1 2009-10-14 Nick Clifton <nickc@redhat.com>
3 * gcc/doc/extended.texi: Replace the dash character with
4 @minus{} in situations where it is being used as a minus
6 * gcc/doc/tm.texi: Likewise.
7 * gcc/doc/md.texi: Likewise.
9 2009-10-14 Jakub Jelinek <jakub@redhat.com>
12 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
13 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
14 * tree.c: Include intl.h.
15 (expand_location): Handle BUILTINS_LOCATION.
16 * Makefile.in (tree.o): Depend on intl.h.
19 * dwarf2out.c (dwarf2out_var_location): Always clear
20 last_postcall_label when changing last_label.
22 2009-10-14 Pascal Obry <obry@adacore.com>
24 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
25 (process_command): Handle -E as done with -c and -S. Do not add
26 the target executable suffix to the output file when -E is used.
27 (main): Adjust error message accordingly.
29 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
35 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
37 (tree_code_size): Likewise.
39 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
41 * builtins.c (fold_builtin_1): Support complex "arc" functions.
42 * real.h (HAVE_mpc_arc): Define.
44 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
46 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
47 (struct builtin_description): Add fndecl field.
48 (bdesc): Remove const qualifier. Update initializer.
49 (sh_media_init_builtins): Remove const qualifier for d. Record
50 the result of add_builtin_function to the fndecl field.
51 (sh_builtin_decl): New.
52 (sh_media_builtin_decl): New.
54 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
57 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
58 requests between special registers.
60 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
62 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
64 2009-10-13 Richard Henderson <rth@redhat.com>
66 PR tree-optimization/41377
67 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
68 (cleanup_empty_eh_merge_phis): New change_region parameter;
69 pass it on to redirect_eh_edge_1. Update callers.
70 (cleanup_empty_eh_unsplit): Don't require an existing EH label
71 at the destination block.
73 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
75 * passes.c (register_pass): Replaced gcc_unreachable by
76 fatal_error on failure. Mentions plugins in comments & messages.
78 2009-10-13 Jakub Jelinek <jakub@redhat.com>
81 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
82 * sched-vis.c (print_value): Use it.
83 * cselib.c (cselib_hash_rtx): Likewise.
84 * print-rtl.c (print_rtx): Likewise.
85 * cfgexpand.c (expand_debug_rtx): Likewise.
86 * var-tracking.c (vt_expand_loc_callback): Likewise.
88 2009-10-13 Richard Guenther <rguenther@suse.de>
91 * opts.c (handle_option): Split out code to handle setting
92 the options flag var ...
93 (set_option): ... here.
94 * opts.h (set_option): Declare.
95 * lto-opts.c (register_user_option_p): Include -fexceptions
96 and all position independent code variants.
97 (handle_common_option): Remove.
98 (lto_reissue_options): Use set_option.
100 2009-10-13 Martin Jambor <mjambor@suse.cz>
102 PR tree-optimization/41661
103 * ipa-prop.c (compute_complex_pass_through): Allow only operations
104 that are tcc_comparisons or do not change the type in any
106 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
107 folding tcc_comparison operations.
109 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
111 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
114 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
120 * tree.def (DEBUG_EXPR_DECL): New.
121 * rtl.def (DEBUG_EXPR): New.
122 * gengtype.c (adjust_field_rtx_def): Handle it.
123 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
124 (insert_debug_temp_for_var_def): ... this. Drop support for
125 moving. Take iterator for def stmt; insert debug stmt before it.
126 Scan early for use count and kind in debug stmts.
127 (propagate_defs_into_debug_stmts): Rename to...
128 (insert_debug_temps_for_defs): ... this. Likewise.
129 * tree.h (DEBUG_TEMP_UID): New.
130 * tree.c (next_debug_decl_uid): New.
131 (make_node_stat): Count debug decls separately.
132 (copy_node_stat): Likewise.
133 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
134 * var-tracking.c (dv_is_decl_p): Recognize it.
135 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
136 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
137 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
138 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
139 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
140 (cselib_hash_rtx): Likewise.
141 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
142 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
144 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
145 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
146 * rtl.c (copy_rtx): Likewise.
147 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
148 * print-rtl.c (print_rtx): Likewise.
149 * sched-vis.c (print_value): Likewise.
150 (print_insn): Handle DEBUG_EXPR_DECL.
151 * tree-dump.c (dequeue_and_dump): Likewise.
152 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
153 * gimple-iterator (gsi_replace): Check for same lhs.
154 (gsi_remove): Insert debug temps.
155 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
156 (move_computations_stmt): Drop explicit propagation into debug stmts.
157 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
158 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
159 * tree-ssa-sink.c (statement_sink_location): Likewise.
160 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
161 * tree-ssanames.c (release_ssa_name): Adjust for rename.
162 * tree-flow.h: Likewise.
163 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
164 debug temps without values.
165 (eliminate_unnecessary_stmts): Don't discard just-inserted
168 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
171 * config/cris/cris.md (andu): Check that operand 1 is one of the
172 general registers. Fix typo in head comment.
174 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
176 * config/i386/i386.md (vswapmov): New.
177 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
178 (ix86_function_ms_hook_prologue): New.
179 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
180 * configure.ac: Test for swap suffix support in as.
181 * configure: Rebuild.
183 2009-10-12 Jakub Jelinek <jakub@redhat.com>
186 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
187 paradoxical subregs to prevent partial register stalls if the inner
188 mode is integer mode.
190 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
192 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
194 2009-10-12 Dodji Seketeli <dodji@redhat.com>
197 * gcc/dwarf2out.c (template_parameter_pack_die,
198 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
200 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
203 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
205 (maybe_register_def): Likewise. Take stmt iterator.
206 (rewrite_update_stmt): Take stmt iterator and pass it on.
207 (rewrite_update_enter_block): Pass stmt iterator.
209 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
211 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
212 (spu_builtin_decl): New function.
214 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
216 * config/i386/i386.md (SWIM): New mode iterator.
217 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
218 using SWIM mode iterator.
219 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
220 patterns using SWI48 mode iterator.
221 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
222 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
223 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
224 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
225 patterns using SWI248 mode iterator.
226 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
227 gen_x86_movdicc_0_m1_rex64 for renamed function
229 2009-10-11 Jose Ruiz <ruiz@adacore.com>
230 Eric Botcazou <ebotcazou@adacore.com>
233 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
234 * config/sparc/sol2-unwind.h: New file.
236 2009-10-11 Olivier Hainque <hainque@adacore.com>
237 Eric Botcazou <ebotcazou@adacore.com>
240 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
241 * config/i386/sol2-unwind.h: New file.
243 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
246 * config/i386/i386.md (addsi_1_zext): Get the proper second
249 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
251 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
252 all OLD_RTXes, not just REGs. Use copy_rtx to create the
255 2009-10-11 Richard Guenther <rguenther@suse.de>
257 * gimple.c (iterative_hash_type_name): Do not handle special
260 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
262 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
263 (*setcc_si_1_and): Ditto.
264 (*setcc_si_1_movzbl): Ditto.
265 (*setcc_<mode>_2): Ditto.
266 (*setcc_qi): Rename from *setcc_1.
267 (*setcc_qi_slp): Rename from *setcc_2.
269 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
270 (*zero_extendqisi2_movzbw_and splitter): Ditto.
272 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
273 "if" condition, there is already assert with reload_completed present.
275 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
277 * plugin.c (try_init_one_plugin): Improve constness of variable err.
279 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
281 * doc/install.texi (Final install): Refer to
282 http://gcc.gnu.org/bugs/ for bug reporting.
284 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
286 * configure.ac: Add test for dci instruction.
287 * configure: Regenerate.
288 * config.in: Likewise.
289 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
290 * doc/invoke.texi: Add cpu_type 476 and 476fp.
291 (-mmulhw): Add 476 to description.
293 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
294 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
295 (processor_target_table): Add 476 and 476fp entries.
296 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
297 (rs6000_issue_rate): Add CPU_PPC476.
298 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
299 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
300 (processor_type): Add PROCESSOR_PPC476.
301 (EXTRA_SPECS): Add asm_cpu_476 string.
302 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
303 (define_attr "cpu"): Add ppc476.
305 Update comments for 476.
306 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
307 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
308 Update copyright year.
309 * config/rs6000/476.md: New file.
310 * config/rs6000/40x.md: Add description for "isel" attribute.
311 Update copyright year.
312 * config/rs6000/440.md: Likewise.
313 * config/rs6000/603.md: Likewise.
314 * config/rs6000/6xx.md: Likewise.
315 * config/rs6000/7450.md: Likewise.
316 * config/rs6000/7xx.md: Likewise.
317 * config/rs6000/8540.md: Likewise.
318 * config/rs6000/cell.md: Likewise.
319 * config/rs6000/e300c2c3.md: Likewise.
320 * config/rs6000/e500mc.md: Likewise.
321 * config/rs6000/mpc.md: Likewise.
322 * config/rs6000/power4.md: Likewise.
323 * config/rs6000/power5.md: Likewise.
324 * config/rs6000/power6.md: Likewise.
325 * config/rs6000/power7.md: Likewise.
326 * config/rs6000/rios1.md: Likewise.
327 * config/rs6000/rios2.md: Likewise.
328 * config/rs6000/rs64.md: Likewise.
330 2009-10-10 Richard Guenther <rguenther@suse.de>
332 PR tree-optimization/41654
333 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
334 a cond expr before calling gimple_cond_set_condition_from_tree.
335 (ifcombine_iforif): Likewise.
337 2009-10-09 Ian Lance Taylor <iant@google.com>
339 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
340 * configure: Rebuild.
342 2009-10-09 Neil Vachharajani <nvachhar@google.com>
344 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
347 2009-10-09 Richard Guenther <rguenther@suse.de>
350 * target-def.h (TARGET_BUILTIN_DECL): Define.
351 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
352 * target.h (struct gcc_target): Add builtin_decl target hook.
353 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
354 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
356 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
358 (lto_output_builtin_tree): Sorry if the target does not support
359 streaming target builtins.
360 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
361 (rs6000_builtin_decl): New function.
362 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
363 (ix86_builtin_decl): New function.
365 2009-10-09 Jakub Jelinek <jakub@redhat.com>
367 PR preprocessor/41445
368 * c-ppoutput.c (do_line_change): New function.
369 (cb_line_change): Use it.
370 (scan_translation_unit): Call do_line_change if
371 avoid_paste or PREV_WHITE and token location is on a different line
375 * dwarf2out.c (dwarf2out_init): Test whether
376 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
379 PR rtl-optimization/41646
380 * calls.c (expand_call): For BLKmode types returned in registers
381 avoid likely spilled hard regs in copy_blkmode_from_reg generated
384 2009-10-09 Richard Guenther <rguenther@suse.de>
386 PR tree-optimization/41634
387 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
388 we remove the correct elements.
389 (optimize_stmt): Make sure to update stmt operands before
390 optimizing redundancies.
392 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
394 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
396 2009-10-09 Richard Guenther <rguenther@suse.de>
399 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
401 (lto_wrapper_exit): New function.
403 (fatal_perror): Likewise.
404 (fork_execute): Use global args_name, do not free it.
405 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
406 * lto-streamer.h: Remove duplicate prototypes.
408 2009-10-09 Richard Guenther <rguenther@suse.de>
410 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
411 before calling stmt_can_throw_external.
413 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
415 PR tree-optimization/40071
416 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
417 pointer if the original data reference doesn't conflict with the
418 created vector data reference. Fix long line.
420 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/i386.md (any_div): New code iterator.
423 (u): Handle div and udiv.
425 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
427 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
428 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
429 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
430 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
432 2009-10-08 Joseph Myers <joseph@codesourcery.com>
434 * gcc.c (main): Remove trailing "." from diagnostics.
436 2009-10-08 Cary Coutant <ccoutant@google.com>
438 Add support for debugging with ICF (Identical Code Folding).
439 * calls.c (debug.h): New #include.
440 (emit_call_1): Call virtual_call_token debug hook.
441 * common.opt (-fenable-icf-debug): New option.
442 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
443 locations in the source).
444 (poc_label_num): New variable.
445 (dcall_entry, vcall_entry): New typedefs.
446 (dcall_table, vcall_table): New variables.
447 (struct vcall_insn): New type.
448 (vcall_insn_table): New variable.
449 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
450 (size_of_dcall_table): New function.
451 (output_dcall_table): New function.
452 (size_of_vcall_table): New function.
453 (output_vcall_table): New function.
454 (dwarf2out_direct_call): New function.
455 (vcall_insn_table_hash): New function.
456 (vcall_insn_table_eq): New function.
457 (dwarf2out_virtual_call_token): New function.
458 (dwarf2out_virtual_call): New function.
459 (dwarf2out_init): Allocate new tables and sections.
460 (prune_unused_types): Mark DIEs referenced from direct call table.
461 (dwarf2out_finish): Output direct and virtual call tables.
462 * final.c (final_scan_insn): Call direct_call and virtual_call
464 * debug.h (struct gcc_debug_hooks): Add direct_call,
465 virtual_call_token, virtual_call hooks.
466 (debug_nothing_uid): New function.
467 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
468 (debug_nothing_uid): New function.
469 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
470 (xcoff_debug_hooks): Likewise.
471 * sdbout.c (sdb_debug_hooks): Likewise.
472 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
473 * doc/invoke.texi (-fenable-icf-debug): New option.
475 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
478 * regmove.c (regmove_backward_pass): Replace src with dst in the
479 debug insn, and check for dst before rather than after.
481 2009-10-08 Janis Johnson <janis187@us.ibm.com>
483 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
484 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
486 2009-10-08 Jan Hubicka <jh@suse.cz>
489 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
490 do not mark cgraph nodes as needed.
491 (record_references_in_initializer): Add new only_vars parameter.
492 * cgraph.h (record_references_in_initializer): New parameter.
493 * varasm.c (assemble_variable): Update call.
494 * varpool.c (varpool_analyze_pending_decls): Always look for
497 2009-10-08 Anatoly Sokolov <aesok@post.ru>
499 * config/avr/avr.c (last_insn_address) Remove variable.
500 (expand_prologue): Don't initialise last_insn_address variable.
501 (final_prescan_insn): Don't output insn size.
502 * config/avr/avr.opt (msize): Remove switch.
503 * doc/invoke.texi (AVR Options): Remove documentation of -msize
506 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
508 * combine.c (label_tick_ebb_start): Fix comment.
509 (combine_instructions): Set label_tick and label_tick_ebb_start before
510 calling setup_incoming_promotions. Start them from 1. Increment
511 label_tick instead of deriving it from the BB index. Rather than
512 comparing ticks use the block from the previous iteration to decide
513 whether to start a new EBB. Remove empty lines before function.
515 2009-10-08 Michael Matz <matz@suse.de>
518 * builtins.c (fold_builtin_isascii): Use fold_build2.
519 (fold_builtin_isdigit): Ditto.
520 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
521 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
522 remove_useless_stmts_cond, remove_useless_stmts_tf,
523 remove_useless_stmts_tc, remove_useless_stmts_bind,
524 remove_useless_stmts_goto, remove_useless_stmts_label,
525 remove_useless_stmts_1, remove_useless_stmts,
526 pass_remove_useless_stmts): Remove.
527 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
528 * passes.c (init_optimization_passes): Don't add
529 pass_remove_useless_stmts.
530 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
531 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
533 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
534 for static constants.
535 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
536 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
538 2009-10-08 Richard Guenther <rguenther@suse.de>
540 * gimple.c (free_gimple_type_tables): New function.
541 * gimple.h (free_gimple_type_tables): Declare.
543 2009-10-07 Mark Heffernan <meheff@google.com>
545 * ipa-prop.c (ipa_print_node_params) Only print
546 names of named arguments.
548 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
550 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
551 being statically linked.
553 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
555 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
557 2009-10-08 Jan Hubicka <jh@suse.cz>
560 * ipa.c (cgraph_externally_visible_p,
561 function_and_variable_visibility,
562 whole_program_function_and_variable_visibility): Skip non-finalized
565 2009-10-08 Nick Clifton <nickc@redhat.com>
567 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
570 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
573 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
575 2009-10-07 Joseph Myers <joseph@codesourcery.com>
578 * c-common.c (c_fully_fold_internal): Strip nops from the result
579 of recursive calls to c_fully_fold_internal.
580 (c_wrap_maybe_const): New.
581 (c_save_expr): Use c_wrap_maybe_const.
582 * c-common.h (c_wrap_maybe_const): Declare.
583 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
584 build_binary_op): Use c_wrap_maybe_const.
586 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
588 * real.c: Fix comment to reflect actual exponent size.
590 2009-10-08 Ben Elliston <bje@au.ibm.com>
592 * config/rs6000/a2.md: Add FSF comment header.
594 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
596 * config/i386/i386.md (any_extend): New code iterator.
597 (u, s): New code attributes.
599 (DWIH): Rewrite as code iterator for SI and DI modes.
600 (DWI): Rewrite as mode attribute.
601 (dwi): New mode attribute.
602 (di): Depend on SI mode and DI mode.
603 (doubleint_general_operand): Remove mode attribute.
605 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
608 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
609 (*sub<mode>3_doubleword): Ditto.
611 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
612 using SWIM248 mode iterator.
613 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
614 using SWI48 mode iterator.
615 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
616 patterns using DWIH mode iterator and any_extend code iterator.
617 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
618 using any_extend code iterator.
619 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
620 patterns using DWIH mode iterator and any_extend code iterator.
621 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
622 using any_extend code iterator.
623 (<s>mul<mode>3_highpart): Macroize expander from
624 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
625 and any_extend code iterator.
626 (*<s>muldi3_highpart_1): Macroize insn from
627 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
628 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
629 patterns using any_extend code iterator.
630 (*<s>mulsi3_highpart_zext): Macroize insn from
631 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
633 2009-10-07 Jakub Jelinek <jakub@redhat.com>
635 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
636 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
637 refering to a DIE with DW_AT_const_value.
639 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
642 * ira-lives.c (check_and_make_def_conflict): Process all operands.
644 2009-10-06 Jan Hubicka <jh@suse.cz>
646 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
649 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
652 *lea_2_rex64): Move before *add<mode>_1 pattern.
654 2009-10-07 Jan Hubicka <jh@suse.cz>
656 * collect2.c (main): Add -fno-whole-program.
657 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
659 2009-10-07 Jan Hubicka <jh@suse.cz>
661 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
662 has no address taken.
663 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
665 (cgraph_clone_node): Clear externally_visible flag for clones.
666 * cgraph.h (cgraph_only_called_directly_p,
667 cgraph_can_remove_if_no_direct_calls_p): New predicates.
668 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
669 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
670 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
671 ipcp_insert_stage): Likwise.
672 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
673 externally_visible flag.
674 (verify_cgraph_node): Verify that inline clones look right.
675 (process_function_and_variable_attributes): Do not set
676 externally_visible flags.
677 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
679 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
681 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
682 clear externally_visible when turning into inline clones
683 (cgraph_mark_inline_edge): Use new predicates.
684 (cgraph_estimate_growth): Likewise.
685 (cgraph_decide_inlining): Likewise.
686 * ipa.c (cgraph_postorder): Likewise.
687 (cgraph_remove_unreachable_nodes): Likewise; sanity check
688 that inline clones are not needed.
689 (cgraph_externally_visible_p): New predicate.
690 (function_and_variable_visibility): Add whole_program parameter;
691 always set externally_visible flag; handle COMDAT function
693 (local_function_and_variable_visibility): New function.
694 (gate_whole_program_function_and_variable_visibility): New function.
695 (whole_program_function_and_variable_visibility): New function.
696 (pass_ipa_whole_program_visibility): New function.
697 * passes.c (init_optimization_passes): Add whole program visibility
699 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
700 not care about needed/reachable flags.
701 * varpool.c: Include flags.h
702 (decide_is_variable_needed): When doing LTO assume whole-program mode.
703 (varpool_finalize_decl): When we are in LTO read-back, all variables
705 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
707 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
709 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
712 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
714 * config.gcc: Don't include the makefile fragments intended for
716 * config/s390/fixdfdi.h: File removed.
717 * config/s390/libgcc-glibc.ver: File removed.
718 * config/s390/s390.h: Remove the fixdfdi.h hack.
719 * config/s390/t-crtstuff: File moved to libgcc dir.
720 * config/s390/t-linux: Likewise.
721 * config/s390/t-tpf: libgcc specific parts removed.
722 * config/s390/t-linux64: Likewise.
724 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
726 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
727 (lto-compress.o): Likewise.
729 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
732 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
733 dllexport to class members here.
734 (i386_pe_determine_dllimport_p): Only check static class data for
736 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
737 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
738 functions for vague linkage.
739 (i386_pe_type_dllexport_p): Fix formatting.
740 (maybe_add_dllexport) New function.
741 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
744 2009-10-07 Ben Elliston <bje@au.ibm.com>
746 * config/rs6000/a2.md: Remove duplicated lines.
748 2009-10-07 Ben Elliston <bje@au.ibm.com>
750 * config.gcc (powerpc*-*-*): Handle a2.
751 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
752 * config/rs6000/a2.md: New file.
753 * config/rs6000/rs6000.opt (mno-update): New.
754 (mupdate): Return to using a mask, not a var.
755 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
756 (enum processor_type): Add PROCESSOR_PPCA2.
757 * config/rs6000/rs6000.c (ppca2_cost): New costs.
758 (rs6000_override_options): Add "a2" to processor_target_table.
759 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
760 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
762 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
765 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
766 reference to nonexistent gen_truncxfxf2 function.
768 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
771 (DWIH, g, di, doubleint_general_operand): New mode attributes.
772 (general_operand): Handle TI mode.
773 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
774 using SDWIM mode iterator.
775 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
776 pattern from *add{di,ti}3_1 patterns and corresponding splitters
777 using DWI mode iterator.
778 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
779 patterns using SWI mode iterator.
780 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
781 using SWI48 mode iterator.
782 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
783 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
784 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
785 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
786 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
787 using SDWIM mode iterator.
788 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
789 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
790 using DWI mode iterator.
791 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
792 patterns using SWI mode iterator.
793 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
794 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
795 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
796 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
797 patterns using plusminus code iterator.
798 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
799 sub<mode>3 patterns using plusminus code iterator.
800 * config/i386/i386.c (override_options): Update the call to
801 gen_subdi_carry_rex64 for renamed function.
802 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
803 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
804 calls to instruction expanders.
806 2009-10-06 Martin Jambor <mjambor@suse.cz>
809 * opts.c (decode_options): Run IPA-SRA at -O2.
811 2009-10-06 Richard Guenther <rguenther@suse.de>
813 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
815 2009-10-06 Tobias Burnus <burnus@net-b.de>
818 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
819 -flto and -fwhole-program flags can be combined.
821 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
824 * gcc.c (process_command): Check that -o argument was specified.
826 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
828 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
830 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
832 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
833 * doc/invoke.texi (Warning Options): Annotate allowed languages
834 for -Wunsuffixed-float-constants.
836 2009-10-05 Jakub Jelinek <jakub@redhat.com>
838 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
839 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
840 same name and isn't the main variant.
843 * dwarf2out.c (loc_by_reference): Removed.
844 (dw_loc_list_1): New function.
845 (dw_loc_list): Remove toplev argument, add want_address argument.
846 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
847 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
848 want_address == 2 to dw_loc_list. For successful dw_loc_list
849 set have_address to 1 only if want_address is not 0.
851 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
853 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
854 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
855 a code block followed by two pointers.
856 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
857 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
858 (MIPS_MOVE): Likewise.
859 (MIPS_LUI): Likewise.
861 (MIPS_BAL): Likewise.
862 (MIPS_NOP): Likewise.
863 (mips_asm_trampoline_template): Delete.
864 (mips_trampoline_code_size): New function.
865 (mips_trampoline_init): Add shorter sequences for all cases
866 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
867 Calculate the opcodes directly, rather than copying from a template.
868 Only flush the code part of the trampoline.
869 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
871 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
873 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
874 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
875 (INCOMING_RETURN_ADDR_RTX): Likewise.
876 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
878 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
879 with RETURN_ADDR_REGNUM.
880 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
881 * config/mips/mips.c (mips16_build_call_stub): Replace
882 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
883 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
884 (mips_print_operand_punctuation): Likewise.
885 (mips_frame_set): Likewise.
886 (mips16e_output_save_restore): Likewise.
887 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
888 (mips_save_reg_p): Likewise.
889 (mips_return_addr): Likewise.
890 (mips_set_return_address): Likewise.
891 (mips_direct_save_slot_move_p): Likewise.
892 (mips_output_function_prologue): Likewise.
893 (mips_restore_reg): Likewise.
894 (mips_expand_epilogue): Likewise.
895 (mips_epilogue_uses): Likewise.
896 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
897 (*mov<mode>_ra): Use it instead of a hard-coded 31.
898 (clear_hazard_<mode>): Likewise.
899 (call_internal): Likewise.
900 (call_internal_direct): Likewise.
901 (call_direct_split): Likewise.
902 (call_value_internal): Likewise.
903 (call_value_split): Likewise.
904 (call_value_internal_direct): Likewise.
905 (call_value_direct_split): Likewise.
906 (call_value_multiple_internal): Likewise.
907 (call_value_multiple_split): Likewise.
909 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
910 Jakub Jelinek <jakub@redhat.com>
912 PR rtl-optimization/41511
913 * combine.c (record_value_for_reg): Pass explicit values as argument
914 to get_last_value_validate.
915 (get_last_value_validate): Document INSN parameter.
916 For non-readonly MEMs, assume they might have been modified if INSN
917 was in another basic block.
918 (get_last_value): Minor reformatting.
920 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
923 * final.c (asm_str_count): Split out from asm_insn_count.
924 * rtl.h (asm_str_count): New prototype.
925 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
928 2009-10-05 Sriraman Tallam <tmsriram@google.com>
930 * doc/plugins.texi: Change plugin_pass to register_pass_info.
932 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
933 Rafael Espindola <espindola@google.com>
935 * gengtype.c (write_types): Moved call to write_func_for_structure
938 2009-10-05 Richard Guenther <rguenther@suse.de>
941 * lto-cgraph.c (output_cgraph): Output toplevel asms.
942 (input_cgraph_1): Input toplevel asms.
944 2009-10-05 Richard Guenther <rguenther@suse.de>
947 * lto-symtab.c (lto_compatible_attributes_p): Remove.
948 (external_aggregate_decl_p): Likewise.
949 (lto_symtab_compatible): Re-structure. Remove dead code.
950 For variables ignore toplevel qualifiers when comparing types.
951 Issue warnings, not errors for mismatched user-alignment.
953 2009-10-05 Richard Guenther <rguenther@suse.de>
957 * lto-symtab.c (struct lto_symtab_base_def): Remove.
958 (struct lto_symtab_identifier_def): Likewise.
959 (struct lto_symtab_decl_def): Likewise.
960 (struct lto_symtab_entry_def): New.
961 (lto_symtab_identifier_t): Rename to ...
962 (lto_symtab_entry_t): ... this.
963 (lto_symtab_decls): Remove.
964 (lto_symtab_base_hash): Rename to ...
965 (lto_symtab_entry_hash): ... this.
966 (lto_symtab_base_eq): Rename to ...
967 (lto_symtab_entry_eq): ... this.
968 (lto_symtab_base_marked_p): Rename to ...
969 (lto_symtab_entry_marked_p): ... this.
970 (lto_symtab_identifier_marked_p): Remove.
971 (lto_symtab_decl_marked_p): Likewise.
972 (lto_symtab_maybe_init_hash_tables): Rename to ...
973 (lto_symtab_maybe_init_hash_table): ... this.
974 (lto_symtab_set_resolution_and_file_data): Remove.
975 (lto_symtab_register_decl): New function.
976 (lto_symtab_get_identifier): Remove.
977 (lto_symtab_get): New function.
978 (lto_symtab_get_resolution): Adjust.
979 (lto_symtab_get_identifier_decl): Remove.
980 (lto_symtab_set_identifier_decl): Likewise.
981 (lto_symtab_merge_decl): Rename to ...
982 (lto_symtab_merge): ... this. Rewrite.
983 (lto_symtab_merge_var): Remove.
984 (lto_symtab_merge_fn): Likewise.
985 (lto_symtab_prevailing_decl): Adjust.
986 (lto_cgraph_replace_node): New function.
987 (lto_symtab_merge_decls_2): Likewise.
988 (lto_symtab_merge_decls_1): Likewise.
989 (lto_symtab_fixup_var_decls): Likewise.
990 (lto_symtab_resolve_symbols): Likewise.
991 (lto_symtab_merge_decls): Likewise.
992 (lto_symtab_prevailing_decl): Adjust.
993 (lto_symtab_get_symtab_def): Remove.
994 (lto_symtab_get_file_data): Likewise.
995 (lto_symtab_clear_resolution): Adjust.
996 (lto_symtab_clear_resolution): Likewise.
997 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
998 (input_cgraph_1): Likewise.
999 * lto-streamer-in.c (get_resolution): Do not provide fake
1000 symbol resolutions here.
1001 (deferred_global_decls): Remove.
1002 (lto_register_deferred_decls_in_symtab): Likewise.
1003 (lto_register_var_decl_in_symtab): Change signature, register
1004 variable via lto_symtab_register_decl.
1005 (lto_register_function_decl_in_symtab): Likewise.
1006 (lto_read_tree): Adjust.
1007 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1008 (lto_symtab_merge_var): Likewise.
1009 (lto_symtab_merge_fn): Likewise.
1010 (lto_symtab_register_decl): Declare.
1011 (lto_symtab_merge_decls): Likewise.
1013 2009-10-05 Richard Guenther <rguenther@suse.de>
1015 PR tree-optimization/23821
1016 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1017 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1018 simple IV increments.
1020 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1022 * config/arm/arm.c (arm_override_options): Really initialize
1023 flag_dwarf2_cfi_asm to 0.
1025 2009-10-05 Doug Kwan <dougkwan@google.com>
1027 PR rtl-optimization/41574
1028 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1029 floating point and we are not doing unsafe math optimizations.
1031 2009-10-03 Simon Baldwin <simonb@google.com>
1032 Cary Coutant <ccoutant@google.com>
1033 Rafael Espindola <espindola@google.com>
1034 Richard Guenther <rguenther@suse.de>
1035 Jan Hubicka <jh@suse.cz>
1036 Doug Kwan <dougkwan@google.com>
1037 H.J. Lu <hongjiu.lu@intel.com>
1038 Bill Maddox <maddox@google.com>
1039 Ryan Mansfield <rmansfield@qnx.com>
1040 Diego Novillo <dnovillo@google.com>
1041 Ollie Wild <aaw@google.com>
1042 Kenneth Zadeck <zadeck@naturalbridge.com>
1044 * lto-cgraph.c: New file.
1045 * lto-compress.c: New file.
1046 * lto-compress.h: New file.
1047 * lto-opts.c: New file.
1048 * lto-section-in.c: New file.
1049 * lto-section-out.c: New file.
1050 * lto-streamer-in.c: New file.
1051 * lto-streamer-out.c: New file.
1052 * lto-streamer.c: New file.
1053 * lto-streamer.h: New file.
1054 * lto-symtab.c: New file.
1055 * lto-wpa-fixup.c: New file.
1056 * lto-wrapper.c: New file.
1058 2009-10-03 Simon Baldwin <baldwin@google.com>
1059 Ben Elliston <bje@au.ibm.com>
1060 Rafael Espindola <espindola@google.com>
1061 Nathan Froyd <froydnj@codesourcery.com>
1062 Jan Hubicka <jh@suse.cz>
1063 Doug Kwan <dougkwan@google.com>
1064 Diego Novillo <dnovillo@google.com>
1065 Kenneth Zadeck <zadeck@naturalbridge.com>
1067 * Makefile.in (enable_lto): New.
1068 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1069 (LINKER_PLUGIN_API_H): Define.
1070 (LTO_SYMTAB_H): Define.
1071 (LTO_STREAMER_H): Define.
1072 (TREE_VECTORIZER_H): Define.
1073 (INCLUDES): Add LIBELFINC.
1074 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1075 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1076 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1077 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1078 (native): Add lto-wrapper$(exeext)
1079 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1080 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1081 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1082 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1083 (varasm.o): Add dependency on tree-iterator.h.
1084 (cgraph.o): Add dependency on cif-code.def.
1085 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1086 (ipa-pure-const.o): Likewise.
1087 (GTFILES): Add lto-symtab.c.
1088 (install-lto-wrapper): New.
1089 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1090 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1091 * config.in: Regenerate.
1093 2009-10-03 Rafael Espindola <espindola@google.com>
1094 Diego Novillo <dnovillo@google.com>
1096 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1097 ipa_write_summaries.
1098 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1100 (cgraph_optimize): Make extern.
1102 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1103 Kenneth Zadeck <zadeck@naturalbridge.com>
1105 * toplev.c (in_lto_p): Declare.
1106 * collect2.c (scan_prog_file): Read all the output when reading
1107 information for LTO.
1108 (enum lto_mode_d): Declare.
1110 2009-10-03 Richard Guenther <rguenther@suse.de>
1111 Diego Novillo <dnovillo@google.com>
1113 * gimple.c: Include target.h and alias.h.
1114 (gimple_types): Declare.
1115 (type_hash_cache): Declare.
1116 (gimple_alloc_stat): Make extern.
1117 (gimple_build_eh_must_not_throw): Call
1118 gimple_eh_must_not_throw_set_fndecl.
1119 (struct type_pair_d): Declare.
1120 (type_pair_t): Declare.
1121 (type_pair_hash): New.
1122 (type_pair_eq): New.
1123 (lookup_type_pair): New.
1124 (gimple_force_type_merge): New.
1125 (compare_type_names_p): New.
1126 (compare_field_offset): New.
1127 (gimple_types_compatible_p): New.
1128 (struct sccs): Declare.
1129 (next_dfs_num): Declare.
1130 (iterative_hash_gimple_type): New.
1132 (iterative_hash_type_name): New.
1133 (iterative_hash_gimple_type): New.
1134 (gimple_type_hash): New.
1135 (gimple_type_eq): New.
1136 (gimple_register_type): New.
1137 (print_gimple_types_stats): New.
1138 (gimple_signed_or_unsigned_type): New.
1139 (gimple_unsigned_type): New.
1140 (gimple_signed_type): New.
1141 (gimple_get_alias_set): New.
1142 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1143 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1144 (gimple_force_type_merge): Declare.
1145 (gimple_types_compatible_p): Declare.
1146 (gimple_register_type): Declare.
1147 (print_gimple_types_stats): Declare.
1148 (gimple_unsigned_type): Declare.
1149 (gimple_signed_type): Declare.
1150 (gimple_get_alias_set): Declare.
1151 (gimple_eh_must_not_throw_set_fndecl): New.
1153 2009-10-03 Jan Hubicka <jh@suse.cz>
1154 Kenneth Zadeck <zadeck@naturalbridge.com>
1156 * ipa-pure-const.c: Include lto-streamer.h.
1157 (register_hooks): Factor out of ...
1158 (generate_summary): ... here.
1159 (pure_const_write_summary): New.
1160 (pure_const_read_summary): New.
1161 (pass_ipa_pure_const): Add pure_const_write_summary and
1162 pure_const_read_summary.
1163 * ipa-reference.c: Include lto-streamer.h.
1164 (add_new_function): New.
1165 (remove_node_data): New.
1166 (duplicate_node_data): New.
1167 (ipa_init): Guard against multiple calls.
1168 Move hook setup from analyze_function.
1169 (write_node_summary_p): New.
1170 (ipa_reference_write_summary): New.
1171 (ipa_reference_read_summary): New.
1172 (pass_ipa_reference): Add ipa_reference_write_summary and
1173 ipa_reference_read_summary.
1174 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1175 (struct cgraph_edge): Add fields lto_stmt_uid and
1176 call_stmt_cannot_inline_p.
1177 (cgraph_optimize): Declare.
1178 (cgraph_decide_is_function_needed): Declare.
1179 (reset_inline_failed): Declare.
1180 (enum LTO_cgraph_tags): Declare.
1181 (LTO_cgraph_tag_names): Declare.
1182 (LCC_NOT_FOUND): Define.
1184 2009-10-03 Doug Kwan <dougkwan@google.com>
1185 Rafael Espindola <espindola@google.com>
1186 Jan Hubicka <jh@suse.cz>
1187 Diego Novillo <dnovillo@google.com>
1188 Kenneth Zadeck <zadeck@naturalbridge.com>
1190 * passes.c (all_regular_ipa_passes): New.
1191 (all_ipa_passes): Rename to all_small_ipa_passes.
1192 (init_optimization_passes): Init all_regular_ipa_passes.
1193 * tree-pass.h (all_regular_ipa_passes): New.
1194 (all_ipa_passes): Rename to all_small_ipa_passes.
1195 * passes.c (all_lto_gen_passes): New.
1196 (init_optimization_passes): Initialize all_lto_gen_passes.
1197 (execute_ipa_summary_passes): Make non-static.
1198 (ipa_write_summaries_1): New.
1199 (ipa_write_summaries_2): New.
1200 (ipa_write_summaries): New.
1201 (ipa_write_summaries_of_cgraph_node_set): New.
1202 (ipa_read_summaries_1): New.
1203 (ipa_read_summaries): New.
1204 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1205 (execute_regular_ipa_pass_list): Remove.
1206 (init_optimization_passes): Schedule
1207 pass_rebuild_cgraph_edges and pass_early_inline outside
1208 of pass_all_early_optimizations. Document reason.
1209 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1210 pass_ipa_lto_finish_out): New pass.
1211 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1212 (execute_all_ipa_transforms): New.
1213 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1214 (dump_properties, debug_properties): New.
1215 * tree-optimize.c (gate_all_early_local_passes): Return
1216 false if we are in lto1.
1217 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1218 * tree-pass.h (execute_all_ipa_transforms): Declare.
1219 (pass_ipa_function_and_variable_visibility): Declare.
1220 (pass_ipa_early_inline): Declare.
1221 (pass_ipa_lto_gimple_out): Declare.
1222 (pass_ipa_lto_wpa_fixup): Declare.
1223 (pass_ipa_lto_finish_out): Declare.
1224 (all_small_ipa_passes, all_regular_ipa_passes,
1225 all_lto_gen_passes): Declare.
1226 (execute_ipa_summary_passes): Declare.
1227 (execute_all_ipa_transforms): Declare.
1228 (ipa_write_summaries): Declare
1229 (ipa_write_summaries_of_cgraph_node_set): Declare.
1230 (ipa_read_summaries): Declare.
1232 2009-10-03 Doug Kwan <dougkwan@google.com>
1233 Ollie Wild <aaw@google.com>
1235 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1237 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1238 (lto_mode): New variable.
1239 (maybe_run_lto_and_relink): Handle the -fwpa option.
1240 (main): Handle the -fwpa option.
1241 (maybe_unlink_list): New function.
1242 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1243 * common.opt (flto): New flag.
1244 * toplev.c (flag_generate_lto): Declare.
1246 2009-10-03 Simon Baldwin <simonb@google.com>
1248 * common.opt (flto-compression-level): New flag.
1250 * opts.c: Include lto-opts.h.
1251 (handle_option): Call lto_register_user_option for each
1252 valid option handled.
1253 (decode_options): Clear registered options before the options
1256 2009-10-03 Cary Coutant <ccoutant@google.com>
1258 * collect2.c (is_elf): New function.
1259 (scan_prog_file): Require LTO object to be in ELF format.
1261 2009-10-03 Rafael Espindola <espindola@google.com>
1263 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1264 libgcc to the linker.
1266 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1268 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1269 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1271 * collect2.h (collect_execute): Add flags argument.
1272 * tlink.c (tlink_execute): Update call to collect_execute.
1273 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1274 (use_linker_plugin): New.
1275 (use_linker_plugin_spec_function): New.
1276 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1277 (linker_plugin_file_spec): New.
1278 (lto_wrapper_spec): New.
1279 (lto_gcc_spec): New.
1280 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1281 (static_spec_functions): Add use-linker-plugin.
1282 (process_command): Handle -use-linker-plugin.
1283 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1284 linker_plugin_file_spec and lto_gcc_spec.
1285 (use_linker_plugin_spec_function): New.
1287 2009-10-03 Richard Guenther <rguenther@suse.de>
1291 * tree.h (is_lang_specific): Include LANG_TYPE.
1292 * tree.c (find_decls_types_r): Manually add interesting parts
1293 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1295 * gimple.c (type_pair_hash): Make symmetric.
1296 (type_pair_eq): Likewise.
1297 (lookup_type_pair): Increase initial hashtable size.
1298 (gimple_force_type_merge): Rely on type-pair symmetry.
1299 (visit): Remove excessive checking code.
1300 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1301 (gimple_register_type): Remove getenv calls, shrink initial
1305 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1306 inline functions if not generating lto output.
1309 * toplev.c (finalize): In WPA mode remove the asm file.
1311 2009-10-03 Doug Kwan <dougkwan@google.com>
1313 * ipa-inline.c (cgraph_mark_inline): Check
1314 edge->call_stmt_cannot_inline_p instead of calling
1315 gimple_call_cannot_inline_p.
1316 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1317 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1318 (inline_generate_summary): Do nothing in LTRANS.
1319 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1320 exists before calling gimple_call_cannot_inline_p.
1321 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1322 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1323 Update new_edge->lto_stmt_uid.
1324 * cgraphbuild.c (reset_inline_failed): New.
1326 * common.opt (fwpa): New flag.
1327 (fltrans): New option.
