 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6465 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6466 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6467 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6468 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6469 * config/mips/mips.md (sync_mem): New attribute.
6470 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6471 (sync_exclusive_mask, sync_required_oldval): Likewise.
6472 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6473 (sync_release_barrier): Likewise.
6474 (length): Handle sync loops.
6475 (sync): Use mips_output_sync.
6476 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6477 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6478 and use mips_output_sync_loop.
6479 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6480 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6481 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6482 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6483 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6484 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6485 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6486 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6487 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6489 2009-08-26 Richard Guenther <rguenther@suse.de>
6492 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6493 the types to not match.
6494 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6496 * tree-ssa.c (useless_type_conversion_p): Conversions to
6497 pointers to unprototyped functions are useless.
6499 2009-08-26 Richard Guenther <rguenther@suse.de>
6501 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6502 whole-program condition, prepare to be called for non-globals.
6503 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6504 params build a representative with known type and track its fields.
6506 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6508 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6509 clearing by a taken branch.
6510 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6511 effectively after bbro pass.
6512 (sync_nand<mode>): Ditto.
6513 (sync_old_<fetchop_name><mode>): Ditto.
6514 (sync_old_nand<mode>): Ditto.
6515 (sync_new_<fetchop_name><mode>): Dito.
6516 (sync_new_nand<mode>): Ditto.
6517 (sync_compare_and_swap<mode>_1): Ditto.
6518 (*sync_compare_and_swap<mode>): Ditto.
6519 (sync_lock_test_and_set<mode>_1): Ditto.
6520 ("sync_lock_test_and_set<mode>): Ditto.
6522 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6524 * hwint.h (HOST_LONG_FORMAT): New macro
6525 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6526 Use HOST_PTR_PRINTF.
6527 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6528 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6529 (HOST_PTR_PRINTF): Document.
6531 2009-08-25 Jan Hubicka <jh@suse.cz>
6533 * config/i386/bmmintrin.h: Replace by #error.
6536 Michael Meissner <michael.meissner@amd.com>
6537 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6538 Tony Linthicum <tony.linthicum@amd.com>
6540 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6541 (TARGET_ROUND): New macro for the round/ptest instructions which
6542 are shared between SSE4.1 and SSE5.
6543 (OPTION_MASK_ISA_ROUND): Ditto.
6544 (OPTION_ISA_ROUND): Ditto.
6545 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6546 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6548 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6549 (-mfused-madd): New switch to give users control over whether the
6550 compiler optimizes to use the multiply/add SSE5 instructions.
6552 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6553 (ix86_handle_option): Turn off 3dnow if -msse5.
6554 (override_options): Add SSE5 support.
6555 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6557 (ix86_expand_sse_movcc): Add SSE5 support.
6558 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6559 vector type to the next largest size.
6560 (ix86_expand_sse5_pack): New function to use pperm to pack a
6561 vector type to the next smallest size.
6562 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6563 (IX86_BUILTIN_FMADDSD): Ditto.
6564 (IX86_BUILTIN_FMADDPS): Ditto.
6565 (IX86_BUILTIN_FMADDPD): Ditto.
6566 (IX86_BUILTIN_FMSUBSS): Ditto.
6567 (IX86_BUILTIN_FMSUBSD): Ditto.
6568 (IX86_BUILTIN_FMSUBPS): Ditto.
6569 (IX86_BUILTIN_FMSUBPD): Ditto.
6570 (IX86_BUILTIN_FNMADDSS): Ditto.
6571 (IX86_BUILTIN_FNMADDSD): Ditto.
6572 (IX86_BUILTIN_FNMADDPS): Ditto.
6573 (IX86_BUILTIN_FNMADDPD): Ditto.
6574 (IX86_BUILTIN_FNMSUBSS): Ditto.
6575 (IX86_BUILTIN_FNMSUBSD): Ditto.
6576 (IX86_BUILTIN_FNMSUBPS): Ditto.
6577 (IX86_BUILTIN_FNMSUBPD): Ditto.
6578 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6579 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6580 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6581 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6582 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6583 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6584 (IX86_BUILTIN_PPERM): Ditto.
6585 (IX86_BUILTIN_PERMPS): Ditto.
6586 (IX86_BUILTIN_PERMPD): Ditto.
6587 (IX86_BUILTIN_PMACSSWW): Ditto.
6588 (IX86_BUILTIN_PMACSWW): Ditto.
6589 (IX86_BUILTIN_PMACSSWD): Ditto.
6590 (IX86_BUILTIN_PMACSWD): Ditto.
6591 (IX86_BUILTIN_PMACSSDD): Ditto.
6592 (IX86_BUILTIN_PMACSDD): Ditto.
6593 (IX86_BUILTIN_PMACSSDQL): Ditto.
6594 (IX86_BUILTIN_PMACSSDQH): Ditto.
6595 (IX86_BUILTIN_PMACSDQL): Ditto.
6596 (IX86_BUILTIN_PMACSDQH): Ditto.
6597 (IX86_BUILTIN_PMADCSSWD): Ditto.
6598 (IX86_BUILTIN_PMADCSWD): Ditto.
6599 (IX86_BUILTIN_PHADDBW): Ditto.
6600 (IX86_BUILTIN_PHADDBD): Ditto.
6601 (IX86_BUILTIN_PHADDBQ): Ditto.
6602 (IX86_BUILTIN_PHADDWD): Ditto.
6603 (IX86_BUILTIN_PHADDWQ): Ditto.
6604 (IX86_BUILTIN_PHADDDQ): Ditto.
6605 (IX86_BUILTIN_PHADDUBW): Ditto.
6606 (IX86_BUILTIN_PHADDUBD): Ditto.
6607 (IX86_BUILTIN_PHADDUBQ): Ditto.
6608 (IX86_BUILTIN_PHADDUWD): Ditto.
6609 (IX86_BUILTIN_PHADDUWQ): Ditto.
6610 (IX86_BUILTIN_PHADDUDQ): Ditto.
6611 (IX86_BUILTIN_PHSUBBW): Ditto.
6612 (IX86_BUILTIN_PHSUBWD): Ditto.
6613 (IX86_BUILTIN_PHSUBDQ): Ditto.
6614 (IX86_BUILTIN_PROTB): Ditto.
6615 (IX86_BUILTIN_PROTW): Ditto.
6616 (IX86_BUILTIN_PROTD): Ditto.
6617 (IX86_BUILTIN_PROTQ): Ditto.
6618 (IX86_BUILTIN_PROTB_IMM): Ditto.
6619 (IX86_BUILTIN_PROTW_IMM): Ditto.
6620 (IX86_BUILTIN_PROTD_IMM): Ditto.
6621 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6622 (IX86_BUILTIN_PSHLB): Ditto.
6623 (IX86_BUILTIN_PSHLW): Ditto.
6624 (IX86_BUILTIN_PSHLD): Ditto.
6625 (IX86_BUILTIN_PSHLQ): Ditto.
6626 (IX86_BUILTIN_PSHAB): Ditto.
6627 (IX86_BUILTIN_PSHAW): Ditto.
6628 (IX86_BUILTIN_PSHAD): Ditto.
6629 (IX86_BUILTIN_PSHAQ): Ditto.
6630 (IX86_BUILTIN_FRCZSS): Ditto.
6631 (IX86_BUILTIN_FRCZSD): Ditto.
6632 (IX86_BUILTIN_FRCZPS): Ditto.
6633 (IX86_BUILTIN_FRCZPD): Ditto.
6634 (IX86_BUILTIN_CVTPH2PS): Ditto.
6635 (IX86_BUILTIN_CVTPS2PH): Ditto.
6636 (IX86_BUILTIN_COMEQSS): Ditto.
6637 (IX86_BUILTIN_COMNESS): Ditto.
6638 (IX86_BUILTIN_COMLTSS): Ditto.
6639 (IX86_BUILTIN_COMLESS): Ditto.
6640 (IX86_BUILTIN_COMGTSS): Ditto.
6641 (IX86_BUILTIN_COMGESS): Ditto.
6642 (IX86_BUILTIN_COMUEQSS): Ditto.
6643 (IX86_BUILTIN_COMUNESS): Ditto.
6644 (IX86_BUILTIN_COMULTSS): Ditto.
6645 (IX86_BUILTIN_COMULESS): Ditto.
6646 (IX86_BUILTIN_COMUGTSS): Ditto.
6647 (IX86_BUILTIN_COMUGESS): Ditto.
6648 (IX86_BUILTIN_COMORDSS): Ditto.
6649 (IX86_BUILTIN_COMUNORDSS): Ditto.
6650 (IX86_BUILTIN_COMFALSESS): Ditto.
6651 (IX86_BUILTIN_COMTRUESS): Ditto.
6652 (IX86_BUILTIN_COMEQSD): Ditto.
6653 (IX86_BUILTIN_COMNESD): Ditto.
6654 (IX86_BUILTIN_COMLTSD): Ditto.
6655 (IX86_BUILTIN_COMLESD): Ditto.
6656 (IX86_BUILTIN_COMGTSD): Ditto.
6657 (IX86_BUILTIN_COMGESD): Ditto.
6658 (IX86_BUILTIN_COMUEQSD): Ditto.
6659 (IX86_BUILTIN_COMUNESD): Ditto.
6660 (IX86_BUILTIN_COMULTSD): Ditto.
6661 (IX86_BUILTIN_COMULESD): Ditto.
6662 (IX86_BUILTIN_COMUGTSD): Ditto.
6663 (IX86_BUILTIN_COMUGESD): Ditto.
6664 (IX86_BUILTIN_COMORDSD): Ditto.
6665 (IX86_BUILTIN_COMUNORDSD): Ditto.
6666 (IX86_BUILTIN_COMFALSESD): Ditto.
6667 (IX86_BUILTIN_COMTRUESD): Ditto.
6668 (IX86_BUILTIN_COMEQPS): Ditto.
6669 (IX86_BUILTIN_COMNEPS): Ditto.
6670 (IX86_BUILTIN_COMLTPS): Ditto.
6671 (IX86_BUILTIN_COMLEPS): Ditto.
6672 (IX86_BUILTIN_COMGTPS): Ditto.
6673 (IX86_BUILTIN_COMGEPS): Ditto.
6674 (IX86_BUILTIN_COMUEQPS): Ditto.
6675 (IX86_BUILTIN_COMUNEPS): Ditto.
6676 (IX86_BUILTIN_COMULTPS): Ditto.
6677 (IX86_BUILTIN_COMULEPS): Ditto.
6678 (IX86_BUILTIN_COMUGTPS): Ditto.
6679 (IX86_BUILTIN_COMUGEPS): Ditto.
6680 (IX86_BUILTIN_COMORDPS): Ditto.
6681 (IX86_BUILTIN_COMUNORDPS): Ditto.
6682 (IX86_BUILTIN_COMFALSEPS): Ditto.
6683 (IX86_BUILTIN_COMTRUEPS): Ditto.
6684 (IX86_BUILTIN_COMEQPD): Ditto.
6685 (IX86_BUILTIN_COMNEPD): Ditto.
6686 (IX86_BUILTIN_COMLTPD): Ditto.
6687 (IX86_BUILTIN_COMLEPD): Ditto.
6688 (IX86_BUILTIN_COMGTPD): Ditto.
6689 (IX86_BUILTIN_COMGEPD): Ditto.
6690 (IX86_BUILTIN_COMUEQPD): Ditto.
6691 (IX86_BUILTIN_COMUNEPD): Ditto.
6692 (IX86_BUILTIN_COMULTPD): Ditto.
6693 (IX86_BUILTIN_COMULEPD): Ditto.
6694 (IX86_BUILTIN_COMUGTPD): Ditto.
6695 (IX86_BUILTIN_COMUGEPD): Ditto.
6696 (IX86_BUILTIN_COMORDPD): Ditto.
6697 (IX86_BUILTIN_COMUNORDPD): Ditto.
6698 (IX86_BUILTIN_COMFALSEPD): Ditto.
6699 (IX86_BUILTIN_COMTRUEPD): Ditto.
6700 (IX86_BUILTIN_PCOMEQUB): Ditto.
6701 (IX86_BUILTIN_PCOMNEUB): Ditto.
6702 (IX86_BUILTIN_PCOMLTUB): Ditto.
6703 (IX86_BUILTIN_PCOMLEUB): Ditto.
6704 (IX86_BUILTIN_PCOMGTUB): Ditto.
6705 (IX86_BUILTIN_PCOMGEUB): Ditto.
6706 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6707 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6708 (IX86_BUILTIN_PCOMEQUW): Ditto.
6709 (IX86_BUILTIN_PCOMNEUW): Ditto.
6710 (IX86_BUILTIN_PCOMLTUW): Ditto.
6711 (IX86_BUILTIN_PCOMLEUW): Ditto.
6712 (IX86_BUILTIN_PCOMGTUW): Ditto.
6713 (IX86_BUILTIN_PCOMGEUW): Ditto.
6714 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6715 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6716 (IX86_BUILTIN_PCOMEQUD): Ditto.
6717 (IX86_BUILTIN_PCOMNEUD): Ditto.
6718 (IX86_BUILTIN_PCOMLTUD): Ditto.
6719 (IX86_BUILTIN_PCOMLEUD): Ditto.
6720 (IX86_BUILTIN_PCOMGTUD): Ditto.
6721 (IX86_BUILTIN_PCOMGEUD): Ditto.
6722 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6723 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6724 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6725 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6726 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6727 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6728 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6729 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6730 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6731 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6732 (IX86_BUILTIN_PCOMEQB): Ditto.
6733 (IX86_BUILTIN_PCOMNEB): Ditto.
6734 (IX86_BUILTIN_PCOMLTB): Ditto.
6735 (IX86_BUILTIN_PCOMLEB): Ditto.
6736 (IX86_BUILTIN_PCOMGTB): Ditto.
6737 (IX86_BUILTIN_PCOMGEB): Ditto.
6738 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6739 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6740 (IX86_BUILTIN_PCOMEQW): Ditto.
6741 (IX86_BUILTIN_PCOMNEW): Ditto.
6742 (IX86_BUILTIN_PCOMLTW): Ditto.
6743 (IX86_BUILTIN_PCOMLEW): Ditto.
6744 (IX86_BUILTIN_PCOMGTW): Ditto.
6745 (IX86_BUILTIN_PCOMGEW): Ditto.
6746 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6747 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6748 (IX86_BUILTIN_PCOMEQD): Ditto.
6749 (IX86_BUILTIN_PCOMNED): Ditto.
6750 (IX86_BUILTIN_PCOMLTD): Ditto.
6751 (IX86_BUILTIN_PCOMLED): Ditto.
6752 (IX86_BUILTIN_PCOMGTD): Ditto.
6753 (IX86_BUILTIN_PCOMGED): Ditto.
6754 (IX86_BUILTIN_PCOMFALSED): Ditto.
6755 (IX86_BUILTIN_PCOMTRUED): Ditto.
6756 (IX86_BUILTIN_PCOMEQQ): Ditto.
6757 (IX86_BUILTIN_PCOMNEQ): Ditto.
6758 (IX86_BUILTIN_PCOMLTQ): Ditto.
6759 (IX86_BUILTIN_PCOMLEQ): Ditto.
6760 (IX86_BUILTIN_PCOMGTQ): Ditto.
6761 (IX86_BUILTIN_PCOMGEQ): Ditto.
6762 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6763 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6764 (enum multi_arg_type): New enum for describing the various SSE5
6765 intrinsic argument types.
6766 (bdesc_multi_arg): New table for SSE5 intrinsics.
6767 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6768 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6770 (ix86_expand_builtin): Add SSE5 intrinsic support.
6771 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6772 operand instructions.
6773 (ix86_expand_sse5_multiple_memory): New function to split the
6774 second memory reference from SSE5 instructions.
6775 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6776 (ix86_return_pops_args): Use stdarg_p to determine if the function
6777 has variable arguments.
6778 (ix86_setup_incoming_varargs): Ditto.
6779 (x86_this_parameter): Ditto.
6781 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6783 (ix86_expand_sse5_pack): Ditto.
6784 (ix86_sse5_valid_op_p): Ditto.
6785 (ix86_expand_sse5_multiple_memory): Ditto.
6787 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6788 constant for SSE5 support.
6789 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6790 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6791 (UNSPEC_SSE5_PERMUTE): Ditto.
6792 (UNSPEC_SSE5_ASHIFT): Ditto.
6793 (UNSPEC_SSE5_LSHIFT): Ditto.
6794 (UNSPEC_FRCZ): Ditto.
6795 (UNSPEC_CVTPH2PS): Ditto.
6796 (UNSPEC_CVTPS2PH): Ditto.
6797 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6799 (COM_FALSE_S): Ditto.
6800 (COM_FALSE_P): Ditto.
6801 (COM_TRUE_S): Ditto.
6802 (COM_TRUE_P): Ditto.
6803 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6804 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6806 (memory attribute): Ditto.
6807 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6808 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6809 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6810 (floor<mode>2): Ditto.
6811 (ceil<mode>2): Ditto.
6812 (btrunc<mode>2): Ditto.
6813 (nearbyintdf2): Ditto.
6814 (nearbyintsf2): Ditto.
6815 (sse_setccsf): Disable if SSE5.
6816 (sse_setccdf): Ditto.
6817 (sse5_setcc<mode>): New support for SSE5 conditional move.
6818 (sse5_pcmov_<mode>): Ditto.
6820 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6822 (SSEMODEF2P): Ditto.
6823 (ssemodesuffixf4): New mode attribute for SSE5.
6824 (ssemodesuffixf2s): Ditto.
6825 (ssemodesuffixf2c): Ditto.
6826 (sserotatemax): Ditto.
6827 (ssescalarmode): Ditto.
6828 (sse_maskcmpv4sf3): Disable if SSE5.
6829 (sse_maskcmpv2df3): Ditto.
6830 (sse_vmmaskcmpv4sf3): Ditto.
6831 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6832 (sse5_vmfmadd<mode>4): Ditto.
6833 (sse5_fmsub<mode>4): Ditto.
6834 (sse5_vmfmsub<mode>4): Ditto.
6835 (sse5_fnmadd<mode>4): Ditto.
6836 (sse5_vmfnmadd<mode>4): Ditto.
6837 (sse5_fnmsub<mode>4): Ditto.
6838 (sse5_vmfnmsub<mode>4): Ditto.
6839 (sse5i_fmadd<mode>4): Ditto.
6840 (sse5i_fmsub<mode>4): Ditto.
6841 (sse5i_fnmadd<mode>4): Ditto.
6842 (sse5i_fnmsub<mode>4): Ditto.
6843 (sse5i_vmfmadd<mode>4): Ditto.
6844 (sse5i_vmfmsub<mode>4): Ditto.
6845 (sse5i_vmfnmadd<mode>4): Ditto.
6846 (sse5i_vmfnmsub<mode>4): Ditto.
6847 (mulv16qi3): Add SSE5 support.
6849 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6850 (sse2_mulv4si3): Disable if SSE5.
6851 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6852 (sse4_1_roundps): Ditto.
6853 (sse4_1_roundsd): Ditto.
6854 (sse4_1_roundss): Ditto.
6855 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6857 (sse_maskcmpsf3): Ditto.
6858 (sse_vmmaskcmpv4sf3): Ditto.
6859 (sse2_maskcmpv2df3): Ditto.
6860 (sse2_maskcmpdf3): Ditto.
6861 (sse2_vmmaskcmpv2df3): Ditto.
6862 (sse2_eq<mode>3): Ditto.
6863 (sse2_gt<mode>3): Ditto.
6864 (sse5_pcmov_<mode>): Add SSE5 support.
6865 (vec_unpacku_hi_v16qi): Ditto.
6866 (vec_unpacks_hi_v16qi): Ditto.
6867 (vec_unpacku_lo_v16qi): Ditto.
6868 (vec_unpacks_lo_v16qi): Ditto.
6869 (vec_unpacku_hi_v8hi): Ditto.
6870 (vec_unpacks_hi_v8hi): Ditto.
6871 (vec_unpacku_lo_v8hi): Ditto.
6872 (vec_unpacks_lo_v8hi): Ditto.
6873 (vec_unpacku_hi_v4si): Ditto.
6874 (vec_unpacks_hi_v4si): Ditto.
6875 (vec_unpacku_lo_v4si): Ditto.
6876 (vec_unpacks_lo_v4si): Ditto.
6877 (sse5_pmacsww): New SSE5 intrinsic insn.
6878 (sse5_pmacssww): Ditto.
6879 (sse5_pmacsdd): Ditto.
6880 (sse5_pmacssdd): Ditto.
6881 (sse5_pmacssdql): Ditto.
6882 (sse5_pmacssdqh): Ditto.
6883 (sse5_pmacsdqh): Ditto.
6884 (sse5_pmacsswd): Ditto.
6885 (sse5_pmacswd): Ditto.
6886 (sse5_pmadcsswd): Ditto.
6887 (sse5_pmadcswd): Ditto.
6888 (sse5_pcmov_<move>): Conditional move support on SSE5.
6889 (sse5_phaddbw): New SSE5 intrinsic insn.
6890 (sse5_phaddbd): Ditto.
6891 (sse5_phaddbq): Ditto.
6892 (sse5_phaddwd): Ditto.
6893 (sse5_phaddwq): Ditto.
6894 (sse5_phadddq): Ditto.
6895 (sse5_phaddubw): Ditto.
6896 (sse5_phaddubd): Ditto.
6897 (sse5_phaddubq): Ditto.
6898 (sse5_phadduwd): Ditto.
6899 (sse5_phadduwq): Ditto.
6900 (sse5_phaddudq): Ditto.
6901 (sse5_phsubbw): Ditto.
6902 (sse5_phsubwd): Ditto.
6903 (sse5_phsubdq): Ditto.
6904 (sse5_pperm): Ditto.
6905 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6906 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6907 (sse5_pperm_sign_v8hi_v4si): Ditto.
6908 (sse5_pperm_zero_v8hi_v4si): Ditto.
6909 (sse5_pperm_sign_v4si_v2di): Ditto.
6910 (sse5_pperm_sign_v4si_v2di): Ditto.
6911 (sse5_pperm_pack_v2di_v4si): Ditto.
6912 (sse5_pperm_pack_v4si_v8hi): Ditto.
6913 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6914 (sse5_perm<mode>): New SSE5 intrinsic insn.
6915 (rotl<mode>3): Ditto.
6916 (sse5_rotl<mode>3): Ditto.
6917 (sse5_ashl<mode>3): Ditto.
6918 (sse5_lshl<mode>3): Ditto.
6919 (sse5_frcz<mode>2): Ditto.
6920 (sse5s_frcz<mode>2): Ditto.
6921 (sse5_cvtph2ps): Ditto.
6922 (sse5_cvtps2ph): Ditto.
6923 (sse5_vmmaskcmp<mode>3): Ditto.
6924 (sse5_com_tf<mode>3): Ditto.
6925 (sse5_maskcmp<mode>3): Ditto.
6926 (sse5_maskcmp_uns<mode>3): Ditto.
6927 (sse5_maskcmp_uns2<mode>3): Ditto.
6928 (sse5_pcom_tf<mode>3): Ditto.
6930 * config/i386/predicates.md (sse5_comparison_float_operator):
6931 New predicate to match the comparison operators supported by
6932 the SSE5 com instruction.
6933 (ix86_comparison_int_operator): New predicate to match just the
6934 signed int comparisons.
6935 (ix86_comparison_uns_operator): New predicate to match just the
6936 unsigned int comparisons.
6938 * doc/invoke.texi (-msse5): Add documentation.
6939 (-mfused-madd): Ditto.
6941 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6943 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6945 (x86_64-*-*): Ditto.
6947 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6949 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6950 intrinisics for SSE5.
6952 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6955 * config/i386/mmintrin-common.h: New file, to contain common
6956 instructions between SSE4.1 and SSE5.
6958 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6959 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6960 (gen_regparm_prefix): Ditto.
6962 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6963 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6964 prototype_p to determine if a function is prototyped.
6966 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6968 * c-common.c (c_common_reswords) add the alignof keyword,
6969 with same RID as __alignof and __alignof__
6971 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6973 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6974 * hooks.c (hook_bool_const_int_const_int_true): New function.
6975 * target.h (struct gcc_target): Add can_eliminate field.
6976 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6977 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6978 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6979 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6980 (elim_table): Revise comment.
6981 * system.h (CAN_ELIMINATE): Poison.
6982 * defaults.h (CAN_ELIMINATE): Remove.
6983 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6985 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6986 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6988 (alpha_vms_can_eliminate): Declare as static, change return type to
6990 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6992 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6993 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6994 (arm_can_eliminate): New function.
6996 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6997 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6998 (avr_can_eliminate): Declare as static.
6999 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7001 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7002 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7003 (bfin_can_eliminate): New function.
7005 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7006 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7007 (crx_can_eliminate): New function.
7009 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7010 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7011 (fr30_can_eliminate): New function.
7013 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7014 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7015 (frv_can_eliminate): New function.
7017 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7018 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7019 (h8300_can_eliminate): New function.
7021 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7022 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7023 (i386_can_eliminate): Declare as static, change return type to bool.
7024 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7026 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7027 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7028 (ia64_can_eliminate): New function.
7030 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7031 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7032 (iq2000_can_eliminate): New function.
7034 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7035 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7036 (m32r_can_eliminate): New function.
7038 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7039 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7040 (m68hc11_can_eliminate): New function.
7042 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7043 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7044 (m68k_can_eliminate): New function.
7046 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7047 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7048 (mep_can_eliminate): New function.
7050 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7051 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7052 (mips_can_eliminate): New function.
7054 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7055 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7056 (rs6000_can_eliminate): New function.
7058 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7059 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7060 (s390_can_eliminate): Declare as static.
7061 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7063 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7064 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7065 (score_can_eliminate): New function.
7067 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7068 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7069 (sparc_can_eliminate): Declare as static.
7070 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7072 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7073 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7074 (xstormy16_can_eliminate): New function.
7076 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7077 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7078 (v850_can_eliminate): New function.
7080 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7082 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7083 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7084 (*movdfcc_ext[1234]): Disable for IEEE mode.
7086 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7088 * gimplify.c (prepare_gimple_addressable): New static function.
7089 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7091 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7092 manually fiddling with it.
7094 2009-08-25 Michael Matz <matz@suse.de>
7096 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7097 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7099 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7100 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7101 (do_jump): Split out code for simple binary comparisons into ...
7102 (do_jump_1): ... this, taking the individual operands and code.
7103 Change callers to helper function above accordingly.
7104 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7107 2009-08-25 Michael Matz <matz@suse.de>
7109 * expr.h (struct separate_ops, sepops): New type for passing
7110 around an exploded simple expression.
7111 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7112 Use this structure instead of expression tree.
7113 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7114 expression, only its type.
7115 (expand_vec_cond_expr): Take type and individual operands instead
7117 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7118 expand_vec_shift_expr): Change prototype accordingly.
7119 * tree-vect-stmts.c (vectorizable_condition): Change call of
7120 expand_vec_cond_expr_p to pass only type.
7121 * expr.c (do_store_flags): Change prototype and implementation
7122 to take an exploded expression.
7123 (expand_expr_real_1): New local ops initialized with details
7124 of the full expression. Use it instead of full
7125 expression in calls to do_store_flags, expand_vec_cond_expr,
7126 expand_widen_pattern_expr and expand_vec_shift_expr.
7128 2009-08-25 Michael Matz <matz@suse.de>
7130 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7131 treeop2 initialized with first three operands of the full expression.
7132 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7134 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7136 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7137 (__gthread_objc_condition_allocate): Mark arguments as unused.
7138 (__gthread_objc_condition_deallocate): Likewise.
7139 (__gthread_objc_condition_wait): Likewise.
7140 (__gthread_objc_condition_broadcast): Likewise.
7141 (__gthread_objc_condition_signal): Likewise.
7142 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7143 (__gthread_objc_thread_id): Likewise.
7145 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7148 * tree-pretty-print.c (print_call_name): Print the correct call name
7149 for procedure pointer components.
7151 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7153 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7154 default_promote_function_mode when not VMS.
7156 2009-08-24 Olivier Hainque <hainque@adacore.com>
7158 * convert.c (convert_to_integer): Don't assume an input pointer is
7159 POINTER_SIZE wide. Fetch from the type instead.
7161 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7163 * configure.ac (AC_PREREQ): Bump to 2.64.
7165 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7167 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7168 (process_command): Don't search standard_exec_prefix_1 and
7169 standard_exec_prefix_2.
7171 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7173 * config/arm/arm.c (output_return_instruction): Handle for
7176 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7178 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7180 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7182 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7183 (*arm_movdf_vfp): Likewise.
7185 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7187 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7188 (vashr<mode>3): Rename from ashr<mode>3.
7189 (vlshr<mode>3): Rename from lshr<mode>3.
7191 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7194 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7195 (check_format_info_main): Use scalar_identify_flag.
7196 (check_format_types): Check for scalar size identity if
7197 scalar_identify_flag is set.
7198 (printf_length_specs): Extend by new field.
7199 (asm_fprintf_length_specs): Likewise.
7200 (gcc_diag_length_specs): Likewise.
7201 (scanf_length_specs): Likewise.
7202 (strfmon_length_specs): Likewise.
7203 (gcc_gfc_length_specs): Likewise.
7204 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7205 (ms_printf_flag_specs): Likewise.
7206 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7208 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7211 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7212 (*call_value_pop_1): Ditto.
7213 (*sibcall_pop_1): New insn pattern.
7214 (*sibcall_value_pop_1): Ditto.
7216 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7219 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7222 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7225 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7226 (get_reg_use_in): New function.
7227 (forward_propagate_subreg): Propagate through subreg of zero_extend
7230 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7232 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7233 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7235 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7237 * configure.ac: Remove --with-datarootdir, --with-docdir,
7238 --with-htmldir switches. No need to call AC_SUBST for
7239 datarootdir, docdir, htmldir any more.
7240 * configure: Regenerate.
7241 * doc/install.texi (Configuration): Document --datarootdir,
7242 --docdir, --htmldir, --pdfdir; update documentation for
7243 --infodir, --mandir.
7244 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7247 * aclocal.m4: Regenerate.
7248 * config.in: Regenerate.
7249 * configure: Regenerate.
7251 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7252 Olivier Hainque <hainque@adacore.com>
7254 * config/ia64/ia64.c: Include libfuncs.h.
7255 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7256 (ia64_expand_call): Use reg 25 on VMS.
7257 (ia64_initialize_trampoline): Fix for VMS ABI.
7258 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7259 (ia64_function_arg): Initialize reg 25 on VMS.
7260 Fix OpenVMS ABI issues for varargs.
7261 For OpenVMS, emit the Argument Information register set in the
7262 incoming/sibcall case as well.
7263 (ia64_arg_type): New function.
7264 (ia64_function_arg_advance): Keep track of cum->words.
7265 Fix OpenVMS ABI issues for varargs.
7266 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7267 (ia64_override_options): Set flag_no_common on VMS.
7268 (ia64_init_builtins): Disable FWRITE builtin.
7269 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7270 (ia64_vms_init_libfuncs): Add decc$ routines.
7271 (ia64_vms_valid_pointer_mode): New function.
7272 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7273 (ia64_promote_function_mode): New function
7274 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7275 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7276 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7277 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7278 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7279 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7280 Suppress trailing '#' if VALUE is numeric.
7281 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7282 ia64_promote_function_mode.
7283 (TARGET_VALID_POINTER_MODE): Define.
7285 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7288 * config/rs6000/rs6000.c (rs6000_override_options): Use
7289 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7292 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7293 reporting of vector + decimal/boolean/complex error.
7295 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7297 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7298 __vector double TYPE_DECL.
7300 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7302 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7303 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7304 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7305 to pointer to enum machine_mode. Update all callers as needed.
7307 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7309 * config/alpha/alpha.md (exception_receiver): Emit alternative
7310 GP load sequence if flag_reorder_blocks_and_partition is set.
7311 (*exception_receiver_2): Also enable when
7312 flag_reorder_blocks_and_partition is set.
7314 2009-08-20 Matt Rice <ratmice@gmail.com>
7315 Diego Novillo <dnovillo@google.com>
7317 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7320 2009-08-20 Richard Guenther <rguenther@suse.de>
7322 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7323 * c-tree.h (c_dup_lang_specific_decl): Remove.
7324 (struct lang_decl, struct lang_type): Move definitions ...
7325 * c-lang.h: ... here. New file.
7326 * c-decl.c: Include c-lang.h.
7327 (c_dup_lang_specific_decl): Remove.
7328 * c-typeck.c: Include c-lang.h.
7329 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7330 (c-typeck.o): Likewise.
7331 * c-config-lang.in (gtfiles): Add c-lang.h.
7332 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7335 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7337 * config/alpha/alpha.c (alpha_end_function): Do not clear
7338 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7339 this is now handled in generic code.
7341 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7343 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7344 (s390_z10_fix_long_loop_prediction): New function.
7345 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7346 (s390_reorg): Walk over the INSNs and invoke
7347 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7349 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7351 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7352 "*brx_64bit", "*brx_31bit"): New patterns.
7353 * config/s390/s390.c ('E'): New output modifier.
7355 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7356 Richard Earnshaw <richard.earnshaw@arm.com>
7358 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7359 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7361 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7363 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7365 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7366 for mode mode of operand0 when doing secondary reload for SAR.
7368 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7371 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7372 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7374 2009-08-19 Jason Merrill <jason@redhat.com>
7376 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7377 supported template depth in C++0x.
7379 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7381 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7382 free_after_compilation.
7383 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7384 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7385 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7386 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7387 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7388 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7389 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7391 2009-08-19 Ian Lance Taylor <iant@google.com>
7393 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7394 of (plus (mult (neg B) C) A).
7396 2009-08-18 Michael Matz <matz@suse.de>
7398 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7399 instead of comparing TYPE_MAIN_VARIANT for equality.
7400 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7401 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7402 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7403 * gimplify.c (goa_lhs_expr_p): Ditto and use
7404 STRIP_USELESS_TYPE_CONVERSION.
7406 2009-08-18 Michael Matz <matz@suse.de>
7408 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7409 first field in a struct.
7410 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7412 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7414 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7415 locators before emit_insn is called. Remove assert that
7417 (alpha_end_function): Clear crtl->emit structure and free insn
7418 locators if cfun->is_thunk is true.
7420 2009-08-18 Jason Merrill <jason@redhat.com>
7422 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7424 * configure.ac: Test for it.
7425 * configure, config.in: Regenerate.
7426 * doc/install.texi: Document --enable-gnu-unique-object.
7428 2009-08-18 Richard Guenther <rguenther@suse.de>
7431 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7432 pow(x,y*z) only if x is nonnegative.
7434 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7436 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7440 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7441 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7443 2009-08-17 DJ Delorie <dj@redhat.com>
7445 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7446 * config/m32c/prologue.md (epilogue_freit): New.
7448 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7449 (bank_switch_p): Likewise.
7450 (fast_interrupt_p): Likewise.
7451 (interrupt_p): Likewise.
7452 (m32c_conditional_register_usage): Round memregs size up.
7453 (need_to_save): We only need to save $a0 when we use ENTER.
7454 (interrupt_p): Check for fast_interrupt too.
7455 (bank_switch_p): New.
7456 (fast_interrupt_p): New.
7457 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7458 (m32c_emit_prolog): Support bank switching and fast interrupts.
7459 * doc/extend.texi (Function Attributes): Add bank_switch and
7462 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7464 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7465 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7467 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7469 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7470 (menu): Add IA-64/VMS Options.
7471 (IA-64/VMS Options): Likewise.
7473 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7476 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7478 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7480 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7481 (mips_pop_asm_switch): Likewise.
7482 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7484 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7485 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7486 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7487 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7488 instead of set_noreorder.
7489 (mips_output_function_prologue): Use the new functions.
7490 (mips_output_function_epilogue): Likewise.
7491 (mips_need_noat_wrapper_p): New function, split out from...
7492 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7493 Use mips_push_asm_switch and mips_pop_asm_switch.
7494 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7495 and mips_pop_asm_switch.
7496 (ASM_OUTPUT_REG_POP): Likewise.
7497 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7498 Use mips_pop_asm_switch.
7499 (mips_asm_switch): New structure.
7500 (set_noreorder, set_nomacro): Replace with...
7501 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7502 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7503 instead of set_nomacro.
7504 (fix_truncsfsi2_macro): Likewise.
7505 (cprestore): Likewise.
7506 (hazard): Use mips_noreorder instead of set_noreorder.
7507 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7509 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7511 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7512 from prev_active_insn.
7514 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7516 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7517 * config/avr/avr.c (avr_override_options): Initialize
7518 avr_current_arch variable.
7519 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7520 __AVR_HAVE_16BIT_SP__ according to the device type.
7521 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7523 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7524 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7526 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7529 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7530 generating inlined subroutine die only. We shouldn't be
7531 called for anything else.
7532 (gen_block_die): Don't generate inline subroutine debug info for
7535 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7537 * graphite-poly.c (print_pbb): Print PBB index.
7539 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7542 * graphite-interchange.c (ppl_max_for_le): Moved...
7543 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7544 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7545 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7546 * graphite-ppl.h (ppl_max_for_le): Declared.
7548 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7550 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7551 supported on all platforms.
7552 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7553 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7554 * c-pragma.c: Likewise.
7555 * target-def.h (TARGET_INITIALIZER): Remove
7556 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7557 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7559 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7561 * config/ia64/fde-vms.c: New file.
7562 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7563 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7564 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7565 (uw_frame_state_for): Only register a personality routine if it is
7566 known to be compatible with our expectations.
7567 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7568 Declare unw_table_entry stack variable and
7569 mod all calls to _Unwind_FindTableEntry to add arg.
7570 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7571 (_Unwind_FindTableEntry): Add arg to prototype.
7573 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7575 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7576 field 'signal_pfs_loc'.
7577 (uw_frame_state_for): Remove duplicate code dealing with leaf
7578 procedures without unwind info.
7579 If in the frame after unwinding through a signal handler, restore
7580 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7581 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7582 'pfs_loc' to the AR.PFS location in the signal context; instead
7583 set 'signal_pfs_loc'.
7584 Manually generate the unwind info for the AR.PFS register.
7585 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7586 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7587 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7588 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7589 instead set 'signal_pfs_loc'.
7590 Remove code preventing the AR.PFS register from being restored
7591 from the signal context.
7593 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7594 Tristan Gingold <gingold@adacore.com>
7596 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7597 * config/ia64/t-vms: New file.
7598 * config/ia64/vms64.h: New file.
7599 * config/ia64/vms.h: New file.
7600 * config/ia64/vms-crtinit.asm: New file.
7601 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7602 * config/ia64/vms-unwind.h: New file.
7604 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7606 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7609 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7612 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7614 * real.h (do_mpc_arg2): ... here.
7615 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7618 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7620 * final.c (add_debug_prefix_map): Don't use GC memory for
7621 old_prefix and new_prefix.
7623 2009-08-14 Richard Guenther <rguenther@suse.de>
7625 * ipa-prop.c (compute_complex_pass_through): If we cannot
7626 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7628 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7630 * c-lex.c (c_lex_with_flags): Increase size of local variable
7631 to avoid memory clobber.
7633 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7636 * config/i386/i386.c (ix86_fp_comparison_strategy):
7637 Only enable/disable sahf at function granularity.
7639 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7641 PR rtl-optimization/41064
7642 * reload1.c (reload_as_needed): Don't call extract_insn
7643 for known invalid replacements after calling
7644 validate_replace_rtx_group and verify_changes.
7646 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7650 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7651 ix86_expand_fp_vcond.
7652 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7653 Assert that operation is supported by ix86_expand_int_vcond.
7654 (vcondu<SSEMODE124C8:mode>): Ditto.
7656 2009-08-13 DJ Delorie <dj@redhat.com>
7658 * config/i386/djgpp-stdint.h: New.
7659 * config.gcc (djgpp): Use it.
7661 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7663 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7664 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7666 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7668 * tree-ssa-loop-prefetch.c
7669 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7670 for long-stride pruning.
7671 (compute_miss_rate): New function to compute the probability
7672 that two memory references access different cache lines.
7674 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7676 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7678 2009-08-13 Richard Guenther <rguenther@suse.de>
7681 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7682 use the constant pointer type.
7683 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7684 of CV qualifiers on the target pointer type.
7685 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7686 conversion check before restrict check.
7688 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7691 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7693 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7695 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7697 2009-08-12 Richard Guenther <rguenther@suse.de>
7699 PR tree-optimization/41011
7700 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7701 and reference constructing.
7703 2009-08-12 Xinliang David Li <davidxl@google.com>
7705 PR tree-optimization/41012
7706 * tree-flow.h : New external interface.
7707 * gimple-low.c (check_call_arg): Change to public function.
7708 Remove argument mismatch check in lowering.
7709 * tree-inline.h (tree_can_inline_p): Interface change.
7710 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7712 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7713 Call change to tree_can_inline_p function.
7714 (cgraph_decide_inlining_incrementally): Ditto.
7716 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7718 PR tree-optimization/41031
7719 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7720 on the partition variable rather than promote_mode on the source
7721 type. Assert that the partition variable's type has the same
7722 mode as the source value's.
7724 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7726 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7727 for for_return == 2.
7728 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7730 * calls.c (expand_call): Fix typo.
7731 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7733 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7735 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7736 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7737 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7738 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7740 2009-08-12 Andrew Haley <aph@redhat.com>
7742 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7744 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7747 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7749 2009-08-12 Richard Guenther <rguenther@suse.de>
7751 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7752 * gimplify.c (gimplify_modify_expr): Do not use
7753 lang_hooks.types_compatible_p.
7754 * tree-ssa.c (useless_type_conversion_p): For aggregates
7755 just return false if the canonical types differ.
7757 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7760 * sese.c (convert_for_phi_arg): New.
7761 (add_guard_exit_phis): Use convert_for_phi_arg.
7763 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7765 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7766 unknown subscript upper bounds.
7768 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7769 Pranav Garg <pranav.garg2107@gmail.com>
7771 * graphite-interchange.c (gather_access_strides): Removed.
7772 (ppl_max_for_le): New.
7773 (build_linearized_memory_access): New.
7774 (memory_stride_in_loop): New.
7775 (pbb_interchange_profitable_p): Reimplemented.
7776 * graphite-ppl.h (ppl_new_id_map): New.
7777 (ppl_interchange): New.
7779 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7781 * graphite-interchange.c (compute_subscript): Removed.
7782 (compute_array_size_cstr): Removed.
7783 (compute_array_size_poly): Removed.
7784 (compute_array_size): Removed.
7785 (gather_access_strides_poly): Removed.
7786 (gather_access_strides): Empty.
7788 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7790 * graphite-dependences.c (dependence_polyhedron_1): Replace
7791 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7792 (graphite_legal_transform_dr): Same.
7793 (graphite_carried_dependence_level_k): Same.
7794 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7795 Initialize PDR_NB_SUBSCRIPTS.
7796 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7798 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7799 (PDR_NB_SUBSCRIPTS): New.
7800 (pdr_nb_subscripts): Removed.
7801 (pdr_dim): Simplified.
7802 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7803 with PDR_NB_SUBSCRIPTS.
7805 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7807 * graphite-interchange.c (compute_array_size): Remove use of
7809 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7810 Do not initialize PDR_DATA_CONTAINER.
7811 (print_pdr): Do not print PDR_DATA_CONTAINER.
7812 * graphite-poly.h (struct poly_dr): Remove data_container field.
7813 (PDR_DATA_CONTAINER): Removed.
7814 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7816 (build_poly_dr): Same.
7818 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7819 Sebastian Pop <sebastian.pop@amd.com>
7821 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7822 copy of the dependence polyhedron. Free the temporary objects.
7823 (graphite_carried_dependence_level_k): Free unused objects before
7826 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7828 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7829 Early return without analyzing the data dependences if no
7830 transform has been done. Call restore_scattering if the transform
7832 (graphite-interchange.c): Same.
7833 * graphite-poly.c (print_scattering_function): Test for
7835 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7836 (apply_poly_transforms): Do not gcc_assert that
7837 the transform is legal.
7838 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7839 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7840 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7841 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7842 * graphite-poly.h (struct poly_scattering): New.
7843 (struct poly_bb): Add original, transformed, and saved fields.
7844 Remove transformed_scattering, original_scattering,
7845 nb_local_variables and nb_scattering_transform fields.
7846 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7847 (poly_scattering_new): New.
7848 (poly_scattering_free): New.
7849 (poly_scattering_copy): New.
7850 (store_scattering_pbb): New.
7851 (store_scattering): New.
7852 (restore_scattering_pbb): New.
7853 (restore_scattering): New.
7854 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7855 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7857 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7859 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7862 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7864 * Makefile.in (graphite.o): Depends on PREDICT_H.
7865 * graphite.c: Include predict.h.
7866 (graphite_finalize): Call tree_estimate_probability.
7867 * predict.c (predict_loops): Do not call scev_initialize and
7869 (tree_estimate_probability_bb): New.
7870 (tree_estimate_probability): Do not initialize loops: move that
7871 code to the driver. Call tree_estimate_probability_bb.
7872 (tree_estimate_probability_driver): New.
7873 (pass_profile): Use tree_estimate_probability_driver.
7874 * predict.h (tree_estimate_probability): Declared.
7876 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7878 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7879 * graphite-dependences.c (graphite_legal_transform): Add time to
7880 TV_GRAPHITE_DATA_DEPS.
7881 (dependency_between_pbbs_p): Same.
7882 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7884 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7886 PR rtl-optimization/41033
7887 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7888 aliasing is disabled.
7890 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7892 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7893 si_mask_operand, and_load_operand, low_bitmask_operand,
7894 and_reg_operand, and_operand): New predicates.
7895 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7896 * config/mips/mips.c (and_operands_ok): New function.
7897 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7898 * config/mips/mips.md (move_type): Add ext_ins and logical.
7899 (type): Handle them.
7900 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7901 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7902 shift_shift. Remove commutative constraint modifier.
7903 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7905 (*clear_upper32_dext): Remove define_insn_and_split.
7906 (*clear_upper32): Turn this define_insn_and_split ...
7907 (splitter for ANDing register with 0xffff_ffff): .. into this.
7909 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7911 * combine.c (try_widen_shift_mode): Factor out code to check if an
7912 integer constant is a low-order bitmask from here ...
7913 * rtlanal.c (low_bitmask_len): ... to here.
7914 * rtl.h (low_bitmask_len): Declare.
7916 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7919 * config/alpha/alpha.md (addsi3): Remove expander.
7920 (addsi3): Rename from *addsi3_internal insn pattern.
7921 (subsi3): Remove expander.
7922 (subsi3): Rename from *subsi3_internal insn pattern.
7924 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7926 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7929 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7930 Eric Botcazou <botcazou@adacore.com>
7931 Douglas B Rupp <rupp@gnat.com>
7933 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7934 that records that fit in 64 bits are returned by immediate value,
7935 as required by OpenVMS Calling Standard.
7936 (function_value): Adjust for above modification.
7937 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7938 virtual_incoming_args_rtx as base object, not next_arg.
7939 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7941 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7943 * reload.c (find_reloads_subreg_address): Check the original
7944 req_equiv_mem address to detect the case where an address is
7945 not valid in the outer mode.
7947 2009-08-11 Richard Guenther <rguenther@suse.de>
7950 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7952 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7954 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7955 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7957 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7958 Douglas B Rupp <rupp@gnat.com>
7960 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7961 PT_STACK when frame_pointer_needed on OpenVMS.
7962 (alpha_pv_save_size, alpha_using_fp): Remove.
7963 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7964 with proper processing for PT_NULL.
7965 (alpha_vms_initial_elimination_offset): New function. Support for
7966 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7967 (alpha_sa_size): Force procedure type to PT_STACK when
7968 frame_pointer_needed on OpenVMS.
7969 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7970 (alpha_using_fp): Likewise.
7971 (alpha_vms_can_eliminate): Add prototype.
7972 (alpha_vms_initial_elimination_offset): Likewise.
7973 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7974 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7976 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7977 Douglas B Rupp <rupp@gnat.com>
7979 * config/alpha/alpha.c (common_object_handler): New function.
7980 (vms_attribute_table): Declare a single attribute "common_object".
7981 (vms_output_aligned_decl_common): New global function.
7982 (SECTION_VMS_OVERLAY): Delete.
7983 (SECTION_VMS_GLOBAL): Likewise.
7984 (SECTION_VMS_INITIALIZE): Likewise.
7985 (vms_asm_named_section): Remove support for above flags.
7986 (vms_section_type_flags): Delete.
7987 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7988 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7989 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7990 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7992 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7995 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7996 (sub_ddmmss): Likewise.
7998 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8001 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8004 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8007 * reload1.c (reload_as_needed): Use cancel_changes to completely
8008 undo a failed replacement attempt.
8010 2009-08-10 Richard Guenther <rguenther@suse.de>
8013 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8014 (useless_type_conversion_p): ... here. Require pointer targets
8017 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8020 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8021 loose the original type of the statement list.
8023 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8025 * config/alpha/alpha.c: Include libfuncs.h
8026 (avms_asm_output_extern): New function.
8027 (alpha_init_libfuncs): Init some decc libfuncs.
8028 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8029 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8030 (DO_CRTL_NAMES): Define.
8032 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8033 (LONG_TYPE_SIZE): Define.
8034 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8035 (SUBTARGET_SWITCHES): Define malloc64 switch.
8036 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8037 (MASK_RETURN_ADDR): Define.
8038 doc/invoke.texi (mmalloc64): Document switch.
8040 2009-08-09 Olivier Hainque <hainque@adacore.com>
8041 Douglas B Rupp <rupp@gnat.com>
8043 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8044 uses_condition_handler.
8045 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8046 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8047 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8048 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8049 (code_for_builtin): New insn codes for the new alpha_builtins.
8050 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8051 (alpha_sa_size): Account for uses_condition_handler.
8052 (alpha_expand_prologue): Likewise.
8053 (alpha_start_function): Likewise.
8054 (alpha_expand_epilogue): Likewise.
8055 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8056 establish/revert expanders.
8057 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8058 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8059 New expander, resorting to the alpha.c associated function.
8060 (builtin_revert_vms_condition_handler): Likewise.
8061 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8062 __gcc_shell_handler, the static VMS condition handler used as
8063 an indirection wrapper to the current dynamically established
8065 * config/alpha/vms-unwind.h: Complete rewrite.
8066 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8067 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8069 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8070 Douglas B Rupp <rupp@gnat.com>
8072 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8073 (alpha_need_linkage): Handle aliases. Return function symbol.
8074 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8075 Use ultimate alias target for the linkage name.
8076 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8077 by alpha_need_linkage for the function symbol.
8078 (setmemdi): Likewise.
8080 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8082 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8083 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8084 (ASM_WEAKEN_LABEL): Define.
8085 (CRT_CALL_STATIC_FUNCTION): Define.
8086 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8087 (ENDFILE_SPEC): Define.
8088 (INIT_SECTION_ASM_OP): Define.
8089 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8090 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8092 (MULTILIB_OSDIRNAMES): Define.
8093 (shlib_version): Define.
8094 (SHLIB_EXT): Define.
8095 (SHLIB_OBJS): Define.
8096 (SHLIB_NAME): Define.
8097 (SHLIB_MULTILIB): Define.
8098 (SHLIB_INSTALL): Define.
8099 (SHLIB_SYMVEC): Define.
8100 (SHLIB_SYMVECX2): Define.
8101 (SHLIB_LINK): Define.
8103 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8105 * config/alpha/alpha.c (alpha_initialize_trampoline):
8106 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8107 (alpha_start_function): Emit transfer address on nested functions
8108 for VMS trampoline call.
8109 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8110 since no longer used.
8111 * config/alpha/vms-tramp.asm: Remove.
8112 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8113 since now only data initialized at runtime.
8115 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8117 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8118 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8119 (MD_EXEC_PREFIX): Remove, no longer used.
8120 (MD_STARTFILE_PREFIX): Likewise.
8121 (INCLUDE_DEFAULTS): Likewise.
8122 * config/alpha/t-vms:
8123 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8125 2009-08-09 Richard Guenther <rguenther@suse.de>
8127 PR tree-optimization/41016
8128 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8129 (operand_precision): Remove.
8130 (integral_operand_p): Likewise.
8131 (recognize_single_bit_test): Adjust.
8133 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8135 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8136 operation overflows. Likewise non-cast unary arithmetic.
8137 If one arm of a conditional expression is always taken,
8138 inhibit evaluation warnings for the other arm. Likewise inhibit
8139 evaluation warnings for the second && or || operand if the first
8140 operand is enough to determine the result.
8141 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8143 (build_binary_op): Prevent duplicate evaluation warnings.
8145 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8147 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8148 and destination have different modes, Use promote_mode to
8149 determine the signedness of the conversion. Assert that the
8150 promoted source mode matches the destination mode. Don't pass
8151 the destination and destination mode to expand_expr if the source
8152 mode is different. Simplify conversion logic.
8154 2009-08-09 Ira Rosen <irar@il.ibm.com>
8156 PR tree-optimization/41008
8157 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8158 from condition only in case it's a comparison. Adjust checks.
8160 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8162 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8163 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8164 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8165 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8166 (dump_cand): Handle them.
8167 (struct iv_cand): New members COST_STEP and AINC_USE.
8168 (stmt_after_increment): Likewise.
8169 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8170 callers changed. Use gimple_uid comparison instead of scanning.
8171 (add_candidate_1): When looking for identical candidates, take
8172 AINC_USE into account. Set it for new candidates.
8173 (force_expr_to_var_cost): Cast target_spill_cost to int.
8174 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8175 All callers changed. Check for availability of autoinc addressing
8176 modes, both in general for a given mode, and in the specific use case.
8177 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8179 (get_computation_cost): Likewise.
8180 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8181 add_autoinc_candidates): New static functions.
8182 (add_candidate): Call add_autoinc_candidates for candidates based on
8184 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8185 (determine_use_iv_cost_address): If we have an autoinc candidate at
8186 the matching use, verify autoinc is possible and subtract the cost
8187 of the candidate's step from the cost.
8188 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8189 member of the candidate.
8190 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8191 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8193 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8195 * config.build (ia64-hp-*vms*): New target.
8196 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8198 * config.gcc (ia64-hp-*vms*): New target.
8199 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8201 * config.host (ia64-hp-*vms*): New target.
8202 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8205 2009-08-08 Richard Guenther <rguenther@suse.de>
8207 PR tree-optimization/40991
8208 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8210 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8212 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8213 mode check. Do truncations in an integer mode.
8214 (force_to_mode): Handle subregs for all mode types. Only do
8215 arithmetic simplifications on integer modes.
8217 2009-08-07 Richard Guenther <rguenther@suse.de>
8219 PR tree-optimization/40999
8220 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8221 (maybe_fold_reference): Lookup constant initializers.
8222 (fold_gimple_assign): Likewise.
8224 2009-08-07 Richard Guenther <rguenther@suse.de>
8226 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8227 that require structural equality defer to the langhook.
8229 2009-08-07 Martin Jambor <mjambor@suse.cz>
8231 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8233 (struct ipa_pass_through_data): New type.
8234 (struct ipa_ancestor_jf_data): New type.
8235 (union jump_func_value): Removed field formal_id, added fields
8236 pass_through and ancestor.
8237 (struct ipa_param_call_note): Changed type of formal_id to int from
8239 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8240 operations jump functions and ancestor jump functions.
8241 (compute_complex_pass_through): New function.
8242 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8243 reflect changes in the jump function strucutre.
8244 (update_jump_functions_after_inlining): Ignore complex pass-through
8245 and ancestor jump functions.
8246 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8247 polynomial pass-through with operation jump functions.
8249 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8251 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8252 fde->dw_fde_begin as begin label instead of hot/cold label.
8253 Use LLSDAC label instead of LLSDA for second section lsda.
8254 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8255 label instead of LLSDA if it is true.
8256 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8258 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8259 SECTION argument. Use it as index into crtl->eh.call_site_record
8261 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8262 use it to determine how to print table entries instead of using
8263 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8264 label instead of normal begin label as base.
8265 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8266 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8267 ensure no EH range spans between sections and that landing pads
8268 are always in the corresponding section.
8269 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8270 for crtl->eh.call_site_record being an array rather than scalar.
8271 (output_one_function_exception_table): New function, copied
8272 from output_function_exception_table. Adjust
8273 dw2_size_of_call_site_table, dw2_output_call_site_table
8274 callers. For SECOND section use *C suffixed labels.
8275 (output_function_exception_table): Call
8276 output_one_function_exception_table and, when doing hot/cold
8277 partitioning, also another time for the second section.
8278 * opts.c: Include except.h.
8279 (decode_options): Allow -freorder-blocks-and-partition with
8280 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8281 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8282 * function.h (struct rtl_eh): Change call_site_record from
8283 scalar into array of 2 elements.
8285 2009-08-07 Martin Jambor <mjambor@suse.cz>
8287 * ipa-prop.c (count_formal_params_1): New function.
8288 (ipa_get_vector_of_formal_parms): New function.
8289 (get_vector_of_formal_parm_types): New function.
8290 (ipa_modify_formal_parameters): New function.
8291 (ipa_modify_call_arguments): New function.
8292 (index_in_adjustments_multiple_times_p): New function.
8293 (ipa_combine_adjustments): New function.
8294 (ipa_dump_param_adjustments): New function.
8295 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8296 (ipa_get_vector_of_formal_parms): Declare.
8297 (ipa_modify_formal_parameters): Declare.
8298 (ipa_modify_call_arguments): Declare.
8299 (ipa_combine_adjustments): Declare.
8300 (ipa_dump_param_adjustments): Declare.
8301 (build_ref_for_offset): Declare.
8302 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8303 * tree-sra.c: Include ipa-prop.c.
8304 (build_ref_for_offset): Make public.
8306 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8308 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8310 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8312 * gcc/doc/extend.texi (__builtin_extract_return_address)
8313 (__builtin_frob_return_address): Document.
8315 2009-08-06 Paul Brook <paul@codesourcery.com>
8317 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8318 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8319 implementation on ARMv6-M.
8321 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8323 * doc/extend.texi (pcs): Document new attribute for ARM.
8325 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8327 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8330 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8332 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8335 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8337 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8339 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8341 Merge ARM/hard_vfp_branch to trunk.
8343 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8345 * arm.c (libcall_eq): New function.
8346 (libcall_hash): New function.
8347 (add_libcall): New function.
8348 (arm_libcall_uses_aapcs_base): New function.
8349 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8350 libcalls using the base PCS.
8351 (arm_init_cumulative_args): Likewise.
8353 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8355 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8356 Use base ABI for conversion libfuncs between HFmode and SFmode.
8358 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8360 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8361 V4SImode as representatives of all 64-bit and 128-bit vector
8362 types. Allow vector types without vector modes.
8363 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8364 without vector modes like BLKmode.
8365 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8366 BLKmode. Avoid unsupported vector modes or TImode moves for
8368 (aapcs_vfp_allocate_return_reg): Likewise.
8369 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8370 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8372 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8374 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8375 (arm_get_pcs_model): Pass attribute arguments to
8376 arm_pcs_from_attribute.
8377 (arm_init_cumulative_args): Use base AAPCS for conversions from
8378 floating-point types to DImode.
8379 (arm_attribute_table): Add pcs attribute.
8380 (arm_handle_pcs_attribute): New.
8381 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8382 conversions from floating-point types to DImode, also declare them
8383 to use base AAPCS and declare functions they call to use base
8384 AAPCS and their RTABI names.
8386 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8388 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8389 -mfloat-abi=hard not being supported for VFP.
8391 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8393 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8394 SYMBOL_REF to hard_libcall_value.
8396 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8397 Richard Earnshaw <rearnsha@arm.com>
8399 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8400 has been put on the stack, all remaining co-processory arguments for
8401 that co-processor also go on the stack.
8403 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8405 * config/arm/arm.c (arm_return_in_memory): Handle returning
8406 vectors of suitable size in registers also for AAPCS case.
8408 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8410 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8412 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8414 ARM Hard-VFP calling convention
8415 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8416 * target.h (gcc_target): Add libcall_value to table of call hooks.
8417 * targhooks.h (default_libcall_value): Default implementation.
8418 * targhooks.c (default_libcall_value): Likewise.
8419 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8420 * optabs.c (expand_unop): Use it.
8421 * expr.h (hard_libcall_value): Pass the function RTX through.
8422 * calls.c (emit_library_call_value_1): Update call to
8424 * explow.c (hard_libcall_value): Use new target hook.
8425 * testsuite/lib/target-supports.exp
8426 (check_effective_target_arm_hard_vfp_ok): New hook.
8427 (check_effective_target_arm_neon_ok): Improve test for neon
8429 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8430 * config/arm/arm.c: Include cgraph.h
8431 (TARGET_FUNCTION_VALUE): Override default hook.
8432 (arm_pcs_default): New variable.
8433 (arm_override_options): Don't fault hard calling convention with VFP.
8434 Add support for AAPCS variants.
8435 (arm_function_value): Make static. Handle AAPCS variants.
8436 (arm_libcall_value): New function.
8437 (arm_apply_result_size): Handle VFP registers in results.
8438 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8440 (pcs_attribute_args): New variable.
8441 (arm_pcs_from_attribute): New function.
8442 (arm_get_pcs_model): New function.
8443 (aapcs_vfp_cum_init): New function.
8444 (aapcs_vfp_sub_candidate): New function.
8445 (aapcs_vfp_is_return_candidate): New function.
8446 (aapcs_vfp_is_call_candidate): New function.
8447 (aapcs_vfp_allocate): New function.
8448 (aapcs_vfp_allocate_return_reg): New function.
8449 (aapcs_vfp_advance): New function.
8450 (aapcs_cp_arg_layout): New variable.
8451 (aapcs_select_call_coproc): New function.
8452 (aapcs_select_return_coproc): New function.
8453 (aapcs_allocate_return_reg): New function.
8454 (aapcs_libcall_value): New function.
8455 (aapcs_layout_arg): New function.
8456 (arm_init_cumulative_args): Initialize AAPCS args data.
8457 (arm_function_arg): Handle AAPCS variants using new interface.
8458 (arm_arg_parital_bytes): Likewise.
8459 (arm_function_arg_advance): New function.
8460 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8461 calling conventions.
8462 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8463 * arm.h (NUM_VFP_ARG_REGS): Define.
8464 (LIBCALL_VALUE): Update.
8465 (FUNCTION_VALUE): Delete.
8466 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8467 (arm_pcs): New enum.
8468 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8469 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8470 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8471 * arm-protos.h (arm_function_arg_advance): Add.
8472 (aapcs_libcall_value): Add.
8473 (arm_function_value): Delete.
8475 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8476 H.J. Lu <hongjiu.lu@intel.com>
8479 * config/i386/i386.c (standard_sse_mode_p): Remove.
8480 (standard_sse_constant_p): Return 2 for integer mode
8481 vector_all_ones_operand when SSE2 is enabled.
8482 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8483 (ix86_expand_vector_move): Do not check for negative values from
8484 standard_sse_constant_p.
8486 2009-08-06 Richard Guenther <rguenther@suse.de>
8488 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8489 array type comparisons frontend independent.
8490 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8491 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8492 out array reference lower bound and element size operands.
8493 (ao_ref_init_from_vn_reference): Properly compute the offset
8494 for ARRAY_RANGE_REF.
8495 (vn_reference_fold_indirect): Fill out array reference lower
8496 bound and element size operands.
8497 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8498 a non gimple valued reference operand which can happen for
8499 array reference lower bound or element size.
8500 (create_component_ref_by_pieces_1): Properly generate the
8501 element size operand for array references.
8503 2009-08-06 Richard Guenther <rguenther@suse.de>
8505 PR tree-optimization/40964
8506 * tree.c (iterative_hash_host_wide_int): Export.
8507 * tree.h (iterative_hash_host_wide_int): Declare.
8508 * tree-ssa-structalias.c (heapvar_map): New struct.
8509 (heapvar_map_eq): New function.
8510 (heapvar_map_hash): Likewise.
8511 (heapvar_lookup): Adjust.
8512 (heapvar_insert): Likewise.
8513 (make_constraint_from_heapvar): Allow multiple heap variables
8514 per decl at different offsets.
8515 (init_alias_heapvars): Adjust.
8517 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8519 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8520 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8521 trailing sync if TARGET_SYNC_AFTER_SC.
8523 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8525 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8526 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8527 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8528 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8529 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8530 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8531 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8532 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8533 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8534 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8535 the prototype declaration match the definition.
8536 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8537 instructions explicitly. Add barrier_before and operands
8539 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8540 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8541 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8542 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8543 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8544 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8546 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8548 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8550 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8551 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8554 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8557 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8559 PR rtl-optimization/40924
8560 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8561 make sure canon_rtx (mem_address) isn't simpler than
8562 canon_rtx (expanded_mem_address).
8564 2009-08-05 Li Feng <nemokingdom@gmail.com>
8566 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8568 (build_scop_drs): Build alias set for each SCoP.
8570 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8572 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8573 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8574 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8575 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8576 (BASE_DRIVER_SELF_SPECS): Likewise.
8578 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8580 * tree-ssa-alias.c: Fix some comment typos.
8582 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8584 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8585 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8587 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8590 * simplify-rtx.c (simplify_binary_operation_1): Disable
8591 simplifications for decimal float operations.
8593 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8596 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8597 operand of INDIRECT_REF.
8599 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8601 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8602 constants referencing TLS symbols.
8604 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8606 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8607 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8609 2009-08-03 Richard Guenther <rguenther@suse.de>
8611 * tree.c (make_vector_type): Build a main variant first,
8612 get the canonical one and then build the variant.
8613 * tree-ssa.c (useless_type_conversion_p_1): Handle
8615 (useless_type_conversion_p): Conversions to pointers to
8616 incomplete record types are useless.
8618 2009-08-03 Richard Guenther <rguenther@suse.de>
8620 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8621 file will be created.
8622 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8623 * toplev.c (compile_file): Adjust comment.
8625 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8627 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8628 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8629 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8630 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8631 (sh_promote_function_mode): Fix typo.
8633 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8635 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8637 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8639 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8640 declaration arguments.
8642 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8644 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8645 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8646 (ix86_split_ashl): Ditto.
8647 (ix86_expand_vector_init_one_nonzero): Ditto.
8648 (ix86_expand_vector_set): Ditto.
8649 (ix86_expand_reduc_v4sf): Ditto.
8651 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8653 * explow.c (promote_function_mode): Remove assert.
8654 * config/sh/sh.c (sh_promote_function_mode): Declare.
8656 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8658 * config/pa/pa.c (pa_promote_function_mode): Declare.
8659 Change to static. Fix promote_mode call.
8661 * gthr-dce.h (CONST_CAST2): Define if not defined.
8662 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8664 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8666 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8668 * expr.c (store_constructor): Use promote_decl_mode. Remove
8669 now write-only variable unsignedp.
8670 (expand_expr_real_1): Use promote_decl_mode.
8671 * expr.h (promote_function_mode, promote_decl_mode): New.
8672 (promote_mode): Remove last argument.
8673 * function.c (assign_temp): Drop last argument of promote_mode.
8674 (assign_parm_find_data_types): Use promote_function_mode.
8675 (assign_parm_setup_reg): Likewise.
8676 (expand_function_end): Use promote_function_mode.
8677 * calls.c (initialize_argument_information): Use promote_function_mode.
8678 (precompute_arguments): Use promote_mode instead of checking if
8679 only PROMOTE_FUNCTION_MODE is defined.
8680 (expand_call): When making sibcall decisions, use promote_function_mode.
8681 Below, remove an if for targetm.calls.promote_function_return and
8682 and use promote_function_mode.
8683 (emit_library_call_value_1): Use promote_function_mode, fix bug
8684 where promote_mode was passed FOR_CALL == 0 for a return value in an
8686 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8687 * explow.c (promote_function_mode, promote_decl_mode): New.
8688 (promote_mode): Keep only the FOR_CALL == 0 case.
8689 * combine.c (setup_incoming_promotion): Remove test of
8690 promote_function_args. Use promote_function_mode.
8691 * stmt.c (expand_value_return): Use promote_decl_mode.
8692 (expand_decl): Use promote_decl_mode.
8694 * expr.c (store_constructor): Use promote_decl_mode. Remove
8695 now write-only variable unsignedp.
8696 (expand_expr_real_1): Use promote_decl_mode.
8697 * expr.h (promote_function_mode, promote_decl_mode): New.
8698 (promote_mode): Remove last argument.
8699 * function.c (assign_temp): Drop last argument of promote_mode.
8700 (assign_parm_find_data_types): Use promote_function_mode.
8701 (assign_parm_setup_reg): Likewise.
8702 (expand_function_end): Use promote_function_mode.
8703 * calls.c (initialize_argument_information): Use promote_function_mode.
8704 (precompute_arguments): Use promote_mode instead of checking if
8705 only PROMOTE_FUNCTION_MODE is defined.
8706 (expand_call): When making sibcall decisions, use promote_function_mode.
8707 Below, remove an if for targetm.calls.promote_function_return and
8708 and use promote_function_mode.
8709 (emit_library_call_value_1): Use promote_function_mode, fix bug
8710 where promote_mode was passed FOR_CALL == 0 for a return value in an
8712 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8713 * explow.c (promote_function_mode, promote_decl_mode): New.
8714 (promote_mode): Keep only the FOR_CALL == 0 case.
8715 * combine.c (setup_incoming_promotion): Remove test of
8716 promote_function_args. Use promote_function_mode.
8717 * stmt.c (expand_value_return): Use promote_decl_mode.
8718 (expand_decl): Use promote_decl_mode.
8720 * explow.c (promote_function_mode): Just call the target hook.
8721 * targhooks.c (default_promote_function_mode,
8722 default_promote_function_mode_always_promote): New.
8723 * targhooks.h (default_promote_function_mode,
8724 default_promote_function_mode_always_promote): Declare.
8725 * target.h (promote_function_args, promote_function_return): Remove.
8726 (promote_function_mode): New.
8727 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8728 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8729 (TARGET_PROMOTE_FUNCTION_MODE): New.
8730 (TARGET_CALLS): Adjust.
8731 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8732 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8734 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8735 * config/s390/s390.c (s390_promote_function_mode): ... here,
8736 with pointer handling.
8737 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8738 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8740 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8741 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8742 with pointer handling.
8743 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8744 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8746 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8747 * config/sh/sh.c (sh_promote_function_mode): New.
8748 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8749 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8751 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8752 * config/cris/cris.c (cris_promote_function_mode): ... here.
8753 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8754 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8756 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8757 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8758 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8759 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8761 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8762 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8763 complex type handling.
8764 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8765 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8767 * config/pa/pa.c (pa_promote_function_mode): New.
8768 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8769 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8771 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8772 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8773 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8774 * config/xtensa/xtensa.c: Likewise.
8775 * config/stormy16/stormy16.c: Likewise.
8776 * config/iq2000/iq2000.c: Likewise.
8777 * config/rs6000/rs6000.c: Likewise.
8778 * config/picochip/picochip.c: Likewise.
8779 * config/arc/arc.c: Likewise.
8780 * config/mcore/mcore.c: Likewise.
8781 * config/score/score.c: Likewise.
8782 * config/mips/mips.c: Likewise.
8783 * config/bfin/bfin.c: Likewise.
8784 * config/ia64/ia64.c: Likewise (disabled though).
8786 * config/frv/frv.h: Remove pointless remark.
8788 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8789 TARGET_PROMOTE_FUNCTION_ARGS,
8790 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8791 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8793 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8795 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8796 -floop-parallelize-all.
8797 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8798 flag_loop_parallelize_all.
8799 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8800 * graphite.c (graphite_transform_loops): Same.
8802 * graphite-poly.c (apply_poly_transforms): Same.
8804 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8806 PR tree-optimization/40914
8807 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8808 if set, then check the delta field of the PMF record.
8809 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8810 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8811 call is stored in the delta.
8813 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8815 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8817 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8819 * config/i386/bsd.h (ASM_BYTE): New define.
8820 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8821 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8822 .byte. Use fputs or putc instead of fprintf where appropriate.
8823 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8824 fputs or putc instead of fprintf where appropriate.
8825 * config/i386/i386elf.h: Ditto.
8826 * config/i386/sysv4.h: Ditto.
8828 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8829 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8830 (*tls_global_dynamic_64): Ditto.
8832 2009-07-31 Christian Bruel <christian.bruel@st.com>
8834 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8836 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8838 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8839 Remove dead code for MINUS.
8841 2009-07-31 Anthony Green <green@moxielogic.com>
8843 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8845 (moxie_expand_epilogue): Ditto for epilogue.
8846 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8848 (moxie_function_arg): Ditto.
8849 (moxie_pass_by_reference): Ditto.
8850 (moxie_arg_partial_bytes): Ditto.
8851 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8852 (FUNCTION_ARG_ADVANCE) Ditto.
8853 (REG_PARM_STACK_SPACE) Ditto.
8854 (FUNCTION_ARG_REGNO_P) Dito.
8856 * config.gcc: Add moxie linux config support.
8857 * gcc/config/moxie/uclinux.h: New file.
8859 2009-07-31 DJ Delorie <dj@redhat.com>
8861 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8862 (UNSPECV_SP_SWITCH_E): New.
8863 (sp_switch_1): Change to an unspec.
8864 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8866 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8867 reference the new stack's address
8869 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8871 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8872 graphite-clast-to-gimple.o, graphite-dependences.o,
8873 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8874 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8875 (graphite-blocking.o,
8876 graphite-clast-to-gimple.o, graphite-dependences.o,
8877 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8878 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8879 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8880 * cfgloop.h (struct loop): Add can_be_parallel field.
8881 * common.opt (fgraphite-identity): Moved up.
8882 (fgraphite-force-parallel): New flag.
8883 * graphite.c: Rewrite.
8884 * graphite.h: Rewrite.
8885 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8887 * toplev.c (graphite_out_file): New file descriptor.
8888 (graphite_in_file): New.
8889 (process_options): flag_graphite_force_parallel cannot be used without
8891 * tree-ssa-loop.c: Include toplev.h.
8892 (gate_graphite_transforms): Enable flag_graphite for
8893 flag_graphite_force_parallel.
8895 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8897 * ChangeLog.graphite: New.
8898 * graphite-blocking.c: New.
8899 * graphite-clast-to-gimple.c: New.
8900 * graphite-clast-to-gimple.h: New.
8901 * graphite-dependences.c: New.
8902 * graphite-dependences.h: New.
8903 * graphite-interchange.c: New.
8904 * graphite-poly.c: New.
8905 * graphite-poly.h: New.
8906 * graphite-ppl.c: New.
8907 * graphite-ppl.h: New.
8908 * graphite-scop-detection.c: New.
8909 * graphite-scop-detection.h: New.
8910 * graphite-sese-to-poly.c: New.
8911 * graphite-sese-to-poly.h: New.
8915 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8917 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8918 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8920 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8922 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8923 (scev_is_linear_expression): Return false if the evolution is not
8924 affine multivariate.
8926 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8928 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8929 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8931 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8933 * tree-data-ref.c (debug_data_references): New.
8934 (debug_data_reference): New.
8935 * tree-data-ref.h (debug_data_references): Declared.
8936 (debug_data_reference): Declared.
8938 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8940 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8941 * tree-data-ref.h (scop_p): Removed.
8942 (struct data_reference): Remove field scop.
8944 (stmt_simple_memref_p): Removed.
8946 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8948 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8949 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8952 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8954 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8956 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8958 * doc/invoke.texi (-fgraphite-identity): Documented.
8960 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8962 * tree-scalar-evolution.c: Fix comment.
8963 (instantiate_scev_1): Return unknow from scev instantiation if the
8964 result is not above instantiate_below.
8966 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8968 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8969 static anymore. Instantiate the symbols that may have been introduced
8971 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8974 2009-07-30 DJ Delorie <dj@redhat.com>
8976 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8977 .vliw directive to VLIW sections.
8979 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8981 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8983 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8984 (AUTOHEADER): New variable.
8985 ($(srcdir)/cstamp-h.in): Use it.
8987 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8988 Pat Haugen <pthaugen@us.ibm.com>
8989 Revital Eres <ERES@il.ibm.com>
8991 * config/rs6000/vector.md (VEC_F): Add VSX support.
8995 (vector_load_<mode>): Ditto.
8996 (vector_store_<mode>): Ditto.
8997 (vector GPR move split): Ditto.
8998 (vec_reload_and_plus_<mptrsize>): Ditto.
8999 (vec_reload_and_reg_<mptrsize>): Ditto.
9000 (add<mode>3): Ditto.
9001 (sub<mode>3): Ditto.
9002 (mul<mode>3): Ditto.
9003 (neg<mode>2): Ditto.
9004 (abs<mode>2): Ditto.
9005 (smin<mode>3): Ditto.
9006 (smax<mode>3): Ditto.
9007 (vector_eq<mode>): Ditto.
9008 (vector_gt<mode>): Ditto.
9009 (vector_ge<mode>): Ditto.
9010 (vector_gtu<mode>): Ditto.
9011 (vector_select_<mode>_uns): Ditto.
9012 (vector_eq_<mode>_p): Ditto.
9013 (vector_gt_<mode>_p): Ditto.
9014 (vector_ge_<mode>_p): Ditto.
9015 (vector_gtu_<mode>_p): Ditto.
9016 (cr6_test_for_zero): Ditto.
9017 (cr6_test_for_zero_reverse): Ditto.
9018 (cr6_test_for_lt): Ditto.
9019 (cr6_test_for_lt_reverse): Ditto.
9020 (xor<mode>3): Ditto.
9021 (ior<mode>3): Ditto.
9022 (and<mode>3): Ditto.
9023 (one_cmpl<mode>2): Ditto.
9024 (nor<mode>2): Ditto.
9025 (andc<mode>2): Ditto.
9026 (float<VEC_int<mode>2): Ditto.
9027 (unsigned_float<VEC_int><mode>2): Ditto.
9028 (fix_trunc<mode><VEC_int>2): Ditto.
9029 (fixuns_trunc<mode><VEC_int>2): Ditto.
9031 (vec_set<mode>): Ditto.
9032 (vec_extract<mode>): Ditto.
9033 (vec_interleave_highv4sf): Ditto.
9034 (vec_interleave_lowv4sf): Ditto.
9035 (vec_realign_load_<mode>): Ditto.
9036 (vec_shl_<mode>): Ditto.
9037 (vec_shr_<mode>): Ditto.
9038 (div<mode>3): New patterns for VSX.
9039 (vec_interleave_highv2df): Ditto.
9040 (vec_interleave_lowv2df): Ditto.
9041 (vec_pack_trunc_v2df): Ditto.
9042 (vec_pack_sfix_trunc_v2df): Ditto.
9043 (vec_pack_ufix_trunc_v2df): Ditto.
9044 (vec_unpacks_hi_v4sf): Ditto.
9045 (vec_unpacks_lo_v4sf): Ditto.
9046 (vec_unpacks_float_hi_v4si): Ditto.
9047 (vec_unpacks_float_lo_v4si): Ditto.
9048 (vec_unpacku_float_hi_v4si): Ditto.
9049 (vec_unpacku_float_lo_v4si): Ditto.
9050 (movmisalign<mode>): Ditto.
9051 (vector_ceil<mode>2): New patterns for vectorizing math library.
9052 (vector_floor<mode>2): Ditto.
9053 (vector_btrunc<mode>2): Ditto.
9054 (vector_copysign<mode>3): Ditto.
9056 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9057 predicate for setting the high bit in each word, used for copysign.
9059 * config/rs6000/ppc-asm.h (f19): Whitespace.
9060 (f32-f63): Define if VSX.
9061 (v0-v31): Define if Altivec.
9062 (vs0-vs63): Define if VSX.
9064 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9066 * config/rs6000/power7.md: New file, provide tuning parameters for
9069 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9070 (rs6000_cpu_cpp_builtins): Ditto.
9071 (altivec_overloaded_builtins): Ditto.
9072 (altivec_resolve_overloaded_builtin): Ditto.
9074 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9075 debug switch to disable vectorizing simple math builtin
9078 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9079 Vectorize simple math builtin functions.
9080 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9081 hook to vectorize math builtins.
9082 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9083 (rs6000_builtin_conversion): Add VSX/power7 support.
9084 (rs6000_builtin_vec_perm): Ditto.
9085 (vsplits_constant): Add support for loading up a vector constant
9086 with just the high bit set in each part.
9087 (rs6000_expand_vector_init): Add VSX/power7 support.
9088 (rs6000_expand_vector_set): Ditto.
9089 (rs6000_expand_vector_extract): Ditto.
9090 (rs6000_emit_move): Ditto.
9091 (bdesc_3arg): Ditto.
9092 (bdesc_2arg): Ditto.
9093 (bdesc_1arg): Ditto.
9094 (rs6000_expand_ternop_builtin): Ditto.
9095 (altivec_expand_builtin): Ditto.
9096 (rs6000_expand_unop_builtin): Ditto.
9097 (rs6000_init_builtins): Ditto.
9098 (altivec_init_builtins): Ditto.
9099 (builtin_function_type): Ditto.
9100 (rs6000_common_init_builtins): Ditto.
9101 (rs6000_handle_altivec_attribute); Ditto.
9102 (rs6000_mangle_type): Ditto.
9103 (rs6000_vector_mode_supported_p): Ditto.
9104 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9107 * config/rs6000/vsx.md: New file for VSX support.
9109 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9110 identifing values with just the most significant bit set.
9111 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9112 vectorized builtins.
9114 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9115 (UNSPEC_VRFIM): Delete.
9116 (splitter for loading up vector with most significant bit): New
9117 splitter for vectorizing copysign.
9118 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9119 vectorizing simple math functions.
9120 (altivec_vrfip): Add support for vectorizing simple math functions.
9121 (altivec_vrfim): Ditto.
9122 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9124 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9125 (power7.md, vsx.md): Include for power7 support.
9126 (copysigndf3): Use VSX instructions if -mvsx.
9127 (negdf2_fpr): Ditto.
9128 (absdf2_fpr): Ditto.
9129 (nabsdf2_fpr): Ditto.
9130 (adddf3_fpr): Ditto.
9131 (subdf3_fpr): Ditto.
9132 (muldf3_fpr): Ditto.
9133 (divdf3_fpr): Ditto.
9134 (fix_truncdfdi2_fpr): Ditto.
9135 (cmpdf_internal1): Ditto.
9136 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9137 (btruncdf2, btruncdf2_fpr): Ditto.
9138 (ceildf2, ceildf2_fpr): Ditto.
9139 (floordf2, floordf2_fpr): Ditto.
9140 (floatdidf2, floatdidf2_fpr): Ditto.
9141 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9142 (fmsubdf4_fpr): Ditto.
9143 (fnmadddf4_fpr_1): Ditto.
9144 (fnmadddf4_fpr_2): Ditto.
9145 (fnmsubdf4_fpr_1): Ditto.
9146 (fnmsubdf4_fpr_2): Ditto.
9147 (fixuns_truncdfdi2): Add expander for VSX support.
9148 (fix_truncdfdi2): Ditto.
9149 (fix_truncdfsi2): Ditto.
9151 (btruncsf2): Whitespace.
9152 (movdf_hardfloat32): Add support for VSX registers.
9153 (movdf_softfloat32): Ditto.
9154 (movdf_hardfloat64): Ditto.
9155 (movdf_hardfloat64_mfpgpr): Ditto.
9156 (movdf_softfloat64): Ditto.
9157 (movti splitters): Add check for vector registers supporting
9158 TImode in the future.
9159 (bpermd): Add power7 bpermd instruction.
9161 * config/rs6000/altivec.h (vec_div): Define if VSX.
9165 (vec_nearbyint): Ditto.
9168 (all predicates): Use the generic builtin function, and not the V4SF
9169 specific function so that the predicates will work with VSX's V2DF.
9173 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9174 Document new VSX functions and types.
9176 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9179 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9180 "wa", and "j" constraints. Modify "v" to talk about Altivec
9181 instead of just vector.
9183 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9186 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9187 location for phi arguments.
9188 (rewrite_update_phi_arguments): Find locations for reaching defs.
9189 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9190 Add location to add_phi_arg calls.
9191 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9192 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9193 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9194 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9195 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9196 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9197 * tree-phinodes.c (make_phi_node): Initialize location.
9198 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9199 (add_phi_arg): Add location parameter.
9200 (remove_phi_arg_num): Move location when moving phi argument.
9201 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9203 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9204 slpeel_update_phi_nodes_for_guard1,
9205 slpeel_update_phi_nodes_for_guard2,
9206 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9207 vect_loop_versioning): Set locations.
9208 * tree-parloops.c (create_phi_for_local_result,
9209 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9210 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9211 * tree-vect-loop.c (get_initial_def_for_induction,
9212 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9214 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9215 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9216 (gimple_phi_arg_set_location): New. Set locus.
9217 (gimple_phi_arg_has_location): New. Check for locus.
9218 (redirect_edge_var_map_location): New. Return locus from var_map.
9219 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9220 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9221 combining PHI arguments.
9222 (cond_store_replacement): Set location.
9223 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9224 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9225 scop_add_exit_phis_edge): Add locations.
9226 * tree-cfgcleanup.c (remove_forwarder_block,
9227 remove_forwarder_block_with_phi): Add locations.
9228 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9229 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9231 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9232 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9233 flush_pending_stmts): Add source location.
9234 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9235 stack to preserve locations.
9236 * tree-vect-stmts.c (vectorizable_load): Add location.
9237 * tree-inline.c (copy_phis_for_bb): Copy locus.
9238 (setup_one_parameter): Add call locus to inlined parameter stmts.
9239 (initialize_inlined_parameters): Pass in call location as parameter
9241 (tree_function_versioning): Pass location to setup_one_parameter.
9242 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9243 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9244 copy and edge lists.
9245 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9246 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9247 locus parameter and override the stmt default if provided.
9248 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9249 elim_graph_add_edge, elim_graph_remove_succ_edge,
9250 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9251 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9252 eliminate_phi): Add locus info in elimination graph for each edge and
9254 (insert_backedge_copies): Copy locus if present.
9255 * tree-flow.h (struct _edge_var_map): Add locus field.
9256 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9257 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9258 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9260 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9262 2009-07-30 Martin Jambor <mjambor@suse.cz>
9264 PR tree-optimization/40570
9265 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9268 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9270 * ssa-loop-manip.c: Include langhooks.h.
9271 (rewrite_phi_with_iv): New.
9272 (rewrite_all_phi_nodes_with_iv): New.
9273 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9274 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9275 * tree-parloops.c (loop_parallel_p): Move out all conditions
9276 except dependency check.
9277 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9278 (gen_parallel_loop): Call canonicalize_loop_ivs without
9279 reduction_list argument.
9280 (build_new_reduction): New.
9281 (gather_scalar_reductions): New.
9282 (try_get_loop_niter): New.
9283 (try_create_reduction_list): New.
9284 (parallleize_loops): Change the parallel conditions check.
9285 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9286 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9288 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9290 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9292 * doc/options.texi (Option properties): Mention new quoting syntax.
9294 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9296 * config/alpha/alpha.c (alpha_start_function):
9297 Handle VMS_DEBUG_MAIN_POINTER
9298 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9299 * doc/invoke.texi: Document -mdebug-main switch.
9301 2009-07-29 Richard Henderson <rth@redhat.com>
9303 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9304 (cgraph_create_edge_including_clones): Likewise.
9305 * tree-inline.c (copy_bb): Operate on the correct edges
9306 when updating the callgraph.
9308 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9310 * config/alpha/vms-cc.c: Deleted.
9311 * config/alpha/vms-ld.c: Deleted.
9312 * config/alpha/t-vms64: Moved to config/vms
9313 * config/alpha/vms-crt0-64.c: Moved to config/vms
9314 * config/alpha/vms-crt0.c: Moved to config/vms
9315 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9316 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9317 * config/alpha/xm-vms.h: Moved to config/vms
9318 * config/alpha/x-vms: Moved to config/vms
9319 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9321 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9322 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9324 * config/vms/t-vms64: Moved here from config/alpha
9325 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9326 (argc,argv,envp): Enforce 32bit malloc'ing.
9327 * config/vms/vms-psxcrt0-64.c: Likewise.
9328 * config/vms/vms-crt0.c: Moved here from config/alpha.
9329 * config/vms/vms-psxcrt0.c: Likewise.
9330 * config/vms/vms-crtl-64.h: New file.
9331 * config/vms/vms-crtl.h: New file.
9332 * config/vms/vms.opt: New file.
9333 * config/vms/xm-vms64.h: New file.
9334 * config/vms/xm-vms.h: Moved here from config/alpha.
9335 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9337 * config/vms/x-vms: Moved here from config/alpha.
9338 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9339 (vms-ld.o, vms-cc.o): Removed.
9340 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9342 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9344 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9345 correct stack (obvious VMS fix).
9347 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9349 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9350 date, version info if VMS_DEBUGGING_INFO defined.
9351 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9352 size, date calculating code moved here.
9354 2009-07-29 Paul Brook <paul@codesourcery.com>
9356 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9359 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9362 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9363 to DImode when generating insq_le insn.
9365 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9367 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9368 New macro set for VMS_DEBUGGGING_INFO.
9369 (AT_string_form): Use it.
9371 2009-07-28 DJ Delorie <dj@redhat.com>
9373 * config/mep/mep.c (vtext_section): New.
9374 (vftext_section): New.
9375 (ftext_section): New.
9376 (mep_select_section): Add support for functions.
9377 (mep_unique_section): Likewise.
9378 (mep_asm_init_sections): Likewise.
9379 (mep_encode_section_info): Remove it from here.
9381 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9383 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9385 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9386 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9388 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9390 * dwarf2out.c (output_file_names): Test new macro
9391 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9392 (add_comp_dir_attribute): Likewise.
9394 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9396 * config/i386/mingw-w64.h (LINK_SPEC): Add
9397 separating space between commands.
9399 2009-07-28 Jan Hubicka <jh@suse.cz>
9401 PR tree-optimization/40759
9402 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9405 2009-07-27 DJ Delorie <dj@redhat.com>
9407 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9408 types are dword-aligned.
9409 (mep_expand_va_start): Likewise.
9411 2009-07-27 Olivier Hainque <hainque@adacore.com>
9412 Douglas B Rupp <rupp@gnat.com>
9414 * convert.c (convert_to_pointer): Don't assume the target
9415 pointer type is POINTER_SIZE long. Fetch its precision instead.
9417 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9419 * system.h (fopen): Undefine if macro.
9421 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9423 * dwarf2out.c (output_cfi_p): Removed.
9424 (output_cfis): New function.
9425 (output_fde): New function, split from output_call_frame_info.
9426 (output_call_frame_info): Use it.
9427 (dwarf2out_switch_text_section): Use output_cfis.
9429 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9431 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9432 TARGET_BI_ARCH is specified without enabling SJLJ.
9433 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9434 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9436 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9438 * arm.md (negdi2): Use DImode if forcing a value into a register.
9440 2009-07-26 Ira Rosen <irar@il.ibm.com>
9442 PR tree-optimization/40801
9443 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9444 of vector operand from the previous copy of vector statement.
9445 Pass the correct definition type value to
9446 vect_get_vec_def_for_stmt_copy().
9448 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9450 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9451 const char ** conversion.
9453 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9455 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9456 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9457 (gcc_unreachable): Invoke __builtin_unreachable() if
9458 !ENABLE_ASSERT_CHECKING.
9460 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9462 PR rtl-optimization/40445
9463 * emit-rtl.c (next_nonnote_insn_bb): New function.
9464 * rtl.h (next_nonnote_insn_bb): Declare new function.
9465 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9466 with no successors that is the successor of the ENTRY_BLOCK.
9467 Continue from the top after removing an empty fallthrough block.
9468 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9469 of next_nonnote_insn.
9471 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9473 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9475 2009-07-25 Martin Jambor <mjambor@suse.cz>
9477 * c-common.c (c_common_attribute_table): New element for noclone.
9478 (handle_noclone_attribute): New function. Forward-declare.
9479 * tree-inline.c (tree_versionable_function_p): Check for noclone
9481 * doc/extend.texi (Labels as Values): Document need for noclone.
9482 (Function Attributes): Document noclone attribute.
9484 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9486 PR rtl-optimization/34999
9487 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9488 and dw_fde_switched_cold_to_hot fields.
9489 (output_cfi_p): New function.
9490 (output_call_frame_info): If fde->dw_fde_switched_sections,
9491 output 2 FDEs instead of one with corrupted header.
9492 (dwarf2out_do_cfi_startproc): New function.
9493 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9494 and fde->dw_fde_switched_cold_to_hot.
9495 (dwarf2out_switch_text_section): Compute
9496 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9497 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9498 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9499 Otherwise, compute fde->dw_fde_switch_cfi.
9501 2009-07-24 Cary Coutant <ccoutant@google.com>
9503 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9505 2009-07-24 Cary Coutant <ccoutant@google.com>
9507 * cfghooks.c (split_block): Copy discriminator to new block.
9508 * tree-cfg.c (assign_discriminator): Check location of last
9509 instruction in block as well as first.
9511 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9513 * config/i386/linux.c: Use fputs or putc instead of fprintf
9515 * config/i386/gas.h: Ditto.
9516 * config/i386/x86-64.h: Ditto.
9517 * config/i386/att.h: Ditto.
9519 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9521 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9524 2009-07-24 Martin Jambor <mjambor@suse.cz>
9526 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9527 (ipa_push_func_to_list_1): Declare.
9528 (ipa_push_func_to_list): New function.
9530 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9531 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9532 (ipa_push_func_to_list): Removed.
9533 (ipa_pop_func_from_list): Clear node_enqueued flag.
9535 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9537 * config/s390/s390.c (override_options): Default
9538 max-unrolled-insns to 100 for z10 tuning.
9540 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9542 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9543 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9544 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9545 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9546 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9547 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9548 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9550 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9552 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9553 use default set in mingw32.h header.
9554 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9555 64-bit /mingw/include path.
9556 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9559 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9561 PR rtl-optimization/40209
9562 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9564 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9566 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9567 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9568 with the rest of string where appropriate. Use fputs or putc
9569 instead of fprintf where appropriate.
9571 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9572 Pat Haugen <pthaugen@us.ibm.com>
9573 Revital Eres <ERES@il.ibm.com>
9575 * config/rs6000/vector.md: New file. Move most of the vector
9576 expander support here from altivec.md to allow for the VSX vector
9577 unit in the future. Add support for secondary_reload patterns.
9578 Rewrite the patterns for vector comparison, and vector comparison
9579 predicate instructions so that the RTL expresses the desired
9580 behavior, instead of using unspec.
9582 * config/rs6000/constraints.md ("f" constraint): Use
9583 rs6000_constraints to hold the precalculated register class.
9584 ("d" constraint): Ditto.
9585 ("wd" constraint): New constraint for VSX.
9586 ("wf" constraint): Ditto.
9587 ("ws" constraint): Ditto.
9588 ("wa" constraint): Ditto.
9589 ("wZ" constraint): Ditto.
9590 ("j" constraint): Ditto.
9592 * config/rs6000/predicates.md (vsx_register_operand): New
9594 (vfloat_operand): New predicate for vector.md.
9595 (vint_operand): Ditto.
9596 (vlogical_operand): Ditto.
9597 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9598 (easy_vector_constant): Add VSX support.
9599 (altivec_indexed_or_indirect_operand): New predicate for
9600 recognizing Altivec style memory references with AND -16.
9602 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9603 for vector secondary reload support.
9604 (rs6000_vector_reg_class): Delete, replacing it with
9606 (rs6000_vsx_reg_class): Ditto.
9607 (rs6000_constraints): New array to hold the register classes of
9608 each of the register constraints that can vary at runtime.
9609 (builtin_mode_to_type): New static array for builtin function type
9611 (builtin_hash_table): New static hash table for builtin function
9613 (TARGET_SECONDARY_RELOAD): Define target hook.
9614 (TARGET_IRA_COVER_CLASSES): Ditto.
9615 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9616 registers are 128 bits if VSX memory reference instructions are used.
9617 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9619 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9620 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9621 Print several of the scheduling related parameters.
9622 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9623 rs6000_constraints instead of rs6000_vector_reg_class. Move
9624 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9625 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9626 Altivec. Add VSX support. Setup for secondary reload support on
9627 Altivec/VSX registers.
9628 (rs6000_override_options): Make power7 set the scheduling groups
9629 like the power5. Add support for new debug switches to override
9630 the scheduling defaults. Temporarily disable -mcpu=power7 from
9631 setting -mvsx. Add support for debug switches -malways-hint,
9632 -msched-groups, and -malign-branch-targets.
9633 (rs6000_buitlin_conversion): Add support for returning unsigned
9634 vector conversion functions to fix regressions due to stricter
9636 (rs6000_builtin_mul_widen_even): Ditto.
9637 (rs6000_builtin_mul_widen_odd): Ditto.
9638 (rs6000_builtin_vec_perm): Ditto.
9639 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9640 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9642 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9644 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9645 VSX types for bit operations. Changes to accomidate vector.md.
9646 (bdesc_2arg): Ditto.
9647 (bdesc_1arg): Ditto.
9648 (struct builtin_description_predicates): Rewrite predicate
9649 handling so that RTL describes the operation, instead of passing
9650 the instruction to be used as a string argument.
9651 (bdesc_altivec_preds): Ditto.
9652 (altivec_expand_predicate_builtin): Ditto.
9653 (altivec_expand_builtin): Ditto.
9654 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9655 statement for vsldoi support.
9656 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9657 (altivec_expand_st_builtin): Ditto.
9658 (paired_expand_builtin): Whitespace changes.
9659 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9660 builtin_mode_to_type table for secondary reload. Call
9661 builtin_function_type to build random builtin functions.
9662 (altivec_init_builtins): Change to use builtin_function_type to
9663 create builtin function types dynamically as we need them.
9664 (builtin_hash_function): New support for hashing the tree types
9665 for builtin function as we need it, rather than trying to build
9666 all of the trees that we need. Add initial preliminary VSX support.
9667 (builtin_function_type): Ditto.
9668 (builtin_function_eq): Ditto.
9669 (builtin_hash_struct): Ditto.
9670 (rs6000_init_builtins): Ditto.
9671 (rs6000_common_init_builtins): Ditto.
9672 (altivec_init_builtins): Ditto.
9673 (rs6000_common_init_builtins): Ditto.
9674 (enum reload_reg_type): New enum for simplifing reg classes.
9675 (rs6000_reload_register_type): Simplify register classes into GPR,
9676 Vector, and other registers. Altivec and VSX addresses in reload.
9677 (rs6000_secondary_reload_inner): Ditto.
9678 (rs6000_ira_cover_classes): New target hook, that returns the
9679 appropriate cover classes, based on -mvsx being used or not.
9680 (rs6000_secondary_reload_class): Add VSX support.
9681 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9682 (get_vsel_insn): Ditto.
9683 (rs6000_emit_vector_compare): Rewrite vector conditional support
9684 so that where we can, we use RTL operators, instead of blindly use
9686 (rs6000_emit_vector_select): Ditto.
9687 (rs6000_emit_vector_cond_expr): Ditto.
9688 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9689 (create_TOC_reference): Add -mdebug=addr support.
9690 (emit_frame_save): VSX loads/stores need register indexed addressing.
9692 * config/rs6000/rs6000.md: Include vector.md.
9694 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9697 support for V2DI, V2DF in logical, permute, select operations.
9699 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9700 switch for vsx/power7.
9701 (-mvsx-scalar-memory): Ditto.
9702 (-mvsx-align-128): Ditto.
9703 (-mallow-movmisalign): Ditto.
9704 (-mallow-df-permute): Ditto.
9705 (-msched-groups): Ditto.
9706 (-malways-hint): Ditto.
9707 (-malign-branch-targets): Ditto.
9709 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9711 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9712 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9713 (rs6000_vector_reg_class): Delete.
9714 (rs6000_vsx_reg_class): Ditto.
9715 (enum rs6000_reg_class_enum): New enum for the constraints that
9716 vary based on target switches.
9717 (rs6000_constraints): New array to hold the register class for all
9718 of the register constraints that vary based on the switches used.
9719 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9720 (enum rs6000_builtins): Add unsigned varients for the builtin
9721 declarations returned by target hooks for expanding multiplies,
9722 select, and permute operations. Add VSX builtins.
9723 (enum rs6000_builtin_type_index): Add entries for VSX.
9724 (V2DI_type_node): Ditto.
9725 (V2DF_type_node): Ditto.
9726 (unsigned_V2DI_type_node): Ditto.
9727 (bool_long_type_node): Ditto.
9728 (intDI_type_internal_node): Ditto.
9729 (uintDI_type_internal_node): Ditto.
9730 (double_type_internal_node): Ditto.
9732 * config/rs6000/altivec.md (whole file): Move all expanders to
9733 vector.md from altivec.md. Rename insn matching functions to be
9735 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9736 (altivec_vcmp*): Ditto.
9737 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9738 (VM): New iterator for moves that includes the VSX types.
9739 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9740 (altivec_vperm_<mode>_uns): New, for unsigned types.
9741 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9742 (altivec_eq<mode>): Ditto.
9743 (altivec_gt<mode>): Ditto.
9744 (altivec_gtu<mode>): Ditto.
9745 (altivec_eqv4sf): Ditto.
9746 (altivec_gev4sf): Ditto.
9747 (altivec_gtv4sf): Ditto.
9748 (altivec_vcmpbfp_p): Ditto.
9750 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9752 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9755 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9758 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9759 ASM_SHORT instead of .word.
9760 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9761 instead of .word in asm template.
9763 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9766 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9767 (process_bb_node_lives): Use it.
9769 * ira.c (setup_cover_and_important_classes): Don't setup
9770 ira_important_class_nums. Add cover classes to the end of
9772 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9774 (find_reg_class_closure): Use reorder_important_classes.
9776 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9778 * config/i386/i386.c (i386_ira_cover_classes): New function.
9779 (TARGET_IRA_COVER_CLASSES): Redefine.
9781 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9782 importance of order of cover classes in the array.
9784 2009-07-22 Diego Novillo <dnovillo@google.com>
9786 * tree-pass.h (TDF_EH): Define.
9787 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9788 contains TDF_EH, print the EH region number holding GS.
9789 * tree-dump.c (dump_options): Add "eh".
9790 * doc/invoke.texi: Document it.
9792 2009-07-22 Doug Kwan <dougkwan@google.com>
9794 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9796 2009-07-22 Michael Matz <matz@suse.de>
9798 PR tree-optimization/35229
9799 PR tree-optimization/39300
9801 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9802 (inhibit_phi_insertion): New function.
9803 (insert_into_preds_of_block): Call it for REFERENCEs.
9804 (init_pre): Initialize and finalize scalar evolutions.
9805 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9807 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9809 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9810 Use CONST_VECTOR_NUNITS to determine number of elements.
9812 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9814 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9815 (U, W): Constraints are now deprecated and will be removed if we
9817 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9819 ("prefetch"): Add the stcmh instruction for prefetching.
9820 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9822 (s390_short_displacement): Return always true if compiling for
9823 machines not providing the long displacement facility.
9824 (s390_mem_constraint): Support the new constraint letter Z.
9825 (s390_check_qrst_address): New function.
9827 2009-07-21 DJ Delorie <dj@redhat.com>
9829 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9832 2009-07-21 Jason Merrill <jason@redhat.com>
9834 * c-common.c (max_tinst_depth): Increase default to 1024.
9836 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9838 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9839 (vec_unpacku_float_lo_v4si): Ditto.
9841 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9844 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9845 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9846 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9847 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9849 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9851 PR tree-optimization/40813
9852 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9855 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9857 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9858 with a NOP_EXPR if needed.
9860 2009-07-21 Paul Brook <paul@codesourcery.com>
9862 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9863 Terminate debug dump with newline.
9865 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9867 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9868 Cast "1" to unsigned HOST_WIDE_INT.
9869 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9870 deposit length to the maximum length - lsb. Extend length if
9871 HOST_BITS_PER_WIDE_INT is 32.
9873 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9875 * cgraph.h (constant_pool_htab): New function.
9876 (constant_descriptor_tree): Move from varasm.c.
9877 * varasm.c (constant_pool_htab): New function.
9878 (constant_descriptor_tree): Move to cgraph.h.
9880 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9882 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9884 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9886 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9889 2009-07-20 Xinliang David Li <davidxl@google.com>
9891 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9893 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9895 * config/mips/mips.md (move_type): Add arith.
9896 (type): Handle arith.
9897 (zero_extendsidi2): Rename this into ...
9898 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9899 (zero_extendsidi2): New expander.
9900 (*zero_extendsidi2_dext): New pattern.
9902 2009-07-20 Nick Clifton <nickc@redhat.com>
9904 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9905 to set MIPS_ABI_DEFAULT.
9906 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9908 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9910 * tree-object-size.c (addr_object_size): Handle unions with
9911 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9913 PR tree-optimization/40792
9914 * tree.c (build_function_type_skip_args): Remove bogus assert.
9916 2009-07-20 Jan Hubicka <jh@suse.cz>
9917 Martin Jambor <mjambor@suse.cz>
9919 * cgraph.h (combined_args_to_skip): New field.
9920 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9921 combined_args_to_skip and args_to_skip.
9922 * tree-inline.c (update_clone_info): New function.
9923 (tree_function_versioning): Call update_clone_info.
9924 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9926 (cgraph_materialize_all_clones): More extensive dumping, working
9927 with combined_args_to_skip rather than args_to_skip.
9929 2009-07-20 Ira Rosen <irar@il.ibm.com>
9931 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9932 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9933 (get_initial_def_for_reduction): Likewise.
9934 (vectorizable_reduction): Skip the check of first operand in case
9935 of COND_EXPR. Add check that it is outer loop vectorization if
9936 nested cycle was detected. Call vectorizable_condition() for
9937 COND_EXPR. If reduction epilogue cannot be created do not fail for
9938 nested cycles (if it is not double reduction). Assert that there
9939 is only one type in the loop in case of COND_EXPR. Call
9940 vectorizable_condition() to vectorize COND_EXPR.
9941 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9942 Add parameters. Allow nested cycles if called from
9943 vectorizable_reduction(). Use reduction vector variable if provided.
9944 (vect_analyze_stmt): Call vectorizable_reduction() before
9945 vectorizable_condition().
9946 (vect_transform_stmt): Update call to vectorizable_condition().
9948 2009-07-20 Christian Bruel <christian.bruel@st.com>
9950 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9951 * doc/invoke.texi (-mfmovd): Likewise.
9952 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9954 2009-07-20 Jan Hubicka <jh@suse.cz>
9956 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9957 when handling SSA name.
9959 2009-07-19 Jan Hubicka <jh@suse.cz>
9961 PR tree-optimization/40676
9962 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9963 virtual PHIs in empty BBs.
9965 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9967 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9968 re-expanded the compound use gen_lowpart instead to convert to the
9971 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9973 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9974 OUTER_CONST arguments.
9975 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9976 the new wider mode will be masked off.
9977 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9979 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9981 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9982 high-order bits are zero.
9984 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9986 * combine.c (simplify_shift_const_1): Split code to determine
9988 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9989 new bits shifted in are identical to the old sign bit.
9991 2009-07-18 Richard Guenther <rguenther@suse.de>
9994 * gimplify.c (gimplify_call_expr): Reject code using results from
9995 functions returning void.
9997 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9999 * doc/md.texi: Document the new PowerPC "es" constraint.
10000 Document that "m" can include automodified addresses on this target,
10001 and explain how %U must be used. Extend the "Q" and "Z" documentation
10002 to suggest "es" as well as "m".
10003 * config/rs6000/constraints.md (es): New memory constraint.
10004 (Q, Z): Update strings to match new documentation.
10006 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10008 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10009 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10010 * config/rs6000/predicates.md (volatile_mem_operand): Use
10011 offsettable_nonstrict_memref_p.
10012 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10013 (*floatunssidf2_internal): Likewise.
10014 (*fix_truncdfsi2_internal): Likewise.
10015 (*fix_trunctfsi2_internal): Likewise.
10017 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10019 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10020 atmega32u2 devices.
10021 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10023 2009-07-17 Richard Guenther <rguenther@suse.de>
10026 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10027 (pass_warn_unused_result): Likewise.
10028 (TODO_set_props): Remove.
10029 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10031 (pass_diagnose_omp_blocks): Define.
10032 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10033 (c_gimple_diagnostics_recursively): Remove.
10034 (finish_function): Do not call it.
10035 (c_write_global_declarations): Continue after errors.
10036 Finalize the CU here.
10037 * c-gimplify.c (c_genericize): Do not gimplify here.
10038 * c-common.c (c_warn_unused_result): Move ...
10039 * tree-cfg.c (do_warn_unused_result): ... here.
10040 (run_warn_unused_result): New function.
10041 (gate_warn_unused_result): New function.
10042 (pass_warn_unused_result): New pass.
10043 * c-common.h (c_warn_unused_result): Remove.
10044 * flags.h (flag_warn_unused_result): Declare.
10045 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10046 * opts.c (flag_warn_unused_result): Initialize to false.
10047 * toplev.c (compile_file): Add comment.
10048 * omp-low.c (create_omp_child_function): Do not register
10049 the function with the frontend.
10050 (diagnose_omp_structured_block_errors): Prepare to be
10051 called as optimization pass.
10052 (gate_diagnose_omp_blocks): New function.
10053 (pass_diagnose_omp_blocks): New pass.
10054 * cgraph.h (cgraph_optimize): Remove.
10055 (cgraph_analyze_function): Likewise.
10056 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10057 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10058 before their parents here.
10059 (cgraph_finalize_function): Not here.
10060 (cgraph_analyze_function): Gimplify functions here.
10061 (cgraph_finalize_compilation_unit): Continue after errors.
10062 Optimize the callgraph from here.
10063 (cgraph_optimize): Make static.
10064 * langhooks.c (write_global_declarations): Finalize the CU.
10065 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10066 (gimplify_function_tree): Assert we gimplify only once.
10067 Set PROP_gimple_any property.
10068 * tree-nested.c (gimplify_all_functions): New function.
10069 (lower_nested_functions): Gimplify all nested functions.
10070 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10071 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10072 and pass_diagnose_omp_blocks after gimplification. Do not
10073 set TODO_set_props on all_lowering_passes.
10074 (execute_one_pass): Do not handle TODO_set_props.
10075 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10076 (gimplify.o): Add tree-pass.h dependency.
10077 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10078 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10079 (unsave_r): Likewise.
10080 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10081 temporary variable.
10083 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10085 * doc/service.texi (Service): Restore previously removed link,
10086 which isn't broken after all.
10088 2009-07-17 Richard Guenther <rguenther@suse.de>
10090 PR tree-optimization/40321
10091 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10092 PHI nodes to the maximal set.
10093 (make_values_for_phi): Add PHI arguments to the maximal set.
10094 (execute_pre): Dump PHI_GEN and the maximal set.
10096 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10099 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10102 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10104 * doc/extend.texi (Nested Functions): Replace broken link with
10106 * doc/service.texi (Service): Remove broken link.
10108 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10111 * builtins.c (expand_builtin_memcmp): Use loc instead of
10112 EXPR_LOCATION (exp).
10113 (expand_builtin_strncmp): Likewise.
10115 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10116 Manuel López-Ibáñez <manu@gcc.gnu.org>
10119 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10120 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10121 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10122 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10123 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10124 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10125 tree-inline.c, c-common.c, c-common.h, gimple.c,
10126 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10127 convert.c: Add location argument to fold_{unary,binary,ternary},
10128 fold_build[123], build_call_expr, build_size_arg,
10129 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10130 fold_build1_initializer, fold_build2_initializer,
10131 fold_build3_initializer, fold_build_call_array,
10132 fold_build_call_array_initializer, fold_single_bit_test,
10133 omit_one_operand, omit_two_operands, invert_truthvalue,
10134 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10135 combine_comparisons, fold_builtin_*, fold_call_expr,
10136 build_range_check, maybe_fold_offset_to_address, round_up,
10139 2009-07-16 Jason Merrill <jason@redhat.com>
10142 * c-common.c (c_common_reswords): Add __is_standard_layout
10144 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10145 * doc/implement-cxx.texi: New.
10146 * doc/gcc.texi: Include it.
10148 2009-07-16 DJ Delorie <dj@redhat.com>
10150 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10151 compares that may be indirectly affected by previous instructions.
10153 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10155 * builtins.c (do_mpc_arg2): New.
10156 (fold_builtin_2): Fold builtin cpow.
10157 * real.h (HAVE_mpc_pow): New.
10159 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10161 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10162 comparison to skip unprofitable schedule
10164 2009-07-16 Simon Baldwin <simonb@google.com>
10166 * gcc.c (option_map): New flag -no-canonical-prefixes.
10167 * (display_help): Print help text for new flag.
10168 * (process_command): Move options translation and language specifics
10169 and handle new flag early. Use it to set a function pointer to a
10170 prefix builder. Replace make_relative_prefix calls with calls to
10171 the function pointed to. Ignore new flag in regular options handling.
10172 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10174 2009-07-15 DJ Delorie <dj@redhat.com>
10176 * config/mep/mep.md (sibcall_internal): Change register to avoid
10177 argument registers.
10178 (sibcall_value_internal): Likewise.
10180 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10182 PR rtl-optimization/40710
10183 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10185 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10187 * config/mips/mips.md (*extenddi_truncate<mode>,
10188 *extendsi_truncate<mode>): Change type attribute to move_type
10189 with shift_shift. Split out code handling exts from here ...
10190 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10192 (*extendhi_truncateqi): Change type attribute to move_type with
10193 shift_shift. Split out code handling exts from here ...
10194 (*extendhi_truncateqi_exts): ... to this new pattern.
10196 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10198 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10199 instead of "and" with inverted sign bit mask value. Use
10200 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10201 Allocate registers only for operand 4 and operand 5.
10203 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10205 PR middle-end/40747
10206 * fold-const.c (fold_cond_expr_with_comparison): When folding
10207 < and <= to MIN, make sure the MIN uses the same type as the
10208 comparison's operands.
10210 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10212 * arm.md (ior_xor): New code iterator.
10213 (split for ior/xor with shift and zero-extend): New split pattern.
10214 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10216 2009-07-15 Richard Guenther <rguenther@suse.de>
10218 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10221 2009-07-15 Richard Guenther <rguenther@suse.de>
10223 PR middle-end/40753
10224 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10226 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10228 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10229 handle 2.6.30 kernel.
10231 2009-07-15 DJ Delorie <dj@redhat.com>
10233 * config/mep/mep.md (sibcall_internal): Change register to allow
10234 for 24-bit addresses.
10235 (sibcall_value_internal): Likewise.
10237 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10239 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10240 that are enabled/disabled by the flags introduced by a previous patch.
10242 2009-07-14 DJ Delorie <dj@redhat.com>
10244 * config/mep/mep.md (sibcall_internal): Include non-toggling
10246 (sibcall_value_internal): Likewise.
10248 2009-07-14 Taras Glek <tglek@mozilla.com>
10249 Rafael Espindola <espindola@google.com>
10251 * doc/sourcebuild.texi: Document install-plugin target.
10252 * configure.ac: Added install-plugin target to language makefiles.
10253 * configure: Regenerate.
10254 * Makefile.in: (install-plugin): Install more headers,
10255 depend on lang.install-plugin.
10257 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10259 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10262 2009-07-14 DJ Delorie <dj@redhat.com>
10264 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10265 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10266 * config/mep/mep.md (sibcall_internal): Change test from
10267 mep_vliw_mode_match to mep_vliw_jmp_match.
10268 (sibcall_value_internal): Likewise.
10270 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10272 * config/i386/sse.md (copysign<mode>3): New expander.
10273 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10274 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10275 Use ix86_build_const_vector.
10276 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10277 IX86_BUILTIN_CPYSGNPD.
10278 (builtin_description): Add __builtin_ia32_copysignps and
10279 __builtin_ia32_copysignpd.
10280 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10281 and BUILT_IN_COPYSIGNF.
10283 2009-07-13 Jason Merrill <jason@redhat.com>
10285 * builtins.c (can_trust_pointer_alignment): New fn.
10286 (get_pointer_alignment): Factor it out from here.
10287 * tree.h: Declare it.
10289 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10291 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10294 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10298 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10300 2009-07-14 Richard Guenther <rguenther@suse.de>
10301 Andrey Belevantsev <abel@ispras.ru>
10303 PR middle-end/40745
10304 * cfgexpand.c (partition_stack_vars): Do not bother to update
10305 alias information when not optimizing.
10307 2009-07-14 Richard Guenther <rguenther@suse.de>
10308 Andrey Belevantsev <abel@ispras.ru>
10310 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10311 (pt_solution_set): Likewise.
10312 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10313 * tree-ssa-structalias.c (pt_solution_set): New function.
10314 * final.c (rest_of_clean_state): Free SSA data structures.
10315 * print-rtl.c (print_decl_name): Remove.
10316 (print_mem_expr): Implement in terms of print_generic_expr.
10317 * alias.c (ao_ref_from_mem): New function.
10318 (rtx_refs_may_alias_p): Likewise.
10319 (true_dependence): Query alias-export info.
10320 (canon_true_dependence): Likewise.
10321 (write_dependence_p): Likewise.
10322 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10324 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10325 (mem_expr_equal_p): Use operand_equal_p.
10326 (set_mem_attributes_minus_bitpos): Do not use
10327 component_ref_for_mem_expr.
10328 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10329 (update_alias_info_with_stack_vars): Likewise.
10330 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10331 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10332 explicitly nor clear stmt operands.
10333 Free the decl-to-pointer map.
10334 * tree-optimize.c (execute_free_datastructures): Do not free
10335 SSA data structures here.
10336 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10337 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10338 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10340 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10342 2009-07-13 DJ Delorie <dj@redhat.com>
10344 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10345 unrolling at the right iteration count.
10347 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10350 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10352 * haifa-sched.c (rank_for_schedule): Introduced flags to
10353 enable/disable individual scheduling heuristics.
10354 * common.opt: Introduced flags to enable/disable individual
10355 heuristics in the scheduler.
10356 * doc/invoke.texi: Introduced flags to enable/disable individual
10357 heuristics in the scheduler.
10359 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10361 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10362 config/i386/mingw-tls.c.
10363 * config/i386/mingw-tls.c: Removed.
10365 2009-07-13 Ira Rosen <irar@il.ibm.com>
10367 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10368 checks access only relevant statements.
10369 (vectorizable_reduction): Likewise.
10371 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10373 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10374 just for 32-bit case.
10376 2009-07-12 Jan Hubicka <jh@suse.cz>
10378 PR tree-optimization/40585
10379 * except.c (expand_resx_expr): When there already is resume
10380 instruction, produce linked list.
10381 (build_post_landing_pads): Assert that resume is empty.
10382 (connect_post_landing_pads): Handle resume lists.
10383 (dump_eh_tree): Dump resume list.
10385 2009-07-12 Ira Rosen <irar@il.ibm.com>
10387 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10388 with additional argument.
10389 * tree-vectorizer.h (enum vect_def_type): Add
10390 vect_double_reduction_def.
10391 (vect_is_simple_reduction): Add argument.
10392 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10394 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10395 vect_is_simple_reduction with additional argument.
10396 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10398 (reduction_code_for_scalar_code): Handle additional codes by
10399 returning ERROR_MARK for them. Fix comment and indentation.
10400 (vect_is_simple_reduction): Fix comment, add argument to specify
10401 double reduction. Detect double reduction.
10402 (get_initial_def_for_induction): Fix indentation.
10403 (get_initial_def_for_reduction): Fix comment and indentation.
10404 Handle double reduction. Create initial definitions that do not
10405 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10406 (vect_create_epilog_for_reduction): Fix comment, add argument to
10407 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10408 epilogue result extraction. Create double reduction phi node and
10409 replace relevant uses.
10410 (vectorizable_reduction): Call vect_is_simple_reduction with
10411 additional argument. Fix indentation. Update epilogue code treatment
10412 according to the changes in reduction_code_for_scalar_code. Check
10413 for double reduction. Call vect_create_epilog_for_reduction with
10414 additional argument.
10415 * tree-vect-stmts.c (process_use): Handle double reduction, update
10417 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10418 (vect_get_vec_def_for_operand): Likewise.
10420 2009-07-12 Danny Smith <dansmister@gmail.com>
10422 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10423 dllexport if !TREE_PUBLIC.
10424 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10426 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10428 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10429 (avr_extra_arch_macro) Remove declatation.
10430 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10431 (avr_extra_arch_macro) Declare as static.
10432 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10434 2009-07-11 Jan Hubicka <jh@suse.cz>
10436 PR middle-end/48388
10437 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10439 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10442 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10443 cold_in_std_section bits.
10444 (dwarf2out_begin_prologue): Initialize them.
10445 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10446 if already covered by text_section or cold_text_section range.
10448 PR rtl-optimization/40667
10449 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10450 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10451 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10452 * config/i386/i386.c (ix86_minimum_alignment): New function.
10453 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10454 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10455 * emit-rtl.c (gen_reg_rtx): Likewise.
10456 * function.c (assign_parms): Likewise. If nominal_type needs
10457 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10458 rather than passed_type's alignment.
10461 * function.c (assign_parm_setup_stack): Adjust
10462 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10463 from nominal_mode on big endian.
10465 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10467 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10469 2009-07-10 DJ Delorie <dj@redhat.com>
10471 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10473 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10475 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10477 (thumb2_cbnz): Likewise.
10479 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10482 * config.gcc (supported_defaults): Add synci.
10483 (with_synci): Add validation.
10484 (all_defaults): Add synci.
10485 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10488 * config/mips/mips.opt (msynci): New option.
10489 * config/mips/mips.c (mips_override_options): Warn on use of
10490 -msynci for targets that do now support it.
10491 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10493 * gcc/doc/invoke.texi (-msynci): Document the new option.
10494 * doc/install.texi (--with-synci): Document the new option.
10496 2009-07-10 Richard Guenther <rguenther@suse.de>
10498 PR tree-optimization/40496
10499 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10500 the PHI result with a compatible type.
10502 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10506 * c.opt (Wunused-result): New.
10507 * doc/invoke.texi: Document it.
10508 * c-common.c (c_warn_unused_result): Use it.
10510 2009-07-09 DJ Delorie <dj@redhat.com>
10512 * targhooks.c (default_target_can_inline_p): Rename from
10513 default_target_option_can_inline_p.
10514 * targhooks.h (default_target_can_inline_p): Likewise.
10515 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10516 TARGET_OPTION_CAN_INLINE_P.
10517 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10518 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10519 (mep_target_can_inline_p): Rename from
10520 mep_target_option_can_inline_p.
10523 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10524 registers used to pass vectors.
10526 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10528 2009-07-09 Tom Tromey <tromey@redhat.com>
10530 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10531 * config/mmix/mmix.c: Include dwarf2.h.
10532 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10533 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10534 * config/sh/sh.c: Include dwarf2.h.
10535 * config/i386/i386.c: Include dwarf2.h.
10536 * Makefile.in (DWARF2_H): Remove 'elf'.
10537 * except.c: Include dwarf2.h.
10538 * unwind-dw2.c: Include dwarf2.h.
10539 * dwarf2out.c: Include dwarf2.h.
10540 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10541 * unwind-dw2-fde.c: Include dwarf2.h.
10542 * dwarf2asm.c: Include dwarf2.h.
10544 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10546 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10547 (max_issue): Use it.
10548 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10550 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10551 (region_sched_info): Update.
10552 * sched-ebb.c (ebb_sched_info): Update.
10553 * modulo-sched.c (sms_sched_info): Update.
10554 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10556 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10558 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10560 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10562 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10564 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10566 PR middle-end/40692
10567 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10568 arg1 with arg01 if arg1 is already INTEGER_CST.
10570 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10572 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10573 Transform (and (truncate)) into (truncate (and)).
10575 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10577 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10578 creating LHS paradoxical subregs. Fix surrounding returns to
10579 use NULL_RTX rather than 0.
10581 2009-07-08 DJ Delorie <dj@redhat.com>
10583 * config/mep/mep.c: (mep_option_can_inline_p): New.
10584 (TARGET_OPTION_CAN_INLINE_P): Define.
10586 2009-07-08 Mark Wielaard <mjw@redhat.com>
10589 * dwarf2out.c (add_data_member_location_attribute): When we have
10590 only a constant offset don't emit a new location description using
10591 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10594 2009-07-08 Richard Henderson <rth@redhat.com>
10597 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10598 (enum reg_class): Add CLOBBERED_REGS.
10599 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10600 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10601 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10602 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10603 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10604 force 64-bit sibcalls into R11.
10605 * config/i386/constraints.md (U): New constraint.
10606 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10607 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10608 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10610 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10612 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10614 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10615 * ebitmap.h (dump_ebitmap): Ditto.
10616 * optabs.h (optab_libfunc): Ditto.
10617 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10618 * tree-flow.h (vect_can_force_dr_alignment_p,
10619 get_vectype_for_scalar_type): Ditto.
10620 (vectorize_loops): Move prototype to ...
10621 * tree-vectorizer.h: ... here. Also, adjust comment.
10622 (vect_set_verbosity_level): Remove duplicate prototype.
10623 * tree-ssa-loop.c: Include tree-vectorizer.h.
10624 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10626 2009-07-08 Nick Clifton <nickc@redhat.com>
10628 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10631 2009-07-08 DJ Delorie <dj@redhat.com>
10633 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10634 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10635 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10637 * config/mep/intrinsics.md: Regenerated.
10638 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10639 registers when asm() or calls are detected.
10641 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10644 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10646 * gimple (gimple_build_call_from_tree): Likewise.
10647 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10648 no_warning flag before warning.
10650 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10652 * tree.c (set_expr_locus): Remove.
10653 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10654 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10656 * gimplify.c (internal_get_tmp_var): Likewise.
10657 (gimplify_call_expr): Likewise.
10658 (gimplify_one_sizepos): Likewise.
10660 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10663 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10664 to variables for debugging purposes.
10666 2009-06-23 Mark Loeser <mark@halcy0n.com>
10669 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10671 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10673 * pretty-print.c (pp_base_format): Remove %J.
10674 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10675 gcc_cxxdiag_char_table): Likewise.
10676 (init_dynamic_diag_info): Likewise.
10678 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10680 * pretty-print.c (pp_base_format): Remove %H.
10681 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10682 gcc_cxxdiag_char_table): Likewise.
10683 (init_dynamic_diag_info): Likewise.
10684 * config/mep/mep.c (mep_select_section): Likewise.
10686 2009-07-07 Duncan Sands <baldrick@free.fr>
10688 * final.c (pass_clean_state): Give the pass a name.
10689 * passes.c (pass_rest_of_compilation): Likewise.
10690 * tree-optimize.c (pass_all_optimizations): Likewise.
10692 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10694 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10695 an extra 'decl' for error_at.
10697 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10699 PR middle-end/40669
10700 * tree-tailcall.c (adjust_return_value_with_ops,
10701 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10702 if it has complex or vector type.
10704 2009-07-07 Olivier Hainque <hainque@adacore.com>
10706 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10709 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10711 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10713 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10715 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10716 * c-decl.c: Likewise.
10717 * function.c: Likewise.
10718 * varasm.c: Likewise.
10719 * tree-ssa.c: Likewise.
10720 * c-common.c: Likewise.
10721 * tree-cfg.c: Likewise.
10722 * config/spu/spu.c: Likewise.
10723 * config/ia64/ia64.c: Likewise.
10724 * config/v850/v850.c: Likewise.
10726 2009-07-06 DJ Delorie <dj@redhat.com>
10728 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10729 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10730 unspecified accesses to control registers.
10731 * config/mep/intrinsics.md: Regenerate.
10732 * config/mep/intrinsics.h: Regenerate.
10733 * config/mep/mep-intrin.h: Regenerate.
10735 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10737 * c-lex.c: Replace %H by an explicit location. Update all calls.
10738 * c-common.c: Likewise.
10739 * c-decl.c: Likewise.
10740 * c-typeck.c: Likewise.
10741 * fold-const.c: Likewise.
10742 * gimplify.c: Likewise.
10743 * stmt.c: Likewise.
10744 * tree-cfg.c: Likewise.
10745 * tree-ssa-loop-niter.c: Likewise.
10746 * tree-vrp.c: Likewise.
10747 * value-prof.c: Likewise.
10749 2009-07-06 Diego Novillo <dnovillo@google.com>
10751 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10752 if it has one. Handle cases where VAR does not have an
10753 annotation or cfun is NULL.
10755 2009-07-06 Diego Novillo <dnovillo@google.com>
10757 * tree.c: Include debug.h.
10758 (initialize_tree_contains_struct): New.
10759 (init_ttree): Call it.
10760 (tree_node_structure_for_code): Factor out of ...
10761 (tree_node_structure): ... here.
10762 * treestruct.def (TS_PHI_NODE): Remove.
10763 (TS_GIMPLE_STATEMENT): Remove.
10765 2009-07-06 Diego Novillo <dnovillo@google.com>
10767 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10768 (debug_tree_chain): Handle cycles.
10770 2009-07-06 Nick Clifton <nickc@redhat.com>
10771 DJ Delorie <dj@redhat.com>
10773 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10774 __FMOVD_ENABLED__ is defined.
10776 (TARGET_FMOVD): Provide a default definition.
10777 (MASK_FMOVD): Likewise.
10778 (TARGET_CPU_CPP_BUILTINS): Define
10779 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10780 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10781 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10782 (split for DF load from memory into register): Also handle
10783 MEMs which consist of REG+DISP addressing.
10784 (split for DF store from register to memory): Likewise.
10785 (movsf_ie): Always use single fp_mode.
10786 * config/sh/sh.c (sh_override_options): Do not automatically
10787 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10788 that to the -mfmovd command line switch.
10789 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10790 (fldi_ok): Always allow.
10791 * config/sh/sh.opt (mfmovd): Remove this switch.
10792 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10794 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10795 Kaz Kojima <kkojima@gcc.gnu.org>
10797 PR rtl-optimization/30807
10798 * postreload.c (reload_combine): For every new use of REG_SUM,
10799 record the use of BASE.
10801 2009-07-06 Jan Hubicka <jh@suse.cz>
10803 * params.def: Revert my accidental commit at 2009-06-30.
10805 2009-07-04 Ian Lance Taylor <iant@google.com>
10808 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10810 (mingw_format_attribute_overrides): Likewise.
10812 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10815 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10816 don't check cfa.reg. Instead of cfa.indirect use
10817 fde && fde->drap_reg != INVALID_REGNUM test.
10819 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10821 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10823 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10826 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10828 2009-07-03 Richard Guenther <rguenther@suse.de>
10830 PR tree-optimization/40640
10831 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10834 2009-07-03 Jan Hubicka <jh@suse.cz>
10836 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10837 for size, reduce amount of inlining.
10839 2009-07-03 Richard Guenther <rguenther@suse.de>
10841 PR middle-end/34163
10842 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10843 if t +- x is known to not overflow and the conversion widens the
10845 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10847 2009-07-03 Jan Hubicka <jh@suse.cz>
10849 * ipa-pure-const.c (analyze): Update loop optimizer init.
10850 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10851 try_remove_empty_loop, remove_empty_loops): Remove.
10852 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10853 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10854 to mark regular loops as neccesary.
10855 (degenerate_phi_p): New function.
10856 (propagate_necessity, remove_dead_phis): Use it.
10857 (forward_edge_to_pdom): Likewise.
10858 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10859 virtual PHI nodes that became unreachable.
10860 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10861 * tree-flow.h (remove_empty_loops): Remove.
10862 * passes.c (init_optimization_passes): Remove.
10864 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10866 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10867 can_create_pseudo_p.
10868 (*fix_trunc<mode>_i387_1): Ditto.
10869 (*floathi<mode>2_1): Ditto.
10870 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10871 (*fistdi2_1): Ditto.
10872 (*fist<mode>2_1): Ditto.
10873 (frndintxf2_floor): Ditto.
10874 (*fist<mode>2_floor_1): Ditto.
10875 (frndintxf2_ceil): Ditto.
10876 (*fist<mode>2_ceil_1): Ditto.
10877 (frndintxf2_trunc): Ditto.
10878 (frndintxf2_mask_pm): Ditto.
10879 (fxam<mode>2_i387_with_temp): Ditto.
10880 * config/i386/sse.md (mulv16qi3): Ditto.
10881 (*sse2_mulv4si3): Ditto.
10883 (sse4_2_pcmpestr): Ditto.
10884 (sse4_2_pcmpistr): Ditto.
10886 2009-07-03 Jan Hubicka <jh@suse.cz>
10888 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10889 (mark_stmt_necessary): Set it.
10890 (mark_operand_necessary): Set it.
10891 (mark_control_dependent_edges_necessary): Set it.
10892 (mark_virtual_phi_result_for_renaming): New function.
10893 (get_live_post_dom): New function.
10894 (forward_edge_to_pdom): New function.
10895 (remove_dead_stmt): Fix handling of control dependences.
10896 (tree_dce_init): Init new bitmap.
10897 (tree_dce_done): Free it.
10899 2009-07-02 Richard Guenther <rguenther@suse.de>
10902 * tree-ssa-structalias.c (new_var_info): Initialize
10905 2009-07-02 Jan Hubicka <jh@suse.cz>
10907 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10910 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10912 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10913 instead of recomputing it. Adjust calls.
10914 (emit_store_flag): Adjust recursive calls.
10916 2009-07-02 Richard Guenther <rguenther@suse.de>
10918 * tree-ssa-live.c (remove_unused_locals): Do not remove
10920 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10921 of DECL_EXTERNAL for HEAP variables.
10922 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10923 HEAP variables. Do not adjust RESTRICT vars.
10924 (find_what_var_points_to): Nobody cares if something
10925 points to READONLY.
10927 2009-07-02 Ben Elliston <bje@au.ibm.com>
10929 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10930 pc_low and pc_high declarations to the top of the function.
10932 2009-07-01 DJ Delorie <dj@redhat.com>
10934 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10935 registers as fixed.
10936 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10937 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10938 unspecified accesses to control registers.
10939 * config/mep/intrinsics.md: Regenerate.
10940 * config/mep/intrinsics.h: Regenerate.
10941 * config/mep/mep-intrin.h: Regenerate.
10943 2009-07-01 Anthony Green <green@moxielogic.com>
10945 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10946 instruction when possible.
10947 (moxie_expand_prologue): Ditto. Also, save an instruction and
10948 some complexity by popping off of $r12 instead of $sp.
10949 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10952 2009-07-01 Richard Henderson <rth@redhat.com>
10955 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10956 contained no insns, reposition note before last insn.
10958 2009-07-01 Richard Henderson <rth@redhat.com>
10961 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10962 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10964 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10967 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10968 darwin9 for printing reg addresses with %y.
10970 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10972 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10973 truncation from operands in binary operations.
10975 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10978 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10979 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10980 subreg of op0 to the original op0.
10982 * expmed.c (store_bit_field_1): Use a temporary as the destination
10983 instead of a paradoxical subreg when we need to truncate the result.
10985 2009-07-01 DJ Delorie <dj@redhat.com>
10987 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10988 names to VLIW variants.
10989 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10990 * config/mep/intrinsics.md: Regenerate.
10991 * config/mep/intrinsics.h: Regenerate.
10992 * config/mep/mep-intrin.h: Regenerate.
10994 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10997 * jump.c (returnjump_p): Revert last patch.
10998 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11000 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11003 * pa.md (casesi32p): Use jump table label to determine the offset
11005 (casesi64p): Likewise.
11007 * pa.c (forward_branch_p): Return bool type. Use instruction
11008 addresses when available. Assert that INSN has a jump label.
11009 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11012 2009-07-01 Richard Guenther <rguenther@suse.de>
11014 PR tree-optimization/19831
11015 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11016 that only act as barriers do not make any previous stores necessary.
11017 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11018 HEAP variables global, do not add a constraint from nonlocal.
11019 (find_func_aliases): Handle escapes through return statements.
11020 (compute_points_to_sets): Make escaped HEAP variables global.
11022 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11025 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11026 after reducing a DImode cstore to SImode.
11028 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11030 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11031 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11033 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11035 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11036 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11038 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11039 and umod_optab if TARGET_BSD_DIVMOD.
11040 * config/vax/lib1funcs.asm: New file.
11041 * config/vax/t-linux: New file.
11042 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11044 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11047 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11048 to type arguments that have void type.
11051 * dwarf2out.c (gen_formal_parameter_die): Call
11052 equate_decl_number_to_die if node is different from origin.
11054 2009-06-30 Anthony Green <green@moxielogic.com>
11056 Clean up moxie port for --enable-build-with-cxx.
11057 * config/moxie/moxie.c (moxie_function_value): First two
11058 parameters are const_tree, not tree.
11059 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11060 (REG_CLASS_NAMES): Ditto.
11061 (REGNO_REG_CLASS): Ditto.
11062 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11063 (moxie_function_value): Fix constyness of arguments.
11065 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11067 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11068 finalize_size_functions before further processing.
11069 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11070 (variable_size): Call self_referential_size on size expressions
11071 that contain a PLACEHOLDER_EXPR.
11072 (size_functions): New static variable.
11073 (copy_self_referential_tree_r): New static function.
11074 (self_referential_size): Likewise.
11075 (finalize_size_functions): New global function.
11076 * tree.c: Include tree-inline.h.
11077 (push_without_duplicates): New static function.
11078 (find_placeholder_in_expr): New global function.
11079 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11081 <tcc_expression>: Likewise.
11082 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11083 the call in the expression.
11084 * tree.h (finalize_size_functions): Declare.
11085 (find_placeholder_in_expr): Likewise.
11086 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11087 (substitute_placeholder_in_expr): Update comment.
11088 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11090 (copy_tree_body_r): Likewise.
11091 (copy_tree_body): New static function.
11092 (maybe_inline_call_in_expr): New global function.
11093 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11094 (maybe_inline_call_in_expr): Declare.
11095 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11096 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11099 2009-06-30 Richard Guenther <rguenther@suse.de>
11101 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11103 (propagate_necessity): Do not mark reaching defs of stores
11106 2009-06-30 Jan Hubicka <jh@suse.cz>
11108 * cfgloopanal.c (check_irred): Move into ...
11109 (mark_irreducible_loops): ... here; return true if ireducible
11111 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11112 (analyze_function): Try to prove loop finiteness.
11113 * cfgloop.h (mark_irreducible_loops): Update prototype.
11114 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11116 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11118 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11120 2009-06-30 Ira Rosen <irar@il.ibm.com>
11122 PR tree-optimization/40542
11123 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11126 2009-06-30 Martin Jambor <mjambor@suse.cz>
11128 PR tree-optimization/40582
11129 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11130 than useless_type_conversion_p.
11131 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11134 2009-06-30 Martin Jambor <mjambor@suse.cz>
11136 PR middle-end/40554
11137 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11139 2009-06-30 Richard Guenther <rguenther@suse.de>
11141 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11142 use ao_ref references.
11143 (walk_aliased_vdefs): Likewise.
11144 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11145 * tree-ssa-dce.c (struct ref_data): Remove.
11146 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11147 (mark_aliased_reaching_defs_necessary): Adjust.
11148 (mark_all_reaching_defs_necessary_1): Likewise.
11150 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11153 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11154 (emit_store_flag_1): Extract from emit_store_flag, adjust
11155 calls to (what now is) emit_cstore.
11156 (emit_store_flag): Call emit_store_flag_1 and also use it
11157 for what used to be recursive calls.
11159 2009-06-30 Wei Guozhi <carrot@google.com>
11162 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11163 if the target bb post dominates from bb.
11164 * config/i386/i386.c (memory_address_length): Check existence of base
11165 register before using it.
11167 2009-06-30 Nick Clifton <nickc@redhat.com>
11168 DJ Delorie <dj@redhat.com>
11170 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11171 __FMOVD_ENABLED__ is defined.
11173 (TARGET_FMOVD): Provide a default definition.
11174 (MASK_FMOVD): Likewise.
11175 (TARGET_CPU_CPP_BUILTINS): Define
11176 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11177 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11178 two fmov instructions depending upon whether TARGET_FMOVD is
11180 (split for DF load from memory into register): Also handle
11181 MEMs which consist of REG+DISP addressing.
11182 (split for DF store from register to memory): Likewise.
11183 * config/sh/sh.opt (mfmovd): Remove this switch.
11184 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11185 * config/sh/sh.c (sh_override_options): Do not automatically
11186 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11187 that to the -mfmovd command line switch.
11189 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11191 (fldi_ok): Always allow.
11192 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11194 2009-06-29 DJ Delorie <dj@redhat.com>
11196 * doc/install.texi (mep-x-elf): Correct chip's full name.
11198 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11200 * doc/extend.texi: Fix typo.
11202 2009-06-29 Tom Tromey <tromey@redhat.com>
11204 * dwarf2.h: Remove.
11205 * Makefile.in (DWARF2_H): New variable.
11206 (except.o): Use it.
11207 (dwarf2out.o): Likewise.
11208 (dwarf2asm.o): Likewise.
11209 * config/i386/t-i386: Use DWARF2_H.
11210 * except.c: Include elf/dwarf2.h.
11211 * unwind-dw2.c: Include elf/dwarf2.h.
11212 * dwarf2out.c: Include elf/dwarf2.h.
11213 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11214 <dtprel>: New field.
11215 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11216 (size_of_loc_descr): Likewise.
11217 (output_loc_operands_raw): Likewise.
11218 (output_loc_operands): Handle new dtprel field.
11219 (loc_checksum): Update.
11220 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11221 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11222 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11223 * dwarf2asm.c: Include elf/dwarf2.h.
11224 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11225 * config/mmix/mmix.c: Include elf/dwarf2.h.
11226 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11227 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11228 * config/sh/sh.c: Include elf/dwarf2.h.
11229 * config/i386/i386.c: Include elf/dwarf2.h.
11231 2009-06-29 DJ Delorie <dj@redhat.com>
11233 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11235 * doc/extend.texi: Add MeP attributes and pragmas.
11236 * doc/invoke.text: Add MeP Options.
11237 * doc/contrib.texi: Add MeP contribution.
11238 * doc/md.texi: Add MeP constraints.
11239 * doc/install.texi: Add MeP target.
11241 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11243 * target.h (struct gcc_target): Add frame_pointer_required field.
11244 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11245 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11246 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11248 * reload1.c (update_eliminables): (Ditto.).
11249 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11250 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11251 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11253 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11255 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11256 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11257 (arm_frame_pointer_required): New function.
11259 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11260 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11261 (avr_frame_pointer_required_p): Declare as static.
11262 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11264 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11265 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11266 (bfin_frame_pointer_required): Make as static, change return type
11268 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11270 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11271 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11272 (cris_frame_pointer_required): New function.
11274 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11276 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11277 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11278 (fr30_frame_pointer_required): New function.
11280 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11281 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11282 (frv_frame_pointer_required): Make as static, change return type
11284 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11286 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11287 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11288 (ix86_frame_pointer_required): Make as static, change return type to
11290 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11292 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11293 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11295 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11297 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11299 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11301 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11302 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11303 (mips_frame_pointer_required): Make as static.
11304 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11306 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11307 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11308 (mmix_frame_pointer_required): Mew function.
11310 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11311 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11313 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11315 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11317 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11319 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11320 (CAN_ELIMINATE): Redefine.
11321 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11322 (sparc_frame_pointer_required): New function.
11323 (sparc_can_eliminate): New function.
11324 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11326 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11327 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11329 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11330 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11331 (xtensa_frame_pointer_required): Make as static, change return type
11333 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11336 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11338 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11339 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11340 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11341 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11342 (register_callback): Handle PLUGIN_START_UNIT.
11343 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11345 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11347 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11349 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11350 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11352 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11354 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11357 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11359 * doc/extend.texi (Additional Floating Types): __float128 is also
11360 supported on i386 targets.
11362 2009-06-29 Richard Guenther <rguenther@suse.de>
11364 PR middle-end/14187
11365 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11367 (pt_solutions_same_restrict_base): Declare.
11368 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11370 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11371 (make_constraint_from, make_copy_constraint): Move earlier.
11372 (make_constraint_from_heapvar): New function.
11373 (make_constraint_from_restrict): Likewise.
11374 (handle_lhs_call): Use it.
11375 (find_func_aliases): Use it to track conversions to restrict
11376 qualified pointers.
11377 (struct fieldoff): Add only_restrict_pointers flag.
11378 (push_fields_onto_fieldstack): Initialize it.
11379 (create_variable_info_for): Track global restrict qualified pointers.
11380 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11381 Track restrict qualified pointer arguments.
11382 (set_uids_in_ptset): Use varinfo is_global_var flag.
11383 (find_what_var_points_to): Set the vars_contains_restrict flag.
11384 Always create the points-to solution for sets including restrict tags.
11385 (pt_solutions_same_restrict_base): New function.
11386 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11387 qualified pointers use pt_solutions_same_restrict_base as
11388 additional source for disambiguation.
11390 2009-06-29 Richard Guenther <rguenther@suse.de>
11392 PR middle-end/38212
11393 * alias.c (find_base_decl): Remove.
11394 (get_deref_alias_set_1): Remove restrict handling.
11395 * c-common.c (c_apply_type_quals_to_decl): Do not set
11396 DECL_POINTER_ALIAS_SET.
11397 * gimplify.c (find_single_pointer_decl_1): Remove.
11398 (find_single_pointer_decl): Likewise.
11399 (internal_get_tmp_var): Remove restrict handling.
11400 (gimple_regimplify_operands): Likewise.
11401 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11402 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11403 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11404 * tree.c (restrict_base_for_decl): Remove.
11405 (init_ttree): Do not allocate it.
11406 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11407 LABEL_DECL_UID for label decls.
11408 (copy_node_stat): Do not copy restrict information.
11409 (decl_restrict_base_lookup): Remove.
11410 (decl_restrict_base_insert): Likewise.
11411 (print_restrict_base_statistics): Likewise.
11412 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11413 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11414 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11415 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11416 (LABEL_DECL_UID): Adjust.
11417 (DECL_BASED_ON_RESTRICT_P): Remove.
11418 (DECL_GET_RESTRICT_BASE): Likewise.
11419 (SET_DECL_RESTRICT_BASE): Likewise.
11420 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11422 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11423 instead of DECL_POINTER_ALIAS_SET.
11424 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11425 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11426 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11428 2009-06-29 Richard Guenther <rguenther@suse.de>
11430 PR tree-optimization/40579
11431 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11432 the IL to simplify has constants that overflowed.
11434 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11436 PR tree-optimization/40550
11437 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11438 vector_compute_type only when the size of vector_compute_type is
11439 less than the size of type.
11441 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11443 * fold-const.c (contains_label_1): Fix comments.
11444 (contains_label_p): Do not walk trees multiple time.
11446 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11448 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11449 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11450 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11451 ix86_fp_comparison_operator.
11452 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11453 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11454 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11455 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11456 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11457 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11458 (related splits): Change predicate to ix86_fp_comparison_operator.
11459 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11460 instead of ix86_fp_comparison_codes.
11461 (ix86_trivial_fp_comparison_operator,
11462 ix86_fp_comparison_operator): New.
11463 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11464 (ix86_expand_compare): Eliminate last two parameters.
11465 (ix86_fp_jump_nontrivial_p): Kill.
11466 * config/i386/i386.c (put_condition_code): Eliminate call to
11467 ix86_fp_comparison_codes and subsequent assertion.
11468 (ix86_fp_comparison_codes): Eliminate.
11469 (ix86_fp_swap_condition): New.
11470 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11471 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11472 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11473 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11474 and ix86_fp_swap_condition.
11475 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11476 Use ix86_fp_comparison_strategy.
11477 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11478 (ix86_fp_jump_nontrivial_p): Eliminate.
11479 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11480 call to ix86_expand_compare.
11481 (ix86_split_fp_branch, ix86_expand_setcc,
11482 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11483 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11485 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11487 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11488 related to jump_clobbers.
11489 * config/arm/arm.md (conds): Remove jump_clob case.
11490 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11491 splits): Change comparison_operator to arm_comparison_operator.
11492 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11495 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11497 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11498 condition for floating point modes.
11499 * expmed.c (emit_store_flag_1): Move here a bigger part
11500 of emit_store_flag.
11501 (emit_store_flag): Try swapping the condition for floating point
11503 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11505 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11507 * expr.c (expand_expr_real_1): Just use do_store_flag.
11508 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11509 emit_store_flag_force.
11510 * expmed.c (emit_store_flag_force): Copy here trick
11511 previously in expand_expr_real_1. Try reversing the comparison.
11512 (emit_store_flag_1): Work if target is NULL.
11513 (emit_store_flag): Work if target is NULL, using the result mode
11514 from the comparison. Use split_comparison, restructure final part
11515 to simplify conditionals.
11517 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11519 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11520 * dojump.c (do_jump): Change handling of floating-point
11521 ops to use just do_compare_and_jump.
11522 (split_comparison): New.
11523 (do_compare_rtx_and_jump): Add here logic coming previously
11524 in do_jump, using split_comparison.
11526 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11529 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11531 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11533 * tree-ssa-alias.c: Fix unintentional commit.
11535 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11537 * passes.c (execute_one_pass): Fix unintentional commit.
11539 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11541 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11542 (df_rd_local_compute, df_md_local_compute): Inline them.
11544 (df_md_scratch): New.
11545 (df_md_alloc, df_md_free): Allocate/free it.
11546 (df_md_local_compute): Only include live registers in init.
11547 (df_md_transfer_function): Prune the in-set computed by
11548 the confluence function, and the gen-set too.
11550 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11552 PR rtl-optimization/26854
11553 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11554 * df-problems.c (df_rd_add_problem): Fix comment.
11555 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11556 df_md_simulate_artificial_defs_at_top,
11557 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11558 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11559 df_md_transfer_function, df_md_init, df_md_confluence_0,
11560 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11561 problem_MD, df_md_add_problem): New.
11562 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11563 df_md_get_bb_info): New.
11564 (DF_LAST_PROBLEM_PLUS1): Adjust.
11566 * Makefile.in (fwprop.o): Include domwalk.h.
11567 * fwprop.c: Include domwalk.h.
11568 (reg_defs, reg_defs_stack): New.
11569 (bitmap_only_bit_between): Remove.
11570 (process_defs): New.
11571 (process_uses): Use reg_defs and local_md instead of
11572 bitmap_only_bit_between and local_rd.
11573 (single_def_use_enter_block): New, from build_single_def_use_links.
11574 (single_def_use_leave_block): New.
11575 (build_single_def_use_links): Remove code moved to
11576 single_def_use_enter_block, invoke domwalk.
11577 (use_killed_between): Adjust comment.
11579 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11581 * bitmap.h (bitmap_ior_and_into): New.
11582 * bitmap.c (bitmap_ior_and_into): New.
11584 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11586 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11587 before_dom_children_before_stmts and after_dom_children_after_stmts.
11588 Rename the two remaining callbacks to just before_dom_children and
11589 after_dom_children. Remove other GIMPLE statement walking bits.
11590 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11591 * graphite.c: Do not include domwalk.h.
11592 * tree-into-ssa.c (interesting_blocks): New global.
11593 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11594 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11595 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11596 now that they're not domwalk callbacks.
11597 (rewrite_initialize_block): Rename to...
11598 (rewrite_enter_block): ... this, place after called functions. Test
11599 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11600 (rewrite_finalize_block): Rename to...
11601 (rewrite_leave_block): ... this, place after called functions.
11602 (rewrite_update_init_block): Rename to...
11603 (rewrite_update_enter_block): ... this, place after called functions.
11604 Test interesting_blocks, call rewrite_update_stmt and
11605 rewrite_update_phi_arguments.
11606 (rewrite_update_fini_block): Rename to...
11607 (rewrite_leave_block): ... this, place after called functions.
11608 (rewrite_blocks): Remove last argument, simplify initialization of
11610 (mark_def_sites_initialize_block): Rename to...
11611 (mark_def_sites_block): ... this, call mark_def_sites.
11612 (mark_def_sites_blocks): Remove argument, simplify initialization of
11614 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11615 (update_ssa): Likewise.
11616 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11618 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11619 (dom_opt_initialize_block): Rename to...
11620 (dom_opt_enter_block): ... this, place after called functions. Walk
11621 statements here, inline propagate_to_outgoing_edges.
11622 (dom_opt_finalize_block): Rename to...
11623 (dom_opt_leave_block): ... this, place after called functions.
11624 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11626 (dse_enter_block, dse_record_phi): New.
11627 (dse_record_phis): Delete.
11628 (dse_finalize_block): Rename to...
11629 (dse_leave_block): ... this.
11630 (tree_ssa_dse): Simplify initialization of walk_data.
11631 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11632 Adjust initialization of walk_data.
11633 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11634 * tree-ssa-loop-phiopt.c (get_non_trapping):
11635 Adjust initialization of walk_data.
11636 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11637 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11638 it's not a domwalk callback.
11639 (uncprop_initialize_block): Rename to...
11640 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11641 (dse_finalize_block): Rename to...
11642 (dse_leave_block): ... this.
11643 (tree_ssa_uncprop): Simplify initialization of walk_data.
11644 * Makefile.in: Adjust dependencies.
11646 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11648 * arm.md (casesi): Fix test for Thumb1.
11649 (thumb1_casesi_internal_pic): Likewise.
11650 (thumb1_casesi_dispatch): Likewise.
11652 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11654 * config/arm/arm-cores.def: Added core cortex-m0.
11655 * config/arm/arm-tune.md: Regenerated.
11656 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11658 2009-06-26 DJ Delorie <dj@redhat.com>
11660 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11662 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11663 the scheduler doesn't tag jump insns.
11665 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11667 * c-decl.c (merge_decls): Re-indent.
11669 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11672 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11673 Special-case decimal float constants.
11675 2009-06-26 Richard Henderson <rth@redhat.com>
11677 * function.h (struct function): Add cannot_be_copied_reason,
11678 and cannot_be_copied_set.
11679 * tree-inline.c (has_label_address_in_static_1): Rename from
11680 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11681 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11682 don't set inline_forbidden_reason.
11683 (copy_forbidden): New function, split out of inline_forbidden_p.
11684 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11685 (inline_forbidden_p): Use copy_forbidden.
11686 (tree_versionable_function_p): Likewise.
11687 (inlinable_function_p): Merge into tree_inlinable_function_p.
11688 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11689 * ipa-cp.c (ipcp_versionable_function_p): New function.
11690 (ipcp_cloning_candidate_p): Use it.
11691 (ipcp_node_modifiable_p): Likewise.
11693 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11695 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11696 that is marked not to be inlined. Remove flag_mudflap use.
11697 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11698 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11700 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11703 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11704 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11706 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11708 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11710 (__mingwthr_remove_key_dtor): Likewise.
11712 2009-06-26 Richard Guenther <rguenther@suse.de>
11714 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11716 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11718 PR middle-end/40525
11719 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11720 try the non-cond_exec path also.
11722 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11725 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11726 (output_cbranch): Use new functions.
11727 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11730 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11731 Pat Haugen <pthaugen@us.ibm.com>
11732 Revital Eres <ERES@il.ibm.com>
11734 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11735 for %c error. Add %x support to print VSX registers as a unified
11736 register set, instead of separate float and altivec registers.
11737 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11738 %y case, and add support for VSX pre-modify addresses.
11739 (output_toc): Add assert for CONST containing an integer constant
11741 (rs6000_adjust_cost): Add POWER7 support.
11742 (insn_must_be_first_in_group): Ditto.
11743 (insn_must_be_last_in_group): Ditto.
11744 (rs6000_emit_popcount): Ditto.
11745 (rs6000_vector_mode_supported_p): Ditto.
11747 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11748 Change some of the functions called by macros to being called
11749 through a pointer, so debug functions can be inserted if
11750 -mdebug=addr or -mdebug=cost.
11751 (rs6000_preferred_reload_class_ptr): Ditto.
11752 (rs6000_secondary_reload_class_ptr): Ditto.
11753 (rs6000_secondary_memory_needed_ptr): Ditto.
11754 (rs6000_cannot_change_mode_class_ptr): Ditto.
11755 (rs6000_secondary_reload_inner): Ditto.
11756 (rs6000_legitimize_reload_address): Ditto.
11757 (rs6000_legitimize_reload_address_ptr): Ditto.
11758 (rs6000_mode_dependent_address): Ditto.
11759 (rs6000_mode_dependent_address_ptr): Ditto.
11761 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11762 function to return true if the mode allows reg + integer
11764 (virtual_stack_registers_memory_p): New function to return true if
11765 the address refers to a virtual stack register.
11766 (rs6000_legitimate_offset_address_p): Move code to say whether a
11767 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11769 (rs6000_legitimate_address_p): Add checks for modes that only can
11770 do reg+reg addressing. Start adding VSX support.
11771 (rs6000_legitimize_reload_address): Ditto.
11772 (rs6000_legitimize_address): Ditto.
11773 (rs6000_debug_legitimate_address_p): New debug functions for
11774 -mdebug=addr and -mdebug=cost.
11775 (rs6000_debug_rtx_costs): Ditto.
11776 (rs6000_debug_address_costs): Ditto.
11777 (rs6000_debug_adjust_cost): Ditto.
11778 (rs6000_debug_legitimize_address): Ditto.
11779 (rs6000_legitimize_reload_address_ptr): Point to call normal
11780 function or debug function. Make functions called via pointer
11782 (rs6000_mode_dependent_address_ptr): Ditto.
11783 (rs6000_secondary_reload_class_ptr): Ditto.
11784 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11785 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11786 into a friendlier error.
11787 (rs6000_init_builtins): Add initial VSX support.
11788 (rs6000_adjust_cost): Fix some spacing issues.
11790 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11791 (REG_CLASS_NAMES): Ditto.
11792 (REG_CLASS_CONTENTS): Ditto.
11793 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11794 pointer, to add -mdebug=addr support.
11795 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11796 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11797 -mdebug=addr support.
11798 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11799 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11800 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11802 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11804 (bswapsi*): Set attribute types for load/store. Add combiner
11805 patterns to eliminate zero extend on 64-bit.
11806 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11807 stdbrx if the hardware supports those instructions.
11809 2009-06-25 Ian Lance Taylor <iant@google.com>
11811 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11812 (Link Options): Document -static-libstdc++.
11814 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11817 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11818 DATA_ALIGNMENT instead.
11820 2009-06-25 Richard Guenther <rguenther@suse.de>
11822 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11823 indirect references against the callused/escaped solutions.
11824 (call_may_clobber_ref_p_1): Likewise.
11826 2009-06-25 Martin Jambor <mjambor@suse.cz>
11828 PR tree-optimization/40493
11829 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11830 (enum unscalarized_data_handling): New type.
11831 (handle_unscalarized_data_in_subtree): Return what has been done.
11832 (load_assign_lhs_subreplacements): Handle left flushes differently.
11833 (sra_modify_assign): Use unscalarized_data_handling, simplified
11834 condition determining whether to remove the statement.
11836 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11838 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11839 excerpt - @ should be doubled for texinfo.
11841 2009-06-24 Ian Lance Taylor <iant@google.com>
11843 * config/arc/arc.c: Include "df.h".
11844 (arc_attribute_table): Make static. Move higher in file.
11845 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11846 (output_shift): Initialize n later to avoid warning.
11847 * config/arm/arm.c (arm_attribute_table): Make static. Move
11849 * config/avr/avr.c (avr_attribute_table): Make static. Move
11851 (reg_class_tab): Change array type from int to enum reg_class.
11852 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11854 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11855 (lshrhi3_out): Likewise.
11856 (class_likely_spilled_p): Change return type to bool.
11857 (avr_rtx_costs): Use local code variable with enum type.
11858 * config/avr/avr.md (movmemhi): Use add_reg_note.
11859 (andhi3, andsi3): Don't use AS2 with "and".
11860 (iorhi3, iorsi3): Don't use AS2 with "or".
11861 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11862 * config/crx/crx.c: Include "df.h".
11863 (crx_attribute_table): Make static.
11864 * config/m32r/m32r.c: Include "df.h".
11865 (m32r_attribute_table): Make static. Move higher in file.
11866 (pop): Use add_reg_note.
11867 (block_move_call): Change 0 to LCT_NORMAL in function call.
11868 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11869 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11870 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11871 declare, not just when TREE_CODE is defined.
11872 * config/m68hc11/m68hc11.c: Include "expr.h".
11873 (m68hc11_attribute_table): Make static. Move higher in file.
11874 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11876 (m68hc11_register_indirect_p): Likewise.
11877 (m68hc11_function_arg_padding): Change return type to enum
11879 (emit_move_after_reload): Use add_reg_note.
11880 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11881 (m68hc11_split_logical): Likewise.
11882 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11884 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11885 to VOIDmode in function call.
11886 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11888 (m68hc11_split_logical): Update declaration.
11889 (m68hc11_function_arg_padding): Update declaration.
11890 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11891 to array of enum reg_class.
11892 (mcore_attribute_table): Make static. Move higher in file.
11893 (mcore_rtx_costs): Add cast to enum type.
11894 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11895 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11896 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11898 * config/sh/predicates.md (trapping_target_operand): Rename and to
11900 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11902 * config/spu/spu.c (spu_attribute_table): Make static. Move
11904 * config/v850/v850.c (v850_attribute_table): Make static. Move
11906 (v850_rtx_costs): Use local code with enum type.
11907 (expand_epilogue): Add cast.
11908 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11910 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11913 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11914 -m2a-single-only and -m2a-nofpu.
11915 * config/sh/sh.opt: Document m2a generates FPU code.
11917 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11919 * defaults.h (CAN_ELIMINATE): Provide default.
11920 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11921 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11922 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11923 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11924 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11925 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11926 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11927 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11928 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11929 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11931 2009-06-24 DJ Delorie <dj@redhat.com>
11933 * mep-ext-cop.cpu: Fix copyright notice.
11934 * mep-default: Fix copyright notice.
11935 * mep-core: Fix copyright notice.
11936 * mep: Fix copyright notice.
11937 * mep-ivc2: Fix copyright notice.
11938 * mep-c5: Fix copyright notice.
11940 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11942 * doc/contrib.texi (Contributors):
11944 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11946 PR middle-end/40501
11947 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11948 src and dst operands if necessary.
11950 2009-06-23 DJ Delorie <dj@redhat.com>
11953 * config.gcc: Add mep support.
11954 * recog.c: Resurrect validate_replace_rtx_subexp().
11955 * recog.h: Likewise.
11956 * config/mep/: Add new port:
11957 * config/mep/constraints.md: New file.
11958 * config/mep/default.h: New file.
11959 * config/mep/intrinsics.h: New file.
11960 * config/mep/intrinsics.md: New file.
11961 * config/mep/ivc2-template.h: New file.
11962 * config/mep/mep-c5.cpu: New file.
11963 * config/mep/mep-core.cpu: New file.
11964 * config/mep/mep-default.cpu: New file.