1328 * gcc.c (gcc_lto_option_t): New type.
1329 (current_lto_option): New variable.
1330 (lto_single_spec_function): Remove and is replaced by ..
1331 (lto_option_spec_function): New function.
1332 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1333 passing the -flto flag.
1334 (cc1_options): Separate non-LTO related parts into ..
1335 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1336 (lto1_options): New spec for lto FE.
1337 (link_lto_options): New spec for handling LTO flags in linker.
1338 (invoke_lto_single): Re-format to fit in 80 column. Replace
1339 lto-single with lto-option.
1340 (static_specs): Add cc1_non_lto_options, lto1_options and
1342 (static_spec_function): Replace lto-single with lto-option.
1343 (process_command): Handle -flto, -fwpa and -fltran by setting
1344 current_lto_option and not passing it to subprocess unconditionally.
1346 2009-10-03 Bill Maddox <maddox@google.com>
1348 Add `gcc' driver support for link-time code generation (LTO).
1350 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1351 (lto_flag, lto_objects, lto_o_file): New variables.
1352 (struct lto_object, struct lto_object_list): New structures.
1353 (collect_exit, handler): Remove LTO temporary output file on exit.
1354 (add_lto_object): New function.
1355 (maybe_run_lto_and_relink): New function. Perform link time code
1356 generation and relinking for object files containing LTO information.
1357 (main): Invoke maybe_run_lto_and_relink().
1358 (dump_argv): New function. For debugging, currently disabled.
1359 (scan_prog_file): Add LTO information pass.
1360 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1362 * toplev.c (compile_file): Emit assembler directive to create
1363 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1365 2009-10-03 Diego Novillo <dnovillo@google.com>
1367 * c.opt: Add LTO to warn_abi and warn_psabi.
1369 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1370 inline function. Ignore language-specific nodes. Update all users.
1371 (find_decls_types_r): Do not traverse the subtrees of
1372 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1373 * tree.h (is_lang_specific): New.
1374 * langhooks.h (struct lang_hooks_for_decls): Remove
1375 may_need_assembler_name_p. Update all users.
1377 * c-common.c (set_builtin_user_assembler_name): Move ...
1378 * builtins.c (set_builtin_user_assembler_name): ... here.
1379 (is_builtin_name): Add comment
1380 (is_builtin_fn): New.
1381 * except.c (output_ttype): Only call
1382 lookup_type_for_runtime if TYPE is not a runtime type.
1384 * passes.c (register_pass): Call position_pass on
1385 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1386 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1387 (TV_IPA_LTO_DECL_IO): Define.
1388 (TV_IPA_LTO_CGRAPH_IO): Define.
1390 (TV_WHOPR_WPA): Define.
1391 (TV_WHOPR_WPA_IO): Define.
1392 (TV_WHOPR_LTRANS): Define.
1393 (TV_WHOPR_WPA_FIXUP): Define.
1394 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1395 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1396 * tree-flow.h (tree_node_can_be_shared): Declare.
1397 * tree-inline.c (tree_can_inline_p): Check that E has a
1398 statement associated with it.
1399 * tree.c (free_lang_data_in_binf): Factor out of ...
1400 (free_lang_data_in_type): ... here.
1401 Call RECORD_OR_UNION_TYPE_P.
1402 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1403 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1404 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1405 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1406 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1407 (gate_free_lang_data): Return true if flag_generate_lto is set.
1408 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1409 * c-common.h (set_builtin_user_assembler_name): Move ...
1410 * tree.h (set_builtin_user_assembler_name): ... here.
1412 * common.opt (flto-report): New flag.
1413 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1414 * collect2.c (scan_prog_file): Send the error output of
1415 'nm' to HOST_BIT_BUCKET.
1417 2009-10-03 Ollie Wild <aaw@google.com>
1419 * langhooks-def.h (lhd_begin_section): New function declaration.
1420 (lhd_write_section): New function declaration.
1421 (lhd_end_section): New function declaration.
1422 (LANG_HOOKS_BEGIN_SECTION): New macro.
1423 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1424 (LANG_HOOKS_END_SECTION): New macro.
1425 (LANG_HOOKS_LTO): New macro.
1426 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1427 * langhooks.c (output.h): Add include.
1428 (saved_section): New static variable.
1429 (lhd_begin_section): New function.
1430 (lhd_write_section_data): New function.
1431 (lhd_end_section): New function.
1432 * langhooks.h (struct lang_hooks_for_lto): New structure.
1433 (struct lang_hooks): Add member lto.
1434 * Makefile.in (langhooks.o): Add dependency on output.h.
1436 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1438 2009-10-03 Richard Guenther <rguenther@suse.de>
1440 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1443 2009-10-03 Simon Baldwin <simonb@google.com>
1444 Richard Guenther <rguenther@suse.de>
1445 Janis Johnson <janis187@us.ibm.com>
1446 Doug Kwan <dougkwan@google.com>
1447 Diego Novillo <dnovillo@google.com>
1448 Ramana Radhakrishnan <ramana.r@gmail.com>
1449 Ollie Wild <aaw@google.com>
1451 * doc/install.texi: Add documentation for libelf and --enable-lto.
1452 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1453 -flto-report, -flto-compression-level and -use-linker-plugin.
1454 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1455 Add section for LTO Testing.
1457 2009-10-02 Cary Coutant <ccoutant@google.com>
1459 Add support for comdat type sections for DWARF v4.
1460 Merge from dwarf4 branch.
1462 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1463 (dw_die_ref): Define vector type.
1464 (enum dw_val_class): Add dw_val_class_data8.
1465 (struct dw_val_struct): Add v.val_data8.
1466 (comdat_type_node_ref): New type.
1467 (struct die_struct): Move die_symbol into a union; add new field
1468 die_type_node. Change all uses.
1469 (comdat_type_node): New type.
1470 (skeleton_chain_node): New type.
1471 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1472 (comdat_type_list): New variable.
1473 (dwarf_tag_name): Add DW_TAG_type_unit.
1474 (dwarf_attr_name): Add DW_AT_signature.
1475 (add_AT_data8): New function.
1476 (replace_child): New function.
1477 (move_all_children): New function.
1478 (print_signature): New function.
1479 (print_die): Print signature information; add dw_val_class_data8.
1480 (attr_checksum): Support dw_val_class_data8.
1481 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1482 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1483 (checksum_sleb128, checksum_uleb128): New functions.
1484 (checksum_die_context): New function.
1485 (loc_checksum_ordered): New function.
1486 (attr_checksum_ordered): New function.
1487 (struct checksum_attributes): New structure.
1488 (collect_checksum_attributes): New function.
1489 (die_checksum_ordered): New function.
1490 (generate_type_signature): New function.
1491 (same_dw_val_p): Add dw_val_class_data8.
1492 (is_symbol_die): Use new is_declaration_die function.
1493 (is_declaration_die): New function.
1494 (should_move_die_to_comdat): New function.
1495 (clone_die): New function.
1496 (clone_tree): New function.
1497 (clone_as_declaration): New function.
1498 (copy_declaration_context): New function.
1499 (generate_skeleton_ancestor_tree): New function.
1500 (generate_skeleton_bottom_up): New function.
1501 (generate_skeleton): New function.
1502 (remove_child_or_replace_with_skeleton): New function.
1503 (break_out_comdat_types): New function.
1504 (struct decl_table_entry): New type.
1505 (htab_decl_hash): New function.
1506 (htab_decl_eq): New function.
1507 (htab_decl_del): New function.
1508 (copy_ancestor_tree): New function.
1509 (copy_decls_walk): New function.
1510 (copy_decls_for_unworthy_types): New function.
1511 (build_abbrev_table): Don't assert on missing die_symbol when doing
1512 comdat type sections.
1513 (size_of_die): Use DW_FORM_sig8 for external references. Add
1515 (unmark_dies): Don't assert for unmarked dies when doing comdat
1517 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1518 (output_signature): New function.
1519 (output_die): Likewise.
1520 (output_compilation_unit_header): Mark output as DWARF version 3
1521 even if generating DWARF 4.
1522 (output_comdat_type_unit): New function.
1523 (output_line_info): Mark output as DWARF version 3 even if generating
1525 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1527 (dwarf2out_end_source_file): Likewise.
1528 (prune_unused_types_walk_attribs): Don't follow references into
1529 comdat type sections.
1530 (prune_unused_types_mark): When generating type units, do not mark
1531 children of non-defining declarations of types; do mark children of
1533 (prune_unused_types): Process comdat type sections.
1534 (htab_ct_hash): New function.
1535 (htab_ct_eq): New function.
1536 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1537 Add a pointer to the line table from type unit entries so
1538 DW_AT_decl_file has meaning.
1539 * varasm.c (default_elf_asm_named_section): Use identifier name as
1540 comdat key instead of lang hook.
1542 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1544 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1546 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.md (SWIM248): New mode iterator.
1549 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1550 divmodhi4 patterns using SWIM248 macro.
1551 (*divmod<mode>4): Macroize insn_and_split pattern from
1552 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1553 and their corresponding splitters usign SWIM248 macro. Split SImode
1554 insn to generate cltd and DImode insn to generate cqto instead of
1555 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1556 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1557 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1558 *divmodsi_noext patterns using SWIM248 macro.
1559 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1560 udivmodhi4 patterns using SWIM248 macro.
1561 (*udivmod<mode>4): Macroize insn_and_split pattern from
1562 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1563 corresponding splitters using SWIM248 macro.
1564 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1565 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1567 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1569 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1570 of zero-sized element is zero-sized regardless of its extent.
1572 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1575 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1576 * configure: Regenerated.
1577 * config.in: Regenerated.
1578 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1579 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1580 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1581 not emitting .eh_frame, emit .cfi_sections .debug_frame
1586 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1587 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1589 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1590 vars use DECL_RTL with resetting it back to NULL afterwards.
1591 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1592 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1593 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1594 the attribute type allows it, otherwise use DW_FORM_dataN.
1595 (mem_loc_descriptor): Handle CONST_STRING.
1596 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1597 Handle MEM with CONST_STRING address using add_AT_string.
1598 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1599 CONST_STRING for const arrays initialized with a string literal.
1600 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1601 (dwarf2out_finish): Call resolve_addr.
1603 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1604 Maxim Kuvyrkov <maxim@codesourcery.com>
1606 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1608 2009-10-02 Nick Clifton <nickc@redhat.com>
1610 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1611 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1613 2009-10-01 Jan Hubicka <jh@suse.cz>
1615 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1616 (cgraph_create_virtual_clone): Just pass redirect_callers
1618 * cgraph.h (cgraph_clone_node): Update prototype.
1619 * ipa-pure-const.c (self_recursive_p): New function.
1620 (propagate): Use it.
1621 * ipa-inline.c (cgraph_clone_inlined_nodes,
1622 cgraph_decide_recursive_inlining): Update.
1624 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1626 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1627 instructions for TARGET_OCTEON.
1629 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1631 * config/arm/arm.c (arm_override_options): Turn off
1632 flag_dwarf2_cfi_asm for AAPCS variants.
1634 2009-10-01 Martin Jambor <mjambor@suse.cz>
1637 * tree-sra.c (convert_callers): Do not call
1638 compute_inline_parameters on one caller more than once.
1640 2009-10-01 Nick Clifton <nickc@redhat.com>
1642 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1643 an empty string if not already defined.
1645 2009-10-01 Martin Jambor <mjambor@suse.cz>
1648 * tree-sra.c (is_va_list_type): New function.
1649 (find_var_candidates): Call is_va_list_type.
1650 (find_param_candidates): Check that the type or the type pointed
1651 to are not va_list types.
1653 2009-10-01 Martin Jambor <mjambor@suse.cz>
1656 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1657 DECL_ARTIFICIAL (param_decl) is true.
1659 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1661 * tree.h (tree_decl_common::lang_flag_8): New.
1662 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1664 * c-common.h (RID_CONSTEXPR): New.
1666 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1668 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1669 Use ref-all pointers.
1670 (alpha_gimplify_va_arg): Ditto.
1672 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1675 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1676 before insn counting loop now that BB_END (bb) is counted. Ensure
1677 the return value isn't zero.
1679 2009-09-30 Nick Clifton <nickc@redhat.com>
1681 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1682 with separate definitions of c_target_objs and cxx_target_objs.
1683 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1685 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1686 sh_symbian_import_export_class.
1687 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1688 * config/sh/symbian.c: Delete, moving code into...
1689 * config/sh/symbian-base.c: ... here
1690 * config/sh/symbian-c.c: ... and here
1691 * config/sh/symbian-cxx.c: ... and here.
1693 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1696 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1697 of plus RTX into register.
1699 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1701 * doc/install.texi: Linguistic and markup fixes.
1702 (Configuration) <--disable-cpp>: Remove description.
1703 <--enable-maintainer-mode>: Autotools files are affected, too.
1704 <--with-sysroot>: Improve description.
1705 (Building): Bump required GNU make version.
1707 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1709 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1710 (x86_64-*-*): Ditto.
1712 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1713 intrinisics for FMA4.
1714 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1715 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1716 Add FMA4 check and fma4intrin.h.
1717 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1719 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1720 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1721 constant for FMA4 support.
1722 (UNSPEC_FMA4_FMADDSUB): Ditto.
1723 (UNSPEC_FMA4_FMSUBADD): Ditto.
1724 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1725 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1726 (ix86_expand_fma4_multiple_memory): Ditto.
1727 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1728 (OPTION_MASK_ISA_FMA4_UNSET): New.
1729 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1730 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1731 (ix86_handle_option): Handle -mfma4.
1732 (isa_opts): Handle -mfma4.
1733 (enum pta_flags): Add PTA_FMA4.
1734 (override_options): Add FMA4 support.
1735 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1736 (IX86_BUILTIN_VFMADDSD): Ditto.
1737 (IX86_BUILTIN_VFMADDPS): Ditto.
1738 (IX86_BUILTIN_VFMADDPD): Ditto.
1739 (IX86_BUILTIN_VFMSUBSS): Ditto.
1740 (IX86_BUILTIN_VFMSUBSD): Ditto.
1741 (IX86_BUILTIN_VFMSUBPS): Ditto.
1742 (IX86_BUILTIN_VFMSUBPD): Ditto.
1743 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1744 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1745 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1746 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1747 (IX86_BUILTIN_VFNMADDSS): Ditto.
1748 (IX86_BUILTIN_VFNMADDSD): Ditto.
1749 (IX86_BUILTIN_VFNMADDPS): Ditto.
1750 (IX86_BUILTIN_VFNMADDPD): Ditto.
1751 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1752 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1753 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1754 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1755 (IX86_BUILTIN_VFMADDPS256): Ditto.
1756 (IX86_BUILTIN_VFMADDPD256): Ditto.
1757 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1758 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1759 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1760 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1761 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1762 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1763 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1764 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1765 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1766 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1767 (enum multi_arg_type): New enum for describing the various FMA4
1768 intrinsic argument types.
1769 (bdesc_multi_arg): New table for FMA4 intrinsics.
1770 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1771 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1773 (ix86_expand_builtin): Add FMA4 intrinsic support.
1774 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1775 operand instructions.
1776 (ix86_expand_fma4_multiple_memory): New function to split the
1777 second memory reference from FMA4 instructions.
1778 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1779 (ssemodesuffixf2s): Ditto.
1780 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1782 (fma4_fmsub<mode>4): Ditto.
1783 (fma4_fnmadd<mode>4): Ditto.
1784 (fma4_fnmsub<mode>4): Ditto.
1785 (fma4_vmfmadd<mode>4): Ditto.
1786 (fma4_vmfmsub<mode>4): Ditto.
1787 (fma4_vmfnmadd<mode>4): Ditto.
1788 (fma4_vmfnmsub<mode>4): Ditto.
1789 (fma4_fmadd<mode>4256): Ditto.
1790 (fma4_fmsub<mode>4256): Ditto.
1791 (fma4_fnmadd<mode>4256): Ditto.
1792 (fma4_fnmsub<mode>4256): Ditto.
1793 (fma4_fmaddsubv8sf4): Ditto.
1794 (fma4_fmaddsubv4sf4): Ditto.
1795 (fma4_fmaddsubv4df4): Ditto.
1796 (fma4_fmaddsubv2df4): Ditto.
1797 (fma4_fmsubaddv8sf4): Ditto.
1798 (fma4_fmsubaddv4sf4): Ditto.
1799 (fma4_fmsubaddv4df4): Ditto.
1800 (fma4_fmsubaddv2df4): Ditto.
1801 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1802 instructions for intrinsics.
1803 (fma4i_fmsub<mode>4): Ditto.
1804 (fma4i_fnmadd<mode>4): Ditto.
1805 (fma4i_fnmsub<mode>4): Ditto.
1806 (fma4i_vmfmadd<mode>4): Ditto.
1807 (fma4i_vmfmsub<mode>4): Ditto.
1808 (fma4i_vmfnmadd<mode>4): Ditto.
1809 (fma4i_vmfnmsub<mode>4): Ditto.
1810 (fma4i_fmadd<mode>4256): Ditto.
1811 (fma4i_fmsub<mode>4256): Ditto.
1812 (fma4i_fnmadd<mode>4256): Ditto.
1813 (fma4i_fnmsub<mode>4256): Ditto.
1814 (fma4i_fmaddsubv8sf4): Ditto.
1815 (fma4i_fmaddsubv4sf4): Ditto.
1816 (fma4i_fmaddsubv4df4): Ditto.
1817 (fma4i_fmaddsubv2df4): Ditto.
1818 (fma4i_fmsubaddv8sf4): Ditto.
1819 (fma4i_fmsubaddv4sf4): Ditto.
1820 (fma4i_fmsubaddv4df4): Ditto.
1821 (fma4i_fmsubaddv2df4): Ditto.
1823 * doc/invoke.texi (-mfma4): Add documentation.
1824 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1826 2009-09-29 Richard Henderson <rth@redhat.com>
1828 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1829 an edge to the new destination block.
1831 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1834 * pa.c (hppa_profile_hook): Use
1835 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1837 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1838 Alexander Monakov <amonakov@ispras.ru>
1841 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1842 (not_postinc_memory_operand): New.
1843 (not_postinc_move_operand): New.
1844 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1845 (*cmovsi_internal): Ditto.
1847 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1849 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1850 restrict issue_rate in first pass when scheduling for register
1853 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1854 Rafael Avila de Espindola <espindola@google.com>
1856 * gengtype.c (plugin_output): New.
1857 (get_output_file_with_visibility): Return plugin_output for plugins.
1858 (main): Parse and use the -P option.
1859 * gty.texi: Update the command line format.
1861 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1864 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1866 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1867 out if !const_ok_for_output.
1870 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1871 case VAR_LOCATION>: Remove gcc_unreachable ().
1873 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1875 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1876 (x86_64-*-*): Ditto.
1877 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1878 back to smmintrin.h.
1879 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1880 * config/i386/x86intrin.h: Remove SSE5.
1881 * config/i386/mmintrin-common.h: Delete file.
1882 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1884 2009-09-29 Richard Guenther <rguenther@suse.de>
1886 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1887 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1889 2009-09-29 Nick Clifton <nickc@redhat.com>
1891 * function.c (current_function_name): If there is no current
1892 function just return "<none>".
1894 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1896 * tree-pass.h (register_pass_info): New structure.
1897 (pass_positioning_ops): Move enum from gcc-plugin.h.
1898 (register_pass): New function.
1899 * gcc-plugin.h (plugin_pass): Delete structure.
1900 (pass_positioning_ops): Delete enum.
1901 * plugin.c (regsiter_pass): Delete function.
1902 (position_pass): Delete function.
1903 (added_pass_nodes): Delete variable.
1904 (prev_added_pass_nodes): Delete variable.
1905 (pass_list_node): Delete structure.
1906 * passes.c (make_pass_instance): New function.
1907 (next_pass_1): Change to call make_pass_instance.
1908 (pass_list_node): Move structure from gcc-plugin.h.
1909 (added_pass_nodes): Move variable from plugin.c.
1910 (prev_added_pass_nodes): Move variable from plugin.c.
1911 (position_pass): New function.
1912 (register_pass): New function.
1914 2009-09-28 Easwaran Raman <eraman@google.com>
1916 * ifcvt.c (noce_try_abs): Recognize pattern and call
1917 expand_one_cmpl_abs_nojump.
1918 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1919 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1921 2009-09-28 Ian Lance Taylor <iant@google.com>
1924 * c-opts.c (c_common_handle_option): Don't set
1925 warn_jump_misses_init for -Wall.
1926 * doc/invoke.texi (Warning Options): Update documentation.
1928 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1930 * Makefile.in ($(out_object_file)): Depend on
1931 gt-$(basename $(notdir $(out_file))).h.
1933 2009-09-28 Richard Henderson <rth@redhat.com>
1935 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1936 * except.c (gen_eh_region): Set it.
1937 (duplicate_eh_regions_1): Copy it.
1938 * tree-eh.c (lower_resx): Use it to determine which function
1941 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1942 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1943 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1944 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1945 BUILT_IN_CXA_END_CLEANUP if necessary.
1947 * c-common.c (c_define_builtins): Update call to
1948 build_common_builtin_nodes.
1950 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1952 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1954 2009-09-28 Michael Matz <matz@suse.de>
1956 * builtins.c (interclass_mathfn_icode): New helper.
1957 (expand_builtin_interclass_mathfn): Use it here, and split folding
1959 (fold_builtin_interclass_mathfn): ... this new folder.
1960 (build_call_nofold_loc): New static helper.
1961 (build_call_nofold): New wrapper macro for above.
1962 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1963 (expand_builtin_pow): Ditto.
1964 (expand_builtin_memset_args): Ditto.
1965 (expand_builtin_printf): Ditto.
1966 (expand_builtin_fprintf): Ditto.
1967 (expand_builtin_sprintf): Ditto.
1968 (expand_builtin_memory_chk): Ditto.
1969 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1970 (expand_builtin_stpcpy): Ditto.
1971 (expand_builtin_strcmp): Ditto.
1972 (expand_builtin_strncmp): Ditto.
1973 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1974 (expand_builtin_strcpy_args): Don't call folders.
1975 (expand_builtin_memcmp): Ditto.
1976 (expand_builtin_strncpy): Ditto, and use target.
1977 (expand_builtin_memcpy): Ditto.
1978 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1979 expand_builtin_strpbrk, expand_builtin_memmove,
1980 expand_builtin_memmove_args, expand_builtin_bcopy,
1981 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1982 expand_builtin_strspn, expand_builtin_strcspn,
1983 expand_builtin_fputs): Remove these.
1984 (expand_builtin): Don't call the above, change calls to other
1985 expanders that changed prototype.
1986 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1987 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1988 fold_builtin_interclass_mathfn.
1989 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1990 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1992 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1993 * passes.c (init_optimization_passes): Move pass_fold_builtins
1994 after last phiopt pass.
1995 * tree-inline.c (fold_marked_statements): When folding builtins
1996 iterate over all instruction potentially generated.
1997 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1999 (fold_gimple_call): Use it to always fold calls (into potentially
2000 multiple instructions).
2001 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2002 calls into zero at this time.
2003 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2004 statements generated by builtin folding.
2006 2009-09-28 Nick Clifton <nickc@redhat.com>
2008 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2010 2009-09-28 Duncan Sands <baldrick@free.fr>
2012 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2013 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2014 (register_callback): Dispatch it.
2015 (invoke_plugin_callbacks): Incorporate in sanity check.
2016 * ggc.h (ggc_register_cache_tab): Add declaration.
2017 * ggc-common.c (ggc_register_root_tab): Simplify.
2018 (const_ggc_cache_tab_t): New typedef.
2019 (extra_cache_vec): New vector of dynamically added cache tables.
2020 (ggc_register_cache_tab): New function.
2021 (ggc_scan_cache_tab): New function.
2022 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2023 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2025 2009-09-27 Richard Henderson <rth@redhat.com>
2027 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2028 which we remove __builtin_stack_restore.
2030 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2032 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2033 to test for GRD_INVARIANT.
2034 (simple_rhs_p): Anything that's function_invariant_p is fine.
2036 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2038 * gengtype.c (main): Use plunge_files instead of plugin_output.
2040 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2041 Rafael Avila de Espindola <espindola@google.com>
2043 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2044 Don't print pch related info if it is false.
2045 (main): Don't print pch info in plugin mode.
2047 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2049 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2050 with dw_val_class_const_double.
2051 (struct dw_val_struct): Replace val_long_long with val_double and
2052 adjust for above change.
2053 (output_loc_operands): Likewise.
2054 (add_AT_long_long): Rename into...
2055 (add_AT_double): ...this.
2056 (print_die): Replace dw_val_class_long_long with
2057 dw_val_class_const_double and adjust.
2058 (attr_checksum): Likewise.
2059 (same_dw_val_p): Likewise.
2060 (size_of_die): Likewise.
2061 (value_format): Likewise.
2062 (output_die): Likewise.
2063 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2064 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2065 instead of add_AT_long_long.
2066 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2067 value with the precision of its type.
2069 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2072 * c-typeck.c (build_conditional_expr): Use the readonly and
2073 volatile flags of the operand types, not of the operands itself.
2075 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2077 * collect2.c (main): Look for -brtl before adding libraries.
2079 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2081 * config.gcc: Update OpenBSD targets.
2082 * config/openbsd-stdint.h: New file.
2083 * config/openbsd-libpthread.h: New file.
2084 * config/openbsd.h: Update and break out LIB_SPEC definition.
2085 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2086 * config/i386/openbsdelf.h: Correct types.
2087 * config/m68k/openbsd.h: Likewise.
2088 * config/mips/openbsd.h: Likewise.
2089 * config/vax/openbsd.h: Likewise.
2091 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2093 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2094 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2095 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2096 of the length and zero.
2098 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2100 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2101 (FLAGS_H): Add options.h $(REAL_H).
2102 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2103 (TREE_VECTORIZER_H): New.
2104 (EBITMAP_H): Renamed from EBIMAP_H.
2105 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2106 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2107 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2108 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2109 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2110 (graphite-clast-to-gimple.o, graphite-dependences.o)
2111 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2112 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2113 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2114 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2115 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2116 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2117 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2118 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2119 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2120 updated and fixed as per above changes and per
2121 check_makefile_deps.sh output.
2124 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2125 * configure: Regenerate.
2127 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2129 * doc/install.texi: Update minimum MPC version to 0.7.
2131 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2133 * doc/install.texi (Binaries): Remove reference to the binary
2134 distribution CD-ROM from the FSF.
2136 2009-09-26 Michael Matz <matz@suse.de>
2140 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2141 that are mentioned in the body.
2143 2009-09-26 Michael Matz <matz@suse.de>
2145 PR tree-optimization/41454
2146 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2147 (tree_ssa_dominator_optimize): Don't allocate and free it.
2148 (dom_opt_leave_block): Don't iterate over it.
2149 (eliminate_redundant_computations): Don't return a value.
2150 (cprop_operand, cprop_into_stmt): Ditto.
2151 (optimize_stmt): Don't defer updating stmts.
2153 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2155 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2156 generic_parameter_die, template_parameter_pack_die,
2157 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2158 renaming DW_TAG_formal_parameter_pack and
2159 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2160 and DW_TAG_GNU_template_parameter_pack.
2162 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2164 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2165 * config/v850/v850.c (v850_function_value): New function.
2166 (TARGET_FUNCTION_VALUE): Define.
2168 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2170 * tree-vect-stmts.c (vectorizable_call): Call
2171 mark_symbols_for_renaming after vect_finish_stmt_generation.
2173 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2174 to loc_descriptor_from_tree.
2175 (add_location_or_const_value_attribute): Pass 0 instead of 2
2176 for decl_by_reference_p decls.
2178 2009-09-25 Richard Guenther <rguenther@suse.de>
2181 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2184 2009-09-25 Ben Elliston <bje@au.ibm.com>
2186 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2189 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2191 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2192 form of instruction.
2194 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2197 * fold-const.c (const_binop): Handle complex int division.
2198 * tree-complex.c (expand_complex_div_straight,
2199 expand_complex_div_wide): Update comments.
2201 2009-09-24 DJ Delorie <dj@redhat.com>
2204 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2205 (reg_class): Likewise.
2206 (REG_CLASS_NAMES): Likewise.
2207 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2208 (m32c_override_options): Disable -fivopts for M32C.
2210 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2212 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2213 Delete VSX load/store with update support.
2214 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2215 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2219 (VStype_load_update): Ditto.
2220 (VStype_store_update): Ditto.
2221 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2222 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2224 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2225 load/store with update builtins.
2227 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2229 * libgcc2.c (L_trampoline): Prototype for getpagesize
2230 and mprotect in WINNT case.
2232 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2234 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2235 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2236 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2237 'outgoing' argument.
2238 (TARGET_FUNCTION_VALUE): Define.
2240 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2242 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2244 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2247 * common.opt: Initialize dwarf_strict to -1.
2248 * toplev.c (process_options): Catch unset dwarf_strict
2249 and set to 0 for all targets not overriding.
2250 * config/darwin.c (darwin_override_options): Catch unset
2251 dwarf_strict and override to 1.
2253 2009-09-24 Jeff Law <law@redhat.com>
2255 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2257 2009-09-24 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/36143
2260 PR tree-optimization/38747
2261 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2262 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2264 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2267 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2268 return false instead of gcc_unreachable (). For CONST return the
2269 value returned by recursive call instead of always returning true.
2270 (tree_add_const_value_attribute): Return the value returned by
2271 add_const_value_attribute instead of always returning true if rtl
2274 2009-09-23 Justin Seyster <jrseys@gmail.com>
2276 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2278 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2280 * cgraphunit.c (cgraph_lower_function): Revert last change.
2281 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2282 instead of DECL_NO_STATIC_CHAIN.
2283 * tree-cfg.c (verify_gimple_call): Likewise.
2284 * tree-nested.c (get_chain_decl, get_chain_field,
2285 convert_tramp_reference_op, convert_gimple_call): Likewise.
2286 (convert_all_function_calls): Likewise. Always set or clear
2287 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2288 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2289 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2291 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2292 DECL_NO_STATIC_CHAIN.
2293 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2294 instead of DECL_NO_STATIC_CHAIN.
2295 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2296 decl_function_context.
2297 * varasm.c (initializer_constant_valid_p): Likewise.
2298 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2299 (DECL_STATIC_CHAIN): ... this.
2300 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2301 instead of DECL_NO_STATIC_CHAIN.
2303 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2304 Rafael Avila de Espindola <espindola@google.com>
2306 * gengtype.c (nb_plugin_files): Make it unsigned to match
2307 num_gt_files. Adjust other variables to avoid warnings.
2308 (main): Allocate an all zero lang_bitmap before each plugin file name
2309 to match regular file names.
2311 2009-09-23 Richard Henderson <rth@redhat.com>
2313 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2314 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2315 static chain passed in memory.
2316 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2317 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2318 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2319 STATIC_CHAIN_REGNUM defined.
2321 * config/picochip/picochip-protos.h: s/class/klass/.
2322 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2323 (picochip_static_chain): New.
2324 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2325 (STATIC_CHAIN_INCOMING): Remove.
2327 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2328 (xtensa_static_chain): New.
2329 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2330 (STATIC_CHAIN_INCOMING): Remove.
2332 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2334 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2335 * config/pa/pa-protos.h (function_value): Remove.
2336 * config/pa/pa.c (pa_function_value): Rename from function_value.
2337 Make static, add 'outgoing' argument.
2338 (TARGET_FUNCTION_VALUE): Define.
2340 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2342 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2343 instead of cfun->machine->is_leaf.
2344 * config/avr/avr.h (machine_function): Remove is_leaf field.
2346 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2349 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2350 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2351 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2352 the same size, prefer DW_OP_stack_value.
2353 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2354 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2356 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2359 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2361 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2364 * cfgexpand.c (convert_debug_memory_address): New.
2365 (expand_debug_expr): Convert base address and offset to the same
2366 mode. Use it to convert addresses to other modes. Accept
2369 2009-09-23 Richard Guenther <rguenther@suse.de>
2371 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2372 produced for bigendian targets with promoted subregs.
2374 2009-09-23 Richard Guenther <rguenther@suse.de>
2376 * value-prof.c (gimple_ic): Purge old EH edges only after building
2379 2009-09-23 Nick Clifton <nickc@redhat.com>
2381 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2383 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2386 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2389 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2390 on non-nested functions.
2392 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2393 Jan Hubicka <jh@suse.cz>
2395 * dwarf2out.c (loc_list_plus_const): Only define if
2396 DWARF2_DEBUGGING_INFO.
2397 (address_of_int_loc_descriptor): Likewise.
2400 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2402 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2405 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2406 constant is more than zero.
2408 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2411 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2412 call final to emit non-scheduled prologue, instead insert at entry.
2414 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2415 Joseph S. Myers <joseph@codesourcery.com>
2417 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2419 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2420 Rafael Avila de Espindola <espindola@google.com>
2422 * gengtype.c (is_file_equal): New function.
2423 (close_output_files): Use is_file_equal. Free of->buf.
2425 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2426 Rafael Avila de Espindola <espindola@google.com>
2428 * gengtype.c (write_types, write_local): Add the output_header
2429 argument. Update all callers.
2431 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2433 * dwarf2out.c (template_parameter_pack_die,
2434 gen_formal_parameter_pack_die ): New functions.
2435 (make_ith_pack_parameter_name): Remove this function.
2436 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2437 DW_TAG_formal_parameter_pack.
2438 (gen_generic_params_dies): Represent each template parameter pack
2439 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2440 represented by usual DW_TAG_template_*_parameter DIEs that are
2441 children of the DW_TAG_template_parameter_pack element DIE.
2442 (generic_parameter_die): This doesn't deal with parameter pack
2443 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2444 of parameter pack DIEs.
2445 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2446 in certain cases, e.g. for pack elements.
2447 (gen_formal_types_die, gen_decl_die): Adjust usage of
2448 gen_formal_parameter_die.
2449 (gen_subprogram_die): Represent each function parameter pack by a
2450 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2451 represented by usual DW_TAG_formal_parameter DIEs that are children
2452 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2453 ____builtin_va_alist decls as no part of the compiler uses those
2455 * langhooks.h (struct lang_hooks_for_decls): Add
2456 function_parm_expanded_from_pack_p, get_generic_function_decl
2457 and function_parameter_pack_p hooks. Fix comment for
2458 get_innermost_generic_parms hook.
2459 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2460 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2461 macros and use them to initialize lang_hook.
2463 2009-09-22 Richard Henderson <rth@redhat.com>
2465 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2466 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2467 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2468 on TRAMPOLINE_TEMPLATE.
2469 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2470 TRAMPOLINE_ADJUST_ADDRESS.
2471 * targhooks.c (default_asm_trampoline_template): Remove.
2472 (default_trampoline_adjust_address): Remove.
2473 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2474 * targhooks.h: Update decls.
2476 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2478 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2479 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2480 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2482 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2485 * reload1.c (reload): Reset debug insns with pseudos without
2488 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2490 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2491 unconditional true for decimal float modes.
2492 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2493 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2495 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2497 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2498 Enable a new case for __FreeBSD__ >= 7.
2499 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2500 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2501 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2502 and USE_LD_AS_NEEDED.
2504 * doc/install.texi (*-*-freebsd*): Update target information.
2506 2009-09-22 Richard Guenther <rguenther@suse.de>
2509 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2510 arrays really properly.
2512 2009-09-22 Richard Henderson <rth@redhat.com>
2515 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2516 calls.static_chain, calls.trampoline_init,
2517 calls.trampoline_adjust_address.
2518 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2519 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2520 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2521 * builtins.c (expand_builtin_setjmp_receiver): Use
2522 targetm.calls.static_chain; only clobber registers.
2523 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2524 set up memory attributes properly for the trampoline block.
2525 (expand_builtin_adjust_trampoline): Use
2526 targetm.calls.trampoline_adjust_address.
2527 * calls.c (prepare_call_address): Add fndecl argument. Use
2528 targetm.calls.static_chain.
2529 * df-scan.c (df_need_static_chain_reg): Remove.
2530 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2531 consolodate static chain handling.
2532 * doc/tm.texi: Document new hooks.
2533 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2534 (init_emit_regs): Don't initialize them.
2535 * expr.h (prepare_call_address): Update decl.
2536 * final.c (profile_function): Use targetm.calls.static_chain.
2537 * function.c (expand_function_start): Likewise.
2538 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2539 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2540 only clobber registers.
2541 * targhooks.c (default_static_chain): New.
2542 (default_asm_trampoline_template, default_trampoline_init): New.
2543 (default_trampoline_adjust_address): New.
2544 * targhooks.h: Declare them.
2545 * varasm.c (assemble_trampoline_template): Use
2546 targetm.asm_out.trampoline_template. Make the memory block const
2549 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2550 alpha_initialize_trampoline. Make static. Merge VMS parameter
2551 differences into the TARGET_ABI_OPEN_VMS code block.
2552 (TARGET_TRAMPOLINE_INIT): New.
2553 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2554 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2555 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2556 (INITIALIZE_TRAMPOLINE): Remove.
2558 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2559 (TRAMPOLINE_TEMPLATE): Merge with ...
2560 (INITIALIZE_TRAMPOLINE): ... this and move ...
2561 * config/arc/arc.c (arc_trampoline_init): ... here.
2562 (TARGET_TRAMPOLINE_INIT): New.
2564 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2565 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2566 (arm_asm_trampoline_template): New.
2567 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2568 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2569 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2570 code to arm_asm_trampoline_template.
2571 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2572 arm_trampoline_adjust_address.
2573 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2574 adjust for target hook parameters.
2576 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2579 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2580 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2581 (bfin_trampoline_init): Rename from initialize_trampoline;
2582 make static; update for target hook parameters.
2583 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2584 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2585 bfin_asm_trampoline_template.
2586 (INITIALIZE_TRAMPOLINE): Remove.
2588 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2589 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2590 cris_trampoline_init): New.
2591 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2592 cris_asm_trampoline_template.
2593 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2594 adjust for target hook parameters.
2596 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2598 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2599 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2600 fr30_trampoline_init): New.
2601 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2602 fr30_asm_trampoline_template.
2603 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2604 adjust for target hook parameters.
2606 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2607 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2608 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2609 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2610 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2612 * config/h8300/h8300.c (h8300_trampoline_init): New.
2613 (TARGET_TRAMPOLINE_INIT): New.
2614 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2615 to h8300_trampoline_init and adjust for hook parameters.
2617 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2618 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2619 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2620 make static; adjust for hook parameters.
2621 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2623 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2624 (TARGET_TRAMPOLINE_INIT): New.
2625 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2626 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2627 iq2000_asm_trampoline_template.
2628 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2629 (TRAMPOLINE_CODE_SIZE): New.
2630 (TRAMPOLINE_SIZE): Use it.
2631 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2633 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2634 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2635 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2636 adjust for hook parameters.
2637 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2639 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2640 (m32r_trampoline_init): New.
2641 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2642 m32r_trampoline_init.
2644 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2645 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2646 make static; update for hook parameters.
2647 * config/m68hc11/m68hc11-protos.h: Update.
2648 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2650 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2651 (TARGET_TRAMPOLINE_INIT): New.
2652 (mcore_function_value): Fix typo.
2653 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2654 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2655 to mcore_asm_trampoline_template.
2656 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2658 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2659 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2660 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2661 update for hook parameters.
2662 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2664 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2665 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2666 mips_trampoline_init): New.
2667 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2668 mips_asm_trampoline_template.
2669 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2670 update for hook parameters.
2672 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2673 (TARGET_TRAMPOLINE_INIT): New.
2674 (mmix_trampoline_size): Remove.
2675 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2676 make static. Remove out-of-date tetra vs octa comment.
2677 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2678 make static; update for hook parameters.
2679 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2680 (INITIALIZE_TRAMPOLINE): Remove.
2681 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2682 (TRAMPOLINE_ALIGNMENT): New.
2683 * gcc/config/mmix/mmix-protos.h: Update.
2685 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2686 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2687 mn10300_trampoline_init): New.
2688 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2689 mn10300_asm_trampoline_template.
2690 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2692 * config/moxie/moxie.c (moxie_static_chain,
2693 moxie_asm_trampoline_template, moxie_trampoline_init,
2694 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2695 TARGET_TRAMPOLINE_INIT): New.
2696 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2697 moxie_trampoline_init.
2698 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2699 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2701 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2702 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2703 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2704 pa_trampoline_adjust_address): New.
2705 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2706 pa_asm_trampoline_template.
2707 (TRAMPOLINE_ALIGNMENT): New.
2708 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2709 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2710 adjust for hook parameters.
2711 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2713 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2714 (TARGET_TRAMPOLINE_INIT): New.
2715 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2716 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2718 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2720 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2721 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2722 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2723 make static; adjust parameters for the hook.
2724 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2726 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2727 s390_trampoline_template; make static.
2728 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2729 make static; adjust for target hook.
2730 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2731 * config/s390/s390-protos.h: Remove trampoline decls.
2732 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2733 (TRAMPOLINE_TEMPLATE): Remove.
2734 (TRAMPOLINE_ALIGNMENT): New.
2736 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2737 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2738 (TARGET_TRAMPOLINE_INIT): New.
2739 (score_asm_trampoline_template): New.
2740 (score_trampoline_init): Rename from score_initialize_trampoline;
2741 make static; adjust for hook parameters.
2742 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2743 score[37]_asm_trampoline_template.
2744 (INITIALIZE_TRAMPOLINE): Remove.
2745 * config/score/score3.c (score3_asm_trampoline_template): New.
2746 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2747 adjust for target hook.
2748 * config/score/score7.c (score7_asm_trampoline_template): New.
2749 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2750 adjust for target hook.
2751 * config/score/score3.h, config/score/score7.h: Update.
2753 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2754 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2755 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2756 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2757 make static; adjust for target hook parameters.
2758 (sh_trampoline_adjust_address): New.
2759 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2760 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2762 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2763 (sparc32_initialize_trampoline): Rename from
2764 sparc_initialize_trampoline; make static; replace tramp parameter
2765 with m_tramp and update memory accesses.
2766 (sparc64_initialize_trampoline): Similarly.
2767 (sparc_trampoline_init): New.
2768 * config/sparc/sparc-protos.h: Remove trampoline decls.
2769 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2770 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2772 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2773 (array_to_constant): Make ARR parameter const.
2774 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2775 make static; update for hook parameters.
2776 * config/spu/spu-protos.h: Update decls.
2777 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2779 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2780 from xstormy16_initialize_trampoline; make static; update for
2782 (TARGET_TRAMPOLINE_INIT): New.
2783 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2785 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2786 (TARGET_TRAMPOLINE_INIT): New.
2787 (v850_can_eliminate): Make static.
2788 (v850_asm_trampoline_template, v850_trampoline_init): New.
2789 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2790 v850_asm_trampoline_template.
2791 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2792 and adjust for target hook parameters.
2794 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2795 (TARGET_TRAMPOLINE_INIT): New.
2796 (vax_asm_trampoline_template, vax_trampoline_init): New.
2797 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2798 vax_asm_trampoline_template.
2799 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2801 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2802 (TARGET_TRAMPOLINE_INIT): New.
2803 (xtensa_asm_trampoline_template): Rename from
2804 xtensa_trampoline_template; make static.
2805 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2806 make static; update for hook parameters.
2807 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2808 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2809 (INITIALIZE_TRAMPOLINE): Remove.
2811 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2812 error for nested functions with regparm=3.
2813 (ix86_compute_frame_layout): Adjust frame pointer offset for
2814 ix86_static_chain_on_stack.
2815 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2816 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2817 don't reset to UNITS_PER_WORD.
2818 (ix86_emit_leave): Adjust ix86_cfa_state.
2819 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2820 (ix86_static_chain): New.
2821 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2822 make static; update for target hook parameters; use ix86_static_chain.
2823 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2824 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2825 (INITIALIZE_TRAMPOLINE): Remove.
2826 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2827 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2828 to the end. Add static_chain_on_stack.
2829 (ix86_static_chain_on_stack): New.
2831 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2832 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2833 (m68k_trampoline_init): New.
2834 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2835 m68k_trampoline_init and adjust for hook parameters.
2836 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2837 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2839 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2841 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2842 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2844 * reload1.c (reload): Call wrap_constant when substituting
2845 reg for equiv inside of DEBUG_INSNs.
2848 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2849 add_call_src_coords_attributes, add_high_low_attributes,
2850 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2851 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2852 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2853 when -gdwarf-2 -gstrict-dwarf.
2854 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2855 -gdwarf-[23] -gstrict-dwarf.
2856 (address_of_int_loc_descriptor, loc_descriptor,
2857 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2858 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2859 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2861 2009-09-22 Richard Guenther <rguenther@suse.de>
2863 PR tree-optimization/41428
2864 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2865 (ccp_finalize): Pass it to substitute_and_fold.
2867 2009-09-22 Richard Guenther <rguenther@suse.de>
2869 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2870 (substitute_and_fold): Adjust prototype.
2871 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2872 (simplify_stmt_using_ranges): Likewise.
2873 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2874 (vrp_fold_stmt): New function.
2875 (vrp_finalize): Pass it to substitute_and_fold.
2876 * tree-flow.h (vrp_evaluate_conditional): Remove.
2877 (simplify_stmt_using_ranges): Likewise.
2878 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2879 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2880 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2882 (fold_predicate_in): Move to tree-vrp.c.
2883 (substitute_and_fold): Use the callback instead of calling into
2884 tree-vrp.c functions directly.
2886 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2888 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2889 comparison warning on rs6000.
2892 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2893 GIMPLE_EH_MUST_NOT_THROW cleanup.
2894 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2896 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2899 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2900 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2901 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2902 libSystem which is derived from the gcc 4.2.1 unwinder.
2904 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2907 * varasm.c (default_encode_section_info): Copy TLS model into
2908 sym_ref flags regardless of backend support for TLS, for all
2909 model types except TLS_MODEL_EMULATED.
2911 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2914 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2915 we can handle it correctly.
2917 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2919 * doc/install.texi (os2): Remove section.
2921 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2923 * doc/standards.texi (Objective-C): Adjust two URLs.
2925 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2927 * tree-tailcall.c (process_assignment): Don't check if a
2928 multiplication or an addition are already present.
2929 (find_tail_calls): Combine multiple additions and multiplications.
2930 (adjust_accumulator_values): Emit accumulators.
2932 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2934 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2935 xmm register restore.
2937 2009-09-21 Jan Hubicka <jh@suse.cz>
2939 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2940 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2943 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2945 * stor-layout.c (layout_type): Remove obsolete code.
2947 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2950 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2952 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2955 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2956 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2957 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2958 * fold-const.c (const_binop): Likewise.
2959 * real.h (do_mpc_arg2): Update prototype.
2961 2009-09-20 Jan Hubicka <jh@suse.cz>
2963 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2964 (add_location_or_const_value_attribute): Rewrite using
2966 (tree_add_const_value_attribute): Return true if successful.
2967 (tree_add_const_value_attribute_for_decl): Likewise.
2969 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2970 (loc_descriptor): ... here;
2971 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2972 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2973 pool items that was not marked for output.
2974 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2975 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2976 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2977 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2978 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2979 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2980 DW_OP_stack_value to get address of items that are not available
2982 (dw_loc_list): Handle single element lists correctly.
2984 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2985 Pascal Obry <obry@adacore.com>
2987 * unwind-dw2-fde.c (classify_object_over_fdes):
2988 Cast the constant 1 to _Unwind_Ptr.
2989 (add_fdes): Likewise.
2990 (linear_search_fdes): Likewise.
2992 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2994 * stor-layout.c (set_sizetype): Avoid useless type copy.
2996 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2998 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3000 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3001 * configure, config.in: Regenerate.
3002 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3004 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3005 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3006 for global data if the output could be used in a shared library.
3007 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3008 to 0 if TARGET_WRITABLE_EH_FRAME.
3010 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3012 PR rtl-optimization/39886
3013 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3014 just when insn is equal to BB_END (bb).
3016 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3018 * config/mips/mips.opt (mrelax-pic-calls): New option.
3019 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3021 (mips_unspec_call): Change "unspec_call" expander into this.
3022 (mips_strip_unspec_call): New function.
3023 (mips_got_load): Call mips_unspec_call instead of
3024 gen_unspec_call<mode>.
3025 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3027 (mips_cfg_in_reorg): New function.
3028 (mips16_lay_out_constants): Use it to decide whether to call
3029 CFG-aware insn splitting.
3030 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3031 mips_reorg. Move DF set-up code from here ...
3032 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3034 (mips_reorg): Call mips_df_reorg instead of
3035 r10k_insert_cache_barriers. Move CFG set-up code here from
3036 r10k_insert_cache_barriers.
3037 (mips_call_expr_from_insn): New function.
3038 (mips_pic_call_symbol_from_set): Likewise.
3039 (mips_find_pic_call_symbol): Likewise.
3040 (mips_annotate_pic_call_expr): Likewise.
3041 (mips_get_pic_call_symbol): Likewise.
3042 (mips_annotate_pic_calls): Likewise.
3043 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3045 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3046 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3047 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3049 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3050 (unspec_call<mode>): Remove it.
3051 (sibcall_internal, sibcall_value_internal,
3052 sibcall_value_multiple_internal, call_internal, call_split,
3053 call_value_internal, call_value_split,
3054 call_value_multiple_internal, call_value_multiple_split): Pass
3055 SIZE_OPNO to MIPS_CALL.
3056 (call_internal_direct, call_direct_split,
3057 call_value_internal_direct, call_value_direct_split): Pass -1 as
3058 SIZE_OPNO to MIPS_CALL.
3059 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3060 * configure: Regenerate.
3061 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3062 and -mno-relax-pic-calls.
3063 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3065 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3068 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3069 in the directory this rule is called from, rather than the
3070 toplevel 'gcc' directory, to fix in-tree build.
3072 2009-09-19 Chris Demetriou <cgd@google.com>
3074 PR preprocessor/28435:
3075 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3076 to cpplib that the preprocessor output is needed.
3078 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3080 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3081 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3082 *return_and_restore_fpregs_<mode>,
3083 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3086 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3087 instead of assuming it has always a REG inside of it.
3089 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3091 * config/freebsd.h: Update comment on types.
3092 (WINT_TYPE): Define.
3094 2009-09-18 Jason Merrill <jason@redhat.com>
3096 * c.opt: Add -fno-deduce-init-list.
3098 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3100 * value-prof.c (interesting_stringop_to_profile_p): Added output
3101 argument to indicate which parameter is the size parameter.
3102 * value-prof.c (gimple_stringop_fixed_value): Use
3103 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3104 * value-prof.c (gimple_stringops_transform): Update call sites to
3105 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3107 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3110 From David Binderman <dcb314@hotmail.com>:
3111 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3112 local variable f. Remove stale comments.
3113 (ix86_compute_frame_layout): Remove useless local variable total_size.
3114 Remove #if 0'd code.
3115 (legitimate_address_p): Remove useless local variables
3116 reason_rtx and reason.
3117 (ix86_split_copysign_const): Remove useless local variable op1.
3118 (scale_counter): Remove useless local variable piece_size_mask.
3120 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3122 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3125 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3128 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3130 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3132 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3135 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3137 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3138 DW_OP_implicit_value even without dwarf_version 4.
3140 2009-09-17 Jan Hubicka <jh@suse.cz>
3142 * dwarf2out.c: Include tree-pass.h and gimple.h.
3143 (loc_list_plus_const): New function.
3144 (loc_descriptor_from_tree_1): Rename to ...
3145 (loc_descriptor_from_tree): ... remove original.
3146 (loc_list_from_tree): New function.
3147 (add_AT_location_description): Accept location list.
3148 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3149 (concatn_mem_loc_descriptor): Remove.
3150 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3152 (secname_for_decl): Move up.
3153 (hidden_reference_p): New function; break out from ...
3154 (loc_by_refernece): ... here; move up.
3155 (dw_loc_list): New function.
3156 (single_element_loc_list): New function.
3157 (single_element_loc_list_p): New function.
3158 (add_loc_descr_to_each): New function.
3159 (add_loc_list): New function.
3160 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3161 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3162 add diagnostics why expansion failed.
3163 (add_location_or_const_value_attribute): Support location lists.
3164 (add_bound_info): Likewise.
3165 (descr_info_loc): Update call of loc_descriptor_from_tree.
3166 (gen_variable_die): Work on location lists.
3167 * final.c (pass_final): Add dump file.
3168 * Makefile.in (dwarf2out.o): Add new dependencies.
3170 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3173 * real.c decimal_from_integer, decimal_integer_string): New.
3174 (real_from_integer): Use them as special case for decimal float.
3175 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3176 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3177 Do not append zero after the decimal point in string to convert.
3179 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3181 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3182 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3184 2009-09-17 Martin Jambor <mjambor@suse.cz>
3186 * common.opt (fipa-sra): New switch.
3187 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3188 * timevar.def (TV_IPA_SRA): New timevar.
3189 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3190 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3191 * tree-sra.c: Include cgraph.c.
3192 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3193 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3194 and grp_not_necessarilly_dereferenced.
3195 (func_param_count): New variable.
3196 (encountered_apply_args): New variable.
3197 (bb_dereferences): New variable.
3198 (final_bbs): New variable.
3199 (no_accesses_representant): New variable.
3200 (no_accesses_p): New function.
3201 (dump_access): Dump the new fields.
3202 (sra_initialize): Set encountered_apply_args to false.
3203 (get_ssa_base_param): New function.
3204 (mark_parm_dereference): New function.
3205 (create_access): Caring for INIDRECT_REFs and different handling of
3206 varialble length accesses in early IPA SRA. Store the stmt - a new
3207 parameter - to the new access.
3208 (build_access_from_expr_1): New parameter stmt, passed to
3209 create_access. Handle INDIRECT_REFs.
3210 (build_access_from_expr): Pass the current statement to
3211 build_access_from_expr_1.
3212 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3214 (build_accesses_from_assign): Pass the current statement to
3215 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3216 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3217 final_bbs when necessary. Check for calls to __builtin_apply_args.
3218 Fixup EH info if anythng was changed.
3219 (is_unused_scalar_param): New function.
3220 (ptr_parm_has_direct_uses): New function.
3221 (find_param_candidates): New function.
3222 (mark_maybe_modified): New function.
3223 (analyze_modified_params): New function.
3224 (propagate_dereference_distances): New function.
3225 (dump_dereferences_table): New function.
3226 (analyze_caller_dereference_legality): New function.
3227 (unmodified_by_ref_scalar_representative): New function.
3228 (splice_param_accesses): New function.
3229 (decide_one_param_reduction): New function.
3230 (enum ipa_splicing_result): New type.
3231 (splice_all_param_accesses): New function.
3232 (get_param_index): New function.
3233 (turn_representatives_into_adjustments): New function.
3234 (analyze_all_param_acesses): New function.
3235 (get_replaced_param_substitute): New function.
3236 (get_adjustment_for_base): New function.
3237 (replace_removed_params_ssa_names): New function.
3238 (sra_ipa_reset_debug_stmts): New function.
3239 (sra_ipa_modify_expr): New function.
3240 (sra_ipa_modify_assign): New function.
3241 (convert_callers): New function.
3242 (modify_function): New function.
3243 (ipa_sra_preliminary_function_checks): New function.
3244 (ipa_early_sra): New function.
3245 (ipa_early_sra_gate): New function.
3246 (pass_early_ipa_sra): New variable.
3247 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3249 2009-09-17 Michael Matz <matz@suse.de>
3252 * tree.c (build_type_attribute_qual_variant): Export.
3253 * tree.h (build_type_attribute_qual_variant): Declare.
3254 * tree-inline.c (remap_type_1): Use it to build variants with
3255 the original qualifiers and attributes.
3257 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3259 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3260 without a fallthrough edge.
3262 2009-09-16 DJ Delorie <dj@redhat.com>
3264 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3265 chip and ignore the "fast_interrupt" attribute if so.
3267 2009-09-16 Richard Henderson <rth@redhat.com>
3270 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3273 2009-09-16 Richard Henderson <rth@redhat.com>
3276 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3277 is set only if DECL_NO_STATIC_CHAIN is unset.
3278 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3279 (FOR_EACH_NEST_INFO): New.
3280 (walk_all_functions): Use it.
3281 (finalize_nesting_tree): Likewise.
3282 (unnest_nesting_tree): Likewise.
3283 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3284 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3285 (convert_gimple_call): Early out if gimple_call_chain already set.
3286 (convert_all_function_calls): Iterate until no new functions
3287 require a static chain.
3288 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3289 when building a trampoline. Use dump_function_to_file instead
3291 (lower_nested_functions): Open dump_file. Validate that decls
3292 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3293 bit reset by this pass.
3295 2009-09-16 Michael Matz <matz@suse.de>
3298 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3299 shorten decl_common_unused.
3300 (DECL_RESTRICTED_P): New accessor.
3301 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3302 to disambiguate marked decls and restrict pointers.
3304 2009-09-16 Richard Henderson <rth@redhat.com>
3307 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3309 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3311 * integrate.c (set_block_abstract_flags): Call
3312 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3314 2009-09-16 Richard Guenther <rguenther@suse.de>
3317 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3320 2009-09-16 DJ Delorie <dj@redhat.com>
3321 Kaz Kojima <kkojima@gcc.gnu.org>
3323 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3324 (sh_expand_prologue): Update calls to output_stack_adjust.
3325 (sh_expand_epilogue): Likewise.
3327 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3330 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3331 trying to limit the extent of searches in the insn stream.
3333 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3334 Jakub Jelinek <jakub@redhat.com>
3338 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3340 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3341 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3342 (rs6000_savres_strategy): Always save FP registers inline if the
3343 target doesn't support hardware double-precision. Set the above
3344 bits in return value when needed.
3345 (rs6000_savres_routine_sym): Fix computation for cache selector.
3346 Mark the generated symbol as a function. Rename exitp argument to
3347 lr. Move code for determining the name of the symbol...
3348 (rs6000_savres_routine_name): ...here. New function. Add cases for
3349 getting the names right on AIX and 64-bit Linux.
3350 (savres_routine_name): New variable.
3351 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3352 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3353 on what the target routine uses as a base register. If savep && lr
3354 describe saving of r0 into memory slot.
3355 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3356 line calls for AIX ABI.
3357 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3358 determine FP save/restore functions.
3359 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3360 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3362 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3363 Duplicate restoration of LR and execute the appropriate one
3364 depending on whether GPRs are being restored inline. Set r11 from
3365 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3366 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3367 Fix out of line calls for AIX ABI.
3368 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3370 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3372 (*restore_gpregs_spe): Likewise.
3373 (*return_and_restore_gpregs_spe): Likewise.
3374 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3375 Define to empty string unconditionally.
3376 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3377 Define to empty string unconditionally.
3378 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3381 2009-09-15 Jan Hubicka <jh@suse.cz>
3383 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3384 * params.def (inline-insns-auto): Likewise.
3386 2009-09-15 Martin Jambor <mjambor@suse.cz>
3388 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3389 individual statements only at TDF_DETAILS dump level. Format
3390 source for 80 characters per line.
3392 2009-09-15 Christian Bruel <christian.bruel@st.com>
3394 * regrename.c (do_replace): Update REG_DEAD notes.
3396 2009-09-15 Revital Eres <eres@il.ibm.com>
3398 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3399 * targhooks.c (default_builtin_support_vector_misalignment):
3400 New builtin function.
3401 * targhooks.h (default_builtin_support_vector_misalignment):
3403 * target.h (builtin_support_vector_misalignment):
3404 New field in struct gcc_target.
3405 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3406 new builtin function.
3407 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3409 * config/rs6000/rs6000.c
3410 (rs6000_builtin_support_vector_misalignment): New function.
3411 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3413 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3415 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3417 (bfin_optimize_loop): Likewise.
3418 (bfin_gen_bundles): Likewise.
3419 (workaround_speculation): Likewise.
3420 (find_load): Return NULL_RTX for debug_insn.
3422 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3424 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3427 2009-09-14 DJ Delorie <dj@redhat.com>
3429 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3430 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3433 2009-09-14 Richard Henderson <rth@redhat.com>
3434 Jakub Jelinek <jakub@redhat.com>
3436 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3437 * cfgbuild.c (make_edges): Handle asm goto.
3438 * cfglayout.c (fixup_reorder_chain): Likewise.
3439 * cfgrtl.c (patch_jump_insn): Likewise.
3440 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3441 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3442 (gimple_build_asm_vec): Add and use labels parameter.
3443 (gimple_build_asm): Remove.
3444 (walk_gimple_asm): Walk labels too.
3445 * gimple.def (GIMPLE_ASM): Update docs.
3446 * gimple.h: Update decls.
3447 (struct gimple_statement_asm): Change nc to use unsigned char;
3449 (gimple_asm_nlabels): New.
3450 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3451 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3452 into gimple_build_asm_vec.
3453 * jump.c (mark_jump_label_asm): New.
3454 (mark_jump_label): Use it.
3455 (redirect_jump_1): Handle asm goto.
3456 (invert_jump_1): Soft fail if X is null.
3457 * recog.c (extract_asm_operands): New.
3458 (asm_noperands): Use it; handle asm labels.
3459 (decode_asm_operands): Use extract_asm_operands.
3460 (asm_operand_ok): Properly handle empty string.
3461 * reg-stack.c (get_asm_operands_in_out): Rename from
3462 get_asm_operand_n_inputs; use extract_asm_operands; return both
3463 inputs and outputs by reference; update all callers.
3464 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3465 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3466 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3467 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3468 (extract_asm_operands): Declare.
3469 * stmt.c (expand_asm_operands): Add and use labels parameter.
3470 (check_unique_operand_names): Likewise.
3471 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3472 (expand_asm_stmt): Handle asm labels.
3473 * tree-cfg.c (make_gimple_asm_edges): New.
3474 (make_edges): Use it.
3475 (cleanup_dead_labels): Handle asm labels.
3476 (is_ctrl_altering_stmt): Likewise.
3477 (gimple_redirect_edge_and_branch): Likewise.
3478 * tree.def (ASM_EXPR): Add 5th operand.
3479 * tree.h (ASM_LABELS): New.
3480 (resolve_asm_operand_names): Update decl.
3482 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3483 (c_parser_asm_goto_operands): New.
3484 * c-tree.h (build_asm_expr): Update decl.
3485 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3486 * doc/extend.texi: Document asm goto.
3488 2009-09-14 Richard Henderson <rth@redhat.com>
3490 * except.h: Update declarations.
3491 (struct pointer_map_t): Forward declare.
3492 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3493 (struct eh_landing_pad_d, eh_landing_pad): New.
3494 (struct eh_catch_d, eh_catch): New.
3495 (struct eh_region_d): Remove next_region_sharing_label, aka,
3496 label, tree_label, landing_pad, post_landing_pad, resume,
3497 may_contain_throw. Rename region_number to index. Remove
3498 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3499 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3500 (VEC(eh_landing_pad,gc)): New.
3501 (struct eh_status): Remove last_region_number. Add lp_array,
3502 throw_stmt_table, ttype_data, ehspec_data.
3503 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3504 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3505 * except.c (lang_protect_cleanup_actions): Return tree.
3506 (struct ehl_map_entry): Remove.
3507 (init_eh_for_function): Push zero entries for region and lp_array.
3508 (gen_eh_region): Add to region_array immediately.
3509 (gen_eh_region_catch): Operate on eh_catch objects.
3510 (gen_eh_landing_pad): New.
3511 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3512 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3513 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3514 (get_eh_landing_pad_from_number_fn): New.
3515 (get_eh_landing_pad_from_number): New.
3516 (get_eh_region_from_lp_number_fn): New.
3517 (get_eh_region_from_lp_number): New.
3518 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3519 (get_exception_pointer, get_exception_filter): Remove.
3520 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3521 (current_function_has_exception_handlers): Simplify.
3522 (bring_to_root, eh_region_replaceable_by_p): Remove.
3523 (replace_region, hash_type_list, hash_eh_region): Remove.
3524 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3525 (label_to_region_map, num_eh_regions): Remove.
3526 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3527 (find_exception_handler_labels): Remove.
3528 (duplicate_eh_regions_0, find_prev_try): Remove.
3529 (struct duplicate_eh_regions_data): New.
3530 (duplicate_eh_regions_1): Rewrite.
3531 (duplicate_eh_regions): Return a pointer map instead of an
3533 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3534 (redirect_eh_edge_to_label): Remove.
3535 (eh_region_outermost): Rewrite using eh_region pointers
3536 instead of integers.
3537 (add_ttypes_entry): Update for ttype_data move to eh_status.
3538 (add_ehspec_entry): Rewrite with VEC instead of varray.
3539 (assign_filter_values): Likewise. Export.
3540 (build_post_landing_pads, connect_post_landing_pads): Remove.
3541 (dw2_build_landing_pads): Rewrite to use lp_array.
3542 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3543 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3544 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3545 (sjlj_mark_call_sites): Update for landing pad numbers.
3546 (finish_eh_generation): Rewrite.
3547 (gate_handle_eh): Do nothing for no eh tree.
3548 (pass_rtl_eh): Move up near finish_eh_generation.
3549 (remove_eh_landing_pad): New.
3550 (remove_eh_handler): Export.
3551 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3552 (for_each_eh_label): Rewrite to use lp_array.
3553 (make_reg_eh_region_note): New.
3554 (make_reg_eh_region_note_nothrow_nononlocal): New.
3555 (insn_could_throw_p): New.
3556 (copy_reg_eh_region_note_forward): New.
3557 (copy_reg_eh_region_note_backward): New.
3558 (check_handled, add_reachable_handler): Remove.
3559 (reachable_next_level, foreach_reachable_handler): Remove.
3560 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3561 (get_eh_region_and_lp_from_rtx): New.
3562 (get_eh_region_from_rtx): New.
3563 (can_throw_internal_1, can_throw_external_1): Remove.
3564 (can_throw_internal): Use get_eh_region_from_rtx.
3565 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3566 (insn_nothrow_p, can_nonlocal_goto): New.
3567 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3568 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3569 (add_action_record): Use VEC not varray.
3570 (collect_one_action_chain): Update for eh_region changes.
3571 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3572 Use get_eh_region_and_lp_from_rtx.
3573 (gate_convert_to_eh_region_ranges): New.
3574 (pass_convert_to_eh_region_ranges): Use it.
3575 (push_uleb128, push_sleb128): Use VEC not varray.
3576 (output_one_function_exception_table): Likewise.
3577 (dump_eh_tree): Update for eh_region changes.
3578 (verify_eh_tree): Likewise.
3579 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3580 * tree-eh.c: Include target.h.
3581 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3582 Don't disallow GIMPLE_RESX; adjust argument check.
3583 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3584 (record_stmt_eh_region): Update for landing pad numbers;
3585 generate a landing pad if necessary.
3586 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3587 (remove_stmt_from_eh_lp_fn): Similarly.
3588 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3589 Update for lp numbers; don't special case missing throw_stmt_table.
3590 (lookup_expr_eh_lp): Similarly.
3591 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3592 (eh_seq, eh_region_may_contain_throw): New.
3593 (struct leh_state): Add ehp_region.
3594 (struct leh_tf_state): Remove eh_label.
3595 (emit_post_landing_pad): New.
3596 (emit_resx, emit_eh_dispatch): New.
3597 (note_eh_region_may_contain_throw): New.
3598 (frob_into_branch_around): Take eh_region not eh label;
3599 emit eh code into eh_seq.
3600 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3601 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3602 lower_eh_must_not_throw. Emit code to eh_seq.
3603 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3604 (lower_try_finally_onedest): Likewise.
3605 (lower_try_finally_copy): Likewise.
3606 (lower_try_finally_switch): Likewise.
3607 (lower_try_finally): Initialize ehp_region.
3608 (lower_catch): Update for eh_catch objects.
3609 (lower_eh_filter): Don't handle must_not_throw.
3610 (lower_eh_must_not_throw): New.
3611 (lower_cleanup): Don't set eh_label.
3612 (lower_eh_constructs_2): Resolve eh builtins.
3613 Handle GIMPLE_EH_MUST_NOT_THROW.
3614 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3615 Add eh_seq to the end of the function body.
3616 (make_eh_dispatch_edges): New.
3617 (make_eh_edge): Remove.
3618 (make_eh_edges): Simplify for landing pads.
3619 (redirect_eh_edge_1): New.
3620 (redirect_eh_edge): Use it.
3621 (redirect_eh_dispatch_edge): New.
3622 (stmt_could_throw_p): Use a switch. Allow RESX.
3623 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3624 (stmt_can_throw_internal): Likewise.
3625 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3626 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3627 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3628 (gate_refactor_eh): New.
3629 (pass_refactor_eh): Use it.
3630 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3631 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3632 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3633 (remove_unreachable_handlers): Rename from
3634 tree_remove_unreachable_handlers; rewrite for landing pads;
3635 call remove_eh_handler directly.
3636 (remove_unreachable_handlers_no_lp): New.
3637 (unsplit_eh, unsplit_all_eh): New.
3638 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3639 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3640 (cleanup_empty_eh_unsplit): New.
3641 (cleanup_empty_eh): Rewrite.
3642 (cleanup_all_empty_eh): New.
3643 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3644 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3645 (gate_cleanup_eh): New.
3646 (pass_cleanup_eh): Use it.
3647 (verify_eh_edges): Move later in file. Expect one EH edge.
3648 (verify_eh_dispatch_edge): New.
3650 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3651 (gtype-desc.o): Add TARGET_H.
3652 (tree.o): Use EXCEPT_H, not except.h.
3653 (cfgbuild.o): Add EXPR_H.
3654 (GTFILES): Add vecprim.h.
3655 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3656 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3657 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3658 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3659 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3660 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3661 calls to can_throw_internal.
3662 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3663 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3664 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3665 (expand_gimple_stmt): Use make_reg_eh_region_note.
3666 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3667 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3668 or find_exception_handler_labels.
3669 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3670 there is exacly one EH edge. Use can_nonlocal_goto and
3672 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3673 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3674 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3675 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3676 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3677 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3678 * dse.c (scan_insn): Use insn_could_throw_p.
3679 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3680 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3681 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3682 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3683 EXC_PTR_EXPR or FILTER_EXPR.
3684 (tree_expr_nonzero_warnv_p): Likewise.
3685 * function.h: Include vecprim.h, not varray.h
3686 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3687 move ttype_data and ehspec_data members to struct eh_status; change
3688 action_record_data member to a VEC.
3689 * gcse.c (hash_scan_set): Use can_throw_internal.
3690 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3691 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3692 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3693 (block_may_fallthru): Don't handle RESX_EXPR.
3694 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3695 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3696 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3697 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3698 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3699 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3700 (gimple_size): Likewise.
3701 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3702 (gimple_build_resx): Use gimple_build_with_ops.
3703 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3704 (is_gimple_val): Likewise.
3705 (is_gimple_stmt): Remove RESX_EXPR.
3706 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3707 (GIMPLE_RESX): Reorder with other EH constructs.
3708 * gimple.h (struct gimple_statement_eh_mnt): New.
3709 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3710 (gimple_eh_filter_must_not_throw): Remove.
3711 (gimple_eh_filter_set_must_not_throw): Remove.
3712 (gimple_eh_must_not_throw_fndecl): New.
3713 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3714 (is_gimple_resx): New.
3715 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3716 Don't copy EH_FILTER_MUST_NOT_THROW.
3717 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3718 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3719 handle must_not_throw_labels specially.
3720 * ipa-pure-const.c (check_call): Update debug statement for LP.
3721 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3722 * ipa-utils.c (get_base_var): Likewise.
3723 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3724 * lower-subreg.c (move_eh_region_note): Remove.
3725 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3726 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3727 (create_task_copyfn): Likewise.
3728 (maybe_catch_exception): Use gimple_build_eh_filter.
3729 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3730 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3731 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3732 and pass_lower_resx.
3733 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3734 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3735 can_throw_internal, can_nonlocal_goto.
3736 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3737 copy_reg_eh_region_note_forward.
3738 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3739 (emit_output_reload_insns): Likewise.
3740 (copy_eh_notes): Remove.
3741 * rtl.def (RESX): Remove.
3742 * rtl.h: Update declarations.
3743 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3744 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3745 (update_eh_label): Remove.
3746 (cleanup_dead_labels_eh): New.
3747 (cleanup_deal_labels): Use it instead of update_eh_label.
3748 (gimple_merge_blocks): Update landing pad data structure when
3749 removing a landing pad label.
3750 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3751 test; handle GIMPLE_EH_MUST_NOT_THROW.
3752 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3753 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3754 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3755 (verify_stmt): Likewise. Verify landing pads.
3756 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3757 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3758 (struct move_stmt_d): Add eh_map.
3759 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3760 (move_stmt_r): Remap eh region numbers in builtin calls,
3761 resx and eh_dispatch.
3762 (move_block_to_fn): Remove eh_offset parameter. Use
3763 maybe_duplicate_eh_stmt_fn.
3764 (find_outermost_region_in_block): Operate on eh_region pointers
3765 instead of region numbers.
3766 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3767 duplicate_eh_regions.
3768 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3769 test earlier. Disallow EH landing pads.
3770 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3771 * tree-flow.h: Update declarations.
3772 (struct tree_ann_common_d): Replace rn with lp_nr.
3773 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3774 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3775 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3776 resx and eh_dispatch.
3777 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3778 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3779 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3780 from duplicate_eh_regions.
3781 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3782 update RESX; handle EH_DISPATCH.
3783 (expand_call_inline): Set eh_lp_nr, not eh_region.
3784 (maybe_inline_call_in_expr): Likewise.
3785 * tree-inline.h (struct copy_body_data): Replace eh_region with
3786 eh_lp_nr, eh_region_offset with eh_map.
3787 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3788 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3789 * tree-pretty-print.c (dump_generic_node): Don't handle
3790 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3791 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3792 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3793 EXC_PTR_EXPR, FILTER_EXPR.
3794 * tree-ssa-operands.c (get_expr_operands): Likewise.
3795 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3796 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3797 (ao_ref_init_from_vn_reference): Likewise.
3798 * tree-ssa-sink.c (statement_sink_location): Likewise.
3799 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3800 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3801 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3802 EXC_PTR_EXPR, FILTER_EXPR.
3803 (is_exception_related): Remove.
3804 (compute_avail): Don't call it.
3805 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3806 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3807 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3808 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3810 (build_resx): Remove.
3811 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3812 * tree.h: Update declarations.
3813 (EH_FILTER_MUST_NOT_THROW): Remove.
3814 (struct tree_label_decl): Add eh_landing_pad_nr.
3815 (EH_LANDING_PAD_NR): New.
3816 * value-prof.c (gimple_ic): Tidy variable names. Update for
3817 landing pad numbers.
3818 (gimple_stringop_fixed_value): Tidy variable names. Assert
3819 that neither call stmt can throw.
3820 * vecprim.h (uchar): New.
3821 (VEC(uchar,heap), VEC(uchar,gc)): New.
3823 * c-common.c (c_define_builtins): Update call to
3824 build_common_builtin_nodes.
3825 * c-parser.c (c_parse_file): Don't call
3826 default_init_unwind_resume_libfunc.
3828 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3830 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3831 (mips_cprestore_address_p): Likewise.
3832 (mips_save_gp_to_cprestore_slot): Likewise.
3833 (mips_restore_gp): Rename to...
3834 (mips_restore_gp_from_cprestore_slot): ...this.
3835 (mips_must_initialize_gp_p): Declare.
3836 (mips_emit_save_slot_move): Likewise.
3837 (mips_output_load_label): Return nothing.
3838 (mips_eh_uses): Declare.
3839 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3840 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3841 (TARGET_ABSOLUTE_JUMPS): Likewise.
3842 (EH_USES): Likewise.
3843 (FIRST_PSEUDO_REGISTER): Update comment.
3844 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3845 (MIPS_CALL): ...here.
3846 (REGISTER_NAMES): Add $cprestore.
3847 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3848 Add load_label_length, has_inflexible_gp_insn_p,
3849 has_flexible_gp_insn_p, must_initialize_gp_p and
3850 must_restore_gp_when_clobbered_p.
3851 (mips_expand_call): Don't generate split instructions here.
3852 (mips_split_call): Update the call to mips_restore_gp after
3853 the above name change.
3854 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3855 (mips_find_gp_ref): New function.
3856 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3857 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3858 (mips_insn_has_flexible_gp_ref_p): Likewise.
3859 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3860 (mips_function_has_gp_insn): Delete.
3861 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3862 Use the new functions above. Only return INVALID_REGNUM
3863 for TARGET_ABSOLUTE_JUMPS.
3864 (mips_must_initialize_gp_p): New function.
3865 (mips_get_cprestore_base_and_offset): New function, extracted from...
3866 (mips_cprestore_slot): ...here. Take a bool parameter.
3867 (mips_cfun_has_cprestore_slot_p): New function.
3868 (mips_cprestore_address_p): Likewise.
3869 (mips_save_gp_to_cprestore_slot): Likewise.
3870 (mips_restore_gp): Rename to...
3871 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3872 epilogue_completed. Update the call to mips_cprestore_slot.
3873 Test cfun->machine->must_restore_gp_when_clobbered_p.
3874 (mips_direct_save_slot_move_p): New function.
3875 (mips_emit_save_slot_move): Likewise.
3876 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3877 of cfun->machine->global_pointer.
3878 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3879 (mips_save_reg): Use mips_emit_save_slot_move.
3880 (mips_expand_prologue): Set must_initialize_gp_p.
3881 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3882 for all cprestore saves. Emit a use_cprestore instruction after
3883 setting up the cprestore slot.
3884 (mips_restore_reg): Use mips_emit_save_slot_move.
3885 (mips_process_load_label): New function.
3886 (mips_load_label_length): Likewise.
3887 (mips_output_load_label): Don't return asm: output it here instead.
3888 Use mips_process_load_label.
3889 (mips_adjust_insn_length): Adjust the length of branch instructions
3890 that have length MAX_PIC_BRANCH_LENGTH.
3891 (mips_output_conditional_branch): Update the call to
3892 mips_output_load_label. Assume the branch target is OPERANDS[0]
3893 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3894 (mips_output_order_conditional_branch): Swap the meaning of
3895 OPERANDS[0] and OPERANDS[1].
3896 (mips_variable_issue): Don't count ghost instructions.
3897 (mips_expand_ghost_gp_insns): New function.
3898 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3899 (mips_output_mi_thunk): Set must_initialize_gp_p.
3900 (mips_eh_uses): New function.
3901 * config/mips/predicates.md (cprestore_save_slot_operand)
3902 (cprestore_load_slot_operand): New predicates.
3903 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3904 (UNSPEC_MOVE_GP): Likewise.
3905 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3906 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3907 (CPRESTORE_SLOT_REGNUM): New register.
3908 (MAX_PIC_BRANCH_LENGTH): New constant.
3909 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3910 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3911 branches. Fix commentary.
3912 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3913 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3914 Change type to "ghost".
3915 (loadgp_absolute_<mode>): Likewise.
3916 (loadgp_rtp_<mode>): Likewise.
3917 (copygp_mips16): Likewise.
3918 (loadgp_blockage): Remove redundant mode attribute.
3919 (potential_cprestore): New instruction.
3920 (cprestore): Turn into an unspec set.
3921 (use_cprestore): New instruction.
3922 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3923 (*branch_fp_inverted): Likewise.
3924 (*branch_order<mode>): Likewise.
3925 (*branch_order<mode>_inverted): Likewise.
3926 (*branch_equality<mode>): Likewise.
3927 (*branch_equality<mode>_inverted): Likewise.
3928 (*branch_bit<bbv><mode>): Likewise.
3929 (*branch_bit<bbv><mode>_inverted): Likewise.
3930 (*branch_equality<mode>_mips16): Remove redundant mode.
3931 (jump): Turn into a define_expand.
3932 (*jump_absolute): New instruction.
3933 (*jump_pic): Likewise.
3934 (*jump_mips16): Rename previously-unnamed pattern. Remove
3935 redundant mode attribute.
3936 (restore_gp): Split on epilogue_completed rather than
3937 reload_completed. Change type to "ghost".
3938 (move_gp<mode>): New instruction.
3939 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3940 Remove redundant mode attribute.
3941 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3942 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3943 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3945 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3948 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3949 are returned in the same register (vs34 or v2) that Altivec vector
3950 types are returned in.
3951 (rs6000_libcall_value): Ditto.
3954 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3955 instead of explicit addsi3/adddi3 calls.
3956 (rs6000_split_multireg_move): Ditto.
3957 (rs6000_emit_allocate_stack): Ditto.
3958 (rs6000_emit_prologue): Ditto.
3959 (rs6000_output_mi_thunk): Ditto.
3961 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3962 size is 64 bits if we can use 64-bit registers.
3964 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3966 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3969 From Jie Zhang <jie.zhang@analog.com>:
3970 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3971 save FP and RETS with saveall attribute.
3972 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3973 with saveall attribute.
3975 * config/bfin/bfin.c (bfin_expand_builtin,
3976 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3979 From Jie Zhang <jie.zhang@analog.com>:
3980 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3981 before use in two places.
3982 * config/bfin/bfin.md (AREG): Define mode iterator.
3983 (reload_in, reload_out): Use mode iterator AREG.
3985 2009-09-14 Richard Guenther <rguenther@suse.de>
3988 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3989 EH personality path.
3991 2009-09-13 Richard Guenther <rguenther@suse.de>
3992 Rafael Avila de Espindola <espindola@google.com>
3994 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3995 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3996 (LANG_HOOKS_INITIALIZER): Adjust.
3997 (lhd_pass_through_t): Declare.
3998 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4000 * langhooks.c (lhd_pass_through_t): New function.
4001 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4002 dwarf2out_begin_prologue): Use personality from current_function_decl.
4003 * expr.h (get_personality_function): Declare.
4004 * expr.c (get_personality_function): New function.
4005 (build_personality_function): Likewise.
4006 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4007 (eh_personality_libfunc): Remove.
4008 * optabs.c (build_libfunc_function): New function split out from ...
4009 (init_one_libfunc): ... here.
4010 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4011 (tree_function_decl): Add personality.
4012 (lhd_gcc_personality): Declare.
4013 (build_personality_function): Likewise.
4014 * tree.c (gcc_eh_personality_decl): New.
4015 (lhd_gcc_personality): New function.
4016 * except.h (lang_eh_runtime_type): Remove.
4017 (enum eh_personality_kind): New.
4018 (build_personality_function): Declare.
4019 (function_needs_eh_personality): Declare.
4020 * except.c (lang_eh_runtime_type): Remove.
4021 (function_needs_eh_personality): New function.
4022 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4023 (sjlj_emit_function_enter, output_function_exception_table):
4024 Use personality from current_function_decl.
4025 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4026 * tree-inline.c (tree_can_inline_p): Do not inline across different
4028 (expand_call_inline): Likewise. Adjust the callers EH personality.