11965 * config/mep/mep-ext-cop.cpu: New file.
11966 * config/mep/mep-intrin.h: New file.
11967 * config/mep/mep-ivc2.cpu: New file.
11968 * config/mep/mep-lib1.asm: New file.
11969 * config/mep/mep-lib2.c: New file.
11970 * config/mep/mep-pragma.c: New file.
11971 * config/mep/mep-protos.h: New file.
11972 * config/mep/mep-tramp.c: New file.
11973 * config/mep/mep.c: New file.
11974 * config/mep/mep.cpu: New file.
11975 * config/mep/mep.h: New file.
11976 * config/mep/mep.md: New file.
11977 * config/mep/mep.opt: New file.
11978 * config/mep/predicates.md: New file.
11979 * config/mep/t-mep: New file.
11981 2009-06-23 Ian Lance Taylor <iant@google.com>
11983 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11984 from loose_warn into c_loose_warn and from strict_warn into
11985 c_strict_warn. Set and substitute warn_cxxflags. Check for
11986 --enable-build-with-cxx. Set and substitute
11987 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11988 * Makefile.in (CXXFLAGS): New variable.
11989 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11990 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11991 the default is the same as $(STRICT_WARN).
11992 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11993 (CXX): New variable.
11994 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11995 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11996 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11997 (HOST_LIBS): New variable.
11998 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11999 (ALL_CXXFLAGS): New variable.
12000 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12001 * doc/install.texi (Configuration): Document
12002 --enable-build-with-cxx, --with-stage1-ldflags,
12003 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12004 * configure: Rebuild.
12006 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12008 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12009 from previous commit.
12011 2009-06-23 Ian Lance Taylor <iant@google.com>
12013 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12015 2009-06-23 Ian Lance Taylor <iant@google.com>
12017 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12018 with ATTRIBUTE_UNUSED.
12020 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12021 Pat Haugen <pthaugen@us.ibm.com>
12022 Revital Eres <eres@il.ibm.com>
12024 * config.in (HAVE_AS_POPCNTD): Add default definition.
12025 (HAVE_AS_LWSYNC): Ditto.
12027 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12029 (gcc_cv_as_powerpc_cmpb): Ditto.
12030 (gcc_cv_as_powerpc_dfp): Ditto.
12031 (gcc_cv_as_powerpc_vsx): Ditto.
12032 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12033 supporting the popcntd/lwsync instructions.
12034 (gcc_cv_as_powerpc_lwsync): Ditto.
12035 * configure: Regenerate.
12037 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12038 -mcpu=native and -mcpu=power7.
12039 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12041 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12042 a variable instead of a mask to reduce the number of mask bits.
12043 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12044 (-mbit-word): Ditto.
12045 (-mregnames): Ditto.
12046 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12047 (-mfused-madd): Ditto.
12049 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12051 (-mvsx): New switch for VSX instructions.
12052 (-misel): Move from a variable to a mask to allow it to be set by
12055 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12056 function declaration to an array declaration.
12057 (rs6000_hard_regno_nregs): New external array declaration.
12059 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12060 files included by rs6000.md.
12062 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12063 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12065 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12067 (rs6000_debug_reg): New -mdebug= variables.
12068 (rs6000_debug_addr): Ditto.
12069 (rs6000_debug_cost): Ditto.
12070 (rs6000_pmode): New variable to hold Pmode.
12071 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12072 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12073 calculated at compiler start.
12074 (rs6000_hard_regno_nregs): Change function to an array which holds
12075 HARD_REGNO_NREGS calculated at compiler start.
12076 (rs6000_explicit_options): Delete isel field.
12077 (rs6000_vector_unit): New array to hold which vector unit
12078 supports arithmetic options for a given type.
12079 (rs6000_vector_mem): New array to hold which vector unit supports
12080 memory reference operations for a given type.
12081 (rs6000_vector_align): New array to given the alignment of each
12083 (power7_cost): New basic costs for power7.
12084 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12085 (rs6000_hard_regno_nregs_internal): New function, moved from
12086 HARD_REGNO_NREGS, to calculate the number of registers each hard
12087 register takes for each type.
12088 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12089 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12090 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12091 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12092 unit information here so it is calculated once at compiler startup
12094 (rs6000_override_options): Make -misel a target mask. Add more
12095 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12096 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12098 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12099 (rs6000_handle_option): Move -misel from variable to target mask.
12100 (rs6000_builtin_mask_for_load): Add VSX support.
12101 (rs6000_conditional_register_usage): Ditto.
12102 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12103 (function_arg_boundary): Ditto.
12104 (rs6000_expand_builtin): Ditto.
12105 (def_builtin): Make abort message a little friendlier.
12106 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12108 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12109 assembler support the popcntd instruction instead of a vsx
12110 instruction to enable power7 support.
12111 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12112 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12113 option to the assembler if -mcpu=native.
12114 (ASM_CPU_NATIVE_SPEC): Ditto.
12115 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12117 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12118 the lwsync instruction.
12119 (enum processor_type): Add PROCESSOR_POWER7.
12120 (rs6000_debug_reg): New -mdebug= options.
12121 (rs6000_debug_addr): Ditto.
12122 (rs6000_debug_cost): Ditto.
12123 (rs6000_isel): Delete.
12124 (enum rs6000_vector): New enum to say what vector unit we have.
12125 (VECTOR_UNIT_*): New macros to say which vector unit has
12126 arithmetic operations for a given type.
12127 (VECTOR_MEM_*): New macros to say which vector unit has memory
12128 operations for a given type.
12129 (TARGET_LDBRX): Whether the machine supports the ldbrx
12131 (TARGET_ISEL): Delete, -misel moved to be a mask.
12132 (TARGET_ISEL64): New macro for 64-bit isel support.
12133 (UNITS_PER_VSX_WORD): New macro.
12134 (POINTER_SIZE): Move to be an external variable, rather than
12135 calculating whether we are generating 32 ot 64-bit code.
12137 (STACK_BOUNDARY): Add VSX support.
12138 (LOCAL_ALIGNMENT): Ditto.
12139 (SLOW_UNALIGNED_ACCESS): Ditto.
12140 (VSX_REGNO_P): New macro for VSX support.
12141 (VFLOAT_REGNO_P): Ditto.
12142 (VINT_REGNO_P): Ditto.
12143 (VLOGICAL_REGNO_P): Ditto.
12144 (VSX_VECTOR_MODE): Ditto.
12145 (VSX_SCALAR_MODE): Ditto.
12147 (VSX_MOVE_MODE): Ditto.
12148 (VSX_REG_CLASS_P): Ditto.
12149 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12151 (UNITS_PER_SIMD_WORD): Add VSX support.
12152 (MODES_TIEABLE_P): Ditto.
12153 (STARTING_FRAME_OFFSET): Ditto.
12154 (STACK_DYNAMIC_OFFSET): Ditto.
12155 (EPILOGUE_USES): Ditto.
12156 (REGNO_REG_CLASS): Move to array lookup.
12157 (CLASS_MAX_NREGS): Ditto.
12158 (rs6000_vector_reg_class): Add declaration.
12159 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12160 overlap with the floating point and Altivec registers.
12162 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12164 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12165 give the appropriate asm switches if -mcpu=native.
12166 (host_detect_local_cpu): Add support for "asm".
12167 (host_detect_local_cpu): Follow GNU code guidelines for name.
12169 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12170 -mbit-word to a variable instead of being a target mask.
12172 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12173 emit the lwsync instruction instead of emitting the instruction as
12174 an integer constant.
12176 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12177 fixuns_trundfsi2, move expander into rs6000.md.
12179 * config/rs6000/rs6000.md (cpu): Add power7.
12180 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12181 (logical predicate patterns): Change the single instruction
12182 primitives that set CR0 to be fast_compare instead of compare.
12184 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12185 (popcntddi2): Ditto.
12186 (popcount<mode>): Ditto.
12187 (floating multiply/add insns): Name the floating point
12188 multiply/add insns.
12189 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12190 (isel_unsigned_<mode>): Ditto.
12191 (fixuns_trundfsi2): Move expander here from spe.md.
12192 (smindi3): Define if we have -misel on 64-bit systems.
12197 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12199 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12201 * config/avr/avr.c (avr_current_device): New variable.
12202 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12203 (avr_arch, mcu_type_s): Move to avr.h.
12204 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12205 default_data_section_start fields.
12206 (avr_arch): Moved from avr.c.
12207 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12208 library_name fields.
12209 (avr_current_device, avr_mcu_types, avr_arch_types,
12210 avr_device_to_arch, avr_device_to_data_start,
12211 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12212 (EXTRA_SPEC_FUNCTIONS): Define.
12213 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12214 options mapping. Use device_to_arch and device_to_data_start insted.
12215 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12216 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12217 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12218 * config/avr/driver-avr.c: New file.
12219 * config/avr/avr-devices.c: New file.
12221 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12223 * var-tracking.c (unshare_variable): Force initialized to
12224 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12225 (set_variable_part): Likewise.
12226 (struct variable_union_info): Remove pos_src field.
12227 (vui_vec, vui_allocated): New variables.
12228 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12229 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12230 == 1 use a simpler sorting algorithm. Compute pos field right
12231 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12232 Avoid quadratic comparison if !flag_var_tracking_uninit.
12233 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12234 unshare_variable unconditionally.
12235 (dataflow_set_different_2): Removed.
12236 (dataflow_set_different): Don't traverse second hash table.
12237 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12238 unconditionally to var_reg_set or var_mem_set.
12239 (emit_notes_in_bb): Likewise.
12240 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12242 (emit_note_insn_var_location): Don't set initialized to
12243 VAR_INIT_STATUS_INITIALIZED early.
12244 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12246 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12248 * tree-object-size.c (addr_object_size): Instead of checking
12249 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12250 are no FIELD_DECLs following it.
12252 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12254 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12255 order to match bswaps with signed source operands.
12257 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12259 * sdbout.c (sdbout_one_type): Fix braces in switch.
12261 2009-06-23 Richard Guenther <rguenther@suse.de>
12263 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12265 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12266 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12267 var_callused, callused_tree, var_storedanything, storedanything_tree,
12268 var_integer, integer_tree): Remove global variables.
12269 (new_var_info): Do not pass new id, append the new var to the
12270 global variable vector.
12271 (do_ds_constraint): Use is_global_var member of the variable-info.
12272 (new_scalar_tmp_constraint_exp): Adjust.
12273 (create_function_info_for): Likewise.
12274 (create_variable_info_for): Likewise.
12275 (find_what_var_points_to): Remove dead code.
12276 (init_base_vars): Simplify.
12277 (compute_points_to_sets): Adjust.
12279 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12281 * combine.c (try_combine): Dump information about the insns we're
12284 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12286 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12287 check when calling force_to_mode on TRUNCATE's operand.
12289 2009-06-22 Ian Lance Taylor <iant@google.com>
12291 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12293 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12295 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12297 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12299 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12300 override library linkage flags such as -static-libgcc or
12303 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12305 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12307 2009-06-22 Ian Lance Taylor <iant@google.com>
12309 * config/linux.opt: Put mglibc ahead of muclibc.
12311 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12312 for duplicate decls.
12314 2009-06-22 Matthias Klose <doko@ubuntu.com>
12316 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12318 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12321 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12322 instead of NULL if a parser error occurs.
12324 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12326 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12327 non-DWARF2_DEBUGGING_INFO version.
12329 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12331 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12332 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12334 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12335 (LIBGCC2_TF_CEXT): Define.
12338 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12341 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12343 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12345 * config/arm/arm.c (arm_override_options): Disable
12346 -mcaller-super-interworking and -mcallee-super-interworking.
12347 * doc/invoke.texi (ARM Options): Document this.
12349 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12351 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12352 * config/arm/constraints.md (j): New constraint for movw operands.
12353 (N): Remove thumb2 meaning.
12354 * config/arm/arm.md (*arm_movw): Delete.
12355 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12356 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12357 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12359 2009-06-22 Martin Jambor <mjambor@suse.cz>
12361 PR tree-optimization/40492
12362 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12363 build_ref_for_offset.
12365 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12367 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12368 JUMP_TABLE_DATA_P predicates where applicable.
12369 * auto-inc-dec.c: Ditto.
12370 * builtins.c: Ditto.
12371 * caller-save.c: Ditto.
12373 * cfgcleanup.c: Ditto.
12374 * cfglayout.c: Ditto.
12376 * combine.c: Ditto.
12377 * combine-stack-adj.c: Ditto.
12381 * df-scan.c: Ditto.
12383 * dwarf2asm.c: Ditto.
12384 * dwarf2out.c: Ditto.
12385 * emit-rtl.c: Ditto.
12391 * function.c: Ditto.
12394 * genpreds.c: Ditto.
12395 * genrecog.c: Ditto.
12397 * ira-costs.c: Ditto.
12398 * ira-lives.c: Ditto.
12400 * loop-iv.c: Ditto.
12401 * lower-subreg.c: Ditto.
12402 * modulo-sched.c: Ditto.
12404 * postreload.c: Ditto.
12405 * print-rtl.c: Ditto.
12407 * reginfo.c: Ditto.
12408 * regmove.c: Ditto.
12409 * reload1.c: Ditto.
12412 * rtlanal.c: Ditto.
12414 * sched-vis.c: Ditto.
12416 * sel-sched-ir.c: Ditto.
12417 * simplify-rtx.c: Ditto.
12418 * targhooks.c: Ditto.
12419 * var-tracking.c: Ditto.
12420 * vmsdbgout.c: Ditto.
12422 2009-06-22 Matthias Klose <doko@ubuntu.com>
12424 * Makefile.in (install-plugin): Always use DESTDIR.
12426 2009-06-22 Olivier Hainque <hainque@adacore.com>
12428 * config/pa/pa.c (output_call): Don't optimize post call jumps
12429 into return address adjustments if the call may throw.
12431 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12433 * arm.c (thumb1_output_casesi): New function.
12434 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12435 optimizing for size or PIC.
12436 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12437 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12438 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12439 (thumb1_casesi_internal_pic): New expand rule.
12440 (thumb1_casesi_dispatch): New pattern.
12441 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12443 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12444 in the text seciton when PIC or optimizing for size.
12445 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12446 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12447 preservation properties of code.
12448 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12449 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12450 (__gnu_thumb1_case_si): New function.
12451 * t-arm (LIB1ASMSRC): Define here.
12452 (LIB1ASMFUNCS): Add some common functions.
12453 * t-arm-elf (LIB1ASMSRC): Delete.
12454 (LIB1ASMFUNCS): Append to existing set.
12455 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12456 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12457 * t-symbian (LIB1ASMFUNCS): Likewise.
12458 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12459 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12461 2009-06-21 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/38729
12464 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12465 to loops with a single exit if -fno-expensive-optimizations.
12467 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12469 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12470 (dataflow_set): Change vars type from htab_t to shared_hash.
12471 (shared_hash_pool, empty_shared_hash): New variables.
12472 (vars_clear): Removed.
12473 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12474 shared_hash_find_slot_unshare, shared_hash_find_slot,
12475 shared_hash_find_slot_noinsert, shared_hash_find): New
12477 (shared_hash_unshare, shared_hash_destroy): New functions.
12478 (unshare_variable): Unshare set->vars if shared, use
12480 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12481 (get_init_value, find_src_set_src, dump_dataflow_set,
12482 clobber_variable_part, emit_notes_for_differences): Use
12484 (dataflow_set_init): Remove second argument, set vars to
12485 empty_shared_hash instead of creating a new htab.
12486 (dataflow_set_clear): Call shared_hash_destroy and set vars
12487 to empty_shared_hash instead of calling vars_clear.
12488 (dataflow_set_copy): Don't call vars_copy, instead just share
12489 the src htab with dst.
12490 (variable_union): Use shared_hash_*, use initially NO_INSERT
12491 lookup if set->vars is shared. Don't keep slot cleared before
12492 calling unshare_variable. Unshare set->vars if needed.
12493 Even ->refcount == 1 vars must be unshared if set->vars is shared
12494 and var needs to be modified.
12495 (variable_canonicalize): New function.
12496 (dataflow_set_union): If dst->vars is empty, just share src->vars
12497 with dst->vars and traverse with variable_canonicalize to canonicalize
12498 and unshare what is needed.
12499 (dataflow_set_different): If old_set and new_set use the same shared
12500 htab, they aren't different. If number of htab elements is different,
12501 htabs are different. Use shared_hash_*.
12502 (dataflow_set_destroy): Call shared_hash_destroy instead of
12504 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12505 second argument to dataflow_set_init.
12506 (vt_initialize): Likewise. Initialize shared_hash_pool and
12507 empty_shared_hash, move bb in/out initialization afterwards.
12508 Use variable_htab_free instead of NULL as changed_variables del hook.
12509 (variable_was_changed): Change type of second argument to pointer to
12510 dataflow_set. When inserting var into changed_variables, bump
12511 refcount. Unshare set->vars if set is shared htab and slot needs to
12513 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12514 lookup if set->vars is shared. Unshare set->vars if needed.
12515 Even ->refcount == 1 vars must be unshared if set->vars is shared
12516 and var needs to be modified. Adjust variable_was_changed caller.
12517 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12518 vars must be unshared if set->vars is shared and var needs to be
12519 modified. Adjust variable_was_changed caller.
12520 (emit_note_insn_var_location): Don't pool_free var.
12521 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12523 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12524 free_alloc_pool on shared_hash_pool.
12526 2009-06-20 Anthony Green <green@moxielogic.com>
12528 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12529 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12531 2009-06-20 Richard Guenther <rguenther@suse.de>
12533 * tree-ssa-structalias.c (find_func_aliases): For memset use
12534 a constraint from NULL if we memset to zero.
12535 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12536 we explicitly handle that do not read from memory.
12537 (call_may_clobber_ref_p_1): Properly handle builtins that may
12540 2009-06-20 Richard Guenther <rguenther@suse.de>
12542 PR tree-optimization/40495
12543 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12544 (new_scalar_tmp_constraint_exp): New function.
12545 (process_constraint): Do not create temporary decls.
12546 (process_all_all_constraints): Likewise.
12547 (handle_const_call): Likewise.
12548 (create_function_info_for): Do not set decl.
12550 2009-06-19 Ian Lance Taylor <iant@google.com>
12552 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12553 (rs6000_attribute_table): Make static; move before use.
12555 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12557 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12558 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12559 Propagate the TREE_READONLY flag without overwriting it.
12560 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12561 Propagate the TREE_READONLY flag onto the result.
12562 (process_call_operands): Move around. Use correct constant value.
12564 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12567 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12568 * config/arm/arm.md: Likewise.
12570 2009-06-19 Ian Lance Taylor <iant@google.com>
12572 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12573 to GIMPLE_ERROR_MARK.
12575 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12576 op2_original_type parameters. Warn about using different enum types.
12577 * c-parser.c (c_parser_conditional_expression): Pass original
12578 types to build_conditional_expr.
12579 * c-tree.h (build_conditional_expr): Update declaration.
12581 2009-06-19 Ian Lance Taylor <iant@google.com>
12583 * config/i386/i386.c (ix86_function_specific_save): Test that
12584 fields match values, rather than testing the values are in a
12587 2009-06-19 Richard Guenther <rguenther@suse.de>
12589 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12590 ADDR_EXPR pointers.
12591 (ptr_derefs_may_alias_p): Likewise.
12592 (ptr_deref_may_alias_ref_p_1): New function.
12593 (ptr_deref_may_alias_ref_p): Likewise.
12594 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12595 covered by looking at the ESCAPED solution.
12596 (call_may_clobber_ref_p_1): Likewise.
12597 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12598 Handle NULL_TREE offset. Do not produce redundant constraints.
12599 (process_all_all_constraints): New helper function.
12600 (do_structure_copy): Use it.
12601 (handle_lhs_call): Likewise.
12602 (find_func_aliases): Handle some builtins with pointer arguments
12603 and/or return values explicitly.
12605 2009-06-19 Ian Lance Taylor <iant@google.com>
12607 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12609 2009-06-19 Ian Lance Taylor <iant@google.com>
12611 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12613 2009-06-19 Ian Lance Taylor <iant@google.com>
12615 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12616 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12619 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12620 uninitialized const.
12622 2009-06-19 Ian Lance Taylor <iant@google.com>
12624 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12627 * c-decl.c (in_struct, struct_types): Remove.
12628 (struct c_binding): Add in_struct field.
12629 (c_binding_ptr): Define type, along with VEC.
12630 (struct c_struct_parse_info): Define.
12631 (struct_parse_info): New static variable.
12632 (bind): Initialize in_struct field.
12633 (start_struct): Remove enclosing_in_struct and
12634 enclosing_struct_types parameters. Add
12635 enclosing_struct_parse_info parameter. Change all callers. Set
12636 struct_parse_info rather than in_struct and struct_types.
12637 (grokfield): If -Wc++-compat and there is a symbol binding for the
12638 field name, set the in_struct flag and push it on the
12639 struct_parse_info->fields vector.
12640 (warn_cxx_compat_finish_struct): New static function.
12641 (finish_struct): Remove enclosing_in_struct and
12642 enclosing_struct_types parameters. Add
12643 enclosing_struct_parse_info parameter. Change all callers. Don't
12644 set C_TYPE_DEFINED_IN_STRUCT here. Call
12645 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12646 parameter. Only push on struct_types if warn_cxx_compat.
12647 (finish_enum): Only push on struct_types if warn_cxx_compat.
12648 (declspecs_add_type): Add loc parameter. Change all callers.
12649 Change all error calls to error_at. Pass loc, not input_location,
12650 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12651 defined in a struct. If -Wc++-compat and parsing a struct, record
12652 that a typedef name was used.
12653 * c-parser.c (c_parser_declspecs): Get location to pass to
12654 declspecs_add_type.
12655 (c_parser_struct_or_union_specifier): Update calls to start_struct
12657 * c-tree.h (struct c_struct_parse_info): Declare.
12658 (finish_struct, start_struct): Update declarations.
12659 (declspecs_add_type): Update declaration.
12661 2009-06-19 Ian Lance Taylor <iant@google.com>
12663 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12664 variable with an anonymous type.
12666 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12668 * see.c: Remove for real.
12670 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12672 * optabs.h (enum optab_index): Add new OTI_significand.
12673 (significand_optab): Define corresponding macro.
12674 * optabs.c (init_optabs): Initialize significand_optab.
12675 * genopinit.c (optabs): Implement significand_optab using
12676 significand?f2 patterns.
12677 * builtins.c (expand_builtin_mathfn): Handle
12678 BUILT_IN_SIGNIFICAND{,F,L}.
12679 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12680 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12682 * config/i386/i386.md (significandxf2, significand<mode>2): New
12683 expanders to implement significandf, significand and significandl
12684 built-ins as inline x87 intrinsics.
12686 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12688 * config/avr/avr.c (avr_override_options): Remove setting value of
12689 PARAM_INLINE_CALL_COST.
12691 2009-06-18 Richard Henderson <rth@redhat.com>
12694 * tree-pass.h (TDF_ASMNAME): New.
12695 * tree-dump.c (dump_options): Add asmname.
12696 * doc/invoke.texi: Document it.
12698 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12699 (dump_decl_name): ...here.
12700 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12701 (dump_generic_node): Update dump_function_name calls.
12702 (print_call_name): New flags arg; update all dump calls.
12703 * diagnostic.h (print_call_name): Update.
12704 * gimple-pretty-print.c (dump_gimple_call): Update.
12706 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12709 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12711 2009-06-18 Diego Novillo <dnovillo@google.com>
12713 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12714 * plugin.c (str_license): Declare.
12715 (try_init_one_plugin): Assert that the symbol
12716 'plugin_is_GPL_compatible' exists.
12718 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12721 * Makefile.in (OBJS-common): Remove see.o.
12723 * common.opt (fsee): Mark as preserved for backward compatibility.
12724 * opts.c (common_handle_option): Add OPT_fsee to the backward
12725 compatibility section.
12726 * passes.c (init_optimization_passes, pass_see): Remove pass.
12727 * timevar.def (TV_SEE): Remove.
12728 * tree-pass.h (pass_see): Remove declaration.
12729 * doc/invoke.texi (-fsee): Remove documentation.
12731 2009-06-18 Martin Jambor <mjambor@suse.cz>
12733 * tree-sra.c: Include statistics.h
12734 (sra_stats): New variable.
12735 (sra_initialize): Clear sra_stats.
12736 (create_access_replacement): Increment sra_stats.replacements.
12737 (get_access_replacement): Do not return twice.
12738 (analyze_all_variable_accesses): Increment statistics counter by the
12739 number of scalarized aggregates.
12740 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12741 (sra_modify_expr): Increment sra_stats.exprs.
12742 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12743 (sra_modify_assign): Increment sra_stats.exprs,
12744 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12745 (perform_intra_sra): Update statistics counters.
12746 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12748 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12750 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12751 (arm_scalar_mode_supported_p): New function.
12753 2009-06-18 Paul Brook <paul@codesourcery.com>
12754 Sandra Loosemore <sandra@codesourcery.com>
12756 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12757 (__extendhfsf2, __truncsfhf2): Define.
12758 * config/arm/fp16.c: New file.
12759 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12760 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12762 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12764 * doc/extend.texi (Half-Precision): New section.
12765 * doc/invoke.texi (Option Summary): List -mfp16-format.
12766 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12767 * config/arm/arm.opt (mfp16-format=): New.
12768 * config/arm/arm.c: Include intl.h.
12769 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12770 (TARGET_INVALID_RETURN_TYPE): Redefine.
12771 (TARGET_PROMOTED_TYPE): Redefine.
12772 (TARGET_CONVERT_TO_TYPE): Redefine.
12773 (arm_fp16_format): Define.
12774 (all_fpus): Add entry for neon-fp16.
12775 (fp_model_for_fpu): Likewise.
12776 (struct fp16_format): Declare.
12777 (all_fp16_formats): Define.
12778 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12780 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12782 (arm_legitimate_index_p): Treat HFmode like HImode.
12783 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12784 (coproc_secondary_reload_class): Special-case HFmode.
12785 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12786 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12787 (arm_init_fp16_builtins): New.
12788 (arm_init_builtins): Call it.
12789 (arm_invalid_parameter_type): New.
12790 (arm_invalid_return_type): New.
12791 (arm_promoted_type): New.
12792 (arm_convert_to_type).
12793 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12795 (arm_emit_fp16_const): New function.
12796 (arm_mangle_type): Mangle __fp16 as "Dh".
12797 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12799 (TARGET_NEON_FP16): New.
12800 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12801 (enum fputype): Add FPUTYPE_NEON_FP16.
12802 (enum arm_fp16_format_type): Declare.
12803 (arm_fp16_format): Declare.
12804 (LARGEST_EXPONENT_IS_NORMAL): Define.
12805 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12806 * config/arm/arm-modes.def (HFmode): Define.
12807 * config/arm/vfp.md: (*movhf_vfp): New.
12808 (extendhfsf2): New.
12810 * config/arm/arm.md: (fpu): Add neon_fp16.
12811 (floatsihf2, floatdihf2): New.
12812 (fix_trunchfsi2, fix_trunchfdi2): New.
12814 (extendhfdf2): New.
12816 (*arm32_movhf): New.
12817 (*thumb1_movhf): New.
12818 (consttable_2): Add check for HFmode constants.
12819 (consttable_4): Handle HFmode constants.
12821 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12823 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12825 2009-06-17 Olivier Hainque <hainque@adacore.com>
12827 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12828 const char ** conversion in AIX specific section.
12830 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12832 * config/i386/i386.c (ix86_special_builtin_type): Remove
12833 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12834 (bdesc_special_args): Updated.
12835 (ix86_init_mmx_sse_builtins): Likewise.
12836 (ix86_expand_special_args_builtin): Likewise.
12838 2009-06-17 Richard Henderson <rth@redhat.com>
12840 * tree-pretty-print.c (maybe_dump_asm_name): New.
12841 (dump_decl_name): Use it.
12842 (PRINT_FUNCTION_NAME): Merge into...
12843 (dump_function_name): ... here. Use maybe_dump_asm_name.
12845 2009-06-17 Cary Coutant <ccoutant@google.com>
12847 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12849 * debug.c (struct gcc_debug_hooks): Change placeholder for
12851 (debug_nothing_int_charstar_int): Replaced by...
12852 (debug_nothing_int_charstar_int_bool): ...this.
12853 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12854 source_line prototype.
12855 (debug_nothing_int_charstar_int): Replaced by...
12856 (debug_nothing_int_charstar_int_bool): ...this.
12857 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12858 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12859 Output is_stmt operand when necessary.
12860 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12861 (notice_source_line): Add is_stmt parameter.
12862 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12863 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12865 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12866 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12868 2009-06-17 Ian Lance Taylor <iant@google.com>
12870 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12872 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12875 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12877 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12878 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12879 tree_strip_sign_nop_conversions and
12880 tree_ssa_strip_useless_type_conversions rather than stripping
12881 the operations here.
12882 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12884 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12885 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12886 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12887 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12890 2009-06-17 Michael Eager <eager@eagercon.com>
12892 * config/rs6000/constraints.md (register_constraint "d"): New.
12893 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12894 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12895 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12896 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12897 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12898 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12899 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12900 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12901 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12902 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12904 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12905 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12906 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12907 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12908 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12909 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12910 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12911 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12912 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12913 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12914 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12915 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12916 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12917 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12919 2009-06-16 Ian Lance Taylor <iant@google.com>
12921 * profile.c (total_num_never_executed): Don't define.
12922 (compute_branch_probabilities): Don't count or print
12923 num_never_executed.
12924 (init_branch_prob): Don't set total_num_never_executed.
12925 (end_branch_prob): Don't print total_num_never_executed.
12927 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12929 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12931 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12933 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12934 (nabstd2_fpr): Same.
12936 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12938 * expr.c (expand_assignment): Change complex type check.
12940 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12942 * doc/plugins.texi (Building GCC plugins): Added new section.
12944 2009-06-17 Ian Lance Taylor <iant@google.com>
12946 * c-pch.c (get_ident): Don't set size of templ array.
12947 (pch_init): Don't set size of partial_pch array.
12949 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12950 string constant to intialize an array whose size is the length of
12953 2009-06-17 Richard Guenther <rguenther@suse.de>
12955 PR tree-optimization/40389
12956 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12957 to addressable types.
12958 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12960 2009-06-17 Richard Guenther <rguenther@suse.de>
12962 PR middle-end/40460
12963 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12964 if there is no evolution of left in the loop bail out.
12965 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12966 chrec_fold_multiply.
12968 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12969 Janis Johnson <janis187@us.ibm.com>
12972 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12973 for the symbol ref of a constant that is the source of a move
12974 - nor for any other not-obvious-label-ref constants.
12976 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12978 * plugin.c (position_pass): Skip newly inserted pass during list
12979 traversal to avoid repeated insertion.
12981 2009-06-16 Ian Lance Taylor <iant@google.com>
12983 * vec.h (VEC_stack_alloc): Define different version if
12984 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12985 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12986 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12987 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12989 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12991 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12993 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12994 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12995 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12996 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12997 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12998 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12999 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13000 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13001 __builtin_ia32_rdtscp.
13002 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13003 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13004 and __builtin_ia32_rorhi.
13005 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13006 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13007 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13008 (ix86_expand_args_builtin): Likewise.
13009 (ix86_expand_special_args_builtin): Likewise.
13011 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13012 (UNSPECV_RDTSC): Likewise.
13013 (UNSPECV_RDPMC): Likewise.
13014 (*bsr): Renamed to ...
13016 (*bsr_rex64): Renamed to ...
13019 (*rdpmc): Likewise.
13020 (*rdpmc_rex64): Likewise.
13022 (*rdtsc): Likewise.
13023 (*rdtsc_rex64): Likewise.
13024 (rdtscp): Likewise.
13025 (*rdtscp): Likewise.
13026 (*rdtscp_rex64): Likewise.
13028 * config/i386/ia32intrin.h: New.
13030 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13032 2009-06-16 Ian Lance Taylor <iant@google.com>
13034 * ira-build.c (copy_info_to_removed_store_destinations):
13035 Initialize parent_a.
13037 2009-06-16 Ian Lance Taylor <iant@google.com>
13039 * c-decl.c (grokdeclarator): Change size_varies to bool.
13041 2009-06-16 Ian Lance Taylor <iant@google.com>
13043 * sel-sched.c: Make forward declarations of move_op_hooks and
13044 fur_hooks explicitly extern.
13046 2009-06-16 Ian Lance Taylor <iant@google.com>
13048 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13049 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13051 2009-06-16 Ian Lance Taylor <iant@google.com>
13053 * resource.c (mark_referenced_resources): Change
13054 include_delayed_effects parameter to bool. Change all callers.
13055 (mark_end_of_function_resources): Likewise.
13056 * reorg.c (insn_references_resource_p): Likewise.
13057 (insn_sets_resource_p): Likewise.
13058 * resource.h (mark_referenced_resources): Update declaration.
13059 (mark_end_of_function_resources): Update declaration.
13061 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13063 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13065 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13067 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13068 GCC can bootstrap on AIX with GNU Binutils 2.20.
13070 2009-06-16 Ian Lance Taylor <iant@google.com>
13072 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13074 2009-06-16 Ian Lance Taylor <iant@google.com>
13076 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13077 inline, not extern inline.
13078 (exact_log2): Likewise.
13079 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13081 (exact_log2): Likewise, but don't test CTZ_HWI.
13083 2009-06-16 Ian Lance Taylor <iant@google.com>
13085 * bitmap.c (bitmap_clear): Don't declare as inline.
13086 * gimple.c (gimplify_assign): Likewise.
13087 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13088 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13089 (sched_scan_info): Remove duplicate definition.
13091 2009-06-16 Ian Lance Taylor <iant@google.com>
13093 * c-common.c (skip_evaluation): Don't define.
13094 (c_inhibit_evaluation_warnings): Define global variable.
13095 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13096 than skip_evaluation.
13097 (convert_and_check, warn_for_div_by_zero): Likewise.
13098 * c-common.h (skip_evaluation): Don't declare.
13099 (c_inhibit_evaluation_warnings): Declare.
13100 * c-parser.c (c_parser_typeof_specifier): Set
13101 c_inhibit_evaluation_warnings rather than skip_evaluation.
13102 (c_parser_conditional_expression): Likewise.
13103 (c_parser_binary_expression): Likewise.
13104 (c_parser_sizeof_expression): Likewise.
13105 (c_parser_alignof_expression): Likewise.
13106 * c-typeck.c (build_indirect_ref): Check
13107 c_inhibit_evaluation_warnings rather than skip_evaluation.
13108 (build_conditional_expr, build_binary_op): Likewise.
13110 2009-06-16 Richard Guenther <rguenther@suse.de>
13112 * tree-ssa-alias.c (is_escape_site): Remove.
13113 * tree-ssa-alias.h (enum escape_type): Remove.
13114 (is_escape_site): Likewise.
13115 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13116 via casts and asms without deferring to is_escape_site.
13118 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13120 PR middle-end/40446
13121 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13122 use gen_lowpart if op0 has complex mode.
13124 2009-06-16 Richard Guenther <rguenther@suse.de>
13126 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13127 variables add them to ESCAPED.
13128 (find_func_aliases): Do not make all indirectly stored values escaped.
13130 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13132 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13133 make_decl_one_only.
13135 2009-06-16 Martin Jambor <mjambor@suse.cz>
13137 PR tree-optimization/40432
13138 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13139 check whether we need to force gimple register operand.
13141 2009-06-16 Martin Jambor <mjambor@suse.cz>
13143 PR tree-optimization/40413
13144 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13145 build_ref_for_offset.
13146 (propagate_subacesses_accross_link): Fix a typo in a comment.
13148 2009-06-16 Ira Rosen <irar@il.ibm.com>
13150 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13151 with additional parameter.
13152 * tree-vectorizer.h (enum vect_def_type): Add new value
13154 (enum vect_relevant): Add comments.
13155 (vect_is_simple_reduction): Add new argument.
13156 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13157 Detect nested cycles.
13158 (vect_is_simple_reduction): Update documentation, add an argument to
13159 distinguish inner-loop reduction from nested cycle, detect nested
13160 cycles, fix printings and indentation, don't swap operands in case
13162 (get_initial_def_for_reduction): Handle subtraction.
13163 (vect_create_epilog_for_reduction): Add new argument to specify
13164 reduction variable.
13165 (vect_finalize_reduction): Handle subtraction, fix comments.
13166 (vectorizable_reduction): Handle nested cycles. In case of nested
13167 cycle keep track of the reduction variable position. Call
13168 vect_is_simple_reduction with additional parameter. Use original
13169 statement code in reduction epilogue for nested cycle. Call
13170 vect_create_epilog_for_reduction with additional parameter.
13171 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13172 inner-loop vectorization.
13173 (vect_recog_widen_sum_pattern): Likewise.
13174 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13176 (vect_mark_stmts_to_be_vectorized): Likewise.
13177 (vect_get_vec_def_for_operand): Handle nested cycles.
13179 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13181 * doc/invoke.texi (Debugging Options): Fix option index entries
13182 for -fdump-statistics, -frandom-seed add entries for
13183 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13184 (FRV Options): Fix entries for -mTLS, -mtls.
13185 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13186 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13187 (M68hc1x Options): Fix @itemx for -mnominmax.
13188 (MCore Options): Fix entry for -mno-lsim.
13189 (MMIX Options): Fix entry for -mabi=mmixware.
13190 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13192 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13194 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13195 Mention the plugin mode of gengtype.
13196 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13197 * gengtype.c: Updated copyright.
13198 (plugin_files, nb_plugin_files) Added new static variables.
13199 (measure_input_list) Care about plugin_files.
13200 (write_rtx_next): Added early return in plugin mode.
13201 (create_file): Updated copyright year in generated file. Added
13203 (oprintf): Added early return if NULL outf.
13204 (get_output_file_with_visibility): Care of plugin_files.
13205 (get_output_file_name): May return null.
13206 (write_local): Added early return.
13207 (put_mangled_filename): Ditto.
13208 (finish_root_table): Added check for base_files.
13209 (write_roots): Care about null when plugins.
13210 (main): Added plugin mode.
13212 2009-06-15 Ian Lance Taylor <iant@google.com>
13214 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13215 * gcov.c (read_count_file): Add braces around variables declared
13218 * c.opt (Wjump-misses-init): New warning.
13219 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13220 -Wall and -Wc++-compat if not already set.
13221 (c_common_post_options): Clear warn_jump_misses_init if it was not
13223 * c-decl.c (struct c_binding): Change type field to a union with
13224 new label field. Make it the first field in the struct. Update
13225 references to type to use u.type instead.
13226 (struct c_spot_bindings): Define.
13227 (struct c_goto_bindings): Define.
13228 (c_goto_bindings_p): Define, along with VECs.
13229 (struct c_label_vars): Define.
13230 (struct c_scope): Add has_label_bindings field.
13231 (bind_label, set_spot_bindings): New static functions.
13232 (decl_jump_unsafe, update_spot_bindings): New static functions.
13233 (update_label_decls): New static function.
13234 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13235 Update binding u.label field to shadowed field.
13236 (c_binding_start_stmt_expr): New function.
13237 (c_binding_end_stmt_expr): New function.
13238 (pushdecl): Don't call c_begin_vm_scope.
13239 (make_label): Add defining and p_label_vars parameters. Change
13241 (lookup_label): Correct test for whether a label has not yet been
13242 defined. Call bind_label rather than bind.
13243 (warn_about_goto): New static function.
13244 (lookup_label_for_goto): New function.
13245 (declare_label): Call bind_label rather than bind.
13246 (check_earlier_gotos): New static function.
13247 (define_label): Don't give errors about jumping into statement
13248 expressions or scopes of variably modified types. Call
13249 set_spot_bindings and check_earlier_gotos. Call bind_label
13250 instead of bind. Don't set label_context_stack_se or
13251 label_context_stack_vm.
13252 (c_get_switch_bindings): New function.
13253 (c_release_switch_bindings): New function.
13254 (c_check_switch_jump_warnings): New function.
13255 (start_function): Don't set label_context_stack_se or
13256 label_context_stack_vm.
13257 (finish_function): Likewise.
13258 * c-typeck.c (label_context_stack_se): Don't define.
13259 (label_context_stack_vm): Don't define.
13260 (c_finish_goto_label): Call lookup_label_for_goto rather than
13261 lookup_label. Don't give errors about jumping into a statement
13262 expression or the scope of a variably modified type. Don't set
13263 label_context_stack_se or label_context_stack_vm.
13264 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13265 fields. Add bindings field.
13266 (c_start_case): Don't set deleted fields. Set bindings field.
13267 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13268 or blocked_vm. Call c_check_switch_jump_warnings.
13269 (c_finish_case): Don't test blocked_stmt_expr field. Call
13270 c_release_switch_bindings.
13271 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13272 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13273 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13274 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13275 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13276 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13277 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13278 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13279 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13280 (C_DECL_UNJUMPABLE_VM): Don't define.
13281 (C_DECL_UNDEFINABLE_VM): Don't define.
13282 (struct c_label_list): Don't define.
13283 (struct c_label_context_se): Don't define.
13284 (struct c_label_context_vm): Don't define.
13285 (struct c_spot_bindings): Declare.
13286 (c_bindings_start_stmt_expr): Declare.
13287 (c_bindings_end_stmt_expr): Declare.
13288 (lookup_label_for_goto): Declare.
13289 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13290 (c_check_switch_jump_warnings): Declare.
13291 (label_context_stack_se, label_context_stack_vm): Don't declare.
13292 (c_finish_goto_label): Update declaration.
13293 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13294 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13295 (Warning Options): Document -Wjump-misses-init.
13297 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13299 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13302 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13304 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13306 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13308 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13310 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13312 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13314 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13316 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13317 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13318 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13319 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13320 * dwarf2asm.c (dw2_force_const_mem): Update call to
13321 make_decl_one_only.
13322 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13323 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13324 * langhooks.c (lhd_comdat_group): Remove.
13325 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13326 * tree.h (DECL_COMDAT_GROUP): New.
13327 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13328 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13329 (make_decl_one_only): Change signature.
13330 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13331 make_decl_one_only.
13332 (make_decl_one_only): Change signature.
13333 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13335 2009-06-15 Richard Guenther <rguenther@suse.de>
13337 PR middle-end/40439
13338 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13340 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13342 * tree-ssa-math-opts.c: Remove extra divide.
13344 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13346 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13348 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13350 * passes.c: Add bswap pass.
13351 * tree-pass.h: Add pass_optimize_bswap declaration.
13352 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13353 Include rtl.h, expr.h and optabs.h for optab_handler check.
13354 (struct symbolic_number, pass_optimize_bswap): New definition.
13355 (do_shift_rotate, verify_symbolic_number_p): New functions.
13356 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13357 (gate_optimize_bswap): New function.
13358 * tree.c (widest_int_cst_value): New function.
13359 * tree.h (widest_int_cst_value): Prototype added.
13361 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13363 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13364 REG_EQUAL/REG_EQUIV notes.
13366 2009-06-14 Richard Guenther <rguenther@suse.de>
13368 PR middle-end/40389
13369 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13370 has its address taken if NRV was applied and it is addressable.
13371 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13372 function split out from ...
13373 (get_constraint_for_1): ... here.
13374 (handle_rhs_call): Use it to mark the return slot escaped if
13375 it is addressable and NRV was applied.
13377 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13379 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13380 Change first argument type to location_t.
13381 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13382 Do not set input_location.
13383 Use loc instead of input_location throughout.
13385 2009-06-13 Richard Guenther <rguenther@suse.de>
13387 PR tree-optimization/40421
13388 * tree-predcom.c (should_unroll_loop_p): Remove.
13389 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13391 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13393 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13394 Add location argument.
13396 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13398 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13400 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13401 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13402 * config/spu/spu-protos.h: Add location to
13403 spu_resolve_overloaded_builtin.
13404 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13405 spu_build_builtin_va_list.
13406 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13407 argument. Pass location to build_function_call_vec.
13408 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13410 (emit_fpu_switch): Same.
13411 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13412 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13413 to build_decl and create_artificial_label.
13414 (xtensa_gimplify_va_arg_expr): Same.
13415 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13416 (xstormy16_gimplify_va_arg_expr): Same.
13417 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13418 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13419 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13420 (mips16_build_function_stub): Same.
13421 (mips16_build_call_stub): Same.
13423 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13426 * arm/constraints.md (Pa, Pb): New constraints.
13427 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13428 split pattern to deal with them.
13430 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13432 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13433 fix index entry for -Xpreprocessor.
13435 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13437 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13438 Add location argument to build_decl call.
13439 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13440 (rs6000_init_builtins): Same.
13441 (spe_init_builtins): Same.
13442 (rs6000_gimplify_va_arg): Add location argument to
13443 create_artificial_label call.
13445 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13447 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13448 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13449 * Makefile.in: Fix GGC dependency for gcse.o.
13451 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13453 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13454 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13455 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13457 * c-parser.c (c_parser_binary_expression): Use current column while
13458 building binary operations.
13459 * common.opt (fshow-column): Enable by default.
13460 * tree-vrp.c (check_array_ref): Use warning_at.
13461 (check_array_bounds): Use location from call back if expr has no
13463 * tree.h: Add location argument to maybe_fold_*.
13464 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13465 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13466 (maybe_fold_offset_to_component_ref): Same.
13467 (maybe_fold_offset_to_reference): Same.
13468 (maybe_fold_offset_to_address): Same.
13469 (maybe_fold_stmt_indirect): Same.
13470 (maybe_fold_stmt_addition): Same.
13471 (fold_stmt_r): Pass location to maybe_fold_*.
13472 (fold_gimple_assign): Same.
13473 * c-tree.h: Add location argument to finish_decl,
13474 default_function_array_conversion, store_init_value.
13475 * c-decl.c (define_label): Use error_at.
13476 (c_make_fname_decl): Pass location to finish_decl.
13477 (finish_decl): New location argument.
13478 (build_compound_literal): Pass location to store_init_value.
13479 (grokdeclarator): Pass location to finish_decl.
13481 * c-typeck.c (array_to_pointer_conversion): New location argument.
13482 (function_to_pointer_conversion): Same.
13483 (default_function_array_conversion): Same.
13484 (parser_build_unary_op): Pass location to overflow_warning.
13485 (parser_build_binary_op): Same. Use warning_at.
13486 (build_unary_op): Pass location to array_to_pointer_conversion.
13487 (build_c_cast): Pass location to digest_init.
13488 (build_modify_expr): New location argument.
13489 (convert_for_assignment): Same.
13490 (store_init_value): Same.
13491 (digest_init): Same.
13492 (output_init_element): Pass location to digest_init and
13493 array_to_pointer_conversion.
13494 (c_finish_return): Pass location to convert_for_assignment.
13495 * gimplify.c (gimplify_conversion): Pass location to
13496 maybe_fold_offset_to_address.
13497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13498 to maybe_fold_stmt_addition.
13499 * c-omp.c (c_finish_omp_atomic): Pass new location to
13501 (c_finish_omp_for): Same.
13502 * c-common.c (overflow_warning): New argument.
13503 * c-common.h: New argument to build_modify_expr, overflow_warning.
13504 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13506 (c_parser_initializer): Pass location to
13507 default_function_array_conversion.
13508 (c_parser_initelt): Same.
13509 (c_parser_initval): Same.
13510 (c_parser_asm_operands): Same.
13511 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13512 (c_parser_conditional_expression): Same.
13513 (c_parser_binary_expression): Add location info to stack. Use it.
13514 (c_parser_unary_expression): Pass location to
13515 default_function_array_conversion, parser_build_unary_op,
13516 build_indirect_ref, c_parser_postfix_expression_after_primary.
13517 (c_parser_postfix_expression_after_primary): New location argument.
13519 (c_parser_expression_conv): Pass location to
13520 default_function_array_conversion.
13521 (c_parser_expr_list): Same.
13522 (c_parser_omp_atomic): Same.
13523 (c_parser_omp_for_loop): Same.
13524 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13525 (build_array_declarator): New argument.
13526 * c-decl.c (build_array_declarator): Add location argument.
13527 (grokdeclarator): Set id_loc for cdk_array.
13528 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13529 build_array_declarator.
13530 * tree.c (build_omp_clause): Add location argument.
13531 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13532 (OMP_CLAUSE_LOCATION): New macro.
13533 (struct tree_omp_clause): Add location field.
13534 (build_omp_clause): Add argument.
13535 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13536 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13538 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13539 (cp_parser_omp_clause_collapse): Same.
13540 (cp_parser_omp_clause_default): Same.
13541 (cp_parser_omp_clause_if): Same.
13542 (cp_parser_omp_clause_nowait): Same.
13543 (cp_parser_omp_clause_num_threads): Same.
13544 (cp_parser_omp_clause_ordered): Same.
13545 (cp_parser_omp_clause_schedule): Same.
13546 (cp_parser_omp_clause_untied): Same.
13547 (cp_parser_omp_for_loop): Same.
13548 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13549 * c-tree.h (c_start_case): Add location argument.
13550 (c_process_expr_stmt): Same.
13551 (c_finish_goto_*): Same.
13552 * tree-parloops.c (initialize_reductions): Pass location to
13554 (create_parallel_loop): Same.
13555 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13556 (gfc_trans_omp_reduction_list): Same.
13557 (gfc_trans_omp_clauses): Same.
13558 (gfc_trans_omp_do): Same.
13559 * c-typeck.c (c_finish_goto_label): Same.
13560 (c_finish_goto_ptr): New location argument.
13561 (c_start_case): Same.
13562 (emit_side_effect_warnings): Same.
13563 (c_process_expr_stmt): Same.
13564 (c_finish_stmt_expr): Same.
13565 (c_finish_omp_clauses): Use error_at instead of error.
13566 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13568 * c-omp.c (c_split_parallel_clauses): New location argument.
13569 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13570 to build_omp_clause.
13571 (convert_local_reference_stmt): Same.
13572 (convert_gimple_call): Same.
13573 * c-common.h (c_split_parallel_clauses): New argument.
13574 * c-parser.c (c_parser_statement_after_labels): Pass location to
13575 c_finish_goto_label.
13576 (c_parser_switch_statement): Pass location to c_start_case.
13577 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13578 and c_process_expr_stmt.
13579 (c_parser_omp_variable_list): Add location argument.
13580 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13581 (c_parser_omp_clause_default): Same.
13582 (c_parser_omp_clause_if): Same.
13583 (c_parser_omp_clause_num_threads): Same.
13584 (-c_parser_omp_clause_ordered): Same.
13585 (c_parser_omp_clause_reduction): Pass location to
13586 c_parser_omp_variable_list.
13587 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13588 (c_parser_omp_clause_untied): Same.
13589 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13590 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13592 * c-tree.h (check_for_loop_decls, undeclared_variable,
13593 build_component_ref, build_array_ref, build_external_ref,
13594 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13595 build_conditional_expr, build_compound_expr, c_cast_expr,
13596 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13597 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13599 * c-semantics.c (build_stmt): Same.
13600 (build_case_label): Same.
13601 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13602 (undeclared_variable): New argument.
13603 (make_label): Same.
13604 (lookup_label): Pass location on down.
13605 (define_label): Same.
13606 (finish_decl): Same.
13607 (build_compound_literal): Same.
13608 (finish_struct): Same.
13609 (finish_function): Do not set location here.
13610 (check_for_loop_decls): New argument.
13611 * tree.c (save_expr): Set location.
13612 (build_empty_stmt): New argument.
13613 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13614 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13615 * builtins.c (gimplify_va_arg_expr): Use locations.
13616 (expand_builtin_sync_operation): Same.
13617 * c-typeck.c (build_component_ref): New argument.
13618 (build_array_ref): Same.
13619 (build_external_ref): Same.
13620 (c_expr_sizeof_expr): Same.
13621 (c_expr_sizeof_type): Same.
13622 (parser_build_unary_op): Same.
13623 (build_conditional_expr): Same.
13624 (build_compound_expr): Pass location on down.
13625 (build_compound_expr): New argument.
13626 (build_c_cast): Same.
13627 (c_cast_expr): Same.
13628 (build_asm_expr): Same.
13629 (c_finish_return): Same.
13630 (c_process_expr_stmt): Pass location on down.
13631 (c_finish_stmt_expr): New argument.
13632 (push_clenaup): Same.
13633 (c_finish_omp_parallel): Same.
13634 (c_finish_omp_task): Same.
13635 * gimplify.c (gimplify_call_expr): Pass location on down.
13636 * c-omp.c (c_finish_omp_master): New argument.
13637 (c_finish_omp_critical): Same.
13638 (c_finish_omp_ordered): Same.
13639 (c_finish_omp_barrier): Same.
13640 (-c_finish_omp_taskwait): Same.
13641 (c_finish_omp_atomic): Same.
13642 (c_finish_omp_flush): Same.
13643 * tree-inline.c (copy_tree_body_r): Pass location on down.
13644 (inline_forbidden_p): Remove use of input_location.
13645 * c-gimplify.c (c_build_bind_expr): New argument.
13646 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13647 (c_sizeof_or_alignof_type): New argument.
13648 (c_alignof_expr): Same.
13649 (build_va_arg): Same.
13650 (c_add_case_label): Same.
13651 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13652 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13653 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13654 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13655 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13656 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13658 * stub-objc.c (objc_build_selector_expr): Same.
13659 (objc_build_throw_stmt): Same.
13660 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13661 (c_parser_initelt): Same.
13662 (c_parser_compound_statement): Same.
13663 (c_parser_compound_statement_nostart): Same.
13664 (c_parser_label): Same.
13665 (c_parser_statement_after_labels): Same.
13666 (c_parser_if_body): Same.
13667 (c_parser_else_body): Same.
13668 (c_parser_if_statement): Same.
13669 (c_parser_switch_statement): Same.
13670 (c_parser_while_statement): Same.
13671 (c_parser_do_statement): Same.
13672 (c_parser_for_statement): Same.
13673 (c_parser_asm_statement): Same.
13674 (c_parser_conditional_expression): Same.
13675 (c_parser_binary_expression): Same.
13676 (c_parser_cast_expression): Same.
13677 (c_parser_unary_expression): Same.
13678 (c_parser_sizeof_expression): Same.
13679 (c_parser_alignof_expression): Same.
13680 (c_parser_postfix_expression): Same.
13681 (c_parser_expression): Same.
13682 (c_parser_objc_receiver): Same.
13683 (c_parser_omp_variable_list): Same.
13684 (c_parser_omp_structured_block): Same.
13685 (c_parser_omp_atomic): New argument.
13686 (c_parser_omp_barrier): Same.
13687 (c_parser_omp_critical): Same.
13688 (c_parser_omp_flush): Pass location on down.
13689 (c_parser_omp_for_loop): New argument.
13690 (c_parser_omp_for): Same.
13691 (c_parser_omp_master): Same.
13692 (c_parser_omp_ordered): Same.
13693 (c_parser_omp_sections_scope): Same.
13694 (c_parser_omp_sections): Same.
13695 (c_parser_omp_parallel): Same.
13696 (c_parser_omp_single): Same.
13697 (c_parser_omp_task): Same.
13698 (c_parser_omp_taskwait): Pass location on down.
13699 (c_parser_omp_construct): Same.
13700 (c_parser_omp_threadprivate): Same.
13701 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13702 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13703 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13704 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13705 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13706 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13707 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13708 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13709 config/i386/i386.c, stmt.c:
13710 Add location argument to the following function definitions and/or
13711 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13712 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13713 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13714 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13715 do_case, c_finish_bc_stmt, build_compound_literal,
13716 build_function_call.
13717 * c-decl.c (build_compound_literal): Add location argument.
13718 Make all diagnostic calls use location.
13719 (start_struct): Same.
13720 (finish_struct): Same.
13721 (start_enum): Same.
13722 (build_enumerator): Same.
13723 (start_function): Same.
13724 (grokdeclarator): Make all diagnostic calls use location.
13725 (store_parm_decls_oldstyle): Same.
13726 * c-typeck.c (build_function_call): Add location argument.
13727 Make all diagnostic calls use location.
13729 (c_finish_bc_stmt): Same.
13730 * tree-nested.c (get_trampoline_type): Add argument.
13731 Pass location to build_decl.
13732 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13733 * rtl.h (RTL_LOCATION): New.
13734 * c-common.c (c_add_case_label): Add location argument.
13735 Make all diagnostic calls use location.
13736 * c-common.h: Add location argument to make_fname_decl, do_case,
13737 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13738 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13739 Set it appropriately for every case. Pass enum_loc to start_enum
13740 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13742 (c_parser_struct_or_union_specifier): Save location. Use it for
13743 start_struct, finish_struct, and parser_xref_tag.
13745 2009-06-12 Ian Lance Taylor <iant@google.com>
13747 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13749 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13750 cpp_opts->warn_cxx_operator_names.
13752 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13755 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13756 is returns NULL and OP is a VCE, look through the VCE.
13758 2009-06-12 Ian Lance Taylor <iant@google.com>
13761 * collect2.c (main): Use CONST_CAST2 in code inside #if
13762 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13764 2009-06-12 Joey Ye <joey.ye@intel.com>
13766 PR middle-end/39146
13767 * cfgexpand.c (get_decl_align_unit): Update
13768 max_used_stack_slot_alignment with align instead of
13769 stack_alignment_needed.
13771 * function.c (assign_stack_local_1): Update
13772 max_used_stack_slot_alignment with alignment_in_bits instead
13773 of stack_alignment_needed.
13774 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13777 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13779 * dwarf2out.c (last_var_location_insn): New variable.
13780 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13781 (dwarf2out_var_location): Don't record anything after last real
13782 insn. Only change labels if there were any real instructions
13783 in between last note and this one, or if changed sections.
13785 2009-06-11 Richard Henderson <rth@redhat.com>
13787 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13788 note when storing the frame pointer in a register.
13789 (FRP): Don't redefine to nothing for epilogue.
13790 (alpha_expand_epilogue): Mark register and sp restores.
13791 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13793 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13794 when gen_lowpart is needed.
13796 2009-06-11 Richard Henderson <rth@redhat.com>
13798 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13800 * dwarf2out.c (need_data_align_sf_opcode): New.
13801 (div_data_align): Move earlier.
13802 (def_cfa_1, reg_save): Use it.
13804 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13806 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13807 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13808 (ix86_handle_option): Handle OPT_mcrc32.
13809 (ix86_target_string): Add -mcrc32.
13810 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13812 * config/i386/i386.h (TARGET_CRC32): New.
13814 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13815 (sse4_2_crc32di): Likewise.
13817 * config/i386/i386.opt (mcrc32): New.
13819 * doc/invoke.texi: Document -mcrc32.
13821 2009-06-11 Richard Henderson <rth@redhat.com>
13823 * common.opt (gdwarf-): Accept a version number.
13824 * doc/invoke.texi (gdwarf-): Update docs.
13825 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13826 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13827 version level, and record it.
13829 * dwarf2.h (DW_CIE_VERSION): Remove.
13830 * dwarf2out.c (DWARF_VERSION): Remove.
13831 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13832 (output_call_frame_info): Use CIE version 3 for dwarf3,
13833 or if the return register column is out of range for version 1.
13834 (dwarf_stack_op_name): Add all dwarf3 values.
13835 (DEBUG_PUBTYPES_SECTION): New.
13836 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13837 encoding change for dwarf3.
13838 (output_die) [dw_val_class_die_ref]: Likewise.
13839 (output_compilation_unit_header): Emit correct version for dwarf3.
13840 (output_line_info): Likewise.
13841 (output_pubnames): Update for DWARF_VERSION removal.
13842 (output_aranges): Likewise.
13843 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13844 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13845 (dwarf2out_finish): Likewise.
13847 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13849 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13852 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13855 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13856 * builtins.c (expand_builtin_unreachable): New function.
13857 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13858 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13859 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13861 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13862 searching for missing barriers.
13864 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13866 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13867 when -fprofile-generate* was passed.
13868 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13870 2009-06-11 Anthony Green <green@moxielogic.com>
13872 * config/moxie/moxie.md: Define length attribute for all instructions.
13874 (*b<cond:code>): Support limited branch ranges for new PC-relative
13875 branch instructions.
13876 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13878 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13880 * config/i386/i386.c (min_insn_size): Use get_attr_length
13881 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13882 For __asm return 0.
13884 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13885 instead of emit_insn_before.
13887 2009-06-10 Ian Lance Taylor <iant@google.com>
13890 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13893 2009-06-10 Revital Eres <eres@il.ibm.com>
13895 * passes.c (init_optimization_passes): Reschedule
13896 predictive-commoning pass before complete unroll pass.
13898 2009-06-10 Martin Jambor <mjambor@suse.cz>
13900 * cgraph.c (cgraph_node_can_be_local_p): New function.
13901 (cgraph_make_node_local): New function.
13902 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13903 (cgraph_make_node_local): Declare.
13905 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13907 * tree.h (tree_base): Add packed_flag and user_align fields.
13908 Decrease size of spare field.
13909 (TYPE_USER_ALIGN): Use user_align from tree_base.
13910 (DECL_USER_ALIGN): Likewise.
13911 (TYPE_PACKED): Use packed_flag from tree_base.
13912 (DECL_PACKED): Likewise.
13913 (tree_type): Delete packed_flag and user_align fields. Widen
13914 precision field. Widen mode field and shuffle fields to align
13915 mode on an 8-bit boundary.
13916 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13917 Renumber decl_flag_* fields. Fix comments. Widen
13918 decl_common_unused field.
13919 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13920 (DECL_EXTERNAL): Likewise.
13921 (DECL_BIT_FIELD): Likewise.
13922 (DECL_NONADDRESSABLE_P): Likewise.
13923 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13924 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13926 2009-06-10 Ian Lance Taylor <iant@google.com>
13928 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13929 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13930 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13931 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13932 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13933 DEF_VEC_ALLOC_FUNC_P.
13934 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13935 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13936 DEF_VEC_ALLOC_FUNC_O.
13937 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13938 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13939 DEF_VEC_ALLOC_FUNC_I.
13940 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13941 (vec_stack_p_reserve_exact_1): Declare.
13942 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13943 (vec_stack_free): Declare.
13944 (VEC_stack_alloc): Define.
13945 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13946 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13947 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13948 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13950 (stack_vecs): New static variable.
13951 (vec_stack_p_reserve_exact_1): New function.
13952 (vec_stack_o_reserve_1): New static function.
13953 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13954 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13955 (vec_stack_free): New function.
13956 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13957 (VEC_df_ref_stack_alloc): Define.
13958 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13959 DEF_VEC_ALLOC_P_STACK.
13960 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13961 (struct df_collection_rec): Change _vec fields to VEC. Remove
13963 (df_free_collection_rec): Adjust for new fields.
13964 (df_insn_rescan): Use new df_collection_rec fields.
13965 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13966 (df_ref_create_structure, df_ref_record): Likewise.
13967 (df_get_conditional_uses, df_get_call_refs): Likewise.
13968 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13969 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13970 (df_record_exit_block_uses, df_bb_verify): Likewise.
13971 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13972 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13973 Remove count parameter. Change return type to void. Change all
13975 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13976 Remove count parameter. Change return type to void. Change all
13978 (df_install_refs): Change old_vec parameter to VEC. Remove count
13979 parameter. Change all callers.
13980 (df_install_mws): Change old_vec parameter to VEC. Remove count
13981 parameter. Change all callers.
13982 (df_refs_verify): Change new_rec parameter to VEC. Change call
13984 (df_mws_verify): Likewise.
13986 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13988 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13990 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13992 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13994 2009-06-10 Anthony Green <green@moxielogic.com>
13996 * config/moxie/crti.asm: New file.
13997 * config/moxie/crtn.asm: New file.
13998 * config/moxie/moxie.c: New file.
13999 * config/moxie/moxie.h: New file.
14000 * config/moxie/sfp-machine.h: New file.
14001 * config/moxie/moxie-protos.h: New file.
14002 * config/moxie/t-moxie: Created.
14003 * config/moxie/t-moxie-softfp: Created.
14004 * config/moxie/moxie.md: Created.
14005 * config/moxie/constraints.md: Created.
14006 * config.gcc: Add moxie support.
14007 * doc/md.texi (Machine Constraints): Add moxie constraints.
14008 * doc/contrib.texi (Contributors): Mention moxie port.
14009 * doc/install.texi (Specific): Mention the moxie port.
14011 2009-06-09 Ian Lance Taylor <iant@google.com>
14013 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14014 compiling with C++.
14015 * optabs.c (optab_table): Only use designated initializers if
14016 HAVE_DESIGNATED_INITIALIZERS is defined.
14017 (convert_optab_table): Likewise.
14018 (init_optabs): Always call init_insn_codes if
14019 HAVE_DESIGNATED_INITIALIZERS is not defined.
14021 2009-06-09 Ian Lance Taylor <iant@google.com>
14023 * targhooks.c (default_builtin_vectorized_function): Change fn
14024 parameter to unsigned int.
14025 (default_builtin_vectorized_conversion): Change code parameter to
14027 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14028 * targhooks.h: Update declarations.
14029 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14030 parameter to unsigned int.
14032 * c-typeck.c (comptypes_check_enum_int): New static function.
14033 (comptypes_internal): Add enum_and_int_p parameter. Change all
14035 (comp_target_types): Add location parameter. Change all callers.
14036 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14037 Change all callers.
14038 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14039 (build_conditional_expr): Add colon_loc parameter. Change all
14041 (convert_for_assignment): Add location parameter. Change all callers.
14042 * c-parser.c (c_parser_conditional_expression): Pass location of
14043 colon to build_conditional_expr.
14044 * c-tree.h (build_conditional_expr): Update declaration.
14046 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14048 * graphite.c: Revert previous patch.
14050 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14053 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14055 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14057 * tree-ssa-loop-prefetch.c
14058 (loop_prefetch_arrays): Fixed a portability problem in printf format
14061 2009-06-09 Martin Jambor <mjambor@suse.cz>
14063 PR tree-optimization/40351
14064 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14065 refrence to a potential artifical subaccess can be constructed.
14067 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14069 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14070 (sh_override_options): Likewise.
14071 * config/sh/sh.c: Include params.h.
14072 (sh_optimization_options): New.
14073 (sh_override_options): Likewise.
14074 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14075 (OVERRIDE_OPTIONS): Use sh_override_options.
14077 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14079 * dwarf2out.c (emit_cfa_remember): New variable.
14080 (add_fde_cfi): If emit_cfa_remember, recurse to add
14081 DW_CFA_remember_state first.
14082 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14083 instead just set emit_cfa_remember.
14085 2009-06-08 Jan Hubicka <jh@suse.cz>
14088 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14090 2009-06-08 Jan Hubicka <jh@suse.cz>
14092 PR middle-end/39834
14093 * cgraphunit.c (save_inline_function_body): Do not copy transform
14094 hooks for saved inline bodies.
14095 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14096 for given function.
14098 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14100 * jump.c (returnjump_p): Handle delayed branches. Add missing
14103 2009-06-08 Jan Hubicka <jh@suse.cz>
14105 PR middle-end/40102
14106 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14107 original node might've been modified.
14108 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14110 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14112 * tree-object-size.c (addr_object_size): Add OSI argument.
14113 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14114 (compute_builtin_object_size, expr_object_size): Adjust callers.
14115 (plus_stmt_object_size): Call addr_object_size instead of
14116 compute_builtin_object_size.
14118 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14119 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14121 * tree-ssa-loop-prefetch.c
14122 (gather_memory_references): Introduced a counter for the number of
14124 (anything_to_prefetch_p): Introduced a counter for the number of
14126 (is_loop_prefetching_profitable): New function with a cost model
14128 (loop_prefetch_arrays): Use the new cost model to determine if
14129 prefetching is profitable.
14130 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14131 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14132 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14133 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14134 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14135 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14137 2009-06-08 Michael Matz <matz@suse.de>
14140 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14141 partitions use the same.
14142 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14143 for basevars of SSA_NAMEs.
14144 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14145 to not expand them twice.
14146 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14149 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14151 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14152 (fdump-final-insns=, gtoggle): New.
14153 * doc/invoke.texi: Document them.
14154 * final.c (rest_of_clean_state): Dump final insn stream.
14155 * gcc.c (invoke_as): Hook in -fcompare-debug.
14156 (static_spec_functions): Add compare-debug-dump-opt,
14157 compare-debug-self-opt and compare-debug-auxbase-opt.
14158 (compare_debug, compare_debug_second, compare_debug_opt): New.
14159 (switches_debug_check, n_switches_debug_check): New.
14160 (debug_auxbase_opt, debug_check_temp_file): New.
14161 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14163 (do_self_spec): Handle arguments after switches.
14164 (do_spec_1): Add .gk extension to temp file basenames for compare.
14165 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14166 (cc1_options): Use it instead of normal auxbase computation for
14167 the second compare-debug compilation.
14168 (compare_files): New.
14169 (main): Set up and implement compare debug mode.
14170 (compare_debug_dump_opt_spec_function): New.
14171 (compare_debug_self_opt_spec_function): New.
14172 (compare_debug_auxbase_opt_spec_function): New.
14173 * toplev.c (process_options): Handle flag_gtoggle,
14174 flag_dump_final_insns.
14175 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14176 during -fcompare-debug-second compilation.
14178 2009-06-07 Ian Lance Taylor <iant@google.com>
14180 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14181 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14183 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14184 with no default node. Change warning with %H to warning_at.
14185 Don't clear warn_switch around case checking.
14186 * doc/invoke.texi (Warning Options): Clarify distinction between
14187 -Wswitch and -Wswitch-enum.
14189 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14191 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14193 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14195 * gbl-ctors.h: Add header guard.
14197 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14199 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14200 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14201 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14202 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14203 prototypes for removed functions.
14204 (expressions_equal_p): Move to ...
14205 * tree-ssa-sccvn.h: ... here and ...
14206 * matrix-reorg.c: ... adjust includes.
14208 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14210 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14212 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14214 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14215 (finish_function): Remove erroneous whitespace.
14217 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14219 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14220 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14222 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14224 * errors.c (internal_error): Commentary typo fix.
14225 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14226 * tree-ssa-pre.c: Ditto.
14228 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14230 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14231 them is supposed to hold actual statements.
14233 2009-06-06 Ian Lance Taylor <iant@google.com>
14235 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14236 empty statements can now have attributes.
14238 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14240 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14241 * config/mips/mips.md: Ditto.
14243 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14245 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14247 (__eabi_uconvert): Likewise.
14249 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14251 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14252 CFI_* definitions with IN_GCC.
14254 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14256 * xcoffout.h (xcoffout_source_line): Update prototype.
14258 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14260 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14261 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14263 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14265 PR middle-end/40340
14266 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14267 inlined_function_outer_scope_p blocks for artificial inlines
14269 * tree.c (tree_nonartificial_location): Rewrite using
14270 block_nonartificial_location.
14272 2009-06-05 Revital Eres <eres@il.ibm.com>
14273 Leehod Baruch <leehod@il.ibm.com>
14275 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14276 (expand_expr_real_1): Remove comment.
14277 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14278 Vectorize misaligned access when the target supports it.
14279 (vect_supportable_dr_alignment): Check for unaligned access support.
14280 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14283 2009-06-05 Julian Brown <julian@codesourcery.com>
14285 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14286 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14288 2009-06-05 Richard Guenther <rguenther@suse.de>
14291 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14292 as possibly unused.
14294 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14296 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14297 (save_gprs): Don't tell unwinder when a global register is saved.
14298 (s390_emit_epilogue): Emit needed epilogue unwind info.
14300 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14302 * dwarf2out.c (deferred_asm_name): New.
14303 (add_name_and_src_coords_attributes): Defer creation of
14304 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14306 (move_linkage_attr): New.
14307 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14310 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14312 * tree-nested.c (finalize_nesting_tree_1): Declare the
14313 frame_decl in the binding tree.
14315 2009-06-04 Cary Coutant <ccoutant@google.com>
14317 * basic-block.h (struct basic_block_def): Add discriminator field.
14318 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14320 * debug.c (do_nothing_debug_hooks): Add additional entry.
14321 (debug_nothing_int_charstar_int): New function.
14322 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14323 (debug_nothing_int_charstar_int): New declaration.
14324 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14325 discriminator value in .loc directive.
14326 * final.c (last_discriminator): New variable.
14327 (discriminator): New variable.
14328 (final_start_function): Initialize above variables, pass current
14329 discriminator to debug hook.
14330 (notice_source_line): Check for discriminator change.
14331 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14332 * sdbout.c (sdbout_source_line): New parameter.
14333 * tree-cfg.c (struct locus_discrim_map): New structure type.
14334 (discriminator_per_locus): New hash table.
14335 (build_gimple_cfg): Allocate and free discriminator hash table.
14336 (make_edges): Call assign_discriminator.
14337 (locus_map_hash): New function.
14338 (locus_map_eq): New function.
14339 (next_discriminator_for_locus): New function.
14340 (same_line_p): New function.
14341 (assign_discriminator): New function.
14342 (make_cond_expr_edges): Call assign_discriminator.
14343 (make_gimple_switch_edges): Likewise.
14344 (first_non_label_stmt): New function.
14345 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14347 * xcoffout.c (xcoffout_source_line): Add new parameter.
14349 * configure.ac (gcc_cv_as_discriminator): New configury check for
14350 gas support for discriminator.
14351 * configure: Regenerate.
14352 * config.in: Regenerate.
14354 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14356 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14357 val after checking for integers.
14359 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14361 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14363 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14364 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14365 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14366 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14367 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14368 X64_SSE_REGPARM_MAX.
14369 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14370 X64_SSE_REGPARM_MAX.
14372 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14374 * gcc.c (report_times_to_file): New.
14375 (execute): Implement it.
14376 (process_command): Support -time=.
14377 * doc/invoke.texi: Document it.
14379 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14381 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14382 that have value exprs.
14384 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14386 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14387 declarations for constants until...
14388 (dw2_output_indirect_constant_1): ... this point.
14390 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14393 * arm.md (arm_addsi3): Don't try to split an add with an
14394 eliminable register until after reload has completed.
14396 2009-06-03 Ian Lance Taylor <iant@google.com>
14398 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14399 * genattrtab.c (write_length_unit_log): Likewise.
14400 * genchecksum.c (dosum): Likewise.
14401 * gengtype.c (write_rtx_next): Likewise.
14402 (finish_root_table, write_roots): Likewise.
14403 * gimple.c (gimple_ops_offset_): Likewise.
14404 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14405 * config/arc/arc.c (arc_attribute_table): Likewise.
14406 * config/arm/arm.c (arm_attribute_table): Likewise.
14407 * config/avr/avr.c (avr_attribute_table): Likewise.
14408 * config/crx/crx.c (crx_attribute_table): Likewise.
14409 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14410 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14411 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14412 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14413 * config/sh/sh.c (sh_attribute_table): Likewise.
14414 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14415 * config/spu/spu.c (spu_attribute_table): Likewise.
14416 * config/v850/v850.c (v850_attribute_table): Likewise.
14418 * config/alpha/alpha.c (vms_attribute_table): Make static.
14419 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14420 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14421 * config/mips/mips.c (mips_attribute_table): Likewise.
14423 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14425 (cc1-checksum.o): Likewise.
14427 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14429 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14431 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14433 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14434 insn if it is changing sp. Use gen_add3_insn instead of
14435 conditionally gen_addsi3 and gen_adddi3.
14436 (offset_below_red_zone_p): New static inline function.
14437 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14438 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14439 * config/rs6000/ppc-asm.h: Include auto-host.h.
14440 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14441 CFI_RESTORE): Define.
14442 * config/rs6000/crtresxgpr.asm: Add unwind info.
14443 * config/rs6000/crtresxfpr.asm: Likewise.
14444 * config/rs6000/crtresgpr.asm: Likewise.
14445 * config/rs6000/crtresfpr.asm: Likewise.
14446 * config/rs6000/crtsavgpr.asm: Likewise.
14447 * config/rs6000/crtsavfpr.asm: Likewise.
14449 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14450 argument of DWARF2_FRAME_REG_OUT macros.
14452 2009-06-03 Julian Brown <julian@codesourcery.com>
14454 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14455 words or less (including TImode) in core registers.
14457 2009-06-03 Richard Guenther <rguenther@suse.de>
14459 PR middle-end/40328
14460 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14462 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14464 * statistics.c (statistics_counter_event): Do not record event
14465 in pass dump if its number == -1.
14466 (curr_statistics_hash): Add assert that we never get passes
14467 with static number == -1.
14469 2009-06-03 Richard Guenther <rguenther@suse.de>
14470 Andrey Belevantsev <abel@ispras.ru>
14472 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14473 non-BLKmode arrays addressable.
14475 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14477 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14478 * config/m68k/m68k.h: ... here.
14480 2009-06-03 Martin Jambor <mjambor@suse.cz>
14482 PR tree-optimization/40323
14483 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14486 2009-06-03 Richard Guenther <rguenther@suse.de>
14488 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14491 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14493 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14494 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14495 JUMP_TABLE_DATA_P where applicable.
14496 * config/sh/sh.c: Ditto.
14497 * config/sh/sh.h: Ditto.
14498 * config/sh/sh.md: Ditto.
14499 * config/sh/symbian.c: Ditto.
14501 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14503 * config/i386/driver-i386.c (describe_cache): Optimize
14504 concatenation of strings. Use snprintf instead of sprintf.
14505 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14506 target when not compiling with GCC.
14508 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14510 * config/sh/sh.c: Revert last change.
14511 (sh_expand_epilogue): Emit a blockage insn before the frame
14512 pointer adjustment unconditionally.
14514 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14516 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14517 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14518 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14519 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14520 to COLLECT_GCC_OPTIONS.
14522 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14524 * collect2.c (target_system_root): New variable.
14525 (main): Handle --sysroot=.
14526 (ignore_library): Strip the sysroot from the library path.
14528 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14530 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14531 (collect2.o): Depend on collect2-aix.h.
14532 (collect2-aix.o): New rule.
14533 * collect2-aix.h: New file.
14534 * collect2-aix.c: Likewise.
14535 * collect2.c: Include collect2-aix.h. Don't undefine
14536 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14537 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14538 Use TARGET_AIX_VERSION instead of _AIX51.
14539 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14540 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14541 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14542 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14543 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14545 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14547 * collect2.c (ignore_library): Avoid premature post-increment
14548 and null deference.
14550 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14552 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14553 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14554 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14555 CROSS_DIRECTORY_STRUCTURE too.
14556 (LINK_LIBG_SPEC): Likewise.
14557 (LIB_SPEC): Add %R to sysroot paths.
14558 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14559 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14560 * config/rs6000/aix51.h: As for aix43.h.
14561 * config/rs6000/aix52.h: Likewise.
14562 * config/rs6000/aix53.h: Likewise.
14563 * config/rs6000/aix61.h: Likewise.
14564 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14565 to the beginning of sysroot paths.
14567 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14569 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14570 INSN_LISTs that are out of the REG_NOTE range.
14572 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14574 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14575 (struct var_to_expand): Likewise.
14576 (struct opt_info): Add head and tail for linked lists of the above.
14577 (analyze_insn_to_expand_var): Initialize next.
14578 (analyze_iv_to_split_insn): Likewise.
14579 (analyze_insns_in_loop): Create linked lists.
14580 (allocate_basic_variable): Simplify for use without hash table.
14581 (insert_var_expansion_initialization): Likewise, make it type-safer.
14582 (combine_var_copies_in_loop_exit): Likewise.
14583 (apply_opt_in_copies): Walk lists rather than hash tables.
14584 (release_var_copies): Simplified and inlined by hand into...
14585 (free_opt_info): ... this function.
14587 2009-06-02 Richard Guenther <rguenther@suse.de>
14589 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14592 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14594 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14595 only for builtins that are not overridden.
14597 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14599 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14602 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14604 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14606 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14608 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14610 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14612 * common.opt (fdump-unnumbered-links): New.
14613 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14614 * print-rtl.c (flag_dump_unnumbered_links): New.
14615 (print_rtx): Test it.
14617 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14619 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14620 push/pop multiple to 8-byte alignment.
14622 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14624 * config/i386/i386.c (queued_cfa_restores): New static variable.
14625 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14627 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14628 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14629 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14630 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14631 note unconditionally.
14632 (ix86_emit_restore_regs_using_mov): Likewise.
14633 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14634 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14635 it through to ix86_emit_restore_reg_using_pop.
14636 (ix86_emit_leave): Add RED_OFFSET argument. Call
14637 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14638 instead of adding REG_CFA_OFFSET note unconditionally.
14639 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14640 the above functions. Call ix86_add_queued_cfa_restore_notes when
14643 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14644 force output of the label even for dwarf2out_do_cfi_asm.
14645 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14646 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14647 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14649 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14650 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14651 dwarf2out_cfi_label callers.
14652 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14653 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14654 Adjust dwarf2out_cfi_label callers.
14655 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14657 * config/i386/i386.h (struct machine_cfa_state,
14658 struct machine_function): Guard with ifndef USED_FOR_TARGET
14659 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14662 * emutls.c (__emutls_get_address): Change arr->size to mean number
14663 of allocated arr->data entries instead of # of slots + 1.
14665 PR middle-end/40316
14666 * recog.c (peep2_reinit_state): New function.
14667 (peephole2_init_state): Use it at the end of a basic block and also
14668 when seeing a RTX_FRAME_RELATED_P insn.
14670 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14672 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14673 fixuns_truncrfdi2): New.
14674 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14675 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14676 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14677 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14678 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14679 *recip_approx): Remove.
14680 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14681 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14682 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14684 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14687 2009-06-01 Ian Lance Taylor <iant@google.com>
14689 * attribs.c (register_attribute): Use CONST_CAST.