4029 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4030 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4031 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4032 (c-parser.o): Likewise
4033 * c-tree.h (c_eh_initialized_p): Remove.
4034 (c_maybe_initialize_eh): Likewise.
4035 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4036 (finish_decl): Don't call c_maybe_initialize_eh.
4037 (c_eh_initialized_p): Remove.
4038 (c_maybe_initialize_eh): Likewise.
4039 * c-parser.c (c_parser_omp_construct): Likewise.
4040 (c_parse_file): Initialize exception handling.
4042 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4044 * config.gcc (tm_file): Remove i386/biarch32.h
4045 for i?86-w64-mingw* case.
4046 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4048 * config.host: Set for x64 mingw the option
4049 use_long_long_for_widest_fast_int to yes.
4051 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4053 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4054 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4055 (dbxout_begin_function): Likewise.
4056 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4057 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4058 set on the function.
4059 (final_end_function): Likewise.
4060 (final_scan_insn): Likewise.
4061 (rest_of_handle_final): Likewise.
4062 * varasm.c (assemble_start_function): Likewise.
4063 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4065 2009-09-12 Jason Merrill <jason@redhat.com>
4067 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4068 * opts.c (common_handle_option): constify.
4070 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4072 * doc/install.texi (avr): Remove obsolete reference site.
4074 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4076 * doc/install.texi (Binaries): Adjust AIX link.
4078 2009-09-12 Akim Demaille <demaille@gostai.com>
4080 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4081 Use an imperative sentence.
4083 2009-09-11 Richard Henderson <rth@redhat.com>
4085 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4086 structure-name and has-tree-operands arguments; update all entries.
4087 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4089 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4090 (gsstruct_code_size): New.
4091 (gss_for_code_): New.
4092 (gss_for_code): Remove.
4093 (gimple_size): Rewrite using gsstruct_code_size.
4094 (gimple_statement_structure): Move to gimple.h.
4095 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4096 (gss_for_code, gimple_statement_structure): New.
4097 (gimple_ops): Use new arrays; tidy.
4099 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4101 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4102 operand to be a PLUS expression.
4103 * config/pa/pa.c (pa_secondary_reload): Likewise.
4105 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4107 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4109 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4112 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4114 From Jie Zhang <jie.zhang@analog.com>:
4115 * doc/extend.texi (node Function Attributes): Document l2
4117 (node Blackfin Variable Attributes): Document l2 variable attributes.
4119 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4121 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4122 to match the system compiler's configuration at inflection point.
4123 Add comment to remark a remaining difference with system compiler.
4125 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4126 * configure: Regenerate.
4128 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4130 From Jie Zhang <jie.zhang@analog.com>:
4131 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4132 (bfin_handle_l2_attribute): New.
4133 (bfin_attribute_table): Add l2 attribute.
4135 2009-09-11 Michael Matz <matz@suse.de>
4138 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4139 on the local_decls list.
4141 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4145 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4147 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4148 for VALUEs, to implement the documented interface.
4149 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4150 Adjust for VALUEs and anything else, to implement the
4151 documented interface.
4153 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4155 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4156 with actual SPE/paired vector modes before using 64-bit alignment.
4157 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4159 2009-09-10 DJ Delorie <dj@redhat.com>
4161 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4164 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4165 * config/mep/mep.c (mep_legitimate_constant_p): New.
4166 * config/mep/mep-protos.h: Prototype it.
4168 2009-09-10 Richard Henderson <rth@redhat.com>
4170 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4172 2009-09-10 Jason Merrill <jason@redhat.com>
4174 * tree.c (chain_index): New fn.
4175 * tree.h: Declare it.
4177 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4179 * config/sol2-c.c (cmn_err_length_specs): Initialize
4180 scalar_identity_flag.
4182 2009-09-10 Richard Henderson <rth@redhat.com>
4184 * tree.h (struct tree_decl_common): Move align member earlier;
4185 move label_decl_uid member ...
4186 (struct tree_label_decl): ... here.
4187 (LABEL_DECL_UID): Update to match.
4189 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4192 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4193 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4195 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4196 dest_prev if the edge is complex.
4198 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4200 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4201 loop latch tests earlier.
4203 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4204 before GIMPLE_RETURN, not after its predecessor; insert
4207 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4208 gimple_seq_empty_p to test for no PHI nodes.
4209 * tree-cfg.c (split_critical_edges): Likewise.
4211 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4213 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4215 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4216 introduced by the VTA branch merge.
4218 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4220 * ira-conflicts.c: Use fputs or putc instead of fprintf
4224 * tree-switch-conversion.c: Ditto.
4226 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4228 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4229 introduced by the VTA branch merge.
4231 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4234 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4236 PR rtl-optimization/39779
4237 * expr.c (convert_modes): Return when mode == oldmode after
4238 CONST_INTs are processed.
4240 2009-09-10 Nick Clifton <nickc@redhat.com>
4242 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4243 attribute and referring decl when creating renamed symbol.
4245 2009-09-10 Richard Guenther <rguenther@suse.de>
4248 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4250 (cgraph_finalize_compilation_unit): Compute reachability
4251 before emitting thunks. Properly process aliases before
4252 possibly removing unreachable nodes.
4254 2009-09-10 Richard Guenther <rguenther@suse.de>
4257 * tree.c (struct free_lang_data_d): Add worklist member.
4258 (find_decls_types_r): Push onto the worklist instead of recursing.
4259 Handle TREE_BINFOs properly.
4260 (find_decls_types): New function wrapped around find_decls_types_r
4261 to process the worklist.
4262 (find_decls_types_in_eh_region): Use it.
4263 (find_decls_types_in_node): Likewise.
4264 (find_decls_types_in_var): Likewise.
4265 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4266 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4267 (AGGREGATE_TYPE_P): Adjust.
4269 2009-09-09 Jason Merrill <jason@redhat.com>
4271 * configure.ac: Check glibc version even if we have an in-tree
4274 2009-09-09 Anthony Green <green@moxielogic.com>
4276 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4277 the constant 0 when appropriate.
4278 * config/moxie/constraints.md: Add constraint O.
4280 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4281 to pass up to 6 32-bit argument values in registers.
4282 (moxie_function_arg): Ditto.
4283 (moxie_arg_partial_bytes): Ditto.
4284 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4285 (REG_PARM_STACK_SPACE): Ditto.
4286 (FUNCTION_ARG_REGNO_P): Ditto.
4288 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4289 instruction to allocate stack space.
4291 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4293 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4294 unnecessarily stringent constraints. Fix address
4295 calculation in the splitters.
4297 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4299 PR rtl-optimization/39779
4300 * expr.c (convert_modes): Return when mode == oldmode after
4301 CONST_INTs are processed.
4303 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4306 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4307 (ix86_expand_prologue): Take frame.padding0 into logic of
4309 (ix86_expand_epilogue): Likewise.
4311 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4313 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4315 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4316 * config/t-slibgcc-libgcc: New file.
4317 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4319 2009-09-09 Martin Jambor <mjambor@suse.cz>
4321 PR tree-optimization/41089
4322 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4325 2009-09-09 Richard Henderson <rth@redhat.com>
4327 * gimple.h (CASE_GIMPLE_OMP): New.
4328 (is_gimple_omp): Use it.
4329 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4330 (verify_gimple_debug): Likewise.
4332 2009-09-09 Richard Guenther <rguenther@suse.de>
4334 PR tree-optimization/41101
4335 * tree-ssa-pre.c (maximal_set): Remove.
4336 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4337 Defer all blocks we didn't visit at least one successor.
4338 (add_to_exp_gen): Do not add to the maximal set.
4339 (make_values_for_phi): Likewise.
4340 (compute_avail): Likewise.
4341 (init_pre): Do not allocate the maximal set.
4342 (execute_pre): Do not dump it.
4344 2009-09-09 Martin Jambor <mjambor@suse.cz>
4346 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4347 an SSA_NAME rather than a is_gimple_variable.
4349 2009-09-09 Richard Guenther <rguenther@suse.de>
4352 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4353 code dealing with plain pointer bases.
4354 (maybe_fold_offset_to_reference): Likewise.
4355 (maybe_fold_stmt_addition): Adjust.
4357 2009-09-09 Richard Guenther <rguenther@suse.de>
4359 * tree.c (free_lang_data_in_type): Do not free the type variant
4361 (free_lang_data): Merge char_type_node with its properly signed
4363 (pass_ipa_free): Collect after freeing language specific data.
4365 2009-09-09 Michael Matz <matz@suse.de>
4368 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4369 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4370 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4373 2009-09-08 DJ Delorie <dj@redhat.com>
4375 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4377 2009-09-04 Jason Merrill <jason@redhat.com>
4379 * tree.c (tree_find_value): Remove.
4380 * tree.h: Remove prototype.
4381 * varasm.c (assemble_external): Use value_member instead.
4383 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4385 * toplev.c (process_options): Choose default debugging type when
4386 gtoggle enables debug info and type is unset.
4388 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4392 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4395 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4397 * configure: Rebuilt with modified libtool.m4.
4399 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4404 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4406 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4408 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4409 (remove_statement): Likewise.
4410 (rewrite_use_nonlinear_expr): Adjust.
4411 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4412 * tree-ssa.c (release_defs_bitset): ... this. New.
4413 * tree-flow.h (release_defs_bitset): Declare.
4415 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4418 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4419 in the middle block.
4421 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4423 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4424 via intptr_t to long type.
4425 (insert_operand_rank): Cast long type via intptr_t to
4427 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4429 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4430 from pointer to unsigned via uintptr_t.
4432 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4433 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4435 * configure: Regenerated.
4436 * config.in: Regenerated
4437 * system.h (stdint.h): Add include.
4438 (inttypes.h): Likewise.
4439 * Makefile.in (aclocal): Add config/stdint.m4.
4440 * aclocal.m4: Regenerated.
4442 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4444 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4446 (note_np_check_stores): New function.
4447 (harmless_null_pointer_p): New function.
4448 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4449 changed. Take into account whether we're in the shadow of a condjump
4450 that tested NP_REG for NULL.
4451 Lose all code that tested for SEQUENCEs.
4452 (workaround_speculation): Avoid inserting NOPs for loads that are
4453 either always executed or a NULL pointer.
4455 2009-09-08 Jan Hubicka <jh@suse.cz>
4457 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4458 * params.def (early-inlining-insns): Likewise.
4460 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4462 PR rtl-optimization/41239
4463 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4464 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4466 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4467 across calls, as the calls might not always return normally.
4468 (call_may_noreturn_p): New function.
4469 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4470 (init_deps): Initialize it.
4471 (remove_from_deps): Also remove calls from
4472 last_function_call_may_noreturn list.
4474 2009-09-07 Richard Henderson <rth@redhat.com>
4476 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4477 more VR->OPERANDS than LHS operands. Free LHS before returning.
4479 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4481 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4482 (attr "addrtype"): New member "spreg".
4483 Use it if mem_spfp_address_operand is true for the address.
4484 (attr "type"): New entry "stall".
4485 (cpu_unit "load"): New.
4486 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4488 (insn_reservation "loadsp"): New.
4489 (insn_reservation "load_stall1"): New.
4490 (insn_reservation "load_stall3"): New.
4492 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4493 (mem_p_address_operand): Exclude stack and frame pointer based
4495 (mem_spfp_address_operand): New; match them here.
4496 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4497 (bfin_reorg): Call it if scheduling insns.
4498 (bfin_gen_bundles): Remove dummy insns created by
4499 add_sched_insns_for_speculation.
4501 From Jie Zhang <jie.zhang@analog.com>:
4502 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4503 bfin_si_revision, bfin_workarounds): Move these ...
4504 * config/bfin/bfin.h: ... here.
4506 From Mike Frysinger <michael.frysinger@analog.com>
4507 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4508 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4509 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4510 bf547m, bf548m, and bf549m.
4511 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4512 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4513 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4514 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4515 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4516 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4517 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4518 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4519 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4520 bf542m, bf544m, bf547m, bf548m, and bf549m.
4522 From Jie Zhang <jie.zhang@analog.com>:
4523 * config/bfin/predicates.md (p_register_operand): New predicate.
4524 (dp_register_operand): New predicate.
4525 * config/bfin/bfin-protos.h (WA_05000074): Define.
4526 (ENABLE_WA_05000074): Define.
4527 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4528 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4529 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4530 (define_attr addrtype): Allow load/store register to be P register.
4531 (define_attr storereg): New.
4532 (define_cpu_unit anomaly_05000074): New.
4533 (define_insn_reservation dsp32shiftimm): New.
4534 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4535 (define_insn_reservation loadp): Cannot use slot2.
4536 (define_insn_reservation loadsp): Cannot use slot2.
4537 (define_insn_reservation storep): Cannot use slot2. Does not
4538 apply when working around 05000074.
4539 (define_insn_reservation storep_anomaly_05000074): New.
4540 (define_insn_reservation storei): Does not apply when working
4542 (define_insn_reservation storei_anomaly_05000074): New.
4543 (define_attr length): Add dsp32shiftimm case.
4544 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4545 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4546 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4547 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4548 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4550 2009-09-07 Martin Jambor <mjambor@suse.cz>
4553 * tree-sra.c (create_artificial_child_access): Return NULL if
4554 build_ref_for_offset fails.
4555 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4556 and create_artificial_child_access to fail.
4558 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4561 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4562 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4563 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4565 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4567 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4568 block, ensure it has an exit edge. Emit a barrier after a jump.
4570 2009-09-07 Nick Clifton <nickc@redhat.com>
4572 * gcc.c (this_is_linker_script): New variable. Like
4573 this_is_library_file but for the %T constructor.
4574 (end_going_arg): If this_is_linker_script is set then locate the
4575 script and insert a --script switch before it
4576 (do_spec_2): Initialise this_is_linker_script.
4577 (do_spec_1): Likewise. Handle %T construct.
4578 (eval_spec_function): Preserve this_is_linker_script.
4579 * doc/invoke.texi: Document %T construct in spec files.
4580 * config/m32c/m32c.h (LIB_SPEC): Use it.
4582 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4584 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4585 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4586 when volatile flag is set.
4587 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4589 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4592 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4593 (combine_stack_adjustments_for_block): Allow insns between stack
4594 adjustments and stores with corresponding pre-(dec|inc)rement or
4595 pre-modify operation.
4597 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4600 * combine-stack-adj.c (struct csa_memlist): Rename to...
4601 (struct csa_reflist): ... this. Rename mem field to ref.
4602 (free_csa_memlist): Rename to...
4603 (free_csa_reflist): ... this.
4604 (record_one_stack_memref): Rename to...
4605 (record_one_stack_ref): ... this. Handle also REG_P.
4606 (try_apply_stack_adjustment): Handle also REG_P.
4607 (struct record_stack_memrefs_data): Rename to...
4608 (struct record_stack_refs_data): ... this. Rename memlist field to
4610 (record_stack_memrefs): Rename to...
4611 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4612 subexpressions instead of failing when a MEM contains SP references.
4613 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4614 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4616 2009-09-06 Richard Guenther <rguenther@suse.de>
4619 * tree.c (build_array_type): Do not record types marked
4620 with structural equality in the canonical type hashtable.
4622 2009-09-06 Richard Guenther <rguenther@suse.de>
4625 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4627 2009-09-05 Richard Guenther <rguenther@suse.de>
4630 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4632 2009-09-05 Richard Guenther <rguenther@suse.de>
4635 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4637 2009-09-05 Richard Guenther <rguenther@suse.de>
4640 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4641 before comparing function argument types.
4643 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4646 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4649 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4652 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4654 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4655 locators before emit_insn is called.
4657 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4660 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4661 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4662 (reginfo_init): Don't call allocate_reg_info.
4664 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4667 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4668 NONDEBUG_INSN_P instead of INSN_P.
4670 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4673 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4675 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4678 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4679 pattern of the split.
4681 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4683 * toplev.c (process_options): Move setter of flag_var_tracking
4684 before other tests that depend on it. Move down setter of
4685 flag_rename_registers. Don't enable var-tracking-assignments
4686 by default if selective scheduling is enabled. Warn if both
4689 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4691 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4692 comment. Use switch statement to catch overlaps between rtx
4693 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4694 (IS_DECL_CODE): ... here. Remove.
4695 (check_value_is_not_decl): Remove.
4696 (dv_from_decl, dv_from_value): Check after conversion.
4698 2009-09-04 Richard Guenther <rguenther@suse.de>
4701 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4702 after emitting tunks. Move emitting thunks and ctors from ...
4703 (cgraph_optimize): ... here. Remove redundant
4704 cgraph_analyze_functions.
4705 * varasm.c (find_decl_and_mark_needed): Remove no longer
4707 (finish_aliases_1): Adjust check for thunk aliases.
4709 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4711 * config/arm/arm.md (ctzsi2): Added braces
4712 to avoid warning that broke booststrap.
4714 2009-09-04 Martin Jambor <mjambor@suse.cz>
4716 PR tree-optimization/41112
4717 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4718 handle variable-bounded arrays.
4719 (expr_with_var_bounded_array_refs_p): New function.
4720 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4722 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4724 * config/s390/2097.md: Removed two incorrect bypasses.
4725 (z10_fsimpdf): Fixed latency.
4726 (z10_fhex): New insn_reservation.
4727 (z10_floaddf): Fixed latency.
4728 (z10_floadsf): Fixed latency.
4729 (z10_ftrunctf): Fixed latency.
4730 (z10_ftruncdf): Fixed latency.
4731 * config/s390/s390.c (z10_cost): Fixed values.
4732 (s390_adjust_priority): Added z10 path.
4733 * config/s390/s390.md (type): Added fhex.
4734 (*mov<mode>_64dfp): Updated type attribute.
4735 (*mov<mode>_64): Updated type attribute.
4736 (*mov<mode>_31): Updated type attribute.
4737 (*mov<mode>"): Likewise.
4738 * config/s390/2084.md (x_fsimpdf): Updated condition.
4740 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4742 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4743 RTXs in the predicate for operand 1.
4745 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4747 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4748 (rbitsi2): New insn.
4749 (ctzsi2): New expand.
4750 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4752 2009-09-03 Martin Jambor <mjambor@suse.cz>
4754 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4755 (create_artificial_child_access): Use build_ref_for_offset instead
4756 of duplicate_expr_for_different_base.
4757 (propagate_subacesses_accross_link): Likewise.
4759 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4761 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4763 (mips16e_collect_argument_saves): Skip debug instructions.
4764 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4765 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4766 (r10k_insert_cache_barriers): Likewise.
4767 (mips_reorg_process_insns): Likewise.
4769 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4772 * ira.c (update_equiv_reg): Remove check on class likely spill.
4774 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4777 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4778 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4782 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4783 the stack slot if it is passed by invisible reference.
4784 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4785 by invisible reference.
4787 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4789 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4790 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4791 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4793 * config/bfin/sync.md: New file.
4794 * config/bfin/bfin.md: Include it.
4795 (UNSPEC_ATOMIC): New.
4796 (UNSPEC_ONES): Provide a unique number.
4798 From Jie Zhang <jie.zhang@analog.com>:
4799 * config/bfin/bfin.c (ret_regs): New.
4800 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4801 (must_save_rets_p): New.
4802 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4803 current_function_is_leaf.
4804 (do_link): Likewise.
4805 (do_unlink): Likewise.
4806 (expand_interrupt_handler_prologue): Use ret_regs array.
4807 (expand_interrupt_handler_epilogue): Use ret_regs array and
4808 pass return register to gen_return_internal.
4809 (bfin_expand_epilogue): Pass return register to
4810 gen_return_internal.
4811 (bfin_expand_call): Explicitly clobber RETS.
4812 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4813 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4814 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4815 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4817 (return_internal): Take a reg rtx rather than the register number.
4819 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4821 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4822 when comparing against estimated_loop_iterations_int return.
4824 2009-09-03 Richard Guenther <rguenther@suse.de>
4826 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4827 eh_personality_libfunc.
4829 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4831 * tree-parloops.c (separate_decls_in_region): Add space.
4833 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4835 * tree-parloops.c (separate_decls_in_region): Change the condition
4836 checking if there are reductions in the loop.
4838 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4840 PR tree-optimization/38275
4841 * tree-parloops.c (parallelize_loops): Replace profitability condition
4842 for expected number of iterations.
4844 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4846 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4847 (bootstrap-debug): Explain conditions in which it becomes default.
4848 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4851 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4853 * doc/invoke.texi (Optimize Options): Move
4854 -finline-small-functions to the -O2 list.
4856 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4858 * toplev.c (process_options): Enable var-tracking-assignments
4859 by default if var-tracking is enabled.
4861 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4863 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4865 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4866 * rtl.h (prev_nonnote_insn_bb): Declare it.
4868 2009-09-03 Diego Novillo <dnovillo@google.com>
4870 * cgraph.c (cgraph_node_for_decl): New.
4871 * cgraph.h (cgraph_node_for_decl): Declare.
4872 * tree.c (host_integerp): Return 0 if T is NULL.
4874 2009-09-03 Diego Novillo <dnovillo@google.com>
4876 * tree.h (struct alias_pair): Move from varasm.c.
4877 (alias_pairs): Likewise.
4878 (TYPE_MAXVAL): Define.
4879 (TYPE_MINVAL): Define.
4880 (iterative_hash_host_wide_int): Declare.
4881 (remove_unreachable_alias_pairs): Declare.
4882 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4883 * diagnostic.c (default_diagnostic_starter): Make extern.
4884 (default_diagnostic_finalizer): Make extern.
4885 * diagnostic.h (default_diagnostic_starter): Declare.
4886 (default_diagnostic_finalizer): Declare.
4887 (default_tree_printer): Declare.
4888 * toplev.c (default_tree_printer): Make extern.
4890 2009-09-03 Richard Guenther <rguenther@suse.de>
4891 Diego Novillo <dnovillo@google.com>
4893 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4894 * cgraphunit.c (cgraph_expand_function): Do not emit
4895 associated thunks from here.
4896 (cgraph_emit_thunks): New.
4897 (cgraph_optimize): Call it.
4898 Return if any IPA pass finds an error.
4899 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4902 2009-09-03 Simon Baldwin <simonb@google.com>
4903 Rafael Espindola <espindola@google.com>
4904 Richard Guenther <rguenther@suse.de>
4905 Doug Kwan <dougkwan@google.com>
4906 Diego Novillo <dnovillo@google.com>
4908 * tree.c: Include tree-pass.h, langhooks-def.h,
4909 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4910 (free_lang_data_in_type): New.
4911 (need_assembler_name_p): New.
4912 (free_lang_data_in_block): New.
4913 (free_lang_data_in_decl): New.
4914 (struct free_lang_data_d): New.
4915 (add_tree_to_fld_list): New.
4916 (find_decls_types_r): New.
4917 (get_eh_types_for_runtime): New.
4918 (find_decls_types_in_eh_region): New.
4919 (find_decls_types_in_node): New.
4920 (find_decls_types_in_var): New.
4921 (free_lang_data_in_cgraph): New.
4922 (free_lang_data): New.
4923 (gate_free_lang_data): New.
4924 (pass_ipa_free_lang_data): New.
4926 2009-09-03 Diego Novillo <dnovillo@google.com>
4928 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4929 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4930 (lang_hooks): Remove const qualifier.
4931 * ipa.c (cgraph_remove_unreachable_nodes): Call
4932 remove_unreachable_alias_pairs.
4933 * except.c (add_type_for_runtime): Check if TYPE has
4934 already been converted.
4935 (lookup_type_for_runtime): Likewise.
4936 (check_handled): Handle converted types.
4937 * varasm.c (remove_unreachable_alias_pairs): New.
4938 * gimple.c: Include demangle.h.
4939 (gimple_decl_printable_name): New.
4940 (gimple_fold_obj_type_ref): New.
4941 * gimple.h (gimple_decl_printable_name): Declare.
4942 (gimple_fold_obj_type_ref): Declare.
4943 * passes.c (init_optimization_passes): Add pass
4944 pass_ipa_free_lang_data.
4945 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4946 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4948 2009-09-03 Diego Novillo <dnovillo@google.com>
4950 * c-lang.c (lang_hooks): Remove const qualifier.
4952 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4954 * doc/install.texi (*-*-freebsd*): Update target information.
4956 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4958 * hard-reg-set.h (call_fixed_regs): Remove.
4959 * reginfo.c (call_fixed_regs): Remove.
4960 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4961 (globalize_reg): Don't use call_fixed_regs.
4962 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4965 2009-09-01 Michael Matz <matz@suse.de>
4967 * expr.h (emit_storent_insn, expand_expr_real_1,
4968 expand_expr_real_2): Declare.
4969 * expr.c (emit_storent_insn, expand_expr_real_1,
4970 expand_expr_real_2): Export.
4971 (store_expr): Setting and evaluating dont_return_target is useless.
4972 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4973 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4974 * except.c (expand_resx_expr): Rename to ...
4975 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4976 * except.h (expand_resx_stmt): Declare.
4977 * stmt.c: Add include gimple.h
4978 (expand_asm_expr): Rename to ...
4979 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4980 (expand_case): Rewrite to take gimple statement.
4981 * tree.h (expand_asm_stmt): Declare.
4982 (expand_case): Change prototype.
4983 * Makefile.in (stmt.o): Depend on gimple.h.
4984 * builtins.c (expand_builtin_synchronize): Build gimple asm
4985 statement, not an ASM_EXPR.
4986 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4987 gimple_to_tree, release_stmt_tree): Remove.
4988 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4989 ggc_free, but hold comparison code and operands separately.
4990 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4991 (expand_call_stmt, expand_gimple_stmt_1,
4992 expand_gimple_stmt): New helpers.
4993 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4994 release_stmt_tree. Call expand_gimple_stmt instead.
4995 (expand_gimple_basic_block): Ditto.
4997 * calls.c (emit_call_1): Don't look at EH regions here, make
4998 fntree parameter useless.
4999 (expand_call): New local rettype for TREE_TYPE(exp), use it
5000 throughout. Remove local p, use addr instead.
5001 Don't look at EH regions here.
5003 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5005 * doc/invoke.texi (-fsched-pressure): Document it.
5006 (-fsched-reg-pressure-heuristic): Remove it.
5008 * reload.c (ira.h): Include.
5009 (find_reloads): Add choosing reload on number of small spilled
5012 * haifa-sched.c (ira.h): Include.
5013 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5014 saved_reg_pressure, curr_reg_live, saved_reg_live,
5015 region_ref_regs): New variables.
5016 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5017 initiate_reg_pressure_info, setup_ref_regs,
5018 initiate_bb_reg_pressure_info, save_reg_pressure,
5019 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5021 (setup_insn_reg_pressure_info): New function.
5022 (rank_for_schedule): Add pressure checking and insn issue time.
5023 Remove comparison of insn reg weights.
5024 (ready_sort): Set insn reg pressure info.
5025 (update_register_pressure, setup_insn_max_reg_pressure,
5026 update_reg_and_insn_max_reg_pressure,
5027 sched_setup_bb_reg_pressure_info): New functions.
5028 (schedule_insn): Add code for printing and updating reg pressure info.
5029 (find_set_reg_weight, find_insn_reg_weight): Remove.
5030 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5031 (debug_ready_list): Print reg pressure info.
5032 (schedule_block): Ditto. Check insn issue time.
5033 (sched_init): Set up sched_pressure_p. Allocate and set up some
5034 reg pressure related info.
5035 (sched_finish): Free some reg pressure related info.
5036 (fix_tick_ready): Make insn always ready if pressure_p.
5037 (init_h_i_d): Don't call find_insn_reg_weight.
5038 (haifa_finish_h_i_d): Free insn reg pressure info.
5040 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5041 ira_memory_move_cost, ira_class_hard_regs,
5042 ira_class_hard_regs_num, ira_no_alloc_regs,
5043 ira_available_class_regs, ira_reg_class_cover_size,
5044 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5046 * ira-lives.c (single_reg_class): Check mode to find how many
5047 registers are necessary for operand.
5048 (ira_implicitly_set_insn_hard_regs): New.
5050 * common.opt (fsched-pressure): New options.
5051 (fsched-reg-pressure-heuristic): Remove.
5053 * ira.c (setup_eliminable_regset): Rename to
5054 ira_setup_eliminable_regset. Make it external.
5055 (expand_reg_info): Pass cover class to setup_reg_classes.
5056 (ira): Call resize_reg_info instead of allocate_reg_info.
5058 * sched-deps.c: Include ira.h.
5059 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5060 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5061 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5062 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5063 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5064 mark_insn_reg_store, mark_insn_reg_clobber,
5065 setup_insn_reg_pressure_info): New.
5066 (sched_analyze_1): Update implicit_reg_pending_uses.
5067 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5068 Use them to create dependencies. Set insn reg uses and pressure
5069 info. Process reg_pending_uses in one place.
5070 (free_deps): Free implicit sets.
5071 (remove_from_deps): Remove implicit sets if necessary. Check
5072 implicit sets when clearing reg_last_in_use.
5073 (init_deps_global): Clear implicit_reg_pending_clobbers and
5074 implicit_reg_pending_uses.
5076 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5077 ira_memory_move_cost, ira_class_hard_regs,
5078 ira_class_hard_regs_num, ira_no_alloc_regs,
5079 ira_available_class_regs, ira_reg_class_cover_size,
5080 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5081 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5082 ira_implicitly_set_insn_hard_regs): New prototypes.
5084 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5085 cost_elements_num): New variables.
5086 (allocno_costs, total_costs): Rename to costs and
5087 total_allocno_costs.
5088 (COSTS_OF_ALLOCNO): Rename to COSTS.
5089 (allocno_pref): Rename to pref.
5090 (allocno_pref_buffer): Rename to pref_buffer.
5091 (common_classes): Rename to regno_cover_class.
5093 (record_reg_classes): Set allocno attributes only if allocno_p.
5094 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5095 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5096 and COSTS_OF_ALLOCNO.
5097 (print_costs): Rename to print_allocno_costs.
5098 (print_pseudo_costs): New.
5099 (process_bb_node_for_costs): Split into 2 functions with new
5100 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5101 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5102 new parameter dump_file. Use cost_elements_num instead of
5103 ira_allocnos_num. Make one iteration if preferred classes were
5104 already calculated for scheduler. Make 2 versions of code
5105 depending on allocno_p.
5106 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5107 regno_cover_class and COSTS instead of common_classes and
5109 (init_costs, finish_costs): New.
5110 (ira_costs): Set up allocno_p and cost_elements_num. Call
5111 init_costs and finish_costs.
5112 (ira_set_pseudo_classes): New.
5114 * rtl.h (allocate_reg_info): Remove.
5115 (resize_reg_info): Change return type.
5116 (reg_cover_class): New.
5117 (setup_reg_classes): Add new parameter.
5119 * sched-int.h (struct deps_reg): New member implicit_sets.
5120 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5121 (INCREASE_BITS): New macro.
5122 (struct reg_pressure_data, struct reg_use_data): New.
5123 (struct _haifa_insn_data): Remove reg_weight. Add members
5124 reg_pressure, reg_use_list, reg_set_list, and
5125 reg_pressure_excess_cost_change.
5126 (struct deps): New member implicit_sets.
5127 (pressure_p): New variable.
5128 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5129 (struct reg_pressure_data, struct reg_use_data): New.
5130 (INSN_REG_WEIGHT): Remove.
5131 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5132 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5133 (sched_init_region_reg_pressure_info,
5134 sched_setup_bb_reg_pressure_info): New prototypes.
5136 * reginfo.c (struct reg_pref): New member coverclass.
5137 (reg_cover_class): New function.
5138 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5139 (reg_info_size): New variable.
5140 (allocate_reg_info): Make static. Setup reg_info_size.
5141 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5142 (setup_reg_classes): Add a new parameter. Setup cover class too.
5144 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5147 * sched-rgn.c (deps_join): Set up implicit_sets.
5148 (schedule_region): Set up region and basic blocks pressure
5151 * passes.c (init_optimization_passes): Move
5152 pass_subregs_of_mode_init before pass_sched.
5154 2009-09-02 Martin Jambor <mjambor@suse.cz>
5156 * tree-sra.c (struct access): New field grp_hint.
5157 (dump_access): Dump grp_hint.
5158 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5160 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5161 those which have been specifically read and somehow written to.
5162 (propagate_subacesses_accross_link): Set grp_hint of right child and
5163 also possibly of the left child.
5165 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5167 * tree-object-size.c (addr_object_size): Always use object_size_type
5168 0 or 2 when determining the pointer pointed object size.
5170 2009-09-02 Richard Guenther <rguenther@suse.de>
5173 2009-08-31 Richard Guenther <rguenther@suse.de>
5175 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5176 to query if the memory regions for memmove overlap.
5177 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5178 asserts on pointers, instead deal with odd trees.
5179 (ptr_derefs_may_alias_p): Likewise.
5180 (refs_may_alias_p_1): Constructor bases also never alias.
5182 2009-08-01 Christian Bruel <christian.bruel@st.com>
5185 2009-07-31 Christian Bruel <christian.bruel@st.com>
5186 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5188 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5190 * doc/invoke.texi (-fvar-tracking-assignments): New.
5191 (-fvar-tracking-assignments-toggle): New.
5192 (-fdump-final-insns=file): Mark filename as optional.
5193 (--param min-nondebug-insn-uid): New.
5194 (-gdwarf-@{version}): Mention version 4.
5195 * opts.c (common_handle_option): Accept it.
5196 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5197 * regrename.c (regrename_optimize): Drop last. Don't count debug
5198 insns as uses. Don't reject change because of debug insn.
5199 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5200 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5201 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5202 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5203 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5204 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5205 * doc/gimple.texi (is_gimple_debug): New.
5206 (gimple_debug_bind_p): New.
5207 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5208 * doc/install.texi (bootstrap-debug): More details.
5209 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5210 (bootstrap-debug-lib): More details.
5211 (bootstrap-debug-ckovw): Update.
5212 (bootstrap-time): New.
5213 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5214 (insert_phi_nodes_for): Insert debug stmts.
5215 (rewrite_stmt): Take iterator. Insert debug stmts.
5216 (rewrite_enter_block): Adjust.
5217 (maybe_replace_use_in_debug_stmt): New.
5218 (rewrite_update_stmt): Use it.
5219 (mark_use_interesting): Return early for debug stmts.
5220 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5221 stmts before replacing stmt.
5222 (move_computations_stmt): Likewise.
5223 * ira-conflicts.c (add_copies): Skip debug insns.
5224 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5225 (regstat_bb_compute_ri): Skip debug insns.
5226 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5227 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5228 check_loop_closed_ssa_stmt): Skip debug stmts.
5229 * tree-tailcall.c (find_tail_calls): Likewise.
5230 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5231 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5232 (build_var_debug_value_stat): Declare.
5233 (build_var_debug_value): Define.
5234 (target_for_debug_bind): Declare.
5235 * reload.c (find_equiv_reg): Skip debug insns.
5236 * rtlanal.c (reg_used_between_p): Skip debug insns.
5237 (side_effects_p): Likewise.
5238 (canonicalize_condition): Likewise.
5239 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5240 insns never depend on debug insns.
5241 (create_ddg_dep_no_link): Likewise.
5242 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5243 Don't add inter-loop dependencies for debug insns.
5244 (build_intra_loop_deps): Likewise.
5245 (create_ddg): Count debug insns.
5246 * ddg.h (struct ddg::num_debug): New.
5247 (num_backargs): Pair up with previous int field.
5248 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5249 -fcompare-debug-second.
5250 * final.c (get_attr_length_1): Skip debug insns.
5251 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5252 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5253 (driver_self_specs): Map -fdump-final-insns to
5254 -fdump-final-insns=..
5255 (get_local_tick): New.
5256 (compare_debug_dump_opt_spec_function): Test for . argument and
5257 compute output name. Compute temp output spec without flag name.
5258 Compute -frandom-seed.
5259 (OPT): Undef after use.
5260 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5261 (average_num_loop_insns): Likewise.
5262 * params.h (MIN_NONDEBUG_INSN_UID): New.
5263 * gimple.def (GIMPLE_DEBUG): New.
5264 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5265 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5266 (merge_in_block): Fix whitespace.
5267 * toplev.c (flag_var_tracking): Update comment.
5268 (flag_var_tracking_assignments): New.
5269 (flag_var_tracking_assignments_toggle): New.
5270 (process_options): Don't open final insns dump file if we're not
5271 going to write to it. Compute defaults for var_tracking.
5272 * df-scan.c (df_insn_rescan_debug_internal): New.
5273 (df_uses_record): Handle debug insns.
5274 * haifa-sched.c (ready): Initialize n_debug.
5275 (contributes_to_priority): Skip debug insns.
5276 (dep_list_size): New.
5278 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5279 they're ready. Disregard previous debug insns to make decisions.
5280 (queue_insn): Never queue debug insns.
5281 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5282 (schedule_insn): Don't reject debug insns because of issue rate.
5283 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5284 (queue_to_ready): Skip and discount debug insns.
5285 (choose_ready): Let debug insns through.
5286 (schedule_block): Check boundary debug insns. Discount debug
5287 insns, schedule them early. Adjust whitespace.
5288 (set_priorities): Check for boundary debug insns.
5289 (add_jump_dependencies): Use dep_list_size.
5290 (prev_non_location_insn): New.
5291 (check_cfg): Use it.
5292 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5294 (remove_unused_ivs): Reset debug stmts.
5295 * modulo-sched.c (const_iteration_count): Skip debug insns.
5296 (res_MII): Discount debug insns.
5297 (loop_single_full_bb_p): Skip debug insns.
5298 (sms_schedule): Likewise.
5299 (sms_schedule_by_order): Likewise.
5300 (ps_has_conflicts): Likewise.
5301 * caller-save.c (refmarker_fn): New.
5302 (save_call_clobbered_regs): Replace regs with saved mem in
5304 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5305 Call refmarker_fn mark for hardregnos.
5306 (mark_reg_as_referenced): New.
5307 (replace_reg_with_saved_mem): New.
5308 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5309 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5311 (cse_extended_basic_block): Skip debug insns.
5312 (count_reg_usage): Likewise.
5313 (is_dead_reg): New, split out of...
5314 (set_live_p): ... here.
5315 (insn_live_p): Use it for debug insns.
5316 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5317 (execute_optimize_stdarg): Likewise.
5318 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5319 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5320 changes in debug stmts as changes.
5321 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5322 (moveup_expr): Don't move across debug insns. Don't move
5323 debug insn if it would create a bookkeeping block.
5324 (moveup_expr_cached): Don't use cache for debug insns that
5325 are heads of blocks.
5326 (compute_av_set_inside_bb): Skip debug insns.
5327 (sel_rank_for_schedule): Schedule debug insns first. Remove
5329 (block_valid_for_bookkeeping_p); Support lax searches.
5330 (create_block_for_bookkeeping): Adjust block numbers when
5331 encountering debug-only blocks.
5332 (find_place_for_bookkeeping): Deal with debug-only blocks.
5333 (generate_bookkeeping_insn): Accept no place to insert.
5334 (remove_temp_moveop_nops): New argument full_tidying.
5335 (prepare_place_to_insert): Deal with debug insns.
5336 (advance_state_on_fence): Debug insns don't start cycles.
5337 (update_boundaries): Take fence as argument. Deal with
5339 (schedule_expr_on_boundary): No full_tidying on debug insns.
5340 (fill_insns): Deal with debug insns.
5341 (track_scheduled_insns_and_blocks): Don't count debug insns.
5342 (need_nop_to_preserve_insn_bb): New, split out of...
5343 (remove_insn_from_stream): ... this.
5344 (fur_orig_expr_not_found): Skip debug insns.
5345 * rtl.def (VALUE): Move up.
5347 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5348 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5349 Set it if debug stmts are found.
5350 (statement_sink_location): Skip debug stmts. Propagate
5351 moving defs into debug stmts.
5352 * ifcvt.c (first_active_insn): Skip debug insns.
5353 (last_active_insns): Likewise.
5354 (cond_exec_process_insns): Likewise.
5355 (noce_process_if_block): Likewise.
5356 (check_cond_move_block): Likewise.
5357 (cond_move_convert_if_block): Likewise.
5358 (block_jumps_and_fallthru_p): Likewise.
5359 (dead_or_predicable): Likewise.
5360 * dwarf2out.c (debug_str_hash_forced): New.
5361 (find_AT_string): Add comment.
5362 (gen_label_for_indirect_string): New.
5363 (get_debug_string_label): New.
5364 (AT_string_form): Use it.
5365 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5366 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5367 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5368 several operations that cannot be represented with DWARF opcodes.
5369 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5370 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5371 (dwarf2out_var_location): Take during-call mark into account.
5372 (output_indirect_string): Update comment. Output if there are
5373 label and references.
5374 (prune_indirect_string): New.
5375 (prune_unused_types): Call it if debug_str_hash_forced.
5376 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5377 (dw_long_long_const): Remove.
5378 (struct dw_val_struct): Change val_long_long type to rtx.
5379 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5380 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5381 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5382 component instead of HOST_BITS_PER_LONG.
5383 (output_loc_operands): Likewise. For const8* assert
5384 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5385 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5386 rather than HOST_BITS_PER_LONG is >= 64.
5387 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5389 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5390 HOST_BITS_PER_LONG for dw_val_class_long_long.
5391 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5392 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5393 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5395 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5396 Handle DW_OP_implicit_value.
5397 (extract_int): Move prototype earlier.
5398 (mem_loc_descriptor): For SUBREG punt if inner
5399 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5400 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5401 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5402 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5403 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5404 instead of Pmode size.