14690 * collect2.c (main): Use CONST_CAST2.
14691 (scan_prog_file): Likewise.
14692 * gcc.c (process_command, main): Likewise.
14693 * toplev.c (toplev_main): Likewise.
14695 * c-typeck.c (handle_warn_cast_qual): New static function,
14696 partially broken out of build_c_cast.
14697 (build_c_cast): Call handle_warn_cast_qual.
14698 * doc/invoke.texi (Warning Options): Document new effect of
14701 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14703 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14704 (diagnostic_report_current_module): Print columns.
14705 * common.opt (flag_show_column): Enable by default.
14707 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14709 * alias.c (find_base_term): Check for NULL term before returning.
14711 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14713 Revert due to PR40320:
14714 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14715 * calls.c (emit_library_call_value_1): Don't force_operand for move
14718 2009-06-01 Olivier Hainque <hainque@adacore.com>
14719 Eric Botcazou <ebotcazou@adacore.com>
14721 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14722 to be processed as a bitfield for constructor output purposes.
14723 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14725 * varasm.c (oc_local_state): New type, output_constructor
14726 local state to support communication with helpers.
14727 (oc_outer_state): New type, output_constructor outer state of
14728 relevance in recursive calls.
14729 (output_constructor_array_range): New output_constructor helper,
14730 extracted code for an array range element.
14731 (output_constructor_regular_field): New output_constructor helper,
14732 extracted code for an element that is not a bitfield.
14733 (output_constructor_bitfield): New output_constructor helper,
14734 extracted code for a bitfield element. Accept an OUTER state
14735 argument for recursive processing. Recurse on record or array
14736 CONSTRUCTOR values, possibly past noop conversions.
14737 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14738 VALUE is a valid constant-valued expression for use in a static
14739 bit-field initializer.
14740 (output_constructor): Rework to use helpers. Accept and honor an
14741 OUTER state argument for recursive calls. Return total size. Be
14742 prepared for nested constructors initializing bitfields.
14743 (output_constant): Feed OUTER in calls to output_constructor.
14745 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14747 * calls.c (emit_library_call_value_1): Don't force_operand for move
14750 2009-06-01 Nick Clifton <nickc@redhat.com>
14752 * doc/invoke.texi (IA-64 Options): Fix typo.
14754 2009-06-01 Ira Rosen <irar@il.ibm.com>
14756 PR tree-optimization/39129
14757 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14759 (vect_do_peeling_for_loop_bound): Use
14760 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14761 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14762 (vect_loop_versioning): Likewise.
14763 (vect_create_cond_for_alias_checks): Fix indentation.
14764 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14766 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14767 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14768 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14769 "control flow in loop".
14770 (vect_estimate_min_profitable_iters): Use
14771 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14772 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14773 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14774 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14775 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14776 statement belongs to a group of strided accesses with the exact code
14778 (vectorizable_load): Likewise.
14779 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14780 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14782 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14784 * config/freebsd-stdint.h: New file.
14785 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14786 Add freebsd-stdint.h to tm_file.
14788 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14790 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14791 (thumb2_extendhidi2): Likewise.
14793 2009-05-31 Ian Lance Taylor <iant@google.com>
14795 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14797 2009-05-31 Ian Lance Taylor <iant@google.com>
14799 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14800 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14801 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14803 2009-05-31 Jason Merrill <jason@redhat.com>
14805 * tree-pretty-print.c (print_call_name): Take the callee, not the
14806 call itself. Make non-static. Use dump_function_name for functions.
14807 (dump_generic_node): Adjust.
14808 * diagnostic.h: Declare print_call_name.
14809 * gimple-pretty-print.c (dump_gimple_call): Use it.
14811 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14813 * config/sh/sh.md (ashldi3_std): New define_expand.
14816 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14819 * config/sh/sh.c: Include debug.h.
14820 (sh_expand_epilogue): Emit a blockage insn before the frame
14821 pointer adjustment also when dwarf2out_do_frame returns true.
14823 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14825 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14826 (thumb2_extendqidi2): New pattern.
14828 2009-05-31 Ira Rosen <irar@il.ibm.com>
14830 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14831 mark phis for renaming.
14832 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14833 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14834 Call mark_sym_for_renaming.
14835 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14836 * tree-vect-loop.c (vect_transform_loop): Remove
14837 vect_memsyms_to_rename initialization and a call to
14838 mark_set_for_renaming.
14840 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14842 PR middle-end/40304
14843 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14844 frame related even if !set_cfa && style < 0.
14846 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14848 * config/i386/mingw-tls.c: New file.
14849 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14850 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14851 defining _WIN32 but not __CYGWIN__.
14853 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14855 * configure.ac: Add MPC support.
14857 * config.in, configure: Regenerate.
14859 2009-05-29 Richard Henderson <rth@redhat.com>
14861 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14862 NOTE_INSN_BASIC_BLOCK.
14863 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14864 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14865 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14867 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14869 (add_cfi): Disable check redefining cfa away from drap.
14870 (lookup_cfa_1): Add remember argument; handle remember/restore.
14871 (lookup_cfa): Pass remember argument.
14872 (cfa_remember): New.
14873 (compute_barrier_args_size_1): Remove sibcall check.
14874 (dwarf2out_frame_debug_def_cfa): New.
14875 (dwarf2out_frame_debug_adjust_cfa): New.
14876 (dwarf2out_frame_debug_cfa_offset): New.
14877 (dwarf2out_frame_debug_cfa_register): New.
14878 (dwarf2out_frame_debug_cfa_restore): New.
14879 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14880 (dwarf2out_begin_epilogue): New.
14881 (dwarf2out_frame_debug_restore_state): New.
14882 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14883 DW_CFA_restore_state.
14884 (output_cfi_directive): Likewise.
14885 (convert_cfa_to_fb_loc_list): Likewise.
14886 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14887 * dwarf2out.h: Update.
14888 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14889 (copy_insn_1): Early out for null.
14890 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14891 and dwarf2out_frame_debug_restore_state.
14892 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14893 (prologue_insn_hash, epilogue_insn_hash): New.
14894 (free_after_compilation): Adjust freeing accordingly.
14895 (record_insns): Create hash table if needed; push insns into
14896 hash instead of array.
14897 (maybe_copy_epilogue_insn): New.
14898 (contains): Search hash table instead of array.
14899 (sibcall_epilogue_contains): Remove.
14900 (thread_prologue_and_epilogue_insns): Split eh_return insns
14901 and mark them as epilogues.
14902 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14903 scanning in terms of basic blocks.
14904 * insn-notes.def (CFA_RESTORE_STATE): New.
14905 * jump.c (returnjump_p_1): Accept EH_RETURN.
14906 (eh_returnjump_p_1, eh_returnjump_p): New.
14907 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14908 CFA_REGISTER, CFA_RESTORE): New.
14909 * rtl.def (EH_RETURN): New.
14910 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14912 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14913 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14915 * config/i386/i386.c (gen_push): Update cfa state.
14916 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14917 add a CFA_ADJUST_CFA note.
14918 (ix86_dwarf_handle_frame_unspec): Remove.
14919 (ix86_expand_prologue): Update cfa state.
14920 (ix86_emit_restore_reg_using_pop): New.
14921 (ix86_emit_restore_regs_using_pop): New.
14922 (ix86_emit_leave): New.
14923 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14924 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14925 * config/i386/i386.h (struct machine_cfa_state): New.
14926 (ix86_cfa_state): New.
14927 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14928 (eh_return_internal): Merge from eh_return_<mode>,
14929 use eh_return rtx, split w/ epilogue.
14931 2009-05-29 Ian Lance Taylor <iant@google.com>
14933 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14935 * calls.c (emit_library_call_value_1): Likewise.
14937 * c-typeck.c (c_build_va_arg): New function.
14938 * c-tree.h (c_build_va_arg): Declare.
14939 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14940 instead of build_va_arg.
14942 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14944 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14945 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14946 (ptr_difference_cost): Use affine combinations to compute it.
14947 (difference_cost): Likewise.
14948 (get_computation_cost_at): Compute more accurate cost for addresses
14949 if the ratio is a multiplier allowed in addresses.
14950 For non-addresses, consider that an additional offset or symbol is
14953 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14955 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14956 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14958 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14959 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14960 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14962 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14963 to 1 for TYPE_SSE{IADD1,CVT1}.
14964 (prefix_vex_imm8): Removed.
14965 (length_vex): Only pass 1 as second argument to
14966 ix86_attr_length_vex_default if prefix_extra is 0.
14967 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14968 (length): For prefix vex computation use length_immediate
14969 attribute instead of prefix_vex_imm8.
14970 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14971 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14972 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14973 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14974 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14975 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14976 a space in between the operands.
14977 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14978 if one operand is 0xff and the other one si, di, bp or sp.
14979 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14980 other one si, di, bp or sp.
14981 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14982 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14983 type and mode attributes.
14984 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14985 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14986 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14987 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14988 prefix_data16 attribute iff MODE_DF.
14989 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14990 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14991 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14992 constm128_operand in length_immediate computation.
14993 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14994 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14995 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14996 length_immediate attribute to 1.
14997 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14998 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14999 for certain alternatives.
15000 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15001 prefix_data16 attribute if MODE_V1DF.
15002 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15003 length_immediate to 1.
15004 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15005 length_address to 4, set mode attribute to MODE_DI.
15006 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15007 (fxam<mode>2_i387): Set length attribute to 4.
15008 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15009 *prefetch_3dnow_rex): Override length_address attribute.
15010 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15012 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15013 (constm128_operand): Removed.
15014 * config/i386/i386.c (memory_address_length): For
15015 disp && !index && !base in 64-bit mode account for SIB byte if
15016 print_operand_address can't optimize disp32 into disp32(%rip)
15017 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15018 for fs: or gs: segment.
15019 (ix86_attr_length_immediate_default): When checking if shortform
15020 is possible, truncate immediate to the length of the non-shortened
15022 (ix86_attr_length_address_default): Ignore MEM_P operands
15024 (ix86_attr_length_vex_default): Only check for DImode on
15025 GENERAL_REG_P operands.
15026 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15027 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15028 (sse_cvttps2pi): Clear prefix_rep attribute.
15029 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15031 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15032 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15033 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15034 iff operand 2 is const_int_operand.
15035 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15036 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15037 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15039 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15041 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15042 prefix_data16 attribute for movlpd and movhpd instructions.
15043 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15044 length_immediate for shufpd instruction.
15045 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15046 (avx_cmpp<avxmodesuffixf2c><mode>3,
15047 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15048 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15049 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15050 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15051 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15052 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15053 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15054 prefix_data16 attribute for the first alternative to 1.
15055 (*avx_loadlps): Override length_immediate for the first alternative.
15056 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15057 attributes for second alternative.
15058 (*vec_concatv2sf_sse4_1): Override length_immediate and
15059 prefix_data16 attributes for second alternative.
15060 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15061 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15062 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15063 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15064 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15065 prefix_data16 and length_immediate to 1.
15066 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15068 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15069 prefix_extra attribute for variants that don't have 0f prefix alone.
15070 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15071 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15072 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15073 *sse4_1_pextrd): Set length_immediate to 1.
15074 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15075 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15077 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15078 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15079 length_immediate to 1 for second alternative.
15080 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15081 prefix_extra and length_immediate attributes for the first
15083 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15085 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15086 to 1 for the first and third alternative.
15087 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15089 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15091 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15093 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15094 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15095 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15096 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15097 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15098 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15099 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15100 ssse3_psign<mode>3): Override prefix_rex attribute.
15101 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15102 (ssse3_palignrti): Override length_immediate to 1.
15103 (ssse3_palignrdi): Override length_immediate to 1, override
15104 prefix_rex attribute.
15105 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15106 (sse4a_extrqi): Override length_immediate to 2.
15107 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15108 (sse4a_insertq): Override prefix_data16 to 0.
15109 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15110 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15111 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15112 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15113 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15114 and length_immediate to 1.
15115 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15116 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15117 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15118 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15119 and length_immediate to 1.
15120 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15121 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15122 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15123 avx_ptest256): Override prefix_extra to 1.
15124 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15125 Override prefix_data16 and length_immediate to 1.
15126 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15127 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15128 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15129 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15130 prefix_data16 to 0 and prefix_extra to 2.
15131 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15132 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15134 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15135 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15136 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15137 and prefix_extra to 2.
15138 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15139 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15140 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15141 avx_vpermilvar<mode>3,
15142 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15143 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15144 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15145 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15146 Override prefix_extra to 1.
15147 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15148 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15149 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15150 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15151 prefix_extra and length_immediate to 1.
15152 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15154 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15155 to 1 for the first alternative.
15156 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15157 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15159 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15160 *movv2sf_internal_avx, *movv2sf_internal): Override
15161 prefix_rep attribute for certain alternatives.
15162 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15163 attributes for certain alternatives.
15164 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15165 attributes for certain alternatives.
15166 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15167 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15168 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15169 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15170 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15171 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15172 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15173 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15174 length_immediate to 1 if operand 2 is const_int_operand.
15175 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15176 *vec_extractv2si_1): Set length_immediate attribute to 1.
15177 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15178 using old 3DNOW insn rather than SSE/3DNOW_A.
15179 (mmx_emms, mmx_femms): Clear modrm attribute.
15181 2009-05-29 Martin Jambor <mjambor@suse.cz>
15183 * tree-sra.c: New implementation of SRA.
15185 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15186 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15187 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15188 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15189 (SRA_MAX_STRUCTURE_COUNT): Removed.
15190 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15191 * doc/invoke.texi (sra-max-structure-size): Removed.
15192 (sra-field-structure-ratio): Removed.
15194 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15196 PR middle-end/40291
15197 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15200 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15202 PR rtl-optimization/40101
15203 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15204 seqno. Adjust comment.
15205 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15206 inserting bookkeeping before a jump, the jump is not scheduled.
15207 When no positive seqno found, provide a value. Add comment.
15209 2009-05-29 Richard Guenther <rguenther@suse.de>
15211 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15212 short-cutting on the first component.
15214 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15216 PR middle-end/39958
15217 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15218 for trees other than decls/types.
15220 2009-05-29 Richard Guenther <rguenther@suse.de>
15222 * tree-ssa-operands.c (get_expr_operands): Do not handle
15223 INDIRECT_REFs in the handled-component case. Remove
15224 unused get_ref_base_and_extent case.
15225 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15226 tree_low_cst and host_integerp where possible.
15227 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15228 codes for equivalence.
15229 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15231 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15233 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15234 to tmake_file for i[34567]86-*-cygwin*.
15236 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15239 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15240 (altivec_categorize_keyword, init_vector_keywords,
15241 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15244 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15246 * tree.c (handle_dll_attribute): Check if node is
15247 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15249 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15251 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15253 (thumb2_zero_extendqidi2): Likewise.
15255 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15257 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15258 instead of gen_movrt.
15259 * config/sh/sh.md (movrt): Remove.
15261 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15263 * doc/invoke.texi (IA-64 Options):
15264 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15265 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15266 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15267 -msched-prefer-non-control-spec-insns,
15268 -msched-stop-bits-after-every-cycle,
15269 -msched-count-spec-in-critical-path,
15270 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15271 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15272 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15273 and -msched-spec-verbose.
15275 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15277 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15278 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15280 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15282 2009-05-28 Richard Guenther <rguenther@suse.de>
15284 * tree-ssa-alias.c (ao_ref_init): New function.
15285 (ao_ref_base): Likewise.
15286 (ao_ref_base_alias_set): Likewise.
15287 (ao_ref_alias_set): Likewise.
15288 (refs_may_alias_p_1): Change signature.
15289 (refs_may_alias_p): Adjust.
15290 (refs_anti_dependent_p): Likewise.
15291 (refs_output_dependent_p): Likewise.
15292 (call_may_clobber_ref_p_1): Change signature.
15293 (call_may_clobber_ref_p): Adjust.
15294 (stmt_may_clobber_ref_p_1): New function split out from ...
15295 (stmt_may_clobber_ref_p): ... here.
15296 (maybe_skip_until): Adjust signature.
15297 (get_continuation_for_phi): Likewise.
15298 (walk_non_aliased_vuses): Likewise.
15299 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15300 (ao_ref_init): Declare.
15301 (ao_ref_base): Likewise.
15302 (ao_ref_alias_set): Likewise.
15303 (stmt_may_clobber_ref_p_1): Likewise.
15304 (walk_non_aliased_vuses): Adjust.
15305 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15306 (get_ref_from_reference_ops): remove.
15307 (vn_reference_lookup_2): Adjust signature.
15308 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15309 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15310 (vn_reference_lookup): Adjust.
15311 (vn_reference_insert): Likewise.
15312 (vn_reference_insert_pieces): Adjust signature.
15313 (visit_reference_op_call): Adjust.
15314 * tree-ssa-pre.c (get_expr_type): Simplify.
15315 (phi_translate_1): Adjust.
15316 (compute_avail): Likewise.
15317 (translate_vuse_through_block): Do not re-build trees.
15318 (value_dies_in_block_x): Likewise.
15319 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15321 (vn_reference_lookup_pieces): Adjust declaration.
15322 (vn_reference_insert_pieces): Likewise.
15324 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15326 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15327 with checking disabled.
15329 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15333 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15334 macro definition for support of three-operand format aligned
15335 .comm directive in assembler on cygwin/pe/mingw target OS.
15336 * configure: Regenerate.
15337 * config.h: Regenerate.
15339 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15340 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15341 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15343 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15344 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15346 2009-05-28 Ira Rosen <irar@il.ibm.com>
15348 PR tree-optimization/40254
15349 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15350 in analysis of basic blocks.
15352 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15354 PR middle-end/33699
15355 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15356 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15357 (TARGET_INITIALIZER): Use it.
15358 * cse.c (CHEAPER): Move it up to the other macros.
15359 (insert): Rename this ...
15360 (insert_with_costs): ... to this. Add cost parameters. Update
15362 (insert): New function. Call insert_with_costs.
15363 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15364 find_reg_offset_for_const, try_const_anchors): New functions.
15365 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15366 when using a const-anchor. Call insert_const_anchors.
15367 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15368 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15370 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15372 * tree-inline.c (remap_decls): Enable nonlocalized variables
15373 when not optimizing.
15375 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15377 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15378 Simplify other tests involving optimize.
15380 2009-05-27 Tom Tromey <tromey@redhat.com>
15382 * unwind-dw2.c (_Unwind_DebugHook): New function.
15383 (uw_install_context): Call _Unwind_DebugHook.
15385 2009-05-27 Tom Tromey <tromey@redhat.com>
15387 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15389 2009-05-27 Ian Lance Taylor <iant@google.com>
15391 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15392 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15393 (ALL_LINKERFLAGS): Define.
15394 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15395 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15396 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15397 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15398 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15399 $(LINKER_FOR_BUILD).
15400 (build/gcov-iov$(build_exeext)): Likewise.
15402 2009-05-27 Julian Brown <julian@codesourcery.com>
15404 * gcse.c (target.h): Include.
15405 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15406 copy of argument to a pseudo register.
15408 2009-05-27 Diego Novillo <dnovillo@google.com>
15410 * tree-ssa-live.c (dump_scope_block): Document arguments.
15411 (dump_scope_blocks): Document.
15412 (debug_scope_blocks): New.
15413 * tree-flow.h (debug_scope_blocks): Declare.
15415 2009-05-21 Denis Chertykov <denisc@overta.ru>
15417 * doc/contrib.texi (Contributors): Add myself to the list.
15419 2009-05-27 Olivier Hainque <hainque@adacore.com>
15421 * expr.c (target_align): New function. Alignment the TARGET of an
15422 assignment may be assume to have.
15423 (highest_pow2_factor_for_target): Use it instead of relying on
15424 immediate tree attributes of TARGET, not necessarily honored when
15425 intermediate bitfields are involved.
15427 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15430 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15431 AVX, SSE4, AES, PCLMUL and POPCNT.
15433 2009-05-27 Diego Novillo <dnovillo@google.com>
15435 * tree-pretty-print.c (dump_location): New.
15436 (dump_generic_node): Call it.
15437 Factor code to handle BLOCK nodes ...
15438 (dump_block_node): ... here.
15440 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15442 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15444 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15446 * gcc-plugin.h: Include config.h and system.h.
15447 (IN_GCC): Define if not defined.
15449 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15451 PR middle-end/40249
15452 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15455 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15457 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15459 * config/m32r/m32r.h: Ditto.
15460 * config/m32r/m32r.md: Ditto.
15461 * config/m32r/predicates.md: Ditto.
15463 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15465 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15467 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15470 (Loading plugins): typo.
15471 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15472 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15473 (Interacting with the GCC Garbage Collector): Added new section.
15474 (Giving information about a plugin): Added new section for
15476 * ggc.h (ggc_register_root_tab): Added declaration.
15477 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15478 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15479 (register_callback): Improved comment in declaration.
15480 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15481 (extra_root_vec) Added static variable for dynamic roots registration.
15482 (ggc_register_root_tab) Added new routine.
15483 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15484 PLUGIN_GGC_MARKING event.
15485 * ggc-zone.c: Include plugin.h.
15486 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15487 * ggc-page.c: Include plugin.h.
15488 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15489 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15490 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15491 (register_callback): check lack of callbacks for
15492 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15493 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15494 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15495 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15496 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15497 dependency on plugin.h.
15498 (plugin.o): Added dependency on ggc.h...
15500 2009-05-26 Richard Guenther <rguenther@suse.de>
15502 PR middle-end/40248
15504 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15505 with mismatched comparison modes.
15507 * expr.c (expand_expr_real_1): Expand the operand of a
15508 VIEW_CONVERT_EXPR in its natural mode.
15510 2009-05-26 Ian Lance Taylor <iant@google.com>
15512 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15513 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15514 (ALL_COMPILERFLAGS): Define.
15515 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15516 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15517 (collect2$(exeext), collect2.o): Likewise.
15518 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15519 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15520 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15521 (libbackend.o, intl.o, cppdefault.o): Likewise.
15522 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15523 (build/%.o): Use $(COMPILER_FOR_BUILD).
15524 (build/gen%$(build_exeext)): Likewise.
15525 (build/gcov-iov$(build_exeext)): LIkewise.
15526 * config/t-darwin (darwin.o): Use $(COMPILER).
15527 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15528 * config/t-sol2 (sol2-c.o): Likewise.
15529 (sol2.o): Likewise.
15530 * config/t-vxworks (vxworks.o): Likewise.
15531 * config/x-darwin (host-darwin.o): Likewise.
15532 * config/x-hpux (host-hpux.o): Likewise.
15533 * config/x-linux (host-linux.o): Likewise.
15534 * config/x-solaris (host-solaris.o): Likewise.
15535 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15536 * config/arm/t-arm (arm-c.o): Likewise.
15537 * config/arm/t-pe (pe.o): Likewise.
15538 * config/arm/t-wince-pe (pe.o): Likewise.
15539 * config/i386/t-cygming (winnt.o): Likewise.
15540 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15541 * config/i386/t-cygwin (cygwin1.o): Likewise.
15542 (cygwin2.o): Likewise.
15543 * config/i386/t-i386 (i386-c.o): Likewise.
15544 * config/i386/t-interix (winnt.o): Likewise.
15545 * config/i386/t-netware (netware.o): Likewise.
15546 * config/i386/t-nwld (nwld.o): Likewise.
15547 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15548 * config/i386/x-i386 (driver-i386.o): Likewise.
15549 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15550 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15551 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15552 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15553 * config/mips/x-native (driver-native.o): Likewise.
15554 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15555 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15556 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15557 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15558 * config/score/t-score-elf (score7.o): Likewise.
15559 (score3.o): Likewise.
15560 * config/sh/t-sh (sh-c.o): Likewise.
15561 * config/sh/t-symbian (sh-c.o): Likewise.
15562 (symbian.o): Likewise.
15563 * config/spu/t-spu-elf (spu-c.o): Likewise.
15564 * config/v850/t-v850 (v850-c.o): Likewise.
15565 * config/v850/t-v850e (v850-c.o): Likewise.
15567 2009-05-26 Richard Guenther <rguenther@suse.de>
15569 PR tree-optimization/40122
15570 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15571 VECTOR_CSTs if possible.
15572 (fold_gimple_assign): Likewise.
15574 2009-05-26 Richard Guenther <rguenther@suse.de>
15576 PR middle-end/40252
15577 * fold-const.c (fold_binary): Use the correct types for building
15580 2009-05-26 Richard Guenther <rguenther@suse.de>
15582 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15583 redundant calls to merge_alias_info.
15584 (bump_vector_ptr): Likewise.
15585 * tree-ssa-copy.c (merge_alias_info): Remove.
15586 (replace_exp_1): Remove call to merge_alias_info.
15587 (propagate_tree_value): Likewise.
15588 (fini_copy_prop): Propagate points-to info.
15589 * tree-flow.h (merge_alias_info): Remove.
15591 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15593 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15595 2009-05-25 Jan Hubicka <jh@suse.cz>
15597 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15598 * cgraph.h (struct inline_summary): New filed self_wize,
15599 size_inlining_benefit, self_time and time_inlining_benefit.
15600 (struct cgraph_global_info): Replace insns by time ans size fields.
15601 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15602 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15603 (ipcp_update_callgraph): Do not touch function bodies.
15604 * ipa-inline.c: Include except.h
15605 (MAX_TIME): New constant.
15606 (overall_insns): Remove.
15607 (leaf_node_p): New.
15608 (overall_size, max_benefit): New static variables.
15609 (cgraph_estimate_time_after_inlining): New function.
15610 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15611 (cgraph_clone_inlined_nodes): Update size.
15612 (cgraph_mark_inline_edge): Update size.
15613 (cgraph_estimate_growth): Use size info.
15614 (cgraph_check_inline_limits): Check size.
15615 (cgraph_default_inline_p): Likewise.
15616 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15617 (cgraph_decide_recursive_inlining): Check size.
15618 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15620 (cgraph_decide_inlining): Likewise.
15621 (cgraph_decide_inlining_incrementally): Likewise; honor
15622 PARAM_EARLY_INLINING_INSNS.
15623 (likely_eliminated_by_inlining_p): New predicate.
15624 (estimate_function_body_sizes): New function.
15625 (compute_inline_parameters): Use it.
15626 * except.c (must_not_throw_labels): New function.
15627 * except.h (must_not_throw_labels): Declare.
15628 * tree-inline.c (init_inline_once): Kill inlining_weigths
15629 * tree-ssa-structalias.c: Avoid uninitialized warning.
15630 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15631 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15632 (PARAM_INLINE_CALL_COST): Remove.
15633 (PARAM_EARLY_INLINING_INSNS): New.
15635 2009-05-25 Richard Guenther <rguenther@suse.de>
15637 PR tree-optimization/36327
15638 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15639 callback for reference translation or lookup at the point of may-defs.
15640 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15641 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15642 for union COMPONENT_REFs.
15643 (vn_reference_lookup_3): New callback. Lookup from memset
15644 and CONSTRUCTOR assignment, translate through struct copies.
15645 (vn_reference_lookup_pieces): Make sure to not free the
15646 passed operands array. Adjust walk_non_aliased_vuses call.
15647 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15648 make sure we do not leak memory.
15650 2009-05-25 Richard Guenther <rguenther@suse.de>
15652 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15653 * tree-inline.c (expand_call_inline): Reset the escaped and
15654 callused solutions.
15655 * tree-ssa-structalias.c (pass_build_ealias): New.
15656 * tree-pass.h (pass_build_ealias): Declare.
15657 * passes.c (init_optimization_passes): Add PTA during
15658 early optimizations.
15659 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15660 and CALLUSED solutions.
15661 (dump_points_to_solution): New function, split out from ...
15662 (dump_points_to_info_for): ... here.
15663 * tree-parloops.c (parallelize_loops): Reset the escaped and
15664 callused solutions.
15666 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15669 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15670 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15672 2009-05-25 Ira Rosen <irar@il.ibm.com>
15674 PR tree-optimization/40238
15675 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15676 statements after basic block's labels.
15677 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15678 to free the allocated memory.
15680 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15682 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15683 return address with a USE.
15685 2009-05-24 Richard Guenther <rguenther@suse.de>
15687 PR middle-end/40233
15688 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15689 array type from the main variant of the inner type.
15691 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15693 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15694 definition to bool (from int) to un-break build.
15695 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15697 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15699 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15700 discard_stmt_changes): Delete.
15701 * tree-ssa-operands.c (scb_stack): Delete.
15702 (init_ssa_operands): Do not initialize it.
15703 (fini_ssa_operands): Do not free it.
15704 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15706 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15707 update_stmt, remove the others. Fix comments.
15708 * tree-dfa.c (optimize_stack_restore): Likewise.
15709 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15710 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15711 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15712 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15714 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15715 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15716 (dom_opt_finalize_block): Likewise, adjusting access to
15718 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15719 (stmts_to_rescan): Change item type to gimple.
15720 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15722 2009-05-24 Ira Rosen <irar@il.ibm.com>
15724 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15725 * tree-pass.h (pass_slp_vectorize): New pass.
15726 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15727 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15728 * tree-vectorizer.c (timevar.h): Include.
15729 (user_vect_verbosity_level): Declare.
15730 (vect_location): Fix comment.
15731 (vect_set_verbosity_level): Update user_vect_verbosity_level
15732 instead of vect_verbosity_level.
15733 (vect_set_dump_settings): Add an argument. Ignore user defined
15734 verbosity if dump flags require higher level of verbosity. Print to
15735 stderr only for loop vectorization.
15736 (vectorize_loops): Update call to vect_set_dump_settings.
15737 (execute_vect_slp): New function.
15738 (gate_vect_slp): Likewise.
15739 (struct gimple_opt_pass pass_slp_vectorize): New.
15740 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15741 access its members.
15742 (vec_info_for_bb): New function.
15743 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15744 (VECTORIZATION_ENABLED): New macro.
15745 (SLP_ENABLED, SLP_DISABLED): Likewise.
15746 (vect_is_simple_use): Add bb_vec_info argument.
15747 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15748 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15749 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15750 vect_schedule_slp, vect_analyze_slp): Likewise.
15751 (vect_analyze_stmt): Add slp_tree argument.
15752 (find_bb_location): Declare.
15753 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15754 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15755 (vect_analyze_loop_operations, vect_analyze_loop,
15756 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15757 vect_finalize_reduction, vectorizable_reduction,
15758 vectorizable_live_operation, vect_transform_loop): Likewise.
15759 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15760 skip evolution analysis if analyzing a basic block.
15761 (dr_analyze_indices): Likewise.
15762 (initialize_data_dependence_relation): Skip the test whether the
15763 object is invariant for basic blocks.
15764 (compute_all_dependences): Skip dependence analysis for data
15765 references in basic blocks.
15766 (find_data_references_in_stmt): Don't fail in case of invariant
15767 access in basic block.
15768 (find_data_references_in_bb): New function.
15769 (find_data_references_in_loop): Move code to
15770 find_data_references_in_bb and add a call to it.
15771 (compute_data_dependences_for_bb): New function.
15772 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15773 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15775 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15776 unknown dependence in basic block and fail in case of dependence in
15778 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15779 dependence instances from either loop or basic block vectorization
15781 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15782 before calling nested_in_vect_loop_p.
15783 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15784 dependence instances from either loop or basic block vectorization
15786 (vect_verify_datarefs_alignment): Likewise.
15787 (vect_enhance_data_refs_alignment): Adjust function calls.
15788 (vect_analyze_data_refs_alignment): Likewise.
15789 (vect_analyze_group_access): Fix printing. Skip different checks if
15790 DR_STEP is 0. Keep strided stores either in loop or basic block
15791 vectorization data structure. Fix indentation.
15792 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15794 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15795 dependence instances from either loop or basic block vectorization
15797 (vect_analyze_data_refs): Update comment. Call
15798 compute_data_dependences_for_bb to analyze basic blocks.
15799 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15800 case of loop vectorization. In case of basic block vectorization use
15801 data-ref itself as a base.
15802 (vect_create_data_ref_ptr): In case of basic block vectorization:
15803 don't advance the pointer, add new statements before the current
15804 statement. Adjust function calls.
15805 (vect_supportable_dr_alignment): Support only aligned accesses in
15806 basic block vectorization.
15807 * common.opt (ftree-slp-vectorize): New flag.
15808 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15809 (vect_pattern_recog_1): Likewise.
15810 * tree-vect-stmts.c (process_use): Likewise.
15811 (vect_init_vector): Add new statements in the beginning of the basic
15812 block in case of basic block SLP.
15813 (vect_get_vec_def_for_operand): Adjust function calls.
15814 (vect_finish_stmt_generation): Likewise.
15815 (vectorizable_call): Add assert that it is loop vectorization, adjust
15817 (vectorizable_conversion, vectorizable_assignment): Likewise.
15818 (vectorizable_operation): In case of basic block SLP, take
15819 vectorization factor from statement's type and skip the relevance
15820 check. Adjust function calls.
15821 (vectorizable_type_demotion): Add assert that it is loop
15822 vectorization, adjust function calls.
15823 (vectorizable_type_promotion): Likewise.
15824 (vectorizable_store): Check for outer loop only in case of loop
15825 vectorization. Adjust function calls. For basic blocks, skip the
15826 relevance check and don't advance pointers.
15827 (vectorizable_load): Likewise.
15828 (vectorizable_condition): Add assert that it is loop vectorization,
15829 adjust function calls.
15830 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15831 that it is not reduction, get vector type, call only supported
15832 functions, skip loop specific parts.
15833 (vect_transform_stmt): Check for outer loop only in case of loop
15835 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15836 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15837 for external definition.
15838 * passes.c (pass_slp_vectorize): New pass.
15839 * tree-vect-slp.c (find_bb_location): New function.
15840 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15841 check for patterns only in loops.
15842 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15843 case of multiple types in basic block SLP.
15844 (vect_mark_slp_stmts_relevant): New function.
15845 (vect_supported_load_permutation_p): Fix comment.
15846 (vect_analyze_slp_instance): Add argument. In case of basic block
15847 SLP, take vectorization factor from statement's type, check that
15848 unrolling factor is 1. Adjust function call. Save SLP instance in
15849 either loop or basic block vectorization structure. Return FALSE,
15851 (vect_analyze_slp): Add argument. Get strided stores groups from
15852 either loop or basic block vectorization structure. Return FALSE
15853 if basic block SLP failed.
15854 (new_bb_vec_info): New function.
15855 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15856 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15857 (vect_schedule_slp): Add argument. Get SLP instances from either
15858 loop or basic block vectorization structure. Set vectorization factor
15859 to be 1 for basic block SLP.
15860 (vect_slp_transform_bb): New function.
15861 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15863 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15865 * final.c (shorten_branches): Do not align labels for jump tables.
15866 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15868 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15870 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15871 Remove outdated reference to flow.c and fix nits.
15872 * doc/gccint.texi: Tweak RTL description.
15873 * doc/rtl.texi: Likewise.
15875 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15877 * config/avr/avr.c: Change my email address.
15878 * config/avr/avr.h: Likewise.
15879 * config/avr/avr.md: Likewise.
15880 * config/avr/avr-protos.h: Likewise.
15881 * config/avr/libgcc.S: Likewise.
15883 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15885 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15886 (spu_split_load, spu_split_store): Change return type to int.
15887 (spu_split_convert): Declare.
15888 * config/spu/predicates.md (spu_mem_operand): Remove.
15889 (spu_mov_operand): Update.
15890 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15891 * config/spu/spu.c (regno_aligned_for_load): Remove.
15892 (reg_aligned_for_addr, spu_expand_load): Define.
15893 (spu_expand_extv): Reimplement and handle MEM.
15894 (spu_expand_insv): Handle MEM.
15895 (spu_sched_reorder): Handle insn's with length 0.
15896 (spu_legitimate_address_p): Reimplement.
15897 (store_with_one_insn_p): Return TRUE for any mode with size
15898 larger than 16 bytes.
15899 (address_needs_split): Define.
15900 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15902 (spu_convert_move): Define.
15903 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15904 (spu_split_store): Change all MEM's to TImode.
15905 (spu_init_expanders): Preallocate registers that correspond to
15906 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15908 (spu_split_convert): Define.
15909 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15910 (_move<mode>, _movdi, _movti): Update predicate and condition.
15911 (load, store): Change to define_split.
15912 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15914 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15915 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15916 define_insn_and_split of lshr<mode>3.
15917 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15918 (<v>ashr<mode>3_imm): Define.
15919 (extv, extzv, insv): Allow MEM operands.
15920 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15921 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15922 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15923 (_spu_convert2): Change to define_insn_and_split and remove the
15924 corresponding define_peephole2.
15925 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15926 Change predicates to memory_operand.
15928 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15930 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15932 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15934 PR tree-optimization/40219
15935 * tree.c (iterative_hash_expr): Make sure the builtin function is
15936 a normal builtin function and not a front end or back end builtin
15937 before indexing into the built_in_decls array.
15939 2009-05-22 Richard Guenther <rguenther@suse.de>
15941 PR middle-end/38964
15942 * alias.c (write_dependence_p): Do not use TBAA for answering
15943 anti-dependence or output-dependence.
15944 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15945 (emit_pointer_definition): Remove.
15946 (emit_alias_warning): Likewise.
15947 (find_what_var_points_to): Remove TBAA pruning code.
15948 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15950 (compute_points_to_sets): Remove code computing the set of
15951 dereferenced pointers.
15952 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15953 oracle for querying anti and output dependencies.
15954 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15955 if TBAA may be applied.
15956 (refs_anti_dependent_p): New function.
15957 (refs_output_dependent_p): Likewise.
15958 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15959 (refs_output_dependent_p): Likewise.
15960 * doc/tree-ssa.texi (Memory model): New section.
15961 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15962 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15963 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15964 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15965 * expr.c (expand_expr_real_1): Likewise.
15966 * gimple-low.c (lower_stmt): Likewise.
15967 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15968 (dump_gimple_cdt): Remove.
15969 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15970 (gimple_size): Likewise.
15971 (walk_gimple_op): Likewise.
15972 (is_gimple_stmt): Likewise.
15973 (walk_stmt_load_store_addr_ops): Likewise.
15974 (gimple_build_cdt): Remove.
15975 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15976 * gimple.h (gimple_cdt_new_type): Remove.
15977 (gimple_cdt_new_type_ptr): Likewise.
15978 (gimple_cdt_set_new_type): Likewise.
15979 (gimple_cdt_location): Likewise.
15980 (gimple_cdt_location_ptr): Likewise.
15981 (gimple_cdt_set_location): Likewise.
15982 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15983 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15984 GIMPLE_CHANGE_DYNAMIC_TYPE.
15985 (verify_types_in_gimple_stmt): Likewise.
15986 * tree-inline.c (estimate_num_insns): Likewise.
15987 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15988 (copy_decl_to_var): Likewise.
15989 (copy_result_decl_to_var): Likewise.
15990 * tree-pretty-print.c (dump_generic_node): Do not handle
15991 CHANGE_DYNAMIC_TYPE_EXPR.
15992 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15993 * tree-ssa-operands.c (get_expr_operands): Likewise.
15994 * tree-ssa-structalias.c (struct variable_info): Remove
15995 no_tbaa_pruning member.
15996 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15997 (unify_nodes): Do not copy it.
15998 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15999 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16000 (set_uids_in_ptset): Do not check it.
16001 (find_what_var_points_to): Likewise.
16002 (compute_tbaa_pruning): Remove.
16003 (compute_points_to_sets): Do not call it.
16004 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16005 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16006 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16007 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16008 (DECL_NO_TBAA_P): Likewise.
16009 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16010 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16011 (expand_omp_atomic_pipeline): Do not set it.
16012 * print-tree.c (print_node): Do not dump it.
16013 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16016 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16019 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16022 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16024 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16027 2009-05-22 Ben Elliston <bje@au.ibm.com>
16029 * Makefile.in (bversion.h, s-bversion): New targets.
16030 (TOPLEV_H): Add bversion.h.
16031 * toplev.h: Include "bversion.h".
16032 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16033 the __format__ attribute only if compiling with the same version
16034 of GCC as the sources (the "build version").
16036 2009-05-22 Ben Elliston <bje@au.ibm.com>
16038 * c-format.c (handle_format_attribute): Fix comment typo.
16040 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16043 * config/ia64/ia64.opt (mfused-madd): New.
16044 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16045 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16046 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16047 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16048 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16049 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16050 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16051 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16052 instruction if !TARGET_FUSED_MADD.
16053 (fpma, fpms): Remove colon from name.
16055 2009-05-22 Richard Guenther <rguenther@suse.de>
16057 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16058 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16059 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16061 (create_expression_by_pieces): Only convert if necessary.
16062 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16063 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16065 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16067 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16068 regular pattern from a template and rename it ...
16069 (*extzv_truncsi_exts): ... to this.
16071 2009-05-21 Richard Guenther <rguenther@suse.de>
16073 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16074 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16075 (cgraph_default_inline_p): Likewise.
16076 (cgraph_decide_inlining_incrementally): Likewise.
16078 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16079 Uros Bizjak <ubizjak@gmail.com>
16081 * config/i386/cpuid.h (bit_MOVBE): New.
16083 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16085 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16086 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16087 (ix86_handle_option): Handle OPT_mmovbe.
16088 (ix86_target_string): Add -mmovbe.
16089 (pta_flags): Add PTA_MOVBE.
16090 (processor_alias_table): Add PTA_MOVBE to "atom".
16091 (override_options): Handle PTA_MOVBE.
16093 * config/i386/i386.h (TARGET_MOVBE): New.
16095 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16096 (*bswapsi_movbe): New.
16097 (*bswapdi_movbe): Likewise.
16098 (bswapdi2): Renamed to ...
16099 (*bswapdi_1): This.
16100 (bswapdi2): New expander.
16102 * config/i386/i386.opt (mmovbe): New.
16104 * doc/invoke.texi: Document -mmovbe.
16106 2009-05-21 Taras Glek <tglek@mozilla.com>
16108 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16109 * gcc-plugin.h (plugin_init): Updated signature.
16110 * gcc-plugin.h (plugin_name_args): Moved to this header.
16111 * doc/plugins.texi (plugin_init): Updated documention to reflect
16113 * doc/plugins.texi (plugin_name_args): Added to documention.
16115 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16117 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16118 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16120 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16122 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16123 JUMP_TABLE_DATA_P predicates where applicable.
16124 * config/i386/predicates.md: Ditto.
16125 * config/i386/sse.md: Ditto.
16127 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16129 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16130 operand2 -128 override length_immediate attribute to 1.
16131 * config/i386/predicates.md (constm128_operand): New predicate.
16133 * config/i386/i386.c (memory_address_length): Handle %r12
16134 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16136 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16137 mode look through optional ZERO_EXTEND and SUBREG.
16138 * config/i386/i386.md (R12_REG): New define_constant.
16139 (prefix_data16): For sse unit set also for MODE_TI insns.
16140 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16141 insns set if operand 1 is ext_QIreg_operand.
16142 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16143 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16145 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16146 mode from MODE_DI to MODE_SI.
16147 (movdi_1_rex64): Override modrm and length_immediate attributes
16148 only for movabs (TYPE_IMOV, alternative 2).
16149 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16150 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16151 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16152 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16153 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16154 prefix_rex attribute if DImode.
16155 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16156 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16157 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16158 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16159 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16160 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16161 Likewise. For TYPE_IMOV clear length_immediate attribute.
16162 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16163 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16164 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16165 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16166 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16167 or one operand TYPE_ISHIFT.
16168 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16169 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16170 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16171 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16172 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16173 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16174 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16175 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16176 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16177 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16178 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16179 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16180 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16181 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16182 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16183 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16184 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16185 set mode attribute, don't override length attribute.
16186 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16188 (return_internal_long): Set length attribute to 2 instead of 1.
16189 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16190 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16191 prefix_rex attribute.
16192 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16194 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16196 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16198 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16200 2009-05-20 Ian Lance Taylor <iant@google.com>
16202 * tree.c (build_tree_list_vec_stat): New function.
16203 (ctor_to_vec): New function.
16204 (build_nt_call_vec): New function.
16205 (build_call_array): Change args to be a const pointer.
16206 (build_call_vec): New function.
16207 * tree.h (build_nt_call_vec): Declare.
16208 (build_tree_list_vec_stat): Declare.
16209 (build_tree_list_vec): Define.
16210 (build_call_array): Update declaration.
16211 (build_call_vec): Declare.
16212 (ctor_to_vec): Declare.
16213 * c-common.c (tree_vector_cache): New static variable.
16214 (make_tree_vector): New function.
16215 (release_tree_vector): New function.
16216 (make_tree_vector_single): New function.
16217 (make_tree_vector_copy): New function.
16218 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16219 (make_tree_vector_single, make_tree_vector_copy): Declare.
16220 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16221 (c_parser_expr_list): Don't manage cache here, instead call
16223 (c_parser_release_expr_list): Remove static function.
16224 (c_parser_vec_to_tree_list): Remove static function.
16225 (c_parser_attributes): Call build_tree_list_vec instead of
16226 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16227 c_parser_release_expr_list.
16228 (c_parser_postfix_expression_after_primary): Likewise.
16229 (c_parser_objc_keywordexpr): Likewise.
16231 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16233 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16234 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16235 TARGET_CONVERT_TO_TYPE.
16236 * hooks.c (hook_tree_const_tree_null): Define.
16237 * hooks.h (hook_tree_const_tree_null): Declare.
16238 * target.h (struct gcc_target): Add invalid_parameter_type,
16239 invalid_return_type, promoted_type, and convert_to_type fields.
16240 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16241 (TARGET_INVALID_RETURN_TYPE): Define.
16242 (TARGET_PROMOTED_TYPE): Define.
16243 (TARGET_CONVERT_TO_TYPE): Define.
16244 (TARGET_INITIALIZER): Update for new fields.
16245 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16246 (grokparms): Check targetm.invalid_parameter_type.
16247 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16248 * c-convert.c (convert): Check targetm.convert_to_type.
16250 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16252 * config/mips/mips.md (*extenddi_truncate<mode>,
16253 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16255 (*extendhi_truncateqi): New define_insn_and_sptit.
16257 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16259 PR middle-end/40204
16260 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16261 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16263 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16265 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16266 the operand of VIEW_CONVERT_EXPR.
16268 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16270 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16271 extended family and model for Intel processors. Support Intel Atom.
16273 2009-05-20 Olivier Hainque <hainque@adacore.com>
16275 * gstab.h (stab_code_type): Define, to be used instead of the
16276 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16278 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16279 occurrences by stab_code_type.
16280 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16282 2009-05-20 Martin Jambor <mjambor@suse.cz>
16284 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16285 (sra_insert_before): Likewise.
16286 (sra_insert_after): Likewise.
16287 (sra_init_cache): Likewise.
16288 (sra_type_can_be_decomposed_p): Likewise.
16289 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16290 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16291 (sra_insert_before): Likewise.
16292 (sra_insert_after): Likewise.
16293 (sra_init_cache): Likewise.
16294 (insert_edge_copies_seq): Made static and moved upwards.
16296 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16299 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16301 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16302 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16305 2009-05-20 Richard Guenther <rguenther@suse.de>
16307 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16308 with mismatched comparison modes.
16310 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16312 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16313 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16314 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16315 with shifts for Thumb2.
16316 (orsi_notsi): New for orn.
16317 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16318 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16319 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16320 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16321 Don't invert remainder for IOR.
16323 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16325 PR tree-optimization/40087
16326 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16327 number_of_iterations_ne): Rename never_infinite argument.
16328 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16329 number_of_iterations_le): Handle pointer-type ivs when
16330 exit_must_be_taken is false.
16331 (number_of_iterations_cond): Do not always assume that
16332 exit_must_be_taken if the control variable is a pointer.
16334 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16336 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16337 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16339 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16341 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16342 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16344 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16347 * c.opt (Wlogical-op): Disabled by default.
16348 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16350 * doc/invoke.texi (Wlogical-op): Likewise.
16352 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16354 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16356 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16357 Propagate the type of the first operand.
16358 <ASSERT_EXPR>: Simplify.
16359 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16360 Rewrite using the RHS code as discriminant.
16361 <NOP_EXPR>: Turn into CASE_CONVERT.
16362 <PLUS_EXPR>: Propagate the type of the first operand.
16364 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16366 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16367 (ia64_dconst_0_375): New.
16368 * config/ia64/ia64.c (ia64_override_options): Remove
16369 -minline-sqrt-min-latency warning.
16370 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16371 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16372 * config/ia64/ia64.md (*sqrt_approx): Remove.
16373 (sqrtsf2): Remove #if 0.
16374 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16375 (sqrtdf): Remove assert.
16376 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16377 (sqrtxf2): Remove #if 0.
16378 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16379 * div.md (sqrt_approx_rf): New.
16380 (sqrtsf2_internal_thr): New implementation.
16381 (sqrtsf2_internal_lat): New.
16382 (sqrtdf2_internal_thr: New implementation.
16383 (sqrtxf2_internal): New implementation.
16385 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16386 Hans-Peter Nilsson <hp@axis.com>
16388 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16389 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16390 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16391 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16392 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16393 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16394 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16395 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16396 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16397 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16398 * c-common.c: ...from here.
16400 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16402 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16404 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16406 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16408 2009-05-19 Ben Elliston <bje@au.ibm.com>
16410 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16411 assignments with memcpy calls.
16412 (add_fdes): Likewise.
16413 (binary_search_unencoded_fdes): Likewise.
16414 (linear_search_fdes): Eliminate type puns.
16416 2009-05-19 Richard Guenther <rguenther@suse.de>
16418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16419 not falsely claim to have propagated into all uses.
16421 2009-05-19 Ben Elliston <bje@au.ibm.com>
16423 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16426 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16428 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16429 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16430 (TARGET_LEGITIMATE_ADDRESS_P): New.
16431 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16432 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16434 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16437 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16438 child of the containing namespace's DIE.
16440 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16442 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16443 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16444 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16447 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16450 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16451 gen_align with gen_pad.
16452 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16453 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16455 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16456 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16458 * config/i386/i386.md (align): Renamed to ...
16459 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16460 ASM_OUTPUT_MAX_SKIP_PAD.
16462 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16464 * config.gcc: Fix variable syntax.
16467 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16468 before calling exact_log2.
16469 (output_iorsi3): Likewise.
16470 (output_xorsi3): Likewise.
16472 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16474 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16475 for the none zero constant operand except for EQ and NE
16476 comprisons even when the first operand is R0.
16478 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16480 * config/s390/2064.md: Remove trailing whitespaces.
16481 * config/s390/2084.md: Likewise.
16482 * config/s390/constraints.md: Likewise.
16483 * config/s390/fixdfdi.h: Likewise.
16484 * config/s390/libgcc-glibc.ver: Likewise.
16485 * config/s390/s390-modes.def: Likewise.
16486 * config/s390/s390-protos.h: Likewise.
16487 * config/s390/s390.c: Likewise.
16488 * config/s390/s390.h: Likewise.
16489 * config/s390/s390.md: Likewise.
16490 * config/s390/tpf-unwind.h: Likewise.
16492 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16494 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16496 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16499 * configure.ac (m68k-*-*): Check if binutils support TLS.
16500 * configure: Regenerate.
16501 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16502 * config/m68k/constraints.md (Cu): New constraint.
16503 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16504 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16505 (movsi): Handle TLS symbols.
16506 (addsi3_5200): Handle XTLS symbols, indent.
16507 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16508 (m68k_tls_reference_p): Declare.
16509 (m68k_legitimize_address): Declare.
16510 (m68k_unwrap_symbol): Declare.
16511 * config/m68k/m68k.opt (mxtls): New option.
16512 * config/m68k/m68k.c (ggc.h): Include.
16513 (m68k_output_dwarf_dtprel): Implement hook.
16514 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16515 (m68k_expand_prologue): Load GOT pointer when function needs it.
16516 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16517 (m68k_legitimate_constant_address_p): Same.
16518 (m68k_decompose_address): Handle TLS references.
16519 (m68k_get_gp): New static function.
16520 (enum m68k_reloc): New contants.
16521 (TLS_RELOC_P): New macro.
16522 (m68k_wrap_symbol): New static function.
16523 (m68k_unwrap_symbol): New function.
16524 (m68k_final_prescan_insn_1): New static function.
16525 (m68k_final_prescan_insn): New function.
16526 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16528 (legitimize_pic_address): Handle TLS references..
16529 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16530 (m68k_libcall_value_in_a0_p)
16531 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16532 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16533 (m68k_legitimize_tls_address): Handle TLS references.
16534 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16536 (m68k_legitimize_address): Handle TLS symbols.
16537 (m68k_get_reloc_decoration): New static function.
16538 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16540 (m68k_output_dwarf_dtprel): Implement hook.
16541 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16542 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16543 m68k_call_* routines.
16544 (sched_attr_op_type): Handle TLS symbols.
16545 (gt-m68k.h): Include.
16546 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16547 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16549 2009-05-18 Martin Jambor <mjambor@suse.cz>
16551 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16552 (visit_store_addr_for_mod_analysis): New function.
16553 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16554 (determine_cst_member_ptr): Use gimple_assign_single_p.
16555 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16556 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16557 operands. Don't check number of operands of a NOP_EXPR.
16559 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16561 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16563 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16566 * c-common.c (warn_logical_operator): Don't warn if one of
16567 expression isn't always true or false.
16569 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16571 * config/i386/biarch32.h: New file.
16572 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16574 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16576 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16577 *zero_extend<mode>_truncqi): Merge these into ...
16578 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16579 Name the pattern following this as *zero_extendhi_truncqi.
16581 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16583 PR middle-end/39301
16584 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16585 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16586 (output_info): Make field HOST_WIDEST_INT.
16587 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16588 (dump_bitmat_statistics): Same.
16590 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16592 * config.gcc (use_gcc_stdint): Set to wrap.
16593 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16594 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16595 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16596 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16597 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16598 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16599 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16600 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16602 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16604 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16606 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16607 Move definitions earlier.
16608 (OPT_ARCH64, OPT_ARCH32): Define.
16609 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16612 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16615 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16618 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16620 * arm.md (movdi2): Copy non-reg values to DImode registers.
16622 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16625 * final.c (label_to_max_skip): New function.
16626 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16627 CODE_LABEL_NUMBER <= max_labelno.
16628 * output.h (label_to_max_skip): New prototype.
16629 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16630 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16631 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16632 Handle CODE_LABELs with >= 16 byte alignment or with
16633 max_skip == (1 << align) - 1.
16634 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16635 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16638 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16639 .p2align 3 if MAX_SKIP is smaller than 7.
16640 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16642 2009-05-15 Ian Lance Taylor <iant@google.com>
16644 * alias.c (struct alias_set_entry_d): Rename from struct
16645 alias_set_entry. Change all uses.
16646 * except.c (struct call_site_record_d): Rename from struct
16647 call_site_record. Change all uses.
16648 * except.h (struct eh_region_d): Rename from struct eh_region.
16650 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16652 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16653 ivtype_map_elt. Change all uses.
16654 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16656 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16657 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16659 (struct sese_d): Rename from struct sese. Change all uses.
16660 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16661 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16662 * optabs.h (struct optab_d): Rename from struct optab. Change all
16664 (struct convert_optab_d): Rename from struct convert_optab.
16666 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16667 ipa_opt_pass. Change all uses.
16668 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16671 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16672 defined as a typedef.
16673 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16676 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16679 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16681 (merge_ranges): Returns bool.
16682 * tree.h (make_range): .. to here.
16683 (build_range_check): Likewise.
16684 (merge_ranges): Likewise. Renamed from merge_ranges.
16685 * c-typeck.c (parser_build_binary_op): Update calls to
16686 warn_logical_operator.
16687 * c-common.c (warn_logical_operator): Add new warning.
16688 * c-common.h (warn_logical_operator): Update declaration.
16690 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16692 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16694 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16696 * doc/install.texi: Document MPC requirements, flags etc.
16698 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16699 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16700 Evaluate constant arguments.
16701 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16702 (fold_builtin_1): Likewise, also evaluate constant arguments.
16703 Remove superfluous break.
16704 (do_mpc_ckconv): New.
16705 * real.h: Include mpc.h.
16706 * toplev.c (print_version): Output MPC version info if available.
16708 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16710 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16712 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16714 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16717 2009-05-15 Jan Hubicka <jh@suse.cz>
16719 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16720 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16721 (try_inline): Fix return value.
16722 (cgraph_decide_inlining_incrementally): Honor new value.
16723 (cgraph_early_inlining): Handle indirect inlining.
16724 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16726 2009-05-15 Jan Hubicka <jh@suse.cz>
16728 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16729 * cgraphunit.c (cgraph_finalize_function): Set it.
16730 (cgraph_expand_function): Use it.
16732 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16734 * real.c (encode_ieee_half): Define.
16735 (decode_ieee_half): Define.
16736 (ieee_half_format): Define.
16737 (arm_half_format): Define.
16738 * real.h (ieee_half_format): Declare.
16739 (arm_half_format): Declare.
16741 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16743 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16744 swapped, and reversed optabs exist before trying to use them.
16746 2009-05-15 Paul Brook <paul@codesourcery.com>
16747 Sandra Loosemore <sandra@codesourcery.com>
16749 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16750 loads. Allow PRE_DEC.
16751 (output_move_neon): Handle PRE_DEC.
16752 (arm_print_operand): Add 'A' for neon structure loads.
16753 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16754 * config/arm/neon.md (neon_mov): Update comment.
16755 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16757 (Um): New constraint.
16759 2009-05-15 Jan Hubicka <jh@suse.cz>
16761 Revert the following patch until testsuite fallout is fixed:
16762 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16763 * cgraph.h (struct inline_summary): New filed self_wize,
16764 size_inlining_benefit, self_time and time_inlining_benefit.
16765 (struct cgraph_global_info): Replace insns by time ans size fields.
16766 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16767 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16768 (ipcp_update_callgraph): Do not touch function bodies.
16769 * ipa-inline.c: Include except.h
16770 (MAX_TIME): New constant.
16771 (overall_insns): Remove
16772 (overall_size, max_benefit): New static variables.
16773 (cgraph_estimate_time_after_inlining): New function.
16774 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16775 (cgraph_clone_inlined_nodes): Update size.
16776 (cgraph_mark_inline_edge): Update size.
16777 (cgraph_estimate_growth): Use size info.
16778 (cgraph_check_inline_limits): Check size.
16779 (cgraph_default_inline_p): Likewise.
16780 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16781 (cgraph_decide_recursive_inlining): Check size.
16782 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16784 (cgraph_decide_inlining): Likewise.
16785 (cgraph_decide_inlining_incrementally): Likewise; honor
16786 PARAM_EARLY_INLINING_INSNS.
16787 (likely_eliminated_by_inlining_p): New predicate.
16788 (estimate_function_body_sizes): New function.
16789 (compute_inline_parameters): Use it.
16790 * except.c (must_not_throw_labels): New function.
16791 * except.h (must_not_throw_labels): Declare.
16792 * tree-inline.c (init_inline_once): Kill inlining_weigths
16793 * tree-ssa-structalias.c: Avoid uninitialized warning.
16794 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16795 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16796 (PARAM_INLINE_CALL_COST): Remove.
16797 (PARAM_EARLY_INLINING_INSNS): New.
16799 2009-05-15 Richard Guenther <rguenther@suse.de>
16801 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16802 not TODO_update_ssa.
16804 2009-05-15 Richard Guenther <rguenther@suse.de>
16806 PR tree-optimization/39999
16807 * gimple.h (gimple_expr_type): Use the expression type looking
16808 through useless conversions.
16809 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16810 (vn_nary_op_insert_stmt): Likewise.
16811 (simplify_binary_expression): Likewise.
16813 2009-05-15 Richard Guenther <rguenther@suse.de>
16815 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16816 New options, enabled by default.
16817 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16819 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16820 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16821 * tree-ssa-structalias.c (gate_tree_pta): New function.
16822 (pass_build_alias): Use it.
16824 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16827 recurse on an invariant address if a conversion from a pointer
16828 type to a wider integer type is involved.
16830 2009-05-15 Jan Hubicka <jh@suse.cz>
16832 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16833 * cgraph.h (struct inline_summary): New filed self_wize,
16834 size_inlining_benefit, self_time and time_inlining_benefit.
16835 (struct cgraph_global_info): Replace insns by time ans size fields.
16836 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16837 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16838 (ipcp_update_callgraph): Do not touch function bodies.
16839 * ipa-inline.c: Include except.h
16840 (MAX_TIME): New constant.
16841 (overall_insns): Remove
16842 (overall_size, max_benefit): New static variables.
16843 (cgraph_estimate_time_after_inlining): New function.
16844 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16845 (cgraph_clone_inlined_nodes): Update size.
16846 (cgraph_mark_inline_edge): Update size.
16847 (cgraph_estimate_growth): Use size info.
16848 (cgraph_check_inline_limits): Check size.
16849 (cgraph_default_inline_p): Likewise.
16850 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16851 (cgraph_decide_recursive_inlining): Check size.
16852 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16854 (cgraph_decide_inlining): Likewise.
16855 (cgraph_decide_inlining_incrementally): Likewise; honor
16856 PARAM_EARLY_INLINING_INSNS.
16857 (likely_eliminated_by_inlining_p): New predicate.
16858 (estimate_function_body_sizes): New function.
16859 (compute_inline_parameters): Use it.
16860 * except.c (must_not_throw_labels): New function.
16861 * except.h (must_not_throw_labels): Declare.
16862 * tree-inline.c (init_inline_once): Kill inlining_weigths
16863 * tree-ssa-structalias.c: Avoid uninitialized warning.
16864 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16865 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16866 (PARAM_INLINE_CALL_COST): Remove.
16867 (PARAM_EARLY_INLINING_INSNS): New.
16868 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16869 (inline-call-cost): Remove.
16870 (early-inlining-insns): New.
16872 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16874 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16876 (print_int_cst_bounds_in_octal_p): Likewise.
16877 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16879 * dwarf2out.c (base_type_die): Likewise.
16880 (is_subrange_type): Delete.
16881 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16882 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16883 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16884 if the destination type is boolean.
16885 (build_range_check): Do not special-case subtypes.
16886 (fold_sign_changed_comparison): Likewise.
16887 (fold_unary): Likewise.
16888 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16889 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16890 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16891 * tree.c (subrange_type_for_debug_p): New predicate based on the
16892 former is_subrange_type.
16893 * tree.h (subrange_type_for_debug_p): Declare.
16894 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16895 (convert_affine_scev): Remove call to above function.
16896 (chrec_convert_aggressive): Likewise.
16897 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16898 false for conversions involving subtypes.
16899 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16900 (vrp_val_min): Likewise.
16901 (needs_overflow_infinity): Likewise.
16902 (extract_range_from_unary_expr): Likewise.
16904 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16906 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16907 * config/frv/frv.c: Likewise.
16908 * config/s390/s390.c: Likewise.
16909 * config/sparc/sparc.h: Likewise.
16910 * config/i386/i386.h: Likewise.
16911 * config/i386/i386.c: Likewise.
16912 * config/crx/crx.c: Likewise.
16913 * config/m68hc11/m68hc11.h: Likewise.
16914 * config/iq2000/iq2000.c: Likewise.
16915 * config/mn10300/mn10300.h: Likewise.
16916 * config/mn10300/mn10300.c: Likewise.
16917 * config/m68k/m68k.c: Likewise.
16918 * config/rs6000/rs6000.c: Likewise.
16919 * config/rs6000/xcoff.h: Likewise.
16920 * config/rs6000/linux64.h: Likewise.
16921 * config/rs6000/sysv4.h: Likewise.
16922 * config/score/score3.c: Likewise.
16923 * config/score/score7.c: Likewise.
16924 * config/score/score.c: Likewise.
16925 * config/arm/arm.md: Likewise.
16926 * config/mips/mips.c: Likewise.
16927 * config/mips/mips.md: Likewise.
16928 * config/bfin/bfin.h: Likewise.
16929 * config/pa/pa.c: Likewise.
16930 * config/pa/constraints.md: Likewise.
16932 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16933 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16934 * config/pdp11/pdp11.h: Use memory_address_p instead.
16936 2009-05-14 Ian Lance Taylor <iant@google.com>
16938 * passes.c (finish_optimization_passes): Change i to int.
16939 * plugin.c (plugins_active_p): Change event to int.
16940 (dump_active_plugins): Likewise.
16941 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16943 * tree.c (tree_range_check_failed): Change c to unsigned int.
16944 (omp_clause_range_check_failed): Likewise.
16945 (build_common_builtin_nodes): Change mode to int. Add cast.
16946 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16947 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16949 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16950 ++ or -- with a variable of enum type.
16952 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16955 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16957 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16959 * store-motion.c: Do not include params.h
16960 * Makefile.in: Fix dependencies for various files.
16962 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16964 * auto-inc-dec.c: Fix pass description, remove apparent
16965 accidental duplication.
16967 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16969 PR middle-end/40147
16970 * ipa-utils.h (memory_identifier_string): Moved to ...
16971 * tree.h (memory_identifier_string): Here. Add GTY(()).
16973 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16975 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16976 in the former documentation of...
16977 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16978 * ira-conflicts.c (get_dup_num): Use address_operand.
16979 * targhooks.c (default_legitimate_address_p): New.
16980 * targhooks.h (default_legitimate_address_p): New.
16981 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16983 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16984 * target.h (struct target): Add legitimate_address_p.
16985 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16986 (TARGET_INITIALIZER): Include it.
16988 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16989 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16990 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16991 (TARGET_LEGITIMATE_ADDRESS_P): New.
16993 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16994 (REG_OK_STRICT_P): Delete.
16995 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16996 (frv_legitimate_address_p_1): ... this.
16997 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16998 (frv_legitimate_address_p_1): ... the renamed old
16999 frv_legitimate_address_p.
17000 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17001 (TARGET_LEGITIMATE_ADDRESS_P): New.
17003 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17004 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17005 * config/s390/s390.c (legitimate_address_p): Rename to...
17006 (s390_legitimate_address_p): ... this, make static.
17007 (legitimize_address): Adjust call.
17008 (TARGET_LEGITIMATE_ADDRESS_P): New.
17009 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17011 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17012 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17013 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17014 (TARGET_LEGITIMATE_ADDRESS_P): New.
17016 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17017 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17018 * config/spu/spu.c (spu_legitimate_address): Rename to...
17019 (spu_legitimate_address_p): ... this, make static.
17020 (TARGET_LEGITIMATE_ADDRESS_P): New.
17022 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17023 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17024 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17025 (sparc_legitimate_address_p): ... this, make static and return bool.
17026 (legitimize_address): Adjust call.
17027 (TARGET_LEGITIMATE_ADDRESS_P): New.
17029 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17030 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17031 * config/i386/i386.c (legitimate_address_p): Rename to...
17032 (ix86_legitimate_address_p): ... this, make static.
17033 (constant_address_p): Move after it, adjust call.
17034 (TARGET_LEGITIMATE_ADDRESS_P): New.
17036 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17037 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17038 * config/avr/avr.c (legitimate_address_p): Rename to...
17039 (avr_legitimate_address_p): ... this, make static.
17040 (legitimize_address): Adjust call.
17041 (TARGET_LEGITIMATE_ADDRESS_P): New.
17043 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17044 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17045 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17046 (TARGET_LEGITIMATE_ADDRESS_P): New.
17048 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17049 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17050 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17051 (TARGET_LEGITIMATE_ADDRESS_P): New.
17053 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17054 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17056 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17058 (TARGET_LEGITIMATE_ADDRESS_P): New.
17060 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17061 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17063 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17065 (m68hc11_legitimate_address_p): ... this, make static.
17066 (go_if_legitimate_address_internal): Rename to...
17067 (m68hc11_legitimate_address_p_1): ... this.
17068 (legitimize_address): Adjust call.
17069 (TARGET_LEGITIMATE_ADDRESS_P): New.
17071 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17072 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17073 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17074 (TARGET_LEGITIMATE_ADDRESS_P): New.
17076 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17077 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17078 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17079 (mn10300_legitimate_address_p): ... this, make static.
17080 (TARGET_LEGITIMATE_ADDRESS_P): New.
17082 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17083 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17084 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17085 (TARGET_LEGITIMATE_ADDRESS_P): New.
17087 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17088 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17089 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17090 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17091 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17092 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17093 (rs6000_legitimate_address_p): ... this, make static.
17094 (TARGET_LEGITIMATE_ADDRESS_P): New.
17095 (REG_MODE_OK_FOR_BASE_P): Delete.
17096 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17098 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17099 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17101 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17102 static, adjust types.
17103 (TARGET_LEGITIMATE_ADDRESS_P): New.
17105 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17106 * config/score/score.c (score_address_p): Rename to...
17107 (score_legitimate_address_p): ... this.
17108 (TARGET_LEGITIMATE_ADDRESS_P): New.
17109 * config/score/score3.c (score3_address_p): Rename to...
17110 (score3_legitimate_address_p): ... this.
17111 * config/score/score7.c (score7_address_p): Rename to...
17112 (score7_legitimate_address_p): ... this.
17114 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17115 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17116 GO_IF_LEGITIMATE_ADDRESS): Delete.
17117 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17118 thumb2_legitimate_address_p): Delete.
17119 (arm_legitimate_address_p): Rename to...
17120 (arm_legitimate_address_outer_p): ... this.
17121 * config/arm/constraints.md ("Uq"): Adjust call.
17122 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17123 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17125 (arm_legitimate_address_outer_p): ... this.
17126 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17128 (TARGET_LEGITIMATE_ADDRESS_P): New.
17130 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17131 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17132 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17133 (TARGET_LEGITIMATE_ADDRESS_P): New.
17135 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17136 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17137 * config/vax/vax.c (legitimate_address_p): Rename to...
17138 (vax_legitimate_address_p): ... this, make static.
17139 (TARGET_LEGITIMATE_ADDRESS_P): New.
17141 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17142 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17143 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17144 (TARGET_LEGITIMATE_ADDRESS_P): New.
17146 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17147 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17148 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17149 (mmix_legitimate_address_p): ... this, make static.
17150 (TARGET_LEGITIMATE_ADDRESS_P): New.
17152 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17153 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17154 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17155 (TARGET_LEGITIMATE_ADDRESS_P): New.
17157 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17159 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17160 of MODE_COMPLEX_INT.
17162 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17164 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17165 LCT_NORMAL in function call.
17166 * mips-tdump.c (print_file_desc): Add cast to enum type.
17167 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17168 (mark_stabs): Add casts to enum types.
17169 (parse_stabs_common): Add casts to enum types.
17171 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17173 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17174 Check for invalid values of LETTER.
17176 2009-05-13 Taras Glek <tglek@mozilla.com>
17178 * attribs.c (register_attribute): moved out attribute registration
17179 into register_attribute.
17180 * doc/plugins.texi: Documented register_attribute and
17182 * gcc-plugin.h: Added forward decl for register_attribute.
17183 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17184 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17185 PLUGIN_ATTRIBUTES boilerplate.
17187 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17189 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17190 values even in sentinel and empty entries.
17191 (ms_printf_flag_specs): Likewise.
17192 (ms_scanf_flag_specs): Likewise.
17193 (ms_strftime_flag_specs): Likewise.
17194 (ms_print_char_table): Likewise.
17195 (ms_scan_char_table): Likewise.
17196 (ms_time_char_table): Likewise.
17198 2009-05-13 Doug Kwan <dougkwan@google.com>
17200 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17202 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17204 * config/mips/mips.md (store): Add attributes for QI and HI.
17206 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17207 (truncdi<mode>2): ... this new pattern.
17209 2009-05-13 Brad Hards <bradh@kde.org>
17211 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17213 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17214 Ben Elliston <bje@au.ibm.com>
17216 PR middle-end/40035
17217 * dse.c (check_mem_read_rtx): Guard against width == -1.
17219 2009-05-13 Michael Matz <matz@suse.de>
17221 PR middle-end/39976
17222 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17223 (trivially_conflicts_p): New function.
17224 (insert_backedge_copies): Use it.
17226 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17228 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17229 (handle_stdc_pragma): Use new enum constant names.
17230 (handle_pragma_float_const_decimal64): Ditto.
17232 2009-05-13 Ian Lance Taylor <iant@google.com>
17234 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17237 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17239 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17240 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17242 * config/m68k/m68k.h (FL_UCLINUX): Define.
17244 2009-05-13 Jan Hubicka <jh@suse.cz>
17246 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17248 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17250 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17251 unless -fschedule-insns is specified.
17253 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17256 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17257 TARGET_EXPAND_CBRANCHDI4.
17258 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17259 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17260 (cmpeqdi): Fix comment.
17262 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17264 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17265 (sh_legitimate_address_p): Likewise.
17266 * config/sh/sh.c (sh_legitimate_index_p): New.
17267 (sh_legitimate_address_p): Likewise.
17268 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17269 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17270 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17271 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17272 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17273 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17274 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17275 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17276 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17278 2009-05-12 Jan Hubicka <jh@suse.cz>
17280 * tree-inline.c (estimate_operator_cost): Add operands;
17281 when division happens by constant, it is cheap.
17282 (estimate_num_insns): Loads and stores are not having cost of 0;
17283 EH magic stuff is cheap; when computing runtime cost of switch,
17284 use log2 base of amount of its cases; builtin_expect has cost of 0;
17285 compute cost for moving return value of call.
17286 (init_inline_once): Initialize time_based flags.
17287 * tree-inline.h (eni_weights_d): Add time_based flag.
17289 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17291 * df-core.c: Update head documentation.
17293 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17296 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17297 shadowing exisiting variable op1.
17299 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17302 * config/i386/driver-i386.c (processor_signatures): New enum.
17303 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17304 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17305 processor signature to detect geode processor.
17307 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17311 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17313 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17314 causes spurious differences between trunk and cond-optab branch.
17316 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17318 * dojump.c (compare_from_rtx): Delete.
17319 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17320 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17321 if the comparison does not satisfy the predicate; test predicates for
17322 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17323 further if one existing pattern fails.
17324 * expr.h (compare_from_rtx): Delete.
17325 (prepare_operand): Declare it.
17326 * optabs.c: Change "lib call" to "libcall" throughout.
17327 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17328 HAVE_conditional_trap, emit_cmp_insn): Delete.
17329 (can_compare_p): Delete cmp_optab case.
17330 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17331 Accept other parameters by value.
17332 (prepare_operand): Make non-static.
17333 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17334 other parameters by value. Try to widen operands here based on
17335 an optab_methods argument and looking at cbranch_optab.
17336 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17337 loop. Use cbranch_optab directly.
17338 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17339 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17341 (emit_conditional_move, emit_conditional_add): Inline what's needed
17342 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17343 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17344 with COMPARE. Move cmov_optab and cstore_optab above
17345 with cbranch_optab, move cmp_optab down with ucmp_optab,
17346 remove tst_otpab. Do not initialize trap_rtx.
17347 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17348 for trap code. Do not check HAVE_conditional_trap. Use
17349 prepare_cmp_insn. Accept no predicate for operand 3.
17350 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17351 (OTI_ctrap, ctrap_optab): New.
17352 (tst_optab): Delete.
17353 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17354 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17355 with lookup of ctrap_optab.
17356 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17358 (ctrap_optab): New.
17360 * combine.c (combine_simplify_rtx, simplify_set): Do not
17361 special case comparing against zero for cc0 machines.
17362 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17363 COMPARE on cc0 machines.
17364 (simplify_relational_operation): Return a new expression when
17365 a COMPARE could be removed.
17366 * final.c (final_scan_insn): Compare cc_status values
17367 against LHS of a (compare FOO (const_int 0)) cc0 source.
17368 Also check if cc_status.value is the full compare.
17370 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17371 (cstoreMM4): Document.
17372 (conditional_trap): Document ctrapMM4 instead.
17373 (sync_compare_and_swapMM): Refer to cbranchcc4.
17374 (Dependent Patterns): Eliminate obsolete information referring to
17375 the old jump optimization phase.
17376 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17377 of compares with 0 on cc0 machines.
17378 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17379 avoiding references to cc0. Remove text about storing operands
17381 * doc/tm.texi (Condition Codes): Include blurb on different
17382 condition code representations, separate into subsections for
17383 CC0, MODE_CC and conditional execution.
17385 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17386 alpha_emit_setcc): Accept operands and a machine mode.
17387 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17388 Get code/op0/op1 from operands, use machine mode argument
17389 instead of alpha_compare.fp_p. Emit the branch here.
17390 (alpha_emit_setcc): Likewise, and return boolean.
17391 (alpha_emit_conditional_move): Likewise. Assert that
17392 cmp_op_mode == cmp_mode, and simplify accordingly.
17393 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17394 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17395 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17397 (stack probe test): Use cbranchdi4.
17398 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17400 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17401 * config/arc/arc.h (movsicc, movsfcc): Use it.
17402 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17403 (cbranchsi4, cstoresi4): New.
17404 (cmpsi, bCC and sCC expanders): Remove.
17406 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17407 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17408 * config/arm/predicates.md (arm_comparison_operator): Only include
17409 floating-point operators if there is a hardware floating-point unit.
17410 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17411 deferring to cbranch_cc and cstore_cc respectively.
17412 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17413 cbranch_cc, cstore_cc): New.
17414 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17416 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17418 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17419 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17421 (adjust_insn_length): Adjust calls.
17422 (avr_reorg): Handle (compare (foo) (const_int 0)).
17423 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17424 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17425 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17426 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17428 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17429 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17431 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17432 (cbranchsi4, cstorebi4, cstoresi4): New.
17433 (movbisi): This insn is duplicate, split it to zero_extend.
17434 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17435 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17436 (bfin_optimize_loop): Use cbranch expander.
17437 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17438 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17439 (bfin_bimode_comparison_operator): ... this.
17440 (bfin_direct_comparison_operator): New.
17442 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17443 inside (compare FOO (const_int 0)).
17444 (cris_rtx_costs): Handle ZERO_EXTRACT.
17445 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17446 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17447 (*tstdi_v32): Delete.
17448 (*cmpdi_non_v32): Add M alternative for operand 1.
17449 (cmpsi, cmp<mode>): Make private.
17450 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17452 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17454 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17455 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17456 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17457 (cc_reg_operand): New.
17458 (any_cond): Delete.
17459 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17460 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17461 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17462 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17463 crx_expand_scond): Delete.
17465 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17467 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17468 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17470 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17471 cstoresi4, cstoresf4, cstoredf4): New.
17472 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17473 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17474 Receive the entire operands array.
17475 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17476 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17477 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17478 Get test/op0/op1 from the operands array.
17479 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17481 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17482 (h8300_expand_store): New.
17483 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17485 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17486 (h8300_expand_store): New.
17487 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17488 or do not try to produce (set (cc0) REG).
17489 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17490 change a compare into a move to a scratch register. Disable some
17491 peepholes when comparing with zero.
17492 (tstsi, tsthi, tstsi, cmpqi): Make private.
17494 (bCC, sCC): Delete.
17495 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17498 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17499 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17500 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17501 (ix86_emit_i387_log1p): Use cbranchxf2.
17502 (ix86_expand_setcc): Return void.
17503 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17504 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17505 cmp<MODEF>, cmpcc): Remove.
17506 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17507 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17508 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17509 (sCC and bCC expanders): Remove.
17510 (stack_protect_test): Use cbranchcc4.
17512 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17514 (ia64_expand_compare): Accept three rtx by reference and return void.
17515 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17516 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17517 from *expr. Update *expr with the BImode comparison to do.
17518 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17519 cmptf, bCC, sCC, conditional_trap): Delete.
17520 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17521 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17522 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17523 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17524 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17526 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17527 type of last argument.
17528 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17529 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17530 use machine mode argument instead of branch_type. Remove dead
17531 code for floating-point comparisons.
17532 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17533 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17535 (cbranchsi4, cstoresi4): New.
17536 * config/iq2000/predicates.md (reg_or_const_operand): New.
17538 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17539 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17540 (b<code>_op): Rewrite to...
17541 (bcc_op): ... this, using match_operator.
17542 (s<code>_op): Rewrite to...
17543 (scc_op): ... this, using match_operator.
17544 (s<code>_24_op): Rewrite to...
17545 (scc_op_24): ... this, using match_operator.
17546 (s<code>_<mode>): Rewrite to...
17547 (cstore<mode>4): ... this, using match_operator.
17548 (s<code>_<mode>_24): Rewrite to...
17549 (cstore<mode>4_24): ... this, using match_operator.
17550 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17551 m32c_unpend_compare, m32c_expand_scc): Delete.
17552 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17553 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17554 (m32c_expand_movcc): Change NE to EQ if necessary.
17555 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17557 * config/m32r/m32r-protos.h (gen_cond_store): New.
17558 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17559 (gen_cond_store): New, from sCC patterns.
17560 (m32r_expand_block_move): Use cbranchsi4.
17561 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17562 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17563 (cbranchsi4, cstoresi4): New.
17565 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17567 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17568 (m68hc11_notice_update_cc): Look into a compare with 0.
17569 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17571 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17572 cmphi, cmpqi, bCC): Delete.
17573 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17574 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17575 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17578 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17579 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17580 * config/m68k/constraints.md (H): New.
17581 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17582 the define_insn below.
17583 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17584 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17585 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17586 patterns): Wrap RHS with COMPARE.
17587 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17588 (*cmpdi_internal): Name this pattern.
17589 (cmpdi): Change to define_insn.
17590 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17591 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17592 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17594 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17595 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17596 (conditional_trap): Change to...
17597 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17598 (*conditional_trap): Use the ordered_comparison_operator and
17599 const1_operand predicates.