5405 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5406 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5407 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5408 (concat_loc_descriptor, concatn_loc_descriptor,
5409 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5410 (add_location_or_const_value_attribute): Likewise. For single
5411 location loc_lists attempt to use add_const_value_attribute
5412 for constant decls. Add DW_AT_const_value even if
5413 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5415 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5416 (control_flow_insn_p): Likewise.
5417 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5418 (separate_decls_in_region_debug_bind): New.
5419 (separate_decls_in_region): Process debug bind stmts afterwards.
5420 * recog.c (verify_changes): Handle debug insns.
5421 (extract_insn): Likewise.
5422 (peephole2_optimize): Skip debug insns.
5423 * dse.c (scan_insn): Skip debug insns.
5424 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5426 (setup_id_for_insn): Handle debug insns.
5427 (maybe_tidy_empty_bb): Adjust whitespace.
5428 (tidy_control_flow): Skip debug insns.
5429 (sel_remove_insn): Adjust for debug insns.
5430 (sel_estimate_number_of_insns): Skip debug insns.
5431 (create_insn_rtx_from_pattern): Handle debug insns.
5432 (create_copy_of_insn_rtx): Likewise.
5433 * sel-sched-.h (sel_bb_end): Declare.
5434 (sel_bb_empty_or_nop_p): New.
5435 (get_all_loop_exits): Use it.
5436 (_eligible_successor_edge_p): Likewise.
5437 (return_nop_to_pool): Adjust.
5438 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5439 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5440 * gimple-pretty-print.c (dump_gimple_debug): New.
5441 (dump_gimple_stmt): Use it.
5442 (dump_bb_header): Skip gimple debug stmts.
5443 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5444 (fixup_match_2): Likewise.
5445 (regmove_backward_pass): Likewise. Simplify combined
5446 replacement. Handle debug insns.
5447 * function.c (instantiate_virtual_regs): Handle debug insns.
5448 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5449 * print-rtl.h: Include cselib.h.
5450 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5451 * df.h (df_inns_rescan_debug_internal): Declare.
5452 * gcse.c (alloc_hash_table): Estimate n_insns.
5453 (cprop_insn): Don't regard debug insns as changes.
5454 (bypass_conditional_jumps): Skip debug insns.
5455 (one_pre_gcse_pass): Adjust.
5456 (one_code_hoisting_pass): Likewise.
5457 (compute_ld_motion_mems): Skip debug insns.
5458 (one_cprop_pass): Adjust.
5459 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5460 (if_convertible_stmt_p): Handle debug stmts.
5461 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5462 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5463 * ira-build.c (create_bb_allocnos): Skip debug insns.
5464 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5465 (has_single_use): Likewise.
5466 (single_imm_use): Likewise.
5467 (num_imm_uses): Likewise.
5468 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5469 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5470 (create_outofssa_var_map): Likewise.
5471 * lower-subreg.c (adjust_decomposed_uses): New.
5472 (resolve_debug): New.
5473 (decompose_multiword_subregs): Use it.
5474 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5475 * emit-rtl.c: Include params.h.
5476 (cur_debug_insn_uid): Define.
5477 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5478 (copy_rtx_if_shared_1): Handle debug insns.
5479 (reset_used_flags): Likewise.
5480 (set_used_flags): LIkewise.
5481 (get_max_insn_count): New.
5482 (next_nondebug_insn): New.
5483 (prev_nondebug_insn): New.
5484 (make_debug_insn_raw): New.
5485 (emit_insn_before_noloc): Handle debug insns.
5486 (emit_jump_insn_before_noloc): Likewise.
5487 (emit_call_insn_before_noloc): Likewise.
5488 (emit_debug_insn_before_noloc): New.
5489 (emit_insn_after_noloc): Handle debug insns.
5490 (emit_jump_insn_after_noloc): Likewise.
5491 (emit_call_insn_after_noloc): Likewise.
5492 (emit_debug_insn_after_noloc): Likewise.
5493 (emit_insn_after): Take loc from earlier non-debug insn.
5494 (emit_jump_insn_after): Likewise.
5495 (emit_call_insn_after): Likewise.
5496 (emit_debug_insn_after_setloc): New.
5497 (emit_debug_insn_after): New.
5498 (emit_insn_before): Take loc from later non-debug insn.
5499 (emit_jump_insn_before): Likewise.
5500 (emit_call_insn_before): Likewise.
5501 (emit_debug_insn_before_setloc): New.
5502 (emit_debug_insn_before): New.
5503 (emit_insn): Handle debug insns.
5504 (emit_debug_insn): New.
5505 (emit_jump_insn): Handle debug insns.
5506 (emit_call_insn): Likewise.
5508 (init_emit): Take min-nondebug-insn-uid into account.
5509 Initialize cur_debug_insn_uid.
5510 (emit_copy_of_insn_after): Handle debug insns.
5511 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5512 location of single rhs in place.
5513 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5514 (floor_sdiv_adjust): New.
5515 (cell_sdiv_adjust): New.
5516 (cell_udiv_adjust): New.
5517 (round_sdiv_adjust): New.
5518 (round_udiv_adjust): New.
5519 (wrap_constant): Moved from cselib.
5520 (unwrap_constant): New.
5521 (expand_debug_expr): New.
5522 (expand_debug_locations): New.
5523 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5525 (gimple_expand_cfg): Expand debug locations.
5526 * cselib.c: Include tree-pass.h.
5527 (struct expand_value_data): New.
5528 (cselib_record_sets_hook): New.
5529 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5530 (cselib_clear_table): Move, and implemnet in terms of...
5531 (cselib_reset_table_with_next_value): ... this.
5532 (cselib_get_next_unknown_value): New.
5533 (discard_useless_locs): Don't discard preserved values.
5534 (cselib_preserve_value): New.
5535 (cselib_preserved_value_p): New.
5536 (cselib_preserve_definitely): New.
5537 (cselib_clear_preserve): New.
5538 (cselib_preserve_only_values): New.
5539 (new_cselib_val): Take rtx argument. Dump it in details.
5540 (cselib_lookup_mem): Adjust.
5541 (expand_loc): Take regs_active in struct. Adjust. Silence
5542 dumps unless details are requested.
5543 (cselib_expand_value_rtx_cb): New.
5544 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5545 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5546 without details. Copy more subregs. Try to resolve values
5547 using a callback. Wrap constants.
5548 (cselib_subst_to_values): Adjust.
5549 (cselib_log_lookup): New.
5550 (cselib_lookup): Call it.
5551 (cselib_invalidate_regno): Don't count preserved values as useless.
5552 (cselib_invalidate_mem): Likewise.
5553 (cselib_record_set): Likewise.
5554 (struct set): Renamed to cselib_set, moved to cselib.h.
5555 (cselib_record_sets): Adjust. Call hook.
5556 (cselib_process_insn): Reset table when it would be cleared.
5557 (dump_cselib_val): New.
5558 (dump_cselib_table): New.
5559 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5560 (remove_forwarder_block): Support moving debug stmts.
5561 * cselib.h (cselib_record_sets_hook): Declare.
5562 (cselib_expand_callback): New type.
5563 (cselib_expand_value_rtx_cb): Declare.
5564 (cselib_reset_table_with_next_value): Declare.
5565 (cselib_get_next_unknown_value): Declare.
5566 (cselib_preserve_value): Declare.
5567 (cselib_preserved_value_p): Declare.
5568 (cselib_preserve_only_values): Declare.
5569 (dump_cselib_table): Declare.
5570 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5571 (try_crossjump_to_edge): Likewise.
5572 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5573 dominated blocks when debug stmts are present.
5574 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5575 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5576 (set_var_live_on_entry): Likewise.
5577 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5578 * cfglayout.c (curr_location, last_location): Make static.
5579 (set_curr_insn_source_location): Don't avoid bouncing.
5580 (get_curr_insn_source_location): New.
5581 (get_curr_insn_block): New.
5582 (duplicate_insn_chain): Handle debug insns.
5583 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5585 * common.opt (fcompare-debug): Move to sort order.
5586 (fdump-unnumbered-links): Likewise.
5587 (fvar-tracking-assignments): New.
5588 (fvar-tracking-assignments-toggle): New.
5589 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5590 because of debug stmts.
5591 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5592 (eliminate_unnecessary_stmts): Walk dominated blocks before
5594 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5595 * ira.c (memref_used_between_p): Skip debug insns.
5596 (update_equiv_regs): Likewise.
5597 * sched-deps.c (sd_lists_size): Accept empty list.
5598 (sd_init_insn): Mark debug insns.
5599 (sd_finish_insn): Unmark them.
5600 (sd_add_dep): Reject non-debug deps on debug insns.
5601 (fixup_sched_groups): Give debug insns group treatment.
5603 (sched_analyze_reg): Don't mark debug insns for sched before call.
5604 (sched_analyze_2): Handle debug insns.
5605 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5607 (deps_analyze_insn): Handle debug insns.
5608 (deps_start_bb): Skip debug insns.
5609 (init_deps): Initialize last_debug_insn.
5610 * tree-ssa.c (target_for_debug_bind): New.
5611 (find_released_ssa_name): New.
5612 (propagate_var_def_into_debug_stmts): New.
5613 (propagate_defs_into_debug_stmts): New.
5614 (verify_ssa): Skip debug bind stmts without values.
5615 (warn_uninialized_vars): Skip debug stmts.
5616 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5617 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5618 (rtx_equal_p): Likewise.
5619 * ira-costs.c (scan_one_insn): Skip debug insns.
5620 (process_bb_node_for_hard_reg_moves): Likewise.
5621 * rtl.h (DEBUG_INSN_P): New.
5622 (NONDEBUG_INSN_P): New.
5623 (MAY_HAVE_DEBUG_INSNS): New.
5624 (INSN_P): Accept debug insns.
5625 (RTX_FRAME_RELATED_P): Likewise.
5626 (INSN_DELETED_P): Likewise
5627 (PAT_VAR_LOCATION_DECL): New.
5628 (PAT_VAR_LOCATION_LOC): New.
5629 (PAT_VAR_OCATION_STATUS): New.
5630 (NOTE_VAR_LOCATION_DECL): Reimplement.
5631 (NOTE_VAR_LOCATION_LOC): Likewise.
5632 (NOTE_VAR_LOCATION_STATUS): Likewise.
5633 (INSN_VAR_LOCATION): New.
5634 (INSN_VAR_LOCATION_DECL): New.
5635 (INSN_VAR_LOCATION_LOC): New.
5636 (INSN_VAR_LOCATION_STATUS): New.
5637 (gen_rtx_UNKNOWN_VAR_LOC): New.
5638 (VAR_LOC_UNKNOWN_P): New.
5639 (NOTE_DURING_CALL_P): New.
5640 (SCHED_GROUP_P): Accept debug insns.
5641 (emit_debug_insn_before): Declare.
5642 (emit_debug_insn_before_noloc): Declare.
5643 (emit_debug_insn_beore_setloc): Declare.
5644 (emit_debug_insn_after): Declare.
5645 (emit_debug_insn_after_noloc): Declare.
5646 (emit_debug_insn_after_setloc): Declare.
5647 (emit_debug_insn): Declare.
5648 (make_debug_insn_raw): Declare.
5649 (prev_nondebug_insn): Declare.
5650 (next_nondebug_insn): Declare.
5651 (delegitimize_mem_from_attrs): Declare.
5652 (get_max_insn_count): Declare.
5653 (wrap_constant): Declare.
5654 (unwrap_constant): Declare.
5655 (get_curr_insn_source_location): Declare.
5656 (get_curr_insn_block): Declare.
5657 * tree-inline.c (insert_debug_decl_map): New.
5658 (processing_debug_stmt): New.
5659 (remap_decl): Don't create new mappings in debug stmts.
5660 (remap_gimple_op_r): Don't add references in debug stmts.
5661 (copy_tree_body_r): Likewise.
5662 (remap_gimple_stmt): Handle debug bind stmts.
5663 (copy_bb): Skip debug stmts.
5664 (copy_edges_for_bb): Likewise.
5665 (copy_debug_stmt): New.
5666 (copy_debug_stmts): New.
5667 (copy_body): Copy debug stmts at the end.
5668 (insert_init_debug_bind): New.
5669 (insert_init_stmt): Take id. Skip and emit debug stmts.
5670 (setup_one_parameter): Remap variable earlier, register debug mapping.
5671 (estimate_num_insns): Skip debug stmts.
5672 (expand_call_inline): Preserve debug_map.
5673 (optimize_inline_calls): Check for no debug_stmts left-overs.
5674 (unsave_expr_now): Preserve debug_map.
5675 (copy_gimple_seq_and_replace_locals): Likewise.
5676 (tree_function_versioning): Check for no debug_stmts left-overs.
5677 Init and destroy debug_map as needed. Split edges unconditionally.
5678 (build_duplicate_type): Init and destroy debug_map as needed.
5679 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5680 (struct copy_body_data): Add debug_stmts and debug_map.
5681 * sched-int.h (struct ready_list): Add n_debug.
5682 (struct deps): Add last_debug_insn.
5683 (DEBUG_INSN_SCHED_P): New.
5684 (BOUNDARY_DEBUG_INSN_P): New.
5685 (SCHEDULE_DEBUG_INSN_P): New.
5686 (sd_iterator_cond): Accept empty list.
5687 * combine.c (create_log_links): Skip debug insns.
5688 (combine_instructions): Likewise.
5689 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5690 return value is always unshared.
5691 (struct rtx_subst_pair): New.
5692 (auto_adjust_pair): New.
5693 (propagate_for_debug_subst): New.
5694 (propagate_for_debug): New.
5695 (try_combine): Skip debug insns. Propagate removed defs into
5697 (next_nonnote_nondebug_insn): New.
5698 (distribute_notes): Use it. Skip debug insns.
5699 (distribute_links): Skip debug insns.
5700 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5701 * resource.c (mark_target_live_regs): Likewise.
5702 * var-tracking.c: Include cselib.h and target.h.
5703 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5705 (micro_operation_type_name): New.
5706 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5707 (struct micro_operation_def): Update comments.
5708 (decl_or_value): New type. Use instead of decls.
5709 (struct emit_note_data_def): Add vars.
5710 (struct attrs_def): Use decl_or_value.
5711 (struct variable_tracking_info_def): Add permp, flooded.
5712 (struct location_chain_def): Update comment.
5713 (struct variable_part_def): Use decl_or_value.
5714 (struct variable_def): Make var_part a variable length array.
5716 (scratch_regs): New.
5717 (cselib_hook_called): New.
5718 (dv_is_decl_p): New.
5719 (dv_is_value_p): New.
5722 (dv_as_opaque): New.
5723 (dv_onepart_p): New.
5725 (IS_DECL_CODE): New.
5726 (check_value_is_not_decl): New.
5727 (dv_from_decl): New.
5728 (dv_from_value): New.
5729 (dv_htab_hash): New.
5730 (variable_htab_hash): Use it.
5731 (variable_htab_eq): Support values.
5732 (variable_htab_free): Free from the right pool.
5733 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5734 (attrs_list_union): Adjust.
5735 (attrs_list_mpdv_union): New.
5736 (tie_break_pointers): New.
5737 (canon_value_cmp): New.
5738 (unshare_variable): Return possibly-modified slot.
5739 (vars_copy_1): Adjust.
5740 (var_reg_decl_set): Adjust. Split out of...
5741 (var_reg_set): ... this.
5742 (get_init_value): Adjust.
5743 (var_reg_delete_and_set): Adjust.
5744 (var_reg_delete): Adjust.
5745 (var_regno_delete): Adjust.
5746 (var_mem_decl_set): Split out of...
5747 (var_mem_set): ... this.
5748 (var_mem_delete_and_set): Adjust.
5749 (var_mem_delete): Adjust.
5753 (variable_union): Adjust. Speed up merge of 1-part vars.
5754 (variable_canonicalize): Use unshared slot.
5755 (VALUED_RECURSED_INTO): New.
5756 (find_loc_in_1pdv): New.
5757 (struct dfset_merge): New.
5758 (insert_into_intersection): New.
5759 (intersect_loc_chains): New.
5761 (canonicalize_loc_order_check): New.
5762 (canonicalize_values_mark): New.
5763 (canonicalize_values_star): New.
5764 (variable_merge_over_cur): New.
5765 (variable_merge_over_src): New.
5766 (dataflow_set_merge): New.
5767 (dataflow_set_equiv_regs): New.
5768 (remove_duplicate_values): New.
5769 (struct dfset_post_merge): New.
5770 (variable_post_merge_new_vals): New.
5771 (variable_post_merge_perm_vals): New.
5772 (dataflow_post_merge_adjust): New.
5773 (find_mem_expr_in_1pdv): New.
5774 (dataflow_set_preserve_mem_locs): New.
5775 (dataflow_set_remove_mem_locs): New.
5776 (dataflow_set_clear_at_call): New.
5777 (onepart_variable_different_p): New.
5778 (variable_different_p): Use it.
5779 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5780 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5782 (track_loc_p): Pass it true.
5783 (struct count_use_info): New.
5784 (find_use_val): New.
5785 (replace_expr_with_values): New.
5787 (use_type): New, partially split out of...
5788 (count_uses): ... this. Count new micro-ops.
5789 (count_uses_1): Adjust.
5790 (count_stores): Adjust.
5791 (count_with_sets): New.
5792 (VAL_NEEDS_RESOLUTION): New.
5793 (VAL_HOLDS_TRACK_EXPR): New.
5794 (VAL_EXPR_IS_COPIED): New.
5795 (VAL_EXPR_IS_CLOBBERED): New.
5796 (add_uses): Adjust. Generate new micro-ops.
5797 (add_uses_1): Adjust.
5798 (add_stores): Generate new micro-ops.
5799 (add_with_sets): New.
5800 (find_src_status): Adjust.
5801 (find_src_set_src): Adjust.
5802 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5803 Handle new micro-ops. Canonicalize value equivalances.
5804 (vt_find_locations): Compute total size of hash tables for
5805 dumping. Perform merge for var-tracking-assignments. Don't
5806 disregard single-block loops.
5807 (dump_attrs_list): Handle decl_or_value.
5808 (dump_variable): Take variable. Deal with decl_or_value.
5809 (dump_variable_slot): New.
5810 (dump_vars): Use it.
5811 (dump_dataflow_sets): Adjust.
5812 (set_slot_part): New, extended to support one-part variables
5813 after splitting out of...
5814 (set_variable_part): ... this.
5815 (clobber_slot_part): New, split out of...
5816 (clobber_variable_part): ... this.
5817 (delete_slot_part): New, split out of...
5818 (delete_variable_part): .... this.
5819 (check_wrap_constant): New.
5820 (vt_expand_loc_callback): New.
5821 (vt_expand_loc): New.
5822 (emit_note_insn_var_location): Adjust. Handle values. Handle
5823 EMIT_NOTE_AFTER_CALL_INSN.
5824 (emit_notes_for_differences_1): Adjust. Handle values.
5825 (emit_notes_for_differences_2): Likewise.
5826 (emit_notes_for_differences): Adjust.
5827 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5828 Adjust. Handle new micro-ops.
5829 (vt_add_function_parameters): Adjust. Create and bind values.
5830 (vt_initialize): Adjust. Initialize scratch_regs and
5831 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5832 operations. Move some code to count_with_sets and add_with_sets.
5833 (delete_debug_insns): New.
5834 (vt_debug_insns_local): New.
5835 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5837 (var_tracking_main): If var-tracking-assignments is enabled
5838 but var-tracking isn't, delete debug insns and leave. Likewise
5839 if we exceed limits or fail the stack adjustments tests, and
5840 after all var-tracking processing.
5841 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5842 (dataflow_set): Add traversed_vars.
5843 (value_chain, const_value_chain): New typedefs.
5844 (value_chain_pool, value_chains): New variables.
5845 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5846 add_value_chains, add_cselib_value_chains, remove_value_chain,
5847 remove_value_chains, remove_cselib_value_chains): New functions.
5848 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5849 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5851 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5852 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5853 (dst_can_be_shared): New variable.
5854 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5855 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5856 different from set->vars, look up slot again instead of using the
5858 (dataflow_set_init): Initialize traversed_vars.
5859 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5860 lookup if set->vars is shared. Don't keep slot cleared before
5861 calling unshare_variable. Unshare set->vars if needed. Adjust
5862 unshare_variable callers. Clear dst_can_be_shared if needed.
5863 Even ->refcount == 1 vars must be unshared if set->vars is shared
5864 and var needs to be modified.
5865 (dataflow_set_union): Set traversed_vars during canonicalization.
5866 (VALUE_CHANGED, DECL_CHANGED): Define.
5867 (set_dv_changed, dv_changed_p): New static inlines.
5868 (track_expr_p): Clear DECL_CHANGED.
5869 (dump_dataflow_sets): Set it.
5870 (variable_was_changed): Call set_dv_changed.
5871 (emit_note_insn_var_location): Likewise.
5872 (changed_variables_stack): New variable.
5873 (check_changed_vars_1, check_changed_vars_2): New functions.
5874 (emit_notes_for_changes): Do nothing if changed_variables is
5875 empty. Traverse changed_variables with check_changed_vars_1,
5876 call check_changed_vars_2 on each changed_variables_stack entry.
5877 (emit_notes_in_bb): Add SET argument. Just clear it at the
5878 beginning, use it instead of local &set, don't destroy it at the end.
5879 (vt_emit_notes): Call dataflow_set_clear early on all
5880 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5881 computed set, dataflow_set_clear also VTI(bb)->in when we are
5882 done with the basic block. Initialize changed_variables_stack,
5883 free it afterwards. If ENABLE_CHECKING verify that after noting
5884 differences to an empty set value_chains hash table is empty.
5885 (vt_initialize): Initialize value_chains and value_chain_pool.
5886 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5887 (variable_tracking_main): Call dump_dataflow_sets before calling
5888 vt_emit_notes, not after it.
5889 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5890 (propagate_var_def_into_debug_stmts): Declare.
5891 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5892 (df_set_note): Reject debug insns.
5893 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5894 add notes to debug insns.
5895 (df_note_bb_compute): Adjust. Likewise.
5896 (df_simulate_uses): Skip debug insns.
5897 (df_simulate_initialize_backwards): Likewise.
5898 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5899 (subst_stack_regs_pat): Reject debug insns.
5900 (convert_regs_1): Handle debug insns.
5901 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5902 (print-rtl.o): Depend on cselib.h.
5903 (cselib.o): Depend on TREE_PASS_H.
5904 (var-tracking.o): Depend on cselib.h and TARGET_H.
5905 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5906 (init_ready_list): Skip boundary debug insns.
5907 (add_branch_dependences): Skip debug insns.
5908 (free_block_dependencies): Check for blocks with only debug insns.
5909 (compute_priorities): Likewise.
5910 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5911 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5913 (gimple_build_debug_bind_stat): New.
5914 (empty_body_p): Skip debug stmts.
5915 (gimple_has_side_effects): Likewise.
5916 (gimple_rhs_has_side_effects): Likewise.
5917 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5918 (gimple_build_debug_bind_stat): Declare.
5919 (gimple_build_debug_bind): Define.
5920 (is_gimple_debug): New.
5921 (gimple_debug_bind_p): New.
5922 (gimple_debug_bind_get_var): New.
5923 (gimple_debug_bind_get_value): New.
5924 (gimple_debug_bind_get_value_ptr): New.
5925 (gimple_debug_bind_set_var): New.
5926 (gimple_debug_bind_set_value): New.
5927 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5928 (gimple_debug_bind_reset_value): New.
5929 (gimple_debug_bind_has_value_p): New.
5930 (gsi_next_nondebug): New.
5931 (gsi_prev_nondebug): New.
5932 (gsi_start_nondebug_bb): New.
5933 (gsi_last_nondebug_bb): New.
5934 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5935 (print_insn): Handle DEBUG_INSN.
5936 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5937 of first insn prevail.
5938 (first_stmt): Skip debug stmts.
5939 (first_non_label_stmt): Likewise.
5940 (last_stmt): Likewise.
5941 (has_zero_uses_1): New.
5942 (single_imm_use_1): New.
5943 (verify_gimple_debug): New.
5944 (verify_types_in_gimple_stmt): Handle debug stmts.
5945 (verify_stmt): Likewise.
5946 (debug_loop_num): Skip debug stmts.
5947 (remove_edge_and_dominated_blocks): Remove dominators last.
5948 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5949 (linearize_expr): Likewise.
5950 * config/i386/i386.c (ix86_delegitimize_address): Call
5951 default implementation.
5952 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5953 (group_barrier_needed): Skip debug insns.
5954 (emit_insn_group_barriers): Likewise.
5955 (emit_all_insn_group_barriers): Likewise.
5956 (ia64_variable_issue): Handle debug insns.
5957 (ia64_dfa_new_cycle): Likewise.
5958 (final_emit_insn_group_barriers): Skip debug insns.
5959 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5960 def cfa without frame.
5961 (process_set): Likewise.
5962 (process_for_unwind_directive): Pass frame on.
5963 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5964 (rs6000_delegitimize_address): New.
5965 (rs6000_debug_adjust_cost): Handle debug insns.
5966 (is_microcoded_insn): Likewise.
5967 (is_cracked_insn): Likewise.
5968 (is_nonpipeline_insn): Likewise.
5969 (insn_must_be_first_in_group): Likewise.
5970 (insn_must_be_last_in_group): Likewise.
5971 (force_new_group): Likewise.
5972 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5973 contains only debug insns.
5974 (rtl_merge_blocks): Skip debug insns.
5975 (purge_dead_edges): Likewise.
5976 (rtl_block_ends_with_call_p): Skip debug insns.
5977 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5978 (mark_reg_dependencies): Skip debug insns.
5979 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5980 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5981 * tree-ssa-threadedge.c
5982 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5983 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5984 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5985 (copyprop_hardreg_forward_1): Handle debug insns.
5986 * reload1.c (reload): Skip debug insns. Replace unassigned
5987 pseudos in debug insns with their equivalences.
5988 (eliminate_regs_in_insn): Skip debug insns.
5989 (emit_input_reload_insns): Skip debug insns at first, adjust
5991 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5992 (get_indirect_ref_operands): Pass opf_no_vops on.
5993 (get_expr_operands): Likewise. Skip debug stmts.
5994 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5996 2009-09-01 Richard Henderson <rth@redhat.com>
5998 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5999 stmt_ends_pp_p statements at least once.
6000 * tree-vrp.c (vrp_initialize): Likewise.
6001 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6003 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6006 Fix AIX bootstrap after PR debug/30161
6007 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6008 that is a GNU extension.
6009 (tmpl_value_parm_die_table): Move the definition of this global
6010 outside #ifdef DWARF2_DEBUGGING_INFO region.
6012 2009-09-01 Richard Guenther <rguenther@suse.de>
6014 * tree.c (tree_expr_size): New function.
6015 * tree.h (tree_expr_size): Declare.
6016 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6017 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6018 * langhooks.c (lhd_expr_size): Remove.
6019 * langhooks.h (struct lang_hooks): Remove expr_size.
6020 * explow.c (expr_size): Use tree_expr_size.
6021 (int_expr_size): Likewise.
6022 * langhooks-def.h (lhd_expr_size): Remove.
6023 (LANG_HOOKS_EXPR_SIZE): Likewise.
6024 (LANG_HOOKS_INITIALIZER): Adjust.
6026 2009-09-01 Richard Guenther <rguenther@suse.de>
6028 * tree-flow.h (mark_addressable): Move declaration ...
6029 * tree.h (mark_addressable): ... here.
6030 * stmt.c (expand_asm_operands): Use mark_addressable, not
6031 lang_hooks.mark_addressable.
6032 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6033 LANG_HOOKS_MARK_ADDRESSABLE.
6034 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6035 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6037 2009-08-31 Chris Demetriou <cgd@google.com>
6039 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6040 vectorize if not TARGET_SSE2.
6042 2009-08-31 DJ Delorie <dj@redhat.com>
6044 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6045 registers if no coprocessor is enabled.
6047 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6050 * cgraph.h (cgraph_get_node): Declare ...
6051 * cgraph.c (cgraph_get_node): ... new function.
6052 * dwarf2out.c (gen_generic_params_dies,
6053 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6054 make_ith_pack_parameter_name,
6055 append_entry_to_tmpl_value_parm_die_table,
6056 gen_remaining_tmpl_value_param_die_attribute): New functions.
6057 (gen_subprogram_die): Generate debug info for template parameters
6058 if debug info level is higher than DINFO_LEVEL_TERSE.
6059 Use tree_add_const_value_attribute_for_decl instead of
6060 tree_add_const_value_attribute.
6061 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6062 instead of tree_add_const_value_attribute.
6063 (gen_struct_or_union_type_die): Generate debug
6064 info for template parameters if debug info level is higher than
6066 (tree_add_const_value_attribute): Handle integral and pointer
6067 constants. Update comment.
6068 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6069 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6070 (reference_to_unused): Fix thinko. Remove redundant predicates from
6072 (tree_add_const_value_attribute): Make this work for constant
6074 tree_add_const_value_attribute_for_decl is to be used for variable
6076 (add_location_or_const_value_attribute): Use
6077 tree_add_const_value_attribute_for_decl now.
6078 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6079 DW_TAG_template_value_param DIEs after function DIEs have been
6081 * langhooks.h (lang_hooks_for_types): Add
6082 get_argument_pack_elems.
6083 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6084 (lang_hooks): Added get_innermost_generic_parms,
6085 get_innermost_generic_args.
6086 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6087 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6088 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6089 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6091 2009-08-31 DJ Delorie <dj@redhat.com>
6093 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6094 it once we start generating the prologue or epilogue.
6095 (mep_call_saves_register): If the frame is locked, re-use
6097 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6098 (mep_expand_prologue): Call it.
6099 (mep_expand_epilogue): Likewise.
6100 (mep_start_function): Use the same logic as mep_expand_prologue.
6101 (mep_pass_by_reference): Make logic more readable.
6102 (mep_return_in_memory): Zero-sized objects are passed in memory.
6103 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6105 2009-08-31 Richard Guenther <rguenther@suse.de>
6107 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6108 to query if the memory regions for memmove overlap.
6109 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6110 asserts on pointers, instead deal with odd trees.
6111 (ptr_derefs_may_alias_p): Likewise.
6112 (refs_may_alias_p_1): Constructor bases also never alias.
6114 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6116 * doc/install.texi (Final install): Adjust reference on where to
6117 order printed manuals.
6119 2009-08-30 Olivier Hainque <hainque@adacore.com>
6121 * dwarf2out.c (switch_to_frame_table_section): Move
6122 definition prior to first use.
6124 2009-08-30 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/41186
6127 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6128 (ao_ref_init_from_ptr_and_size): New function.
6129 (ref_maybe_used_by_call_p_1): Be more precise tracking
6130 used ranges for builtin functions.
6131 (ref_maybe_used_by_call_p): Adjust.
6132 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6133 ranges for builtin functions.
6134 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6136 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6139 * fwprop.c (get_reg_use_in): Delete.
6140 (free_load_extend): New function.
6141 (forward_propagate_subreg): Use it.
6143 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6145 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6147 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6150 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6153 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6155 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6156 fini or fini_array section.
6158 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6160 * graphite-dependences.c (graphite_legal_transform_bb): Call
6161 pbb_remove_duplicate_pdrs.
6162 * graphite-poly.c (can_collapse_pdr): Removed.
6163 (pdr_find_duplicate): Removed.
6164 (can_collapse_pdrs): New.
6165 (pbb_remove_duplicate_pdrs): New.
6166 (new_poly_dr): Do not look for duplicates.
6167 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6168 (PBB_PDR_DUPLICATES_REMOVED): New.
6169 (pbb_remove_duplicate_pdrs): Declared.
6171 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6173 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6174 the strides by multiplying by PDR_NB_REFS.
6175 * graphite-poly.c (can_collapse_pdr): New.
6176 (pdr_find_duplicate): New.
6177 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6178 Initialize PDR_NB_REFS.
6179 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6181 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6183 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6186 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6189 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6191 * graphite-dependences.c (pddr_original_scattering): Return NULL
6192 for read-read dependence relations.
6193 * graphite-poly.h (enum poly_dr_type): Fix comment.
6196 (pdr_may_write_p): New.
6198 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6200 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6201 (struct poly_dr): Same.
6202 (new_poly_dr): Same.
6203 * graphite-poly.c (new_poly_dr): Same.
6204 * graphite-dependences.c (dot_deps): Disable call to system.
6206 2009-08-28 Cary Coutant <ccoutant@google.com>
6209 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6210 struct/union/enum types local to a function.
6212 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6213 Sebastian Pop <sebastian.pop@amd.com>
6215 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6216 pbb_strip_mine_time_depth. Changed the implementation so that
6217 transformation is expressed as a transformation on
6218 time (scatttering) dimensions. Also, ensures that the 2d+1
6219 scheduling format is preserved.
6220 (pbb_strip_mine_profitable_p): Profitability is based on the
6221 iteration number of a given time (scattering) dimension,
6222 and not on a original loop depth dimension.
6223 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6224 (pbb_do_strip_mine): Call psct_dynamic_dim.
6225 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6226 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6227 (pbb_nb_dynamic_scattering_transform): New.
6228 (psct_dynamic_dim): New.
6230 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6232 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6233 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6234 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6235 * graphite-interchange.c (build_linearized_memory_access): Same.
6236 (memory_stride_in_loop): Same.
6238 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6240 * graphite-dependences.c (pddr_original_scattering): New.
6241 (graphite_legal_transform_dr): Call pddr_original_scattering.
6244 * graphite-dependences.h (dot_deps): Declared.
6245 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6246 (print_pdr): Print PDR_ID.
6247 * graphite-poly.h (struct poly_dr): Add field id.
6250 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6252 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6254 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6255 not delete the original dependence relation.
6257 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6259 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6260 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6261 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6262 (free_poly_ddr): New.
6263 (pddr_is_empty): New.
6264 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6265 (dependence_polyhedron): Same. Remove useless gcc_assert.
6267 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6268 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6269 * graphite-dependences.h (enum poly_dependence_kind): New.
6270 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6271 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6272 (PDRP_SINK): Renamed PDDR_SINK.
6273 (PDRP_DDP): Renamed PDDR_DDP.
6275 (free_poly_ddr): Declared.
6276 * graphite-poly.c (new_scop): Use the new hash function names.
6277 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6278 into original_pddrs.
6279 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6281 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6283 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6284 bounds with LT_EXPR to make niter analysis more precise on code
6285 generated by Graphite.
6287 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6289 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6290 (graphite_legal_transform_bb): Same.
6291 (poly_drs_may_alias_p): Same.
6293 2009-08-28 Richard Guenther <rguenther@suse.de>
6295 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6297 2009-08-28 Jan Beulich <jbeulich@novell.com>
6299 * config/i386/netware.c: Include langhooks.h.
6300 (i386_nlm_encode_section_info): Simplify.
6301 (netware_override_options): Delete.
6302 * config/i386/netware.h (netware_override_options): Delete
6304 (OVERRIDE_OPTIONS): Delete definition.
6305 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6306 (ASM_COMMENT_START): Define.
6307 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6309 2009-08-28 Jan Beulich <jbeulich@novell.com>
6311 * configure.ac: For in-tree ld, do a plain version check to
6312 determine whether comdat groups are supported.
6313 * configure: Regenerate.
6315 2009-08-28 Olivier Hainque <hainque@adacore.com>
6317 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6318 always defined. Reflect definition or absence of such for
6319 COLLECT_EXPORT_LIST. Readability helper.
6320 (scanfilter): New enum, to help control what symbols
6321 are to be considered or ignored by scan_prog_file.
6322 (enum pass): Rename as "scanpass", moved together with scanfilter
6323 prior to scan_prog_file's prototype.
6324 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6325 Group prototype with the scanpass/scanfilter definitions, factorize
6326 head comments for the several implementations at the prototype.
6327 (main): Reorganize the first pass link control to let AIX
6328 drag only the needed frame tables in executables. Prevent
6329 frame tables collection during the scan aimed at static ctors.
6330 Pre-link and scan for frame tables later to compensate.
6331 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6332 A C statement to issue assembly directives that create a reference
6333 to the given DWARF table identifier label from the current function
6335 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6336 to differentiate first time section entry. Only emit a .data
6337 tables start identifier label the first time around.
6338 (switch_to_frame_table_section): New function. Helper for
6339 output_call_frame_info to switch possibly BACK into the eh_frame
6340 or the debug_frame section depending on FOR_EH.
6341 (output_call_frame_info): Use helper to first enter the proper
6343 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6344 emit a link to the frame table start label from each function
6346 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6347 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6348 * config/rs6000/rs6000-protos.h: Declare it.
6349 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6351 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6353 * config/sh/sh.c (split_branches): Check the result of
6356 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6358 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6359 using -pthread -fopenmp
6361 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6363 * doc/service.texi (service directory): Update URL.
6365 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6367 PR rtl-optimization/40861
6368 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6369 extract word from a multi-word subreg for negative byte positions.
6371 2009-08-27 Tristan Gingold <gingold@adacore.com>
6372 Douglas B Rupp <rupp@gnat.com>
6374 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6375 (SECTION_VMS_OVERLAY): Define.
6376 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6378 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6380 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6381 common_object declarations.
6382 (ia64_section_type_flags): Set section flag for common_object.
6383 * config/ia64/ia64-protos.h
6384 (ia64_vms_output_aligned_decl_common): Declare.
6385 (ia64_vms_elf_asm_named_section): Declare.
6387 2009-08-27 Michael Matz <matz@suse.de>
6389 * expr.c (expand_expr_real_2): New function taking exploded
6390 unary or binary expression, split out from ...
6391 (expand_expr_real_1): ... here. Move over all unary/binary
6392 switch parts to above function, in particular these codes:
6393 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6394 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6395 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6396 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6397 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6398 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6399 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6400 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6401 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6402 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6403 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6404 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6405 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6406 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6407 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6408 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6409 VEC_PACK_FIX_TRUNC_EXPR.
6410 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6413 2009-08-27 Richard Guenther <rguenther@suse.de>
6415 * gengtype.c (main): Handle uint64_t.
6416 * ipa-utils.c (get_base_var): Indent properly.
6417 * tree-ssa-live.c (debug_scope_block): New function.
6418 * tree-flow.h (debug_scope_block): Declare.
6419 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6420 * basic-block.h (enum profile_status): Rename to
6421 enum profile_status_d.
6422 (x_profile_status): Adjust type.
6424 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6427 * dwarf2out.c (get_context_die): Declare this static function.
6428 (gen_type_die_with_usage): Make sure a DIE is a generated for
6429 the context of a typedef.
6431 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6433 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6436 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6438 * config/mips/mips-protos.h (mips_output_sync): Declare.
6439 (mips_sync_loop_insns): Likewise.
6440 (mips_output_sync_loop): Replace first two parameters with an rtx.
6441 * config/mips/mips.c (mips_multi_member): New structure.
6442 (mips_multi_members): New variable.
6443 (mips_multi_start): New function.
6444 (mips_multi_add): Likewise.
6445 (mips_multi_add_insn): Likewise.
6446 (mips_multi_add_label): Likewise.
6447 (mips_multi_last_index): Likewise.
6448 (mips_multi_copy_insn): Likewise.
6449 (mips_multi_set_operand): Likewise.
6450 (mips_multi_write): Likewise.
6451 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6452 (mips_init_print_operand_punct): Update accordingly.
6453 (mips_start_ll_sc_sync_block): New function.
6454 (mips_end_ll_sc_sync_block): Likewise.
6455 (mips_output_sync): Likewise.
6456 (mips_sync_insn1_template): Likewise.
6457 (mips_sync_insn2_template): Likewise.
6458 (mips_get_sync_operand): Likewise.
6459 (mips_process_sync_loop): Likewise.
6460 (mips_output_sync_loop): Use mips_process_sync_loop.
6461 (mips_sync_loop_insns): New function.
6462 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6463 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6464 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6465 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6466 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6467 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6468 (MIPS_SYNC_OLD_OP_12): Likewise.
6469 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6470 (MIPS_SYNC_NEW_OP_12): Likewise.
6471 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6472 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6473 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6474 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6475 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6476 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6477 * config/mips/mips.md (sync_mem): New attribute.
6478 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6479 (sync_exclusive_mask, sync_required_oldval): Likewise.
6480 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6481 (sync_release_barrier): Likewise.
6482 (length): Handle sync loops.
6483 (sync): Use mips_output_sync.
6484 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6485 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6486 and use mips_output_sync_loop.
6487 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6488 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6489 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6490 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6491 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6492 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6493 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6494 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6495 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6497 2009-08-26 Richard Guenther <rguenther@suse.de>
6500 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6501 the types to not match.
6502 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6504 * tree-ssa.c (useless_type_conversion_p): Conversions to
6505 pointers to unprototyped functions are useless.
6507 2009-08-26 Richard Guenther <rguenther@suse.de>
6509 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6510 whole-program condition, prepare to be called for non-globals.
6511 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6512 params build a representative with known type and track its fields.
6514 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6516 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6517 clearing by a taken branch.
6518 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6519 effectively after bbro pass.
6520 (sync_nand<mode>): Ditto.
6521 (sync_old_<fetchop_name><mode>): Ditto.
6522 (sync_old_nand<mode>): Ditto.
6523 (sync_new_<fetchop_name><mode>): Dito.
6524 (sync_new_nand<mode>): Ditto.
6525 (sync_compare_and_swap<mode>_1): Ditto.
6526 (*sync_compare_and_swap<mode>): Ditto.
6527 (sync_lock_test_and_set<mode>_1): Ditto.
6528 ("sync_lock_test_and_set<mode>): Ditto.
6530 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6532 * hwint.h (HOST_LONG_FORMAT): New macro
6533 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6534 Use HOST_PTR_PRINTF.
6535 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6536 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6537 (HOST_PTR_PRINTF): Document.
6539 2009-08-25 Jan Hubicka <jh@suse.cz>
6541 * config/i386/bmmintrin.h: Replace by #error.
6544 Michael Meissner <michael.meissner@amd.com>
6545 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6546 Tony Linthicum <tony.linthicum@amd.com>
6548 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6549 (TARGET_ROUND): New macro for the round/ptest instructions which
6550 are shared between SSE4.1 and SSE5.
6551 (OPTION_MASK_ISA_ROUND): Ditto.
6552 (OPTION_ISA_ROUND): Ditto.
6553 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6554 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6556 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6557 (-mfused-madd): New switch to give users control over whether the
6558 compiler optimizes to use the multiply/add SSE5 instructions.
6560 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6561 (ix86_handle_option): Turn off 3dnow if -msse5.
6562 (override_options): Add SSE5 support.
6563 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6565 (ix86_expand_sse_movcc): Add SSE5 support.
6566 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6567 vector type to the next largest size.
6568 (ix86_expand_sse5_pack): New function to use pperm to pack a
6569 vector type to the next smallest size.
6570 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6571 (IX86_BUILTIN_FMADDSD): Ditto.
6572 (IX86_BUILTIN_FMADDPS): Ditto.
6573 (IX86_BUILTIN_FMADDPD): Ditto.
6574 (IX86_BUILTIN_FMSUBSS): Ditto.
6575 (IX86_BUILTIN_FMSUBSD): Ditto.
6576 (IX86_BUILTIN_FMSUBPS): Ditto.
6577 (IX86_BUILTIN_FMSUBPD): Ditto.
6578 (IX86_BUILTIN_FNMADDSS): Ditto.
6579 (IX86_BUILTIN_FNMADDSD): Ditto.
6580 (IX86_BUILTIN_FNMADDPS): Ditto.
6581 (IX86_BUILTIN_FNMADDPD): Ditto.
6582 (IX86_BUILTIN_FNMSUBSS): Ditto.
6583 (IX86_BUILTIN_FNMSUBSD): Ditto.
6584 (IX86_BUILTIN_FNMSUBPS): Ditto.
6585 (IX86_BUILTIN_FNMSUBPD): Ditto.
6586 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6587 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6588 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6589 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6590 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6591 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6592 (IX86_BUILTIN_PPERM): Ditto.
6593 (IX86_BUILTIN_PERMPS): Ditto.
6594 (IX86_BUILTIN_PERMPD): Ditto.
6595 (IX86_BUILTIN_PMACSSWW): Ditto.
6596 (IX86_BUILTIN_PMACSWW): Ditto.
6597 (IX86_BUILTIN_PMACSSWD): Ditto.
6598 (IX86_BUILTIN_PMACSWD): Ditto.
6599 (IX86_BUILTIN_PMACSSDD): Ditto.
6600 (IX86_BUILTIN_PMACSDD): Ditto.
6601 (IX86_BUILTIN_PMACSSDQL): Ditto.
6602 (IX86_BUILTIN_PMACSSDQH): Ditto.
6603 (IX86_BUILTIN_PMACSDQL): Ditto.
6604 (IX86_BUILTIN_PMACSDQH): Ditto.
6605 (IX86_BUILTIN_PMADCSSWD): Ditto.
6606 (IX86_BUILTIN_PMADCSWD): Ditto.
6607 (IX86_BUILTIN_PHADDBW): Ditto.
6608 (IX86_BUILTIN_PHADDBD): Ditto.
6609 (IX86_BUILTIN_PHADDBQ): Ditto.
6610 (IX86_BUILTIN_PHADDWD): Ditto.
6611 (IX86_BUILTIN_PHADDWQ): Ditto.
6612 (IX86_BUILTIN_PHADDDQ): Ditto.
6613 (IX86_BUILTIN_PHADDUBW): Ditto.
6614 (IX86_BUILTIN_PHADDUBD): Ditto.
6615 (IX86_BUILTIN_PHADDUBQ): Ditto.
6616 (IX86_BUILTIN_PHADDUWD): Ditto.
6617 (IX86_BUILTIN_PHADDUWQ): Ditto.
6618 (IX86_BUILTIN_PHADDUDQ): Ditto.
6619 (IX86_BUILTIN_PHSUBBW): Ditto.
6620 (IX86_BUILTIN_PHSUBWD): Ditto.
6621 (IX86_BUILTIN_PHSUBDQ): Ditto.
6622 (IX86_BUILTIN_PROTB): Ditto.
6623 (IX86_BUILTIN_PROTW): Ditto.
6624 (IX86_BUILTIN_PROTD): Ditto.
6625 (IX86_BUILTIN_PROTQ): Ditto.
6626 (IX86_BUILTIN_PROTB_IMM): Ditto.
6627 (IX86_BUILTIN_PROTW_IMM): Ditto.
6628 (IX86_BUILTIN_PROTD_IMM): Ditto.
6629 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6630 (IX86_BUILTIN_PSHLB): Ditto.
6631 (IX86_BUILTIN_PSHLW): Ditto.
6632 (IX86_BUILTIN_PSHLD): Ditto.
6633 (IX86_BUILTIN_PSHLQ): Ditto.
6634 (IX86_BUILTIN_PSHAB): Ditto.
6635 (IX86_BUILTIN_PSHAW): Ditto.
6636 (IX86_BUILTIN_PSHAD): Ditto.
6637 (IX86_BUILTIN_PSHAQ): Ditto.
6638 (IX86_BUILTIN_FRCZSS): Ditto.
6639 (IX86_BUILTIN_FRCZSD): Ditto.
6640 (IX86_BUILTIN_FRCZPS): Ditto.
6641 (IX86_BUILTIN_FRCZPD): Ditto.
6642 (IX86_BUILTIN_CVTPH2PS): Ditto.
6643 (IX86_BUILTIN_CVTPS2PH): Ditto.
6644 (IX86_BUILTIN_COMEQSS): Ditto.
6645 (IX86_BUILTIN_COMNESS): Ditto.
6646 (IX86_BUILTIN_COMLTSS): Ditto.
6647 (IX86_BUILTIN_COMLESS): Ditto.
6648 (IX86_BUILTIN_COMGTSS): Ditto.
6649 (IX86_BUILTIN_COMGESS): Ditto.
6650 (IX86_BUILTIN_COMUEQSS): Ditto.
6651 (IX86_BUILTIN_COMUNESS): Ditto.
6652 (IX86_BUILTIN_COMULTSS): Ditto.
6653 (IX86_BUILTIN_COMULESS): Ditto.
6654 (IX86_BUILTIN_COMUGTSS): Ditto.
6655 (IX86_BUILTIN_COMUGESS): Ditto.
6656 (IX86_BUILTIN_COMORDSS): Ditto.
6657 (IX86_BUILTIN_COMUNORDSS): Ditto.
6658 (IX86_BUILTIN_COMFALSESS): Ditto.
6659 (IX86_BUILTIN_COMTRUESS): Ditto.
6660 (IX86_BUILTIN_COMEQSD): Ditto.
6661 (IX86_BUILTIN_COMNESD): Ditto.
6662 (IX86_BUILTIN_COMLTSD): Ditto.
6663 (IX86_BUILTIN_COMLESD): Ditto.
6664 (IX86_BUILTIN_COMGTSD): Ditto.
6665 (IX86_BUILTIN_COMGESD): Ditto.
6666 (IX86_BUILTIN_COMUEQSD): Ditto.
6667 (IX86_BUILTIN_COMUNESD): Ditto.
6668 (IX86_BUILTIN_COMULTSD): Ditto.
6669 (IX86_BUILTIN_COMULESD): Ditto.
6670 (IX86_BUILTIN_COMUGTSD): Ditto.
6671 (IX86_BUILTIN_COMUGESD): Ditto.
6672 (IX86_BUILTIN_COMORDSD): Ditto.
6673 (IX86_BUILTIN_COMUNORDSD): Ditto.
6674 (IX86_BUILTIN_COMFALSESD): Ditto.
6675 (IX86_BUILTIN_COMTRUESD): Ditto.
6676 (IX86_BUILTIN_COMEQPS): Ditto.
6677 (IX86_BUILTIN_COMNEPS): Ditto.
6678 (IX86_BUILTIN_COMLTPS): Ditto.
6679 (IX86_BUILTIN_COMLEPS): Ditto.
6680 (IX86_BUILTIN_COMGTPS): Ditto.
6681 (IX86_BUILTIN_COMGEPS): Ditto.
6682 (IX86_BUILTIN_COMUEQPS): Ditto.
6683 (IX86_BUILTIN_COMUNEPS): Ditto.
6684 (IX86_BUILTIN_COMULTPS): Ditto.
6685 (IX86_BUILTIN_COMULEPS): Ditto.
6686 (IX86_BUILTIN_COMUGTPS): Ditto.
6687 (IX86_BUILTIN_COMUGEPS): Ditto.
6688 (IX86_BUILTIN_COMORDPS): Ditto.
6689 (IX86_BUILTIN_COMUNORDPS): Ditto.
6690 (IX86_BUILTIN_COMFALSEPS): Ditto.
6691 (IX86_BUILTIN_COMTRUEPS): Ditto.
6692 (IX86_BUILTIN_COMEQPD): Ditto.
6693 (IX86_BUILTIN_COMNEPD): Ditto.
6694 (IX86_BUILTIN_COMLTPD): Ditto.
6695 (IX86_BUILTIN_COMLEPD): Ditto.
6696 (IX86_BUILTIN_COMGTPD): Ditto.
6697 (IX86_BUILTIN_COMGEPD): Ditto.
6698 (IX86_BUILTIN_COMUEQPD): Ditto.
6699 (IX86_BUILTIN_COMUNEPD): Ditto.
6700 (IX86_BUILTIN_COMULTPD): Ditto.
6701 (IX86_BUILTIN_COMULEPD): Ditto.
6702 (IX86_BUILTIN_COMUGTPD): Ditto.
6703 (IX86_BUILTIN_COMUGEPD): Ditto.
6704 (IX86_BUILTIN_COMORDPD): Ditto.
6705 (IX86_BUILTIN_COMUNORDPD): Ditto.
6706 (IX86_BUILTIN_COMFALSEPD): Ditto.
6707 (IX86_BUILTIN_COMTRUEPD): Ditto.
6708 (IX86_BUILTIN_PCOMEQUB): Ditto.
6709 (IX86_BUILTIN_PCOMNEUB): Ditto.
6710 (IX86_BUILTIN_PCOMLTUB): Ditto.
6711 (IX86_BUILTIN_PCOMLEUB): Ditto.
6712 (IX86_BUILTIN_PCOMGTUB): Ditto.
6713 (IX86_BUILTIN_PCOMGEUB): Ditto.
6714 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6715 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6716 (IX86_BUILTIN_PCOMEQUW): Ditto.
6717 (IX86_BUILTIN_PCOMNEUW): Ditto.
6718 (IX86_BUILTIN_PCOMLTUW): Ditto.
6719 (IX86_BUILTIN_PCOMLEUW): Ditto.
6720 (IX86_BUILTIN_PCOMGTUW): Ditto.
6721 (IX86_BUILTIN_PCOMGEUW): Ditto.
6722 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6723 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6724 (IX86_BUILTIN_PCOMEQUD): Ditto.
6725 (IX86_BUILTIN_PCOMNEUD): Ditto.
6726 (IX86_BUILTIN_PCOMLTUD): Ditto.
6727 (IX86_BUILTIN_PCOMLEUD): Ditto.
6728 (IX86_BUILTIN_PCOMGTUD): Ditto.
6729 (IX86_BUILTIN_PCOMGEUD): Ditto.
6730 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6731 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6732 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6733 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6734 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6735 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6736 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6737 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6738 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6739 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6740 (IX86_BUILTIN_PCOMEQB): Ditto.
6741 (IX86_BUILTIN_PCOMNEB): Ditto.
6742 (IX86_BUILTIN_PCOMLTB): Ditto.
6743 (IX86_BUILTIN_PCOMLEB): Ditto.
6744 (IX86_BUILTIN_PCOMGTB): Ditto.
6745 (IX86_BUILTIN_PCOMGEB): Ditto.
6746 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6747 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6748 (IX86_BUILTIN_PCOMEQW): Ditto.
6749 (IX86_BUILTIN_PCOMNEW): Ditto.
6750 (IX86_BUILTIN_PCOMLTW): Ditto.
6751 (IX86_BUILTIN_PCOMLEW): Ditto.
6752 (IX86_BUILTIN_PCOMGTW): Ditto.
6753 (IX86_BUILTIN_PCOMGEW): Ditto.
6754 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6755 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6756 (IX86_BUILTIN_PCOMEQD): Ditto.
6757 (IX86_BUILTIN_PCOMNED): Ditto.
6758 (IX86_BUILTIN_PCOMLTD): Ditto.
6759 (IX86_BUILTIN_PCOMLED): Ditto.
6760 (IX86_BUILTIN_PCOMGTD): Ditto.
6761 (IX86_BUILTIN_PCOMGED): Ditto.
6762 (IX86_BUILTIN_PCOMFALSED): Ditto.
6763 (IX86_BUILTIN_PCOMTRUED): Ditto.
6764 (IX86_BUILTIN_PCOMEQQ): Ditto.
6765 (IX86_BUILTIN_PCOMNEQ): Ditto.
6766 (IX86_BUILTIN_PCOMLTQ): Ditto.
6767 (IX86_BUILTIN_PCOMLEQ): Ditto.
6768 (IX86_BUILTIN_PCOMGTQ): Ditto.
6769 (IX86_BUILTIN_PCOMGEQ): Ditto.
6770 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6771 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6772 (enum multi_arg_type): New enum for describing the various SSE5
6773 intrinsic argument types.
6774 (bdesc_multi_arg): New table for SSE5 intrinsics.
6775 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6776 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6778 (ix86_expand_builtin): Add SSE5 intrinsic support.
6779 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6780 operand instructions.
6781 (ix86_expand_sse5_multiple_memory): New function to split the
6782 second memory reference from SSE5 instructions.
6783 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6784 (ix86_return_pops_args): Use stdarg_p to determine if the function
6785 has variable arguments.
6786 (ix86_setup_incoming_varargs): Ditto.
6787 (x86_this_parameter): Ditto.
6789 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6791 (ix86_expand_sse5_pack): Ditto.
6792 (ix86_sse5_valid_op_p): Ditto.
6793 (ix86_expand_sse5_multiple_memory): Ditto.
6795 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6796 constant for SSE5 support.
6797 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6798 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6799 (UNSPEC_SSE5_PERMUTE): Ditto.
6800 (UNSPEC_SSE5_ASHIFT): Ditto.
6801 (UNSPEC_SSE5_LSHIFT): Ditto.
6802 (UNSPEC_FRCZ): Ditto.
6803 (UNSPEC_CVTPH2PS): Ditto.
6804 (UNSPEC_CVTPS2PH): Ditto.
6805 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6807 (COM_FALSE_S): Ditto.
6808 (COM_FALSE_P): Ditto.
6809 (COM_TRUE_S): Ditto.
6810 (COM_TRUE_P): Ditto.
6811 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6812 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6814 (memory attribute): Ditto.
6815 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6816 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6817 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6818 (floor<mode>2): Ditto.
6819 (ceil<mode>2): Ditto.
6820 (btrunc<mode>2): Ditto.
6821 (nearbyintdf2): Ditto.
6822 (nearbyintsf2): Ditto.
6823 (sse_setccsf): Disable if SSE5.
6824 (sse_setccdf): Ditto.
6825 (sse5_setcc<mode>): New support for SSE5 conditional move.
6826 (sse5_pcmov_<mode>): Ditto.
6828 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6830 (SSEMODEF2P): Ditto.
6831 (ssemodesuffixf4): New mode attribute for SSE5.
6832 (ssemodesuffixf2s): Ditto.
6833 (ssemodesuffixf2c): Ditto.
6834 (sserotatemax): Ditto.
6835 (ssescalarmode): Ditto.
6836 (sse_maskcmpv4sf3): Disable if SSE5.
6837 (sse_maskcmpv2df3): Ditto.
6838 (sse_vmmaskcmpv4sf3): Ditto.
6839 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6840 (sse5_vmfmadd<mode>4): Ditto.
6841 (sse5_fmsub<mode>4): Ditto.
6842 (sse5_vmfmsub<mode>4): Ditto.
6843 (sse5_fnmadd<mode>4): Ditto.
6844 (sse5_vmfnmadd<mode>4): Ditto.
6845 (sse5_fnmsub<mode>4): Ditto.
6846 (sse5_vmfnmsub<mode>4): Ditto.
6847 (sse5i_fmadd<mode>4): Ditto.
6848 (sse5i_fmsub<mode>4): Ditto.
6849 (sse5i_fnmadd<mode>4): Ditto.
6850 (sse5i_fnmsub<mode>4): Ditto.
6851 (sse5i_vmfmadd<mode>4): Ditto.
6852 (sse5i_vmfmsub<mode>4): Ditto.
6853 (sse5i_vmfnmadd<mode>4): Ditto.
6854 (sse5i_vmfnmsub<mode>4): Ditto.
6855 (mulv16qi3): Add SSE5 support.
6857 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6858 (sse2_mulv4si3): Disable if SSE5.
6859 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6860 (sse4_1_roundps): Ditto.
6861 (sse4_1_roundsd): Ditto.
6862 (sse4_1_roundss): Ditto.
6863 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6865 (sse_maskcmpsf3): Ditto.
6866 (sse_vmmaskcmpv4sf3): Ditto.
6867 (sse2_maskcmpv2df3): Ditto.
6868 (sse2_maskcmpdf3): Ditto.
6869 (sse2_vmmaskcmpv2df3): Ditto.
6870 (sse2_eq<mode>3): Ditto.
6871 (sse2_gt<mode>3): Ditto.
6872 (sse5_pcmov_<mode>): Add SSE5 support.
6873 (vec_unpacku_hi_v16qi): Ditto.
6874 (vec_unpacks_hi_v16qi): Ditto.
6875 (vec_unpacku_lo_v16qi): Ditto.
6876 (vec_unpacks_lo_v16qi): Ditto.
6877 (vec_unpacku_hi_v8hi): Ditto.
6878 (vec_unpacks_hi_v8hi): Ditto.
6879 (vec_unpacku_lo_v8hi): Ditto.
6880 (vec_unpacks_lo_v8hi): Ditto.
6881 (vec_unpacku_hi_v4si): Ditto.
6882 (vec_unpacks_hi_v4si): Ditto.
6883 (vec_unpacku_lo_v4si): Ditto.
6884 (vec_unpacks_lo_v4si): Ditto.
6885 (sse5_pmacsww): New SSE5 intrinsic insn.
6886 (sse5_pmacssww): Ditto.
6887 (sse5_pmacsdd): Ditto.
6888 (sse5_pmacssdd): Ditto.
6889 (sse5_pmacssdql): Ditto.
6890 (sse5_pmacssdqh): Ditto.
6891 (sse5_pmacsdqh): Ditto.
6892 (sse5_pmacsswd): Ditto.
6893 (sse5_pmacswd): Ditto.
6894 (sse5_pmadcsswd): Ditto.
6895 (sse5_pmadcswd): Ditto.
6896 (sse5_pcmov_<move>): Conditional move support on SSE5.
6897 (sse5_phaddbw): New SSE5 intrinsic insn.
6898 (sse5_phaddbd): Ditto.
6899 (sse5_phaddbq): Ditto.
6900 (sse5_phaddwd): Ditto.
6901 (sse5_phaddwq): Ditto.
6902 (sse5_phadddq): Ditto.
6903 (sse5_phaddubw): Ditto.
6904 (sse5_phaddubd): Ditto.
6905 (sse5_phaddubq): Ditto.
6906 (sse5_phadduwd): Ditto.
6907 (sse5_phadduwq): Ditto.
6908 (sse5_phaddudq): Ditto.
6909 (sse5_phsubbw): Ditto.
6910 (sse5_phsubwd): Ditto.
6911 (sse5_phsubdq): Ditto.
6912 (sse5_pperm): Ditto.
6913 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6914 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6915 (sse5_pperm_sign_v8hi_v4si): Ditto.
6916 (sse5_pperm_zero_v8hi_v4si): Ditto.
6917 (sse5_pperm_sign_v4si_v2di): Ditto.
6918 (sse5_pperm_sign_v4si_v2di): Ditto.
6919 (sse5_pperm_pack_v2di_v4si): Ditto.
6920 (sse5_pperm_pack_v4si_v8hi): Ditto.
6921 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6922 (sse5_perm<mode>): New SSE5 intrinsic insn.
6923 (rotl<mode>3): Ditto.
6924 (sse5_rotl<mode>3): Ditto.
6925 (sse5_ashl<mode>3): Ditto.
6926 (sse5_lshl<mode>3): Ditto.
6927 (sse5_frcz<mode>2): Ditto.
6928 (sse5s_frcz<mode>2): Ditto.
6929 (sse5_cvtph2ps): Ditto.
6930 (sse5_cvtps2ph): Ditto.
6931 (sse5_vmmaskcmp<mode>3): Ditto.
6932 (sse5_com_tf<mode>3): Ditto.
6933 (sse5_maskcmp<mode>3): Ditto.
6934 (sse5_maskcmp_uns<mode>3): Ditto.
6935 (sse5_maskcmp_uns2<mode>3): Ditto.
6936 (sse5_pcom_tf<mode>3): Ditto.
6938 * config/i386/predicates.md (sse5_comparison_float_operator):
6939 New predicate to match the comparison operators supported by
6940 the SSE5 com instruction.
6941 (ix86_comparison_int_operator): New predicate to match just the
6942 signed int comparisons.
6943 (ix86_comparison_uns_operator): New predicate to match just the
6944 unsigned int comparisons.
6946 * doc/invoke.texi (-msse5): Add documentation.
6947 (-mfused-madd): Ditto.
6949 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6951 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6953 (x86_64-*-*): Ditto.
6955 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6957 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6958 intrinisics for SSE5.
6960 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6963 * config/i386/mmintrin-common.h: New file, to contain common
6964 instructions between SSE4.1 and SSE5.
6966 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6967 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6968 (gen_regparm_prefix): Ditto.
6970 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6971 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6972 prototype_p to determine if a function is prototyped.
6974 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6976 * c-common.c (c_common_reswords) add the alignof keyword,
6977 with same RID as __alignof and __alignof__
6979 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6981 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6982 * hooks.c (hook_bool_const_int_const_int_true): New function.
6983 * target.h (struct gcc_target): Add can_eliminate field.
6984 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6985 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6986 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6987 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6988 (elim_table): Revise comment.
6989 * system.h (CAN_ELIMINATE): Poison.
6990 * defaults.h (CAN_ELIMINATE): Remove.
6991 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6993 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6994 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6996 (alpha_vms_can_eliminate): Declare as static, change return type to
6998 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7000 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7001 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7002 (arm_can_eliminate): New function.
7004 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7005 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7006 (avr_can_eliminate): Declare as static.
7007 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7009 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7010 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7011 (bfin_can_eliminate): New function.
7013 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7014 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7015 (crx_can_eliminate): New function.
7017 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7018 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7019 (fr30_can_eliminate): New function.
7021 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7022 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7023 (frv_can_eliminate): New function.
7025 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7026 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7027 (h8300_can_eliminate): New function.
7029 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7030 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7031 (i386_can_eliminate): Declare as static, change return type to bool.
7032 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7034 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7035 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7036 (ia64_can_eliminate): New function.
7038 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7039 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7040 (iq2000_can_eliminate): New function.
7042 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7043 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7044 (m32r_can_eliminate): New function.
7046 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7047 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7048 (m68hc11_can_eliminate): New function.
7050 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7051 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7052 (m68k_can_eliminate): New function.
7054 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7055 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7056 (mep_can_eliminate): New function.
7058 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7059 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7060 (mips_can_eliminate): New function.
7062 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7063 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7064 (rs6000_can_eliminate): New function.
7066 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7067 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7068 (s390_can_eliminate): Declare as static.
7069 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7071 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7072 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7073 (score_can_eliminate): New function.
7075 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7076 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7077 (sparc_can_eliminate): Declare as static.
7078 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7080 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7081 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7082 (xstormy16_can_eliminate): New function.
7084 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7085 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7086 (v850_can_eliminate): New function.
7088 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7090 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7091 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7092 (*movdfcc_ext[1234]): Disable for IEEE mode.
7094 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7096 * gimplify.c (prepare_gimple_addressable): New static function.
7097 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7099 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7100 manually fiddling with it.
7102 2009-08-25 Michael Matz <matz@suse.de>
7104 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7105 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7107 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7108 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7109 (do_jump): Split out code for simple binary comparisons into ...
7110 (do_jump_1): ... this, taking the individual operands and code.
7111 Change callers to helper function above accordingly.
7112 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7115 2009-08-25 Michael Matz <matz@suse.de>
7117 * expr.h (struct separate_ops, sepops): New type for passing
7118 around an exploded simple expression.
7119 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7120 Use this structure instead of expression tree.
7121 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7122 expression, only its type.
7123 (expand_vec_cond_expr): Take type and individual operands instead
7125 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7126 expand_vec_shift_expr): Change prototype accordingly.
7127 * tree-vect-stmts.c (vectorizable_condition): Change call of
7128 expand_vec_cond_expr_p to pass only type.
7129 * expr.c (do_store_flags): Change prototype and implementation
7130 to take an exploded expression.
7131 (expand_expr_real_1): New local ops initialized with details
7132 of the full expression. Use it instead of full
7133 expression in calls to do_store_flags, expand_vec_cond_expr,
7134 expand_widen_pattern_expr and expand_vec_shift_expr.
7136 2009-08-25 Michael Matz <matz@suse.de>
7138 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7139 treeop2 initialized with first three operands of the full expression.
7140 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7142 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7144 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7145 (__gthread_objc_condition_allocate): Mark arguments as unused.
7146 (__gthread_objc_condition_deallocate): Likewise.
7147 (__gthread_objc_condition_wait): Likewise.
7148 (__gthread_objc_condition_broadcast): Likewise.
7149 (__gthread_objc_condition_signal): Likewise.
7150 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7151 (__gthread_objc_thread_id): Likewise.
7153 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7156 * tree-pretty-print.c (print_call_name): Print the correct call name
7157 for procedure pointer components.
7159 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7161 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7162 default_promote_function_mode when not VMS.
7164 2009-08-24 Olivier Hainque <hainque@adacore.com>
7166 * convert.c (convert_to_integer): Don't assume an input pointer is
7167 POINTER_SIZE wide. Fetch from the type instead.
7169 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7171 * configure.ac (AC_PREREQ): Bump to 2.64.
7173 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7175 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7176 (process_command): Don't search standard_exec_prefix_1 and
7177 standard_exec_prefix_2.
7179 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7181 * config/arm/arm.c (output_return_instruction): Handle for
7184 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7186 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7188 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7190 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7191 (*arm_movdf_vfp): Likewise.
7193 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7195 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7196 (vashr<mode>3): Rename from ashr<mode>3.
7197 (vlshr<mode>3): Rename from lshr<mode>3.
7199 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7202 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7203 (check_format_info_main): Use scalar_identify_flag.
7204 (check_format_types): Check for scalar size identity if
7205 scalar_identify_flag is set.
7206 (printf_length_specs): Extend by new field.
7207 (asm_fprintf_length_specs): Likewise.
7208 (gcc_diag_length_specs): Likewise.
7209 (scanf_length_specs): Likewise.
7210 (strfmon_length_specs): Likewise.
7211 (gcc_gfc_length_specs): Likewise.
7212 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7213 (ms_printf_flag_specs): Likewise.
7214 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7216 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7219 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7220 (*call_value_pop_1): Ditto.
7221 (*sibcall_pop_1): New insn pattern.
7222 (*sibcall_value_pop_1): Ditto.
7224 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7227 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7230 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7233 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7234 (get_reg_use_in): New function.
7235 (forward_propagate_subreg): Propagate through subreg of zero_extend
7238 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7240 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7241 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7243 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7245 * configure.ac: Remove --with-datarootdir, --with-docdir,
7246 --with-htmldir switches. No need to call AC_SUBST for
7247 datarootdir, docdir, htmldir any more.
7248 * configure: Regenerate.
7249 * doc/install.texi (Configuration): Document --datarootdir,
7250 --docdir, --htmldir, --pdfdir; update documentation for
7251 --infodir, --mandir.
7252 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7255 * aclocal.m4: Regenerate.
7256 * config.in: Regenerate.
7257 * configure: Regenerate.
7259 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7260 Olivier Hainque <hainque@adacore.com>
7262 * config/ia64/ia64.c: Include libfuncs.h.
7263 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7264 (ia64_expand_call): Use reg 25 on VMS.
7265 (ia64_initialize_trampoline): Fix for VMS ABI.
7266 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7267 (ia64_function_arg): Initialize reg 25 on VMS.
7268 Fix OpenVMS ABI issues for varargs.
7269 For OpenVMS, emit the Argument Information register set in the
7270 incoming/sibcall case as well.
7271 (ia64_arg_type): New function.
7272 (ia64_function_arg_advance): Keep track of cum->words.
7273 Fix OpenVMS ABI issues for varargs.
7274 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7275 (ia64_override_options): Set flag_no_common on VMS.
7276 (ia64_init_builtins): Disable FWRITE builtin.
7277 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7278 (ia64_vms_init_libfuncs): Add decc$ routines.
7279 (ia64_vms_valid_pointer_mode): New function.
7280 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7281 (ia64_promote_function_mode): New function
7282 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7283 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7284 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7285 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7286 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7287 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7288 Suppress trailing '#' if VALUE is numeric.
7289 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7290 ia64_promote_function_mode.
7291 (TARGET_VALID_POINTER_MODE): Define.
7293 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7296 * config/rs6000/rs6000.c (rs6000_override_options): Use
7297 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7300 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7301 reporting of vector + decimal/boolean/complex error.
7303 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7305 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7306 __vector double TYPE_DECL.
7308 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7310 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7311 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7312 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7313 to pointer to enum machine_mode. Update all callers as needed.
7315 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7317 * config/alpha/alpha.md (exception_receiver): Emit alternative
7318 GP load sequence if flag_reorder_blocks_and_partition is set.
7319 (*exception_receiver_2): Also enable when
7320 flag_reorder_blocks_and_partition is set.
7322 2009-08-20 Matt Rice <ratmice@gmail.com>
7323 Diego Novillo <dnovillo@google.com>
7325 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7328 2009-08-20 Richard Guenther <rguenther@suse.de>
7330 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7331 * c-tree.h (c_dup_lang_specific_decl): Remove.
7332 (struct lang_decl, struct lang_type): Move definitions ...
7333 * c-lang.h: ... here. New file.
7334 * c-decl.c: Include c-lang.h.
7335 (c_dup_lang_specific_decl): Remove.
7336 * c-typeck.c: Include c-lang.h.
7337 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7338 (c-typeck.o): Likewise.
7339 * c-config-lang.in (gtfiles): Add c-lang.h.
7340 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7343 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7345 * config/alpha/alpha.c (alpha_end_function): Do not clear
7346 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7347 this is now handled in generic code.
7349 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7351 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7352 (s390_z10_fix_long_loop_prediction): New function.
7353 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7354 (s390_reorg): Walk over the INSNs and invoke
7355 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7357 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7359 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7360 "*brx_64bit", "*brx_31bit"): New patterns.
7361 * config/s390/s390.c ('E'): New output modifier.
7363 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7364 Richard Earnshaw <richard.earnshaw@arm.com>
7366 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7367 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7369 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7371 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7373 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7374 for mode mode of operand0 when doing secondary reload for SAR.
7376 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7379 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7380 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7382 2009-08-19 Jason Merrill <jason@redhat.com>
7384 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7385 supported template depth in C++0x.
7387 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7389 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7390 free_after_compilation.
7391 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7392 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7393 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7394 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7395 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7396 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7397 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7399 2009-08-19 Ian Lance Taylor <iant@google.com>
7401 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7402 of (plus (mult (neg B) C) A).
7404 2009-08-18 Michael Matz <matz@suse.de>
7406 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7407 instead of comparing TYPE_MAIN_VARIANT for equality.
7408 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7409 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7410 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7411 * gimplify.c (goa_lhs_expr_p): Ditto and use
7412 STRIP_USELESS_TYPE_CONVERSION.
7414 2009-08-18 Michael Matz <matz@suse.de>
7416 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7417 first field in a struct.
7418 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7420 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7422 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7423 locators before emit_insn is called. Remove assert that
7425 (alpha_end_function): Clear crtl->emit structure and free insn
7426 locators if cfun->is_thunk is true.
7428 2009-08-18 Jason Merrill <jason@redhat.com>
7430 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7432 * configure.ac: Test for it.
7433 * configure, config.in: Regenerate.
7434 * doc/install.texi: Document --enable-gnu-unique-object.
7436 2009-08-18 Richard Guenther <rguenther@suse.de>
7439 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7440 pow(x,y*z) only if x is nonnegative.
7442 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7444 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7448 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7449 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7451 2009-08-17 DJ Delorie <dj@redhat.com>
7453 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7454 * config/m32c/prologue.md (epilogue_freit): New.
7456 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7457 (bank_switch_p): Likewise.
7458 (fast_interrupt_p): Likewise.
7459 (interrupt_p): Likewise.
7460 (m32c_conditional_register_usage): Round memregs size up.
7461 (need_to_save): We only need to save $a0 when we use ENTER.
7462 (interrupt_p): Check for fast_interrupt too.
7463 (bank_switch_p): New.
7464 (fast_interrupt_p): New.
7465 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7466 (m32c_emit_prolog): Support bank switching and fast interrupts.
7467 * doc/extend.texi (Function Attributes): Add bank_switch and
7470 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7472 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7473 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7475 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7477 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7478 (menu): Add IA-64/VMS Options.
7479 (IA-64/VMS Options): Likewise.
7481 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7484 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7486 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7488 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7489 (mips_pop_asm_switch): Likewise.
7490 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7492 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7493 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7494 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7495 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7496 instead of set_noreorder.
7497 (mips_output_function_prologue): Use the new functions.
7498 (mips_output_function_epilogue): Likewise.
7499 (mips_need_noat_wrapper_p): New function, split out from...
7500 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7501 Use mips_push_asm_switch and mips_pop_asm_switch.
7502 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7503 and mips_pop_asm_switch.
7504 (ASM_OUTPUT_REG_POP): Likewise.
7505 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7506 Use mips_pop_asm_switch.
7507 (mips_asm_switch): New structure.
7508 (set_noreorder, set_nomacro): Replace with...
7509 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7510 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7511 instead of set_nomacro.
7512 (fix_truncsfsi2_macro): Likewise.
7513 (cprestore): Likewise.
7514 (hazard): Use mips_noreorder instead of set_noreorder.
7515 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7517 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7519 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7520 from prev_active_insn.
7522 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7524 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7525 * config/avr/avr.c (avr_override_options): Initialize
7526 avr_current_arch variable.
7527 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7528 __AVR_HAVE_16BIT_SP__ according to the device type.
7529 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7531 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7532 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7534 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7537 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7538 generating inlined subroutine die only. We shouldn't be
7539 called for anything else.
7540 (gen_block_die): Don't generate inline subroutine debug info for
7543 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7545 * graphite-poly.c (print_pbb): Print PBB index.
7547 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7550 * graphite-interchange.c (ppl_max_for_le): Moved...
7551 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7552 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7553 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7554 * graphite-ppl.h (ppl_max_for_le): Declared.
7556 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7558 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7559 supported on all platforms.
7560 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7561 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7562 * c-pragma.c: Likewise.
7563 * target-def.h (TARGET_INITIALIZER): Remove
7564 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7565 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7567 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7569 * config/ia64/fde-vms.c: New file.
7570 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7571 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7572 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7573 (uw_frame_state_for): Only register a personality routine if it is
7574 known to be compatible with our expectations.
7575 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7576 Declare unw_table_entry stack variable and
7577 mod all calls to _Unwind_FindTableEntry to add arg.
7578 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7579 (_Unwind_FindTableEntry): Add arg to prototype.
7581 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7583 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7584 field 'signal_pfs_loc'.
7585 (uw_frame_state_for): Remove duplicate code dealing with leaf
7586 procedures without unwind info.
7587 If in the frame after unwinding through a signal handler, restore
7588 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7589 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7590 'pfs_loc' to the AR.PFS location in the signal context; instead
7591 set 'signal_pfs_loc'.
7592 Manually generate the unwind info for the AR.PFS register.
7593 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7594 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7595 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7596 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7597 instead set 'signal_pfs_loc'.
7598 Remove code preventing the AR.PFS register from being restored
7599 from the signal context.
7601 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7602 Tristan Gingold <gingold@adacore.com>
7604 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7605 * config/ia64/t-vms: New file.
7606 * config/ia64/vms64.h: New file.
7607 * config/ia64/vms.h: New file.
7608 * config/ia64/vms-crtinit.asm: New file.
7609 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7610 * config/ia64/vms-unwind.h: New file.
7612 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7614 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7617 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7620 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7622 * real.h (do_mpc_arg2): ... here.
7623 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7626 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7628 * final.c (add_debug_prefix_map): Don't use GC memory for
7629 old_prefix and new_prefix.
7631 2009-08-14 Richard Guenther <rguenther@suse.de>
7633 * ipa-prop.c (compute_complex_pass_through): If we cannot
7634 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7636 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7638 * c-lex.c (c_lex_with_flags): Increase size of local variable
7639 to avoid memory clobber.
7641 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7644 * config/i386/i386.c (ix86_fp_comparison_strategy):
7645 Only enable/disable sahf at function granularity.
7647 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7649 PR rtl-optimization/41064
7650 * reload1.c (reload_as_needed): Don't call extract_insn
7651 for known invalid replacements after calling
7652 validate_replace_rtx_group and verify_changes.
7654 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7658 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7659 ix86_expand_fp_vcond.
7660 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7661 Assert that operation is supported by ix86_expand_int_vcond.
7662 (vcondu<SSEMODE124C8:mode>): Ditto.
7664 2009-08-13 DJ Delorie <dj@redhat.com>
7666 * config/i386/djgpp-stdint.h: New.
7667 * config.gcc (djgpp): Use it.
7669 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7671 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7672 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7674 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7676 * tree-ssa-loop-prefetch.c
7677 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7678 for long-stride pruning.
7679 (compute_miss_rate): New function to compute the probability
7680 that two memory references access different cache lines.
7682 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7684 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7686 2009-08-13 Richard Guenther <rguenther@suse.de>
7689 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7690 use the constant pointer type.
7691 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7692 of CV qualifiers on the target pointer type.
7693 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7694 conversion check before restrict check.
7696 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7699 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7701 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7703 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7705 2009-08-12 Richard Guenther <rguenther@suse.de>
7707 PR tree-optimization/41011
7708 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7709 and reference constructing.
7711 2009-08-12 Xinliang David Li <davidxl@google.com>
7713 PR tree-optimization/41012
7714 * tree-flow.h : New external interface.
7715 * gimple-low.c (check_call_arg): Change to public function.
7716 Remove argument mismatch check in lowering.
7717 * tree-inline.h (tree_can_inline_p): Interface change.
7718 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7720 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7721 Call change to tree_can_inline_p function.
7722 (cgraph_decide_inlining_incrementally): Ditto.
7724 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7726 PR tree-optimization/41031
7727 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7728 on the partition variable rather than promote_mode on the source
7729 type. Assert that the partition variable's type has the same
7730 mode as the source value's.
7732 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7734 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7735 for for_return == 2.
7736 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7738 * calls.c (expand_call): Fix typo.
7739 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7741 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7743 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7744 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7745 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7746 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7748 2009-08-12 Andrew Haley <aph@redhat.com>
7750 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7752 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7755 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7757 2009-08-12 Richard Guenther <rguenther@suse.de>
7759 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7760 * gimplify.c (gimplify_modify_expr): Do not use
7761 lang_hooks.types_compatible_p.
7762 * tree-ssa.c (useless_type_conversion_p): For aggregates
7763 just return false if the canonical types differ.
7765 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7768 * sese.c (convert_for_phi_arg): New.
7769 (add_guard_exit_phis): Use convert_for_phi_arg.
7771 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7773 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7774 unknown subscript upper bounds.
7776 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7777 Pranav Garg <pranav.garg2107@gmail.com>
7779 * graphite-interchange.c (gather_access_strides): Removed.
7780 (ppl_max_for_le): New.
7781 (build_linearized_memory_access): New.
7782 (memory_stride_in_loop): New.
7783 (pbb_interchange_profitable_p): Reimplemented.
7784 * graphite-ppl.h (ppl_new_id_map): New.
7785 (ppl_interchange): New.
7787 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7789 * graphite-interchange.c (compute_subscript): Removed.
7790 (compute_array_size_cstr): Removed.
7791 (compute_array_size_poly): Removed.
7792 (compute_array_size): Removed.
7793 (gather_access_strides_poly): Removed.
7794 (gather_access_strides): Empty.
7796 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7798 * graphite-dependences.c (dependence_polyhedron_1): Replace
7799 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7800 (graphite_legal_transform_dr): Same.
7801 (graphite_carried_dependence_level_k): Same.