17600 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17601 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17602 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17603 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17605 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17606 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17607 (mcore_gen_compare): New.
17608 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17609 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17610 (mcore_gen_compare): ... this.
17611 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17612 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17613 (stack probe pattern): Use cbranchsi4.
17615 * config/mips/predicates.md (mips_cstore_operator): New.
17616 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17617 * config/mips/mips.md (any_cond): Delete.
17618 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17620 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17621 fixuns_truncsfdi2): Use cbranch patterns.
17622 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17623 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17624 Adjust call to mips_expand_conditional_branch.
17625 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17627 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17628 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17629 * config/mips/mips.c (cmp_operands): Delete.
17630 (mips_emit_compare): Get comparison operands from *op0/*op1.
17631 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17632 that it succeeds. Use op0/op1 instead of cmp_operands.
17633 (mips_expand_conditional_branch, mips_expand_conditional_move,
17634 mips_expand_conditional_trap): Likewise.
17635 (mips_block_move_loop): Use cbranch patterns.
17636 * config/mips/mips.h (cmp_operands): Delete.
17638 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17639 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17640 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17641 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17642 (*cmpcc_folded): Rename to...
17643 (*cmpdi_folded): this.
17644 (*cmpcc): Rename to...
17646 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17649 (cbranchdf4): New. Handle invalid comparisons here.
17650 * config/mmix/predicates.md (float_comparison_operator): New.
17652 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17653 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17654 * config/mn10300/mn10300.md (tst): Delete.
17655 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17656 Name these patterns and wrap RHS in a compare.
17657 (*cmpsi): Make this pattern private. Include tst.
17658 (*cmpsf): Make this pattern private.
17659 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17660 (compare with zero peepholes): Likewise.
17662 (cbranchsi4, cbranchsf4): New.
17663 (casesi): Use cbranchsi4.
17665 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17666 hppa_branch_type): Delete.
17667 (return_addr_rtx): Use cbranchsi4.
17668 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17669 Emit CCFPmode comparison here.
17670 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17671 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17672 hppa_branch_type): Delete.
17673 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17674 (movsicc, movdicc): Remove references to hppa_compare_op0,
17675 hppa_compare_op1 and compare_from_rtx.
17676 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17677 (casesi): Use cbranchsi4.
17679 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17680 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17681 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17682 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17683 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17685 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17686 (*branch, *branch_inverted): New.
17688 * config/picochip/picochip.md (cbranchhi4): Use
17689 ordered_comparison_operator.
17690 (cmphi, bCC): Remove.
17692 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17693 (trap_comparison_operator): Delete.
17694 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17695 rs6000_emit_cbranch): Accept mode and operands.
17696 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17697 rs6000_compare_fp_p): Delete.
17698 (rs6000_generate_compare): Accept mode and comparison. Extract code
17699 and op0/op1 from there. Replace references to rs6000_compare_op0
17700 and rs6000_compare_op1.
17701 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17702 extract result from passed operands.
17703 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17704 extract loc from passed operands.
17705 (rs6000_emit_cmove): Likewise.
17706 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17707 rs6000_compare_fp_p): Delete.
17708 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17709 (cbranch<GPR>4, cbranch<FP>4): New.
17710 (cstore<mode>4): New. Consolidate here all choices about when to use
17711 portable or specialized sCC sequences.
17712 (stack_protect_test): Use cbranchsi4.
17713 (conditional_trap): Replace with ctrap<GPR>4.
17714 (conditional trap insn): Replace trap_comparison_operator with
17715 ordered_comparison_operator.
17717 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17718 (s390_emit_prologue): Use ctrap.
17719 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17720 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17721 New predicates replacing...
17722 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17723 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17724 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17725 (add<mode>cc): Do not use s390_compare_op0/op1.
17726 (s<code>): Change to...
17727 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17728 (seq): Change to...
17729 (cstorecc4): ... this. Handle EQ or NE equally.
17730 (*sne): Un-privatize for use in cstorecc4.
17731 (b<code>): Change to...
17732 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17733 (conditional_trap): Replace with...
17734 (ctrap<GPR>4, ctrap<FP>4): ... these.
17735 (stack_protect): Use cbranchcc4.
17737 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17738 * config/score/score-protos.h (score_gen_cmp): Delete.
17739 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17740 (score_block_move-loop): Use cbranchsi4.
17741 * config/score/score.md (cbranchsi4): New.
17742 (cmpsi, bCC): Delete.
17743 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17744 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17745 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17746 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17747 * config/score/score3.h (score3_gen_cmp): Delete.
17748 * config/score/score7.h (score7_gen_cmp): Delete.
17750 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17751 (sh_emit_scc_to_t): ... this. Return void.
17752 (from_compare): Rename to...
17753 (sh_emit_compare_and_branch): ... this.
17754 (sh_emit_compare_and_set): New.
17755 (sh_expand_t_scc): Accept operands.
17756 * config/sh/predicates.md (sh_float_comparison_operator): New.
17757 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17758 (prepare_scc_operands): Rename to...
17759 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17761 (sh_emit_cheap_store_flag): New.
17762 (sh_emit_set_t_insn): New.
17763 (from_compare): Rename to...
17764 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17765 handling of TARGET_SH2E floating point to avoid recursive call.
17766 Generate branch here.
17767 (sh_emit_compare_and_set): New.
17768 (sh_expand_t_scc): Get op0/op1 from arguments.
17769 (sh_emit_cheap_store_flag): New.
17770 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17772 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17773 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17774 (movsicc, movdicc): Do nothing when it recreated operands from
17775 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17776 prepare_scc_operands (now sh_emit_scc_to_t).
17777 (udivdi3): Use cstoresi4.
17778 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17779 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17780 (cbranchint4_media, cbranchfp4_media): New.
17781 (casesi): Use cbranchdi4.
17782 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17784 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17785 (movnegt): Remove second operand.
17786 (cbranchsf4, cbranchdf4): New.
17787 (stack_protect): Use cbranchdi4/cbranchsi4.
17789 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17790 (gen_compare_reg): Accept comparison, extract part of it to...
17791 (gen_compare_reg_1): ... this.
17792 (gen_compare_operator): Delete.
17793 (gen_v9_scc): Accept separate destination, comparison code and arms.
17794 Do not use sparc_compare_op0/sparc_compare_op1.
17795 (emit_scc_insn, emit_conditional_branch_insn): New.
17796 (emit_v9_brxx): Make static. Remove useless assertion.
17797 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17799 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17800 * config/sparc/sparc-protos.h (gen_compare_reg,
17801 sparc_emit_float_lib_cmp): Adjust prototype.
17802 (emit_scc_insn, emit_conditional_branch_insn): New.
17803 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17804 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17805 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17806 iterators to the top.
17807 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17808 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17809 snedi_special_trunc): Delete.
17810 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17811 and snedi_special_trunc.
17812 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17813 cbranchdi4, cbranch<F:mode>4): New.
17814 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17815 here. Use gen_compare_reg instead of gen_compare_operator.
17816 (conditional_trap): Replace with...
17817 (ctrapsi4, ctrapdi4): ... this.
17818 (stack_protect_test): Use cbranchcc4.
17820 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17822 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17823 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17824 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17825 from operands[0] or operands[3] depending on is_set.
17826 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17827 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17828 cmpdf, bCC), sCC: Remove.
17829 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17830 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17832 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17833 spu_emit_branch_or_set.
17835 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17837 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17838 xstormy16_compare_op1): Delete.
17839 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17840 xstormy16_compare_op1): Delete.
17841 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17843 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17844 (cmphi, cmpsi, bCC): Remove.
17846 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17847 (*cmpsi): ... this one.
17848 (cbranchsi4, cstoresi4): New.
17849 (bCC expanders): Delete.
17850 (sCC insns): Fold into...
17851 (*setcc): ... this one.
17852 (casesi): Do not use gen_cmpsi and gen_bgtu.
17853 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17854 (movsicc): Simplify.
17855 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17857 * config/vax/vax-protos.h (cond_name): New.
17858 (vax_output_conditional_branch): Remove.
17859 * config/vax/vax.c (cond_name): New.
17860 (vax_output_conditional_branch): Remove.
17861 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17862 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17863 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17864 (bit<VAXint>): Wrap source with (compare).
17865 (b<code> and following unnamed pattern): Rename to *branch and
17866 *branch_reversed. Change macroization to match_operator.
17867 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17869 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17870 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17871 Change last argument to machine_mode.
17872 (xtensa_expand_scc): Add machine_mode argument.
17873 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17874 (gen_conditional_move, xtensa_expand_conditional_branch,
17875 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17876 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17877 Adjust operand numbers.
17878 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17880 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17881 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17882 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17884 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17886 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17887 causes spurious differences between trunk and cond-optab branch.
17889 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17892 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17894 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17896 * tree.c (iterative_hash_pointer): Delete.
17897 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17898 Hash UIDs and versions of SSA names. Don't special-case built-in
17899 function declarations.
17901 2009-05-11 Ian Lance Taylor <iant@google.com>
17904 * graphite.c: Force -Wc++-compat to only be a warning before
17905 #including "cloog/cloog.h".
17907 2009-05-11 Martin Jambor <mjambor@suse.cz>
17909 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17911 2009-05-11 Jan Hubicka <jh@suse.cz>
17913 * tree-ssa-loop-ivcanon.c: Include target.h
17914 (struct loop_size): new structure.
17915 (constant_after_peeling): New predicate.
17916 (tree_estimate_loop_size): New function.
17917 (estimated_unrolled_size): Rewrite for new estimates.
17918 (try_unroll_loop_completely): Use new estimates.
17919 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17921 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17923 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17924 libcpp interface change.
17925 (spu_macro_to_expand): Likewise.
17927 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17929 PR tree-optimization/40026
17930 * gimplify.c (gimplify_init_constructor): Change initial conditional
17931 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17932 optimize_compound_literals_in_ctor.
17934 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17936 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17938 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17940 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17942 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17943 HOST_WIDE_INT for gap.
17945 2009-05-11 Ira Rosen <irar@il.ibm.com>
17947 PR tree-optimization/40074
17948 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17949 account in group size and step comparison.
17951 2009-05-11 Richard Guenther <rguenther@suse.de>
17953 * passes.c (init_optimization_passes): Strip now incorrect comment.
17954 (execute_function_todo): Do not set PROP_alias.
17955 * tree-pass.h (PROP_alias): Remove.
17956 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17957 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17958 * tree-nrv.c (pass_return_slot): Likewise.
17959 * tree-object-size.c (pass_object_sizes): Likewise.
17960 * tree-ssa-dom.c (pass_dominator): Likewise.
17961 (pass_phi_only_cprop): Likewise.
17962 * tree-ssa-dse.c (pass_dse): Likewise.
17963 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17964 (pass_cselim): Likewise.
17965 * tree-ssa-pre.c (pass_pre): Likewise.
17966 (pass_fre): Likewise.
17967 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17968 * tree-ssa-sink.c (pass_sink_code): Likewise.
17969 * tree-stdarg.c (pass_stdarg): Likewise.
17970 * tree-tailcall.c (pass_tail_calls): Likewise.
17971 * tree-vrp.c (pass_vrp): Likewise.
17973 2009-05-10 Ian Lance Taylor <iant@google.com>
17975 * basic-block.h (enum profile_status): Break out of struct
17976 control_flow_graph.
17977 * cgraph.h (struct inline_summary): Break out of struct
17979 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17980 of struct cgraph_order_sort.
17981 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17982 * cse.c (struct branch_path): Break out of struct
17983 cse_basic_block_data.
17984 * except.h (enum eh_region_type): Break out of struct eh_region.
17985 * gcc.c (enum add_del): Break out of struct modify_target.
17986 * genrecog.c (enum decision_type): Break out of struct decision_test.
17987 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17989 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17990 * regmove.c (enum match_use): New enum, broken out of struct match.
17991 * sched-int.h (enum post_call_group): New enum, broken out of
17993 (struct deps_reg): Break out of struct deps.
17994 * target.h (struct asm_int_op): Break out of struct gcc_target.
17995 * tree-eh.c (struct goto_queue_node): Break out of struct
17997 * tree-inline.h (enum copy_body_cge_which): Break out of
17999 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18001 * c-decl.c (in_struct, struct_types): New static variables.
18002 (pushtag): Add loc parameter. Change all callers.
18003 (lookup_tag): Add ploc parameter. Change all callers.
18004 (check_compound_literal_type): New function.
18005 (parser_xref_tag): Add loc parameter. Change all callers. If
18006 -Wc++-compat, warn about struct/union/enum types defined within a
18008 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18009 and loc parameters. Change all callers. Change error calls to
18010 error_at, using loc. For a redefinition, if the location of the
18011 original definition is known, report it. Set in_struct and
18012 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18013 (finish_struct): Add new parameters enclosing_in_struct and
18014 enclosing_struct_types. Change all callers. Set
18015 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18016 in the struct. If in a struct, add this struct to struct_types.
18017 (start_enum): Add loc parameter. Change all callers. Use
18018 error_at for errors, using loc. For a redefinition, if the
18019 location of the original definition is known, report it. If in a
18020 struct, add this enum type to struct_types. If -Wc++-compat warn
18021 if in sizeof, typeof, or alignof.
18022 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18023 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18024 (c_parser_enum_specifier): Get enum location for start_enum.
18025 (c_parser_struct_or_union_specifier): Get struct location for
18026 start_struct. Save in_struct and struct_types status between
18027 start_struct and finish_struct.
18028 (c_parser_cast_expression): Get location of cast.
18029 (c_parser_alignof_expression): Get location of type.
18030 (c_parser_postfix_expression): Likewise.
18031 (c_parser_postfix_expression_after_paren_type): Add type_loc
18032 parameter. Change all callers. Call check_compound_literal_type.
18033 Use type_loc for error about variable size type.
18034 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18035 of an enum constant from an enum type defined in a struct or union.
18036 (c_cast_expr): Add loc parameter. Change all callers. If
18037 -Wc++-compat, warn about defining a type in a cast.
18038 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18039 (start_enum, start_struct, finish_struct): Update declarations.
18040 (parser_xref_tag, c_cast_expr): Update declarations.
18041 (check_compound_literal_type): Declare.
18043 2009-05-11 Ben Elliston <bje@au.ibm.com>
18045 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18046 for recent libcpp interface change.
18047 (rs6000_macro_to_expand): Likewise.
18049 2009-05-10 Michael Matz <matz@suse.de>
18052 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18053 not at entry of function.
18055 2009-05-10 Richard Guenther <rguenther@suse.de>
18057 PR tree-optimization/40081
18059 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18060 using the main variant of the element type. Do not fiddle with
18061 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18063 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18064 structs with volatile fields.
18066 2009-05-10 Jan Hubicka <jh@suse.cz>
18068 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18069 (estimate_move_cost): Assert that it does not get called for
18071 (estimate_num_insns): Skip VOID types in argument handling.
18072 (optimize_inline_calls): Delete unreachable blocks and verify that
18073 callgraph is valid.
18075 2009-05-10 Jan Hubicka <jh@suse.cz>
18077 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18078 * cgraph.c (cgraph_mark_address_taken_node): New function.
18079 (dump_cgraph_node): Dump new flag.
18080 * cgraph.h (struct cgraph_node): Add address_taken.
18081 (cgraph_mark_address_taken_node): New function.
18082 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18083 since new direct calls can be born.
18085 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18087 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18088 tok->val.node.node.
18090 2009-05-10 Jan Hubicka <jh@suse.cz>
18092 PR middle-end/40084
18093 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18095 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18096 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18097 * tree-inline.c (copy_bb): Set frequency correctly.
18098 (fold_marked_statements): Update call to
18099 cgraph_update_edges_for_call_stmt.
18101 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18103 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18104 identifiers in diagnostics.
18105 * config/arm/arm.c (arm_handle_fndecl_attribute,
18106 arm_handle_isr_attribute): Likewise.
18107 * config/avr/avr.c (avr_handle_progmem_attribute,
18108 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18109 * config/bfin/bfin.c (handle_int_attribute,
18110 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18111 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18112 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18114 * config/darwin.c (darwin_handle_kext_attribute,
18115 darwin_handle_weak_import_attribute): Likewise.
18116 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18117 h8300_handle_eightbit_data_attribute,
18118 h8300_handle_tiny_data_attribute): Likewise.
18119 * config/i386/i386.c (ix86_handle_cconv_attribute,
18120 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18121 * config/i386/winnt.c (ix86_handle_shared_attribute,
18122 ix86_handle_selectany_attribute): Likewise.
18123 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18124 * config/m32c/m32c.c (function_vector_handler): Likewise.
18125 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18126 m68hc11_handle_fntype_attribute): Likewise.
18127 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18128 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18129 * config/mips/mips.c (mips_insert_attributes,
18130 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18131 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18132 rs6000_handle_struct_attribute): Likewise.
18133 * config/sh/sh.c (sh_insert_attributes,
18134 sh_handle_resbank_handler_attribute,
18135 sh_handle_interrupt_handler_attribute,
18136 sh2a_handle_function_vector_handler_attribute,
18137 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18139 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18140 * config/spu/spu.c (spu_handle_fndecl_attribute,
18141 spu_handle_vector_attribute): Likewise.
18142 * config/stormy16/stormy16.c
18143 (xstormy16_handle_interrupt_attribute): Likewise.
18144 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18145 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18147 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18149 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18150 (pp_translate_identifiers): New.
18151 (pp_identifier): Only conditionally translate identifier to locale
18153 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18154 (pp_base_tree_identifier): Only conditionally translate identifier
18155 to locale character set.
18156 * c-pretty-print.c (M_): Define.
18157 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18158 fragments for conditional translation with M_.
18159 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18160 identifier translation.
18162 2009-05-10 Richard Guenther <rguenther@suse.de>
18164 PR tree-optimization/40081
18165 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18166 using the main variant of the element type. Do not fiddle with
18167 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18169 2009-05-09 Jan Hubicka <jh@suse.cz>
18171 PR middle-end/40080
18172 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18173 indirect calls; verify cgraph afterwards.
18175 2009-05-09 Jan Hubicka <jh@suse.cz>
18178 * ipa.c (update_inlined_to_pointer): New function.
18179 (cgraph_remove_unreachable_nodes): Use it.
18181 2009-05-09 Jan Hubicka <jh@suse.cz>
18183 * tree-eh.c (struct leh_state): Remove prev_try.
18184 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18185 not track prev_try.
18186 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18187 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18188 remove_eh_handler_and_replace, foreach_reachable_handler,
18189 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18190 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18191 (gen_eh_region_cleanup): Update prototype.
18193 2009-05-09 Jan Hubicka <jh@suse.cz>
18195 PR middle-end/40043
18196 * except.c (copy_eh_region): Always set prev_try.
18197 (redirect_eh_edge_to_label): Find outer try.
18198 (foreach_reachable_handler): When looking for prev try
18199 handle case where previous try is not going to be taken.
18201 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18203 PR tree-optimization/40049
18204 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18205 only vector/vector shifts, convert the type of the constant to the
18206 appropriate type to avoid building incorrect trees, which
18207 eventually have problems with garbage collection.
18209 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18211 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18212 -1 for complex floating-point types if honoring signed zeros.
18214 2009-05-08 Jan Hubicka <jh@suse.cz>
18216 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18217 argument; handle correctly when profile is absent.
18218 (build_cgraph_edges): Update.
18219 (rebuild_cgraph_edges): Update.
18220 * cgraph.c: Do not include varray.h.
18221 (cgraph_set_call_stmt_including_clones): New function.
18222 (cgraph_create_edge_including_clones): Likewise
18223 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18224 (cgraph_update_edges_for_call_stmt): Handle clones.
18225 (cgraph_remove_node): Handle clone tree.
18226 (cgraph_remove_node_and_inline_clones): New function.
18227 (dump_cgraph_node): Dump clone tree.
18228 (cgraph_clone_node): Handle clone tree.
18229 (clone_function_name): Bring here from tree-inline.c.
18230 (cgraph_create_virtual_clone): New function.
18231 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18232 (cgraph_clone_info): New function.
18233 (strut cgraph_node): Add clone_info and new clone tree pointers.
18234 (cgraph_remove_node_and_inline_clones,
18235 cgraph_set_call_stmt_including_clones,
18236 cgraph_create_edge_including_clones,
18237 cgraph_create_virtual_clone): Declare.
18238 (cgraph_function_versioning): Use VEC argument.
18239 (compute_call_stmt_bb_frequency): Update prototype.
18240 (cgraph_materialize_all_clones): New function.
18241 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18242 (ipcp_create_replace_map): Update to VECtors.
18243 (ipcp_update_callgraph): Use virtual clones.
18244 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18245 (ipcp_update_profiling): Do not update local profiling.
18246 (ipcp_insert_stage): Use VECtors and virtual clones.
18247 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18248 (clone_of_p): New function.
18249 (cgraph_preserve_function_body_p): Use clone tree.
18250 (cgraph_optimize): Materialize clones.
18251 (cgraph_function_versioning): Update for VECtors.
18252 (save_inline_function_body): Use clone tree.
18253 (cgraph_materialize_clone): New function.
18254 (cgraph_materialize_all_clones): Likewise.
18255 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18256 * ipa.c: Include gimple.h.
18257 (cgraph_remove_unreachable_nodes): Use clone tree.
18258 * ipa-prop.c (ipa_note_param_call): Update call to
18259 compute_call_stmt_bb_frequencycall.
18260 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18261 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18262 (copy_bb): Handle updating of clone tree; add new edge when new call
18264 (expand_call_inline): Be strict about every call having edge.
18265 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18266 (delete_unreachable_blocks_update_callgraph): New function.
18267 (tree_function_versioning): Use VECtors; always remove unreachable
18268 blocks and fold conditionals.
18269 * tree-inline.h: Do not include varray.h.
18270 (tree_function_versioning): Remove.
18271 * Makefile.in (GTFILES): Remove tree-inline.c
18272 * passes.c (do_per_function): Do only functions having body.
18273 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18276 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18277 Andrew Morrow <acm@google.com>
18280 * c-common.c (c_common_attribute_table): Permit deprecated
18281 attribute to take an optional argument.
18282 (handle_deprecated_attribute): If the optional argument to
18283 __attribute__((deprecated)) is not a string ignore the attribute
18284 and emit a warning.
18286 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18287 * c-typeck.c (build_component_ref): Likewise.
18288 (build_external_ref): Likewise.
18290 * toplev.c (warn_deprecated_use): Add an attribute argument.
18291 Emit the message associated with __attribute__((deprecated)).
18293 * toplev.h (warn_deprecated_use): Updated.
18295 * doc/extend.texi: Document new optional parameter to
18296 __attribute__((deprecated))
18298 2009-05-08 Michael Eager <eager@eagercon.com>
18300 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18301 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18303 2009-05-08 Richard Guenther <rguenther@suse.de>
18305 PR tree-optimization/40062
18306 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18307 Avoid exponential behavior.
18309 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18311 PR rtl-optimization/33928
18313 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18314 process_uses, build_single_def_use_links): New.
18315 (update_df): Update use_def_ref.
18316 (forward_propagate_into): Use get_def_for_use instead of use-def
18318 (fwprop_init): Call build_single_def_use_links and let it initialize
18320 (fwprop_done): Free use_def_ref.
18321 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18322 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18323 df_rd_simulate_one_insn): New.
18324 (df_rd_bb_local_compute_process_def): Update head comment.
18325 (df_chain_create_bb): Use the new RD simulation functions.
18326 * df.h (df_rd_simulate_artificial_defs_at_top,
18327 df_rd_simulate_one_insn): New.
18328 * opts.c (decode_options): Enable fwprop at -O1.
18329 * doc/invoke.texi (-fforward-propagate): Document this.
18331 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18334 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18335 and one complex operand specially.
18336 * tree-complex.c (some_nonzerop): Do not identify a real value as
18337 zero if flag_signed_zeros.
18339 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18341 PR rtl-optimization/33928
18342 * loop-invariant.c (record_use): Fix && vs. || mishap.
18344 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18346 PR rtl-optimization/33928
18347 * loop-invariant.c (struct use): Add addr_use_p.
18348 (struct def): Add n_addr_uses.
18349 (struct invariant): Add cheap_address.
18350 (create_new_invariant): Set cheap_address.
18351 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18352 (record_uses): Pass df_ref to record_use.
18353 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18356 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18358 * config/sh/sh.c: Do not include c-pragma.h.
18360 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18362 * config/spu/spu.c: Remove include of c-common.h.
18364 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18367 * c-common.h (mark_valid_location_for_stdc_pragma,
18368 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18369 clear_float_const_decimal64, float_const_decimal64_p): New.
18370 * c.opt (Wunsuffixed-float-constants): New.
18371 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18372 unsuffixed float constant, handle new warning.
18373 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18374 * c-decl.c (c_scope): New flag float_const_decimal64.
18375 (set_float_const_decimal64, clear_float_const_decimal64,
18376 float_const_decimal64_p): New.
18377 (push_scope): Set new flag.
18378 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18379 to use STDC pragmas.
18380 (c_parser_external_declaration): Ditto.
18381 (c_parser_compound_statement_nostart): Ditto.
18382 * c-pragma.c (valid_location_for_stdc_pragma,
18383 mark_valid_location_for_stdc_pragma,
18384 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18385 handle_pragma_float_const_decimal64): New.
18386 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18387 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18388 set_float_const_decimal64, clear_float_const_decimal64,
18389 float_const_decimal64_p): New dummy functions.
18390 * doc/extend.texi (Decimal Float): Remove statement that the
18391 pragma, and suffix for double constants, are not supported.
18392 * doc/invoke.texi (Warning Options): List new option.
18393 (-Wunsuffixed-float-constants): New.
18395 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18397 * config/i386/i386.c: Do not include c-common.h.
18399 2009-05-07 Mark Heffernan <meheff@google.com>
18401 * doc/invoke.texi (Debugging Options): Document change of debugging
18403 * opts.c (decode_options): Make dump_base_name relative to
18404 aux_base_name directory.
18406 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18408 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18409 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18411 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18413 * Makefile.in (install-plugin): Simplify a bit.
18415 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18417 * Makefile.in (OBJS-common): Add regcprop.o.
18419 * timevar.def (TV_CPROP_REGISTERS): New.
18420 * regrename.c (regrename_optimize): Return 0.
18421 (rest_of_handle_regrename): Delete.
18422 (pass_rename_registers): Point to regrename_optimize.
18423 (struct value_data_entry, struct value_data,
18424 kill_value_one_regno, kill_value_regno, kill_value,
18425 set_value_regno, init_value_data, kill_clobbered_value,
18426 kill_set_value, kill_autoinc_value, copy_value,
18427 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18428 replace_oldest_value_reg, replace_oldest_value_addr,
18429 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18430 debug_value_data, validate_value_data): Move...
18431 * regcprop.c: ... here.
18432 (rest_of_handle_cprop): Delete.
18433 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18435 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18437 PR middle-end/40057
18438 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18439 GEN_INT for 1 << bitnum.
18440 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18441 build_int_cst_type.
18443 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18445 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18446 Remove wrong description of "nand" operation.
18448 2009-05-06 Richard Guenther <rguenther@suse.de>
18449 Adam Nemet <anemet@caviumnetworks.com>
18451 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18452 comment. Add that if LHS is not a gimple register, then RHS1 has
18453 to be a single object (GIMPLE_SINGLE_RHS).
18455 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18457 * expr.c (get_def_for_expr): Move it up in the file.
18458 (store_field): When expanding a bit-field store, look at the
18459 defining gimple stmt for the masking conversion.
18461 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18463 PR middle-end/39986
18464 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18465 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18466 32-bit memcpy into long.
18468 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18470 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18471 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18473 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18474 instead of appending DW_OP_deref*.
18476 2009-05-06 Michael Matz <matz@suse.de>
18478 PR middle-end/40021
18479 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18480 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18482 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18484 * Makefile.in (install-plugin): Fix srcdir handling.
18486 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18488 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18489 when processing for not_regs_needed bitmap.
18490 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18491 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18492 handling it for rhs.
18494 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18496 * config/i386/i386.md (unnamed inc/dec peephole): Use
18497 optimize_insn_for_size_p instead of optimize_size.
18498 * config/i386/predicates.md (incdec_operand): Likewise.
18499 (aligned_operand): Likewise.
18500 * config/i386/sse.md (divv8sf3): Likewise.
18501 (sqrtv8sf2): Likewise.
18503 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18505 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18507 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18509 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18511 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18512 ssemodesuffixf2c with avxmodesuffixf2c.
18514 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18517 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18519 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18521 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18522 (struct tree_base): Adjust spacing for 8 bit boundaries.
18523 (struct tree_decl_common): Add decl_by_reference_flag bit.
18524 (DECL_BY_REFERENCE): Adjust.
18525 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18526 print DECL_BY_REFERENCE bit.
18527 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18528 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18529 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18530 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18533 PR middle-end/39666
18534 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18535 range of the type, but default label is missing, add it with one
18536 of the existing labels instead of adding a new label for it.
18538 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18542 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18544 * Makefile.in (enable_plugin, plugin_includedir): New.
18545 (install): Depend on install-plugin.
18546 (PLUGIN_HEADERS): New.
18547 (install-plugin): New.
18548 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18550 2009-05-05 Richard Guenther <rguenther@suse.de>
18552 PR tree-optimization/40022
18553 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18555 (phivn_valid_p): Fix tuplification error, simplify.
18556 (phiprop_insert_phi): Add dumps.
18557 (propagate_with_phi): Simplify.
18559 2009-05-05 Richard Guenther <rguenther@suse.de>
18561 PR middle-end/40023
18562 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18564 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18566 * tree.h (strip_float_extensions): Remove duplicate declaration.
18567 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18568 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18569 block_ultimate_origin): Rearrange the declarations line to match the
18570 comment that indicates the .c file which the functions are defined.
18571 (dwarf2out_*, set_decl_rtl): Add comment.
18572 (get_base_address): Adjust comment.
18573 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18574 declarations line and add comment.
18575 (is_builtin_name): Add blank after function name, for clarity.
18577 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18579 * attribs.c (decl_attributes): Use %qE for identifiers in
18581 * cgraphunit.c (verify_cgraph_node): Translate function names to
18582 locale character set in diagnostics.
18583 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18585 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18586 Document that functions are named in UTF-8.
18587 * expr.c (expand_expr_real_1): Translate function names to locale
18588 character set in diagnostics.
18589 * gimplify.c (omp_notice_variable, omp_is_private,
18590 gimplify_scan_omp_clauses): Use %qE for identifiers in
18592 * langhooks.c (lhd_print_error_function): Translate function names
18593 to locale character set.
18594 * langhooks.h (decl_printable_name): Document that return value is
18595 in internal character set.
18596 * stmt.c: Include pretty-print.h
18597 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18599 (resolve_operand_name_1): Translate named operand name to locale
18601 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18603 * toplev.c (announce_function): Translate function names to locale
18605 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18606 (default_tree_printer): Use pp_identifier or translate identifiers
18607 to locale character set. Mark "<anonymous>" for translation.
18608 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18609 for identifiers in diagnostics.
18610 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18612 * varasm.c (output_constructor): Use %qE for identifiers in
18615 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18617 * configure.ac: use ` ` instead of $()
18618 * configure: Regenerate.
18620 2009-05-05 Ben Elliston <bje@au.ibm.com>
18622 * config/pa/linux-atomic.c: Eliminate conditional include of
18623 errno.h on non-LP64 systems to simplify build requirements.
18625 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18627 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18629 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18630 and pass value to identifier_to_locale.
18631 (warn_variable_length_array): Make name a tree.
18632 (grokdeclarator): Separate diagnostic texts for named and unnamed
18633 declarators. Use %qE for named declarators.
18634 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18636 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18637 identifiers in diagnostics.
18638 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18639 identifier_to_locale. Mark "anonymous" strings for translation.
18641 2009-05-04 Michael Eager <eager@eagercon.com>
18643 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18644 address for DImode/DFmode only if double-precision FP regs.
18646 2009-05-04 Michael Eager <eager@eagercon.com>
18648 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18649 TARGET_SINGLE_FLOAT check.
18651 2009-05-04 Michael Eager <eager@eagercon.com>
18653 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18655 2009-05-04 Michael Eager <eager@eagercon.com>
18657 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18658 * config/rs6000/t-xilinx: New
18660 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18662 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18663 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18664 * gcc/explow.c (memory_address): Use target hook.
18665 * gcc/targhooks.c (default_legitimize_address): New.
18666 * gcc/targhooks.h (default_legitimize_address): New.
18667 * gcc/target.h (legitimize_address): New.
18668 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18669 (TARGET_INITIALIZER): Include it.
18670 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18672 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18673 * config/bfin/bfin.c (legitimize_address): Remove.
18674 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18675 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18677 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18678 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18680 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18681 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18682 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18683 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18684 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18685 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18686 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18687 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18688 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18689 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18690 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18691 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18692 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18693 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18694 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18695 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18696 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18697 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18698 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18699 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18700 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18701 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18702 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18704 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18705 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18706 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18707 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18708 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18709 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18710 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18711 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18712 (thumb_legitimize_address): Delete.
18713 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18714 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18715 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18716 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18717 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18718 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18720 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18723 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18724 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18725 * config/m32r/m32r.c (m32r_legitimize_address): New.
18726 * config/m68k/m68k.c (m68k_legitimize_address): New.
18727 * config/score/score.c (score_legitimize_address): Standardize.
18728 * config/score/score3.c (score3_legitimize_address): Standardize.
18729 * config/score/score3.h (score3_legitimize_address): Adjust.
18730 * config/score/score7.c (score7_legitimize_address): Standardize.
18731 * config/score/score7.h (score7_legitimize_address): Adjust.
18732 * config/sh/sh.c (sh_legitimize_address): New.
18733 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18735 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18736 (s390_legitimize_address): ... this.
18737 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18738 (sparc_legitimize_address): ... this.
18739 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18740 (ix86_legitimize_address): ... this.
18741 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18742 (avr_legitimize_address): ... this.
18743 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18744 (mn10300_legitimize_address): ... this.
18745 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18746 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18747 (alpha_expand_mov): Adjust call.
18749 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18750 * config/spu/spu.c (spu_legitimize_address): Likewise.
18751 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18752 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18754 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18756 * intl.c (locale_encoding, locale_utf8): New.
18757 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18758 * intl.h (locale_encoding, locale_utf8): Declare.
18759 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18760 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18762 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18764 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18765 (pp_base_tree_identifier): Declare as function.
18766 (identifier_to_locale): Declare.
18767 * Makefile.in (pretty-print.o): Update dependencies.
18768 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18770 2009-05-04 Richard Guenther <rguenther@suse.de>
18772 PR middle-end/40015
18773 * builtins.c (fold_builtin_memory_op): Do not decay to element
18774 type if the size matches the whole array.
18776 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18778 * expmed.c (synth_mult): When trying out a shift, pass the result
18781 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18783 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18784 (shiftsub1_cost): New.
18785 (init_expmed): Compute shiftsub1_cost.
18786 (synth_mult): Optimize multiplications by constants of the form
18787 -(2^^m-1) for some constant positive integer m.
18789 2009-05-03 Richard Guenther <rguenther@suse.de>
18792 * c-typeck.c (array_to_pointer_conversion): Do not built
18793 ADDR_EXPRs of arrays of pointer-to-element type.
18794 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18795 up wrong ADDR_EXPRs after-the-fact.
18796 * c-common.c (strict_aliasing_warning): Strip pointer
18797 conversions for obtaining the original type.
18798 * builtins.c (fold_builtin_memset): Handle array types.
18799 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18802 2009-05-03 Richard Guenther <rguenther@suse.de>
18804 PR middle-end/23329
18805 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18806 Do not lose casts from array types with unknown extent to array
18807 types with known extent.
18808 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18809 alias set compatibility.
18811 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18813 * flags.h (extra_warnings): Delete.
18814 * toplev.c (process_options): Handle Wuninitialized here.
18815 * opts.c (extra_warnings): Delete.
18816 (set_Wextra): Delete.
18817 (common_handle_option): -Wextra can be handled automatically.
18818 * c-opts.c (c_common_handle_option): Delete obsolete code.
18819 (c_common_post_options): Simplify comment.
18820 * common.opt (W): Add Var.
18822 (Wuninitialized): Initialize to -1.
18824 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18825 Richard Guenther <rguenther@suse.de>
18827 * expr.c (get_def_for_expr): New function.
18828 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18829 SSA rather than trees.
18830 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18831 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18833 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18835 * c-common.c (reswords): Add _Imaginary.
18836 * c-common.c (enum rid): Add RID_IMAGINARY.
18838 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18840 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18841 Patch by Richard Guenther.
18843 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18845 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18846 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18847 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18848 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18849 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18850 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18851 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18852 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18853 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18854 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18855 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18856 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18857 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18858 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18859 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18860 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18861 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18862 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18864 2009-05-02 Richard Guenther <rguenther@suse.de>
18866 PR tree-optimization/39940
18867 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18870 2009-05-02 Richard Guenther <rguenther@suse.de>
18872 PR middle-end/40001
18873 * tree-ssa.c (execute_update_addresses_taken): Properly check
18874 if we can mark a variable DECL_GIMPLE_REG_P.
18875 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18876 back to the end of the function.
18877 (is_gimple_reg_type): Remove complex type special casing.
18878 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18881 2009-05-02 Ben Elliston <bje@au.ibm.com>
18883 * doc/collect2.texi (Collect2): Document search path behaviour
18884 when configured with --with-ld.
18886 2009-05-02 Jan Hubicka <jh@suse.cz>
18888 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18889 parameter; update callers.
18890 (coalesce_cost_edge): EH edges are costier because they needs
18891 splitting even if not critical and even more costier when there are
18892 multiple EH predecestors.
18894 2009-05-02 Jan Hubicka <jh@suse.cz>
18896 * except.c (remove_eh_handler_and_replace): Handle updating after
18897 removing TRY blocks.
18899 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18901 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18903 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18905 * varasm.c: Do not include c-pragma.h.
18906 * attribs.c: Do not incude c-common.h.
18908 2009-05-01 Michael Matz <matz@suse.de>
18910 * calls.c (initialize_argument_information): Handle SSA names like
18911 decls with a non MEM_P DECL_RTL.
18913 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18915 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18916 * ipa-utils.c: Likewise.
18917 * ipa-type-escape.c: Likewise.
18918 * cgraphunit.c Do not include c-common.h.
18919 * ipa-pure-const.c: Likewise.
18920 * tree-if-conv.c: Likewise.
18921 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18922 * ipa-struct-reorg.c: Likewise.
18923 * tree-nomudflap.c: Likewise.
18924 * tree-ssa-structalias.c: Likewise.
18926 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18928 * store-motion.c: Many cleanups to make this pass a first-class
18929 citizen instead of an appendix to gcse load motion. Add TODO list
18930 to make this pass faster/cleaner/better.
18932 (struct ls_expr): Post gcse.c-split cleanups.
18933 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18934 "stores" field to "avail_stores".
18935 (pre_ldst_mems): Rename to store_motion_mems.
18936 (pre_ldst_table): Rename to store_motion_mems_table.
18937 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18938 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18939 (ldst_entry): Rename to st_expr_entry, update users.
18940 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18941 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18942 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18944 (first_ls_expr): Rename to first_st_expr, update users.
18945 (next_ls_expr): Rename to next_st_expr, update users.
18946 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18947 fields properly for store motion instead of names inherited from load
18949 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18950 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18953 (ae_kill): Rename to st_kill, update users.
18954 (ae_gen): Rename to st_avloc, update users.
18955 (transp): Rename to st_transp, update users.
18956 (pre_insert_map): Rename to st_insert_map, update users.
18957 (pre_delete_map): Rename to st_delete_map, update users.
18958 (insert_store, build_store_vectors, free_store_memory,
18959 one_store_motion_pass): Update for abovementioned changes.
18961 (gcse_subst_count, gcse_create_count): Remove.
18962 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18963 and "n_stores_created", local variables.
18965 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18968 (regvec, compute_store_table_current_insn): Remove.
18969 (reg_set_info, reg_clear_last_set): Remove.
18970 (compute_store_table): Use DF caches instead of local dataflow
18973 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18975 * c-objc-common.c (c_tree_printer): Print identifiers with
18976 pp_identifier, not pp_string. Mark "({anonymous})" for
18978 * c-pretty-print.c (pp_c_ws_string): New.
18979 (pp_c_cv_qualifier, pp_c_type_specifier,
18980 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18981 pp_c_storage_class_specifier, pp_c_function_specifier,
18982 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18983 pp_c_primary_expression, pp_c_postfix_expression,
18984 pp_c_unary_expression, pp_c_shift_expression,
18985 pp_c_relational_expression, pp_c_equality_expression,
18986 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18987 use pp_string and pp_c_ws_string in place of pp_identifier and
18988 pp_c_identifier for non-identifiers. Mark English strings for
18990 * c-pretty-print.h (pp_c_ws_string): Declare.
18992 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18993 Roland McGrath <roland@redhat.com>
18995 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18996 (ENABLE_LD_BUILDID): New configuration option.
18997 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18998 (LINK_BUILDID_SPEC): New macro.
18999 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19001 * doc/install.texi: Document --enable-linker-build-id option.
19002 * configure: Rebuild.
19003 * config.in: Rebuild.
19005 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19007 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19008 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19009 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19010 MIPS_GP_SAVE_AREA_SIZE.
19011 * config/mips/mips.c (struct mips_frame_info): Update comment
19012 before arg_pointer_offset and hard_frame_pointer_offset.
19013 (mips_compute_frame_info): Update diagram before function: to
19014 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19015 indicate the position of frame_pointer_rtx with -fstack-protector and
19016 to show args_size. Don't allocate cprestore area for leaf functions
19017 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19019 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19021 2009-04-30 Michael Matz <matz@suse.de>
19023 PR tree-optimization/39955
19024 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19026 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19028 * ira.c (setup_cover_and_important_classes): Use safe macro
19029 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19031 * genpreds.c (write_tm_preds_h): Output suitable definition of
19032 REG_CLASS_FOR_CONSTRAINT.
19034 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19036 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19038 * bitmap.c (bitmap_descriptor): Likewise.
19039 * ggc-common.c (loc_descriptor): Likewise.
19040 * varray.c (varray_descriptor): Likewise.
19041 * vec.c (vec_descriptor): Likewise.
19043 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19045 * Makefile.in (dce.o): Add $(EXCEPT_H).
19046 * dce.c: Include except.h and delete redundant vector definitions.
19047 (deletable_insn_p): Return false for non-call insns that can throw
19050 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19052 * gcse.c (ae_gen): Remove.
19053 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19054 and make non-static function to make it available in store-motion.c.
19055 Update call sites with search-and-replace.
19056 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19057 extract_mentioned_regs, extract_mentioned_regs_helper,
19058 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19059 store_killed_in_insn, store_killed_after, store_killed_before,
19060 build_store_vectors, insert_insn_start_basic_block, insert-store,
19061 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19062 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19063 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19064 * store-motion.c: ...new file. Also copy data structures from gcse.c
19065 and clean up to remove parts not used by store motion.
19066 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19067 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19069 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19072 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19073 when optimizing for size.
19075 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19077 * gcse.c (gcse_constant_p): Fix typo in last change.
19079 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19081 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19083 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19085 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19087 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19089 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19090 CONST_HIGH_PART result.
19092 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19094 * config/avr/avr.c (initial_elimination_offset): Rename to
19095 avr_initial_elimination_offset.
19096 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19097 change return type to bool.
19098 (avr_can_eliminate): New function.
19099 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19100 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19101 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19102 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19103 avr_initial_elimination_offset.
19104 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19105 (avr_initial_elimination_offset): Define.
19107 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19108 Steven Bosscher <steven@gcc.gnu.org>
19110 PR rtl-optimization/39938
19111 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19112 * cfgrtl.c: Include insn-attr.h.
19113 (rest_of_pass_free_cfg): New function.
19114 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19115 * resource.c (init_resource_info): Remove call to df_analyze.
19117 2009-04-29 Richard Guenther <rguenther@suse.de>
19120 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19121 allow conversion to signed integers.
19123 2009-04-29 Richard Guenther <rguenther@suse.de>
19125 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19126 shifts of floating point vectors if the shift amount is
19127 a constant multiple of the element size.
19129 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19130 Michael Matz <matz@suse.de>
19132 PR middle-end/39927
19134 * tree-outof-ssa.c (emit_partition_copy): New function.
19135 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19136 insert_part_to_rtx_on_edge): Perform the partition base var
19137 copy using emit_partition_copy.
19138 (insert_value_copy_on_edge): Convert constants to the right mode.
19139 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19140 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19142 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19144 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19145 scan backwards to try to find a constant to initialize it.
19147 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19148 insn before the loop_end instruction, don't look past labels.
19150 2009-04-29 Richard Guenther <rguenther@suse.de>
19152 PR middle-end/39937
19153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19154 loose type conversions.
19155 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19156 stmts only if there are no uses of its definition.
19158 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19160 * config/bfin/bfin.h (splitting_loops): Declare.
19161 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19162 Reorder bit definitions to be ascending.
19163 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19164 * config/bfin/bfin.c (splitting_loops): New variable.
19165 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19166 (struct loop_info): Remove members INIT and LOOP_INIT.
19167 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19168 the LSETUP sequence. Allow LC to be loaded from any register, but
19169 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19170 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19172 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19173 of reload_completed.
19176 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19178 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19180 * Makefile.in (PLUGIN_VERSION_H): New.
19181 (OBJS-common): Remove plugin-version.o.
19182 (plugin.o): Depend on (PLUGIN_VERSION_H).
19183 (plugin-version.o): Remove.
19184 * configure: Regenerate
19185 * configure.ac: Create plugin-version.h.
19186 * gcc-plugin.h (plugin_gcc_version): Remove.
19187 (plugin_default_version_check): Change signature.
19188 * plugin-version.c: Remove.
19189 * plugin.c: Include plugin-version.h.
19190 (str_plugin_gcc_version_name): Remove.
19191 (try_init_one_plugin): Pass gcc version to plugin_init.
19192 (plugin_default_version_check): Both gcc and plugin versions are now
19195 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19197 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19198 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19199 Remove special case testing for last insn of inner loops. Don't fail
19200 if the loop ends with a jump, emit an extra nop instead.
19202 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19203 DREGS rather than comparing directly. Remove code that tries to
19204 account for latencies.
19206 2009-04-29 Richard Guenther <rguenther@suse.de>
19208 PR tree-optimization/39941
19209 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19210 eliminating an indirect call.
19212 2009-04-29 Richard Guenther <rguenther@suse.de>
19214 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19215 parameter. Allow invariants as base if !require_lvalue.
19216 (verify_gimple_assign_single): Adjust.
19218 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19220 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19221 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19222 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19223 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19224 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19226 * config/bfin/bfin.c (bfin_expand_builtin,
19227 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19229 2009-04-28 Richard Guenther <rguenther@suse.de>
19231 * tree-vect-loop.c (get_initial_def_for_induction): Use
19232 correct types for pointer increment.
19234 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19236 * toplev.c (print_version): Update GMP version string calculation.
19238 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19240 PR rtl-optimization/39938
19241 * resource.c (init_resource_info): Add call to df_analyze.
19243 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19245 * config/alpha/alpha.md (usegp): Cast the result of
19246 alpha_find_lo_sum_using_gp to enum attr_usegp.
19247 * config/alpha/alpha.c (override_options): Remove end-of-structure
19248 marker element from cpu_table. Use array size of cpu_table to handle
19249 -mcpu and -mtune options.
19250 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19252 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19254 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19255 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19256 tune_32 and tune_64.
19257 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19258 support on PowerPC.
19259 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19260 * config/rs6000/option-defaults.h: ... here. New file.
19261 (OPT_64, OPT_32): Define.
19262 (MASK_64BIT): Define to 0 if not already defined.
19263 (OPT_ARCH64, OPT_ARCH32): Define.
19264 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19267 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19269 * config/arm/arm.c (arm_override_options): Emit error on using
19272 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19274 PR rtl-optimization/39914
19275 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19276 registers for allocnos created from user-defined variables only
19277 when not optimizing.
19279 2009-04-28 Richard Guenther <rguenther@suse.de>
19281 PR middle-end/39937
19282 * fold-const.c (fold_binary): Use distribute_real_division only
19285 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19287 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19288 add hpux-stdint.h to tm_file.
19289 (hppa[12]*-*-hpux11*): Ditto.
19290 (ia64*-*-hpux*): Ditto.
19291 * config/hpux-stdint.h: New.
19292 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19293 __STDC_EXT__ for all compiles.
19294 * config/pa/pa-hpux.h: Ditto.
19295 * config/pa/pa-hpux10.h: Ditto.
19296 * config/pa/pa-hpux11.h: Ditto.
19298 2009-04-28 Catherine Moore <clm@codesourcery.com>
19300 * debug.h (set_name): Add comment.
19302 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19305 * config/darwin.c (machopic_gen_offset): Check
19306 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19307 * config/arm/arm.c (require_pic_register): Likewise.
19309 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19311 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19312 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19313 m32c_promote_prototypes): Delete.
19315 2009-04-28 Michael Matz <matz@suse.de>
19317 PR middle-end/39922
19318 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19321 2009-04-28 Richard Guenther <rguenther@suse.de>
19323 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19325 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19327 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19328 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19329 * config/arm/arm-tune.md: Regenerate.
19331 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19333 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19334 block if there are complex incoming edges.
19335 (sel_merge_blocks): Remove useless assert.
19336 (sel_redirect_edge_and_branch): Check that edge was redirected.
19337 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19338 (sel_find_rgns): Delete declaration.
19339 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19340 the region when it is not a preheader.
19342 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19345 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19347 2009-04-28 Richard Guenther <rguenther@suse.de>
19349 * tree.h (SSA_NAME_VALUE): Remove.
19350 (struct tree_ssa_name): Remove value_handle member.
19351 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19352 array for jump threading.
19353 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19355 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19356 * tree-flow.h (threadedge_initialize_values): Declare.
19357 (threadedge_finalize_values): Likewise.
19358 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19359 (SSA_NAME_VALUE): Define.
19360 (threadedge_initialize_values): New function.
19361 (threadedge_finalize_values): Likewise.
19362 * tree-ssa-dom.c (ssa_name_values): New global variable.
19363 (SSA_NAME_VALUE): Define.
19364 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19366 2009-04-28 Ira Rosen <irar@il.ibm.com>
19368 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19369 Use REPORT_VECTORIZED_LOCATIONS instead
19370 REPORT_VECTORIZED_LOOPS.
19371 * tree-vectorizer.c (vect_verbosity_level): Make static.
19372 (vect_loop_location): Rename to vect_location.
19373 (vect_set_verbosity_level): Update comment.
19374 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19376 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19377 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19378 instead REPORT_UNVECTORIZED_LOOPS.
19379 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19380 and vect_loop_def to vect_external_def and vect_internal_def.
19381 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19382 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19383 REPORT_UNVECTORIZED_LOCATIONS.
19384 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19385 and vect_used_in_loop and to vect_unused_in_scope and
19386 vect_used_in_scope.
19387 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19388 (vect_verbosity_level): Remove declaration.
19389 (vect_analyze_operations): Likewise.
19390 (vect_analyze_stmt): Declare.
19391 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19392 REPORT_UNVECTORIZED_LOCATIONS.
19393 (vect_get_loop_niters): Fix indentation.
19394 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19395 (vect_analyze_loop_operations): New function.
19396 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19397 vect_analyze_operations.
19398 (vect_is_simple_reduction): Use new names.
19399 (vectorizable_live_operation, vect_transform_loop): Likewise.
19400 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19401 to specify whether the data references can be a part of interleaving
19403 (vect_analyze_data_ref_dependence): Use new names.
19404 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19405 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19406 * tree-vect-patterns.c (widened_name_p): Use new names.
19407 (vect_recog_dot_prod_pattern): Likewise.
19408 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19409 (process_use, vect_mark_stmts_to_be_vectorized,
19410 vect_model_simple_cost, vect_model_store_cost,
19411 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19412 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19413 vectorizable_operation, vectorizable_type_demotion,
19414 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19415 vectorizable_condition): Likewise.
19416 (vect_analyze_operations): Split into vect_analyze_loop_operations
19418 (vect_analyze_stmt): ... new function.
19419 (new_stmt_vec_info): Use new names.
19420 (vect_is_simple_use): Use new names and fix comment.
19421 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19422 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19424 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19427 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19428 and integer modes for x87 operands. Do not ICE for unsupported size,
19429 generate error instead. Generate error for unsupported operand types.
19430 ['z']: Do not handle HImode memory operands specially. Warning
19431 for floating-point operands. Fallthru to 'Z' for unsupported operand
19432 types. Do not ICE for unsupported size, generate error instead.
19433 (output_387_binary_op): Use %Z to output operands.
19434 (output_fp_compare): Ditto.
19435 (output_387_reg_move): Ditto.
19437 2009-04-28 Ben Elliston <bje@au.ibm.com>
19442 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19444 * builtins.c (c_strlen): Do not warn here.
19445 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19446 * c-common.c (pointer_int_sum): Take an explicit location.
19447 Warn about offsets out of bounds.
19448 * c-common.h (pointer_int_sum): Adjust declaration.
19450 2009-04-27 Ian Lance Taylor <iant@google.com>
19452 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19454 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19455 * df-core.c (df_set_flags): Change return type to int. Change
19456 type of old_flags to int.
19457 (df_clear_flags): Likewise.
19458 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19459 (df_get_conditional_uses): Likewise.
19460 * df.h (df_set_flags, df_clear_flags): Update declarations.
19461 * dwarf2out.c (struct indirect_string_node): Change type of form
19462 field to enum dwarf_form.
19463 (AT_string_form): Change return type to enum dwarf_form.
19464 * fixed-value.c (fixed_compare): Add cast to enum type.
19465 * fwprop.c (update_df): Change 0 to VOIDmode.
19466 * gensupport.c: Change 0 to UNKNOWN.
19467 * gimple.h (gimple_cond_code): Add cast to enum type.
19468 * haifa-sched.c (reemit_notes): Add cast to enum type.
19469 * hooks.c (hook_int_void_no_regs): Remove function.
19470 * hooks.h (hook_int_void_no_regs): Remove declaration.
19471 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19472 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19473 * real.c (real_arithmetic): Add cast to enum type.
19474 (real_compare): Likewise.
19475 * target.h (struct gcc_target): Change return type of
19476 branch_target_register_class to enum reg_class.
19477 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19478 default_branch_target_register_class.
19479 * targhooks.c (default_branch_target_register_class): New function.
19480 * targhooks.h (default_branch_target_register_class): Declare.
19481 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19482 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19484 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19486 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19487 vect_uninitialized_def. Change 0 to ERROR_MARK.
19488 * tree-vect-stmts.c (supportable_widening_operation): Don't
19489 initialize icode1 and icode2.
19490 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19491 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19493 (cmn_err_flag_specs): Change 0 to STD_C89.
19494 (cmn_err_char_table): Likewise.
19495 * config/arm/arm.c (get_arm_condition_code): Change type of code
19496 to enum arm_cond_code.
19497 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19498 (IWMMXT_BUILTIN2): Likewise.
19499 (neon_builtin_type_bits): Don't define typedef.
19500 (neon_builtin_datum): Change type of bits field to int.
19501 (arm_expand_neon_args): Add cast to enum type.
19502 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19504 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19505 casts to enum type.
19506 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19508 * config/mips/mips.md (jal_macro): Return enum constant.
19509 (single_insn): Likewise.
19510 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19512 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19513 casts to enum type.
19514 * config/s390/s390.c (s390_tune_flags): Change type to int.
19515 (s390_arch_flags): Likewise.
19516 (s390_handle_arch_option): Change flags field of struct pta to int.
19517 * config/s390/s390.h (s390_tune_flags): Update declaration.
19518 (s390_arch_flags): Likewise.
19519 * config/sh/sh.c (prepare_move_operands): Compare
19520 tls_symbolic_operand result with enum constant.
19521 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19522 (sh_expand_prologue): Add cast to enum type.
19523 (sh_expand_epilogue): Likewise.
19524 (tls_symbolic_operand): Change return type to enum tls_model.
19525 (fpscr_set_from_mem): Add cast to enum type.
19526 (legitimize_pic_address): Compare tls_symbolic_operand result with
19528 (sh_target_reg_class): Change return type to enum reg_class.
19529 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19531 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19532 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19533 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19534 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19535 (delayed_branch, tls_call_delay): Likewise.
19536 (eligible_for_sibcall_delay): Likewise.
19537 (eligible_for_return_delay): Likewise.
19538 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19539 (spu_expand_builtin_1): Likewise.
19541 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19542 for all types of conversions.
19543 (output_init_element): Issue -Wc++-compat warning if needed when
19544 initializing a bitfield with enum type.
19545 * c-parser.c (c_parser_expression): Set original_type to
19546 original_type of right hand operand of comma operator.
19548 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19550 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19552 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19553 * doc/cpp.texi (Standard Predefined Macros)
19554 (Implementation-defined behavior): Likewise.
19555 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19556 * doc/gimple.texi (GIMPLE Exception Handling)
19557 (@code{GIMPLE_ASSIGN}): Likewise.
19558 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19559 * doc/invoke.texi (Warning Options, Optimize Options)
19560 (AVR Options, Darwin Options): Likewise.
19561 (Optimize Options): Reformulate -fwhole-program description.
19562 * doc/loop.texi (Lambda): Likewise.
19563 * doc/md.texi (Output Template, Define Constraints)
19564 (Standard Names, Insn Splitting): Likewise.
19565 * doc/options.texi (Option properties): Likewise.
19566 * doc/passes.texi (Tree-SSA passes): Likewise.
19567 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19568 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19569 (File Names and DBX): Likewise.
19570 * doc/trouble.texi (Incompatibilities): Likewise.
19572 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19574 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19575 instruction is correct.
19577 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19579 Allow non-constant arguments to conversion intrinsics.
19580 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19581 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19582 * spu.c (print_operand): Handle 'v' and 'w'.
19583 (exp2_immediate_p, spu_gen_exp2): Define.
19584 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19585 spu_convtf_1): Update parameter descriptions.
19586 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19587 * constraints.md ('v', 'w'): New.
19588 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19590 (i2f, I2F): New define_mode_attr.
19591 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19592 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19593 fixuns_truncv4sfv4si2): Update to use mode attribute.
19594 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19595 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19596 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19597 patterns for combine.
19599 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19601 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19602 (cprop, hoist, pre, store_motion): New debug counters.
19603 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19604 is not an RTL pass anymore.
19605 (pass_profiling): Remove extern decl for pass removed in 2005.
19606 (pass_gcse, pass_jump_bypass): Remove.
19607 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19608 to 0 for clean state.
19609 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19610 * cse.c (gate_handle_cse_after_global_opts,
19611 rest_of_handle_cse_after_global_opts): New functions.
19612 (pass_cse_after_global_opts): New pass, does local CSE.
19613 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19614 (TV_CPROP): New timevar.
19615 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19616 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19617 (gcse_main, recompute_all_luids): Remove.
19618 (compute_hash_table_work): Call max_reg_num instead of reading
19620 (cprop_jump): Don't set run_jump_opt_after_gcse.
19621 (constprop_register): Always allow to alter jumps.
19622 (cprop_insn): Likewise.
19623 (do_local_cprop): Likewise.
19624 (local_cprop_pass): Likewise. Return non-zero if something changed.
19625 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19626 (find_implicit_sets): Add note about missed optimization opportunity.
19627 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19628 pass_rtl_cprop execute function.
19629 Don't bother tracking the pass number, each pass gets its own dumpfile
19631 Always allow to alter jumpsand bypass jumps.
19632 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19633 will just find no suitable set.
19634 (pre_edge_insert): Fix dumping, this function is for PRE only.
19635 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19636 pass_rtl_pre execute function.
19637 (hoist_code): Return non-zero if something changed. Keep track of
19638 substitutions and insertions for statistics gathering similar to PRE.
19639 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19640 called from the pass_rtl_hoist execute function. Show pass statistics.
19641 (compute_store_table): Use max_reg_num directly instead of using the
19642 formerly global max_gcse_regno.
19643 (build_store_vectors): Likewise.
19644 (replace_store_insn): Fix dumping.
19645 (store_motion): Rename to ...
19646 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19647 pass, called from the pass_rtl_store_motion execute function. Keep
19648 track of substitutions and insertions for statistics gathering similar
19650 (bypass_jumps): Remove, fold interesting bits into ...
19651 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19652 from the pass_rtl_cprop execute function.
19653 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19654 pass_jump_bypass): Remove.
19655 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19656 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19657 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19658 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19659 (gate_rtl_store_motion, execute_rtl_store_motion,
19660 pass_rtl_store_motion): New.
19661 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19662 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19663 * passes.c (init_optimization_passes): Remove pass_gcse and
19664 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19665 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19666 instead of pass_jump_bypass.
19668 2009-04-27 Richard Guenther <rguenther@suse.de>
19670 PR middle-end/39928
19671 * gimplify.c (gimplify_expr): If we are required to create
19672 a temporary make sure it ends up as register.
19674 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19677 * config/i386/i386.c (construct_container): Don't call
19678 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19679 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19681 2009-04-27 Michael Matz <matz@suse.de>
19683 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19684 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19685 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19686 (dump_replaceable_exprs): Take a bitmap.
19687 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19689 (expand_gimple_basic_block): Likewise.
19690 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19691 replaceable_expressions member a bitmap.
19692 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19693 (mark_replaceable): Likewise.
19694 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19695 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19697 2009-04-27 Richard Guenther <rguenther@suse.de>
19699 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19700 (verify_stmts): Dispatch to gimple/type verification code.
19701 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19702 issue with call argument types.
19704 2009-04-27 Michael Matz <matz@suse.de>
19706 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19707 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19710 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19711 Eric Botcazou <ebotcazou@adacore.com>
19713 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19714 a label's basic block.
19715 (mark_target_live_regs): Tidy and rework obsolete comments.
19716 Change back DF problem to LIVE. If a label starts a basic block,
19717 assume that all registers that used to be live then still are.
19718 (init_resource_info): If a label starts a basic block, set its
19719 BLOCK_FOR_INSN accordingly.
19720 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19722 2009-04-27 Richard Guenther <rguenther@suse.de>
19724 * tree-flow-inline.h (function_ann): Remove.
19725 (get_function_ann): Likewise.
19726 * tree-dfa.c (create_function_ann): Remove.
19727 * tree-flow.h (struct static_var_ann_d): Remove.
19728 (struct function_ann_d): Likewise.
19729 (union tree_ann_d): Remove fdecl member.
19730 (function_ann_t): Remove.
19731 (function_ann, get_function_ann, create_function_ann): Remove
19734 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19736 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19738 2009-04-27 Jan Hubicka <jh@suse.cz>
19740 * ipa-pure-const.c (struct funct_state_d): New fields
19741 state_previously_known, looping_previously_known; remove
19742 state_set_in_source.
19743 (analyze_function): Use new fields.
19744 (propagate): Avoid assumption that state_set_in_source imply
19747 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19748 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19749 * cfgloop.h (finite_loop_p): Declare.
19751 2009-04-26 Michael Matz <matz@suse.de>
19753 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19755 2009-04-26 Michael Matz <matz@suse.de>
19757 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19758 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19759 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19760 pass_mark_used_blocks): Remove.
19761 * tree-optimize.c (pass_free_datastructures,
19762 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19763 * passes.c (init_optimization_passes): Don't call
19764 pass_mark_used_blocks, remove dead code.
19766 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19768 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19769 * tree-ssa-live.h (register_ssa_partition): Likewise.
19771 2009-04-26 Michael Matz <matz@suse.de>
19774 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19775 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19776 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19778 (compare_pairs): Swap cost comparison.
19779 (coalesce_ssa_name): Don't use change_partition_var.
19780 * tree-nrv.c (struct nrv_data): Add modified member.
19781 (finalize_nrv_r): Set it.
19782 (tree_nrv): Use it to update statements.
19783 (pass_nrv): Require PROP_ssa.
19784 * tree-mudflap.c (mf_decl_cache_locals,
19785 mf_build_check_statement_for): Use make_rename_temp.
19786 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19787 * alias.c (find_base_decl): Handle SSA names.
19788 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19789 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19790 * rtl.h (set_reg_attrs_for_parm): Declare.
19791 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19792 to "optimized", remove unused locals at finish.
19793 (execute_free_datastructures): Make global, call
19794 delete_tree_cfg_annotations.
19795 (execute_free_cfg_annotations): Don't call
19796 delete_tree_cfg_annotations.
19798 * ssaexpand.h: New file.
19799 * expr.c (toplevel): Include ssaexpand.h.
19800 (expand_assignment): Handle SSA names the same as register variables.
19801 (expand_expr_real_1): Expand SSA names.
19802 * cfgexpand.c (toplevel): Include ssaexpand.h.
19803 (SA): New global variable.
19804 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19805 (SSAVAR): New macro.
19806 (set_rtl): New helper function.
19807 (add_stack_var): Deal with SSA names, use set_rtl.
19808 (expand_one_stack_var_at): Likewise.
19809 (expand_one_stack_var): Deal with SSA names.
19810 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19811 before unique numbers.
19812 (expand_stack_vars): Use set_rtl.
19813 (expand_one_var): Accept SSA names, add asserts for them, feed them
19814 to above subroutines.
19815 (expand_used_vars): Expand all partitions (without default defs),
19816 then only the local decls (ignoring those expanded already).
19817 (expand_gimple_cond): Remove edges when jumpif() expands an
19818 unconditional jump.
19819 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19820 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19822 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19823 members of SA; deal with PARM_DECL partitions here; expand
19824 all PHI nodes, free tree datastructures and SA. Commit instructions
19825 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19826 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19827 info and statements at start, collect garbage at finish.
19828 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19829 (VAR_ANN_PARTITION) Remove.
19830 (change_partition_var): Don't declare.
19831 (partition_to_var): Always return SSA names.
19832 (var_to_partition): Only accept SSA names.
19833 (register_ssa_partition): Only check argument.
19834 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19836 (delete_var_map): Don't free it.
19837 (var_union): Only accept SSA names, simplify.
19838 (partition_view_init): Mark only useful SSA names as used.
19839 (partition_view_fini): Only deal with SSA names.
19840 (change_partition_var): Remove.
19841 (dump_var_map): Use ssa_name instead of partition_to_var member.
19842 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19844 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19845 (struct _elim_graph): New member const_dests; nodes member vector of
19847 (set_location_for_edge): New static helper.
19848 (create_temp): Remove.
19849 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19850 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19851 (new_elim_graph): Allocate const_dests member.
19852 (clean_elim_graph): Truncate const_dests member.
19853 (delete_elim_graph): Free const_dests member.
19854 (elim_graph_size): Adapt to new type of nodes member.
19855 (elim_graph_add_node): Likewise.
19856 (eliminate_name): Likewise.
19857 (eliminate_build): Don't take basic block argument, deal only with
19858 partition numbers, not variables.
19859 (get_temp_reg): New static helper.
19860 (elim_create): Use it, deal with RTL temporaries instead of trees.
19861 (eliminate_phi): Adjust all calls to new signature.
19862 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19863 (rewrite_trees): Only do checking.
19864 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19865 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19866 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19867 contains_tree_r, MAX_STMTS_IN_LATCH,
19868 process_single_block_loop_latch, analyze_edges_for_bb,
19869 perform_edge_inserts): Remove.
19870 (expand_phi_nodes): New global function.
19871 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19872 functions, initialize new parameter, remember partitions having a
19874 (finish_out_of_ssa): New global function.
19875 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19876 don't reset in_ssa_p here, don't disable TER when mudflap.
19877 (pass_del_ssa): Remove.
19878 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19880 (execute_free_datastructures): Declare.
19881 * Makefile.in (SSAEXPAND_H): New variable.
19882 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19883 * basic-block.h (commit_one_edge_insertion): Declare.
19884 * passes.c (init_optimization_passes): Move pass_nrv and
19885 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19886 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19887 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19888 (redirect_branch_edge): Deal with super block when expanding, split
19889 out jump patching itself into ...
19890 (patch_jump_insn): ... here, new static helper.
19892 2009-04-26 Michael Matz <matz@suse.de>
19894 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19895 beyond num_ssa_names.
19896 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19897 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19899 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19901 PR inline-asm/39543
19902 * fwprop.c (forward_propagate_asm): New function.
19903 (forward_propagate_and_simplify): Propagate also into __asm, if it
19904 doesn't increase the number of referenced registers.
19907 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19909 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19911 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19912 note_nonlocal_vla_type for nonlocal VLAs.
19913 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19914 contains_remapped_vars, remap_vla_decls): New functions.
19915 (convert_nonlocal_reference_stmt): If not optimizing, call
19916 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19917 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19918 if it wasn't found in var_map.
19919 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19920 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19921 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19923 * gimplify.c (nonlocal_vlas): New variable.
19924 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19926 (gimplify_body): Create and destroy nonlocal_vlas.
19928 * dwarf2out.c (loc_descr_plus_const): New function.
19929 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19930 mem_loc_descriptor, loc_descriptor_from_tree_1,
19931 descr_info_loc, gen_variable_die): Use it.
19933 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19934 !TREE_STATIC VAR_DECLs.
19935 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19936 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19937 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19938 DECL_BY_REFERENCE is valid.
19939 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19940 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19941 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19942 Copy DECL_BY_REFERENCE.
19943 (struct nesting_copy_body_data): New type.
19944 (nesting_copy_decl): New function.
19945 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19946 if they have variable length.
19948 2009-04-26 Michael Matz <matz@suse.de>
19950 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19951 mark new temporaries for renaming.
19953 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19956 * c-decl.c (global_bindings_p): Return negative value.
19957 (c_variable_size): New. Based on variable_size from
19959 (grokdeclarator): Call c_variable_size not variable_size.
19961 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19963 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19965 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19967 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19968 Redefine it to just use mingw/include.
19969 (ASM_SPEC): Rules for -m32 and -m64.
19970 (LINK_SPEC): Use Likewise.
19971 (SPEC_32): New define.
19972 (SPEC_64): Likewise.
19973 (SUB_LINK_SPEC): Likewise.
19974 (MULTILIB_DEFAULTS): New define.
19975 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19976 Add multilib options.
19977 (MULTILIB_DIRNAMES): Likewise.
19978 (MULTILIB_OSDIRNAMES): Likewise.
19979 (LIBGCC): Likewise.
19980 (INSTALL_LIBGCC): Likewise.
19982 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19985 * c-tree.h (enum c_inline_static_type): New.
19986 (record_inline_static): Declare.
19987 * c-decl.c (struct c_inline_static, c_inline_statics,
19988 record_inline_static, check_inline_statics): New.
19989 (pop_file_scope): Call check_inline_statics.
19990 (start_decl): Call record_inline_static instead of pedwarning
19991 directly for static in inline function.
19992 * c-typeck.c (build_external_ref): Call record_inline_static
19993 instead of pedwarning directly for static referenced in inline
19996 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19998 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19999 not new but only being rescanned.
20000 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20001 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20002 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20003 record_set_info, compute_set, grealloc): Remove.
20004 (recompute_all_luids): New function.
20005 (gcse_main): Don't compute sets, and don't do related memory
20006 allocations/free-ing. If something changed before the end of the
20007 pass, update LUIDs using recompute_all_luids.
20008 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20009 (free_gcse_mem): Don't free it either.
20010 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20011 Use the df insn LUIDs.
20012 (load_killed_in_block): Likewise.
20013 (compute_hash_table_work): Don't compute reg_set_in_block.
20014 (compute_transp): Use DF_REG_DEF_CHAINs.
20015 (local_cprop_pass): Don't use compute_sets and related functions.
20016 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20017 Use get_max_uid() instead of max_cuid.
20018 (insert_insn_end_basic_block, pre_insert_copy_insn,
20019 update_ld_motion_stores): Don't try to
20020 keep reg_set tables up to date.
20021 (pre_insert_copies): Use df insn LUIDs.
20022 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20023 (reg_set_info): Don't use extra bitmap argument.
20024 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20025 information to compute regs_set_in_block.
20026 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20027 (bypass_jumps): Don't use compute_sets and friends.
20029 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20032 * opts.c (undocumented_msg): Do not leave blank even with
20035 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20037 * c-decl.c (build_enumerator): Allow values folding to integer
20038 constants but not integer constant expressions with a pedwarn if
20041 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20044 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20045 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20046 type is an integer constant.
20048 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20051 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20054 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20057 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20058 with variably modified return type and no storage class
20059 specifiers, except for the case of nested functions. Distinguish
20060 extern declarations of functions with variably modified return
20061 types from those of objects with variably modified types.
20063 2009-04-25 Jan Hubicka <jh@suse.cz>
20065 * tree.c (list_equal_p): New function.
20066 * tree.h (list_equal_p): Declare.
20067 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20068 basic_block_def, basic_block, const_basic_block): New.
20069 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20070 (redirect_eh_edge): New function.
20071 (make_eh_edge_update_phi): EH edges are not abnormal.
20072 * except.c: Include tree-flow.h.
20073 (list_match): New function.
20074 (eh_region_replaceable_by_p): New function.
20075 (replace_region): New function.
20076 (hash_type_list): New function.
20077 (hash_eh_region): New function.
20078 (eh_regions_equal_p): New function.
20079 (merge_peers): New function.
20080 (remove_unreachable_regions): Verify EH tree when checking;
20082 (copy_eh_region_1): New function.
20083 (copy_eh_region): New function.
20084 (push_reachable_handler): New function.
20085 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20086 regions without label but with live RESX.
20087 * except.h (redirect_eh_edge_to_label): New.
20088 * tree-flow.h (redirect_eh_edge): New.
20089 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20090 basic_block_def, basic_block, const_basic_block): Remove.
20091 * Makefile.in (except.o): Add dependency on tree-flow.h
20092 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20093 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20096 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20099 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20100 on the destination of memcpy.
20102 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20104 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20105 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20106 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20108 2009-04-25 Jan Hubicka <jh@suse.cz>
20110 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20111 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20112 to be reached by different label than left.
20113 (update_eh_edges): Update comment; remove edge_to_remove if possible
20114 and return true if suceeded.
20115 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20116 (cleanup_eh): Compute sharing map.
20117 * except.c (remove_eh_handler_and_replace): Add argument if we should
20119 (remove_unreachable_regions): Update for label sharing.
20120 (label_to_region_map): Likewise.
20121 (get_next_region_sharing_label): New function.
20122 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20124 (remove_eh_handler): Update.
20125 (remove_eh_region_and_replace_by_outer_of): New function.
20126 * except.h (struct eh_region): Add next_region_sharing_label.
20127 (remove_eh_region_and_replace_by_outer_of,
20128 get_next_region_sharing_label): Declare.
20129 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20131 2009-04-25 Jan Hubicka <jh@suse.cz>
20133 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20134 insert code even if they are not critical.
20136 2009-04-25 Jan Hubicka <jh@suse.cz>
20138 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20139 (gimple_can_remove_branch_p): EH edges won't remove branch by
20141 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20142 updating of non-abnormal EH edges.
20143 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20144 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20145 (split_critical_edges): Split also edges where emitting code on them
20146 will lead to splitting later.
20148 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20149 H.J. Lu <hongjiu.lu@intel.com>
20152 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20153 the configured assembler supports fildq and fistpq mnemonics.
20154 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20155 * configure: Regenerated.
20156 * config.in: Ditto.
20158 * config/i386/i386.c (print_operand): Handle 'Z'.
20159 ['z']: Remove handling of special fild/fist suffixes.
20160 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20161 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20162 suffix of fild insn.
20163 (*floatsi<mode>2_vector_mixed): Ditto.
20164 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20165 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20166 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20167 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20168 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20170 2009-04-25 Ben Elliston <bje@au.ibm.com>
20172 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20173 the source of a set operation.
20175 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20177 * target.h (struct gcc_target): Add case_values_threshold field.
20178 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20179 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20180 * targhooks.c (default_case_values_threshold): New function.
20181 * targhooks.h (default_case_values_threshold): Declare function.
20182 * stmt.c (expand_case): Use case_values_threshold target hook.
20183 * expr.h (case_values_threshold): Remove declartation.
20184 * expr.c (case_values_threshold): Remove function.
20185 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20187 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20188 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20189 (avr_case_values_threshold): Declare as static.
20190 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20192 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20193 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20194 (mn10300_case_values_threshold): New function.
20196 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20198 * ira.c (setup_cover_and_important_classes): Add enum cast.
20200 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20202 * genpreds.c (write_enum_constraint_num): Output definition of
20203 CONSTRAINT_NUM_DEFINED_P macro.
20204 * ira.c (setup_cover_and_important_classes): Use
20205 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20207 2009-04-24 DJ Delorie <dj@redhat.com>
20209 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20210 __SH2A_SINGLE_ONLY__ also.
20212 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20214 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20215 (movdf_internal): Ditto.
20216 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20217 SFmode and DFmode constants.
20218 (ia64_print_operand): Add 'G' format for printing
20219 floating point constants.
20221 2009-04-24 Richard Guenther <rguenther@suse.de>
20223 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20224 from unsigned additions.
20226 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20228 * c-typeck.c (set_init_index): Allow array designators that are
20229 not integer constant expressions with a pedwarn if pedantic.
20231 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20233 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20234 zero if no overlap in nonzero bits between the operands.
20236 2009-04-24 Ian Lance Taylor <iant@google.com>
20238 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20239 (record_dead_and_set_regs): Likewise.
20240 * df.h (struct df_mw_hardreg): Change flags field to int.
20241 (struct df_base_ref): Likewise.
20242 (struct df): Change changeable_flags field to int.
20243 * df-scan.c (df_defs_record): Change clobber_flags to int.
20244 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20245 constants rather than #define macros.
20246 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20247 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20248 (enum dwarf_calling_convention): Likewise.
20249 (enum dwarf_line_number_x_ops): Likewise.
20250 (enum dwarf_call_frame_info): Likewise.
20251 (enum dwarf_source_language): Likewise.
20252 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20253 (add_calling_convention_attribute): Likewise.
20254 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20255 (combine_comparisons): Change compcode to int. Add cast to enum type.
20256 * genrecog.c (maybe_both_true_2): Change c to int.
20257 (write_switch): Likewise. Add cast to enum type.
20258 * gimplify.c (gimplify_omp_for): Handle return values from
20259 gimplify_expr using MIN rather than bitwise or.
20260 (gimplify_expr): Add cast to enum type.
20261 * ipa-prop.c (update_jump_functions_after_inlining): Change
20262 IPA_BOTTOM to IPA_JF_UNKNOWN.
20263 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20264 Add casts to enum type.
20265 (setup_cover_and_important_classes): Change cl to int. Add casts
20267 (setup_class_translate): Change cl and mode to int.
20268 (ira_init_once): Change mode to int.
20269 (free_register_move_costs): Likewise.
20270 (setup_prohibited_mode_move_regs): Add casts to enum type.
20271 * langhooks.c (add_builtin_function_common): Rework assertion that
20272 value fits bitfield.
20273 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20274 * omega.c (omega_do_elimination): Avoid math on enum types.
20275 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20276 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20277 int local to handle integral_argment value.
20278 * regmove.c (try_auto_increment): Change PUT_MODE to
20280 * reload.c (push_secondary_reload): Add casts to enum type.
20281 (secondary_reload_class, find_valid_class): Likewise.
20282 * reload1.c (emit_input_reload_insns): Likewise.
20283 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20284 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20285 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20287 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20288 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20290 (expand_complex_libcall): Add casts to enum type.
20291 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20292 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20293 with ERROR_MARK, not NUM_TREE_CODES.
20294 (vect_create_epilog_for_reduction): Likewise.
20295 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20296 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20297 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20299 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20300 vect_unused_in_loop. Change 0 to loop_vect.
20301 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20302 * var-tracking.c (get_init_value): Change return type to enum
20304 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20305 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20307 (arm_override_options): Add casts to enum type.
20308 (arm_emit_tls_decoration): Likewise.
20309 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20311 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20312 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20313 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20315 * config/s390/s390.c (code_for_builtin_64): Change to array of
20317 (code_for_builtin_31): Likewise.
20318 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20320 * config/sparc/sparc.c (sparc_override_options): Change value
20321 field in struct code_model to enum cmodel. In initializer change
20322 0 to NULL and add cast to enum type.
20324 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20325 Change all callers. Issue a -Wc++-compat warning using
20326 lhs_origtype if necessary.
20327 (convert_for_assignment): Issue -Wc++-compat warnings about
20328 invalid conversions to enum type on assignment.
20329 * c-common.h (build_modify_expr): Update declaration.
20331 2009-04-24 Nick Clifton <nickc@redhat.com>
20333 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20334 (function_arg_advance): Likewise.
20335 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20338 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20340 * config/s390/constraints.md ('I', 'J'): Fix condition.
20342 2009-04-24 Diego Novillo <dnovillo@google.com>
20344 * gengtype-parse.c (parse_error): Add newline after message.
20346 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20348 * config/i386/sse.md (avxmodesuffixs): Removed.
20349 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20350 (*avx_pinsr<ssevecsize>): This.
20352 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20354 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20355 follow chains of regs with a single definition, and allow expressions
20356 that are function_invariant_p.
20357 (simple_rhs_p): Allow expressions that are function_invariant_p.
20359 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20361 PR middle-end/39867
20362 * fold-const.c (fold_cond_expr_with_comparison): When folding
20363 > and >= to MAX, make sure the MAX uses the same type as the
20364 comparison's operands.
20366 2009-04-24 Nick Clifton <nickc@redhat.com>
20368 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20369 addressing for DImode accesses.
20370 (frv_print_operand_address): Handle PLUS case.
20371 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20373 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20375 PR rtl-optimization/39794
20376 * alias.c (canon_true_dependence): Add x_addr argument.
20377 * rtl.h (canon_true_dependence): Adjust prototype.
20378 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20379 * cselib.c (cselib_invalidate_mem): Likewise.
20380 * gcse.c (compute_transp): Likewise.
20381 * dse.c (scan_reads_nospill): Likewise.
20382 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20383 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20384 canon_base_addr of the group, plus optional offset.
20385 (struct group_info): Rename canon_base_mem to
20387 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20388 canon_rtx of base_mem.
20390 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20392 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20393 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20395 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20397 * config/spu/spu-builtins.h: Delete file.
20399 * config/spu/spu.h (enum spu_builtin_type): Move here from
20401 (struct spu_builtin_description): Likewise. Add GTY marker.
20402 Do not use enum spu_function_code or enum insn_code.
20403 (spu_builtins): Add extern declaration.
20405 * config/spu/spu.c: Do not include "spu-builtins.h".
20406 (enum spu_function_code, enum spu_builtin_type_index,
20407 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20408 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20409 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20410 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20411 (spu_builtin_types): Make static. Add GTY marker.
20412 (spu_builtins): Add extern declaration with GTY marker.
20413 Include "gt-spu.h".
20415 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20416 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20417 Check programmatically whether all parameters are scalar.
20419 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20421 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20423 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20424 assignment from the constructor either if the target is volatile.
20426 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20428 * config/arm/arm.md (insv): Do not share operands[0].
20430 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20432 * config/vxlib-tls.c (active_tls_threads): Delete.
20433 (delete_hook_installed): New.
20434 (tls_delete_hook): Don't delete the delete hook.
20435 (tls_destructor): Delete it here.
20436 (__gthread_set_specific): Adjust installing the delete hook.
20437 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20438 __gthread_leave_tsd_dtor_context.
20440 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20442 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20444 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20446 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20448 (alpha_rtx_costs): Ditto.
20449 (emit_unlikely_jump): Use add_reg_note.
20450 (emit_frame_store_1): Ditto.
20451 (alpha_expand_prologue): Ditto.
20452 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20453 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20455 2009-04-23 Nick Clifton <nickc@redhat.com>
20457 * config/v850/v850.md (epilogue): Remove suppressed code.
20458 (return): Rename to return_simple and remove test of frame size.
20459 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20460 to gen_return_simple.
20462 2009-04-22 Jing Yu <jingyu@google.com>
20465 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20467 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20470 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20471 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20472 value is a VECTOR_CST, the element type is the element type of the
20475 2009-04-22 DJ Delorie <dj@redhat.com>
20477 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20479 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20481 * alias.c (find_base_term): Move around LO_SUM case, so that
20482 CONST falls through into PLUS/MINUS handling.
20485 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20486 into 0, use omit_one_operand.
20488 2009-04-23 Ben Elliston <bje@au.ibm.com>
20490 * config/rs6000/linux-unwind.h (get_regs): Remove type
20491 puns. Change the type of `pc' to an array of unsigned ints and
20492 update all users. Constify frame24.
20494 2009-04-22 DJ Delorie <dj@redhat.com>
20496 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20497 declarations before code.
20498 (current_function_special_page_vector): Likewise.
20499 (m32c_expand_insv): Silence a warning.
20501 2009-04-21 Taras Glek <tglek@mozilla.com>
20503 * alias.c: Update GTY annotations to new syntax.
20504 * basic-block.h: Likewise.
20505 * bitmap.h: Likewise.
20506 * c-common.h: Likewise.
20507 * c-decl.c: Likewise.
20508 * c-parser.c: Likewise.
20509 * c-pragma.c: Likewise.
20510 * c-tree.h: Likewise.
20511 * cfgloop.h: Likewise.
20512 * cgraph.h: Likewise.
20513 * config/alpha/alpha.c: Likewise.
20514 * config/arm/arm.h: Likewise.
20515 * config/avr/avr.h: Likewise.
20516 * config/bfin/bfin.c: Likewise.
20517 * config/cris/cris.c: Likewise.
20518 * config/darwin.c: Likewise.
20519 * config/frv/frv.c: Likewise.
20520 * config/i386/i386.c: Likewise.
20521 * config/i386/i386.h: Likewise.
20522 * config/i386/winnt.c: Likewise.
20523 * config/ia64/ia64.h: Likewise.
20524 * config/iq2000/iq2000.c: Likewise.
20525 * config/mips/mips.c: Likewise.
20526 * config/mmix/mmix.h: Likewise.
20527 * config/pa/pa.c: Likewise.
20528 * config/pa/pa.h: Likewise.
20529 * config/rs6000/rs6000.c: Likewise.
20530 * config/s390/s390.c: Likewise.
20531 * config/sparc/sparc.c: Likewise.
20532 * config/xtensa/xtensa.c: Likewise.
20533 * cselib.h: Likewise.
20534 * dbxout.c: Likewise.
20535 * dwarf2out.c: Likewise.
20536 * except.c: Likewise.
20537 * except.h: Likewise.
20538 * fixed-value.h: Likewise.
20539 * function.c: Likewise.
20540 * function.h: Likewise.
20541 * gimple.h: Likewise.
20542 * integrate.c: Likewise.
20543 * optabs.c: Likewise.
20544 * output.h: Likewise.
20545 * real.h: Likewise.
20547 * stringpool.c: Likewise.
20548 * tree-data-ref.c: Likewise.
20549 * tree-flow.h: Likewise.
20550 * tree-scalar-evolution.c: Likewise.
20551 * tree-ssa-address.c: Likewise.
20552 * tree-ssa-alias.h: Likewise.
20553 * tree-ssa-operands.h: Likewise.
20554 * tree.c: Likewise.
20555 * tree.h: Likewise.
20556 * varasm.c: Likewise.
20557 * varray.h: Likewise.
20559 * coretypes.h: Do not define GTY macro if it is already defined.
20560 * doc/gty.texi: Update GTY documentation to new syntax.
20561 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20562 annotations on structs.
20563 * gengtype-parse.c: Likewise.
20565 2009-04-22 Mark Heffernan <meheff@google.com>
20567 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20569 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20571 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20574 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20576 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20577 the same as a PLUS without a shift. Increase the cost of a
20580 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20582 * Makefile.in: Update dependencies.
20583 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20584 * errors.h: Remove bogus comment about compatibility.
20585 (warning): Update declaration.
20586 * genautomata.c: Update all calls to warning.
20587 * gimple.c: Do not include errors.h. Include toplev.h.
20588 * tree-ssa-structalias.c: Do not include errors.h.
20589 * omega.c: Likewise.
20590 * tree-ssa-reassoc.c: Likewise.
20591 * config/spu/spu-c.c: Likewise.
20592 * config/spu/t-spu-elf: Update dependencies.
20594 2009-04-22 Richard Guenther <rguenther@suse.de>
20596 PR tree-optimization/39824
20597 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20598 make sure the types are compatible.
20600 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20603 * c-common.c (c_parse_error): Take a token_flags parameter.
20604 Use token_type for the token type instead.
20605 Pass token_flags to cpp_type2name.
20606 * c-common.h (c_parse_error): Update declaration.
20607 * c-parser.c (c_parser_error): Pass 0 as token flags.
20609 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20611 PR rtl-optimization/39580
20612 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20614 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20616 * function.c (expand_function_end): Do not emit a jump to the "naked"
20617 return label for fall-through returns.
20618 * except.c (sjlj_emit_function_exit): Always place the call to the
20619 unregister function at the location installed by expand_function_end.
20621 2009-04-22 Richard Guenther <rguenther@suse.de>
20623 PR tree-optimization/39845
20624 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20625 (gen_inbound_check): Likewise.
20627 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20629 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20631 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20632 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20634 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20636 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20637 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20638 shift counts to avoid out-of-bounds array accesses.
20640 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20642 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20643 (Pmode): Move above.
20645 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20647 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20648 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20649 GET_CODE macro. Use IN_RANGE macro where appropriate.
20650 * config/alpha/alpha.h: Ditto.
20651 * config/alpha/alpha.md: Ditto.
20652 * config/alpha/constraints.md: Ditto.
20653 * config/alpha/predicates.md: Ditto.
20655 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20657 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20658 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20659 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20660 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20661 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20662 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20663 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20664 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20665 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20666 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20667 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20668 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20669 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20670 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20671 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20672 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20673 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20674 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20675 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20676 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20677 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20678 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20679 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20680 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20681 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20682 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20683 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20685 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20687 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20688 references from comments.
20689 * cfgbuild.c: (count_basic_blocks): Delete.
20690 (find_basic_blocks_1): Delete.
20691 (find_basic_blocks): Delete.
20692 * except.c (finish_eh_generation): Make static. Move comment from
20693 except.h here. Remove find_basic_blocks references from comments.
20694 * except.h (finish_eh_generation): Delete.
20695 * basic-block.h (find_basic_blocks): Delete.
20696 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20698 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20700 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20701 (sdbout_parms): Likewise.
20703 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20705 * config/sh/sh.c (prepare_cbranch_operands): Use
20706 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20707 (expand_cbranchdi4): Likewise.
20708 (from_compare): Add cast to enum type.
20709 (expand_cbranchsi4): Use add_reg_note.
20710 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20711 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20712 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20713 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20714 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20715 instead of CODE_FOR_nothing.
20716 (cbranchdi4): Likewise. Fix the order of arguments for
20718 (push_fpscr): Use add_reg_note.
20719 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20720 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20722 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20724 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20725 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20726 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20727 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20728 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20729 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20730 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20731 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20732 config/alpha/x-vms, config/arc/t-arc,
20733 config/arm/README-interworking, config/arm/arm-c.c,
20734 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20735 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20736 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20737 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20738 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20739 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20740 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20741 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20742 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20743 config/cris/t-elfmulti, config/crx/t-crx,
20744 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20745 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20746 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20747 config/h8300/t-h8300, config/i386/athlon.md,
20748 config/i386/darwin-libgcc.10.4.ver,
20749 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20750 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20751 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20752 config/i386/t-linux64, config/i386/t-nwld,
20753 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20754 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20755 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20756 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20757 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20758 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20759 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20760 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20761 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20762 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20763 config/m68k/t-uclinux, config/mcore/t-mcore,
20764 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20765 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20766 config/mips/crtn.asm, config/mips/irix-crti.asm,
20767 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20768 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20769 config/mips/mips-fixed.md, config/mips/sb1.md,
20770 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20771 config/mips/t-iris6, config/mips/t-isa3264,
20772 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20773 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20774 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20775 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20776 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20777 config/mn10300/t-linux, config/mn10300/t-mn10300,
20778 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20779 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20780 config/picochip/libgccExtras/clzsi2.asm,
20781 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20782 config/rs6000/darwin-libgcc.10.4.ver,
20783 config/rs6000/darwin-libgcc.10.5.ver,
20784 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20785 config/rs6000/t-aix43, config/rs6000/t-aix52,
20786 config/rs6000/t-darwin, config/rs6000/t-fprules,
20787 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20788 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20789 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20790 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20791 config/rs6000/t-rtems, config/rs6000/t-spe,
20792 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20793 config/score/t-score-elf, config/sh/divcost-analysis,
20794 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20795 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20796 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20797 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20798 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20799 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20800 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20801 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20802 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20803 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20804 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20805 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20806 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20807 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20808 * config/h8300/genmova.sh: Include copyright and license notices
20809 in generated output.
20810 * config/h8300/mova.md: Regenerate.
20811 * doc/install.texi2html: Include word "Copyright" in copyright
20812 notice and use name "Free Software Foundation, Inc.".
20813 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20814 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20815 ChangeLog-2007, ChangeLog-2008: Correct dates.
20817 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20819 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20820 NE_EXPR operations as well.
20821 * c-parser.c (c_parser_condition): Do not set location information on
20823 (c_parser_conditional_expression): Likewise.
20824 (c_parser_binary_expression): Set location information on operators.
20825 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20826 TRUTH_NOT_EXPR has been folded.
20827 * fold-const.c (fold_truth_not_expr): Copy location information from
20828 the incoming expression to the outgoing one.
20829 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20830 recursive calls on the LHS of the operator but pass that of the
20831 operator to recursive calls on the RHS of the operator. Set it
20833 (shortcut_cond_expr): Set the locus of the operator on the second
20834 COND_EXPR and that of the expression on the first in degenerate cases.
20835 Pass the locus of the expression to calls to shortcut_cond_r.
20836 Set the locus of the 'then' block on the associated jump, if any.
20837 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20838 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20839 expression to call to gimplify_boolean_expr.
20841 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20843 * config.gcc: Add additional configuration for
20844 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20845 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20846 (CPP_SPEC): Redefine for allowing -municode option.
20847 (STARTFILE_SPEC): Likewise.
20848 * config/i386/t-mingw-w64: New.
20849 * config/i386/mingw-w64.opt: New.
20850 (municode): Add new target option.
20851 * doc/invoke.texi (municode): Add documentation for new option.
20853 2009-04-21 Ian Lance Taylor <iant@google.com>
20855 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20856 Correct test for number of arguments.
20857 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20859 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20861 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20862 argument of emit_library_call.
20864 2009-04-21 Richard Guenther <rguenther@suse.de>
20866 PR middle-end/39829
20867 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20868 inside VIEW_CONVERT_EXPRs.
20870 2009-04-21 Martin Jambor <mjambor@suse.cz>
20872 * tree-switch-conversion.c (build_constructors): Split a long line.
20873 (constructor_contains_same_values_p): New function.
20874 (build_one_array): Create assigns of constants if possible, do not
20875 call mark_sym_for_renaming, call update_stmt.
20876 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20877 make_rename_temp. Do not call mark_symbols_for_renaming, call
20879 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20880 find_new_referenced_vars, call update_stmt.
20881 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20882 instead of calling make_rename_temp. Do not call
20883 find_new_referenced_vars or mark_symbols_for_renaming, call
20886 2009-04-21 Richard Guenther <rguenther@suse.de>
20888 PR tree-optimization/39827
20889 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20890 (tree_ssa_phiprop): Pass the correct array size.
20892 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20894 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20896 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20899 * c-typeck.c (lvalue_p): Move declaration ...
20900 * c-common.h (lvalue_p): ... to here.
20901 * c-common.c (candidate_equal_p): New.
20902 (add_tlist): Use it.
20903 (merge_tlist): Use it.
20904 (warn_for_collisions_1): Likewise.
20905 (warning_candidate_p): Accept more candidates.
20906 (verify_tree): A warning candidate can be an expression. Use
20909 2009-04-21 Ben Elliston <bje@au.ibm.com>
20912 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20913 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20914 options. Remove -mcall-solaris documentation.
20916 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20919 * doc/invoke.texi (-Wlong-long): Update description.
20920 * c-lex (interpret_integer): Only warn if there was no previous
20921 overflow and -Wlong-long is enabled.
20922 * c-decl.c (declspecs_add_type): Drop redundant flags.
20923 * c.opt (Wlong-long): Init to -1.
20924 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20925 and front-end warn_long_long. Wlong-long only depends on other
20926 flags if it is uninitialized.
20927 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20928 the same for CPP and FE.
20929 (restore_extension_diagnostics): Likewise.
20931 2009-04-20 Ian Lance Taylor <iant@google.com>
20933 Fix enum conversions which are invalid in C++:
20934 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20935 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20936 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20937 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20938 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20939 (dbxout_parms): Likewise.
20940 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20941 (df_clear_flags): Likewise.
20942 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20943 top_flag parameter to int.
20944 (df_chain_create_bb_process_use): Likewise.
20945 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20947 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20948 (df_ref_create_structure, df_def_record_1): Likewise.
20949 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20950 (df_notes_rescan): Change 0 to VOIDmode in function call.
20951 (df_get_call_refs, df_insn_refs_collect): Likewise.
20952 (df_bb_regs_collect): Likewise.
20953 (df_entry_block_defs_collect): Likewise.
20954 (df_exit_block_uses_collect): Likewise.
20955 * df.h: Update declarations.
20956 * double-int.c (double_int_divmod): Add cast to enum type.
20957 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20958 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20959 (based_loc_descr): Likewise.
20960 (loc_descriptor_from_tree_1): Change first_op and second_op to
20961 enum dwarf_location_atom. Add cast to enum type.
20962 * expmed.c (init_expmed): Change 0 to SET in function call.
20963 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20964 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20965 (do_store_flag): Likewise.
20966 * fixed-value.h (struct fixed_value): Change mode to enum
20968 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20969 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20971 (insert_insn_decl, insert_decl, insert_state): Likewise.
20972 (automata_list_finish): Likewise.
20973 * genrecog.c (process_define_predicate): Add cast to enum type.
20974 * gensupport.c (init_predicate_table): Add cast to enum type.
20975 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20977 (gimple_build_call_1, gimple_build_label): Likewise.
20978 (gimple_build_goto, gimple_build_asm_1): Likewise.
20979 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20980 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20981 (enum fallback): Rename from enum fallback_t.
20982 (fallback_t): Typedef as int.
20983 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20984 GSI_SAME_STMT in function call.
20985 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20987 (setup_reg_class_relations): Likewise.
20988 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20989 (setup_prohibited_class_mode_regs): Add cast to enum type.
20990 (setup_prohibited_mode_move_regs): Likewise.
20991 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20992 (record_address_regs): Change i to enum reg_class.
20993 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20994 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20995 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20996 (GET_MODE_2XWIDER_MODE): Likewise.
20997 (GET_CLASS_NARROWEST_MODE): Likewise.
20998 * omp-low.c (expand_omp_for): Add cast to enum type.
20999 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21000 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21001 * postreload.c (reload_cse_simplify_operands): Change rclass local
21003 * predict.c (combine_predictions_for_insn): Change best_predictor
21004 and predictor to enum br_predictor.
21005 (combine_predictions_for_bb): Likewise.
21006 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21007 use SET_PREDICT_EXPR_OUTCOME.
21008 * real.c (real_arithmetic): Change icode to code in function call.
21009 * reginfo.c (init_move_cost): Add casts to enum type.
21010 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21011 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21013 * reload.c (find_valid_class): Add casts to enum type.
21014 (push_reload): Change 0 to NO_REGS in function call.
21015 (find_reloads): Change this_alternative to array of enum
21016 reg_class. Remove some now-unnecessary casts.
21017 (make_memloc): Change 0 to VOIDmode in function call.
21018 * reload1.c (reload): Change 0 to VOIDmode in function call.
21019 (eliminate_regs_1, elimination_effects): Likewise.
21020 (eliminate_regs_in_insn): Likewise.
21021 (emit_input_reload_insns): Add cast to enum type.
21022 (delete_output_reload): Change 0 to VOIDmode in function call.
21023 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21024 to enum type in function call.
21025 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21026 (SET_PREDICT_EXPR_OUTCOME): Define.
21027 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21028 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21029 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21030 (dump_function): Likewise.
21031 * tree-dump.h: Update declarations.
21032 * tree-pass.h: Update declarations.
21033 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21034 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21036 (arm_rtx_costs_1): Correct parenthesization.
21037 (arm_rtx_costs): Add casts to enum type.
21038 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21039 (vfp_emit_fstmd): Use add_rg_note.
21040 (emit_multi_reg_push, emit_sfm): Likewise.
21041 (thumb_set_frame_pointer): Likewise.
21042 (arm_expand_prologue): Likewise.
21043 (arm_regno_class): Change return type to enum reg_class.
21044 (thumb1_expand_prologue): Use add_reg_note.
21045 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21046 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21048 * config/arm/gentune.sh: Add cast to enum type.
21049 * config/arm/arm-tune.md: Rebuild.
21050 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21051 (ix86_split_fp_branch, predict_jump): Likewise.
21052 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21053 insn_code to enum rtx_code.
21054 (ix86_builtin_vectorized_function): Add cast to enum type.
21055 * config/i386/i386.md (truncdfsf2): Change slot to enum
21057 (truncxf<mode>2, isinf<mode>2): Likewise.
21058 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21060 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21061 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21062 (insert_bundle_state): Change 1 to INSERT in function call.
21063 (ia64_add_bundle_selector_before): Likewise.
21064 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21065 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21066 (restore_stack_nonlocal): Likewise.
21067 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21069 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21071 (mips_rtx_costs): Likewise.
21072 (mips_override_options): Add casts to enum type.
21073 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21075 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21076 (store_reg, set_reg_plus_d): Likewise.
21077 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21078 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21080 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21082 (emit_unlikely_jump): Use add_reg_note.
21083 (rs6000_emit_allocate_stack): Likewise.
21084 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21085 (output_toc): Change 1 to INSERT in function call.
21086 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21087 (rs6000_initialize_trampoline): Likewise.
21088 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21090 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21091 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21092 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21093 (save_gprs): Use add_reg_note.
21094 (s390_emit_prologue): Likewise.
21095 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21096 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21097 (sparc_fold_builtin): Add cast to enum type.
21098 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21100 (spu_expand_prologue): Use add_reg_note.
21101 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21103 2009-04-20 Ian Lance Taylor <iant@google.com>
21105 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21106 (c_parser_postfix_expression_after_primary): Get VEC for list of
21107 arguments. Get original types of arguments. Call
21108 build_function_call_vec.
21109 (cached_expr_list_1, cached_expr_list_2): New static variables.
21110 (c_parser_expr_list): Change return type to VEC *. Add
21111 p_orig_types parameter. Change all callers.
21112 (c_parser_release_expr): New static function.
21113 (c_parser_vec_to_tree_list): New static function.
21114 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21115 call build_function_call_vec.
21116 (build_function_call_vec): New function, based on old
21117 build_function_call.
21118 (convert_arguments): Remove nargs and argarray parameters. Change
21119 values to a VEC. Add origtypes parameter.
21120 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21121 (convert_for_assignment): Add origtype parameter. Change all
21122 callers. If warn_cxx_compat, check for conversion to an enum
21123 type when calling a function.
21124 (store_init_value): Add origtype parameter. Change all callers.
21125 (digest_init): Likewise.
21126 (struct init_node): Add origtype field.
21127 (add_pending_init): Add origtype parameter. Change all callers.
21128 (output_init_element): Likewise.
21129 (output_pending_init_elements): Pass origtype from init_node to
21130 output_init_element.
21131 (process_init_element): Pass origtype from c_expr to
21132 output_init_element.
21133 (c_finish_return): Add origtype parameter. Change all callers.
21134 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21136 (sync_resolve_params): Likewise.
21137 (sync_resolve_return): Change params to first_param. Change caller.
21138 (resolve_overloaded_builtins): Change params to VEC *. Change
21139 callers. Save first parameter around call to build_function_call_vec.
21140 * c-decl.c (finish_decl): Add origtype parameter. Change all
21141 callers. Call build_function_call_vec rather than
21142 build_function_call for cleanup.
21143 * c-tree.h: Update declarations.
21144 * c-common.h: Update declarations.
21145 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21146 params to first_param.
21147 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21148 params parameter from tree to void *.
21149 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21150 Change arglist parameter to have type void *, and to be a pointer
21152 * config/rs6000/rs6000-protos.h
21153 (altivec_resolve_overloaded_builtin): Update declaration.
21154 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21155 fnargs parameter to have type void *, and to be a pointer to a
21156 VEC. Call build_function_call_vec instead of
21157 build_function_call.
21158 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21160 2009-04-20 Joey Ye <joey.ye@intel.com>
21161 Xuepeng Guo <xuepeng.guo@intel.com>
21162 H.J. Lu <hongjiu.lu@intel.com>
21164 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21166 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21167 (IX86_LEA_PRIORITY): Likewise.
21168 (distance_non_agu_define): New function.
21169 (distance_agu_use): Likewise.
21170 (ix86_lea_for_add_ok): Likewise.
21171 (ix86_dep_by_shift_count): Likewise.
21173 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21174 should split for LEA.
21176 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21178 (ix86_dep_by_shift_count): Likewise.
21180 2009-04-20 Richard Guenther <rguenther@suse.de>
21182 * expr.c (handled_component_p): Move ...
21183 * tree.h (handled_component_p): ... here.
21184 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21185 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21186 and REALPART_EXPR to be in one group.
21188 2009-04-20 Richard Guenther <rguenther@suse.de>
21190 * basic-block.h (get_all_dominated_blocks): Declare.
21191 * dominance.c (get_all_dominated_blocks): New function.
21192 * tree-cfg.c (get_all_dominated_blocks): Remove.
21193 (remove_edge_and_dominated_blocks): Adjust.
21194 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21195 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21196 instead of recursing.
21198 2009-04-20 Doug Kwan <dougkwan@google.com>
21200 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21201 (struct cgraph_node_set_def): New type.
21202 (cgraph_node_set) New type. Also declare vector functions.
21203 (struct cgraph_node_set_element_def): New type.
21204 (cgraph_node_set_element): Ditto.
21205 (cgraph_node_set_iterator): New iterator type.
21206 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21207 cgraph_node_set_remove, dump_cgraph_node_set,
21208 debug_cgraph_node_set): New prototypes.
21209 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21210 cgraph_node_set_size): New inlines.
21211 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21212 including cgraph.h.
21213 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21214 argument to function 'write_summary'.
21215 * ipa.c: Include ggc.h.
21216 (hash_cgraph_node_set_element,
21217 eq_cgraph_node_set_element, cgraph_node_set_new,
21218 cgraph_node_set_add, cgraph_node_set_remove,
21219 cgraph_node_set_find, dump_cgraph_node_set,
21220 debug_cgraph_node_set): New functions.
21221 * Makefile.in (ipa.o): Add dependency on GGC_H.
21223 2009-04-20 Ira Rosen <irar@il.ibm.com>
21225 PR tree-optimization/39675
21226 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21227 check of the return code of vect_schedule_slp. Check that
21228 stmt_vec_info still exists for the statement, before checking its
21229 vectorization type.
21231 2009-04-20 Michael Matz <matz@suse.de>
21233 * Makefile.in (generated_files): Take out $(simple_generated_c).
21235 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21237 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21238 (UINTPTR_TYPE): Likewise.
21240 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21243 * c-typeck.c (digest_init): Check for initializing an array with a
21246 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21249 * c-semantics.c (pop_stmt_list): Propagate
21250 STATEMENT_LIST_HAS_LABEL to parent statement list.
21252 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21254 * config/mips/mips.h (mips_tune_attr): New macro.
21255 * config/mips/mips.md (cpu): Use it.
21257 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21260 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21263 2009-04-19 Diego Novillo <dnovillo@google.com>
21265 * toplev.c (compile_file): Move call to coverage_finish ...
21266 * cgraphunit.c (ipa_passes): ... here.
21267 Call cgraph_process_new_functions.
21268 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21269 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21271 2009-04-19 Jan Hubicka <jh@suse.cz>
21273 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21275 (dump_cgraph_node): Dump can throw external flag.
21276 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21278 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21282 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21283 * common.opt (Wlogical-op): Move from here...
21284 * c.opt (Wlogical-op): ... to here.
21285 * c-typeck.c (parser_build_binary_op): Update call to
21286 warn_logical_operator.
21287 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21289 * c-common.c (warn_logical_op): Update.
21290 * c-common.h (warn_logical_op): Update declaration.
21292 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21294 * tree.c (protected_set_expr_location): Fix formatting.
21296 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21299 * c-typeck.c (readonly_warning): new.
21300 (build_unary_op, build_modify_expr): Use readonly_warning for
21301 storing into something readonly but not const-qualified.
21303 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21306 * c-typeck.c (build_unary_op): Check for taking address of
21307 expression of type void.
21309 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21312 * c-typeck.c (build_function_call): Check for calling a function
21313 with qualified void return types. Call require_complete_type when
21316 2009-04-18 Jan Hubicka <jh@suse.cz>
21318 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21320 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21321 can_throw_external flag.
21322 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21323 * ipa-pure-const.c (ignore_edge): New function.
21324 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21325 only over can_throw_external edges.
21326 (local_pure_const): Add nothrow flag.
21327 * ipa-utils.c (searchc): Add ignore_edge callback.
21328 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21329 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21330 (set_nothrow_function_flags): Update cgraph.
21331 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21333 2009-04-18 Richard Guenther <rguenther@suse.de>
21335 PR middle-end/39804
21336 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21337 (fold_stmt): ... this and ...
21338 (fold_stmt_inplace): ... this.
21339 (fold_stmt_1): Fold references in calls and asms.
21340 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21342 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21344 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21345 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21347 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21349 * tree.c (function_args_count): Remove.
21350 * tree.h: Remove the prototype for function_args_count.
21352 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21354 * tree-iterator.c (expr_only): Remove.
21355 * tree.h: Remove the prototype for expr_only.
21357 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21359 * reginfo.c (cannot_change_mode_set_regs): Remove.
21360 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21362 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21364 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21365 whether operands 0 and 1 overlaps.
21367 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21369 PR middle-end/36902
21370 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21371 pointer. Use warning_at instead of warning.
21372 (search_for_addr_array): Likewise.
21373 (check_array_bounds): Likewise.
21374 (check_all_array_refs): Check that the incoming edge is not in the
21375 list of edges to be removed.
21376 (check_all_array_refs): Avoid the temporal pointer.
21377 (vrp_visit_cond_stmt): Fix typo.
21378 (simplify_switch_using_ranges): Handle the case where the switch
21379 index is an integer constant.
21381 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21383 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21385 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21387 * doc/extend.texi, doc/invoke.texi: Fix typos.
21389 2009-04-17 Cary Coutant <ccoutant@google.com>
21391 * tree-flow-inline.h (get_lineno): Fix inverted test.
21393 2009-04-17 Diego Novillo <dnovillo@google.com>
21395 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21396 assertion for AVAIL_OUT.
21398 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21401 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21402 * config/sh/linux-atomic.asm: Likewise.
21404 2009-04-17 Diego Novillo <dnovillo@google.com>
21406 * except.c (debug_eh_tree): New.
21407 (struct eh_region, struct eh_status): Move ...
21408 * except.h: ... here.
21409 (add_type_for_runtime): Declare extern.
21410 (lookup_type_for_runtime): Likewise.
21411 (debug_eh_tree): Declare.
21412 * Makefile.in (GTFILES): List except.h before except.c
21414 2009-04-17 Diego Novillo <dnovillo@google.com>
21416 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21417 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21418 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21419 (find_vars_r): ... here.
21420 * tree-flow.h (find_referenced_vars_in): Declare.
21421 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21422 that AVAIL_OUT exists for BLOCK.
21423 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21424 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21425 (tree-parloops.o): Likewise.
21427 2009-04-17 Simon Baldwin <simonb@google.com>
21429 * toplev.c (default_tree_printer): Add handling for %E format.
21431 2009-04-17 Diego Novillo <dnovillo@google.com>
21433 * tree-pretty-print.c (dump_generic_node): Add break after
21434 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21435 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21436 FUNCTION_TYPE together. Call print_struct_decl when printing
21437 structures and TDF_SLIM is not given.
21438 (print_struct_decl): Fix logic for detecting recursion.
21440 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21443 * gcc.c (create_at_file): New.
21444 (compile_input_file_p): New.
21445 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21446 * main.c (main): Update call to toplev_main.
21447 * toplev.c (toplev_main): Change signature. Call expandargv.
21448 * toplev.h (toplev_main): Change signature.
21450 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21452 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21453 if the latter is not constant.
21455 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21457 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21459 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21461 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21462 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21464 2009-04-17 Richard Guenther <rguenther@suse.de>
21466 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21467 Handle component references view-converting an invariant address.
21469 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21471 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21472 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21473 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21474 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21475 Use @deftypevr rather than @deftypevar.
21477 2009-04-17 Richard Guenther <rguenther@suse.de>
21479 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21480 (get_prop_source_stmt): Likewise.
21481 (can_propagate_from): Likewise.
21483 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21485 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21486 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21487 (--with-multilib-list): Add default value.
21488 * configure: Regenerate.
21489 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21490 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21491 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21492 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21493 Don't add default cpu to multilib list unnecessarily, but do enable
21494 the relevant compiler option..
21495 Add support for --with-multilib-list=<blank> and
21496 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21497 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21498 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21499 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21500 TM_MULTILIB_CONFIG.
21501 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21502 (MULTILIB_OSDIRNAMES): New variable.
21503 * config/sh/t-1e: Delete file.
21504 * config/sh/t-mlib-sh1: Delete file.
21505 * config/sh/t-mlib-sh2: Delete file.
21506 * config/sh/t-mlib-sh2a: Delete file.
21507 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21508 * config/sh/t-mlib-sh2a-single: Delete file.
21509 * config/sh/t-mlib-sh2a-single-only: Delete file.
21510 * config/sh/t-mlib-sh2e: Delete file.
21511 * config/sh/t-mlib-sh3e: Delete file.
21512 * config/sh/t-mlib-sh4: Delete file.
21513 * config/sh/t-mlib-sh4-nofpu: Delete file.
21514 * config/sh/t-mlib-sh4-single: Delete file.
21515 * config/sh/t-mlib-sh4-single-only: Delete file.
21516 * config/sh/t-mlib-sh4a: Delete file.
21517 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21518 * config/sh/t-mlib-sh4a-single: Delete file.
21519 * config/sh/t-mlib-sh4a-single-only: Delete file.
21520 * config/sh/t-mlib-sh4al: Delete file.
21521 * config/sh/t-mlib-sh5-32media: Delete file.
21522 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21523 * config/sh/t-mlib-sh5-64media: Delete file.
21524 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21525 * config/sh/t-mlib-sh5-compact: Delete file.
21526 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21527 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21528 * doc/install.texi (Options specification): Add
21529 --with-multilib-list and --with-endian.
21531 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21533 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21535 (OBJS-common): Add plugin-version.o.
21536 (plugin-version.o): New.
21537 * gcc-plugin.h (plugin_gcc_version): New.
21538 (plugin_default_version_check): New.
21539 (plugin_init_func, plugin_init): Add version argument.
21540 * plugin-version.c: New.
21541 * plugin.c (str_plugin_gcc_version_name): New.
21542 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21543 pass it to the init function.
21544 (plugin_default_version_check): New.
21546 2009-04-17 Richard Guenther <rguenther@suse.de>
21548 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21549 for decl-vs-decl disambiguation.
21551 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21553 * config/s390/s390.h (s390_tune_attr): New macro definition.
21554 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21556 2009-04-17 Richard Guenther <rguenther@suse.de>
21558 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21559 (fold_stmt_r): Likewise.
21560 (maybe_fold_reference): New function.
21561 (fold_gimple_assign): Handle cases fold_stmt_r did.
21562 (fold_stmt): Do not use fold_stmt_r.
21563 (fold_stmt_inplace): Likewise.
21565 2009-04-17 Richard Guenther <rguenther@suse.de>
21567 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21568 (record_equivalences_from_stmt): Remove useless checks and
21570 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21571 the type is already suitable.
21573 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21575 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21577 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21579 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21580 (CMPtype): Define as __gcc_CMPtype.
21582 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21584 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21585 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21587 2009-04-17 Richard Guenther <rguenther@suse.de>
21589 PR tree-optimization/39746
21590 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21591 special-casing for builtins and static variable use/def.
21592 (call_may_clobber_ref_p_1): Likewise.
21594 2009-04-16 Ian Lance Taylor <iant@google.com>
21596 * df.h: Include "timevar.h".
21597 (struct df_problem): Change tv_id field to timevar_id_t.
21598 * tree-pass.h: Include "timevar.h".
21599 (struct opt_pass): Change tv_id field to timevar_id_t.
21600 * timevar.h (timevar_id_t): Define TV_NONE.
21601 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21602 TV_NONE rather than tv_id != 0.
21603 (execute_one_pass): Likewise.
21604 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21605 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21606 dependencies to $(TREE_PASS_H).
21607 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21609 (pass_branch_target_load_optimize2): Likewise.
21610 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21611 (pass_outof_cfg_layout_mode): Likewise.
21612 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21613 (pass_rebuild_cgraph_edges): Likewise.
21614 (pass_remove_cgraph_callee_edges): Likewise.
21615 * df-core.c (pass_df_initialize_opt): Likewise.
21616 (pass_df_initialize_no_opt): Likewise.
21617 (pass_df_finish): Likewise.
21618 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21619 * except.c (pass_set_nothrow_function_flags): Likewise.
21620 (pass_convert_to_eh_region_ranges): Likewise.
21621 * final.c (pass_compute_alignments): Likewise.
21622 * function.c (pass_instantiate_virtual_regs): Likewise.
21623 (pass_init_function): Likewise.
21624 (pass_leaf_regs): Likewise.
21625 (pass_match_asm_constraints): Likewise.
21626 * gimple-low.c (pass_lower_cf): Likewise.
21627 (pass_mark_used_blocks): Likewise.
21628 * init-regs.c (pass_initialize_regs): Likewise.
21629 * integrate.c (pass_initial_value_sets): Likewise.
21630 * ira.c (pass_ira): Likewise.
21631 * jump.c (pass_cleanup_barriers): Likewise.
21632 * omp-low.c (pass_expand_omp): Likewise.
21633 (pass_lower_omp): Likewise.
21634 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21635 * recog.c (pass_split_all_insns): Likewise.
21636 (pass_split_after_reload): Likewise.
21637 (pass_split_before_regstack): Likewise.
21638 (pass_split_before_sched2): Likewise.
21639 (pass_split_for_shorten_branches): Likewise.
21640 * reginfo.c (pass_reginfo_init): Likewise.
21641 (pass_subregs_of_mode_init): Likewise.
21642 (pass_subregs_of_mode_finish): Likewise.
21643 * passes.c (pass_postreload): Likewise.
21644 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21645 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21646 (pass_warn_function_return): Likewise.
21647 (pass_warn_function_noreturn): Likewise.
21648 * tree-complex.c (pass_lower_complex): Likewise.
21649 (pass_lower_complex_O0): Likewise.
21650 * tree-if-conv.c (pass_if_conversion): Likewise.
21651 * tree-into-ssa.c (pass_build_ssa): Likewise.
21652 * tree-mudflap.c (pass_mudflap_1): Likewise.
21653 (pass_mudflap_2): Likewise.
21654 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21655 (pass_mudflap_2): Likewise.
21656 * tree-nrv.c (pass_return_slot): Likewise.
21657 * tree-object-size.c (pass_object_sizes): Likewise.
21658 * tree-optimize.c (pass_all_optimizations): Likewise.
21659 (pass_early_local_passes): Likewise.
21660 (pass_all_early_optimizations): Likewise.
21661 (pass_cleanup_cfg): Likewise.
21662 (pass_cleanup_cfg_post_optimizing): Likewise.
21663 (pass_free_datastructures): Likewise.
21664 (pass_free_cfg_annotations): Likewise.
21665 (pass_fixup_cfg): Likewise.
21666 (pass_init_datastructures): Likewise.
21667 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21668 (pass_late_warn_uninitialized): Likewise.
21669 (pass_update_address_taken): Likewise.
21670 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21671 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21672 (pass_cse_sincos): Likewise.
21673 (pass_convert_to_rsqrt): Likewise.
21674 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21675 * tree-stdarg.c (pass_stdarg): Likewise.
21676 * tree-tailcall.c (pass_tail_recursion): Likewise.
21677 (pass_tail_calls): Likewise.
21678 * tree-vect-generic.c (pass_lower_vector): Likewise.
21679 (pass_lower_vector_ssa): Likewise.
21680 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21682 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21684 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21686 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21688 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21689 logical and signext.
21691 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21694 * config/sh/predicates.md (arith_operand): Check if the operand
21695 of TRUNCATE is a REG.
21697 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21699 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21700 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21702 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21704 * tree-iterator.c (tsi_split_statement_list_after,
21705 tsi_split_statement_list_before): Remove.
21706 * tree-iterator.h: Remove the prototypes for
21707 tsi_split_statement_list_after and tsi_split_statement_list_before.
21709 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21711 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21712 * tree-ssa-propagate.h: Remove the prototype for
21713 stmt_makes_single_load.
21715 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21717 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21718 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21720 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21722 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21724 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21726 * except.c (eh_region_outer_p): Remove.
21727 * except.h: Remove the prototype for eh_region_outer_p.
21729 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21731 * function.c (current_function_assembler_name): Remove.
21732 * function.h: Remove the prototype for
21733 current_function_assembler_name.
21735 2009-04-16 Ian Lance Taylor <iant@google.com>
21737 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21738 (add_reg_note): Call alloc_reg_note.
21739 * rtl.h (alloc_reg_note): Declare.
21740 * combine.c (try_combine): Use alloc_reg_note.
21741 (recog_for_combine, move_deaths): Likewise.
21742 (distribute_notes): Use alloc_reg_note and add_reg_note.
21743 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21744 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21745 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21747 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21749 PR rtl-optimization/39762
21750 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21751 ira_may_move_out_cost): Add comments about way of their usage.
21752 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21754 * ira-conflicts.c (process_regs_for_copy): Use function
21755 ira_get_register_move_cost instead of global
21756 ira_register_move_cost.
21758 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21759 color_pass, move_spill_restore, update_curr_costs): Ditto.
21761 * ira-lives.c (process_single_reg_class_operands): Ditto.
21763 * ira-emit.c (emit_move_list): Ditto.
21765 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21766 (record_reg_classes): Ditto. Use functions
21767 ira_get_register_move_cost and ira_get_may_move_cost instead of
21768 global vars ira_register_move_cost, ira_may_move_out_cost and
21769 ira_may_move_in_cost.
21770 (record_address_regs): Don't call ira_init_register_move_cost.
21771 Use function ira_get_may_move_cost instead of global
21772 ira_may_move_in_cost.
21773 (process_bb_node_for_hard_reg_moves): Use function
21774 ira_get_register_move_cost instead of global ira_register_move_cost.
21775 (ira_costs): Don't call ira_init_register_move_cost.
21777 2009-04-16 Richard Guenther <rguenther@suse.de>
21779 * tree-cfg.c (verify_gimple_assign_binary):
21780 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21781 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21782 (create_general_new_stmt): Note that this function is broken.
21784 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21786 * common.opt (fhelp): Add Var(help_flag).
21787 * gcc-plugin.h (plugin_info): Add help.
21788 * plugin.c (plugin_name_args): Add help.
21789 (register_plugin_info): Set plugin->help.
21790 (print_help_one_plugin): New.
21791 (print_plugins_help): New.
21792 * plugin.h (print_plugins_help): New.
21793 * toplev.c (toplev_main): Call print_plugins_help if needed.
21795 2009-04-16 Richard Guenther <rguenther@suse.de>
21797 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21798 (gimple_ior_addresses_taken_1): New function.
21799 (gimple_ior_addresses_taken): Likewise.
21800 * gimple.h (struct gimple_statement_with_ops_base): Remove
21801 addresses_taken member.
21802 (gimple_ior_addresses_taken): Declare.
21803 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21804 gimple_set_addresses_taken): Remove.
21805 * ipa-reference.c (mark_address): New function.
21806 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21807 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21808 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21809 (gimple_add_to_addresses_taken): Remove.
21810 (get_tmr_operands): Call mark_address_taken.
21811 (get_asm_expr_operands): Likewise.
21812 (get_expr_operands): Likewise.
21813 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21814 (free_stmt_operands): Do not free it.
21815 * tree-ssa.c (delete_tree_ssa): Likewise.
21816 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21818 2009-04-16 Richard Guenther <rguenther@suse.de>
21820 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21821 (walk_stmt_load_store_ops): Likewise.
21822 * gimple.c (get_base_loadstore): New function.
21823 (walk_stmt_load_store_addr_ops): Likewise.
21824 (walk_stmt_load_store_ops): Likewise.
21825 * ipa-pure-const.c (check_op): Simplify.
21826 (check_load, check_store): New functions.
21827 (check_stmt): Use walk_stmt_load_store_ops.
21828 * ipa-reference.c (mark_load): Adjust signature.
21829 (mark_store): Likewise.
21830 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21832 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21834 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21835 (plugin_info): New.
21836 * opts.c (common_handle_option): Don't call print_version.
21837 * plugin.c (plugin_name_args): Add version.
21838 (register_plugin_info): New.
21839 (register_callback): Handle PLUGIN_INFO.
21840 (try_init_one_plugin): New.
21841 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21843 (finalize_one_plugin): New.
21844 (finalize_plugins): New.
21845 (print_one_plugin): New.
21846 (print_plugins_versions): New.
21847 * plugin.h (print_plugins_versions): New.
21848 (finalize_plugins): New.
21849 * toplev.c (compile_file): Don't call initialize_plugins.
21850 (print_version): Call print_plugins_versions.
21851 (toplev_main): Call initialize_plugins. Print version if needed.
21852 Call finalize_plugins.
21854 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21856 * common.opt (fversion): New.
21857 * gcc.c (print_version): New.
21858 (process_command): Don't print the version. Just set print_version.
21859 (main): Print version. Call subprocesses if print_version and
21860 verbose_flag are set.
21861 * opts.c (common_handle_option): Handle OPT_fversion.
21863 2009-04-16 Richard Guenther <rguenther@suse.de>
21864 Ira Rosen <irar@il.ibm.com>
21866 PR tree-optimization/39698
21867 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21868 type of the reduction variable. Only generate the def if
21871 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21872 make sure to first convert to an integer of the same precision.
21873 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21874 the type of the evolution correctly in computing the new
21875 induction variable base.
21877 2009-04-16 Richard Guenther <rguenther@suse.de>
21879 PR middle-end/39625
21880 * tree-cfg.c (make_blocks): Split statements with to-be
21881 abnormal SSA names on the lhs.
21883 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21885 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21886 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21887 * c-typeck.c (really_start_incremental_init): Likewise.
21888 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21889 (TARGET_INITIALIZER): Remove it.
21890 * target.h (struct target): Remove vector_opaque_p.
21891 * tree.c (build_opaque_vector_type): New.
21892 * tree.h (TYPE_VECTOR_OPAQUE): New.
21893 (build_opaque_vector_type): Declare.
21894 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21895 * config/rs6000/rs6000.c (build_opaque_vector_type,
21896 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21897 (rs6000_init_builtins): Use build_opaque_vector_type for
21898 opaque_V4SI_type_node.
21900 2009-04-15 Catherine Moore <clm@codesourcery.com>
21902 * debug.h (set_name): Declare.
21903 * dwarf2out.c (dwarf2out_set_name): Declare.
21904 (dwarf2_debug_hooks): Add set_name.
21905 (find_AT_string): New.
21906 (add_AT_string): Call find_AT_string.
21907 (dwarf2out_set_name): New.
21908 * cp/decl.c (grokdeclarator): Call set_name.
21909 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21910 * debug.c (do_nothing_debug_hooks): Likewise.
21911 * dbxout.c (dbx_debug_hooks): Likewise.
21912 * sdbout.c (sdb_debug_hooks): Likewise.
21914 2009-04-15 Michael Eager <eager@eagercon.com>
21916 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21917 reg for single-precision FPU.
21918 * config/rs6000/rs6000.md (movsi_internal1): Only for
21919 !TARGET_SINGLE_FPU.
21920 (movsi_internal1_single): New. Add pattern to move SI values to/from
21921 single-precision FP regs.
21923 2009-04-15 Richard Guenther <rguenther@suse.de>
21925 * omp-low.c (lower_rec_input_clauses): Build correct address
21927 (expand_omp_for_generic): Fix multiplication type.
21928 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21929 (generate_memset_zero): Fix types.
21930 * tree-profile.c (prepare_instrumented_value): Correctly
21933 2009-04-15 Ian Lance Taylor <iant@google.com>
21935 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21936 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21937 for -Wall and for -Wc++-compat.
21938 (c_common_post_options): For C++, set warn_enum_compare if not
21940 * c-tree.h (struct c_expr): Add field original_type.
21941 (build_external_ref): Update declaration.
21942 * c-parser.c (c_parser_braced_init): Set original_type.
21943 (c_parser_initelt): Likewise.
21944 (c_parser_expr_no_commas): Likewise.
21945 (c_parser_conditional_expression): Likewise.
21946 (c_parser_cast_expression): Likewise.
21947 (c_parser_unary_expression): Likewise. Pull setting of
21948 original_code to top of function.
21949 (c_parser_sizeof_expression): Set original_type.
21950 (c_parser_alignof_expression): Likewise.
21951 (c_parser_postfix_expression): Likewise. Pull setting of
21952 original_code to top of function.
21953 (c_parser_postfix_expression_after_paren_type): Set original_type.
21954 (c_parser_postfix_expression_after_primary): Likewise.
21955 (c_parser_expression): Likewise.
21956 * c-typeck.c (build_external_ref): Add type parameter. Change all
21958 (c_expr_sizeof_expr): Set original_type field.
21959 (parser_build_unary_op): Likewise.
21960 (parser_build_binary_op): Likewise. Optionally warn about
21961 comparisons of enums of different types.
21962 (digest_init): Set original_type field.
21963 (really_start_incremental_init): Likewise.
21964 (push_init_level, pop_init_level): Likewise.
21965 * doc/invoke.texi (Warning Options): -Wenum-compare now
21968 2009-04-15 Richard Guenther <rguenther@suse.de>
21970 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21971 out a necessary conversion.
21972 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21973 names we didn't value number.
21974 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21976 2009-04-15 Richard Guenther <rguenther@suse.de>
21978 PR tree-optimization/39764
21979 * tree-ssa-ccp.c (get_value): Canonicalize value with
21980 canonicalize_float_value.
21982 2009-04-15 Jan Hubicka <jh@suse.cz>
21984 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21985 Wrong version of patch.
21987 2009-04-15 Jan Hubicka <jh@suse.cz>
21989 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21991 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21993 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21994 our distinct integral and vector types.
21996 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21998 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21999 * init.c (build_vtbl_address): Remove call to assemble_external.
22001 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22003 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22004 output for other floating point modes.
22006 2009-04-14 Diego Novillo <dnovillo@google.com>
22008 * diagnostic.c (diagnostic_report_diagnostic): Do not
22009 warn about loaded plugins for DK_ERROR and DK_WARNING.
22010 * c-decl.c (declspecs_add_type): Move call to
22011 invoke_plugin_callbacks ...
22012 * c-parser.c (c_parser_declspecs): ... here.
22013 * plugin.c (dump_active_plugins): Tidy output.
22015 2009-04-14 Diego Novillo <dnovillo@google.com>
22016 Le-Chun Wu <lcwu@google.com>
22018 * configure.ac: Add --enable-plugin support.
22019 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22020 * Makefile.in (PLUGIN_H): Define.
22021 Export ENABLE_PLUGIN and GMPINC to site.exp.
22022 Add PLUGINLIBS to link command.
22023 Add/modify dependencies for plugin.o and files including plugin.h.
22025 * config.in: Regenerate.
22027 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22030 2009-04-14 Le-Chun Wu <lcwu@google.com>
22032 * tree-pass.h (register_one_dump_file): Add a prototype for
22033 register_one_dump_file.
22034 * toplev.c (compile_file): Call initialize_plugins.
22035 (do_compile): Call invoke_plugin_callbacks.
22036 (toplev_main): Call invoke_plugin_callbacks.
22037 * common.opt: Add -fplugin= and -fplugin-arg-.
22038 * gcc-plugin.h: New public header file for plugins to include.
22039 * plugin.c: New source file.
22040 * plugin.h: New internal header file.
22041 * passes.c (register_one_dump_file): Make it external.
22043 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22045 2009-04-14 Diego Novillo <dnovillo@google.com>
22047 * doc/plugins.texi: New.
22048 * doc/gccint.texi: Add reference to Plugins chapter.
22049 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22050 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22051 loaded plugins, if any.
22052 * timevar.def (TV_PLUGIN_INIT): Define.
22053 (TV_PLUGIN_RUN): Define.
22054 * plugin.c: Include timevar.h
22055 (plugins_active_p): New.
22056 (dump_active_plugins): New.
22057 (debug_active_plugins): New.
22059 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22061 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22063 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22065 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22067 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22068 the same as a minus without a shift.
22070 2009-04-14 Nick Clifton <nickc@redhat.com>
22072 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22073 comparisons with small integers will always produce a short
22076 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22079 2008-12-19 Diego Novillo <dnovillo@google.com>
22081 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22083 2009-04-14 Richard Guenther <rguenther@suse.de>
22085 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22087 (verify_gimple_assign_binary): Likewise. Handle shifts and
22089 (verify_gimple_phi): Print the mismatched argument position.
22090 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22092 (vect_update_init_of_dr): Likewise.
22093 * matrix-reorg.c (transform_access_sites): Do what the
22095 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22097 2009-04-13 Michael Eager <eager@eagercon.com>
22099 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22100 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22101 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22102 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22103 remove duplicate config
22105 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22107 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22108 file_name:line_number type locator of the call site.
22110 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22112 * genautomata.c: Put blank after comma.
22113 (automaton_decls): New.
22114 (struct unit_usage): Add comments to member next.
22115 (store_alt_unit_usage): Keep the list ordered.
22116 (unit_present_on_list_p, equal_alternatives_p): New.
22117 (check_regexp_units_distribution): Check units distribution
22118 correctness correctly.
22119 (main): Don't write automata if error is found. Return correct
22122 * config/m68k/cf.md (cfv4_ds): Remove.
22123 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22124 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22126 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22127 power4-load-ext, power4-store, power4-store-update,
22128 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22129 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22130 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22131 power4-sqrt, power4-isync): Modify reservation to make correct
22132 unit distribution to automata.
22134 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22135 power5-store-update, power5-two, power5-three, power5-lmul,
22136 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22138 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22140 * except.c (pass_set_nothrow_function_flags): Set name and add
22142 (set_nothrow_function_flags): Mention in the dump file when
22143 changing a function to nothrow.
22145 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22148 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22149 instead of unsigned long.
22151 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22153 * config/arm/arm.c (return_used_this_function): Remove.
22154 (arm_output_function_prologue): Remove use of
22155 return_used_this_function.
22156 (output_return_instruction): Replace use of
22157 return_used_this_function
22158 by cfun->machine->return_used_this_function.
22159 (arm_output_epilogue): Likewise.
22160 (arm_output_function_epilogue): Likewise.
22161 (thumb_unexpanded_epilogue): Likewise.
22162 * config/arm/arm.h (struct machine_function):
22163 New member return_used_this_function.
22165 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22167 * doc/install.texi: Correct description of default directory for
22168 --with-gxx-include-dir.
22170 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22172 * fold-const.c (build_range_check): Properly deal with enumeral and
22173 boolean base types.
22175 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22177 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22178 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22179 * params.h (MAX_GCSE_PASSES): Remove.
22180 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22181 in sequence. Remove ability to run multiple passes.
22182 (bypass_jumps): Report run as third CPROP pass.
22184 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22186 PR middle-end/39651
22187 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22188 when deciding whether the whole SEQUENCE can throw.
22190 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22193 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22194 offseted label references.
22196 2009-04-11 Jan Hubicka <jh@suse.cz>
22198 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22200 2009-04-11 Richard Guenther <rguenther@suse.de>
22202 PR middle-end/39732
22203 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22204 return variables as TREE_ADDRESSABLE.
22206 2009-04-11 Richard Guenther <rguenther@suse.de>
22208 PR tree-optimization/39713
22209 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22210 reference trees have SSA_NAME operands.
22212 2009-04-11 Richard Guenther <rguenther@suse.de>
22215 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22216 address expressions.
22218 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22220 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22221 match changes in Cygwin 1.7
22222 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22223 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22225 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22227 PR tree-optimization/39701
22228 * doc/invoke.texi (Optimization Options): Document change in
22229 meaning and initialization of -fdelete-null-pointer-checks.
22231 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22233 PR middle-end/39701
22234 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22236 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22239 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22241 2009-04-10 Chao-ying Fu <fu@mips.com>
22243 * doc/tm.texi (Instruction Output): Document
22244 TARGET_ASM_FINAL_POSTSCAN_INSN.
22245 * target.h (final_postscan_insn): New field in asm_out.
22246 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22247 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22248 * final.c (final_scan_insn): Call
22249 targetm.asm_out.final_postscan_insn after outputting
22250 an asm macro and a normal instruction.
22252 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22253 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22254 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22255 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22256 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22258 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22260 PR middle-end/39701
22261 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22262 variables as non-NULL even with -fdelete-null-pointer-checks.
22264 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22266 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22268 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22271 * config/i386/i386.c (classify_argument): Handle SCmode with
22272 (bit_offset % 64) != 0.
22274 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22276 * doc/invoke.texi (Optimize Options): Add cross-reference to
22277 -Q --help=optimizers examples.
22279 2009-04-10 Ben Elliston <bje@au.ibm.com>
22282 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22283 regalign for the reg == fpr and TDmode case.
22285 2009-04-09 David Ayers <ayers@fsfe.org>
22288 * objc/objc-act.c (warn_with_method): Remove helper function.
22289 (check_duplicates): Call warning and inform directly.
22290 (really_start_method): Likewise.
22292 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22294 * expmed.c (expand_divmod): Always use a comparison for a division
22295 by a large unsigned integer.
22297 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22298 for things others than variables or functions as nonzero.
22300 2009-04-09 Nick Clifton <nickc@redhat.com>
22302 * unwind-compat.c: Change copyright header to refer to version
22303 3 of the GNU General Public License with version 3.1 of the
22304 GCC Runtime Library Exception and to point readers at the
22305 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22306 * config/alpha/crtfastmath.c: Likewise.
22307 * config/alpha/linux-unwind.h: Likewise.
22308 * config/alpha/qrnnd.asm: Likewise.
22309 * config/alpha/vms-crt0-64.c: Likewise.
22310 * config/alpha/vms-crt0.c: Likewise.
22311 * config/alpha/vms-dwarf2.asm: Likewise.
22312 * config/alpha/vms-dwarf2eh.asm: Likewise.
22313 * config/alpha/vms-psxcrt0-64.c: Likewise.
22314 * config/alpha/vms-psxcrt0.c: Likewise.
22315 * config/alpha/vms_tramp.asm: Likewise.
22316 * config/arc/initfini.c: Likewise.
22317 * config/arc/lib1funcs.asm: Likewise.
22318 * config/arm/bpabi-v6m.S: Likewise.
22319 * config/arm/bpabi.S: Likewise.
22320 * config/arm/bpabi.c: Likewise.
22321 * config/arm/crti.asm: Likewise.
22322 * config/arm/crtn.asm: Likewise.
22323 * config/arm/ieee754-df.S: Likewise.
22324 * config/arm/ieee754-sf.S: Likewise.
22325 * config/arm/lib1funcs.asm: Likewise.
22326 * config/arm/libunwind.S: Likewise.
22327 * config/arm/linux-atomic.c: Likewise.
22328 * config/arm/mmintrin.h: Likewise.
22329 * config/arm/pr-support.c: Likewise.
22330 * config/arm/unaligned-funcs.c: Likewise.
22331 * config/arm/unwind-arm.c: Likewise.
22332 * config/arm/unwind-arm.h: Likewise.
22333 * config/avr/libgcc.S: Likewise.
22334 * config/bfin/crti.s: Likewise.
22335 * config/bfin/crtlibid.s: Likewise.
22336 * config/bfin/crtn.s: Likewise.
22337 * config/bfin/lib1funcs.asm: Likewise.
22338 * config/bfin/linux-unwind.h: Likewise.
22339 * config/cris/arit.c: Likewise.
22340 * config/cris/cris_abi_symbol.c: Likewise.
22341 * config/darwin-64.c: Likewise.
22342 * config/darwin-crt2.c: Likewise.
22343 * config/darwin-crt3.c: Likewise.
22344 * config/darwin.h: Likewise.
22345 * config/dbxelf.h: Likewise.
22346 * config/dfp-bit.c: Likewise.
22347 * config/dfp-bit.h: Likewise.
22348 * config/elfos.h: Likewise.
22349 * config/fixed-bit.c: Likewise.
22350 * config/fixed-bit.h: Likewise.
22351 * config/fp-bit.c: Likewise.
22352 * config/fp-bit.h: Likewise.
22353 * config/fr30/crti.asm: Likewise.
22354 * config/fr30/crtn.asm: Likewise.
22355 * config/fr30/lib1funcs.asm: Likewise.
22356 * config/freebsd-spec.h: Likewise.
22357 * config/frv/cmovd.c: Likewise.
22358 * config/frv/cmovh.c: Likewise.
22359 * config/frv/cmovw.c: Likewise.
22360 * config/frv/frvbegin.c: Likewise.
22361 * config/frv/frvend.c: Likewise.
22362 * config/frv/lib1funcs.asm: Likewise.
22363 * config/glibc-stdint.h: Likewise.
22364 * config/h8300/clzhi2.c: Likewise.
22365 * config/h8300/crti.asm: Likewise.
22366 * config/h8300/crtn.asm: Likewise.
22367 * config/h8300/ctzhi2.c: Likewise.
22368 * config/h8300/fixunssfsi.c: Likewise.
22369 * config/h8300/lib1funcs.asm: Likewise.
22370 * config/h8300/parityhi2.c: Likewise.
22371 * config/h8300/popcounthi2.c: Likewise.
22372 * config/i386/ammintrin.h: Likewise.
22373 * config/i386/att.h: Likewise.
22374 * config/i386/avxintrin.h: Likewise.
22375 * config/i386/biarch64.h: Likewise.
22376 * config/i386/bmmintrin.h: Likewise.
22377 * config/i386/cpuid.h: Likewise.
22378 * config/i386/cross-stdarg.h: Likewise.
22379 * config/i386/crtfastmath.c: Likewise.
22380 * config/i386/crtprec.c: Likewise.
22381 * config/i386/cygming-crtbegin.c: Likewise.
22382 * config/i386/cygming-crtend.c: Likewise.
22383 * config/i386/cygwin.asm: Likewise.
22384 * config/i386/emmintrin.h: Likewise.
22385 * config/i386/gmm_malloc.h: Likewise.
22386 * config/i386/gthr-win32.c: Likewise.
22387 * config/i386/i386.h: Likewise.
22388 * config/i386/immintrin.h: Likewise.
22389 * config/i386/linux-unwind.h: Likewise.
22390 * config/i386/linux64.h: Likewise.
22391 * config/i386/mm3dnow.h: Likewise.
22392 * config/i386/mmintrin-common.h: Likewise.
22393 * config/i386/mmintrin.h: Likewise.
22394 * config/i386/nmmintrin.h: Likewise.
22395 * config/i386/pmm_malloc.h: Likewise.
22396 * config/i386/pmmintrin.h: Likewise.
22397 * config/i386/smmintrin.h: Likewise.
22398 * config/i386/sol2-c1.asm: Likewise.
22399 * config/i386/sol2-ci.asm: Likewise.
22400 * config/i386/sol2-cn.asm: Likewise.
22401 * config/i386/sol2-gc1.asm: Likewise.
22402 * config/i386/tmmintrin.h: Likewise.
22403 * config/i386/unix.h: Likewise.
22404 * config/i386/w32-unwind.h: Likewise.
22405 * config/i386/wmmintrin.h: Likewise.
22406 * config/i386/x86-64.h: Likewise.
22407 * config/i386/x86intrin.h: Likewise.
22408 * config/i386/xmmintrin.h: Likewise.
22409 * config/ia64/crtbegin.asm: Likewise.
22410 * config/ia64/crtend.asm: Likewise.
22411 * config/ia64/crtfastmath.c: Likewise.
22412 * config/ia64/crti.asm: Likewise.
22413 * config/ia64/crtn.asm: Likewise.
22414 * config/ia64/fde-glibc.c: Likewise.
22415 * config/ia64/lib1funcs.asm: Likewise.
22416 * config/ia64/linux-unwind.h: Likewise.
22417 * config/ia64/quadlib.c: Likewise.
22418 * config/ia64/unwind-ia64.c: Likewise.
22419 * config/linux.h: Likewise.
22420 * config/m32c/m32c-lib1.S: Likewise.
22421 * config/m32c/m32c-lib2-trapv.c: Likewise.
22422 * config/m32c/m32c-lib2.c: Likewise.
22423 * config/m32r/initfini.c: Likewise.
22424 * config/m68hc11/larith.asm: Likewise.
22425 * config/m68hc11/m68hc11-crt0.S: Likewise.
22426 * config/m68k/cf.md: Likewise.
22427 * config/m68k/crti.s: Likewise.
22428 * config/m68k/crtn.s: Likewise.
22429 * config/m68k/lb1sf68.asm: Likewise.
22430 * config/m68k/linux-unwind.h: Likewise.
22431 * config/mcore/crti.asm: Likewise.
22432 * config/mcore/crtn.asm: Likewise.
22433 * config/mcore/lib1.asm: Likewise.
22434 * config/mips/linux-unwind.h: Likewise.
22435 * config/mips/loongson.h: Likewise.
22436 * config/mips/mips16.S: Likewise.
22437 * config/mmix/crti.asm: Likewise.
22438 * config/mmix/crtn.asm: Likewise.
22439 * config/pa/fptr.c: Likewise.
22440 * config/pa/hpux-unwind.h: Likewise.
22441 * config/pa/lib2funcs.asm: Likewise.
22442 * config/pa/linux-atomic.c: Likewise.
22443 * config/pa/linux-unwind.h: Likewise.
22444 * config/pa/milli64.S: Likewise.
22445 * config/pa/quadlib.c: Likewise.
22446 * config/pa/stublib.c: Likewise.
22447 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22448 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22449 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22450 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22451 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22452 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22453 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22454 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22455 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22456 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22457 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22458 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22459 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22460 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22461 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22462 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22463 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22464 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22465 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22466 * config/rs6000/750cl.h: Likewise.
22467 * config/rs6000/altivec.h: Likewise.
22468 * config/rs6000/biarch64.h: Likewise.
22469 * config/rs6000/crtresfpr.asm: Likewise.
22470 * config/rs6000/crtresgpr.asm: Likewise.
22471 * config/rs6000/crtresxfpr.asm: Likewise.
22472 * config/rs6000/crtresxgpr.asm: Likewise.
22473 * config/rs6000/crtsavfpr.asm: Likewise.
22474 * config/rs6000/crtsavgpr.asm: Likewise.
22475 * config/rs6000/darwin-asm.h: Likewise.
22476 * config/rs6000/darwin-fallback.c: Likewise.
22477 * config/rs6000/darwin-fpsave.asm: Likewise.
22478 * config/rs6000/darwin-ldouble.c: Likewise.
22479 * config/rs6000/darwin-tramp.asm: Likewise.
22480 * config/rs6000/darwin-unwind.h: Likewise.
22481 * config/rs6000/darwin-vecsave.asm: Likewise.
22482 * config/rs6000/darwin-world.asm: Likewise.
22483 * config/rs6000/e500crtres32gpr.asm: Likewise.
22484 * config/rs6000/e500crtres64gpr.asm: Likewise.
22485 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22486 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22487 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22488 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22489 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22490 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22491 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22492 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22493 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22494 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22495 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22496 * config/rs6000/eabi-ci.asm: Likewise.
22497 * config/rs6000/eabi-cn.asm: Likewise.
22498 * config/rs6000/eabi.asm: Likewise.
22499 * config/rs6000/linux-unwind.h: Likewise.
22500 * config/rs6000/linux64.h: Likewise.
22501 * config/rs6000/paired.h: Likewise.
22502 * config/rs6000/paired.md: Likewise.
22503 * config/rs6000/ppc64-fp.c: Likewise.
22504 * config/rs6000/ppu_intrinsics.h: Likewise.
22505 * config/rs6000/rs6000.h: Likewise.
22506 * config/rs6000/si2vmx.h: Likewise.
22507 * config/rs6000/sol-ci.asm: Likewise.
22508 * config/rs6000/sol-cn.asm: Likewise.
22509 * config/rs6000/spe.h: Likewise.
22510 * config/rs6000/spu2vmx.h: Likewise.
22511 * config/rs6000/sysv4.h: Likewise.
22512 * config/rs6000/tramp.asm: Likewise.
22513 * config/rs6000/vec_types.h: Likewise.
22514 * config/s390/linux-unwind.h: Likewise.
22515 * config/s390/tpf-unwind.h: Likewise.
22516 * config/score/crti.asm: Likewise.
22517 * config/score/crtn.asm: Likewise.
22518 * config/sh/crt1.asm: Likewise.
22519 * config/sh/crti.asm: Likewise.
22520 * config/sh/crtn.asm: Likewise.
22521 * config/sh/divtab-sh4-300.c: Likewise.
22522 * config/sh/divtab-sh4.c: Likewise.
22523 * config/sh/divtab.c: Likewise.
22524 * config/sh/lib1funcs-4-300.asm: Likewise.
22525 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22526 * config/sh/lib1funcs.asm: Likewise.
22527 * config/sh/lib1funcs.h: Likewise.
22528 * config/sh/linux-atomic.asm: Likewise.
22529 * config/sh/linux-unwind.h: Likewise.
22530 * config/sh/shmedia.h: Likewise.
22531 * config/sh/sshmedia.h: Likewise.
22532 * config/sh/ushmedia.h: Likewise.
22533 * config/sparc/crtfastmath.c: Likewise.
22534 * config/sparc/linux-unwind.h: Likewise.
22535 * config/sparc/sol2-c1.asm: Likewise.
22536 * config/sparc/sol2-ci.asm: Likewise.
22537 * config/sparc/sol2-cn.asm: Likewise.
22538 * config/spu/divmodti4.c: Likewise.
22539 * config/spu/divv2df3.c: Likewise.
22540 * config/spu/float_disf.c: Likewise.
22541 * config/spu/float_unsdidf.c: Likewise.
22542 * config/spu/float_unsdisf.c: Likewise.
22543 * config/spu/float_unssidf.c: Likewise.
22544 * config/spu/mfc_multi_tag_release.c: Likewise.
22545 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22546 * config/spu/mfc_tag_release.c: Likewise.
22547 * config/spu/mfc_tag_reserve.c: Likewise.
22548 * config/spu/mfc_tag_table.c: Likewise.
22549 * config/spu/multi3.c: Likewise.
22550 * config/spu/spu_internals.h: Likewise.
22551 * config/spu/spu_intrinsics.h: Likewise.
22552 * config/spu/spu_mfcio.h: Likewise.
22553 * config/spu/vec_types.h: Likewise.
22554 * config/spu/vmx2spu.h: Likewise.
22555 * config/stormy16/stormy16-lib2.c: Likewise.
22556 * config/svr4.h: Likewise.
22557 * config/sync.c: Likewise.
22558 * config/v850/lib1funcs.asm: Likewise.
22559 * config/vxlib-tls.c: Likewise.
22560 * config/vxlib.c: Likewise.
22561 * config/vxworks-dummy.h: Likewise.
22562 * config/xtensa/crti.asm: Likewise.
22563 * config/xtensa/crtn.asm: Likewise.
22564 * config/xtensa/ieee754-df.S: Likewise.
22565 * config/xtensa/ieee754-sf.S: Likewise.
22566 * config/xtensa/lib1funcs.asm: Likewise.
22567 * config/xtensa/lib2funcs.S: Likewise.
22568 * config/xtensa/linux-unwind.h: Likewise.
22569 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22570 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22571 * coretypes.h: Likewise.
22572 * crtstuff.c: Likewise.
22573 * defaults.h: Likewise.
22574 * dwarf2.h: Likewise.
22575 * emutls.c: Likewise.
22576 * gbl-ctors.h: Likewise.
22577 * gcov-io.h: Likewise.
22578 * ginclude/float.h: Likewise.
22579 * ginclude/iso646.h: Likewise.
22580 * ginclude/stdarg.h: Likewise.
22581 * ginclude/stdbool.h: Likewise.
22582 * ginclude/stddef.h: Likewise.
22583 * ginclude/stdfix.h: Likewise.
22584 * ginclude/stdint-gcc.h: Likewise.
22585 * ginclude/tgmath.h: Likewise.
22586 * gthr-aix.h: Likewise.
22587 * gthr-dce.h: Likewise.
22588 * gthr-gnat.c: Likewise.
22589 * gthr-gnat.h: Likewise.
22590 * gthr-lynx.h: Likewise.
22591 * gthr-mipssde.h: Likewise.
22592 * gthr-nks.h: Likewise.
22593 * gthr-posix.c: Likewise.
22594 * gthr-posix.h: Likewise.
22595 * gthr-posix95.h: Likewise.
22596 * gthr-rtems.h: Likewise.
22597 * gthr-single.h: Likewise.
22598 * gthr-solaris.h: Likewise.
22599 * gthr-tpf.h: Likewise.
22600 * gthr-vxworks.h: Likewise.
22601 * gthr-win32.h: Likewise.
22602 * gthr.h: Likewise.
22603 * libgcc2.c: Likewise.
22604 * libgcc2.h: Likewise.
22605 * libgcov.c: Likewise.
22606 * tsystem.h: Likewise.
22607 * typeclass.h: Likewise.
22608 * unwind-c.c: Likewise.
22609 * unwind-compat.h: Likewise.
22610 * unwind-dw2-fde-compat.c: Likewise.
22611 * unwind-dw2-fde-darwin.c: Likewise.
22612 * unwind-dw2-fde-glibc.c: Likewise.
22613 * unwind-dw2-fde.c: Likewise.
22614 * unwind-dw2-fde.h: Likewise.
22615 * unwind-dw2.c: Likewise.
22616 * unwind-dw2.h: Likewise.
22617 * unwind-generic.h: Likewise.
22618 * unwind-pe.h: Likewise.
22619 * unwind-sjlj.c: Likewise.
22620 * unwind.inc: Likewise.
22621 * config/arm/neon-gen.ml: Change generated copyright header to
22622 refer to version 3 of the GNU General Public License with
22623 version 3.1 of the GCC Runtime Library Exception and to point
22624 readers at the COPYING3 and COPYING3.RUNTIME files and the
22625 FSF's license web page.
22626 * config/arm/arm_neon.h: Regenerate.
22628 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22630 * config/cris/cris.md: Change copyright header to refer to version
22631 3 of the GNU General Public License.
22632 * doc/install.texi2html: Change copyright header to refer to version
22633 3 of the GNU General Public License and to point readers at the
22634 COPYING3 file and the FSF's license web page.
22635 * config/vax/linux.h: Likewise.
22637 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22639 * config/i386/i386.md (cmpcc): New.
22640 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22641 (sync_compare_and_swap_cc*): Delete.
22643 * config/s390/s390.c (s390_compare_emitted): Remove.
22644 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22645 s390_compare_emitted used to be handled. Assert that modes match.
22646 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22647 refer to sync_compare_and_swap_ccsi.
22648 * config/s390/s390.h (s390_compare_emitted): Remove.
22649 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22650 instead of s390_compare_emitted.
22651 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22652 instead of s390_compare_emitted.
22653 * config/s390/s390.md (cmpcc): New.
22654 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22655 CC_REGNUM, do not pretend it's set.
22656 (sync_compare_and_swap_cc*): Delete.
22657 * config/s390/predicates.md (cc_reg_operand): New.
22659 * expr.c (sync_compare_and_swap_cc): Delete.
22660 * optabs.h (sync_compare_and_swap_cc): Delete.
22661 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22662 is being used with can_compare_p.
22663 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22664 (find_cc_set): New.
22665 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22666 look for a MODE_CC set instead. Use emit_store_flag.
22667 (expand_compare_and_swap_loop): Likewise, with some additional
22668 complication to avoid a force_reg when useless. Use
22669 emit_cmp_and_jump_insns.
22670 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22671 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22672 sync_compare_and_swap documentation.
22674 2009-04-09 Jan Hubicka <jh@suse.cz>
22676 * except.c (find_prev_try): Break out from ....
22677 (duplicate_eh_regions): ... here; properly update prev_try pointers
22678 when duplication part of tree.
22679 (dump_eh_tree): Improve dumping.
22680 (verify_eh_region): New.
22681 (verify_eh_tree): Use it.
22683 2009-04-06 Richard Guenther <rguenther@suse.de>
22685 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22686 &ARRAY addresses by adjusting their types and prepending
22688 * tree-cfg.c (verify_gimple_assign_single): Verify that
22689 addresses are correct.
22691 2009-04-09 Richard Guenther <rguenther@suse.de>
22693 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22694 indices into an array reference if possible.
22695 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22696 Fold POINTER_PLUS_EXPR statements with invariant address.
22698 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22701 * config.gcc (powerpc64-*-linux*): Always build biarch.
22703 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22706 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22707 it and pedwarn if this results in an INTEGER_CST.
22709 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22711 * doc/install.texi: Update minimum GMP version. Remove obsolete
22712 text in MPFR section.
22714 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22716 * dwarf2out.c (class_scope_p): New static inline.
22717 (class_or_namespace_scope_p): Use it.
22718 (gen_variable_die): Use DW_TAG_member tag for static data member
22719 declarations instead of DW_TAG_variable.
22721 PR middle-end/39573
22722 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22725 2009-04-08 Richard Guenther <rguenther@suse.de>
22727 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22728 valueize random data.
22730 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22732 * config.gcc (aix tm_file): Add aix-stdint.h.
22733 (aix tm clause use_gcc_stdint): Set to wrap.
22734 * config/rs6000/aix-stdint.h: New file.
22736 2009-04-08 Richard Guenther <rguenther@suse.de>
22738 PR middle-end/36291
22739 * tree-dfa.c (add_referenced_var): Do not recurse into
22740 global initializers.
22741 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22743 (fold_const_aggregate_ref): Likewise.
22745 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22747 * recog.c (ordered_comparison_operator): New.
22748 * gensupport.c (std_preds): Add it.
22749 * doc/md.texi (Machine-Independent Predicates): Document it.
22751 2009-04-08 Jan Hubicka <jh@suse.cz>
22753 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22754 * function.h (rtl_eh): Remove exception_handler_label_map.
22755 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22756 remove_exception_handler_label, for_each_eh_label_1): Remove.
22757 (rtl_remove_unreachable_regions): Remove.
22758 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22759 (find_exception_handler_labels): Don't build the hashtable.
22760 (maybe_remove_eh_handler): Remove.
22761 (for_each_eh_label): Rewrite to walk the tree.
22762 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22763 * except.h (maybe_remove_eh_handler): Remove.
22764 * passes.c (init_optimization_passes): Schedule second EH cleanup
22766 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22767 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22769 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22771 * genoutput.c (validate_optab_operands): New.
22772 (gen_insn, gen_expand): Call it.
22774 * genflags.c (gen_insn): Detect misused iterators.
22775 (main): Pass line_no to gen_insn, exit with status 1 on error.
22777 * genextract.c (line_no): Make global.
22778 (VEC_safe_set_locstr): Change assertion to error message.
22779 (main): Exit with status 1 on error.
22781 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22785 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22786 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22787 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22788 * c-convert.c (convert): Do not call fold on results of conversion
22789 functions when the result is a C_MAYBE_CONST_EXPR.
22790 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22791 of __builtin_choose_expr.
22792 * c-typeck.c (remove_c_maybe_const_expr): New.
22793 (build_unary_op, build_conditional_expr, build_compound_expr,
22794 build_binary_op, c_objc_common_truthvalue_conversion): Call
22795 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22798 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22800 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22801 CODE to produce a new one. Add a prototype to use fold_convert_const
22803 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22806 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22807 mix declarations and code.
22809 2009-04-08 Ben Elliston <bje@au.ibm.com>
22811 * gcc.c: Replace `CC' with `GCC' throughout.
22813 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22815 * doc/invoke.texi: Document Atom support.
22817 2009-04-07 Jason Merrill <jason@redhat.com>
22820 * c-common.h, c-common.c: Add flag_pretty_templates.
22821 * c-opts.c (c_common_handle_option): Set it.
22822 * c.opt: Add -fno-pretty-templates.
22823 * doc/invoke.texi (C++ Dialect Options): Likewise.
22825 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22827 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22828 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22829 (ia64_expand_builtin): Likewise.
22831 2009-04-07 Martin Jambor <mjambor@suse.cz>
22833 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22834 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22835 ADDR_EXPRS are include too.
22837 2009-04-07 Richard Guenther <rguenther@suse.de>
22839 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22840 decls are only used if passes as parameters or if they are
22841 local statics and the call is not to a builtin.
22842 (call_may_clobber_ref_p_1): Likewise.
22844 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22846 * expr.c (do_store_flag): Remove last argument. Simplify code
22847 to avoid duplication of tests already done by can_compare_p.
22848 (expand_expr_real_1): Adjust caller.
22850 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22852 * optabs.c (can_compare_p): Test the predicate of a
22853 cbranch and cstore pattern.
22855 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22857 * expr.c (convert_move): Use emit_store_flag instead of
22860 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22862 * config/i386/i386.c (ix86_compare_emitted): Remove.
22863 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22864 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22865 * config/i386/i386.h (ix86_compare_emitted): Remove.
22866 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22867 instead of ix86_compare_emitted.
22868 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22870 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22872 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22873 Add t-sysroot-suffix to tmake_file.
22874 * config/print-sysroot-suffix.sh: New file.
22875 * config/t-sysroot-suffix: New file.
22877 2009-04-07 Ben Elliston <bje@au.ibm.com>
22879 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22880 as the latter produces a warning when the target does not support
22883 2009-04-07 Ben Elliston <bje@au.ibm.com>
22885 * dfp.c: Replace type punning assignments with memcpy throughout.
22886 * Makefile.in (dfp.o-warn): Remove.
22888 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22891 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22892 Include soft-fp/t-softfp after rs6000/t-linux64.
22894 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22896 * stor-layout.c (set_sizetype): Use the full precision of their
22897 machine mode for bitsize types.
22899 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22901 * config/i386/i386.md: Revert 2 accidental checkins.