7802 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7803 Initialize PDR_NB_SUBSCRIPTS.
7804 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7806 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7807 (PDR_NB_SUBSCRIPTS): New.
7808 (pdr_nb_subscripts): Removed.
7809 (pdr_dim): Simplified.
7810 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7811 with PDR_NB_SUBSCRIPTS.
7813 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7815 * graphite-interchange.c (compute_array_size): Remove use of
7817 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7818 Do not initialize PDR_DATA_CONTAINER.
7819 (print_pdr): Do not print PDR_DATA_CONTAINER.
7820 * graphite-poly.h (struct poly_dr): Remove data_container field.
7821 (PDR_DATA_CONTAINER): Removed.
7822 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7824 (build_poly_dr): Same.
7826 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7827 Sebastian Pop <sebastian.pop@amd.com>
7829 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7830 copy of the dependence polyhedron. Free the temporary objects.
7831 (graphite_carried_dependence_level_k): Free unused objects before
7834 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7836 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7837 Early return without analyzing the data dependences if no
7838 transform has been done. Call restore_scattering if the transform
7840 (graphite-interchange.c): Same.
7841 * graphite-poly.c (print_scattering_function): Test for
7843 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7844 (apply_poly_transforms): Do not gcc_assert that
7845 the transform is legal.
7846 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7847 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7848 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7849 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7850 * graphite-poly.h (struct poly_scattering): New.
7851 (struct poly_bb): Add original, transformed, and saved fields.
7852 Remove transformed_scattering, original_scattering,
7853 nb_local_variables and nb_scattering_transform fields.
7854 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7855 (poly_scattering_new): New.
7856 (poly_scattering_free): New.
7857 (poly_scattering_copy): New.
7858 (store_scattering_pbb): New.
7859 (store_scattering): New.
7860 (restore_scattering_pbb): New.
7861 (restore_scattering): New.
7862 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7863 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7865 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7867 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7870 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7872 * Makefile.in (graphite.o): Depends on PREDICT_H.
7873 * graphite.c: Include predict.h.
7874 (graphite_finalize): Call tree_estimate_probability.
7875 * predict.c (predict_loops): Do not call scev_initialize and
7877 (tree_estimate_probability_bb): New.
7878 (tree_estimate_probability): Do not initialize loops: move that
7879 code to the driver. Call tree_estimate_probability_bb.
7880 (tree_estimate_probability_driver): New.
7881 (pass_profile): Use tree_estimate_probability_driver.
7882 * predict.h (tree_estimate_probability): Declared.
7884 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7886 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7887 * graphite-dependences.c (graphite_legal_transform): Add time to
7888 TV_GRAPHITE_DATA_DEPS.
7889 (dependency_between_pbbs_p): Same.
7890 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7892 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7894 PR rtl-optimization/41033
7895 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7896 aliasing is disabled.
7898 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7900 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7901 si_mask_operand, and_load_operand, low_bitmask_operand,
7902 and_reg_operand, and_operand): New predicates.
7903 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7904 * config/mips/mips.c (and_operands_ok): New function.
7905 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7906 * config/mips/mips.md (move_type): Add ext_ins and logical.
7907 (type): Handle them.
7908 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7909 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7910 shift_shift. Remove commutative constraint modifier.
7911 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7913 (*clear_upper32_dext): Remove define_insn_and_split.
7914 (*clear_upper32): Turn this define_insn_and_split ...
7915 (splitter for ANDing register with 0xffff_ffff): .. into this.
7917 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7919 * combine.c (try_widen_shift_mode): Factor out code to check if an
7920 integer constant is a low-order bitmask from here ...
7921 * rtlanal.c (low_bitmask_len): ... to here.
7922 * rtl.h (low_bitmask_len): Declare.
7924 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7927 * config/alpha/alpha.md (addsi3): Remove expander.
7928 (addsi3): Rename from *addsi3_internal insn pattern.
7929 (subsi3): Remove expander.
7930 (subsi3): Rename from *subsi3_internal insn pattern.
7932 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7934 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7937 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7938 Eric Botcazou <botcazou@adacore.com>
7939 Douglas B Rupp <rupp@gnat.com>
7941 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7942 that records that fit in 64 bits are returned by immediate value,
7943 as required by OpenVMS Calling Standard.
7944 (function_value): Adjust for above modification.
7945 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7946 virtual_incoming_args_rtx as base object, not next_arg.
7947 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7949 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7951 * reload.c (find_reloads_subreg_address): Check the original
7952 req_equiv_mem address to detect the case where an address is
7953 not valid in the outer mode.
7955 2009-08-11 Richard Guenther <rguenther@suse.de>
7958 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7960 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7962 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7963 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7965 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7966 Douglas B Rupp <rupp@gnat.com>
7968 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7969 PT_STACK when frame_pointer_needed on OpenVMS.
7970 (alpha_pv_save_size, alpha_using_fp): Remove.
7971 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7972 with proper processing for PT_NULL.
7973 (alpha_vms_initial_elimination_offset): New function. Support for
7974 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7975 (alpha_sa_size): Force procedure type to PT_STACK when
7976 frame_pointer_needed on OpenVMS.
7977 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7978 (alpha_using_fp): Likewise.
7979 (alpha_vms_can_eliminate): Add prototype.
7980 (alpha_vms_initial_elimination_offset): Likewise.
7981 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7982 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7984 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7985 Douglas B Rupp <rupp@gnat.com>
7987 * config/alpha/alpha.c (common_object_handler): New function.
7988 (vms_attribute_table): Declare a single attribute "common_object".
7989 (vms_output_aligned_decl_common): New global function.
7990 (SECTION_VMS_OVERLAY): Delete.
7991 (SECTION_VMS_GLOBAL): Likewise.
7992 (SECTION_VMS_INITIALIZE): Likewise.
7993 (vms_asm_named_section): Remove support for above flags.
7994 (vms_section_type_flags): Delete.
7995 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7996 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7997 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7998 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8000 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8003 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8004 (sub_ddmmss): Likewise.
8006 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8009 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8012 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8015 * reload1.c (reload_as_needed): Use cancel_changes to completely
8016 undo a failed replacement attempt.
8018 2009-08-10 Richard Guenther <rguenther@suse.de>
8021 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8022 (useless_type_conversion_p): ... here. Require pointer targets
8025 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8028 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8029 loose the original type of the statement list.
8031 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8033 * config/alpha/alpha.c: Include libfuncs.h
8034 (avms_asm_output_extern): New function.
8035 (alpha_init_libfuncs): Init some decc libfuncs.
8036 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8037 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8038 (DO_CRTL_NAMES): Define.
8040 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8041 (LONG_TYPE_SIZE): Define.
8042 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8043 (SUBTARGET_SWITCHES): Define malloc64 switch.
8044 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8045 (MASK_RETURN_ADDR): Define.
8046 doc/invoke.texi (mmalloc64): Document switch.
8048 2009-08-09 Olivier Hainque <hainque@adacore.com>
8049 Douglas B Rupp <rupp@gnat.com>
8051 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8052 uses_condition_handler.
8053 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8054 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8055 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8056 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8057 (code_for_builtin): New insn codes for the new alpha_builtins.
8058 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8059 (alpha_sa_size): Account for uses_condition_handler.
8060 (alpha_expand_prologue): Likewise.
8061 (alpha_start_function): Likewise.
8062 (alpha_expand_epilogue): Likewise.
8063 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8064 establish/revert expanders.
8065 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8066 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8067 New expander, resorting to the alpha.c associated function.
8068 (builtin_revert_vms_condition_handler): Likewise.
8069 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8070 __gcc_shell_handler, the static VMS condition handler used as
8071 an indirection wrapper to the current dynamically established
8073 * config/alpha/vms-unwind.h: Complete rewrite.
8074 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8075 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8077 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8078 Douglas B Rupp <rupp@gnat.com>
8080 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8081 (alpha_need_linkage): Handle aliases. Return function symbol.
8082 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8083 Use ultimate alias target for the linkage name.
8084 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8085 by alpha_need_linkage for the function symbol.
8086 (setmemdi): Likewise.
8088 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8090 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8091 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8092 (ASM_WEAKEN_LABEL): Define.
8093 (CRT_CALL_STATIC_FUNCTION): Define.
8094 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8095 (ENDFILE_SPEC): Define.
8096 (INIT_SECTION_ASM_OP): Define.
8097 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8098 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8100 (MULTILIB_OSDIRNAMES): Define.
8101 (shlib_version): Define.
8102 (SHLIB_EXT): Define.
8103 (SHLIB_OBJS): Define.
8104 (SHLIB_NAME): Define.
8105 (SHLIB_MULTILIB): Define.
8106 (SHLIB_INSTALL): Define.
8107 (SHLIB_SYMVEC): Define.
8108 (SHLIB_SYMVECX2): Define.
8109 (SHLIB_LINK): Define.
8111 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8113 * config/alpha/alpha.c (alpha_initialize_trampoline):
8114 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8115 (alpha_start_function): Emit transfer address on nested functions
8116 for VMS trampoline call.
8117 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8118 since no longer used.
8119 * config/alpha/vms-tramp.asm: Remove.
8120 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8121 since now only data initialized at runtime.
8123 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8125 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8126 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8127 (MD_EXEC_PREFIX): Remove, no longer used.
8128 (MD_STARTFILE_PREFIX): Likewise.
8129 (INCLUDE_DEFAULTS): Likewise.
8130 * config/alpha/t-vms:
8131 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8133 2009-08-09 Richard Guenther <rguenther@suse.de>
8135 PR tree-optimization/41016
8136 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8137 (operand_precision): Remove.
8138 (integral_operand_p): Likewise.
8139 (recognize_single_bit_test): Adjust.
8141 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8143 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8144 operation overflows. Likewise non-cast unary arithmetic.
8145 If one arm of a conditional expression is always taken,
8146 inhibit evaluation warnings for the other arm. Likewise inhibit
8147 evaluation warnings for the second && or || operand if the first
8148 operand is enough to determine the result.
8149 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8151 (build_binary_op): Prevent duplicate evaluation warnings.
8153 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8155 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8156 and destination have different modes, Use promote_mode to
8157 determine the signedness of the conversion. Assert that the
8158 promoted source mode matches the destination mode. Don't pass
8159 the destination and destination mode to expand_expr if the source
8160 mode is different. Simplify conversion logic.
8162 2009-08-09 Ira Rosen <irar@il.ibm.com>
8164 PR tree-optimization/41008
8165 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8166 from condition only in case it's a comparison. Adjust checks.
8168 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8170 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8171 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8172 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8173 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8174 (dump_cand): Handle them.
8175 (struct iv_cand): New members COST_STEP and AINC_USE.
8176 (stmt_after_increment): Likewise.
8177 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8178 callers changed. Use gimple_uid comparison instead of scanning.
8179 (add_candidate_1): When looking for identical candidates, take
8180 AINC_USE into account. Set it for new candidates.
8181 (force_expr_to_var_cost): Cast target_spill_cost to int.
8182 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8183 All callers changed. Check for availability of autoinc addressing
8184 modes, both in general for a given mode, and in the specific use case.
8185 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8187 (get_computation_cost): Likewise.
8188 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8189 add_autoinc_candidates): New static functions.
8190 (add_candidate): Call add_autoinc_candidates for candidates based on
8192 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8193 (determine_use_iv_cost_address): If we have an autoinc candidate at
8194 the matching use, verify autoinc is possible and subtract the cost
8195 of the candidate's step from the cost.
8196 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8197 member of the candidate.
8198 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8199 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8201 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8203 * config.build (ia64-hp-*vms*): New target.
8204 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8206 * config.gcc (ia64-hp-*vms*): New target.
8207 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8209 * config.host (ia64-hp-*vms*): New target.
8210 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8213 2009-08-08 Richard Guenther <rguenther@suse.de>
8215 PR tree-optimization/40991
8216 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8218 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8220 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8221 mode check. Do truncations in an integer mode.
8222 (force_to_mode): Handle subregs for all mode types. Only do
8223 arithmetic simplifications on integer modes.
8225 2009-08-07 Richard Guenther <rguenther@suse.de>
8227 PR tree-optimization/40999
8228 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8229 (maybe_fold_reference): Lookup constant initializers.
8230 (fold_gimple_assign): Likewise.
8232 2009-08-07 Richard Guenther <rguenther@suse.de>
8234 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8235 that require structural equality defer to the langhook.
8237 2009-08-07 Martin Jambor <mjambor@suse.cz>
8239 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8241 (struct ipa_pass_through_data): New type.
8242 (struct ipa_ancestor_jf_data): New type.
8243 (union jump_func_value): Removed field formal_id, added fields
8244 pass_through and ancestor.
8245 (struct ipa_param_call_note): Changed type of formal_id to int from
8247 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8248 operations jump functions and ancestor jump functions.
8249 (compute_complex_pass_through): New function.
8250 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8251 reflect changes in the jump function strucutre.
8252 (update_jump_functions_after_inlining): Ignore complex pass-through
8253 and ancestor jump functions.
8254 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8255 polynomial pass-through with operation jump functions.
8257 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8259 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8260 fde->dw_fde_begin as begin label instead of hot/cold label.
8261 Use LLSDAC label instead of LLSDA for second section lsda.
8262 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8263 label instead of LLSDA if it is true.
8264 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8266 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8267 SECTION argument. Use it as index into crtl->eh.call_site_record
8269 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8270 use it to determine how to print table entries instead of using
8271 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8272 label instead of normal begin label as base.
8273 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8274 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8275 ensure no EH range spans between sections and that landing pads
8276 are always in the corresponding section.
8277 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8278 for crtl->eh.call_site_record being an array rather than scalar.
8279 (output_one_function_exception_table): New function, copied
8280 from output_function_exception_table. Adjust
8281 dw2_size_of_call_site_table, dw2_output_call_site_table
8282 callers. For SECOND section use *C suffixed labels.
8283 (output_function_exception_table): Call
8284 output_one_function_exception_table and, when doing hot/cold
8285 partitioning, also another time for the second section.
8286 * opts.c: Include except.h.
8287 (decode_options): Allow -freorder-blocks-and-partition with
8288 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8289 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8290 * function.h (struct rtl_eh): Change call_site_record from
8291 scalar into array of 2 elements.
8293 2009-08-07 Martin Jambor <mjambor@suse.cz>
8295 * ipa-prop.c (count_formal_params_1): New function.
8296 (ipa_get_vector_of_formal_parms): New function.
8297 (get_vector_of_formal_parm_types): New function.
8298 (ipa_modify_formal_parameters): New function.
8299 (ipa_modify_call_arguments): New function.
8300 (index_in_adjustments_multiple_times_p): New function.
8301 (ipa_combine_adjustments): New function.
8302 (ipa_dump_param_adjustments): New function.
8303 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8304 (ipa_get_vector_of_formal_parms): Declare.
8305 (ipa_modify_formal_parameters): Declare.
8306 (ipa_modify_call_arguments): Declare.
8307 (ipa_combine_adjustments): Declare.
8308 (ipa_dump_param_adjustments): Declare.
8309 (build_ref_for_offset): Declare.
8310 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8311 * tree-sra.c: Include ipa-prop.c.
8312 (build_ref_for_offset): Make public.
8314 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8316 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8318 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8320 * gcc/doc/extend.texi (__builtin_extract_return_address)
8321 (__builtin_frob_return_address): Document.
8323 2009-08-06 Paul Brook <paul@codesourcery.com>
8325 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8326 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8327 implementation on ARMv6-M.
8329 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8331 * doc/extend.texi (pcs): Document new attribute for ARM.
8333 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8335 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8338 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8340 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8343 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8345 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8347 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8349 Merge ARM/hard_vfp_branch to trunk.
8351 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8353 * arm.c (libcall_eq): New function.
8354 (libcall_hash): New function.
8355 (add_libcall): New function.
8356 (arm_libcall_uses_aapcs_base): New function.
8357 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8358 libcalls using the base PCS.
8359 (arm_init_cumulative_args): Likewise.
8361 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8363 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8364 Use base ABI for conversion libfuncs between HFmode and SFmode.
8366 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8368 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8369 V4SImode as representatives of all 64-bit and 128-bit vector
8370 types. Allow vector types without vector modes.
8371 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8372 without vector modes like BLKmode.
8373 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8374 BLKmode. Avoid unsupported vector modes or TImode moves for
8376 (aapcs_vfp_allocate_return_reg): Likewise.
8377 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8378 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8380 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8382 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8383 (arm_get_pcs_model): Pass attribute arguments to
8384 arm_pcs_from_attribute.
8385 (arm_init_cumulative_args): Use base AAPCS for conversions from
8386 floating-point types to DImode.
8387 (arm_attribute_table): Add pcs attribute.
8388 (arm_handle_pcs_attribute): New.
8389 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8390 conversions from floating-point types to DImode, also declare them
8391 to use base AAPCS and declare functions they call to use base
8392 AAPCS and their RTABI names.
8394 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8396 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8397 -mfloat-abi=hard not being supported for VFP.
8399 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8401 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8402 SYMBOL_REF to hard_libcall_value.
8404 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8405 Richard Earnshaw <rearnsha@arm.com>
8407 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8408 has been put on the stack, all remaining co-processory arguments for
8409 that co-processor also go on the stack.
8411 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8413 * config/arm/arm.c (arm_return_in_memory): Handle returning
8414 vectors of suitable size in registers also for AAPCS case.
8416 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8418 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8420 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8422 ARM Hard-VFP calling convention
8423 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8424 * target.h (gcc_target): Add libcall_value to table of call hooks.
8425 * targhooks.h (default_libcall_value): Default implementation.
8426 * targhooks.c (default_libcall_value): Likewise.
8427 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8428 * optabs.c (expand_unop): Use it.
8429 * expr.h (hard_libcall_value): Pass the function RTX through.
8430 * calls.c (emit_library_call_value_1): Update call to
8432 * explow.c (hard_libcall_value): Use new target hook.
8433 * testsuite/lib/target-supports.exp
8434 (check_effective_target_arm_hard_vfp_ok): New hook.
8435 (check_effective_target_arm_neon_ok): Improve test for neon
8437 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8438 * config/arm/arm.c: Include cgraph.h
8439 (TARGET_FUNCTION_VALUE): Override default hook.
8440 (arm_pcs_default): New variable.
8441 (arm_override_options): Don't fault hard calling convention with VFP.
8442 Add support for AAPCS variants.
8443 (arm_function_value): Make static. Handle AAPCS variants.
8444 (arm_libcall_value): New function.
8445 (arm_apply_result_size): Handle VFP registers in results.
8446 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8448 (pcs_attribute_args): New variable.
8449 (arm_pcs_from_attribute): New function.
8450 (arm_get_pcs_model): New function.
8451 (aapcs_vfp_cum_init): New function.
8452 (aapcs_vfp_sub_candidate): New function.
8453 (aapcs_vfp_is_return_candidate): New function.
8454 (aapcs_vfp_is_call_candidate): New function.
8455 (aapcs_vfp_allocate): New function.
8456 (aapcs_vfp_allocate_return_reg): New function.
8457 (aapcs_vfp_advance): New function.
8458 (aapcs_cp_arg_layout): New variable.
8459 (aapcs_select_call_coproc): New function.
8460 (aapcs_select_return_coproc): New function.
8461 (aapcs_allocate_return_reg): New function.
8462 (aapcs_libcall_value): New function.
8463 (aapcs_layout_arg): New function.
8464 (arm_init_cumulative_args): Initialize AAPCS args data.
8465 (arm_function_arg): Handle AAPCS variants using new interface.
8466 (arm_arg_parital_bytes): Likewise.
8467 (arm_function_arg_advance): New function.
8468 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8469 calling conventions.
8470 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8471 * arm.h (NUM_VFP_ARG_REGS): Define.
8472 (LIBCALL_VALUE): Update.
8473 (FUNCTION_VALUE): Delete.
8474 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8475 (arm_pcs): New enum.
8476 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8477 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8478 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8479 * arm-protos.h (arm_function_arg_advance): Add.
8480 (aapcs_libcall_value): Add.
8481 (arm_function_value): Delete.
8483 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8484 H.J. Lu <hongjiu.lu@intel.com>
8487 * config/i386/i386.c (standard_sse_mode_p): Remove.
8488 (standard_sse_constant_p): Return 2 for integer mode
8489 vector_all_ones_operand when SSE2 is enabled.
8490 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8491 (ix86_expand_vector_move): Do not check for negative values from
8492 standard_sse_constant_p.
8494 2009-08-06 Richard Guenther <rguenther@suse.de>
8496 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8497 array type comparisons frontend independent.
8498 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8499 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8500 out array reference lower bound and element size operands.
8501 (ao_ref_init_from_vn_reference): Properly compute the offset
8502 for ARRAY_RANGE_REF.
8503 (vn_reference_fold_indirect): Fill out array reference lower
8504 bound and element size operands.
8505 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8506 a non gimple valued reference operand which can happen for
8507 array reference lower bound or element size.
8508 (create_component_ref_by_pieces_1): Properly generate the
8509 element size operand for array references.
8511 2009-08-06 Richard Guenther <rguenther@suse.de>
8513 PR tree-optimization/40964
8514 * tree.c (iterative_hash_host_wide_int): Export.
8515 * tree.h (iterative_hash_host_wide_int): Declare.
8516 * tree-ssa-structalias.c (heapvar_map): New struct.
8517 (heapvar_map_eq): New function.
8518 (heapvar_map_hash): Likewise.
8519 (heapvar_lookup): Adjust.
8520 (heapvar_insert): Likewise.
8521 (make_constraint_from_heapvar): Allow multiple heap variables
8522 per decl at different offsets.
8523 (init_alias_heapvars): Adjust.
8525 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8527 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8528 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8529 trailing sync if TARGET_SYNC_AFTER_SC.
8531 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8533 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8534 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8535 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8536 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8537 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8538 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8539 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8540 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8541 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8542 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8543 the prototype declaration match the definition.
8544 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8545 instructions explicitly. Add barrier_before and operands
8547 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8548 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8549 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8550 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8551 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8552 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8554 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8556 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8558 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8559 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8562 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8565 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8567 PR rtl-optimization/40924
8568 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8569 make sure canon_rtx (mem_address) isn't simpler than
8570 canon_rtx (expanded_mem_address).
8572 2009-08-05 Li Feng <nemokingdom@gmail.com>
8574 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8576 (build_scop_drs): Build alias set for each SCoP.
8578 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8580 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8581 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8582 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8583 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8584 (BASE_DRIVER_SELF_SPECS): Likewise.
8586 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8588 * tree-ssa-alias.c: Fix some comment typos.
8590 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8592 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8593 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8595 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8598 * simplify-rtx.c (simplify_binary_operation_1): Disable
8599 simplifications for decimal float operations.
8601 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8604 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8605 operand of INDIRECT_REF.
8607 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8609 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8610 constants referencing TLS symbols.
8612 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8614 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8615 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8617 2009-08-03 Richard Guenther <rguenther@suse.de>
8619 * tree.c (make_vector_type): Build a main variant first,
8620 get the canonical one and then build the variant.
8621 * tree-ssa.c (useless_type_conversion_p_1): Handle
8623 (useless_type_conversion_p): Conversions to pointers to
8624 incomplete record types are useless.
8626 2009-08-03 Richard Guenther <rguenther@suse.de>
8628 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8629 file will be created.
8630 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8631 * toplev.c (compile_file): Adjust comment.
8633 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8635 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8636 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8637 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8638 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8639 (sh_promote_function_mode): Fix typo.
8641 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8643 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8645 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8647 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8648 declaration arguments.
8650 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8653 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8654 (ix86_split_ashl): Ditto.
8655 (ix86_expand_vector_init_one_nonzero): Ditto.
8656 (ix86_expand_vector_set): Ditto.
8657 (ix86_expand_reduc_v4sf): Ditto.
8659 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8661 * explow.c (promote_function_mode): Remove assert.
8662 * config/sh/sh.c (sh_promote_function_mode): Declare.
8664 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8666 * config/pa/pa.c (pa_promote_function_mode): Declare.
8667 Change to static. Fix promote_mode call.
8669 * gthr-dce.h (CONST_CAST2): Define if not defined.
8670 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8672 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8674 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8676 * expr.c (store_constructor): Use promote_decl_mode. Remove
8677 now write-only variable unsignedp.
8678 (expand_expr_real_1): Use promote_decl_mode.
8679 * expr.h (promote_function_mode, promote_decl_mode): New.
8680 (promote_mode): Remove last argument.
8681 * function.c (assign_temp): Drop last argument of promote_mode.
8682 (assign_parm_find_data_types): Use promote_function_mode.
8683 (assign_parm_setup_reg): Likewise.
8684 (expand_function_end): Use promote_function_mode.
8685 * calls.c (initialize_argument_information): Use promote_function_mode.
8686 (precompute_arguments): Use promote_mode instead of checking if
8687 only PROMOTE_FUNCTION_MODE is defined.
8688 (expand_call): When making sibcall decisions, use promote_function_mode.
8689 Below, remove an if for targetm.calls.promote_function_return and
8690 and use promote_function_mode.
8691 (emit_library_call_value_1): Use promote_function_mode, fix bug
8692 where promote_mode was passed FOR_CALL == 0 for a return value in an
8694 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8695 * explow.c (promote_function_mode, promote_decl_mode): New.
8696 (promote_mode): Keep only the FOR_CALL == 0 case.
8697 * combine.c (setup_incoming_promotion): Remove test of
8698 promote_function_args. Use promote_function_mode.
8699 * stmt.c (expand_value_return): Use promote_decl_mode.
8700 (expand_decl): Use promote_decl_mode.
8702 * expr.c (store_constructor): Use promote_decl_mode. Remove
8703 now write-only variable unsignedp.
8704 (expand_expr_real_1): Use promote_decl_mode.
8705 * expr.h (promote_function_mode, promote_decl_mode): New.
8706 (promote_mode): Remove last argument.
8707 * function.c (assign_temp): Drop last argument of promote_mode.
8708 (assign_parm_find_data_types): Use promote_function_mode.
8709 (assign_parm_setup_reg): Likewise.
8710 (expand_function_end): Use promote_function_mode.
8711 * calls.c (initialize_argument_information): Use promote_function_mode.
8712 (precompute_arguments): Use promote_mode instead of checking if
8713 only PROMOTE_FUNCTION_MODE is defined.
8714 (expand_call): When making sibcall decisions, use promote_function_mode.
8715 Below, remove an if for targetm.calls.promote_function_return and
8716 and use promote_function_mode.
8717 (emit_library_call_value_1): Use promote_function_mode, fix bug
8718 where promote_mode was passed FOR_CALL == 0 for a return value in an
8720 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8721 * explow.c (promote_function_mode, promote_decl_mode): New.
8722 (promote_mode): Keep only the FOR_CALL == 0 case.
8723 * combine.c (setup_incoming_promotion): Remove test of
8724 promote_function_args. Use promote_function_mode.
8725 * stmt.c (expand_value_return): Use promote_decl_mode.
8726 (expand_decl): Use promote_decl_mode.
8728 * explow.c (promote_function_mode): Just call the target hook.
8729 * targhooks.c (default_promote_function_mode,
8730 default_promote_function_mode_always_promote): New.
8731 * targhooks.h (default_promote_function_mode,
8732 default_promote_function_mode_always_promote): Declare.
8733 * target.h (promote_function_args, promote_function_return): Remove.
8734 (promote_function_mode): New.
8735 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8736 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8737 (TARGET_PROMOTE_FUNCTION_MODE): New.
8738 (TARGET_CALLS): Adjust.
8739 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8740 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8742 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8743 * config/s390/s390.c (s390_promote_function_mode): ... here,
8744 with pointer handling.
8745 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8746 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8748 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8749 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8750 with pointer handling.
8751 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8752 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8754 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8755 * config/sh/sh.c (sh_promote_function_mode): New.
8756 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8757 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8759 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8760 * config/cris/cris.c (cris_promote_function_mode): ... here.
8761 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8762 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8764 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8765 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8766 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8767 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8769 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8770 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8771 complex type handling.
8772 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8773 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8775 * config/pa/pa.c (pa_promote_function_mode): New.
8776 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8777 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8779 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8780 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8781 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8782 * config/xtensa/xtensa.c: Likewise.
8783 * config/stormy16/stormy16.c: Likewise.
8784 * config/iq2000/iq2000.c: Likewise.
8785 * config/rs6000/rs6000.c: Likewise.
8786 * config/picochip/picochip.c: Likewise.
8787 * config/arc/arc.c: Likewise.
8788 * config/mcore/mcore.c: Likewise.
8789 * config/score/score.c: Likewise.
8790 * config/mips/mips.c: Likewise.
8791 * config/bfin/bfin.c: Likewise.
8792 * config/ia64/ia64.c: Likewise (disabled though).
8794 * config/frv/frv.h: Remove pointless remark.
8796 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8797 TARGET_PROMOTE_FUNCTION_ARGS,
8798 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8799 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8801 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8803 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8804 -floop-parallelize-all.
8805 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8806 flag_loop_parallelize_all.
8807 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8808 * graphite.c (graphite_transform_loops): Same.
8810 * graphite-poly.c (apply_poly_transforms): Same.
8812 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8814 PR tree-optimization/40914
8815 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8816 if set, then check the delta field of the PMF record.
8817 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8818 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8819 call is stored in the delta.
8821 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8823 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8825 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8827 * config/i386/bsd.h (ASM_BYTE): New define.
8828 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8829 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8830 .byte. Use fputs or putc instead of fprintf where appropriate.
8831 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8832 fputs or putc instead of fprintf where appropriate.
8833 * config/i386/i386elf.h: Ditto.
8834 * config/i386/sysv4.h: Ditto.
8836 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8837 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8838 (*tls_global_dynamic_64): Ditto.
8840 2009-07-31 Christian Bruel <christian.bruel@st.com>
8842 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8844 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8846 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8847 Remove dead code for MINUS.
8849 2009-07-31 Anthony Green <green@moxielogic.com>
8851 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8853 (moxie_expand_epilogue): Ditto for epilogue.
8854 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8856 (moxie_function_arg): Ditto.
8857 (moxie_pass_by_reference): Ditto.
8858 (moxie_arg_partial_bytes): Ditto.
8859 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8860 (FUNCTION_ARG_ADVANCE) Ditto.
8861 (REG_PARM_STACK_SPACE) Ditto.
8862 (FUNCTION_ARG_REGNO_P) Dito.
8864 * config.gcc: Add moxie linux config support.
8865 * gcc/config/moxie/uclinux.h: New file.
8867 2009-07-31 DJ Delorie <dj@redhat.com>
8869 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8870 (UNSPECV_SP_SWITCH_E): New.
8871 (sp_switch_1): Change to an unspec.
8872 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8874 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8875 reference the new stack's address
8877 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8879 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8880 graphite-clast-to-gimple.o, graphite-dependences.o,
8881 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8882 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8883 (graphite-blocking.o,
8884 graphite-clast-to-gimple.o, graphite-dependences.o,
8885 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8886 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8887 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8888 * cfgloop.h (struct loop): Add can_be_parallel field.
8889 * common.opt (fgraphite-identity): Moved up.
8890 (fgraphite-force-parallel): New flag.
8891 * graphite.c: Rewrite.
8892 * graphite.h: Rewrite.
8893 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8895 * toplev.c (graphite_out_file): New file descriptor.
8896 (graphite_in_file): New.
8897 (process_options): flag_graphite_force_parallel cannot be used without
8899 * tree-ssa-loop.c: Include toplev.h.
8900 (gate_graphite_transforms): Enable flag_graphite for
8901 flag_graphite_force_parallel.
8903 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8905 * ChangeLog.graphite: New.
8906 * graphite-blocking.c: New.
8907 * graphite-clast-to-gimple.c: New.
8908 * graphite-clast-to-gimple.h: New.
8909 * graphite-dependences.c: New.
8910 * graphite-dependences.h: New.
8911 * graphite-interchange.c: New.
8912 * graphite-poly.c: New.
8913 * graphite-poly.h: New.
8914 * graphite-ppl.c: New.
8915 * graphite-ppl.h: New.
8916 * graphite-scop-detection.c: New.
8917 * graphite-scop-detection.h: New.
8918 * graphite-sese-to-poly.c: New.
8919 * graphite-sese-to-poly.h: New.
8923 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8925 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8926 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8928 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8930 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8931 (scev_is_linear_expression): Return false if the evolution is not
8932 affine multivariate.
8934 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8936 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8937 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8939 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8941 * tree-data-ref.c (debug_data_references): New.
8942 (debug_data_reference): New.
8943 * tree-data-ref.h (debug_data_references): Declared.
8944 (debug_data_reference): Declared.
8946 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8948 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8949 * tree-data-ref.h (scop_p): Removed.
8950 (struct data_reference): Remove field scop.
8952 (stmt_simple_memref_p): Removed.
8954 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8956 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8957 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8960 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8962 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8964 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8966 * doc/invoke.texi (-fgraphite-identity): Documented.
8968 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8970 * tree-scalar-evolution.c: Fix comment.
8971 (instantiate_scev_1): Return unknow from scev instantiation if the
8972 result is not above instantiate_below.
8974 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8976 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8977 static anymore. Instantiate the symbols that may have been introduced
8979 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8982 2009-07-30 DJ Delorie <dj@redhat.com>
8984 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8985 .vliw directive to VLIW sections.
8987 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8989 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8991 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8992 (AUTOHEADER): New variable.
8993 ($(srcdir)/cstamp-h.in): Use it.
8995 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8996 Pat Haugen <pthaugen@us.ibm.com>
8997 Revital Eres <ERES@il.ibm.com>
8999 * config/rs6000/vector.md (VEC_F): Add VSX support.
9003 (vector_load_<mode>): Ditto.
9004 (vector_store_<mode>): Ditto.
9005 (vector GPR move split): Ditto.
9006 (vec_reload_and_plus_<mptrsize>): Ditto.
9007 (vec_reload_and_reg_<mptrsize>): Ditto.
9008 (add<mode>3): Ditto.
9009 (sub<mode>3): Ditto.
9010 (mul<mode>3): Ditto.
9011 (neg<mode>2): Ditto.
9012 (abs<mode>2): Ditto.
9013 (smin<mode>3): Ditto.
9014 (smax<mode>3): Ditto.
9015 (vector_eq<mode>): Ditto.
9016 (vector_gt<mode>): Ditto.
9017 (vector_ge<mode>): Ditto.
9018 (vector_gtu<mode>): Ditto.
9019 (vector_select_<mode>_uns): Ditto.
9020 (vector_eq_<mode>_p): Ditto.
9021 (vector_gt_<mode>_p): Ditto.
9022 (vector_ge_<mode>_p): Ditto.
9023 (vector_gtu_<mode>_p): Ditto.
9024 (cr6_test_for_zero): Ditto.
9025 (cr6_test_for_zero_reverse): Ditto.
9026 (cr6_test_for_lt): Ditto.
9027 (cr6_test_for_lt_reverse): Ditto.
9028 (xor<mode>3): Ditto.
9029 (ior<mode>3): Ditto.
9030 (and<mode>3): Ditto.
9031 (one_cmpl<mode>2): Ditto.
9032 (nor<mode>2): Ditto.
9033 (andc<mode>2): Ditto.
9034 (float<VEC_int<mode>2): Ditto.
9035 (unsigned_float<VEC_int><mode>2): Ditto.
9036 (fix_trunc<mode><VEC_int>2): Ditto.
9037 (fixuns_trunc<mode><VEC_int>2): Ditto.
9039 (vec_set<mode>): Ditto.
9040 (vec_extract<mode>): Ditto.
9041 (vec_interleave_highv4sf): Ditto.
9042 (vec_interleave_lowv4sf): Ditto.
9043 (vec_realign_load_<mode>): Ditto.
9044 (vec_shl_<mode>): Ditto.
9045 (vec_shr_<mode>): Ditto.
9046 (div<mode>3): New patterns for VSX.
9047 (vec_interleave_highv2df): Ditto.
9048 (vec_interleave_lowv2df): Ditto.
9049 (vec_pack_trunc_v2df): Ditto.
9050 (vec_pack_sfix_trunc_v2df): Ditto.
9051 (vec_pack_ufix_trunc_v2df): Ditto.
9052 (vec_unpacks_hi_v4sf): Ditto.
9053 (vec_unpacks_lo_v4sf): Ditto.
9054 (vec_unpacks_float_hi_v4si): Ditto.
9055 (vec_unpacks_float_lo_v4si): Ditto.
9056 (vec_unpacku_float_hi_v4si): Ditto.
9057 (vec_unpacku_float_lo_v4si): Ditto.
9058 (movmisalign<mode>): Ditto.
9059 (vector_ceil<mode>2): New patterns for vectorizing math library.
9060 (vector_floor<mode>2): Ditto.
9061 (vector_btrunc<mode>2): Ditto.
9062 (vector_copysign<mode>3): Ditto.
9064 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9065 predicate for setting the high bit in each word, used for copysign.
9067 * config/rs6000/ppc-asm.h (f19): Whitespace.
9068 (f32-f63): Define if VSX.
9069 (v0-v31): Define if Altivec.
9070 (vs0-vs63): Define if VSX.
9072 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9074 * config/rs6000/power7.md: New file, provide tuning parameters for
9077 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9078 (rs6000_cpu_cpp_builtins): Ditto.
9079 (altivec_overloaded_builtins): Ditto.
9080 (altivec_resolve_overloaded_builtin): Ditto.
9082 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9083 debug switch to disable vectorizing simple math builtin
9086 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9087 Vectorize simple math builtin functions.
9088 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9089 hook to vectorize math builtins.
9090 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9091 (rs6000_builtin_conversion): Add VSX/power7 support.
9092 (rs6000_builtin_vec_perm): Ditto.
9093 (vsplits_constant): Add support for loading up a vector constant
9094 with just the high bit set in each part.
9095 (rs6000_expand_vector_init): Add VSX/power7 support.
9096 (rs6000_expand_vector_set): Ditto.
9097 (rs6000_expand_vector_extract): Ditto.
9098 (rs6000_emit_move): Ditto.
9099 (bdesc_3arg): Ditto.
9100 (bdesc_2arg): Ditto.
9101 (bdesc_1arg): Ditto.
9102 (rs6000_expand_ternop_builtin): Ditto.
9103 (altivec_expand_builtin): Ditto.
9104 (rs6000_expand_unop_builtin): Ditto.
9105 (rs6000_init_builtins): Ditto.
9106 (altivec_init_builtins): Ditto.
9107 (builtin_function_type): Ditto.
9108 (rs6000_common_init_builtins): Ditto.
9109 (rs6000_handle_altivec_attribute); Ditto.
9110 (rs6000_mangle_type): Ditto.
9111 (rs6000_vector_mode_supported_p): Ditto.
9112 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9115 * config/rs6000/vsx.md: New file for VSX support.
9117 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9118 identifing values with just the most significant bit set.
9119 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9120 vectorized builtins.
9122 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9123 (UNSPEC_VRFIM): Delete.
9124 (splitter for loading up vector with most significant bit): New
9125 splitter for vectorizing copysign.
9126 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9127 vectorizing simple math functions.
9128 (altivec_vrfip): Add support for vectorizing simple math functions.
9129 (altivec_vrfim): Ditto.
9130 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9132 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9133 (power7.md, vsx.md): Include for power7 support.
9134 (copysigndf3): Use VSX instructions if -mvsx.
9135 (negdf2_fpr): Ditto.
9136 (absdf2_fpr): Ditto.
9137 (nabsdf2_fpr): Ditto.
9138 (adddf3_fpr): Ditto.
9139 (subdf3_fpr): Ditto.
9140 (muldf3_fpr): Ditto.
9141 (divdf3_fpr): Ditto.
9142 (fix_truncdfdi2_fpr): Ditto.
9143 (cmpdf_internal1): Ditto.
9144 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9145 (btruncdf2, btruncdf2_fpr): Ditto.
9146 (ceildf2, ceildf2_fpr): Ditto.
9147 (floordf2, floordf2_fpr): Ditto.
9148 (floatdidf2, floatdidf2_fpr): Ditto.
9149 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9150 (fmsubdf4_fpr): Ditto.
9151 (fnmadddf4_fpr_1): Ditto.
9152 (fnmadddf4_fpr_2): Ditto.
9153 (fnmsubdf4_fpr_1): Ditto.
9154 (fnmsubdf4_fpr_2): Ditto.
9155 (fixuns_truncdfdi2): Add expander for VSX support.
9156 (fix_truncdfdi2): Ditto.
9157 (fix_truncdfsi2): Ditto.
9159 (btruncsf2): Whitespace.
9160 (movdf_hardfloat32): Add support for VSX registers.
9161 (movdf_softfloat32): Ditto.
9162 (movdf_hardfloat64): Ditto.
9163 (movdf_hardfloat64_mfpgpr): Ditto.
9164 (movdf_softfloat64): Ditto.
9165 (movti splitters): Add check for vector registers supporting
9166 TImode in the future.
9167 (bpermd): Add power7 bpermd instruction.
9169 * config/rs6000/altivec.h (vec_div): Define if VSX.
9173 (vec_nearbyint): Ditto.
9176 (all predicates): Use the generic builtin function, and not the V4SF
9177 specific function so that the predicates will work with VSX's V2DF.
9181 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9182 Document new VSX functions and types.
9184 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9187 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9188 "wa", and "j" constraints. Modify "v" to talk about Altivec
9189 instead of just vector.
9191 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9194 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9195 location for phi arguments.
9196 (rewrite_update_phi_arguments): Find locations for reaching defs.