22903 2009-04-06 Joey Ye <joey.ye@intel.com>
22904 Xuepeng Guo <xuepeng.guo@intel.com>
22905 H.J. Lu <hongjiu.lu@intel.com>
22907 Atom pipeline model, tuning and insn selection.
22908 * config.gcc (atom): Add atom config options and target.
22910 * config/i386/atom.md: New.
22912 * config/i386/i386.c (atom_cost): New cost.
22913 (m_ATOM): New macro flag.
22914 (initial_ix86_tune_features): Set m_ATOM.
22915 (x86_accumulate_outgoing_args): Likewise.
22916 (x86_arch_always_fancy_math_387): Likewise.
22917 (processor_target): Add Atom cost.
22918 (cpu_names): Add Atom cpu name.
22919 (override_options): Set Atom ISA.
22920 (ix86_issue_rate): New case PROCESSOR_ATOM.
22921 (ix86_adjust_cost): Likewise.
22923 * config/i386/i386.h (TARGET_ATOM): New target macro.
22924 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22925 (TARGET_OPT_AGU): New target option.
22926 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22927 (processor_type): Add PROCESSOR_ATOM.
22929 * config/i386/i386.md (cpu): Add new value "atom".
22930 (use_carry, movu): New attr.
22931 (atom.md): Include atom.md.
22932 (adddi3_carry_rex64): Set attr "use_carry".
22933 (addqi3_carry): Likewise.
22934 (addhi3_carry): Likewise.
22935 (addsi3_carry): Likewise.
22936 (*addsi3_carry_zext): Likewise.
22937 (subdi3_carry_rex64): Likewise.
22938 (subqi3_carry): Likewise.
22939 (subhi3_carry): Likewise.
22940 (subsi3_carry): Likewise.
22941 (x86_movdicc_0_m1_rex64): Likewise.
22942 (*x86_movdicc_0_m1_se): Likewise.
22943 (x86_movsicc_0_m1): Likewise.
22944 (*x86_movsicc_0_m1_se): Likewise.
22945 (*adddi_1_rex64): Emit add insn as much as possible.
22946 (*addsi_1): Likewise.
22947 (return_internal): Set atom_unit.
22948 (return_internal_long): Likewise.
22949 (return_pop_internal): Likewise.
22950 (*rcpsf2_sse): Set atom_sse_attr attr.
22951 (*qrt<mode>2_sse): Likewise.
22952 (*prefetch_sse): Likewise.
22954 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22956 (ix86_target_macros_internal): Likewise.
22958 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22959 (*prefetch_sse_rex): Likewise.
22960 (sse_rcpv4sf2): Likewise.
22961 (sse_vmrcpv4sf2): Likewise.
22962 (sse_sqrtv4sf2): Likewise.
22963 (<sse>_vmsqrt<mode>2): Likewise.
22964 (sse_ldmxcsr): Likewise.
22965 (sse_stmxcsr): Likewise.
22966 (*sse_sfence): Likewise.
22967 (sse2_clflush): Likewise.
22968 (*sse2_mfence): Likewise.
22969 (*sse2_lfence): Likewise.
22970 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22971 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22972 (avx_movdqu<avxmodesuffix>): Likewise.
22973 (avx_lddqu<avxmodesuffix>): Likewise.
22974 (sse2_movntv2di): Change attr "type" to "ssemov".
22975 (sse2_movntsi): Likewise.
22976 (rsqrtv8sf2): Change attr "type" to "sseadd".
22977 (sse3_addsubv2df3): Set attr "atom_unit".
22978 (sse3_h<plusminus_insn>v4sf3): Likewise.
22979 (*sse2_pmaddwd): Likewise.
22980 (*vec_extractv2di_1_rex64): Likewise.
22981 (*vec_extractv2di_1_avx): Likewise.
22982 (sse2_psadbw): Likewise.
22983 (ssse3_phaddwv8hi3): Likewise.
22984 (ssse3_phaddwv4hi3): Likewise.
22985 (ssse3_phadddv4si3): Likewise.
22986 (ssse3_phadddv2si3): Likewise.
22987 (ssse3_phaddswv8hi3): Likewise.
22988 (ssse3_phaddswv4hi3): Likewise.
22989 (ssse3_phsubwv8hi3): Likewise.
22990 (ssse3_phsubwv4hi3): Likewise.
22991 (ssse3_phsubdv4si3): Likewise.
22992 (ssse3_phsubdv2si3): Likewise.
22993 (ssse3_phsubswv8hi3): Likewise.
22994 (ssse3_phsubswv4hi3): Likewise.
22995 (ssse3_pmaddubsw128): Likewise.
22996 (sse3_pmaddubsw: Likewise.
22997 (ssse3_palignrti): Likewise.
22998 (ssse3_palignrdi): Likewise.
23000 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23002 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23004 2009-04-06 Richard Guenther <rguenther@suse.de>
23006 PR tree-optimization/28868
23007 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23008 of which PHI results we inserted.
23009 (insert_into_preds_of_block): Record inserted PHIs.
23010 (eliminate): Eliminate redundant PHI nodes.
23011 (init_pre): Init inserted_phi_names.
23013 2009-04-06 Richard Guenther <rguenther@suse.de>
23015 PR tree-optimization/39643
23016 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23017 IMAGPART_EXPRs of complex constants.
23018 (execute_fold_all_builtins): If we folded a call queue
23019 TODO_update_address_taken.
23021 2009-04-06 Jan Hubicka <jh@suse.cz>
23023 PR middle-end/39659
23024 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23027 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23029 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23031 (ic_invalidate_array): Likewise.
23033 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23035 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23036 alignment for library calls.
23038 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23040 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23041 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23042 * config/i386/mingw-stdint.h: New file.
23044 2009-04-05 Richard Guenther <rguenther@suse.de>
23046 PR tree-optimization/39648
23047 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23048 our &A vs. &A[0] IL deficiencies.
23050 2009-04-04 Jan Hubicka <jh@suse.cz>
23052 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23053 removed toplevel regions.
23054 (sjlj_mark_call_sites): Likewise.
23056 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23058 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23059 (cygwin tm clause use_gcc_stdint): Set to wrap.
23060 * config/i386/cygwin-stdint.h: New file.
23062 2009-04-04 Richard Guenther <rguenther@suse.de>
23064 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23065 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23066 single-argument PHIs if we are in loop-closed SSA form.
23067 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23068 for the pre-condition.
23069 (slpeel_tree_peel_loop_to_edge): Likewise.
23070 (vect_build_loop_niters): Take an optional sequence to append stmts.
23071 (vect_generate_tmps_on_preheader): Likewise.
23072 (vect_do_peeling_for_loop_bound): Take extra guards for the
23074 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23075 the cost model check.
23076 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23077 guards if we are going to peel. Do not apply versioning in that case.
23078 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23079 (vect_do_peeling_for_loop_bound): Likewise.
23080 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23081 loop bound only record extra pre-conditions, do not apply loop
23084 2009-04-04 Richard Guenther <rguenther@suse.de>
23086 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23089 2009-04-04 Jan Hubicka <jh@suse.cz>
23091 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23092 last_basic_block for size of bb->index indexed array.
23093 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23094 compute_out, link_btr_uses, build_btr_def_use_webs,
23095 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23097 2009-04-04 Jan Hubicka <jh@suse.cz>
23099 * except.c (remove_eh_handler_and_replace): Break out from ...
23100 (remove_eh_handler): ... here.
23101 (bring_to_root): New function.
23102 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23103 handled ones, bring others to root of tree.
23105 2009-04-04 Jan Hubicka <jh@suse.cz>
23107 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23108 (all_phis_safe_to_merge): New function.
23109 (update_info): New structure.
23110 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23111 (cleanup_empty_eh): Update SSA if possible.
23113 2009-04-04 Richard Guenther <rguenther@suse.de>
23115 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23116 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23117 (append_vuse): Likewise.
23119 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23121 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23122 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23123 instead of REG_UNSAVED for DW_CFA_undefined.
23124 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23125 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23128 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23131 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23133 2009-04-04 Richard Guenther <rguenther@suse.de>
23135 PR tree-optimization/8781
23136 PR tree-optimization/37892
23137 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23138 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23139 (valueize_refs): Call it for *& valueizations.
23140 (shared_reference_ops_from_ref): Rename to ...
23141 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23142 (shared_reference_ops_from_call): Rename to ...
23143 (valueize_shared_reference_ops_from_call): ... this and valueize.
23144 (vn_reference_lookup): Update.
23145 (visit_reference_op_call): Likewise.
23146 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23147 (eliminate): Value-replace the call address in call statements.
23149 2009-04-04 Richard Guenther <rguenther@suse.de>
23151 PR tree-optimization/39636
23152 * tree-ssa-forwprop.c
23153 (forward_propagate_addr_into_variable_array_index): Check for
23154 GIMPLE_ASSIGN before accessing the rhs code.
23156 2009-04-03 Jason Merrill <jason@redhat.com>
23158 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23160 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23162 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23163 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23164 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23165 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23166 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23167 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23168 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23169 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23170 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23171 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23172 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23173 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23174 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23175 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23176 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23177 Use fr_reg_or_fp01_operand instead of fr_register_operand
23179 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23180 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23181 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23183 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23185 PR rtl-optimization/39607
23186 PR rtl-optimization/39631
23190 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23191 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23192 instead of DF_LR_OUT.
23193 * ira-lives.c (process_bb_node_lives): Ditto.
23194 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23195 instead of DF_LR_{OUT,IN}.
23196 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23197 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23199 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23201 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23202 (execute_lower_omp): Always run but take the short way out if -fopenmp
23204 (gate_lower_omp): Remove, forcing the pass manager to always run the
23205 pass and always set PROP_gimple_lomp.
23206 (pass_lower_omp): Remove gate function.
23207 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23208 PROP_trees. Instead, require it.
23209 * ipa-cp.c (pass_ipa_cp): Likewise.
23210 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23211 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23212 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23213 and PROP_gimple_leh.
23215 2009-04-03 Richard Guenther <rguenther@suse.de>
23217 PR middle-end/13146
23218 PR tree-optimization/23940
23219 PR tree-optimization/33237
23220 PR middle-end/33974
23221 PR middle-end/34093
23222 PR tree-optimization/36201
23223 PR tree-optimization/36230
23224 PR tree-optimization/38049
23225 PR tree-optimization/38207
23226 PR tree-optimization/38230
23227 PR tree-optimization/38301
23228 PR tree-optimization/38585
23229 PR middle-end/38895
23230 PR tree-optimization/38985
23231 PR tree-optimization/39299
23232 * tree-ssa-structalias.h: Remove.
23233 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23234 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23235 (struct vuse_element_d): Remove.
23236 (struct vuse_vec_d): Likewise.
23237 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23238 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23239 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23240 VUSE_ELEMENT_VAR): Likewise.
23241 (struct voptype_d): Likewise.
23242 (NUM_VOP_FREE_BUCKETS): Likewise.
23243 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23244 (struct stmt_operands_d): Remove.
23245 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23246 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23247 VDEF_NUM, VDEF_VECT): Likewise.
23248 (copy_virtual_operands): Remove.
23249 (operand_build_cmp): Likewise.
23250 (create_ssa_artificial_load_stmt): Likewise.
23251 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23252 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23253 vuse_index and mayuse_index members. Pack and move done and iter_type
23254 members to the front.
23255 (SSA_OP_VMAYUSE): Remove.
23256 (SSA_OP_VIRTUAL_USES): Adjust.
23257 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23258 (unlink_stmt_vdef): Declare.
23259 (add_to_addressable_set): Remove.
23260 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23261 (vrp_visit_stmt): Likewise.
23262 * doc/tree-ssa.texi (Alias analysis): Update.
23263 * doc/invoke.texi (max-aliased-vops): Remove docs.
23264 (avg-aliased-vops): Likewise.
23265 * tree-into-ssa.c (syms_to_rename): Remove.
23266 (need_to_update_vops_p): Likewise.
23267 (need_to_initialize_update_ssa_p): Rename to ...
23268 (update_ssa_initialized_fn): ... this. Track function we are
23270 (symbol_marked_for_renaming): Simplify.
23271 (add_new_name_mapping): Do not set need_to_update_vops_p.
23272 (dump_currdefs): Use SYMS_TO_RENAME.
23273 (rewrite_update_stmt): Always walk all uses/defs.
23274 (dump_update_ssa): Adjust.
23275 (init_update_ssa): Take function argument. Track what we are
23277 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23278 (create_new_def_for): Initialize for cfun, assert we are initialized
23280 (mark_sym_for_renaming): Simplify.
23281 (mark_set_for_renaming): Do not initialize update-ssa.
23282 (need_ssa_update_p): Simplify. Take function argument.
23283 (name_mappings_registered_p): Assert we ask for the correct function.
23284 (name_registered_for_update_p): Likewise.
23285 (ssa_names_to_replace): Likewise.
23286 (release_ssa_name_after_update_ssa): Likewise.
23287 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23288 (dump_decl_set): Do not print a newline.
23289 (debug_decl_set): Do it here.
23290 (dump_update_ssa): And here.
23291 * tree-ssa-loop-im.c (move_computations): Adjust.
23292 (movement_possibility): Likewise.
23293 (determine_max_movement): Likewise.
23294 (gather_mem_refs_stmt): Likewise.
23295 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23296 or NAME_MEMORY_TAG.
23297 * tree-complex.c (update_all_vops): Remove.
23298 (expand_complex_move): Adjust.
23299 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23300 Simplify test for memory referencing statement. Exclude
23301 non-invariant ADDR_EXPRs.
23302 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23303 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23304 (rdg_flag_uses): Likewise.
23305 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23307 (tree_optimize_tail_calls_1): Also split the
23308 edge from the entry block if we have degenerate PHI nodes in
23309 the first basic block.
23310 * tree.c (init_ttree): Remove memory-tag related code.
23311 (tree_code_size): Likewise.
23312 (tree_node_structure): Likewise.
23313 (build7_stat): Re-write to be build6_stat.
23314 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23315 (SSA_VAR_P): Adjust.
23316 (struct tree_memory_tag): Remove.
23317 (struct tree_memory_partition_tag): Likewise.
23318 (union tree_node): Adjust.
23319 (build7): Re-write to be build6.
23320 * tree-pass.h (pass_reset_cc_flags): Remove.
23321 (TODO_update_address_taken): New flag.
23322 (pass_simple_dse): Remove.
23323 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23324 * params.h (MAX_ALIASED_VOPS): Remove.
23325 (AVG_ALIASED_VOPS): Likewise.
23326 * omp-low.c (expand_omp_taskreg): Update SSA form.
23327 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23328 aliases the lhs in a copy stmt.
23329 * tree-ssa-dse.c (struct address_walk_data): Remove.
23330 (memory_ssa_name_same): Likewise.
23331 (memory_address_same): Likewise.
23332 (get_kill_of_stmt_lhs): Likewise.
23333 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23334 unused stores. Look through PHI nodes into post-dominated regions.
23335 (dse_optimize_stmt): Simplify. Properly remove stores.
23336 (tree_ssa_dse): Compute dominators.
23337 (execute_simple_dse): Remove.
23338 (pass_simple_dse): Likewise.
23339 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23340 gimple_loaded_syms and gimple_stored_syms computation.
23341 * toplev.c (dump_memory_report): Dump alias and pta stats.
23342 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23343 (vn_reference_eq): Likewise.
23344 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23345 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23346 valueize_vuses): Remove.
23347 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23348 (get_def_ref_stmt_vuse): ... this.
23349 (vn_reference_lookup_2): New function.
23350 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23351 walking equivalent vuses. Simplify.
23352 (vn_reference_lookup): Likewise.
23353 (vn_reference_insert): Likewise.
23354 (vn_reference_insert_pieces): Likewise.
23355 (visit_reference_op_call): Simplify.
23356 (visit_reference_op_load): Likewise.
23357 (visit_reference_op_store): Likewise.
23358 (init_scc_vn): Remove shared_lookup_vuses initialization.
23359 (free_scc_vn): Remove shared_lookup_vuses freeing.
23360 (sort_vuses, sort_vuses_heap): Remove.
23361 (get_ref_from_reference_ops): Export.
23362 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23363 vector with single vuse pointer.
23364 (vn_reference_lookup_pieces, vn_reference_lookup,
23365 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23366 (shared_vuses_from_stmt): Remove.
23367 (get_ref_from_reference_ops): Declare.
23368 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23369 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23370 memory-tag related code.
23371 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23372 (likely_value): Add comment, skip static-chain of call statements.
23373 (surely_varying_stmt_p): Adjust.
23374 (gimplify_and_update_call_from_tree): Likewise.
23375 (execute_fold_all_builtins): Do not rebuild alias info.
23376 (gimplify_and_update_call_from_tree): Properly update VOPs.
23377 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23378 (copy_ref_info): Remove memory-tag related code.
23379 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23380 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23381 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23383 * tree-ssa-dom.c (gimple_p): Remove typedef.
23384 (eliminate_redundant_computations): Adjust.
23385 (record_equivalences_from_stmt): Likewise.
23386 (avail_expr_hash): Likewise.
23387 (avail_expr_eq): Likewise.
23388 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23389 (stmt_makes_single_load): Likewise.
23390 (stmt_makes_single_store): Likewise.
23391 * tree-ssa-alias.c: Rewrite completely.
23392 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23393 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23394 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23395 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23396 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23397 Remove public functions.
23398 (pass_reset_cc_flags): Remove.
23399 (pass_build_alias): Move ...
23400 * tree-ssa-structalias.c (pass_build_alias): ... here.
23401 * tree-ssa-alias.c (may_be_aliased): Move ...
23402 * tree-flow-inline.h (may_be_aliased): ... here.
23403 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23404 count_uses_and_derefs): Move ...
23405 * gimple.c: ... here.
23406 * gimple.h (count_uses_and_derefs): Declare.
23407 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23408 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23409 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23410 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23411 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23412 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23413 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23415 * tree-dfa.c (refs_may_alias_p): Move ...
23416 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23417 * tree-ssa-alias.h: New file.
23418 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23419 (statement_sink_location): Likewise.
23420 * opts.c (decode_options): Do not adjust max-aliased-vops or
23421 avg-aliased-vops values.
23422 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23423 (TV_CALL_CLOBBER): Likewise.
23424 (TV_FLOW_SENSITIVE): Likewise.
23425 (TV_FLOW_INSENSITIVE): Likewise.
23426 (TV_MEMORY_PARTITIONING): Likewise.
23427 (TV_ALIAS_STMT_WALK): New timevar.
23428 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23429 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23430 (get_address_description): Remove memory-tag related code.
23431 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23432 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23433 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23434 and immediate uses in statements. Document.
23435 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23436 (dump_symbols): Remove.
23437 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23438 * alias.c (get_deref_alias_set): New function split out from ...
23439 (get_alias_set): ... here.
23440 * alias.h (get_deref_alias_set): Declare.
23441 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23442 type parameter. Remove restrict pointer handling. Create a
23443 ref-all pointer in case type-based alias sets do not conflict.
23444 (vect_analyze_data_refs): Remove SMT related code.
23445 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23446 (vectorizable_load): Likewise.
23447 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23448 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23449 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23450 Ignore vops and SMTs.
23451 (dr_analyze_alias): Likewise..
23452 (free_data_ref): Likewise.
23453 (create_data_ref): Likewise.
23454 (analyze_all_data_dependences): Likewise.
23455 (get_references_in_stmt): Adjust.
23456 * tree-flow-inline.h (gimple_aliases_computed_p,
23457 gimple_addressable_vars, gimple_call_clobbered_vars,
23458 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23459 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23460 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23461 gimple_mem_ref_stats): Remove.
23462 (gimple_vop): New function.
23463 (op_iter_next_use): Remove vuses and mayuses cases.
23464 (op_iter_next_def): Remove vdefs case.
23465 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23466 (clear_and_done_ssa_iter): Do not set removed fields.
23467 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23468 Assert we are not iterating over vuses or vdefs if not also
23469 iterating over uses or defs.
23470 (op_iter_init_use): Likewise.
23471 (op_iter_init_def): Likewise.
23472 (op_iter_next_vdef): Remove.
23473 (op_iter_next_mustdef): Likewise.
23474 (op_iter_init_vdef): Likewise.
23475 (compare_ssa_operands_equal): Likewise.
23476 (link_use_stmts_after): Handle vuse operand.
23477 (is_call_used): Use is_call_clobbered.
23478 (is_call_clobbered): Global variables are always call clobbered,
23479 query the call-clobbers bitmap.
23480 (mark_call_clobbered): Ignore global variables.
23481 (clear_call_clobbered): Likewise.
23482 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23483 virtual operands sanity check.
23484 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23486 (TARGET_MEM_REF): Remove TMR_TAG operand.
23487 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23488 Remove call-clobber related code.
23489 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23490 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23491 partitions or escape reason.
23492 (get_single_def_stmt, get_single_def_stmt_from_phi,
23493 get_single_def_stmt_with_phi): Remove.
23494 (dump_referenced_vars): Tidy.
23495 (get_ref_base_and_extent): Allow bare decls.
23496 (collect_dfa_stats): Adjust.
23497 * graphite.c (rename_variables_in_stmt): Adjust.
23498 (graphite_copy_stmts_from_block): Likewise.
23499 (translate_clast): Likewise.
23500 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23502 (translate_vuse_through_block): Use the oracle.
23503 (phi_translate_1): Adjust.
23504 (value_dies_in_block_x): Use the oracle. Cache the outcome
23506 (valid_in_sets): Check if the VUSE for
23507 a REFERENCE is available.
23508 (eliminate): Do not remove stmts during elimination,
23509 instead queue and remove them afterwards.
23510 (do_pre): Do not rebuild alias info.
23511 (pass_pre): Run TODO_rebuild_alias before PRE.
23512 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23513 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23514 (mark_all_v_defs_stmt): Remove.
23515 (mark_all_v_defs_seq): Adjust.
23516 (sra_replace): Likewise.
23517 (scalarize_use): Likewise.
23518 (scalarize_copy): Likewise.
23519 (scalarize_init): Likewise.
23520 (scalarize_ldst): Likewise.
23521 (todoflags): Remove.
23522 (tree_sra): Do not rebuild alias info.
23523 (tree_sra_early): Adjust.
23524 (pass_sra): Run TODO_update_address_taken before SRA.
23525 * tree-predcom.c (set_alias_info): Remove.
23526 (prepare_initializers_chain): Do not call it.
23527 (mark_virtual_ops_for_renaming): Adjust.
23528 (mark_virtual_ops_for_renaming_list): Remove.
23529 (initialize_root_vars): Adjust.
23530 (initialize_root_vars_lm): Likewise.
23531 (prepare_initializers_chain): Likewise.
23532 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23533 (may_propagate_copy_into_stmt): Likewise.
23534 (merge_alias_info): Do nothing for now.
23535 (propagate_tree_value_into_stmt): Adjust.
23536 (stmt_may_generate_copy): Likewise.
23537 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23538 not mark symbols for renaming.
23539 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23540 with the same statement, make sure to update the new pointed-to one.
23541 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23542 call statements, do not mark symbols for renaming.
23543 (mark_operand_necessary): Dump something.
23544 (ref_may_be_aliased): New function.
23545 (mark_aliased_reaching_defs_necessary_1): New helper function.
23546 (mark_aliased_reaching_defs_necessary): Likewise.
23547 (mark_all_reaching_defs_necessary_1): Likewise.
23548 (mark_all_reaching_defs_necessary): Likewise.
23549 (propagate_necessity): Do not process virtual PHIs. For
23550 non-aliased loads mark all reaching definitions as necessary.
23551 For aliased loads and stores mark the immediate dominating
23552 aliased clobbers as necessary.
23553 (visited): New global static.
23554 (perform_tree_ssa_dce): Free visited bitmap after propagating
23556 (remove_dead_phis): Perform simple dead virtual PHI removal.
23557 (remove_dead_stmt): Properly unlink virtual operands when
23559 (eliminate_unnecessary_stmts): Schedule PHI removal after
23561 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23562 (process_replaceable): Likewise.
23563 (find_replaceable_in_bb): Likewise.
23564 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23565 based on the single gimple vop.
23566 (verify_flow_insensitive_alias_info): Remove.
23567 (verify_flow_sensitive_alias_info): Likewise.
23568 (verify_call_clobbering): Likewise.
23569 (verify_memory_partitions): Likewise.
23570 (verify_alias_info): Likewise.
23571 (verify_ssa): Adjust..
23572 (execute_update_addresses_taken): Export. Update SSA
23573 manually. Optimize only when optimizing. Use a local bitmap.
23574 (pass_update_address_taken): Remove TODO_update_ssa, add
23576 (pass_update_address_taken): Just use TODO_update_address_taken.
23577 (init_tree_ssa): Do not initialize addressable_vars.
23578 (verify_ssa): Verify new VUSE / VDEF properties.
23579 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23580 Do not call verify_alias_info.
23581 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23582 Do not free the loaded and stored syms bitmaps. Reset the escaped
23583 and callused solutions. Do not free addressable_vars.
23584 Remove memory-tag related code.
23585 (warn_uninitialized_var): Aliases are always available.
23586 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23587 * lambda-code.c (can_put_in_inner_loop): Adjust.
23588 (can_put_after_inner_loop): Likewise.
23589 (perfect_nestify): Likewise.
23590 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23591 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23592 (vectorizable_conversion): Do not mark symbols for renaming.
23593 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23594 (expand_call_inline): Unlink the calls virtual operands before
23596 (tree_function_versioning): Do not call update_ssa if we are not
23597 updating clones. Simplify.
23598 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23599 (propagate_with_phi): Likewise..
23600 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23601 clobber code. Assert we are not aliased or global.
23602 * tree-flow.h: Include tree-ssa-alias.h
23603 (enum escape_type): Remove.
23604 (struct mem_sym_stats_d): Likewise.
23605 (struct mem_ref_stats_d): Likewise.
23606 (struct gimple_df): Add vop member. Remove global_var,
23607 call_clobbered_vars, call_used_vars, addressable_vars,
23608 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23609 escaped and callused members.
23610 (struct ptr_info_def): Remove all members, add points-to solution
23612 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23613 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23614 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23615 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23616 (tree-ssa-alias.o): Likewise.
23617 (toplev.o): Add tree-ssa-alias.h
23618 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23619 * gimple.c (gimple_set_bb): Fix off-by-one error.
23620 (is_gimple_reg): Do not handle memory tags.
23621 (gimple_copy): Also copy virtual operands.
23622 Delay updating the statement. Do not reset loaded and stored syms.
23623 (gimple_set_stored_syms): Remove.
23624 (gimple_set_loaded_syms): Likewise.
23625 (gimple_call_copy_skip_args): Copy the virtual operands
23626 and mark the new statement modified.
23627 * tree-ssa-structalias.c (may_alias_p): Remove.
23628 (set_uids_in_ptset): Take the alias set to prune with as
23629 parameter. Fold in the alias test of may_alias_p.
23630 (compute_points_to_sets): Compute whether a ptr is dereferenced
23631 in a local sbitmap.
23632 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23633 other ADDRESSOF constraints on the lhs.
23634 (get_constraint_for_component_ref): Assert that we don't get
23635 ADDRESSOF constraints from the base of the reference.
23636 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23637 (struct variable_info): Remove collapsed_to member.
23638 (get_varinfo_fc): Remove.
23639 (new_var_info): Do not set collapsed_to.
23640 (dump_constraint): Do not follow cycles.
23641 (dump_constraint_graph): Likewise.
23642 (build_pred_graph): Likewise.
23643 (build_succ_graph): Likewise.
23644 (rewrite_constraints): Likewise.
23645 (do_simple_structure_copy): Remove.
23646 (do_rhs_deref_structure_copy): Remove.
23647 (do_lhs_deref_structure_copy): Remove.
23648 (collapse_rest_of_var): Remove.
23649 (do_structure_copy): Re-implement.
23650 (pta_stats): New global variable.
23651 (dump_pta_stats): New function.
23652 (struct constraint_expr): Make offset signed.
23653 (UNKNOWN_OFFSET): Define special value.
23654 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23655 (solution_set_expand): New helper function split out from ...
23656 (do_sd_constraint): ... here.
23657 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23658 (do_ds_constraint): Likewise.
23659 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23660 and CALLUSED = *CALLUSED.
23661 (set_union_with_increment): Make inc argument signed.
23662 (type_safe): Remove.
23663 (get_constraint_for_ptr_offset): Handle unknown and negative
23665 (first_vi_for_offset): Handle offsets before start. Bail
23666 out early for offsets beyond the variable extent.
23667 (first_or_preceding_vi_for_offset): New function.
23668 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23669 Together with ESCAPED = *ESCAPED this properly computes reachability.
23670 (find_what_var_points_to): New function.
23671 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23672 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23673 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23674 pt_solutions_intersect): New functions.
23675 (compute_call_used_vars): Remove.
23676 (compute_may_aliases): New main entry into PTA computation.
23677 * gimple.h (gimple_p): New typedef.
23678 (struct gimple_statement_base): Remove references_memory_p.
23679 (struct gimple_statement_with_memory_ops_base): Remove
23680 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23682 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23683 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23684 gimple_set_references_memory): Remove.
23685 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23686 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23688 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23689 (verify_expr): Allow RESULT_DECL.
23690 (gimple_duplicate_bb): Do not copy virtual operands.
23691 (gimple_duplicate_sese_region): Adjust.
23692 (gimple_duplicate_sese_tail): Likewise.
23693 (mark_virtual_ops_in_region): Remove.
23694 (move_sese_region_to_fn): Do not call it.
23695 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23696 and pass_simple_dse.
23697 (execute_function_todo): Handle TODO_update_address_taken,
23698 call execute_update_addresses_taken for TODO_rebuild_alias.
23699 (execute_todo): Adjust.
23700 (execute_one_pass): Init dump files early.
23701 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23703 (create_general_new_stmt): Clear vops.
23704 * tree-ssa-reassoc.c (get_rank): Adjust.
23705 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23706 symbols for renaming.
23707 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23708 (PARAM_AVG_ALIASED_VOPS): Likewise.
23709 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23710 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23711 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23712 (operand_build_cmp, copy_virtual_operands,
23713 create_ssa_artificial_load_stmt, add_to_addressable_set,
23714 gimple_add_to_addresses_taken): Remove public functions.
23715 (unlink_stmt_vdef): New function.
23717 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23719 * config.gcc (powerpc-*-linux*): Merge variants.
23721 2009-04-02 Chao-ying Fu <fu@mips.com>
23722 James Grosbach <james.grosbach@microchip.com>
23724 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23725 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23727 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23728 keep_interrupts_masked_p, use_debug_exception_return_p.
23729 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23730 keep_interrupts_masked, use_debug_exception_return.
23731 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23732 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23734 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23735 (mips_print_operand): Process COP0 registers to print $0 .. $31
23736 correctly for GAS to process.
23737 (mips_interrupt_extra_call_saved_reg_p): New function.
23738 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23740 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23741 (mips_compute_frame_info): Add supports for interrupt context that
23742 includes doubleword accumulators and COP0 registers.
23743 (mips_for_each_saved_acc): New function.
23744 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23745 mips_for_each_saved_reg.
23746 (mips_save_reg): Save accumulators.
23747 (mips_kernel_reg_p): A new for_each_rtx callback.
23748 (mips_expand_prologue): Support interrupt handlers.
23749 (mips_restore_reg): Restore accumulators.
23750 (mips_expand_epilogue): Support interrupt handlers.
23751 (mips_can_use_return_insn): Return false for interrupt handlers.
23752 (mips_epilogue_uses): New function.
23753 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23754 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23755 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23756 cop0_move): New instructions.
23757 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23758 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23760 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23762 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23763 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23764 interrupt handlers, we use K0 as the temporary register.
23765 (EPILOGUE_USES): Change to a function call.
23766 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23767 handlers, we use K0 as the temporary register.
23769 * doc/extend.texi (Function Attributes): Document interrupt,
23770 use_shadow_register_set, keep_interrupts_masked,
23771 use_debug_exception_return for MIPS attributes.
23773 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23775 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23776 Remove a number of t-files from tmake_file.
23777 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23778 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23779 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23780 target_prototype, not TARGET_PROTOTYPE.
23781 (LINK_OS_GNU_SPEC): Define.
23782 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23783 and darwin-ldoubdle.c.
23785 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23788 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23789 (cpp_options): Ditto.
23790 (default_compilers): Ditto.
23791 (display_help): Ditto.
23792 (process_command): Ditto.
23793 (do_spec_1): Ditto.
23794 (set_input): Use lbasename instead of duplicate code.
23795 (save_temps_prefix): New static for -save-temps=obj.
23796 (save_temps_length): Ditto.
23798 * doc/invoke.texi (-save-temps=obj): Document new variant to
23799 -save-temps switch.
23801 2009-04-02 Jeff Law <law@redhat.com>
23803 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23806 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23808 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23809 * configure: Regenerated.
23811 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23813 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23814 share the argument list.
23816 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23820 2009-02-12 Diego Novillo <dnovillo@google.com>
23822 * varpool.c (debug_varpool): New.
23823 * cgraph.h (debug_varpool): Declare.
23825 2009-04-02 Jan Hubicka <jh@suse.cz>
23827 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23830 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23832 * config/i386/i386.c (ix86_abi): Move initialization to ...
23833 (override_options): Here.
23835 2009-04-02 Christian Bruel <christian.bruel@st.com>
23837 * config/sh/sh.c (sh_dwarf_register_span): New function.
23838 (TARGET_DWARF_REGISTER_SPAN): Define.
23839 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23841 2009-04-02 Ira Rosen <irar@il.ibm.com>
23843 PR tree-optimization/39595
23844 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23845 interleaved loads group is not greater than the SLP group size.
23847 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23849 * builtins.c (is_builtin_name): New.
23850 (called_as_built_in): Use is_builtin_name.
23851 * tree.h (is_builtin_name): New.
23852 * varasm.c (incorporeal_function_p): Use is_builtin_name
23854 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23856 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23858 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23861 * c-decl.c (clone_underlying_type): Move this ...
23862 * c-common.c (set_underlying_type): ... here.
23863 Also, make sure the function properly sets TYPE_STUB_DECL() on
23864 the newly created typedef variant type.
23865 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23866 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23869 2009-04-02 Richard Guenther <rguenther@suse.de>
23871 PR tree-optimization/37221
23872 * tree-flow.h (degenerate_phi_result): Declare.
23873 * tree-ssa-dom.c (degenerate_phi_result): Export.
23874 * tree-scalar-evolution.c (analyze_initial_condition): If
23875 the initial condition is defined by a degenerate PHI node
23876 use the degenerate value.
23878 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23880 PR rtl-optimization/39588
23881 * combine.c (merge_outer_ops): Do not set the constant when this
23883 (simplify_shift_const_1): Do not modify it either in this case.
23885 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23887 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23888 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23890 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23893 * c-lex.c (interpret_float): Default (no suffix) is double.
23895 2009-04-1 Xinliang David Li <davidxl@google.com>
23897 * config/i386/i386.c (legitimate_constant_p): Recognize
23898 all one vector constant.
23900 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23902 * config/vax/vax.c: Add #includes to silence warnings.
23903 Change #include order to silence two warnings.
23905 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23907 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23908 (ASM_SPEC): Pass -k to the assembler for PIC code.
23910 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23912 * config.gcc: Add vax-*-linux* to the switch.
23913 * config/vax/linux.h: New file. (TARGET_VERSION,
23914 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23916 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23918 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23919 Use predicate macros instead of GET_CODE() == foo.
23920 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23921 ashlsi3, rotrsi3, <unnamed>): Likewise.
23923 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23925 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23926 jbbccihi, jbbccisi): Remova trailing whitespace.
23927 * config/vax/constraints.md: Likewise.
23928 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23929 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23930 * config/vax/predicates.md: Likewise.
23931 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23932 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23933 * config/vax/vax.h: Likewise.
23934 * config/vax/vax.md (nonlocal_goto): Likewise.
23936 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23938 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23939 (indirectable_address_p, adjacent_operands_p): Add spaces around
23941 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23943 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23945 * config/vax/vax.c (legitimate_constant_address_p,
23946 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23947 index_term_p, reg_plus_index_p, legitimate_address_p,
23948 vax_mode_dependent_address_p): Update comments to match functions
23949 modified by the recent int->bool conversion.
23951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23953 * config/vax/builtins.md: Update copyright message.
23954 * config/vax/constraints.md: Likewise.
23955 * config/vax/netbsd-elf.h: Likewise.
23956 * config/vax/predicates.md: Likewise.
23957 * config/vax/vax-protos.h: Likewise.
23958 * config/vax/vax.c: Likewise.
23959 * config/vax/vax.h: Likewise.
23960 * config/vax/vax.md: Likewise.
23961 * config/vax/vax.opt: Likewise.
23963 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23965 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23966 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23967 * config/vax/constraints.md (B, R): Likewise.
23968 * config/vax/predicates.md (external_memory_operand,
23969 nonimmediate_addsub_di_operand): Likewise.
23970 * config/vax/vax.c (vax_output_int_add): Likewise.
23971 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23972 untyped_call): Likewise.
23974 2009-04-01 Matt Thomas <matt@3am-software.com>
23976 * config/vax/predicates.md: New file.
23977 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23978 external_const_operand, nonsymbolic_operand, external_memory_operand,
23979 indirect_memory_operand, indexed_memory_operand,
23980 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23981 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23983 * config/vax/constraints.md: New file.
23984 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23986 * config/vax/builtins.md: New file.
23987 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23988 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23990 * config/vax/vax.opt (mqmath): Add option.
23991 * config/vax/vax.md (isfx): Extend with DI.
23992 (VAXintQH, VAXintQHSD): Define.
23993 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23994 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23995 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23996 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23997 (movdi): Update constraints and use vax_output_int_move().
23998 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23999 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24000 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24001 nonlocal_goto): New.
24002 (mov<mode>): Extend accepted operand types.
24003 (subdi3_old): Rename from subdi3, change update constraints and use
24004 a new implementation.
24005 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24006 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24007 MOVE_RATIO, CLEAR_RATIO): Define.
24008 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24009 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24010 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24011 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24012 (split_quadword_operands): Make static and really allow variable
24014 (print_operand_address): Update for PIC generation.
24015 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24016 indexable_address_p, fixup_mathdi_operand,
24017 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24018 (vax_float_literal, legitimate_constant_p,
24019 indirectable_constant_address_p, index_term_p,
24020 reg_plus_index_p): Return bool instead of int.
24021 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24023 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24025 (vax_output_conditional_branch): Indent.
24026 (legitimate_constant_address_p, indirectable_constant_address_p,
24027 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24028 vax_mode_dependent_address_p): Return bool instead of int, update for
24030 * config/vax/vax-protos.h (legitimate_constant_address_p,
24031 legitimate_constant_p, legitimate_address_p,
24032 vax_mode_dependent_address_p): Change declaration to bool.
24033 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24034 vax_expand_addsub_di_operands, vax_output_int_subtract,
24035 vax_output_movmemsi): Declare.
24036 (split_quadword_operands, vax_float_literal): Delete declaration.
24037 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24038 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24039 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24040 ASM_OUTPUT_DWARF_PCREL): Define.
24041 (ASM_SPEC): Change definition to allow PIC generation.
24043 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24045 * doc/sourcebuild.texi: Update front-end requirements.
24047 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24050 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24051 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24052 (booldi3_internal3): Use boolean_or_operator instead of
24055 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24058 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24059 declarator whose size is not an integer constant expression but
24060 folds to an integer constant, then treat it as a constant
24063 2009-04-01 Richard Guenther <rguenther@suse.de>
24065 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24066 i * 4 + 2 to (i * 2 + 1) * 2.
24068 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24071 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24072 return if c_parser_asm_string_literal returned NULL.
24074 2009-04-01 Nick Clifton <nickc@redhat.com>
24076 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24078 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24079 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24080 other typedefs to avoid conflicts with libgcc2.c. Define labels
24081 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24083 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24084 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24087 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24089 * varasm.c (default_function_rodata_section): Declare DOT as
24092 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24093 Andrey Galkin <agalkin@hypercom.com>
24096 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24097 Make object_name unique for each process.
24099 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24102 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24103 addressable variables in the parallel that could go out of scope while
24104 running queued tasks.
24106 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24108 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24109 (CASE_VALUES_THRESHOLD): Redefine.
24110 * config/avr/avr.c (avr_override_options): Remove initialization of
24111 avr_case_values_threshold variable.
24112 (avr_case_values_threshold): Remove variable. Add new function.
24113 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24114 * config/avr/avr.opt (mno-tablejump): Remove option.
24115 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24117 2009-04-01 DJ Delorie <dj@redhat.com>
24119 * varasm.c (default_function_rodata_section): Don't assume
24120 anything about where the first '.' in the section name is.
24122 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24124 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24125 rs6000_emit_stack_tie.
24127 2009-03-31 Ian Lance Taylor <iant@google.com>
24129 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24130 gimple_code with GIMPLE_RESX, not RESX.
24132 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24134 * c-common.c (c_get_ident): New.
24135 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24137 2009-04-01 Ben Elliston <bje@au.ibm.com>
24139 * config/rs6000/sysv4.opt (msdata): Improve option description.
24141 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24143 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24144 (divdf3_internal_lat): Remove.
24145 (divxf3_internal_lat): Remove.
24146 (divxf3_internal_thr): Remove.
24147 (divxf): Use divxf3_internal.
24148 * config/ia64/div.md (divsf3_internal_lat): New.
24149 (divdf3_internal_lat): New.
24150 (divxf3_internal): New.
24152 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24155 * Makefile.in (USE_GCC_STDINT): Define.
24156 (stmp-int-hdrs): Install stdint.h if applicable.
24157 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24159 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24160 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24161 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24162 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24163 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24164 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24165 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24166 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24167 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24168 (c_common_nodes_and_builtins): Initialize
24169 underlying_wchar_type_node. Do not initialize
24170 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24171 nodes for new types.
24172 (c_stddef_cpp_builtins): Define macros for new types.
24173 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24175 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24176 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24177 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24178 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24179 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24180 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24181 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24182 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24183 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24184 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24185 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24186 int16_type_node, int32_type_node, int64_type_node,
24187 uint8_type_node, uint16_type_node, c_uint32_type_node,
24188 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24189 int_least32_type_node, int_least64_type_node,
24190 uint_least8_type_node, uint_least16_type_node,
24191 uint_least32_type_node, uint_least64_type_node,
24192 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24193 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24194 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24195 uintptr_type_node): Define.
24196 * c-cppbuiltin.c (builtin_define_constants,
24197 builtin_define_type_minmax): New.
24198 (builtin_define_stdint_macros): Define more macros.
24199 (c_cpp_builtins): Define more limit macros.
24200 (type_suffix): New.
24201 (builtin_define_type_max): Define in terms of
24202 builtin_define_type_minmax. Remove is_long parameter. All
24204 * config.gcc (use_gcc_stdint): Define.
24205 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24206 Add newlib-stdint.h for generic targets.
24207 * config/glibc-stdint.h, config/newlib-stdint.h,
24208 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24209 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24210 * config/score/score.h (UINTPTR_TYPE): Define.
24211 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24212 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24213 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24214 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24215 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24216 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24217 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24218 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24219 * config/spu/spu.h (STDINT_LONG32): Define.
24220 * configure.ac (use_gcc_stdint): Substitute.
24221 * configure: Regenerate.
24222 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24223 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24224 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24225 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24226 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24227 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24228 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24229 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24230 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24231 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24232 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24233 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24234 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24235 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24236 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24237 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24238 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24239 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24240 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24241 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24242 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24243 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24244 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24245 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24246 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24247 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24248 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24249 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24250 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24252 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24254 * loop-iv.c (suitable_set_for_replacement): Renamed from
24255 simplify_using_assignment; changed to return bool and to accept new
24256 args DEST and SRC. Return true iff we find a source/destination pair
24257 that can be used to make a replacement, and fill SRC and DEST if so.
24258 Remove arg ALTERED. Don't deal with altered regs here. All callers
24260 (simplify_using_initial_values): Deal with altered regs here and track
24261 more precisely the effect they have on the validity of our expression.
24263 * loop-iv.c (simplify_using_condition): A condition of the form
24264 (EQ REG CONST) can be used to simply make a substitution.
24265 (simplify_using_initial_values): Keep track of conditions we have seen
24266 and keep using them to simplify new expressions, while applying the
24267 same substitutions to them as to the expression.
24269 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24270 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24273 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24274 changed. Use this when trying to improve the upper bound.
24275 Generate the comparison by using simplify_gen_relational.
24277 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24279 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24281 (simplify_using_assignment, simplify_using_initial_values): Call
24282 replace_in_expr to make replacements. Call replace_single_def_regs
24283 once on the initial version of the expression.
24285 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24288 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24290 2009-03-31 Richard Guenther <rguenther@suse.de>
24292 PR middle-end/31029
24293 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24294 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24296 2009-03-31 Richard Guenther <rguenther@suse.de>
24298 * tree.h (div_if_zero_remainder): Declare.
24299 * fold-const.c (div_if_zero_remainder): Export.
24300 * tree-ssa-forwprop.c
24301 (forward_propagate_addr_into_variable_array_index): Handle
24302 constant array index addition outside of the variable index.
24304 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24307 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24308 define_splits, floatunssi<mode>2): Require x87 conversions from
24309 DImode to be permitted.
24311 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24313 PR preprocessor/15638
24314 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24316 2009-03-31 Richard Guenther <rguenther@suse.de>
24318 PR middle-end/23401
24319 PR middle-end/27810
24320 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24321 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24322 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24323 a separate statement.
24324 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24325 (lookup_tmp_var): Likewise.
24326 (is_gimple_formal_tmp_or_call_rhs): Remove.
24327 (is_gimple_reg_or_call_rhs): Rename to ...
24328 (is_gimple_reg_rhs_or_call): ... this.
24329 (is_gimple_mem_or_call_rhs): Rename to ...
24330 (is_gimple_mem_rhs_or_call): ... this.
24331 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24332 DECL_GIMPLE_REG_P only if is_formal is true.
24333 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24334 for non-proper post-modify expression gimplification.
24335 (gimplify_self_mod_expr): For post-modify expressions gimplify
24336 the lvalue to a minimal lvalue.
24337 (rhs_predicate_for): Remove formal temp case.
24338 (gimplify_modify_expr_rhs): Likewise.
24339 (gimplify_addr_expr): Use is_gimple_reg.
24340 (gimplify_expr): Remove formal temp cases.
24341 (gimple_regimplify_operands): Likewise.
24342 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24343 and FILTER_EXPR like constants.
24344 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24346 (is_gimple_formal_tmp_rhs): Remove.
24347 (is_gimple_reg_rhs): Remove special casing.
24348 (is_gimple_mem_rhs): Fix.
24349 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24350 (is_gimple_formal_tmp_var): Remove.
24351 (is_gimple_formal_tmp_reg): Likewise.
24352 (is_gimple_min_lval): Allow invariant component ref parts.
24353 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24354 is_gimple_formal_tmp_reg): Remove declarations.
24355 * tree-cfg.c (verify_expr): Verify that variables with address
24356 taken do not have DECL_GIMPLE_REG_P set.
24357 * tree-mudflap.c (mf_build_check_statement_for): Use
24358 force_gimple_operand instead of gimplify_expr.
24360 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24362 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24363 schedulable rows to compute_split_row.
24365 2009-03-31 Ben Elliston <bje@au.ibm.com>
24368 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24371 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24373 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24374 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24375 * configure: Regenerate.
24376 * config.in: Regenerate.
24377 * config/rs6000/rs6000.opt (mtls-markers): Add.
24378 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24379 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24380 (tls_ld_aix, tls_ld_sysv): Likewise.
24381 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24382 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24384 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24386 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24388 2009-03-30 Jan Hubicka <jh@suse.cz>
24390 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24392 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24393 detection and label handling.
24395 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24397 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24398 left_conflicts_size.
24399 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24400 ALLOCNO_LEFT_CONFLICTS_SIZE.
24402 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24403 remove_allocno_from_bucket_and_push,
24404 allocno_spill_priority_compare, push_allocnos_to_stack,
24405 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24406 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24407 (setup_allocno_left_conflicts_num): Ditto. Rename to
24408 setup_allocno_left_conflicts_size.
24409 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24410 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24411 setup_allocno_left_conflicts_size instead of
24412 setup_allocno_left_conflicts_num.
24414 * ira-build.c (ira_create_allocno): Use
24415 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24416 ALLOCNO_LEFT_CONFLICTS_NUM.
24418 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24420 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24421 instead of DF_LR_OUT.
24423 * ira-lives.c (process_bb_node_lives): Ditto.
24425 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24426 instead of DF_LR_{OUT,IN}.
24428 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24430 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24432 2009-03-30 Jan Hubicka <jh@suse.cz>
24434 * except.c (label_to_region_map): Fix thinko.
24436 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24438 PR middle-end/38237
24439 * tree.h (tree_find_value): New declaration.
24440 * tree.c (tree_find_value): New function.
24441 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24443 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24446 * c-decl.c (struct c_binding): Add locus field.
24447 (bind): Add locus argument, set locus field from it.
24448 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24449 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24450 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24451 implicitly_declare, undeclared_variable, lookup_label,
24452 declare_label, c_make_fname_decl, c_builtin_function,
24453 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24456 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24459 * config/i386/i386.c (classify_argument): Check total size of
24462 2009-03-30 Martin Jambor <mjambor@suse.cz>
24464 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24465 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24466 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24469 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24470 seen_variable_array_ref while also traversing a union.
24472 * tree-inline.c (optimize_inline_calls): Do not call
24473 cgraph_node_remove_callees.
24474 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24475 (pass_remove_cgraph_callee_edges): New variable.
24476 * passes.c (init_optimization_passes): Add
24477 pass_remove_cgraph_callee_edges after early inlining and before all
24478 late intraprocedural passes.
24480 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24482 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24484 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24485 Fix typos in names.
24487 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24489 * combine.c (simplify_comparison): Use have_insn_for.
24490 * dojump.c (do_jump): Likewise.
24492 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24494 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24495 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24496 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24497 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24498 instead of sparc_compare_emitted.
24499 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24500 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24501 instead of sparc_compare_emitted.
24503 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24505 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24506 enter/exit cfglayout mode.
24507 (pass_partition_block): Require it.
24508 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24509 (combine_instructions): Track basic blocks instead of labels.
24510 (update_cfg_for_uncondjump): New.
24511 (try_combine): Use it. Update jumps after rescanning.
24512 (pass_combine): Require PROP_cfglayout.
24513 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24515 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24517 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24518 Provide/destroy PROP_cfglayout respectively.
24519 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24520 * tree-pass.h (PROP_cfglayout): New.
24522 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24524 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24525 fold_convert_const_fixed_from_fixed,
24526 fold_convert_const_fixed_from_int,
24527 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24528 set TREE_CONSTANT_OVERFLOW.
24529 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24530 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24532 2009-03-30 Ira Rosen <irar@il.ibm.com>
24534 * tree-vect-loop-manip.c: New file.
24535 * tree-vectorizer.c: Update documentation and included files.
24536 (vect_loop_location): Make extern.
24537 (rename_use_op): Move to tree-vect-loop-manip.c
24538 (rename_variables_in_bb, rename_variables_in_loop,
24539 slpeel_update_phis_for_duplicate_loop,
24540 slpeel_update_phi_nodes_for_guard1,
24541 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24542 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24543 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24544 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24545 find_loop_location): Likewise.
24546 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24547 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24548 get_vectype_for_scalar_type, vect_is_simple_use,
24549 supportable_widening_operation, supportable_narrowing_operation):
24551 (bb_in_loop_p): Move to tree-vect-loop.c.
24552 (new_loop_vec_info, destroy_loop_vec_info,
24553 reduction_code_for_scalar_code, report_vect_op,
24554 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24555 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24556 (vect_supportable_dr_alignment): Likewise.
24557 * tree-vectorizer.h (tree-data-ref.h): Include.
24558 (vect_loop_location): Declare.
24559 Reorganize function declarations according to the new file structure.
24560 * tree-vect-loop.c: New file.
24561 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24562 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24563 * tree-vect-data-refs.c: New file.
24564 * tree-vect-patterns.c (timevar.h): Don't include.
24565 * tree-vect-stmts.c: New file.
24566 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24567 tree-vect-slp.c, tree-vect-loop.c.
24568 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24569 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24570 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24571 (tree-vect-analyze.o): Remove.
24572 (tree-vect-transform.o): Likewise.
24573 (tree-vect-data-refs.o): Add rule.
24574 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24575 tree-vect-slp.o): Likewise.
24576 (tree-vect-patterns.o): Remove redundant dependencies.
24577 (tree-vectorizer.o): Likewise.
24578 * tree-vect-slp.c: New file.
24580 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24582 * optc-gen.awk: Warn if an option flag has multiple different
24585 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24587 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24588 -floop-block): Document dependences on PPL, CLooG and Graphite.
24590 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24592 PR rtl-optimization/323
24593 * c-common.c (c_fully_fold, convert_and_check,
24594 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24595 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24596 * c-common.def (EXCESS_PRECISION_EXPR): New.
24597 * c-cppbuiltin.c (builtin_define_float_constants): Define
24598 constants with enough digits for long double.
24599 * c-lex.c (interpret_float): Interpret constant with excess
24600 precision where appropriate.
24601 * c-opts.c (c_common_post_options): Set
24602 flag_excess_precision_cmdline. Give an error for
24603 -fexcess-precision=standard for C++ for processors where the
24604 option is significant.
24605 * c-parser.c (c_parser_conditional_expression): Handle excess
24606 precision in condition.
24607 * c-typeck.c (convert_arguments): Handle arguments with excess
24609 (build_unary_op): Move excess precision outside operation.
24610 (build_conditional_expr): Likewise.
24611 (build_compound_expr): Likewise.
24612 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24613 (build_modify_expr): Handle excess precision in RHS.
24614 (convert_for_assignment): Handle excess precision in converted
24616 (digest_init, output_init_element, process_init_element): Handle
24617 excess precision in initializer.
24618 (c_finish_return): Handle excess precision in return value.
24619 (build_binary_op): Handle excess precision in operands and add
24620 excess precision as needed for operation.
24621 * common.opt (-fexcess-precision=): New option.
24622 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24623 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24624 For standard excess precision, output explicit conversion to and
24625 truncation from XFmode.
24626 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24627 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24628 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24629 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24630 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24631 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24632 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24633 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24634 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24635 define_splits, sqrt<mode>2): Disable where appropriate for
24636 standard excess precision.
24637 * convert.c (convert_to_real): Do not shorten arithmetic to type
24638 for which excess precision would be used.
24639 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24640 * doc/invoke.texi (-fexcess-precision=): Document option.
24641 (-mfpmath=): Correct index entry.
24642 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24643 flag_excess_precision): New.
24644 * langhooks.c (lhd_post_options): Set
24645 flag_excess_precision_cmdline.
24646 * opts.c (common_handle_option): Handle -fexcess-precision=.
24647 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24648 init_excess_precision): New.
24649 (lang_dependent_init_target): Call init_excess_precision.
24650 * tree.c (excess_precision_type): New.
24651 * tree.h (excess_precision_type): Declare.
24653 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24656 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24657 non-lvalue to component.
24659 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24661 PR preprocessor/34695
24662 * Makefile.in (c-opts.o): Depend on c-tree.h.
24663 * c-common.c: Move down include of diagnostic.h.
24664 (done_lexing, c_cpp_error): New.
24665 * c-common.h (done_lexing): Declare.
24666 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24668 * c-opts.c: Include c-tree.h.
24669 (c_common_init_options): Set preprocessor error callback.
24670 (c_common_handle_option): Do not set preprocessor
24671 inhibit_warnings, warnings_are_errors, warn_system_headers,
24672 pedantic_errors or inhibit_warnings flags.
24673 (c_common_post_options): Do not check cpp_errors (parse_in).
24674 (c_common_finish): Do not output dependencies if there were
24675 errors. Do not check return value of cpp_finish.
24676 * c-ppoutput.c (pp_file_change): Set input_location.
24677 * c-tree.h (c_cpp_error): Declare.
24678 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24680 (diagnostic_build_prefix): Check override_column.
24681 * diagnostic.h (diagnostic_info): Add override_column field.
24682 (diagnostic_override_column): Define.
24684 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24686 * c-common.c (c_expand_expr, c_staticp): Remove.
24687 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24688 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24689 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24690 * c-gimplify.c (gimplify_compound_literal_expr,
24691 optimize_compound_literals_in_ctor): Remove.
24692 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24693 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24694 * c-semantics.c (emit_local_var): Remove.
24696 * langhooks-def.h (lhd_expand_expr): Remove.
24697 * langhooks.c (lhd_expand_expr): Remove.
24698 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24700 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24701 handling from c-semantics.c; don't call into langhook.
24702 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24703 * gimplify.c (gimplify_compound_literal_expr,
24704 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24705 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24706 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24707 as was done in c-gimplify.c.
24708 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24709 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24710 Move from c-common.h.
24711 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24713 * tree.c (staticp): Do not call langhook.
24714 * langhooks.c (lhd_staticp): Delete.
24715 * langhooks-def.h (lhd_staticp): Delete prototype.
24716 (LANG_HOOKS_STATICP): Delete.
24717 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24719 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24720 instead of DECL_STMTs.
24722 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24730 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24732 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24733 contained expression.
24734 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24735 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24736 conditional expressions for C.
24737 (decl_constant_value_for_optimization): Move from
24738 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24739 whether optimizing and that the expression is a VAR_DECL not of
24740 array type instead of doing such checks in the caller. Do not
24741 check pedantic. Call gcc_unreachable for C++.
24742 * c-common.def (C_MAYBE_CONST_EXPR): New.
24743 * c-common.h (c_fully_fold, c_save_expr,
24744 decl_constant_value_for_optimization): New prototypes.
24745 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24746 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24747 EXPR_INT_CONST_OPERANDS): Define.
24748 * c-convert.c (convert): Strip nops from expression.
24749 * c-decl.c (groktypename): Take extra parameters expr and
24750 expr_const_operands. Update call to grokdeclarator.
24751 (start_decl): Update call to grokdeclarator. Add statement for
24752 expressions used in type of decl.
24753 (grokparm): Update call to grokdeclarator.
24754 (push_parm_decl): Update call to grokdeclarator.
24755 (build_compound_literal): Add parameter non_const and build a
24756 C_MAYBE_COSNT_EXPR if applicable.
24757 (grokdeclarator): Take extra parameters expr and
24758 expr_const_operands. Track expressions used in declaration
24759 specifiers and declarators. Fold array sizes and track whether
24760 they are constant expressions and whether they are integer
24761 constant expressions.
24762 (parser_xref_tag): Set expr and expr_const_operands fields in
24764 (grokfield): Update call to grokdeclarator.
24765 (start_function): Update call to grokdeclarator.
24766 (build_null_declspecs): Set expr and expr_const_operands fields in
24768 (declspecs_add_type): Handle expressions in typeof specifiers.
24769 * c-parser.c (c_parser_declspecs): Set expr and
24770 expr_const_operands fields for declaration specifiers.
24771 (c_parser_enum_specifier): Likewise.
24772 (c_parser_struct_or_union_specifier): Likewise.
24773 (c_parser_typeof_specifier): Likewise. Update call to
24774 groktypename. Fold expression as needed. Return expressions with
24775 type instead of adding statements.
24776 (c_parser_attributes): Update calls to c_parser_expr_list.
24777 (c_parser_statement_after_labels): Fold expression before passing
24778 to objc_build_throw_stmt.
24779 (c_parser_condition): Fold expression.
24780 (c_parser_asm_operands): Fold expression.
24781 (c_parser_conditional_expression): Use c_save_expr. Update call
24782 to build_conditional_expr.
24783 (c_parser_alignof_expression): Update call to groktypename.
24784 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24785 original_code. Fold expression argument of va_arg. Create
24786 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24787 argument to va_arg. Update calls to groktypename. Fold array
24788 index for offsetof. Verify that first argument to
24789 __builtin_choose_expr has integer type.
24790 (c_parser_postfix_expression_after_paren_type): Update calls to
24791 groktypename and build_compound_literal. Handle expressions with
24792 side effects in type name.
24793 (c_parser_postfix_expression_after_primary): Update call to
24794 c_parser_expr_list. Set original_code for calls to
24795 __builtin_constant_p.
24796 (c_parser_expr_list): Take extra parameter fold_p. Fold
24797 expressions if requested.
24798 (c_parser_objc_type_name): Update call to groktypename.
24799 (c_parser_objc_synchronized_statement): Fold expression.
24800 (c_parser_objc_receiver): Fold expression.
24801 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24802 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24803 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24804 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24805 (struct c_typespec): Add elements expr and expr_const_operands.
24806 (struct c_declspecs): Add elements expr and expr_const_operands.
24807 (groktypename, build_conditional_expr, build_compound_literal):
24809 (in_late_binary_op): Declare.
24810 * c-typeck.c (note_integer_operands): New function.
24811 (in_late_binary_op): New variable.
24812 (decl_constant_value_for_broken_optimization): Move to c-common.c
24813 and rename to decl_constant_value_for_optimization.
24814 (default_function_array_conversion): Do not strip nops.
24815 (default_conversion): Do not call
24816 decl_constant_value_for_broken_optimization.
24817 (build_array_ref): Do not fold result.
24818 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24819 result when operand is a VLA.
24820 (c_expr_sizeof_type): Update call to groktypename. Handle
24821 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24822 result when operand names a VLA type.
24823 (build_function_call): Update call to build_compound_literal.
24824 Only fold result for calls to __builtin_* functions. Strip
24825 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24826 the function designator.
24827 (convert_arguments): Fold arguments. Update call to
24828 convert_for_assignment.
24829 (build_unary_op): Handle increment and decrement of
24830 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24831 decrement earlier. Fold operand of increment and decrement.
24832 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24833 built for integer operand. Wrap returns that are INTEGER_CSTs
24834 without being integer constant expressions or that have integer
24835 constant operands without being INTEGER_CSTs.
24836 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24837 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24838 result is an integer constant expression or can be used in
24839 unevaluated parts of one and avoid folding and wrap as
24840 appropriate. Fold operands before possibly doing -Wsign-compare
24842 (build_compound_expr): Wrap result for C99 if operands can be used
24843 in integer constant expressions.
24844 (build_c_cast): Update call to digest_init. Do not ignore
24845 overflow from casting floating-point constants to integers. Wrap
24846 results that could be confused with integer constant expressions,
24847 null pointer constants or floating-point constants.
24848 (c_cast_expr): Update call to groktypename. Handle expressions
24849 included in type name.
24850 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24851 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24852 Update calls to convert_for_assignment.
24853 (convert_for_assignment): Take new parameter
24854 null_pointer_constant. Do not strip nops or call
24855 decl_constant_value_for_broken_optimization. Set
24856 in_late_binary_op for conversions to boolean.
24857 (store_init_value): Update call to digest_init.
24858 (digest_init): Take new parameter null_pointer_constant. Do not
24859 call decl_constant_value_for_broken_optimization. pedwarn for
24860 initializers not constant expressions. Update calls to
24861 convert_for_assignment.
24862 (constructor_nonconst): New.
24863 (struct constructor_stack): Add nonconst element.
24864 (really_start_incremental_init, push_init_level, pop_init_level):
24865 Handle constructor_nonconst and nonconst element.
24866 (set_init_index): Call constant_expression_warning for array
24868 (output_init_element): Fold value. Set constructor_nonconst as
24869 applicable. pedwarn for initializers not constant expressions.
24870 Update call to digest_init. Call constant_expression_warning
24871 where constant initializers are required.
24872 (process_init_element): Use c_save_expr.
24873 (c_finish_goto_ptr): Fold expression.
24874 (c_finish_return): Fold return value. Update call to
24875 convert_for_assignment.
24876 (c_start_case): Fold switch expression.
24877 (c_process_expr_stmt): Fold expression.
24878 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24879 ensure statement expression is not evaluated in constant expression.
24880 (build_binary_op): Track whether results are integer constant
24881 expressions or may occur in such, disable folding and wrap results
24882 as applicable. Fold operands for -Wsign-compare warnings unless
24884 (c_objc_common_truthvalue_conversion): Handle results folded to
24885 integer constants that are not integer constant expressions.
24886 * doc/extend.texi: Document when typeof operands are evaluated,
24887 that condition of __builtin_choose_expr is an integer constant
24888 expression, and more about use of __builtin_constant_p in
24891 2009-03-29 Richard Guenther <rguenther@suse.de>
24893 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24894 propagate addresses of array references.
24896 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24898 * regmove.c (perhaps_ends_bb_p): Remove.
24899 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24900 from INSN and check that the main loop stays within that basic block.
24901 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24902 (regmove_forward_pass): Split out from regmove_optimize. Use
24903 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24904 (regmove_backward_pass): Split out from regmove_optimize. Use
24905 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24906 (regmove_optimize): Simplify.
24908 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24911 * config/i386/i386.c (classify_argument): Ignore flexible array
24912 member in struct and warn ABI change.
24914 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24916 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24918 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24919 (ix86_adjust_cost): Updated.
24921 2009-03-29 Jan Hubicka <jh@suse.cz>
24923 PR middle-end/28850
24924 * tree-pass.h (pass_cleanup_eh): New function.
24925 (remove_unreachable_regions): Break code handling RTL
24926 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24927 that can not be reached by runtime.
24928 (can_be_reached_by_runtime): New function.
24929 (label_to_region_map): New function.
24930 (num_eh_regions): New function.
24931 (rtl_remove_unreachable_regions): New function.
24932 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24933 (remove_eh_region): New function.
24934 * except.h: Include sbitmap and vecprim.
24935 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24936 num_eh_regions): Declare.
24937 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24938 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24939 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24940 (tree_empty_eh_handler_p): New function.
24941 (cleanup_empty_eh): New function.
24942 (cleanup_eh): New function.
24943 (pass_cleanup_eh): New function.
24945 2009-03-29 Jan Hubicka <jh@suse.cz>
24947 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24948 for removed regions.
24950 2009-03-29 Jan Hubicka <jh@suse.cz>
24952 * except.c (dump_eh_tree): Dump all datastructures.
24954 2009-03-29 Jan Hubicka <jh@suse.cz>
24956 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24957 (duplicate_eh_regions_1): Likewise.
24958 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24959 vector; call EH verification.
24960 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24961 Be ready for region being removed.
24963 2009-03-29 Jan Hubicka <jh@suse.cz>
24965 * bitmap.c (bitmap_last_set_bit): New function.
24966 * bitmap.h (bitmap_last_set_bit): Declare.
24968 2009-03-29 David Ayers <ayers@fsfe.org>
24971 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24972 by calling objc_compare_types and surpress warnings about
24973 incompatible C pointers that are compatible ObjC pointers.
24975 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24977 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24978 call initialize_inline_failed.
24979 (initialize_inline_failed): Move it from here ...
24980 * cgraph.c (initialize_inline_failed): ... to here.
24981 (cgraph_create_edge): Call initialize_inline_failed rather than
24982 setting inline_failed directly.
24984 2009-03-29 Ben Elliston <bje@au.ibm.com>
24987 * sysv4.opt (msdata): Improve comment.
24988 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24989 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24991 2009-03-29 Ben Elliston <bje@au.ibm.com>
24994 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24995 load and store attributes.
24997 2009-03-29 Ben Elliston <bje@au.ibm.com>
24999 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25000 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25001 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25002 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25003 __builtin_infq and __builtin_huge_valq.
25005 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25007 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25010 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25012 2009-03-28 Xinliang David Li <davidxl@google.com>
25014 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25015 (do_dbg_cnt): New function.
25017 2009-03-28 Jan Hubicka <jh@suse.cz>
25019 Merge from pretty-ipa:
25021 2009-03-27 Jan Hubicka <jh@suse.cz>
25023 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25024 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25025 * passes.c (function_called_by_processed_nodes_p): New.
25026 * ipa-pure-const.c (check_call): Fix handling of operands.
25027 (analyze_function): Dump debug output for skipped bodies.
25028 (local_pure_const): Use function_called_by_processed_nodes_p.
25029 * dwarf2out.c (reference_to_unused): Use output.
25030 * passes.c (do_per_function_toporder): Likewise.
25032 2008-11-12 Jan Hubicka <jh@suse.cz>
25034 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25035 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25036 state_set_in_source enum
25037 (check_decl): Ignore memory tags; do not set fake looping flags;
25039 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25040 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25041 (check_call, analyze_function): Rewrite.
25043 (add_new_function): Update call of analyze_function.
25044 (generate_summary): Add call of analyze_function.
25045 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25046 (local_pure_const): New function.
25047 (pass_local_pure_const): New pass.
25048 * ipa-inline.c (inline_transform): Set after_inlining.
25049 * tree-eh.c (stmt_can_throw_external): New.
25050 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25051 work with aliasing built.
25052 * tree-flow.h (stmt_can_throw_external): New.
25053 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25054 and local pure/const pass in early and late optimization queue.
25056 2009-03-28 Martin Jambor <mjambor@suse.cz>
25058 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25060 (fold_binary): Allow function decl aligment consideration is the
25061 second argument is integer constant one.
25062 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25063 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25064 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25066 2009-03-28 Jan Hubicka <jh@suse.cz>
25068 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25069 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25070 * function.h (rtl_data): Add nothrow flag.
25071 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25072 set DECL_NOTHROW for AVAILABLE functions.
25074 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25076 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25077 following vector keyword has expansion starting with pixel or bool
25078 keyword, expand vector to __vector and pixel or bool to __pixel or
25082 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25083 warn_if_disallowed_function_p): Removed.
25084 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25085 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25086 warning_if_disallowed_function_p.
25087 * flags.h (warn_if_disallowed_function_p,
25088 warn_disallowed_functions): Removed.
25089 * common.opt (Wdisallowed-function-list=): Removed.
25090 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25092 2009-03-28 Richard Guenther <rguenther@suse.de>
25094 PR tree-optimization/38723
25095 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25098 2009-03-28 Jan Hubicka <jh@suse.cz>
25100 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25101 test introduced by my previous patch.
25103 2009-03-28 Richard Guenther <rguenther@suse.de>
25105 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25106 the PHIs value undefined.
25108 2009-03-28 Jan Hubicka <jh@suse.cz>
25110 * tree-pass.h (pass_fixup_cfg): New pass.
25111 * ipa-inline.c (inline_transform): Set
25112 always_inline_functions_inlined/after_inlining.
25113 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25114 (pass_fixup_cfg): New pass.
25115 * passes.c (init_optimization_passes): Add fixup_cfg.
25117 2009-03-28 Richard Guenther <rguenther@suse.de>
25119 PR tree-optimization/38458
25120 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25121 argument use the arguments copy-of value.
25123 2009-03-28 Richard Guenther <rguenther@suse.de>
25125 PR tree-optimization/38180
25126 * tree-ssa-ccp.c (get_default_value): Simplify.
25127 (likely_value): Likewise.
25128 (surely_varying_stmt_p): Properly handle VOP case.
25129 (ccp_initialize): Likewise.
25130 (ccp_fold): Handle propagating through *&.
25131 (fold_const_aggregate_ref): Also handle decls.
25133 2009-03-28 Jan Hubicka <jh@suse.cz>
25135 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25136 * cgraph.h (cgraph_node): Likewise.
25137 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25138 (cgraph_reset_node): Use process flag.
25139 (cgraph_mark_functions_to_output): Likewise.
25140 (cgraph_expand_function): Likewise.
25141 (cgraph_expand_all_functions): Likewise.
25142 (cgraph_output_in_order): Likewise.
25143 * dwarf2out.c (reference_to_unused): Likewise.
25144 * passes.c do_per_function_toporder): Likewise.
25146 2009-03-28 Jan Hubicka <jh@suse.cz>
25148 Bring from lto-branch:
25150 2008-09-03 Doug Kwan <dougkwan@google.com>
25152 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25153 enums instead of reason strings.
25154 * cgraph.c (cgraph_create_edge): Same.
25155 (cgraph_inline_failed_string): New function.
25156 * cgraph.h (cgraph_inline_failed_t): New enum type.
25157 (cgraph_inline_failed_string): New prototype.
25158 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25159 char pointer to cgraph_inline_failed_t.
25160 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25161 (cgraph_default_inline_p): Ditto.
25162 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25163 to cgraph_inline_failed_t pointer.
25164 * cif-code.def: New file.
25165 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25167 (cgraph_check_inline_limits): Change type of REASON to pointer to
25168 cgraph_inline_failed_t. Replace reason strings with enums.
25169 (cgraph_default_inline_p): Ditto.
25170 (cgraph_recursive_inlining_p): Ditto.
25171 (update_caller_keys): Change type of FAILED_REASON to
25172 cgraph_inline_failed_t.
25173 (cgraph_set_inline_failed): Change type of REASON to pointer to
25174 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25175 convert enums to strings for text output.
25176 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25177 to be of type cgraph_inline_failed_t. Replace reason strings with
25178 enums. Call cgraph_inline_failed_string to covert enums
25179 to strings for text output.
25180 (cgraph_decide_inlining): Replace reason strings with enums.
25181 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25182 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25184 * tree-inline.c (expand_call_inline): Change type of REASON
25185 to cgraph_inline_failed_t. Replace reason strings with enums.
25186 Call cgraph_inline_failed_string for text output.
25187 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25190 2009-03-28 Jan Hubicka <jh@suse.cz>
25192 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25193 cgraph_clone_node): Remove master clone handling.
25194 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25195 * cgraph.h (master_clone): Remove.
25196 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25197 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25198 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25200 2009-03-28 Jan Hubicka <jh@suse.cz>
25202 * cgraph.c (cgraph_function_body_availability): Functions declared
25203 inline are always safe to assume that it is not going to be replaced.
25205 2009-03-28 Richard Guenther <rguenther@suse.de>
25207 PR tree-optimization/38513
25208 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25209 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25210 EXC_PTR_EXPR and FILTER_EXPR.
25211 (get_ref_from_reference_ops): Likewise.
25213 2009-03-28 Richard Guenther <rguenther@suse.de>
25215 PR tree-optimization/38968
25216 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25217 Use FLOOR_MOD_EXPR to compute misalignment.
25219 2009-03-28 Richard Guenther <rguenther@suse.de>
25221 PR tree-optimization/37795
25222 * tree.h (combine_comparisons): Declare.
25223 * fold-const.c (combine_comparisons): Export.
25224 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25226 (ifcombine_iforif): Use combine_comparisons.
25228 2009-03-28 Jan Hubicka <jh@suse.cz>
25230 * tree-eh.c (inlinable_call_p): New function.
25231 (make_eh_edges): Use it.
25232 (verify_eh_edges): Use it.
25233 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25234 * except.c (reachable_next_level): Add inlinable_function argument
25235 (sjlj_find_directly_reachable_regions): Update.
25236 (add_reachable_handler): Do not set saw_any_handlers.
25237 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25238 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25239 Add new inlinable call parameter.
25240 (can_throw_internal, can_throw_external): Update.
25241 * except.h (can_throw_internal_1, can_throw_external_1,
25242 foreach_reachable_handler): Update declaration.
25244 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25246 * config/arm/t-arm-coff, config/h8300/coff.h,
25247 config/i386/i386-aout.h, config/i386/i386-coff.h,
25248 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25249 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25250 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25251 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25252 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25253 sys-types.h: Remove.
25254 * Makefile.in: Remove protoize and fixproto support and references
25256 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25257 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25259 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25260 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25261 unprotoize$(exeext).
25262 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25263 (.PHONY): Don't depend on proto.
25264 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25265 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25266 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25267 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25268 build/gen-protos.o, build/scan.o, xsys-protos.h,
25269 build/fix-header$(build_exeext), build/fix-header.o,
25270 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25271 stmp-install-fixproto): Remove.
25272 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25273 SYSCALLS.c or fixproto files.
25274 (install-common): Don't install protoize.
25275 (install-headers-tar, install-headers-cpio, install-headers-cp):
25276 Don't depend on $(STMP_FIXPROTO).
25277 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25278 install fixproto files or write out fixproto settings.
25279 (uninstall): Don't uninstall protoize.
25280 * config.gcc (use_fixproto): Remove.
25281 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25282 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25283 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25284 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25285 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25286 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25287 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25288 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25289 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25290 * config/t-vxworks (STMP_FIXPROTO): Remove.
25291 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25292 STMP_FIXPROTO): Remove.
25293 * config.in, configure: Regenerate.
25294 * crtstuff.c (gid_t, uid_t): Don't undefine.
25295 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25296 (arm-*-coff, arm-*-aout: Remove target entries.
25297 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25298 Remove mention of AIX 4.1.
25299 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25300 * doc/invoke.texi (Running Protoize): Remove.
25301 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25302 (Protoize Caveats): Remove.
25303 * tsystem.h: Update comments on headers assumed to exist.
25305 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25307 * genautomata.c: Add a new year to the copyright. Add a new
25309 (struct insn_reserv_decl): Add comments for member bypass_list.
25310 (find_bypass): Remove.
25311 (insert_bypass): New.
25312 (process_decls): Use insert_bypass.
25313 (output_internal_insn_latency_func): Output all bypasses with the
25314 same input insn in one switch case.
25316 * rtl.def (define_bypass): Describe bypass choice.
25317 * doc/md.texi (define_bypass): Ditto.
25319 2009-03-27 Richard Guenther <rguenther@suse.de>
25321 * gimplify.c (mark_addressable): Export.
25322 * tree-flow.h (mark_addressable): Declare.
25323 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25324 * tree-ssa.c (verify_phi_args): Verify that address taken
25325 variables have TREE_ADDRESSABLE set.
25327 2009-03-27 Richard Guenther <rguenther@suse.de>
25329 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25330 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25331 Do not mark decls TREE_ADDRESSABLE.
25332 (build_fold_addr_expr): Adjust.
25333 (fold_addr_expr): Remove.
25334 (fold_unary): Use build_fold_addr_expr.
25335 (fold_comparison): Likewise.
25336 (split_address_to_core_and_offset): Likewise.
25337 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25339 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25340 (gimplify_modify_expr_to_memcpy): Mark source and destination
25342 * omp-low.c (create_omp_child_function): Mark the object decl
25344 (lower_rec_input_clauses): Mark the var we take the address of
25346 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25348 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25350 PR middle-end/39315
25351 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25352 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25354 2009-03-27 Richard Guenther <rguenther@suse.de>
25356 PR tree-optimization/39120
25357 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25359 (handle_lhs_call): Process return constraints. Add escape
25360 constraints if necessary.
25361 (handle_const_call): Fill out return constraints. Make nested
25362 case more precise. Avoid consttmp if possible.
25363 (handle_pure_call): Fill out return constraints. Avoid
25364 callused if possible.
25365 (find_func_aliases): Simplify call handling.
25367 2009-03-27 Richard Guenther <rguenther@suse.de>
25369 PR tree-optimization/39120
25370 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25371 as a representative.
25372 (solve_graph): Do propagate CALLUSED.
25373 (handle_pure_call): Use a scalar constraint from CALLUSED for
25375 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25378 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25381 * c-common.c (handle_aligned_attribute): Properly check alignment
25382 overflow. Use (1U << i) instead of (1 << i).
25384 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25386 * expr.h (get_mem_align_offset): Updated.
25388 * tree.h (tree_decl_common): Change align to "unsigned int" and
25389 move it before pointer_alias_set.
25391 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25392 Jakub Jelinek <jakub@redhat.com>
25395 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25396 gr_register_operand with gr_reg_or_0_operand.
25397 (cmpxchg_rel_di): Likewise.
25398 (sync_lock_test_and_set<mode>): Likewise.
25400 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25402 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25403 (true_regnum): Likewise.
25405 * rtlanal.c (subreg_info): Moved to ...
25406 * rtl.h (subreg_info): Here. New.
25407 (subreg_get_info): New.
25409 * rtlanal.c (subreg_get_info): Make it extern.
25411 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25414 * config/i386/i386.c (ix86_abi): New.
25415 (override_options): Handle -mabi=.
25416 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25417 (ix86_call_abi_override): Likewise.
25418 (init_cumulative_args): Likewise.
25419 (function_arg_advance): Likewise.
25420 (function_arg_64): Likewise.
25421 (function_arg): Likewise.
25422 (ix86_pass_by_reference): Likewise.
25423 (ix86_function_value_regno_p): Likewise.
25424 (ix86_build_builtin_va_list_abi): Likewise.
25425 (setup_incoming_varargs_64): Likewise.
25426 (is_va_list_char_pointer): Likewise.
25427 (ix86_init_machine_status): Likewise.
25428 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25429 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25430 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25431 (ix86_function_abi): Make it static and return enum calling_abi.
25432 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25434 (ix86_fn_abi_va_list): Updated.
25436 * config/i386/i386.h (ix86_abi): New.
25437 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25438 (CONDITIONAL_REGISTER_USAGE): Likewise.
25439 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25440 (machine_function): Likewise.
25442 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25444 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25445 (STACK_BOUNDARY): Likewise.
25446 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25448 * config/i386/i386.opt (mabi=): New.
25450 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25451 return enum calling_abi.
25452 (ix86_function_type_abi): Likewise.
25453 (ix86_function_abi): Removed.
25455 * doc/invoke.texi: Document -mabi= option for x86.
25457 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25459 * builtins.c (real_dconstp): Delete.
25460 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25462 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25463 Jakub Jelinek <jakub@redhat.com>
25466 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25467 (gen_subprogram_die): When a function is explicit, generate the
25468 DW_AT_explicit attribute.
25469 * langhooks.h (struct lang_hooks_for_decls): Add
25470 function_decl_explicit_p langhook.
25471 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25472 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25474 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25476 * builtins.c (fold_builtin_memory_op): Optimize memmove
25477 into memcpy if we can prove source and destination don't overlap.
25479 * tree-inline.c: Include gt-tree-inline.h.
25480 (clone_fn_id_num): New variable.
25481 (clone_function_name): New function.
25482 (tree_function_versioning): Use it.
25483 * Makefile.in (GTFILES): Add tree-inline.c.
25485 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25487 * BASE-VER: Change to 4.5.0.
25489 2009-03-27 Xinliang David Li <davidxl@google.com>
25491 PR tree-optimization/39557
25492 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25494 2009-03-27 Xinliang David Li <davidxl@google.com>
25496 PR tree-optimization/39548
25497 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25500 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25502 * c-common.c (pointer_int_sum): Use %wd on return from
25505 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25507 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25508 on return from tree_low_cst.
25510 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25513 * ginclude/stdarg.h (va_copy): Define also for
25514 __GXX_EXPERIMENTAL_CXX0X__.
25516 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25519 * builtins.h (c_strlen): Do not warn here.
25520 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25521 * c-common.c (pointer_int_sum): Take an explicit location.
25522 Warn about offsets out of bounds.
25523 * c-common.h (pointer_int_sum): Adjust declaration.
25525 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25527 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25530 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25533 * opts.c (warn_if_disallowed_function_p): Don't assume
25534 get_callee_fndecl must return non-NULL.
25536 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25538 PR rtl-optimization/39522
25539 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25540 when reg_reloaded_valid is set.
25542 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25544 * config/spu/divv2df3.c: New file.
25545 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25546 (DPBIT_FUNCS): Filter out _div_df.
25548 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25550 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25551 a jump insn, count that jump in the distance to the loop start.
25553 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25556 * config/sh/sh.c (calc_live_regs): Fix condition for global
25557 registers except PIC_OFFSET_TABLE_REGNUM.
25559 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25562 * doc/invoke.texi (-mconsole): New.
25564 (-mno-cygwin): New.
25566 (-mnop-fun-dllimport): New.
25570 (sub section "i386 and x86-64 Windows Options"): New.
25572 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25574 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25575 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25577 2009-03-25 Richard Guenther <rguenther@suse.de>
25579 PR middle-end/39497
25580 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25583 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25585 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25586 neither of haifa/selective schedulers are working.
25588 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25590 * doc/invoke.texi (Debugging Options): Fix description of
25591 -fno-merge-debug-strings.
25593 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25595 * config/cris/libgcc.ver: New version-script.
25596 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25598 * configure.ac <GAS features, nop mnemonic>: Add pattern
25599 crisv32-*-* for "nop".
25600 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25601 * configure: Regenerate.
25603 2009-03-24 Ira Rosen <irar@il.ibm.com>
25605 PR tree-optimization/39529
25606 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25607 mark_sym_for_renaming for the tag copied to the new vector
25610 2009-03-24 Arthur Loiret <aloiret@debian.org>
25612 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25613 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25614 EXTRA_SPEC_FUNCTIONS.
25615 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25616 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25617 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25618 -march and -mtune options.
25620 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25622 * config/m68k/t-rtems: Add m5329 multilib.
25624 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25625 Jakub Jelinek <jakub@redhat.com>
25628 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25631 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25634 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25635 instead of c_parser_expression_conv, if original_code isn't one of the
25636 4 allowed comparison codes, fail.
25638 2009-03-23 Richard Guenther <rguenther@suse.de>
25640 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25641 * tree.h (struct tree_type): Likewise.
25642 * reload.h (struct insn_chain): Likewise.
25643 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25644 * function.h (struct function): Likewise.
25645 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25647 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25649 PR tree-optimization/39516
25650 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25652 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25654 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25655 should be set true if BITS_PER_WORD of target is bigger than 32
25657 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25659 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25660 Translate -B-options to -rpath-link. Correct existing
25661 rpath-link and conditionalize on !nostdlib.
25663 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25665 * doc/extend.texi (Function Attributes, Variable Attributes):
25667 * doc/invoke.texi (Debugging Options, Optimize Options)
25668 (i386 and x86-64 Options, MCore Options): Likewise.
25670 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25673 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25674 it for block local namespace aliases.
25675 (gen_decl_die): Pass context_die to gen_namespace_die.
25677 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25680 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25681 minimum or maximum value.
25683 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25685 * reginfo.c (globalize_reg): Recompute derived reg sets.
25687 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25690 * libgcc2.c (mprotect): Do not use signed arguments for
25691 VirtualProtect, use DWORD arguments. Also fix the 'may
25692 be used uninitialized' warning for the np variable.
25694 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25697 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25698 functions using regparm calling conventions when not optimizing.
25699 (ix86_function_sseregparm): Similarly for sseregparm calling
25702 2009-03-19 Li Feng <nemokingdom@gmail.com>
25704 PR middle-end/39500
25705 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25706 dependence if the first conflict is after niter iterations.
25708 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25710 PR middle-end/38609
25711 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25712 functions with dynamic stack-pointer adjustments.
25714 2009-03-19 Ben Elliston <bje@au.ibm.com>
25716 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25717 option; change to -msdata=data.
25719 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25721 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25724 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25727 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25729 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25731 * doc/invoke.texi (Code Gen Options): Expand discussion of
25734 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25736 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25737 * matrix-reorg.c (struct matrix_info): Likewise.
25738 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25739 * rtl.h (struct mem_attrs): Likewise.
25740 * df.h (struct df): Likewise.
25741 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25742 * ira-int.h (struct ira_allocno): Likewise.
25743 * df-scan.c (struct df_collection_rec): Likewise.
25744 * ira.c (struct equivalence): Likewise.
25745 * function.c (struct temp_slot): Likewise.
25746 * cfgloop.h (struct loop): Likewise.
25749 * function.c (use_register_for_decl): When not optimizing, disregard
25750 register keyword for variables with types containing methods.
25752 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25754 PR middle-end/39447
25755 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25756 (is_simple_operand): Call contains_component_ref_p before calling data
25757 reference analysis that would fail on COMPONENT_REFs.
25759 * tree-vrp.c (search_for_addr_array): Fix formatting.
25761 2009-03-18 Richard Guenther <rguenther@suse.de>
25763 * tree-vect-transform.c (vect_loop_versioning): Fold the
25764 generated comparisons.
25765 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25766 (slpeel_tree_peel_loop_to_edge): Likewise.
25768 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25770 PR middle-end/37805
25771 * opts.c (print_specific_help): In addition to `undocumented',
25772 accept `separate' and `joined' flags if passed alone. Describe
25773 output by the first matched one of those.
25774 (common_handle_option): Skip over empty strings.
25775 * gcc.c (display_help): Fix help string for `--help='.
25776 * doc/invoke.texi (Option Summary, Overall Options): With
25777 `--help=', classes and qualifiers can both be repeated, but
25778 only the latter can be negated. One should not pass only
25779 negated qualifiers. Fix markup and examples.
25782 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25783 PR middle-end/37805
25784 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25785 and -fhelp=separate.
25787 2009-03-17 Jing Yu <jingyu@google.com>
25789 PR middle-end/39378
25790 * function.h (struct rtl_data): Move is_thunk from here...
25791 (struct function): ...to here.
25792 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25793 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25795 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25797 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25798 (alpha_output_function_end_prologue): Likewise.
25799 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25800 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25801 (rs6000_output_function_epilogue): Likewise.
25802 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25804 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25807 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25808 from different units in a single alternative.
25809 (*truncdfsf_i387): Ditto.
25810 (*truncxfsf2_mixed): Ditto.
25811 (*truncxfdf2_mixed): Ditto.
25813 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25815 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25816 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25819 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25820 unused non-artificial variables when not optimizing.
25823 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25824 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25825 NAMESPACE_DECL in its DECL_INITIAL.
25827 PR middle-end/39443
25828 * optabs.c (set_user_assembler_libfunc): New function.
25829 * expr.h (set_user_assembler_libfunc): New prototype.
25830 * c-common.c: Include libfuncs.h.
25831 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25832 for memcmp, memset, memcpy, memmove and abort.
25833 * Makefile.in (c-common.o): Depend on libfuncs.h.
25836 * dwarf2out.c (gen_inlined_enumeration_type_die,
25837 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25838 gen_tagged_type_instantiation_die): Removed.
25839 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25842 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25845 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25847 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25848 (check-parallel-%): Ditto.
25849 (check-consistency): Ditto.
25851 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25853 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25854 local variable rhs by NULL_TREE.
25856 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25859 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25861 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25864 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25866 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25869 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25870 for ms->sysv ABI calls only in 64bit mode.
25872 * config/i386/i386.md (untyped_call): Support 32bit.
25874 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25876 * doc/extend.texi: Replace x86_65 with x86_64.
25878 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25880 PR tree-optimization/39455
25881 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25882 mismatches for POINTER_TYPE_P (type).
25883 (number_of_iterations_le): Likewise.
25885 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25887 * config/picochip/picochip.c: Removed profiling support.
25888 * config/picochip/picochip.md: Removed profiling instruction.
25889 * config/picochip/picochip.h: Removed profiling builtin.
25891 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25893 * doc/install.texi (--with-host-libstdcxx): Document.
25895 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25898 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25899 generate a warning if the function name does not begin with
25900 "__vector" and the function has either the 'signal' or 'interrupt'
25901 attribute, from here to ...
25902 (avr_declare_function_name): ...here. New function.
25903 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25904 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25906 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25909 * cse.c (fold_rtx): Don't modify original const_arg1 when
25910 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25911 separate variable instead.
25912 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25913 from out of range shift counts.
25914 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25916 2009-03-13 Catherine Moore <clm@codesourcery.com>
25918 * config/i386/x-mingw32 (host-mingw32.o): Replace
25919 diagnostic.h with $(DIAGNOSTIC_H).
25921 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25924 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25926 * config/i386/sync.md (sync_compare_and_swap<mode>,
25927 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25928 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25930 (sync_double_compare_and_swapdi_pic,
25931 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25932 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25934 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25937 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25939 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25942 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25943 (avx_addsubv4df3): Likewise.
25944 (*avx_addsubv4sf3): Likewise.
25945 (sse3_addsubv4sf3): Likewise.
25947 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25950 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25952 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25955 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25956 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25957 registers for allocnos created from user-defined variables.
25959 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25962 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25963 of non-integer mode as well.
25965 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25967 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25968 for functions for which the parameter types are unknown.
25970 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25973 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25974 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25975 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25976 * config/i386/i386.c (ix86_local_alignment): For
25977 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25978 long long variables on the stack to avoid dynamic realignment.
25979 Allow the first argument to be a decl rather than type.
25980 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25982 2009-03-11 Nick Clifton <nickc@redhat.com>
25985 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25987 Add description to mno-lsim option.
25988 * config/mcore/mcore.h: Remove comment about deprecated m4align
25990 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25991 * doc/invoke.texi: Add description of mno-lsim and
25992 mstack-increment options.
25994 * config/fr30/fr30.opt: Document the -mno-lsim option.
25995 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25996 and -mno-lsim options.
25998 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26000 * fold-const.c (fold_comparison): Only call fold_inf_compare
26001 if the mode supports infinities.
26003 2009-03-11 Jason Merrill <jason@redhat.com>
26006 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26007 end already did. Notice GIMPLE_CALL modifications of the result.
26008 Don't copy debug information from an ignored decl or a decl from
26011 2009-03-10 Richard Guenther <rguenther@suse.de>
26012 Nathan Froyd <froydnj@codesourcery.com>
26014 PR middle-end/37850
26015 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26016 (__divMODE3): Likewise.
26018 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26020 PR tree-optimization/39394
26021 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26022 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26024 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26026 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26027 inline asms for register asm ("") declarations.
26029 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26031 * fold-const.c (fold_unary): Fix comment.
26033 2009-03-07 Jan Hubicka <jh@suse.cz>
26036 * tree-inline.c (setup_one_parameter): Do replacement of const
26037 argument by constant in SSA form.
26039 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26041 PR middle-end/38028
26042 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26043 determine alignment passed to assign_stack_local.
26044 (assign_parms_unsplit_complex): Likewise.
26045 * except.c (sjlj_build_landing_pads): Likewise.
26047 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26049 PR middle-end/39360
26050 * tree-flow.h (add_referenced_var): Return bool instead of void.
26051 * tree-dfa.c (add_referenced_var): Return result of
26052 referenced_var_check_and_insert call.
26053 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26054 of referenced_var_check_and_insert.
26057 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26058 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26059 DIE, don't emit it if abstract origin already has it.
26060 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26061 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26063 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26065 * genpreds.c (needs_variable): Fix parentheses at variable name
26067 (write_tm_constrs_h): Indent generated code.
26069 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26071 * doc/extend.texi (Function Attributes): Add documentation
26072 for isr attributes.
26074 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26077 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26078 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26080 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26082 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26085 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26088 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26089 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26091 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26093 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26094 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26095 constants instead of magic numbers.
26096 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26098 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26099 (x86_64_ms_abi_int_parameter_registers): Ditto.
26100 (x86_64_int_return_registers): Ditto.
26101 (ix86_maybe_switch_abi): Ditto.
26102 (ix86_expand_call): Ditto for clobbered_registers array.
26103 (ix86_hard_regno_mode_ok): Ditto.
26104 (x86_extended_QIreg_mentioned_p): Ditto.
26106 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26108 PR tree-optimization/39349
26109 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26111 * combine.c (gen_lowpart_for_combine): Use omode when generating
26114 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26116 PR rtl-optimization/39235
26117 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26119 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26121 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26123 2009-03-04 Richard Guenther <rguenther@suse.de>
26125 PR tree-optimization/39362
26126 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26127 that occur in abnormal PHIs should be varying.
26129 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26131 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26133 (simple_iv): Take loop as an argument instead of statement.
26134 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26135 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26137 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26139 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26140 * matrix-reorg.c (analyze_transpose): Ditto.
26141 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26142 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26143 * tree-predcom.c (ref_at_iteration): Ditto.
26144 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26146 2009-03-04 Richard Guenther <rguenther@suse.de>
26148 PR tree-optimization/39358
26149 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26150 escaped_id and callused_id.
26151 (solve_graph): Likewise.
26153 2009-03-04 Richard Guenther <rguenther@suse.de>
26155 PR tree-optimization/39339
26156 * tree-sra.c (try_instantiate_multiple_fields): Make it
26157 no longer ICE on the above.
26159 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26161 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26162 that fits within Pmode.
26164 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26166 PR middle-end/10109
26167 * tm.texi (LIBCALL_VALUE): Update description.
26169 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26171 PR middle-end/34443
26172 * doc/extend.texi (section): Update description.
26174 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26176 PR middle-end/39345
26177 * tree-inline.c (remapped_type): New.
26178 (can_be_nonlocal): Call remapped_type instead of remap_type.
26180 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26183 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26184 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26186 2009-03-03 Richard Guenther <rguenther@suse.de>
26188 PR middle-end/39272
26189 * tree.c (tree_nonartificial_location): New function.
26190 * tree.h (tree_nonartificial_location): Declare.
26191 * builtins.c (expand_builtin_memory_chk): Provide location
26192 of the call location for artificial function pieces.
26193 (maybe_emit_chk_warning): Likewise.
26194 (maybe_emit_sprintf_chk_warning): Likewise.
26195 (maybe_emit_free_warning): Likewise.
26196 * expr.c (expand_expr_real_1): Likewise.
26198 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26200 PR tree-optimization/39343
26201 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26202 COMPONENT_REF t has ARRAY_TYPE.
26204 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26206 PR middle-end/39335
26207 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26208 when the type precision of the induction variable should be
26209 larger than the type precision of nit.
26210 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26211 * graphite.c (graphite_loop_normal_form): Same.
26212 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26214 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26216 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26217 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26218 numbers to describe clobbered registers.
26219 (*call_value_0_rex64_ms_sysv): Ditto.
26220 * config/i386/mmx.md (mmx_emms): Ditto.
26221 (mmx_femms): Ditto.
26223 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26225 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26228 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26230 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26231 (spu_section_type_flags): New function.
26233 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26235 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26236 reg_class_contents of FLOAT_REGS into a temporary.
26238 2009-03-02 Richard Guenther <rguenther@suse.de>
26239 Ira Rosen <irar@il.ibm.com>
26241 PR tree-optimization/39318
26242 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26243 information to the vectorized statement.
26245 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26247 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26248 variable. Use defined names instead of magic constants for REX SSE
26251 2009-03-01 Richard Guenther <rguenther@suse.de>
26253 PR tree-optimization/39331
26254 * omp-low.c (lower_send_shared_vars): Do not receive new
26255 values for the reference of DECL_BY_REFERENCE parms or results.
26257 2009-03-01 Jan Hubicka <jh@suse.cz>
26260 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26261 BLOCK_NONLOCALIZED_VAR): New macros.
26262 (tree_block): Add nonlocalized_vars.
26263 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26264 gen_decl_die): Add origin argument. Allow generation of die with
26265 origin at hand only.
26266 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26267 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26269 (gen_block_die): Fix checking for unused blocks.
26270 (process_scope_var): Break out from .... ; work with origins only.
26271 (decls_for_scope) ... here; process nonlocalized list.
26272 (dwarf2out_ignore_block): Look for nonlocalized vars.
26273 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26275 (dump_scope_block): Dump them.
26276 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26277 (remap_block): Likewise.
26278 (can_be_nonlocal): New predicate.
26279 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26281 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26283 * configure: Regenerate.
26285 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26287 * optc-gen.awk: No need to duplicate option flags twice.
26288 Reuse help texts for duplicate options which do not have any.
26290 * gcc.c (display_help): Document --version.
26292 * gcc.c (main): If print_help_list and verbose_flag, ensure
26293 driver output comes before subprocess output.
26295 * optc-gen.awk: Assign all remaining fields to help string,
26296 space-separated, for multi-line help in *.opt.
26298 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26299 -Wno-pedantic-ms-format is for MinGW targets only.
26301 * doc/options.texi (Option file format): Fix bad indentation,
26302 restoring dropped sentence.
26304 2009-02-28 Jan Hubicka <jh@suse.cz>
26306 * tree-inline.c (tree_function_versioning): Output debug info.
26308 2009-02-28 Jan Hubicka <jh@suse.cz>
26311 * tree-inline.c (setup_one_parameter): Do not copy propagate
26312 arguments when not optimizing.
26314 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26317 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26318 (avx_addsubv4df3): Likewise.
26319 (*avx_addsubv4sf3): Likewise.
26320 (sse3_addsubv4sf3): Likewise.
26321 (*avx_addsubv2df3): Likewise.
26322 (sse3_addsubv2df3): Likewise.
26323 (avx_unpckhps256): Correct item selectors.
26324 (avx_unpcklps256): Likewise.
26325 (avx_unpckhpd256): Likewise.
26326 (avx_unpcklpd256): Likewise.
26328 2009-02-28 Jan Hubicka <jh@suse.cz>
26330 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26332 (copy_arguments_for_versioning): If var is declared don't declare it.
26333 (tree_function_versioning): First setup substitutions and then copy
26336 2009-02-27 Jan Hubicka <jh@suse.cz>
26339 * cgraph.h (varpool_output_debug_info): Remove.
26340 * cgraphunit.c (varpool_output_debug_info): Remove.
26341 * dwarf2out.c (deferred_locations_struct): New struct
26342 (deferred_locations): New type.
26343 (deferred_locations_list): New static var.
26344 (deffer_location): New function.
26345 (gen_variable_die): Use it.
26346 (decls_for_scope): Output info on local static vars.
26347 (dwarf2out_finish): Process deferred locations.
26348 * varpool.c (varpool_output_debug_info): Remove.
26350 2009-02-27 Jan Hubicka <jh@suse.cz>
26353 * tree.h (TREE_PROTECTED): Fix comment.
26354 (BLOCK_HANDLER_BLOCK): Remove.
26355 (struct tree_block): Remove handler_block add body_block.
26356 (inlined_function_outer_scope_p): New.
26357 (is_body_block): Remove.
26358 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26359 * dwarf2out.c (is_inlined_entry_point): Remove.
26360 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26361 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26363 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26364 * gimplify.c (gimplify_expr): Gimplify body blocks.
26365 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26366 block with multiple subblocks.
26367 (dump_scope_block): Prettier output; dump more flags and info.
26368 (dump_scope_blocks): New.
26369 (remove_unused_locals): Use dump_scope_blocks.
26370 * tree-flow.h (dump_scope_blocks): Declare.
26371 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26372 * stmt.c (is_body_block): Remove.
26373 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26374 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26376 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26378 PR middle-end/39308
26379 * graphite.c (graphite_loop_normal_form): Do not call
26380 number_of_iterations_exit from a gcc_assert.
26382 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26384 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26385 jumps if COND is NULL.
26386 (find_cond_jump): New function.
26387 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26388 * config/s390/s390.md: Remove z10_cobra attribute value.
26390 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26392 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26393 force_const_mem returns NULL_RTX.
26395 2009-02-26 Jan Hubicka <jh@suse.cz>
26398 * cgraph.h (varpool_output_debug_info): Remove.
26399 * cgraphunit.c (varpool_output_debug_info): Remove.
26400 * dwarf2out.c (deferred_locations_struct): New struct
26401 (deferred_locations): New type.
26402 (deferred_locations_list): New static var.
26403 (deffer_location): New function.
26404 (gen_variable_die): Use it.
26405 (decls_for_scope): Output info on local static vars.
26406 (dwarf2out_finish): Process deferred locations.
26407 * varpool.c (varpool_output_debug_info): Remove.
26409 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26411 PR rtl-optimization/39241
26412 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26413 to subreg_offset_representable_p.
26415 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26417 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26418 execute function prototype. Get f and nregs from max_reg_num
26419 and get_insns. Remove the first backward pass as it's dead,
26420 guard the forward pass by flag_expensive_optimizations.
26421 (rest_of_handle_regmove): Delete.
26422 (pass_regmove): Replace it with regmove_optimize.
26424 2009-02-25 Martin Jambor <mjambor@suse.cz>
26426 PR tree-optimization/39259
26427 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26428 calls_alloca function flags.
26429 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26430 calls are detected.
26432 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26434 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26435 flags_set_1_rtx, flags_set_1_set): Delete.
26436 (regmove_optimize): Do not call mark_flags_life_zones.
26438 2009-02-24 Julian Brown <julian@codesourcery.com>
26441 * config/arm/arm.c (require_pic_register): Only set
26442 cfun->machine->pic_reg once per function.
26444 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26446 * doc/invoke.texi (Link Options): Document an easier way to pass
26447 options that take arguments to the GNU linker using -Xlinker and -Wl.
26449 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26452 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26454 2009-02-24 Richard Guenther <rguenther@suse.de>
26457 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26459 2009-02-24 Richard Guenther <rguenther@suse.de>
26460 Zdenek Dvorak <ook@ucw.cz>
26462 PR tree-optimization/39233
26463 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26464 from converting them to a generic type.
26466 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26468 PR tree-optimization/39260
26469 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26470 contains a condition with a real type.
26471 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26473 2009-02-23 Jason Merrill <jason@redhat.com>
26476 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26477 narrowing_initializer_constant_valid_p.
26478 (narrowing_initializer_constant_valid_p): Don't return
26479 null_pointer_node for adding a pointer to itself.
26481 2009-02-23 Jan Hubicka <jh@suse.cz>
26484 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26487 2009-02-23 Jan Hubicka <jh@suse.cz>
26489 PR tree-optimization/37709
26490 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26491 * tree.h (block_ultimate_origin): Declare.
26492 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26493 * tree-ssa-live.c (remove_unused_scope_block_p):
26494 Eliminate blocks containig no instructions nor live variables nor
26496 (dump_scope_block): New function.
26497 (remove_unused_locals): Enable removal of dead blocks by default;
26498 enable dumping at TDF_DETAILS.
26500 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26502 * config/i386/i386.c (classify_argument): Don't allow COImode
26504 (function_arg_advance_32): Don't allow OImode.
26505 (function_arg_32): Likewise.
26506 (function_value_32): Likewise.
26507 (return_in_memory_32): Likewise.
26508 (function_arg_64): Remove OImode comment.
26510 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26513 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26514 ix86_expand_vector_set for V4DImode in 64bit mode only.
26515 (ix86_expand_vector_init_one_var): Likewise.
26517 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26519 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26521 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26524 * loop-iv.c: Revert last change.
26525 * emit-rtl.c: Likewise.
26527 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26530 * config/i386/i386.c (type_natural_mode): Remove an extra
26531 space in the warning message.
26532 (function_value_32): Handle 32-byte vector modes.
26533 (return_in_memory_32): Likewise.
26535 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26537 * loop-iv.c (truncate_value): New function.
26538 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26540 (lowpart_subreg): Move to...
26541 * emit-rtl.c: ...here.
26543 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26545 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26546 accidental and undocumented change at revision 140860.
26548 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26550 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26551 take gimple_seq * arguments.
26552 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26553 types_compatible_p langhook.
26555 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26556 Joseph Myers <joseph@codesourcery.com>
26558 * config/arm/arm.c (arm_builtin_va_list): New function.
26559 (arm_expand_builtin_va_start): Likewise.
26560 (arm_gimplify_va_arg_expr): Likewise.
26561 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26562 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26563 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26564 (va_list_type): New variable.
26565 (arm_mangle_type): Mangle va_list_type appropriately.
26567 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26569 PR middle-end/39157
26570 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26571 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26572 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26573 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26574 parameter to 1000 for -O1 by default.
26575 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26577 * loop-invariant.c: Include params.h.
26578 (move_loop_invariants): Don't call move_single_loop_invariants on
26581 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26583 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26584 offset when calculating bounds for indexing stack_usage_map. Fixes
26585 a buffer overflow with certain target setups.
26587 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26590 * calls.c (expand_call): Clear try_tail_call if caller and callee
26591 disagree in promotion of function return value.
26593 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26596 * c-common.c (c_determine_visibility): If visibility changed and
26597 DECL_RTL has been already set, call make_decl_rtl to update symbol
26600 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26603 * varasm.c (assemble_variable): Don't check DECL_NAME when
26604 globalizing a variable.
26606 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26609 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26610 expression before any __builtin_trap call.
26611 * c-typeck.c (build_function_call): Convert and check function
26612 arguments before generating a call to a trap. Evaluate the
26613 function arguments before the trap.
26615 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26618 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26619 (UNSPEC_FXAM_MEM): New unspec.
26620 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26621 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26622 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26624 2009-02-19 Richard Guenther <rguenther@suse.de>
26626 PR tree-optimization/39207
26627 PR tree-optimization/39074
26628 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26629 storedanything_tree): New.
26630 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26631 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26632 (build_succ_graph): Add edges from STOREDANYTHING to all
26634 (init_base_vars): Initialize STOREDANYTHING.
26635 (compute_points_to_sets): Free substitution info after
26636 building the succ graph.
26637 (ipa_pta_execute): Likewise.
26639 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26641 (do_ds_constraint): Do not add to special var or non-pointer
26643 (type_could_have_pointers): Split out from ...
26644 (could_have_pointers): ... here. For arrays use the element type.
26645 (create_variable_info_for): Initialize may_have_pointers.
26646 (new_var_info): Likewise.
26647 (handle_lhs_call): Make the HEAP variable unknown-sized.
26648 (intra_create_variable_infos): Use a type with pointers for
26649 PARM_NOALIAS, make it unknown-sized.
26651 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26654 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26656 2009-02-18 Jason Merrill <jason@redhat.com>
26659 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26660 value if DECL_EXTERNAL.
26661 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26662 * target.h (gcc_target::binds_local_p): Clarify "module".
26663 * tree.h (TREE_PUBLIC): Clarify "module".
26665 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26668 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26669 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26671 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26674 * c.opt (Wabi): Support C and ObjC.
26677 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26679 * config/i386/i386.c (classify_argument): Warn once about the ABI
26680 change when passing union with long double.
26682 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26684 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26687 * c-parser.c (c_parser_compound_statement): Always enter and leave
26690 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26693 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26695 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26697 PR tree-optimization/36922
26698 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26699 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26702 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26704 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26707 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26709 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26711 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26713 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26716 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26717 Richard Sandiford <rdsandiford@googlemail.com>
26719 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26720 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26721 (loongson_biadd): ...this.
26723 2009-02-17 Richard Guenther <rguenther@suse.de>
26725 PR tree-optimization/39202
26726 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26727 a var make sure to follow existing collapses.
26729 2009-02-17 Richard Guenther <rguenther@suse.de>
26731 PR middle-end/39214
26732 * langhooks.c (lhd_print_error_function): Check for NULL block.
26734 2009-02-17 Richard Guenther <rguenther@suse.de>
26736 PR tree-optimization/39204
26737 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26740 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26742 * config/soft-fp/double.h: Update from glibc CVS.
26744 2009-02-17 Richard Guenther <rguenther@suse.de>
26746 PR tree-optimization/39207
26747 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26748 strict-aliasing warnings for pointers pointing to NULL.
26750 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26753 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26754 skipping until next close brace.
26756 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26759 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26760 to function argument boundary.
26762 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26764 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26765 in the lea_add. Reload eventually constraints it properly.
26766 * config/picochip/constraints.md: Remove the target constraint
26767 "b", since it is not needed anymore.
26769 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26771 * gthr-dce.h: Uglify function parameter and local variable names.
26772 * gthr-gnat.h: Likewise.
26773 * gthr-mipssde.h: Likewise.
26774 * gthr-nks.h: Likewise.
26775 * gthr-posix95.h: Likewise.
26776 * gthr-posix.h: Likewise.
26777 * gthr-rtems.h: Likewise.
26778 * gthr-single.h: Likewise.
26779 * gthr-solaris.h: Likewise.
26780 * gthr-tpf.h: Likewise.
26781 * gthr-vxworks.h: Likewise.
26782 * gthr-win32.h: Likewise.
26784 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26787 * config/i386/i386.md: Restrict the new peephole2 to move
26788 between MMX/SSE registers.
26790 2009-02-15 Richard Guenther <rguenther@suse.de>
26793 2009-02-13 Richard Guenther <rguenther@suse.de>
26795 * configure.ac: Enable LFS.
26796 * configure: Re-generate.
26797 * config.in: Likewise.
26799 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26801 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26802 spu_srqwbyte, spu_srqwbytebc): Define.
26803 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26804 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26805 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26806 "shrqby_<mode>"): New insn-and-split patterns.
26807 * config/spu/spu.c (expand_builtin_args): Determine and return
26808 number of operands using spu_builtin_description data.
26809 (spu_expand_builtin_1): Use it.
26811 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26814 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26817 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26820 * config/i386/i386.c (override_options): Correct warning
26821 messages for -malign-loops, -malign-jumps and -malign-functions.
26823 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26826 * config/i386/i386.md: Restrict the new peephole2 to move
26827 between the general purpose registers.
26829 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26832 * config/i386/i386.c (type_natural_mode): Add a new argument.
26833 Return the original mode and warn ABI change if vector size is 32byte.
26834 (function_arg_advance): Updated.
26835 (function_arg): Likewise.
26836 (ix86_function_value): Likewise.
26837 (ix86_return_in_memory): Likewise.
26838 (ix86_sol10_return_in_memory): Likewise.
26839 (ix86_gimplify_va_arg): Likewise.
26840 (function_arg_32): Don't warn ABX ABI change here.
26841 (function_arg_64): Likewise.
26843 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26845 * loop-iv.c (implies_p): In the final case, test that operands 0
26846 of the two comparisons match.
26848 * config/bfin/bfin.c (find_prev_insn_start): New function.
26849 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26850 (find_next_insn_start): Move.
26852 2009-02-13 Richard Guenther <rguenther@suse.de>
26854 * configure.ac: Enable LFS.
26855 * configure: Re-generate.
26856 * config.in: Likewise.
26858 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26861 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26862 sizes on syntax error after some arguments have been parsed.
26864 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26866 * doc/invoke.texi (-fira): Remove.
26868 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26870 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26871 * recog.c: Likewise.
26874 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26876 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26877 (umul_ppmm): Likewise.
26878 (count_leading_zeros): Likewise.
26879 (count_trailing_zeros): Likewise.
26880 (UMUL_TIME): Likewise.
26882 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26884 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26885 soft-fp/t-softfp to tmake_file.
26887 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26888 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26889 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26890 IA64_BUILTIN_INFQ]: New.
26891 (ia64_init_builtins): Initialize __builtin_infq,
26892 __builtin_fabsq and __builtin_copysignq if not HPUX.
26893 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26894 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26896 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26898 (__fixtfti): Likewise.
26899 (__fixunstfti): Likewise.
26900 (__floattitf): Likewise.
26902 * config/ia64/libgcc-glibc.ver: New.
26903 * config/ia64/t-fprules-softfp: Likewise.
26904 * config/ia64/sfp-machine.h: Likewise.
26906 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26907 (LIBGCC2_TF_CEXT): Likewise.
26908 (TF_SIZE): Likewise.
26909 (TARGET_INIT_LIBFUNCS): Likewise.
26911 * config/ia64/t-glibc (SHLINB_MAPFILES):
26912 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26914 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26916 * config/i386/i386.c (construct_container): Rewrite processing
26917 BLKmode with X86_64_SSE_CLASS.
26919 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26922 * config/i386/i386.md: Replace simplify_replace_rtx with
26923 replace_rtx in the new peephole2.
26925 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26927 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26928 loop unrolling do not happen at -O2.
26930 2009-02-12 Michael Matz <matz@suse.de>
26932 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26934 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26936 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26939 2009-02-12 Ben Elliston <bje@au.ibm.com>
26941 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26942 patterns when updating the back chain. Missed in the 2009-02-10
26945 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26947 * doc/extend.texi (Decimal Floating Types): Update identifier of
26948 draft TR and list of missing support.
26950 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26952 PR middle-end/39154
26953 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26954 bit to variable length decl's flags, add it also to its
26955 pointer replacement variable.
26957 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26958 Jakub Jelinek <jakub@redhat.com>
26961 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26962 (memory_blockage): New expander.
26963 (*memory_blockage): New insn pattern.
26964 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26965 instead of general blockage at the end of function prologue when
26966 frame pointer is used to access red zone area. Do not emit blockage
26967 when profiling, it is emitted in generic code.
26968 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26969 function epilogue when frame pointer is used to access red zone area.
26971 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26974 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26975 by arithmetic with memory operands.
26976 * config/i386/predicates.md (commutative_operator): New.
26978 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26980 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26983 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26985 * alias.h (record_alias_subset): Declare.
26986 * alias.c (record_alias_subset): Make global.
26988 2009-02-10 Nick Clifton <nickc@redhat.com>
26990 * tree-parloops.c: Change license to GPLv3.
26991 * ipa-struct-reorg.c: Change license to GPLv3.
26992 * ipa-struct-reorg.h: Change license to GPLv3.
26994 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26997 * c-decl.c (start_struct): Return NULL on error.
26999 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27001 PR middle-end/39124
27002 * cfgloopmanip.c (remove_path): Call remove_bbs after
27003 cancel_loop_tree, not before it.
27006 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27007 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27008 VAR_DECLs were seen.
27009 * tree-ssa-live.c (remove_unused_locals): Recompute
27010 cfun->has_local_explicit_reg_vars.
27011 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27012 copies or clearings if cfun->has_local_explicit_reg_vars.
27014 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27017 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27018 of function prologue when frame pointer is used to access
27021 2009-02-10 Richard Guenther <rguenther@suse.de>
27023 PR middle-end/39127
27024 * gimplify.c (gimple_regimplify_operands): Always look if
27025 we need to create a temporary.
27027 2009-02-10 Richard Guenther <rguenther@suse.de>
27029 PR tree-optimization/39132
27030 * tree-loop-distribution.c (todo): New global var.
27031 (generate_memset_zero): Trigger TODO_rebuild_alias.
27032 (tree_loop_distribution): Return todo.
27034 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27037 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27038 (x86_64_reg_class_name): Removed.
27039 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27040 first one isn't X86_64_SSE_CLASS or any other ones aren't
27041 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27042 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27043 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27044 and 3 X86_64_SSEUP_CLASS.
27045 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27046 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27048 2009-02-10 Ben Elliston <bje@au.ibm.com>
27050 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27051 form instruction to update the stack back chain word, even if the
27052 user has disabled the generation of update instructions.
27053 (movdi_<mode>_update_stack): New.
27054 (movsi_update_stack): Likewise.
27055 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27056 always use an update form instruction to update the stack back
27059 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27061 PR middle-end/38953
27062 * graphite.c (if_region_set_false_region): After moving a region in
27063 the false branch of a condition, remove the empty dummy basic block.
27064 (gloog): Remove wrong fix for PR38953.
27066 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27068 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27069 generation due to implicit sign extension.
27071 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27073 PR middle-end/38981
27074 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27075 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27077 2009-02-09 Richard Guenther <rguenther@suse.de>
27079 PR middle-end/35202
27080 * convert.c (convert_to_real): Disable (float)fn((double)x)
27081 to fnf(x) conversion if errno differences may occur and
27082 -fmath-errno is set.
27084 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27086 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27087 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27088 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27090 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27093 * c-common.c (handle_alias_attribute): Disallow attribute for
27094 anything not a FUNCTION_DECL or VAR_DECL.
27096 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27099 * real.c (do_compare): Special-case compare of zero against
27100 decimal float value.
27102 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27105 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27106 as indicating flexible array members unless the field itself is
27107 being declarared as the incomplete array.
27109 2009-02-06 Jan Hubicka <jh@suse.cz>
27111 PR tree-optimization/38844
27112 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27113 is already inlined.
27115 2009-02-06 Richard Guenther <rguenther@suse.de>
27117 PR middle-end/38977
27118 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27119 fork because we may expand it as __gcov_fork.
27121 2009-02-06 Nick Clifton <nickc@redhat.com>
27123 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27125 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27127 PR tree-optimization/35659
27128 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27129 vn_phi_eq): Shortcut if hashcode does not match.
27130 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27132 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27133 and avoid iterative_hash_expr.
27134 (FOR_EACH_VALUE_ID_IN_SET): New.
27135 (value_id_compare): Remove.
27136 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27137 sort expressions by value id.
27139 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27142 * config/sh/predicates.md (general_movsrc_operand): Don't check
27143 the subreg of system registers here.
27145 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27148 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27149 on the copied decl.
27151 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27153 PR rtl-optimization/39110
27154 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27155 addresses, not aligned ones.
27157 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27158 Richard Guenther <rguenther@suse.de>
27160 PR tree-optimization/39100
27161 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27162 comment says and add edges.
27164 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27167 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27168 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27170 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27172 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27173 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27174 register_bb_in_sese, new_sese, free_sese): Moved.
27175 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27176 outermost_loop_in_scop, build_scop_iteration_domain,
27177 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27178 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27179 Use loop_in_sese_p instead of loop_in_scop_p.
27180 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27181 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27182 (scopdet_basic_block_info): Fix bug in scop detection.
27183 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27184 eq_loop_to_cloog_loop): Remove.
27185 (nb_loops_around_loop_in_scop, nb_loop
27186 ref_nb_loops): Moved here...
27187 * graphite.h (ref_nb_loops): ... from here.
27188 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27189 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27190 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27192 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27193 Hans-Peter Nilsson <hp@axis.com>
27195 PR rtl-optimization/37889
27196 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27197 Move offset handling from PLUS to before the switch. Use new
27198 arguments when considering SYMBOL_REFs too.
27199 (rtx_addr_can_trap_p): Pass dummy offset and size.
27200 (enum may_trap_p_flags): Remove.
27201 (may_trap_p_1): Pass size from MEM_SIZE.
27203 PR rtl-optimization/38921
27204 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27205 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27206 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27207 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27209 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27211 AVX Programming Reference (January, 2009)
27212 * config/i386/sse.md (*vpclmulqdq): New.
27214 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27216 PR tree-optimization/38977
27217 PR gcov-profile/38292
27218 * calls.c (special_function_p): Disregard __builtin_ prefix.
27220 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27222 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27223 non-indexable addresses even before reload.
27225 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27228 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27229 as having variable size. Do not give an error for unnamed
27230 parameters with [*] declarators. Give a warning for type names
27231 with [*] declarators and mark them as variable size.
27232 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27233 for sizeof applied to [*] type names.
27235 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27238 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27240 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27242 * gcc.c (process_command): Update copyright notice dates.
27243 * gcov.c (print_version): Likewise.
27244 * gcov-dump.c (print_version): Likewise.
27245 * mips-tfile.c (main): Likewise.
27246 * mips-tdump.c (main): Likewise.
27248 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27251 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27252 for composite type involving a zero-length array type.
27254 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27257 * function.c (match_asm_constraints_1): Skip over
27258 initial optional % in the constraint.
27260 PR inline-asm/39059
27261 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27262 supported, don't accept FIXED_CSTs.
27263 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27264 and _Sat is used without _Fract/_Accum. Set specs->type to
27265 integer_type_node for cts_fract/cts_accum if fixed point is not
27268 2009-02-02 Catherine Moore <clm@codesourcery.com>
27270 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27272 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27274 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27275 (ABI_HAS_64BIT_SYMBOLS): Use it.
27276 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27278 2009-02-02 Paul Brook <paul@codesourcery.com>
27280 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27282 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27284 PR inline-asm/39058
27285 * recog.h (asm_operand_ok): Add constraints argument.
27286 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27287 recurse on matching constraint.
27288 (check_asm_operands): Pass constraints as 3rd argument to
27289 asm_operand_ok. Don't look up matching constraint here.
27290 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27293 2009-02-02 Ben Elliston <bje@au.ibm.com>
27295 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27296 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27298 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27300 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27301 information. Remove some obsolete information. Reorganize.
27303 * config/pa/fptr.c: Revert license to GPL 2.
27304 * config/pa/milli64.S: Likewise.
27306 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27309 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27310 LIBRARY name in, instead of hard-coding it.
27311 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27312 extra target make frag to tmake_files according to EH model.
27313 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27314 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27315 frags that define makefile variable EH_MODEL appropriately.
27316 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27317 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27318 to "-sjlj" according to type of EH configured.
27319 (LIBGCC_SONAME): Concatenate it to shared library base name.
27320 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27321 to "_sjlj" according to type of EH configured.
27322 (LIBGCC_SONAME): Concatenate it to shared library base name.
27323 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27324 (SHLIB_LINK): Add missing semicolon to if-else construct.
27325 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27326 string value of "pe_dll" command-line option.
27327 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27328 (SHLIB_SONAME): Use it when overriding t-cygming default.
27329 (SHLIB_IMPLIB): Override t-cygming default.
27330 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27331 string value of "pe_dll" command-line option.
27333 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27336 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27337 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27339 2009-01-31 Richard Guenther <rguenther@suse.de>
27341 PR tree-optimization/38937
27342 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27343 computing the transitive closure.
27345 2009-01-30 Richard Guenther <rguenther@suse.de>
27347 PR tree-optimization/39041
27348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27349 Propagate variable indices only if the types match for this stmt.
27351 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27354 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27355 inline but never defined.
27357 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27359 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27360 (*insv_h_di_reg_extimm): New insn.
27361 (*insv_l<mode>_reg_extimm): New insn.
27363 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27365 * config/picochip/picochip.c (flag_conserve_stack): set
27366 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27367 fconserve-stack. Reduce call-overhead used by inliner.
27369 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27372 * common.opt (flag_conserve_stack): Initialised to zero.
27374 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27377 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27378 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27381 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27383 * ira-color.c (allocno_reload_assign): Update comments.
27384 * regmove.c (regmove_optimize): Likewise.
27388 2009-01-29 Robert Millan <rmh@aybabtu.com>
27390 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27391 * config/i386/kopensolaris-gnu.h: New file. Undefine
27392 `MD_UNWIND_SUPPORT'.
27393 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27395 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27397 PR tree-optimization/39007
27398 * tree-loop-distribution.c (generate_builtin): Use
27399 recompute_dominator to compute the immediate dominator of the
27400 basic block just after the loop.
27402 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27404 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27405 (ASM_OUTPUT_DWARF_PCREL): Define.
27407 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27409 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27410 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27411 global. Modify entries about regmove and IRA.
27413 * ra-conflict.c: Remove the file.
27415 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27417 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27418 (pass_regclass_init): Rename to pass_reginfo_init.
27420 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27422 * toplev.h (flag_ira): Remove.
27424 * caller-save.c (setup_save_areas): Remove flag_ira.
27426 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27428 * global.c: Remove the file.
27430 * opts.c (decode_options): Remove flag_ira.
27432 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27434 * regmove.c: Modify file description.
27435 (find_use_as_address, try_auto_increment): Define them only if
27436 AUTO_INC_DEC is defined.
27437 (replacement_quality, replace_in_call_usage, fixup_match_1,
27438 stable_and_no_regs_but_for_p): Remove.
27439 (reg_set_in_bb): Make it static.
27440 (regmove_optimize): Remove flag_ira and code which worked for
27443 * local-alloc.c: Remove the file.
27445 * common.opt (fira): Remove.
27447 * ira.c: Include except.h.
27448 (eliminable_regset): Move from global.c.
27449 (mark_elimination): Ditto. Remove flag_ira.
27450 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27451 equiv_mem_modified, validate_equiv_mem_from_store,
27452 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27453 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27454 no_equiv, recorded_label_ref): Move from local-alloc.c.
27455 (update_equiv_regs): Ditto. Make it static.
27456 (print_insn_chain, print_insn_chains): Move it from global.c.
27457 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27458 (build_insn_chain): Ditto. Make it static.
27459 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27460 Rename to init_live_subregs.
27461 (gate_ira): Remove flag_ira.
27463 * regclass.c: Rename reginfo.c. Change file description.
27464 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27465 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27466 (init_reg_sets_1): Remove code for evaluation of
27467 reg_class_superclasses and losing_caller_save_reg_set.
27468 (init_regs): Remove init_reg_autoinc.
27469 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27470 ok_for_base_p_nonstrict): Remove.
27471 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27472 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27473 corresponding entries.
27474 (dump_regclass, record_operand_costs, scan_one_insn,
27475 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27476 record_address_regs, auto_inc_dec_reg_p): Remove.
27477 (gt-regclass.h): Rename to gt-reginfo.h.
27479 * rtl.h (dump_global_regs, retry_global_alloc,
27480 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27482 * Makefile.in (RA_H): Remove.
27483 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27484 Rename regclass.o to reginfo.o.
27485 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27487 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27488 (GTFILES): Rename regclass.c to reginfo.c.
27490 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27491 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27493 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27494 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27496 (finish_spills): Ditto. Remove code for !flag_ira.
27498 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27500 PR middle-end/35854
27501 * doc/invoke.texi (rtl debug options): Complete rewrite.
27502 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27504 * mode-switching.c (pass_mode_switching): Rename pass from
27505 "mode-sw" to "mode_sw".
27506 * except.c (pass_convert_to_eh_ranges): Rename pass from
27507 "eh-ranges" to "eh_ranges".
27508 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27512 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27513 Alexander Monakov <amonakov@ispras.ru>
27515 PR middle-end/38857
27516 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27518 (move_exprs_to_boundary): Change return type and pass through
27519 should_move from move_op. Relax assert. Update usage ...
27520 (schedule_expr_on_boundary): ... here. Use should_move instead of
27522 (move_op_orig_expr_found): Indicate that insn was disconnected from
27524 (code_motion_process_successors): Do not call after_merge_succs
27525 callback if original expression was not found when traversing any of
27527 (code_motion_path_driver): Change return type. Update prototype.
27528 (move_op): Update comment. Add a new parameter (should_move). Update
27529 prototype. Set *should_move based on indication provided by
27530 move_op_orig_expr_found.
27532 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27534 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27535 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27536 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27537 * config/rs6000/rs6000.c (rs6000_override_options): Default
27538 avoid-indexed-addresses on for Power6, off for everything else.
27539 (avoiding_indexed_address_p): New function.
27540 (rs6000_legitimize_address): Use it.
27541 (rs6000_legitimate_address): Likewise.
27542 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27544 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27546 PR tree-optimization/38997
27547 * tree-loop-distribution.c (generate_memset_zero): Use
27548 POINTER_PLUS_EXPR for a pointer addition.
27550 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27552 * config/s390/s390.md (bswap<mode>2): New pattern added.
27554 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27556 * config/s390/s390.md (*tls_load_31): Added type attribute.
27558 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27560 * config/s390/s390.md: Fix a few comments.
27562 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27564 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27565 (*tm<mode>_full): Fixed z10prop attribute.
27566 (*tst<mode>_extimm): Fixed z10prop attribute.
27567 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27568 (*tstqiCCT_cconly): Fixed z10prop attribute.
27569 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27570 (*movsi_larl): Fixed z10prop attribute.
27571 (*movsi_zarch): Fixed z10prop attribute.
27572 (*movsi_eas): Fixed z10prop attribute.
27573 (*movhi): Fixed z10prop attribute.
27574 (*movqi): Fixed z10prop attribute.
27575 (*movstrictqi): Fixed z10prop attribute.
27576 (*mov<mode>): Fixed z10prop attribute.
27577 (*movcc): Fixed z10prop attribute.
27578 (*sethighpartdi_64): Fixed z10prop attribute.
27579 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27580 (*negdi2_sign_cc): Fixed z10prop attribute.
27581 (*negdi2_sign): Fixed z10prop attribute.
27582 (*absdi2_sign_cc): Fixed z10prop attribute.
27583 (*absdi2_sign): Fixed z10prop attribute.
27584 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27585 (*negabsdi2_sign): Fixed z10prop attribute.
27586 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27587 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27588 (doloop_si64): Fixed z10prop attribute.
27589 (doloop_si31): Fixed z10prop attribute.
27590 (doloop_long): Fixed z10prop attribute.
27591 (indirect_jump): Fixed z10prop attribute.
27592 (nop): Fixed z10prop attribute.
27593 (main_base_64): Fixed z10prop attribute.
27594 (reload_base_64): Fixed z10prop attribute.
27596 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27598 PR rtl-optimization/38740
27599 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27601 * config/mips/mips.c (mips_reorg): Likewise.
27603 2009-01-28 Richard Guenther <rguenther@suse.de>
27605 PR tree-optimization/38926
27606 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27607 with the correct value id to a value.
27608 (do_regular_insertion): Use the value number of edoubleprime
27609 for the value number of the expr.
27612 2008-08-21 Richard Guenther <rguenther@suse.de>
27614 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27615 a PHI ask VN if it is already available.
27616 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27617 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27619 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27621 PR middle-end/38934
27622 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27623 set to varying whenever max has TREE_OVERFLOW set, similarly
27624 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27626 2009-01-28 Richard Guenther <rguenther@suse.de>
27628 PR middle-end/38908
27629 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27630 uninitialized aggregate uses in call arguments.
27632 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27634 PR tree-optimization/38984
27635 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27636 the nothing_id variable if -fno-delete-null-pointer-checks.
27638 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27641 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27642 (set_got_offset_rex64): Ditto.
27644 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27647 * doc/extend.texi: Improve local variable with asm reg.
27649 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27651 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27652 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27653 was not supplied then set warn_packed_bitfield_compat to the
27654 default value of 1.
27655 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27658 2009-01-27 Richard Guenther <rguenther@suse.de>
27660 PR tree-optimization/38503
27661 * cfgexpand.c (expand_gimple_basic_block): Ignore
27662 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27663 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27664 variables that cannot have TBAA applied.
27665 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27668 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27670 PR middle-end/38969
27671 * calls.c (initialize_argument_information): Do not wrap complex
27672 arguments in SAVE_EXPR.
27674 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27676 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27677 (INSTALL_LIBGCC): Revert typo commit.
27679 2009-01-26 Richard Guenther <rguenther@suse.de>
27681 PR tree-optimization/38745
27682 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27683 from special handling.
27685 2009-01-26 Richard Guenther <rguenther@suse.de>
27687 PR tree-optimization/38745
27688 * tree-ssa.c (execute_update_addresses_taken): Do not include
27689 variables that cannot possibly be a register in not_reg_needs.
27690 Do not clear TREE_ADDRESSABLE on vars that may not become
27692 * tree-ssa.c (update_alias_info_1): Include those in the set
27693 of addressable vars.
27695 2009-01-26 Richard Guenther <rguenther@suse.de>
27697 PR middle-end/38851
27698 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27699 * tree-ssa-dse.c: Include langhooks.h
27700 (execute_simple_dse): Remove stores with zero size.
27702 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27705 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27708 2009-01-24 Julian Brown <julian@codesourcery.com>
27710 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27711 config/arm/linux-atomic.c.
27712 * config/arm/linux-atomic.c: New.
27714 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27716 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27717 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27718 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27720 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27723 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27726 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27728 PR tree-optimization/38953
27729 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27730 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27731 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27732 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27735 2009-01-24 Paul Brook <paul@codesourcery.com>
27737 * config/arm/neon.md (neon_type): Move to arm.md.
27738 (neon_mov<VSTRUCT>): Add neon_type attribute.
27739 * config/arm/arm.md (neon_type): Move to here.
27740 (conds): Add "unconditioal" and use as default for NEON insns.
27742 2009-01-24 Ben Elliston <bje@au.ibm.com>
27744 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27745 void *' warning from -Wc++-compat.
27746 * Makefile.in (dominance.o-warn): Remove.
27748 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27750 PR tree-optimization/38932
27751 * fold-const.c (fold_unary_ignore_overflow): New.
27752 * tree.h (fold_unary_ignore_overflow): Declare.
27753 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27754 * tree-ssa-sccvn.c (visit_reference_op_load,
27755 simplify_unary_expression): Likewise.
27757 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27759 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27760 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27761 regardless of their type.
27762 * c-common.c (handle_packed_attribute): Don't ignore packed on
27764 * c.opt (Wpacked-bitfield-compat): New warning option.
27765 * stor-layout.c (place_field): Warn if offset of a field changed.
27766 * doc/extend.texi (packed): Mention the ABI change.
27767 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27768 (Warning Options): Add it to the list.
27770 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27772 * c-opts.c (c_common_post_options): Fix a typo in comments.
27774 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27776 PR middle-end/38615
27777 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27778 variables to static.
27779 * doc/invoke.texi (-fmerge-all-constants): Update description.
27781 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27784 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27785 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27787 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27789 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27791 (LOCAL_ALIGNMENT): Similarly.
27793 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27794 Joseph Myers <joseph@codesourcery.com>
27796 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27797 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27798 * config/arm/arm-tune.md: Regenerate.
27799 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27802 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27804 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27805 version number to five.
27807 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27810 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27811 * c-common.c (set_underlying_type): Likewise.
27812 (is_typedef_decl ): Likewise
27814 (set_underlying_type): Likewise.
27815 (is_typedef_type): Likewise.
27817 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27819 PR middle-end/38587
27820 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27823 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27826 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27827 (LIBGCC_SPEC): Don't define.
27828 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27830 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27832 PR rtl-optimization/38879
27833 * alias.c (base_alias_check): Unaligned access via AND address can
27834 alias all surrounding object types except those with sizes equal
27835 or wider than the size of unaligned access.
27837 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27840 * c-decl.c (clone_underlying_type): Move this ...
27841 * c-common.c (set_underlying_type): ... here.
27842 Also, make sure the function properly sets TYPE_STUB_DECL() on
27843 the newly created typedef variant type.
27844 (is_typedef_decl ): New entry point.
27845 * tree.h: Added a new member member_types_needing_access_check to
27846 struct tree_decl_non_common.
27847 (set_underlying_type): New entry point.
27848 (is_typedef_type): Likewise.
27850 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27852 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27853 Check whether two instructions have memory references that
27854 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27855 are helper functions for traversing.
27856 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27857 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27858 not to draw dependency edge for instructions with non-conflicting
27861 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27864 * longlong.h: Update copyright years. Use soft-fp license notice.
27865 Sync __clz_tab declaration with glibc.
27867 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27870 * doc/extend.texi (syscall_linkage): New.
27871 (version_id): Modify.
27873 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27874 Richard Guenther <rguenther@suse.de>
27876 PR tree-optimization/38747
27877 PR tree-optimization/38748
27878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27879 conversion if the base address is an indirect reference and the
27880 aliasing sets could cause issues.
27882 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27884 * common.opt (fgraphite, fgraphite-identity): Add comment for
27885 explaining why these options are not documented.
27887 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27889 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27890 gimple_call_lhs is NULL.
27892 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27895 * emit-rtl.c (adjust_address_1): Make sure memref is never
27898 2009-01-20 Ben Elliston <bje@au.ibm.com>
27900 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27901 const qualifier from arg parameter. Remove unnecessary cast to char *.
27902 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27903 const qualifier from arg 2.
27905 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27907 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27909 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27912 * rtl.h (reinit_regs): New prototype.
27913 * regclass.c: Include ira.h.
27914 (reinit_regs): New.
27915 * Makefile.in (regclass.o): Add ira.h.
27916 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27918 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27921 * c-common.c (handle_aligned_attribute): Use
27922 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27923 default alignment value.
27925 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27927 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27928 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27930 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27931 __BIGGEST_ALIGNMENT__.
27933 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27935 2009-01-18 Richard Guenther <rguenther@suse.de>
27937 PR tree-optimization/38819
27938 * tree-flow.h (operation_could_trap_helper_p): Declare.
27939 * tree-eh.c (operation_could_trap_helper_p): Export.
27940 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27941 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27942 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27943 are about to insert a possibly trapping instruction and fail
27946 2009-01-18 Andreas Schwab <schwab@suse.de>
27948 * doc/install.texi (Configuration): Remove obsolete paragraph
27949 about use of --with-gnu-ld with --with-gnu-as.
27951 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27953 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27954 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27955 Follow spelling conventions.
27957 2009-01-18 Ben Elliston <bje@au.ibm.com>
27959 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27960 C++ warning about implicit conversion from void * to struct
27962 (bitmap_obstack_free): Likewise for bitmap_element *.
27963 * Makefile.in (bitmap.o-warn): Remove.
27965 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27967 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27969 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27970 Tobias Grosser <tobi.grosser@amd.com>
27972 * graphite.c (graphite_trans_scop_block): Do not block single
27975 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27977 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27978 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27979 test with assertion.
27981 2009-01-16 Richard Guenther <rguenther@suse.de>
27983 PR tree-optimization/38835
27984 PR middle-end/36227
27985 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27986 and INT + PTR -> (INT)(PTR p+ INT) folding.
27987 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27989 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27992 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27993 the subreg from a lowpart subreg if it is also casting the value.
27995 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27996 Tobias Grosser <tobi.grosser@amd.com>
27998 * graphite.c (compare_prefix_loops): New.
27999 (build_scop_canonical_schedules): Rewritten.
28000 (graphite_transform_loops): Move build_scop_canonical_schedules
28001 after build_scop_iteration_domain.
28003 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28004 Tobias Grosser <tobi.grosser@amd.com>
28006 * graphite.c (add_conditions_to_domain): Add the loops to
28007 the dimension of the iteration domain. Do copy the domain
28008 only when it exists.
28009 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28010 (add_conditions_to_constraints): New.
28011 (can_generate_code_stmt, can_generate_code): Removed.
28012 (gloog): Do not call can_generate_code.
28013 (graphite_transform_loops): Call add_conditions_to_constraints
28014 after building the iteration domain.
28016 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28018 PR tree-optimization/38789
28019 * tree-ssa-threadedge.c
28020 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28021 __builtin_constant_p.
28023 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28025 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28026 examined before deleting them.
28028 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28030 * function.c (aggregate_value_p): Correctly extract the function
28031 type from CALL_EXPR_FN lookup.
28033 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28035 * config/picochip/picochip.c (picochip_override_options): Revert
28036 CFI asm flag disable commited previously.
28038 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28039 Tobias Grosser <tobi.grosser@amd.com>
28040 Jan Sjodin <jan.sjodin@amd.com>
28042 * graphite.c (scan_tree_for_params): On substractions negate
28043 all the coefficients of the term.
28044 (clast_to_gcc_expression_red): New. Handle reduction expressions
28045 of more than two operands.
28046 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28047 (get_vdef_before_scop): Handle also the case of default definitions.
28049 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28051 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28052 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28053 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28055 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28056 Joey Ye <joey.ye@intel.com>
28058 PR middle-end/37843
28059 * cfgexpand.c (expand_stack_alignment): Don't update stack
28060 boundary nor check incoming stack boundary here.
28061 (gimple_expand_cfg): Update stack boundary and check incoming
28062 stack boundary here.
28064 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28066 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28068 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28070 PR rtl-optimization/38245
28071 * calls.c (expand_call): Add stack arguments to
28072 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28073 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28074 in regs and partially in memory or BLKmode arguments.
28075 (emit_library_call_value_1): Add stack arguments to
28076 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28077 ACCUMULATE_OUTGOING_ARGS).
28078 * dce.c: Include tm_p.h.
28079 (find_call_stack_args): New function.
28080 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28082 (mark_insn): Call find_call_stack_args for CALL_Ps.
28083 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28084 forwards. Allocate and free arg_stores bitmap if needed, pass it
28085 down to deletable_insn_p, don't mark stores set in arg_stores
28086 bitmap, clear the bitmap at the beginning of each bb.
28087 * Makefile.in (dce.o): Depend on $(TM_P_H).
28089 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28092 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28093 to make sure the insn is a conditional test (bug 22599). Reformat a
28096 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28098 PR middle-end/38431
28099 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28100 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28101 (gloog): Do not call cleanup_tree_cfg.
28102 (graphite_transform_loops): Call cleanup_tree_cfg after all
28103 scops have been code generated.
28105 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28106 * doc/gty.texi (Invoking the garbage collector): Added new node
28107 and section documenting ggc_collect.
28109 2009-01-14 Richard Guenther <rguenther@suse.de>
28111 PR tree-optimization/38826
28112 PR middle-end/38477
28113 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28114 initialization notes only if we actually emitted a warning.
28115 (intra_create_variable_infos): Add constraints for a result decl
28116 that is passed by hidden reference.
28117 (build_pred_graph): Mark all related variables non-direct on
28120 2009-01-14 Nick Clifton <nickc@redhat.com>
28122 * ira-conflicts.c: Include addresses.h for the definition of
28124 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28125 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28127 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28130 * Makefile.in (ira-lives.o): Add except.h.
28132 * ira-lives.c: Include except.h.
28133 (process_bb_node_lives): Process can_throw_internal.
28135 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28137 PR rtl-optimization/38774
28138 * combine.c (simplify_set): When undoing cc_use change, don't do
28139 PUT_CODE on the newly created comparison, but instead put back the
28142 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28144 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28145 values. Remove duplicate arm8 entry.
28147 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28149 PR tree-optimization/38786
28150 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28151 the SSA_NAME case of expand_scalar_variables_expr.
28152 Set the type of an expression to the type of its assign statement.
28153 (expand_scalar_variables_expr): Also gather the scalar computation
28154 used to index the memory access. Do not pass loop_p.
28155 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28156 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28157 the gimple_stmt_iterator where it inserts new code.
28158 Do not pass loop_p.
28159 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28160 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28162 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28164 * graphite.h (debug_value): Removed.
28165 * graphite.c (debug_value): Removed.
28167 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28169 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28170 ldrd/strd with two 32-bit instructions.
28172 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28174 * config/arm/arm.c (struct processors): Pass for speed down into
28175 cost helper functions.
28176 (const_ok_for_op): Handle COMPARE and inequality nodes.
28177 (arm_rtx_costs_1): Rewrite.
28178 (arm_size_rtx_costs): Update prototype.
28179 (arm_rtx_costs): Pass speed down to helper functions.
28180 (arm_slowmul_rtx_costs): Rework cost calculations.
28181 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28182 (arm_9e_rtx_costs): Likewise.
28184 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28186 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28187 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28188 (alpha_legitimize_address): Do not split local symbols wider than
28189 UNITS_PER_WORD into HIGH/LO_SUM parts.
28191 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28194 * gcc.c (process_command): Replace call to execvp with calls
28195 to pex_one and exit.
28197 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28200 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28201 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28202 variant for devices with 3-byte PC.
28203 (__tablejump_elpm__): New.
28205 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28208 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28209 offsetof member-designator, handle it as `[0].'.
28211 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28213 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28214 function when not using named sections on targets with named sections
28215 if branch distance is less than 262132.
28217 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28219 * combine.c (combine_instructions): Recompute
28220 optimize_this_for_speed_p for each BB in the main combine loop.
28222 2009-01-12 Tomas Bily <tbily@suse.cz>
28225 * tree-loop-distribution.c (prop_phis): New function.
28226 (generate_builtin): Call prop_phis.
28228 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28230 PR tree-optimization/38807
28231 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28232 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28234 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28236 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28237 subreg of op0 to the original op0.
28239 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28241 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28243 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28246 * mips-tfile.c (parse_def): Fix parsing of def strings
28247 starting with digits.
28249 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28252 * config/arm/arm.c (arm_is_long_call_p): Don't call
28253 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28255 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28257 * regrename.c (regrename_optimize): Fix dumping.
28258 (find_oldest_value_reg): Preserve REG_POINTER.
28259 (copy_hardreg_forward_1): Likewise.
28261 2009-01-09 Diego Novillo <dnovillo@google.com>
28263 * gimple.h (struct gimple_statement_base) <uid>: Document
28264 the restrictions on its use.
28265 (gimple_uid): Tidy.
28266 (gimple_set_uid): Tidy.
28268 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28270 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28271 zero guard even if align_bytes != 0 and count is smaller than
28274 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28276 PR rtl-optimization/38495
28277 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28278 (add_range_and_copies_from_move_list): Print all added ranges.
28279 Add ranges to memory optimized destination.
28281 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28285 * config/i386/i386.c (override_options): Reject
28286 -mstringop-strategy=rep_8byte with -m32.
28287 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28288 to 1. Do count comparison against epilogue_size_needed at compile
28289 time even when count_exp was constant forced into register. For
28290 size_needed don't jump to epilogue, instead just avoid aligning
28291 and invoke the body algorithm. If need_zero_guard, add zero guard
28292 even if count is non-zero, but smaller than size_needed + number of
28293 bytes that could be stored for alignment.
28294 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28295 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28296 but smaller than size_needed + number of bytes that could be stored
28297 for alignment. Compare size_needed with epilogue_size_needed instead
28298 of desired_align - align, don't adjust size_needed, pass
28299 epilogue_size_needed to the epilogue expanders.
28302 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28304 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28306 * pa.c (last_address): Change to unsigned.
28307 (update_total_code_bytes): Change argument to unsigned. Don't
28308 check if insn addresses are set.
28309 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28310 addresses are not set.
28311 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28313 2009-01-09 Nick Clifton <nickc@redhat.com>
28315 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28316 DECL_DECLARED_INLINE_P.
28318 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28320 PR middle-end/38347
28321 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28322 GET_MODE (op0) in operand_subword_force calls.
28324 PR middle-end/38771
28325 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28326 fold_convert arg0 operands to TREE_TYPE (op0) first.
28328 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28330 * params.def (ira-max-conflict-table-size): Decrease default value
28333 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28335 PR tree-optimization/37031
28336 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28338 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28339 allocate it using gc instead of heap, use VEC_quick_push instead of
28341 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28342 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28343 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28344 allocated vector from heap allocated.
28345 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28346 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28347 vector only after perfect_loop_nest_depth call.
28349 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28350 Jan Sjodin <jan.sjodin@amd.com>
28352 PR tree-optimization/38559
28353 * graphite.c (debug_value, copy_constraint,
28354 swap_constraint_variables, scale_constraint_variable, ): New.
28355 (get_lower_bound, get_upper_bound): Removed.
28356 (graphite_trans_bb_strip_mine): Clean up this code that works
28357 only for constant number of iterations. Fully copy upper and
28358 lower bound constraints, not only the constant part of them.
28359 * graphite.h (debug_value): Declared.
28361 2009-01-08 Ira Rosen <irar@il.ibm.com>
28363 PR tree-optimization/37194
28364 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28365 Don't add the cost of cost model guard in prologue to scalar
28366 outside cost in case of known number of iterations.
28368 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28369 Alan Modra <amodra@bigpond.net.au>
28371 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28372 non-word-aligned REG+CONST addressing.
28374 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28377 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28378 free_after_compilation when outputting a thunk.
28379 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28380 Do not call free_after_compilation here.
28382 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28384 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28385 (ix86_valid_target_attribute_inner_p): Ditto.
28387 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28389 PR tree-optimization/38492
28390 PR tree-optimization/38498
28391 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28392 * tree-chrec.h (scev_is_linear_expression): Declared.
28393 * graphite.c (graphite_cannot_represent_loop_niter): New.
28394 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28395 (graphite_loop_normal_form): Use gcc_assert.
28396 (scan_tree_for_params): Use CASE_CONVERT.
28397 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28398 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28399 Use gcc_assert. Discard scops that contain unhandled cases.
28400 (build_scop_conditions): Return a boolean status for unhandled cases.
28401 (strip_mine_profitable_p): Print the loop number, not its depth.
28402 (is_interchange_valid): Pass the depth of the loop nest, don't
28403 recompute it wrongly.
28404 (graphite_trans_bb_block): Same.
28405 (graphite_trans_bb_block): Print tentative of loop blocking.
28406 (graphite_trans_scop_block): Do not print that the loop has been
28408 (graphite_transform_loops): Do not handle scops that contain condition
28411 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28413 AVX Programming Reference (December, 2008)
28414 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28415 (_mm256_stream_pd): Likewise.
28416 (_mm256_stream_ps): Likewise.
28418 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28419 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28420 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28421 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28422 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28423 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28424 (ix86_expand_special_args_builtin): Likewise.
28426 * config/i386/sse.md (AVXMODEDI): New.
28427 (avx_movnt<mode>): Likewise.
28428 (avx_movnt<mode>): Likewise.
28429 (<sse>_movnt<mode>): Remove AVX support.
28430 (sse2_movntv2di): Likewise.
28432 2009-01-07 Richard Guenther <rguenther@suse.de>
28434 PR middle-end/38751
28435 * fold-const.c (extract_muldiv): Remove obsolete comment.
28436 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28437 to PLUS_EXPR canonicalization for the canonicalization.
28439 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28441 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28442 hosted cross-compilers generating less efficient code.
28444 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28446 * function.h (rtl_data): Add a dbr_scheduled_p field.
28447 * reorg.c (dbr_schedule): Set it.
28448 (gate_handle_delay_slots): Check it.
28449 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28450 (mips_reorg): Check flag_delayed_branch instead of
28451 mips_base_delayed_branch.
28452 (mips_override_options): Don't set mips_base_delayed_branch
28453 or flag_delayed_branch.
28455 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28457 PR rtl-optimization/38426.
28458 * ira.c (ira): Set current_function_is_leaf earlier.
28460 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28462 PR rtl-optimization/38722
28463 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28464 too early, only set a flag and modify after last possible
28467 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28470 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28471 * real.c (decimal_single_format): Correct values of emin and emax.
28472 (decimal_double_format): Ditto.
28473 (decimal_quad_format): Ditto.
28474 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28475 computation of DECnn_MIN and DECnn_MAX for corrected values of
28476 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28477 __DECnn_MIN__, and adjust its computation for the corrected value
28480 2009-01-06 Jan Hubicka <jh@suse.cz>
28483 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28485 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28487 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28488 Add Robert Clark to the list of testers.
28490 2009-01-06 Jan Hubicka <jh@suse.cz>
28491 Kai Tietz <kai.tietz@onevision.com>
28493 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28494 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28496 2009-01-06 Jan Hubicka <jh@suse.cz>
28497 Kai Tietz <kai.tietz@onevision.com>
28499 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28501 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28502 (ix86_nsaved_regs): Count only general purpose regs.
28503 (ix86_nsaved_sseregs): New.
28504 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28505 to 16 for w64; compute padding and size of sse reg save area.
28506 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28507 general purpose regs.
28508 (ix86_emit_save_sse_regs_using_mov): New.
28509 (ix86_expand_prologue): Save SSE regs if needed.
28510 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28511 (ix86_emit_restore_sse_regs_using_mov): New.
28512 (ix86_expand_epilogue): Save SSE regs if needed.
28514 2009-01-06 Jan Hubicka <jh@suse.cz>
28515 Kai Tietz <kai.tietz@onevision.com>
28517 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28518 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28519 functions when accumulate outgoing args is off.
28521 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28524 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28525 before using pseudos_have_intersected_live_ranges_p.
28527 * ira-int.h (ira_assert): Always define.
28529 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28531 AVX Programming Reference (December, 2008)
28532 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28533 (_mm256_permute2_pd): Likewise.
28534 (_mm_permute2_ps): Likewise.
28535 (_mm256_permute2_ps): Likewise.
28536 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28537 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28539 * config/i386/i386.c (ix86_builtins): Remove
28540 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28541 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28542 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28543 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28544 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28545 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28546 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28547 __builtin_ia32_vpermil2ps256.
28548 (ix86_init_mmx_sse_builtins): Updated.
28549 (ix86_expand_args_builtin): Likewise.
28551 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28553 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28554 long absolute calls when generating PA 2.0 code.
28556 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28558 PR rtl-optimization/38583
28559 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28561 * params.def (ira-max-conflict-table-size): New.
28563 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28565 * ira.h (ira_conflicts_p): New external definition.
28567 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28568 table. Report this. Return result of building.
28569 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28570 building conflict table.
28572 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28573 (ira_color): Use ira_conflicts_p.
28575 * global.c: Include ira.h.
28576 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28579 * Makefile.in (global.o): Add ira.h.
28581 * ira-build.c (mark_all_loops_for_removal,
28582 propagate_some_info_from_allocno): New.
28583 (remove_unnecessary_allocnos): Call
28584 propagate_some_info_from_allocno.
28585 (remove_low_level_allocnos): New.
28586 (remove_unnecessary_regions): Add parameter. Call
28587 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28588 parameter to remove_unnecessary_regions.
28589 (ira_build): Remove all regions but root if the conflict table was
28590 not built. Update conflict hard regs for allocnos crossing calls.
28592 * ira.c (ira_conflicts_p): New global.
28593 (ira): Define and use ira_conflicts_p.
28595 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28596 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28597 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28599 2009-01-06 Ben Elliston <bje@au.ibm.com>
28601 * gengtype-lex.l (YY_NO_INPUT): Define.
28603 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28606 * c-common.c (handle_vector_size_attribute): Also reject
28607 BOOLEAN_TYPE types.
28609 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28611 PR tree-optimization/38492
28612 * graphite.c (rename_map_elt, debug_rename_elt,
28613 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28614 rename_map_elt_info, eq_rename_map_elts,
28615 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28616 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28617 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28618 (sese_build_livein_liveouts): New.
28619 (new_sese, free_sese): New.
28620 (new_scop): Call new_sese.
28621 (free_scop): Call free_sese.
28622 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28623 (register_old_new_names): Renamed register_old_and_new_names.
28624 (register_scop_liveout_renames, add_loop_exit_phis,
28625 insert_loop_close_phis, struct igp,
28626 default_liveout_before_guard, add_guard_exit_phis,
28627 insert_guard_phis, copy_renames): New.
28628 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28629 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28630 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28631 (scop_adjust_phis_for_liveouts): New.
28632 (gloog): Call scop_adjust_phis_for_liveouts.
28634 * graphite.h (struct sese): Documented. Added fields liveout,
28635 num_ver and livein.
28636 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28637 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28638 (struct scop): Added field liveout_renames.
28639 (SCOP_LIVEOUT_RENAMES): New.
28641 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28643 PR tree-optimization/38510
28644 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28645 (translate_clast): Call recompute_all_dominators before
28647 (gloog): Call recompute_all_dominators before graphite_verify.
28649 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28650 Jan Sjodin <jan.sjodin@amd.com>
28652 PR tree-optimization/38500
28653 * graphite.c (create_sese_edges): Call fix_loop_structure after
28656 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28658 * config.gcc: Add m32r*-*-rtems*.
28659 * config/m32r/rtems.h: New file.
28661 2009-01-05 Ben Elliston <bje@au.ibm.com>
28663 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28664 (.po.pox): Likewise.
28665 (po/gcc.pot): Likewise.
28667 2009-01-04 David S. Miller <davem@davemloft.net>
28669 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28670 (STARTING_FRAME_OFFSET): Always set to zero.
28672 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28674 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28675 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28676 fixed-point types, and vectors of the same.
28678 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28680 * config/mips/sync.md (*mb_barrier): Rename to...
28681 (*memory_barrier): ...this.
28683 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28685 * doc/extend.texi (Function Attributes): Move @cindex after @item
28686 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28687 and put in alphabetical order. Fix 'target' name and put in order.
28688 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28691 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28693 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28694 (memory_barrier): Expand as unspec instead of unspec_volatile.
28695 Remove mem:BLK from insn operands. Use Pmode scratch register.
28696 (*memory_barrier): Define as unspec instead of unspec_volatile.
28697 Use (match_dup 0) as input operand.
28699 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28700 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28701 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28702 scratch register. Remove operand 1.
28703 (*stbar): Define as unspec instead of unspec_volatile.
28704 Use (match_dup 0) as input operand, remove (const_int 8).
28705 (*membar): Define as unspec instead of unspec_volatile.
28706 Use (match_dup 0) as input operand, remove input operand 2.
28708 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28709 (memory_barrier): Expand as unspec instead of unspec_volatile.
28710 Remove mem:BLK from insn operands. Use Pmode scratch register.
28711 (*memory_barrier): Define as unspec instead of unspec_volatile.
28712 Use (match_dup 0) as input operand.
28714 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28715 Remove mem:BLK from insn operands. Use Pmode scratch register.
28716 Set volatile flag on operand 0.
28717 (*memory_barrier): New insn pattern.
28719 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28721 (*memory_barrier): Use (match_dup 0) as input operand.
28723 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28724 Remove mem:BLK from insn operands. Use Pmode scratch register.
28725 Set volatile flag on operand 0.
28726 (*mb_internal): New insn pattern.
28728 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28730 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28732 PR middle-end/38586
28733 * function.c (struct temp_slot): Move to the section of the file
28734 that deals with temp slots. Remove field 'address'.
28735 (temp_slot_address_table): New hash table of address -> temp slot.
28736 (struct temp_slot_address_entry): New struct, items for the table.
28737 (temp_slot_address_compute_hash, temp_slot_address_hash,
28738 temp_slot_address_eq, insert_temp_slot_address): Support functions
28740 (find_temp_slot_from_address): Rewrite to use the new hash table.
28741 (remove_unused_temp_slot_addresses): Remove addresses of temp
28742 slots that have been made available.
28743 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28744 worker function for remove_unused_temp_slot_addresses.
28745 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28746 Add the temp slot address to the address -> temp slot map.
28747 (update_temp_slot_address): Update via insert_temp_slot_address.
28748 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28749 (pop_temp_slots): Likewise.
28750 (init_temp_slots): Allocate the address -> temp slot map, or empty
28751 the map if it is already allocated.
28752 (prepare_function_start): Initialize temp slot processing.
28754 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28756 PR middle-end/38584
28757 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28758 Calculate the size of all stack vars assuming no packing of stack
28759 vars will happen, replacing a quadratic algorithm with a linear one.
28761 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28764 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28767 2009-01-03 Diego Novillo <dnovillo@google.com>
28769 * doc/contrib.texi: Update contributions.
28771 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28774 * builtins.c (fold_builtin_memory_op): Give up if either operand
28775 is volatile. Set srctype or desttype to non-qualified version
28779 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28780 and FUNCTION_DECLs.
28782 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28784 PR rtl-optimization/35805
28785 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28786 problem if fast dce is able to remove any instructions.
28787 * dce.c (dce_process_block): Fix dump message.
28789 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28792 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28794 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28796 PR middle-end/38690
28797 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28798 * tree-pretty-print.c (op_code_prio): New function.
28799 (op_prio): No longer static. Use op_code_prio.
28800 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28801 Use op_prio and op_code_prio to determine if () should be
28802 printed around operand(s) or not.
28804 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28805 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28806 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28807 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28808 pp_character instead of pp_string for single letter printing.
28810 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28812 * doc/extend.texi: Fix '#pragma GCC option' typo.
28814 2009-01-02 Richard Guenther <rguenther@suse.de>
28816 * doc/install.texi (--enable-checking): Mention different
28817 default for stage1.
28818 (--enable-stage1-checking): Document.
28820 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28822 PR middle-end/30142
28823 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28824 case to be an error.
28826 2009-01-02 Ben Elliston <bje@au.ibm.com>
28828 * config/fp-bit.h (pack_d): Constify argument.
28829 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28830 (isnan): Constify argument.
28832 (iszero): Likewise.
28833 (pack_d): Likewise.
28834 (_fpadd_parts): Constify return type.
28835 (_fpmul_parts): Likewise.
28836 (_fpdiv_parts): Likewise.
28838 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28841 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28842 warn about overwriting initializer with side-effects or
28843 -Woverride-init if !IMPLICIT.
28844 (output_init_element): Likewise. Pass IMPLICIT down to
28846 (process_init_element): Add IMPLICIT argument. Pass it down
28847 to output_init_element.
28848 (push_init_element, pop_init_level, set_designator): Adjust
28849 process_init_element callers.
28850 (set_nonincremental_init, set_nonincremental_init_from_string):
28851 Adjust add_pending_init callers.
28852 (output_pending_init_elements): Adjust output_init_element callers.
28853 * c-tree.h (process_init_element): Adjust prototype.
28854 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28855 process_init_element callers.
28858 Copyright (C) 2009 Free Software Foundation, Inc.
28860 Copying and distribution of this file, with or without modification,
28861 are permitted in any medium without royalty provided the copyright
28862 notice and this notice are preserved.