9197 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9198 Add location to add_phi_arg calls.
9199 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9200 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9201 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9202 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9203 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9204 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9205 * tree-phinodes.c (make_phi_node): Initialize location.
9206 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9207 (add_phi_arg): Add location parameter.
9208 (remove_phi_arg_num): Move location when moving phi argument.
9209 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9211 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9212 slpeel_update_phi_nodes_for_guard1,
9213 slpeel_update_phi_nodes_for_guard2,
9214 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9215 vect_loop_versioning): Set locations.
9216 * tree-parloops.c (create_phi_for_local_result,
9217 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9218 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9219 * tree-vect-loop.c (get_initial_def_for_induction,
9220 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9222 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9223 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9224 (gimple_phi_arg_set_location): New. Set locus.
9225 (gimple_phi_arg_has_location): New. Check for locus.
9226 (redirect_edge_var_map_location): New. Return locus from var_map.
9227 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9228 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9229 combining PHI arguments.
9230 (cond_store_replacement): Set location.
9231 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9232 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9233 scop_add_exit_phis_edge): Add locations.
9234 * tree-cfgcleanup.c (remove_forwarder_block,
9235 remove_forwarder_block_with_phi): Add locations.
9236 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9237 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9239 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9240 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9241 flush_pending_stmts): Add source location.
9242 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9243 stack to preserve locations.
9244 * tree-vect-stmts.c (vectorizable_load): Add location.
9245 * tree-inline.c (copy_phis_for_bb): Copy locus.
9246 (setup_one_parameter): Add call locus to inlined parameter stmts.
9247 (initialize_inlined_parameters): Pass in call location as parameter
9249 (tree_function_versioning): Pass location to setup_one_parameter.
9250 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9251 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9252 copy and edge lists.
9253 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9254 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9255 locus parameter and override the stmt default if provided.
9256 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9257 elim_graph_add_edge, elim_graph_remove_succ_edge,
9258 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9259 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9260 eliminate_phi): Add locus info in elimination graph for each edge and
9262 (insert_backedge_copies): Copy locus if present.
9263 * tree-flow.h (struct _edge_var_map): Add locus field.
9264 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9265 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9266 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9268 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9270 2009-07-30 Martin Jambor <mjambor@suse.cz>
9272 PR tree-optimization/40570
9273 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9276 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9278 * ssa-loop-manip.c: Include langhooks.h.
9279 (rewrite_phi_with_iv): New.
9280 (rewrite_all_phi_nodes_with_iv): New.
9281 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9282 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9283 * tree-parloops.c (loop_parallel_p): Move out all conditions
9284 except dependency check.
9285 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9286 (gen_parallel_loop): Call canonicalize_loop_ivs without
9287 reduction_list argument.
9288 (build_new_reduction): New.
9289 (gather_scalar_reductions): New.
9290 (try_get_loop_niter): New.
9291 (try_create_reduction_list): New.
9292 (parallleize_loops): Change the parallel conditions check.
9293 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9294 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9296 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9298 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9300 * doc/options.texi (Option properties): Mention new quoting syntax.
9302 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9304 * config/alpha/alpha.c (alpha_start_function):
9305 Handle VMS_DEBUG_MAIN_POINTER
9306 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9307 * doc/invoke.texi: Document -mdebug-main switch.
9309 2009-07-29 Richard Henderson <rth@redhat.com>
9311 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9312 (cgraph_create_edge_including_clones): Likewise.
9313 * tree-inline.c (copy_bb): Operate on the correct edges
9314 when updating the callgraph.
9316 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9318 * config/alpha/vms-cc.c: Deleted.
9319 * config/alpha/vms-ld.c: Deleted.
9320 * config/alpha/t-vms64: Moved to config/vms
9321 * config/alpha/vms-crt0-64.c: Moved to config/vms
9322 * config/alpha/vms-crt0.c: Moved to config/vms
9323 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9324 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9325 * config/alpha/xm-vms.h: Moved to config/vms
9326 * config/alpha/x-vms: Moved to config/vms
9327 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9329 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9330 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9332 * config/vms/t-vms64: Moved here from config/alpha
9333 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9334 (argc,argv,envp): Enforce 32bit malloc'ing.
9335 * config/vms/vms-psxcrt0-64.c: Likewise.
9336 * config/vms/vms-crt0.c: Moved here from config/alpha.
9337 * config/vms/vms-psxcrt0.c: Likewise.
9338 * config/vms/vms-crtl-64.h: New file.
9339 * config/vms/vms-crtl.h: New file.
9340 * config/vms/vms.opt: New file.
9341 * config/vms/xm-vms64.h: New file.
9342 * config/vms/xm-vms.h: Moved here from config/alpha.
9343 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9345 * config/vms/x-vms: Moved here from config/alpha.
9346 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9347 (vms-ld.o, vms-cc.o): Removed.
9348 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9350 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9352 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9353 correct stack (obvious VMS fix).
9355 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9357 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9358 date, version info if VMS_DEBUGGING_INFO defined.
9359 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9360 size, date calculating code moved here.
9362 2009-07-29 Paul Brook <paul@codesourcery.com>
9364 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9367 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9370 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9371 to DImode when generating insq_le insn.
9373 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9375 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9376 New macro set for VMS_DEBUGGGING_INFO.
9377 (AT_string_form): Use it.
9379 2009-07-28 DJ Delorie <dj@redhat.com>
9381 * config/mep/mep.c (vtext_section): New.
9382 (vftext_section): New.
9383 (ftext_section): New.
9384 (mep_select_section): Add support for functions.
9385 (mep_unique_section): Likewise.
9386 (mep_asm_init_sections): Likewise.
9387 (mep_encode_section_info): Remove it from here.
9389 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9391 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9393 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9394 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9396 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9398 * dwarf2out.c (output_file_names): Test new macro
9399 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9400 (add_comp_dir_attribute): Likewise.
9402 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9404 * config/i386/mingw-w64.h (LINK_SPEC): Add
9405 separating space between commands.
9407 2009-07-28 Jan Hubicka <jh@suse.cz>
9409 PR tree-optimization/40759
9410 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9413 2009-07-27 DJ Delorie <dj@redhat.com>
9415 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9416 types are dword-aligned.
9417 (mep_expand_va_start): Likewise.
9419 2009-07-27 Olivier Hainque <hainque@adacore.com>
9420 Douglas B Rupp <rupp@gnat.com>
9422 * convert.c (convert_to_pointer): Don't assume the target
9423 pointer type is POINTER_SIZE long. Fetch its precision instead.
9425 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9427 * system.h (fopen): Undefine if macro.
9429 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9431 * dwarf2out.c (output_cfi_p): Removed.
9432 (output_cfis): New function.
9433 (output_fde): New function, split from output_call_frame_info.
9434 (output_call_frame_info): Use it.
9435 (dwarf2out_switch_text_section): Use output_cfis.
9437 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9439 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9440 TARGET_BI_ARCH is specified without enabling SJLJ.
9441 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9442 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9444 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9446 * arm.md (negdi2): Use DImode if forcing a value into a register.
9448 2009-07-26 Ira Rosen <irar@il.ibm.com>
9450 PR tree-optimization/40801
9451 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9452 of vector operand from the previous copy of vector statement.
9453 Pass the correct definition type value to
9454 vect_get_vec_def_for_stmt_copy().
9456 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9458 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9459 const char ** conversion.
9461 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9463 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9464 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9465 (gcc_unreachable): Invoke __builtin_unreachable() if
9466 !ENABLE_ASSERT_CHECKING.
9468 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9470 PR rtl-optimization/40445
9471 * emit-rtl.c (next_nonnote_insn_bb): New function.
9472 * rtl.h (next_nonnote_insn_bb): Declare new function.
9473 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9474 with no successors that is the successor of the ENTRY_BLOCK.
9475 Continue from the top after removing an empty fallthrough block.
9476 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9477 of next_nonnote_insn.
9479 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9481 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9483 2009-07-25 Martin Jambor <mjambor@suse.cz>
9485 * c-common.c (c_common_attribute_table): New element for noclone.
9486 (handle_noclone_attribute): New function. Forward-declare.
9487 * tree-inline.c (tree_versionable_function_p): Check for noclone
9489 * doc/extend.texi (Labels as Values): Document need for noclone.
9490 (Function Attributes): Document noclone attribute.
9492 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9494 PR rtl-optimization/34999
9495 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9496 and dw_fde_switched_cold_to_hot fields.
9497 (output_cfi_p): New function.
9498 (output_call_frame_info): If fde->dw_fde_switched_sections,
9499 output 2 FDEs instead of one with corrupted header.
9500 (dwarf2out_do_cfi_startproc): New function.
9501 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9502 and fde->dw_fde_switched_cold_to_hot.
9503 (dwarf2out_switch_text_section): Compute
9504 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9505 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9506 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9507 Otherwise, compute fde->dw_fde_switch_cfi.
9509 2009-07-24 Cary Coutant <ccoutant@google.com>
9511 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9513 2009-07-24 Cary Coutant <ccoutant@google.com>
9515 * cfghooks.c (split_block): Copy discriminator to new block.
9516 * tree-cfg.c (assign_discriminator): Check location of last
9517 instruction in block as well as first.
9519 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9521 * config/i386/linux.c: Use fputs or putc instead of fprintf
9523 * config/i386/gas.h: Ditto.
9524 * config/i386/x86-64.h: Ditto.
9525 * config/i386/att.h: Ditto.
9527 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9529 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9532 2009-07-24 Martin Jambor <mjambor@suse.cz>
9534 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9535 (ipa_push_func_to_list_1): Declare.
9536 (ipa_push_func_to_list): New function.
9538 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9539 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9540 (ipa_push_func_to_list): Removed.
9541 (ipa_pop_func_from_list): Clear node_enqueued flag.
9543 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9545 * config/s390/s390.c (override_options): Default
9546 max-unrolled-insns to 100 for z10 tuning.
9548 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9550 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9551 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9552 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9553 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9554 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9555 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9556 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9558 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9560 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9561 use default set in mingw32.h header.
9562 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9563 64-bit /mingw/include path.
9564 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9567 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9569 PR rtl-optimization/40209
9570 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9572 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9574 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9575 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9576 with the rest of string where appropriate. Use fputs or putc
9577 instead of fprintf where appropriate.
9579 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9580 Pat Haugen <pthaugen@us.ibm.com>
9581 Revital Eres <ERES@il.ibm.com>
9583 * config/rs6000/vector.md: New file. Move most of the vector
9584 expander support here from altivec.md to allow for the VSX vector
9585 unit in the future. Add support for secondary_reload patterns.
9586 Rewrite the patterns for vector comparison, and vector comparison
9587 predicate instructions so that the RTL expresses the desired
9588 behavior, instead of using unspec.
9590 * config/rs6000/constraints.md ("f" constraint): Use
9591 rs6000_constraints to hold the precalculated register class.
9592 ("d" constraint): Ditto.
9593 ("wd" constraint): New constraint for VSX.
9594 ("wf" constraint): Ditto.
9595 ("ws" constraint): Ditto.
9596 ("wa" constraint): Ditto.
9597 ("wZ" constraint): Ditto.
9598 ("j" constraint): Ditto.
9600 * config/rs6000/predicates.md (vsx_register_operand): New
9602 (vfloat_operand): New predicate for vector.md.
9603 (vint_operand): Ditto.
9604 (vlogical_operand): Ditto.
9605 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9606 (easy_vector_constant): Add VSX support.
9607 (altivec_indexed_or_indirect_operand): New predicate for
9608 recognizing Altivec style memory references with AND -16.
9610 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9611 for vector secondary reload support.
9612 (rs6000_vector_reg_class): Delete, replacing it with
9614 (rs6000_vsx_reg_class): Ditto.
9615 (rs6000_constraints): New array to hold the register classes of
9616 each of the register constraints that can vary at runtime.
9617 (builtin_mode_to_type): New static array for builtin function type
9619 (builtin_hash_table): New static hash table for builtin function
9621 (TARGET_SECONDARY_RELOAD): Define target hook.
9622 (TARGET_IRA_COVER_CLASSES): Ditto.
9623 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9624 registers are 128 bits if VSX memory reference instructions are used.
9625 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9627 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9628 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9629 Print several of the scheduling related parameters.
9630 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9631 rs6000_constraints instead of rs6000_vector_reg_class. Move
9632 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9633 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9634 Altivec. Add VSX support. Setup for secondary reload support on
9635 Altivec/VSX registers.
9636 (rs6000_override_options): Make power7 set the scheduling groups
9637 like the power5. Add support for new debug switches to override
9638 the scheduling defaults. Temporarily disable -mcpu=power7 from
9639 setting -mvsx. Add support for debug switches -malways-hint,
9640 -msched-groups, and -malign-branch-targets.
9641 (rs6000_buitlin_conversion): Add support for returning unsigned
9642 vector conversion functions to fix regressions due to stricter
9644 (rs6000_builtin_mul_widen_even): Ditto.
9645 (rs6000_builtin_mul_widen_odd): Ditto.
9646 (rs6000_builtin_vec_perm): Ditto.
9647 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9648 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9650 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9652 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9653 VSX types for bit operations. Changes to accomidate vector.md.
9654 (bdesc_2arg): Ditto.
9655 (bdesc_1arg): Ditto.
9656 (struct builtin_description_predicates): Rewrite predicate
9657 handling so that RTL describes the operation, instead of passing
9658 the instruction to be used as a string argument.
9659 (bdesc_altivec_preds): Ditto.
9660 (altivec_expand_predicate_builtin): Ditto.
9661 (altivec_expand_builtin): Ditto.
9662 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9663 statement for vsldoi support.
9664 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9665 (altivec_expand_st_builtin): Ditto.
9666 (paired_expand_builtin): Whitespace changes.
9667 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9668 builtin_mode_to_type table for secondary reload. Call
9669 builtin_function_type to build random builtin functions.
9670 (altivec_init_builtins): Change to use builtin_function_type to
9671 create builtin function types dynamically as we need them.
9672 (builtin_hash_function): New support for hashing the tree types
9673 for builtin function as we need it, rather than trying to build
9674 all of the trees that we need. Add initial preliminary VSX support.
9675 (builtin_function_type): Ditto.
9676 (builtin_function_eq): Ditto.
9677 (builtin_hash_struct): Ditto.
9678 (rs6000_init_builtins): Ditto.
9679 (rs6000_common_init_builtins): Ditto.
9680 (altivec_init_builtins): Ditto.
9681 (rs6000_common_init_builtins): Ditto.
9682 (enum reload_reg_type): New enum for simplifing reg classes.
9683 (rs6000_reload_register_type): Simplify register classes into GPR,
9684 Vector, and other registers. Altivec and VSX addresses in reload.
9685 (rs6000_secondary_reload_inner): Ditto.
9686 (rs6000_ira_cover_classes): New target hook, that returns the
9687 appropriate cover classes, based on -mvsx being used or not.
9688 (rs6000_secondary_reload_class): Add VSX support.
9689 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9690 (get_vsel_insn): Ditto.
9691 (rs6000_emit_vector_compare): Rewrite vector conditional support
9692 so that where we can, we use RTL operators, instead of blindly use
9694 (rs6000_emit_vector_select): Ditto.
9695 (rs6000_emit_vector_cond_expr): Ditto.
9696 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9697 (create_TOC_reference): Add -mdebug=addr support.
9698 (emit_frame_save): VSX loads/stores need register indexed addressing.
9700 * config/rs6000/rs6000.md: Include vector.md.
9702 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9704 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9705 support for V2DI, V2DF in logical, permute, select operations.
9707 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9708 switch for vsx/power7.
9709 (-mvsx-scalar-memory): Ditto.
9710 (-mvsx-align-128): Ditto.
9711 (-mallow-movmisalign): Ditto.
9712 (-mallow-df-permute): Ditto.
9713 (-msched-groups): Ditto.
9714 (-malways-hint): Ditto.
9715 (-malign-branch-targets): Ditto.
9717 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9719 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9720 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9721 (rs6000_vector_reg_class): Delete.
9722 (rs6000_vsx_reg_class): Ditto.
9723 (enum rs6000_reg_class_enum): New enum for the constraints that
9724 vary based on target switches.
9725 (rs6000_constraints): New array to hold the register class for all
9726 of the register constraints that vary based on the switches used.
9727 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9728 (enum rs6000_builtins): Add unsigned varients for the builtin
9729 declarations returned by target hooks for expanding multiplies,
9730 select, and permute operations. Add VSX builtins.
9731 (enum rs6000_builtin_type_index): Add entries for VSX.
9732 (V2DI_type_node): Ditto.
9733 (V2DF_type_node): Ditto.
9734 (unsigned_V2DI_type_node): Ditto.
9735 (bool_long_type_node): Ditto.
9736 (intDI_type_internal_node): Ditto.
9737 (uintDI_type_internal_node): Ditto.
9738 (double_type_internal_node): Ditto.
9740 * config/rs6000/altivec.md (whole file): Move all expanders to
9741 vector.md from altivec.md. Rename insn matching functions to be
9743 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9744 (altivec_vcmp*): Ditto.
9745 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9746 (VM): New iterator for moves that includes the VSX types.
9747 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9748 (altivec_vperm_<mode>_uns): New, for unsigned types.
9749 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9750 (altivec_eq<mode>): Ditto.
9751 (altivec_gt<mode>): Ditto.
9752 (altivec_gtu<mode>): Ditto.
9753 (altivec_eqv4sf): Ditto.
9754 (altivec_gev4sf): Ditto.
9755 (altivec_gtv4sf): Ditto.
9756 (altivec_vcmpbfp_p): Ditto.
9758 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9760 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9763 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9767 ASM_SHORT instead of .word.
9768 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9769 instead of .word in asm template.
9771 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9774 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9775 (process_bb_node_lives): Use it.
9777 * ira.c (setup_cover_and_important_classes): Don't setup
9778 ira_important_class_nums. Add cover classes to the end of
9780 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9782 (find_reg_class_closure): Use reorder_important_classes.
9784 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9786 * config/i386/i386.c (i386_ira_cover_classes): New function.
9787 (TARGET_IRA_COVER_CLASSES): Redefine.
9789 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9790 importance of order of cover classes in the array.
9792 2009-07-22 Diego Novillo <dnovillo@google.com>
9794 * tree-pass.h (TDF_EH): Define.
9795 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9796 contains TDF_EH, print the EH region number holding GS.
9797 * tree-dump.c (dump_options): Add "eh".
9798 * doc/invoke.texi: Document it.
9800 2009-07-22 Doug Kwan <dougkwan@google.com>
9802 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9804 2009-07-22 Michael Matz <matz@suse.de>
9806 PR tree-optimization/35229
9807 PR tree-optimization/39300
9809 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9810 (inhibit_phi_insertion): New function.
9811 (insert_into_preds_of_block): Call it for REFERENCEs.
9812 (init_pre): Initialize and finalize scalar evolutions.
9813 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9815 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9817 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9818 Use CONST_VECTOR_NUNITS to determine number of elements.
9820 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9822 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9823 (U, W): Constraints are now deprecated and will be removed if we
9825 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9827 ("prefetch"): Add the stcmh instruction for prefetching.
9828 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9830 (s390_short_displacement): Return always true if compiling for
9831 machines not providing the long displacement facility.
9832 (s390_mem_constraint): Support the new constraint letter Z.
9833 (s390_check_qrst_address): New function.
9835 2009-07-21 DJ Delorie <dj@redhat.com>
9837 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9840 2009-07-21 Jason Merrill <jason@redhat.com>
9842 * c-common.c (max_tinst_depth): Increase default to 1024.
9844 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9846 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9847 (vec_unpacku_float_lo_v4si): Ditto.
9849 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9852 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9853 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9854 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9855 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9857 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9859 PR tree-optimization/40813
9860 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9863 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9865 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9866 with a NOP_EXPR if needed.
9868 2009-07-21 Paul Brook <paul@codesourcery.com>
9870 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9871 Terminate debug dump with newline.
9873 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9875 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9876 Cast "1" to unsigned HOST_WIDE_INT.
9877 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9878 deposit length to the maximum length - lsb. Extend length if
9879 HOST_BITS_PER_WIDE_INT is 32.
9881 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9883 * cgraph.h (constant_pool_htab): New function.
9884 (constant_descriptor_tree): Move from varasm.c.
9885 * varasm.c (constant_pool_htab): New function.
9886 (constant_descriptor_tree): Move to cgraph.h.
9888 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9890 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9892 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9894 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9897 2009-07-20 Xinliang David Li <davidxl@google.com>
9899 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9901 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9903 * config/mips/mips.md (move_type): Add arith.
9904 (type): Handle arith.
9905 (zero_extendsidi2): Rename this into ...
9906 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9907 (zero_extendsidi2): New expander.
9908 (*zero_extendsidi2_dext): New pattern.
9910 2009-07-20 Nick Clifton <nickc@redhat.com>
9912 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9913 to set MIPS_ABI_DEFAULT.
9914 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9916 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9918 * tree-object-size.c (addr_object_size): Handle unions with
9919 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9921 PR tree-optimization/40792
9922 * tree.c (build_function_type_skip_args): Remove bogus assert.
9924 2009-07-20 Jan Hubicka <jh@suse.cz>
9925 Martin Jambor <mjambor@suse.cz>
9927 * cgraph.h (combined_args_to_skip): New field.
9928 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9929 combined_args_to_skip and args_to_skip.
9930 * tree-inline.c (update_clone_info): New function.
9931 (tree_function_versioning): Call update_clone_info.
9932 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9934 (cgraph_materialize_all_clones): More extensive dumping, working
9935 with combined_args_to_skip rather than args_to_skip.
9937 2009-07-20 Ira Rosen <irar@il.ibm.com>
9939 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9940 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9941 (get_initial_def_for_reduction): Likewise.
9942 (vectorizable_reduction): Skip the check of first operand in case
9943 of COND_EXPR. Add check that it is outer loop vectorization if
9944 nested cycle was detected. Call vectorizable_condition() for
9945 COND_EXPR. If reduction epilogue cannot be created do not fail for
9946 nested cycles (if it is not double reduction). Assert that there
9947 is only one type in the loop in case of COND_EXPR. Call
9948 vectorizable_condition() to vectorize COND_EXPR.
9949 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9950 Add parameters. Allow nested cycles if called from
9951 vectorizable_reduction(). Use reduction vector variable if provided.
9952 (vect_analyze_stmt): Call vectorizable_reduction() before
9953 vectorizable_condition().
9954 (vect_transform_stmt): Update call to vectorizable_condition().
9956 2009-07-20 Christian Bruel <christian.bruel@st.com>
9958 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9959 * doc/invoke.texi (-mfmovd): Likewise.
9960 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9962 2009-07-20 Jan Hubicka <jh@suse.cz>
9964 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9965 when handling SSA name.
9967 2009-07-19 Jan Hubicka <jh@suse.cz>
9969 PR tree-optimization/40676
9970 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9971 virtual PHIs in empty BBs.
9973 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9975 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9976 re-expanded the compound use gen_lowpart instead to convert to the
9979 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9981 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9982 OUTER_CONST arguments.
9983 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9984 the new wider mode will be masked off.
9985 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9987 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9989 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9990 high-order bits are zero.
9992 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9994 * combine.c (simplify_shift_const_1): Split code to determine
9996 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9997 new bits shifted in are identical to the old sign bit.
9999 2009-07-18 Richard Guenther <rguenther@suse.de>
10002 * gimplify.c (gimplify_call_expr): Reject code using results from
10003 functions returning void.
10005 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10007 * doc/md.texi: Document the new PowerPC "es" constraint.
10008 Document that "m" can include automodified addresses on this target,
10009 and explain how %U must be used. Extend the "Q" and "Z" documentation
10010 to suggest "es" as well as "m".
10011 * config/rs6000/constraints.md (es): New memory constraint.
10012 (Q, Z): Update strings to match new documentation.
10014 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10016 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10017 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10018 * config/rs6000/predicates.md (volatile_mem_operand): Use
10019 offsettable_nonstrict_memref_p.
10020 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10021 (*floatunssidf2_internal): Likewise.
10022 (*fix_truncdfsi2_internal): Likewise.
10023 (*fix_trunctfsi2_internal): Likewise.
10025 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10027 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10028 atmega32u2 devices.
10029 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10031 2009-07-17 Richard Guenther <rguenther@suse.de>
10034 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10035 (pass_warn_unused_result): Likewise.
10036 (TODO_set_props): Remove.
10037 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10039 (pass_diagnose_omp_blocks): Define.
10040 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10041 (c_gimple_diagnostics_recursively): Remove.
10042 (finish_function): Do not call it.
10043 (c_write_global_declarations): Continue after errors.
10044 Finalize the CU here.
10045 * c-gimplify.c (c_genericize): Do not gimplify here.
10046 * c-common.c (c_warn_unused_result): Move ...
10047 * tree-cfg.c (do_warn_unused_result): ... here.
10048 (run_warn_unused_result): New function.
10049 (gate_warn_unused_result): New function.
10050 (pass_warn_unused_result): New pass.
10051 * c-common.h (c_warn_unused_result): Remove.
10052 * flags.h (flag_warn_unused_result): Declare.
10053 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10054 * opts.c (flag_warn_unused_result): Initialize to false.
10055 * toplev.c (compile_file): Add comment.
10056 * omp-low.c (create_omp_child_function): Do not register
10057 the function with the frontend.
10058 (diagnose_omp_structured_block_errors): Prepare to be
10059 called as optimization pass.
10060 (gate_diagnose_omp_blocks): New function.
10061 (pass_diagnose_omp_blocks): New pass.
10062 * cgraph.h (cgraph_optimize): Remove.
10063 (cgraph_analyze_function): Likewise.
10064 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10065 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10066 before their parents here.
10067 (cgraph_finalize_function): Not here.
10068 (cgraph_analyze_function): Gimplify functions here.
10069 (cgraph_finalize_compilation_unit): Continue after errors.
10070 Optimize the callgraph from here.
10071 (cgraph_optimize): Make static.
10072 * langhooks.c (write_global_declarations): Finalize the CU.
10073 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10074 (gimplify_function_tree): Assert we gimplify only once.
10075 Set PROP_gimple_any property.
10076 * tree-nested.c (gimplify_all_functions): New function.
10077 (lower_nested_functions): Gimplify all nested functions.
10078 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10079 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10080 and pass_diagnose_omp_blocks after gimplification. Do not
10081 set TODO_set_props on all_lowering_passes.
10082 (execute_one_pass): Do not handle TODO_set_props.
10083 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10084 (gimplify.o): Add tree-pass.h dependency.
10085 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10086 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10087 (unsave_r): Likewise.
10088 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10089 temporary variable.
10091 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10093 * doc/service.texi (Service): Restore previously removed link,
10094 which isn't broken after all.
10096 2009-07-17 Richard Guenther <rguenther@suse.de>
10098 PR tree-optimization/40321
10099 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10100 PHI nodes to the maximal set.
10101 (make_values_for_phi): Add PHI arguments to the maximal set.
10102 (execute_pre): Dump PHI_GEN and the maximal set.
10104 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10107 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10110 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10112 * doc/extend.texi (Nested Functions): Replace broken link with
10114 * doc/service.texi (Service): Remove broken link.
10116 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10119 * builtins.c (expand_builtin_memcmp): Use loc instead of
10120 EXPR_LOCATION (exp).
10121 (expand_builtin_strncmp): Likewise.
10123 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10124 Manuel López-Ibáñez <manu@gcc.gnu.org>
10127 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10128 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10129 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10130 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10131 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10132 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10133 tree-inline.c, c-common.c, c-common.h, gimple.c,
10134 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10135 convert.c: Add location argument to fold_{unary,binary,ternary},
10136 fold_build[123], build_call_expr, build_size_arg,
10137 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10138 fold_build1_initializer, fold_build2_initializer,
10139 fold_build3_initializer, fold_build_call_array,
10140 fold_build_call_array_initializer, fold_single_bit_test,
10141 omit_one_operand, omit_two_operands, invert_truthvalue,
10142 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10143 combine_comparisons, fold_builtin_*, fold_call_expr,
10144 build_range_check, maybe_fold_offset_to_address, round_up,
10147 2009-07-16 Jason Merrill <jason@redhat.com>
10150 * c-common.c (c_common_reswords): Add __is_standard_layout
10152 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10153 * doc/implement-cxx.texi: New.
10154 * doc/gcc.texi: Include it.
10156 2009-07-16 DJ Delorie <dj@redhat.com>
10158 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10159 compares that may be indirectly affected by previous instructions.
10161 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10163 * builtins.c (do_mpc_arg2): New.
10164 (fold_builtin_2): Fold builtin cpow.
10165 * real.h (HAVE_mpc_pow): New.
10167 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10169 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10170 comparison to skip unprofitable schedule
10172 2009-07-16 Simon Baldwin <simonb@google.com>
10174 * gcc.c (option_map): New flag -no-canonical-prefixes.
10175 * (display_help): Print help text for new flag.
10176 * (process_command): Move options translation and language specifics
10177 and handle new flag early. Use it to set a function pointer to a
10178 prefix builder. Replace make_relative_prefix calls with calls to
10179 the function pointed to. Ignore new flag in regular options handling.
10180 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10182 2009-07-15 DJ Delorie <dj@redhat.com>
10184 * config/mep/mep.md (sibcall_internal): Change register to avoid
10185 argument registers.
10186 (sibcall_value_internal): Likewise.
10188 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10190 PR rtl-optimization/40710
10191 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10193 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10195 * config/mips/mips.md (*extenddi_truncate<mode>,
10196 *extendsi_truncate<mode>): Change type attribute to move_type
10197 with shift_shift. Split out code handling exts from here ...
10198 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10200 (*extendhi_truncateqi): Change type attribute to move_type with
10201 shift_shift. Split out code handling exts from here ...
10202 (*extendhi_truncateqi_exts): ... to this new pattern.
10204 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10206 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10207 instead of "and" with inverted sign bit mask value. Use
10208 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10209 Allocate registers only for operand 4 and operand 5.
10211 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10213 PR middle-end/40747
10214 * fold-const.c (fold_cond_expr_with_comparison): When folding
10215 < and <= to MIN, make sure the MIN uses the same type as the
10216 comparison's operands.
10218 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10220 * arm.md (ior_xor): New code iterator.
10221 (split for ior/xor with shift and zero-extend): New split pattern.
10222 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10224 2009-07-15 Richard Guenther <rguenther@suse.de>
10226 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10229 2009-07-15 Richard Guenther <rguenther@suse.de>
10231 PR middle-end/40753
10232 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10234 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10236 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10237 handle 2.6.30 kernel.
10239 2009-07-15 DJ Delorie <dj@redhat.com>
10241 * config/mep/mep.md (sibcall_internal): Change register to allow
10242 for 24-bit addresses.
10243 (sibcall_value_internal): Likewise.
10245 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10247 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10248 that are enabled/disabled by the flags introduced by a previous patch.
10250 2009-07-14 DJ Delorie <dj@redhat.com>
10252 * config/mep/mep.md (sibcall_internal): Include non-toggling
10254 (sibcall_value_internal): Likewise.
10256 2009-07-14 Taras Glek <tglek@mozilla.com>
10257 Rafael Espindola <espindola@google.com>
10259 * doc/sourcebuild.texi: Document install-plugin target.
10260 * configure.ac: Added install-plugin target to language makefiles.
10261 * configure: Regenerate.
10262 * Makefile.in: (install-plugin): Install more headers,
10263 depend on lang.install-plugin.
10265 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10267 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10270 2009-07-14 DJ Delorie <dj@redhat.com>
10272 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10273 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10274 * config/mep/mep.md (sibcall_internal): Change test from
10275 mep_vliw_mode_match to mep_vliw_jmp_match.
10276 (sibcall_value_internal): Likewise.
10278 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10280 * config/i386/sse.md (copysign<mode>3): New expander.
10281 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10282 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10283 Use ix86_build_const_vector.
10284 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10285 IX86_BUILTIN_CPYSGNPD.
10286 (builtin_description): Add __builtin_ia32_copysignps and
10287 __builtin_ia32_copysignpd.
10288 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10289 and BUILT_IN_COPYSIGNF.
10291 2009-07-13 Jason Merrill <jason@redhat.com>
10293 * builtins.c (can_trust_pointer_alignment): New fn.
10294 (get_pointer_alignment): Factor it out from here.
10295 * tree.h: Declare it.
10297 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10299 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10302 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10306 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10308 2009-07-14 Richard Guenther <rguenther@suse.de>
10309 Andrey Belevantsev <abel@ispras.ru>
10311 PR middle-end/40745
10312 * cfgexpand.c (partition_stack_vars): Do not bother to update
10313 alias information when not optimizing.
10315 2009-07-14 Richard Guenther <rguenther@suse.de>
10316 Andrey Belevantsev <abel@ispras.ru>
10318 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10319 (pt_solution_set): Likewise.
10320 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10321 * tree-ssa-structalias.c (pt_solution_set): New function.
10322 * final.c (rest_of_clean_state): Free SSA data structures.
10323 * print-rtl.c (print_decl_name): Remove.
10324 (print_mem_expr): Implement in terms of print_generic_expr.
10325 * alias.c (ao_ref_from_mem): New function.
10326 (rtx_refs_may_alias_p): Likewise.
10327 (true_dependence): Query alias-export info.
10328 (canon_true_dependence): Likewise.
10329 (write_dependence_p): Likewise.
10330 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10332 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10333 (mem_expr_equal_p): Use operand_equal_p.
10334 (set_mem_attributes_minus_bitpos): Do not use
10335 component_ref_for_mem_expr.
10336 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10337 (update_alias_info_with_stack_vars): Likewise.
10338 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10339 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10340 explicitly nor clear stmt operands.
10341 Free the decl-to-pointer map.
10342 * tree-optimize.c (execute_free_datastructures): Do not free
10343 SSA data structures here.
10344 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10345 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10346 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10348 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10350 2009-07-13 DJ Delorie <dj@redhat.com>
10352 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10353 unrolling at the right iteration count.
10355 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10358 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10360 * haifa-sched.c (rank_for_schedule): Introduced flags to
10361 enable/disable individual scheduling heuristics.
10362 * common.opt: Introduced flags to enable/disable individual
10363 heuristics in the scheduler.
10364 * doc/invoke.texi: Introduced flags to enable/disable individual
10365 heuristics in the scheduler.
10367 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10369 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10370 config/i386/mingw-tls.c.
10371 * config/i386/mingw-tls.c: Removed.
10373 2009-07-13 Ira Rosen <irar@il.ibm.com>
10375 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10376 checks access only relevant statements.
10377 (vectorizable_reduction): Likewise.
10379 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10381 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10382 just for 32-bit case.
10384 2009-07-12 Jan Hubicka <jh@suse.cz>
10386 PR tree-optimization/40585
10387 * except.c (expand_resx_expr): When there already is resume
10388 instruction, produce linked list.
10389 (build_post_landing_pads): Assert that resume is empty.
10390 (connect_post_landing_pads): Handle resume lists.
10391 (dump_eh_tree): Dump resume list.
10393 2009-07-12 Ira Rosen <irar@il.ibm.com>
10395 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10396 with additional argument.
10397 * tree-vectorizer.h (enum vect_def_type): Add
10398 vect_double_reduction_def.
10399 (vect_is_simple_reduction): Add argument.
10400 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10402 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10403 vect_is_simple_reduction with additional argument.
10404 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10406 (reduction_code_for_scalar_code): Handle additional codes by
10407 returning ERROR_MARK for them. Fix comment and indentation.
10408 (vect_is_simple_reduction): Fix comment, add argument to specify
10409 double reduction. Detect double reduction.
10410 (get_initial_def_for_induction): Fix indentation.
10411 (get_initial_def_for_reduction): Fix comment and indentation.
10412 Handle double reduction. Create initial definitions that do not
10413 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10414 (vect_create_epilog_for_reduction): Fix comment, add argument to
10415 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10416 epilogue result extraction. Create double reduction phi node and
10417 replace relevant uses.
10418 (vectorizable_reduction): Call vect_is_simple_reduction with
10419 additional argument. Fix indentation. Update epilogue code treatment
10420 according to the changes in reduction_code_for_scalar_code. Check
10421 for double reduction. Call vect_create_epilog_for_reduction with
10422 additional argument.
10423 * tree-vect-stmts.c (process_use): Handle double reduction, update
10425 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10426 (vect_get_vec_def_for_operand): Likewise.
10428 2009-07-12 Danny Smith <dansmister@gmail.com>
10430 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10431 dllexport if !TREE_PUBLIC.
10432 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10434 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10436 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10437 (avr_extra_arch_macro) Remove declatation.
10438 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10439 (avr_extra_arch_macro) Declare as static.
10440 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10442 2009-07-11 Jan Hubicka <jh@suse.cz>
10444 PR middle-end/48388
10445 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10447 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10450 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10451 cold_in_std_section bits.
10452 (dwarf2out_begin_prologue): Initialize them.
10453 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10454 if already covered by text_section or cold_text_section range.
10456 PR rtl-optimization/40667
10457 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10458 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10459 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10460 * config/i386/i386.c (ix86_minimum_alignment): New function.
10461 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10462 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10463 * emit-rtl.c (gen_reg_rtx): Likewise.
10464 * function.c (assign_parms): Likewise. If nominal_type needs
10465 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10466 rather than passed_type's alignment.
10469 * function.c (assign_parm_setup_stack): Adjust
10470 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10471 from nominal_mode on big endian.
10473 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10475 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10477 2009-07-10 DJ Delorie <dj@redhat.com>
10479 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10481 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10483 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10485 (thumb2_cbnz): Likewise.
10487 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10490 * config.gcc (supported_defaults): Add synci.
10491 (with_synci): Add validation.
10492 (all_defaults): Add synci.
10493 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10496 * config/mips/mips.opt (msynci): New option.
10497 * config/mips/mips.c (mips_override_options): Warn on use of
10498 -msynci for targets that do now support it.
10499 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10501 * gcc/doc/invoke.texi (-msynci): Document the new option.
10502 * doc/install.texi (--with-synci): Document the new option.
10504 2009-07-10 Richard Guenther <rguenther@suse.de>
10506 PR tree-optimization/40496
10507 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10508 the PHI result with a compatible type.
10510 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10514 * c.opt (Wunused-result): New.
10515 * doc/invoke.texi: Document it.
10516 * c-common.c (c_warn_unused_result): Use it.
10518 2009-07-09 DJ Delorie <dj@redhat.com>
10520 * targhooks.c (default_target_can_inline_p): Rename from
10521 default_target_option_can_inline_p.
10522 * targhooks.h (default_target_can_inline_p): Likewise.
10523 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10524 TARGET_OPTION_CAN_INLINE_P.
10525 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10526 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10527 (mep_target_can_inline_p): Rename from
10528 mep_target_option_can_inline_p.
10531 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10532 registers used to pass vectors.
10534 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10536 2009-07-09 Tom Tromey <tromey@redhat.com>
10538 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10539 * config/mmix/mmix.c: Include dwarf2.h.
10540 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10541 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10542 * config/sh/sh.c: Include dwarf2.h.
10543 * config/i386/i386.c: Include dwarf2.h.
10544 * Makefile.in (DWARF2_H): Remove 'elf'.
10545 * except.c: Include dwarf2.h.
10546 * unwind-dw2.c: Include dwarf2.h.
10547 * dwarf2out.c: Include dwarf2.h.
10548 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10549 * unwind-dw2-fde.c: Include dwarf2.h.
10550 * dwarf2asm.c: Include dwarf2.h.
10552 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10554 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10555 (max_issue): Use it.
10556 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10558 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10559 (region_sched_info): Update.
10560 * sched-ebb.c (ebb_sched_info): Update.
10561 * modulo-sched.c (sms_sched_info): Update.
10562 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10564 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10566 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10568 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10570 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10572 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10574 PR middle-end/40692
10575 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10576 arg1 with arg01 if arg1 is already INTEGER_CST.
10578 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10580 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10581 Transform (and (truncate)) into (truncate (and)).
10583 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10585 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10586 creating LHS paradoxical subregs. Fix surrounding returns to
10587 use NULL_RTX rather than 0.
10589 2009-07-08 DJ Delorie <dj@redhat.com>
10591 * config/mep/mep.c: (mep_option_can_inline_p): New.
10592 (TARGET_OPTION_CAN_INLINE_P): Define.
10594 2009-07-08 Mark Wielaard <mjw@redhat.com>
10597 * dwarf2out.c (add_data_member_location_attribute): When we have
10598 only a constant offset don't emit a new location description using
10599 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10602 2009-07-08 Richard Henderson <rth@redhat.com>
10605 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10606 (enum reg_class): Add CLOBBERED_REGS.
10607 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10608 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10609 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10610 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10611 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10612 force 64-bit sibcalls into R11.
10613 * config/i386/constraints.md (U): New constraint.
10614 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10615 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10616 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10618 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10620 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10622 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10623 * ebitmap.h (dump_ebitmap): Ditto.
10624 * optabs.h (optab_libfunc): Ditto.
10625 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10626 * tree-flow.h (vect_can_force_dr_alignment_p,
10627 get_vectype_for_scalar_type): Ditto.
10628 (vectorize_loops): Move prototype to ...
10629 * tree-vectorizer.h: ... here. Also, adjust comment.
10630 (vect_set_verbosity_level): Remove duplicate prototype.
10631 * tree-ssa-loop.c: Include tree-vectorizer.h.
10632 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10634 2009-07-08 Nick Clifton <nickc@redhat.com>
10636 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10639 2009-07-08 DJ Delorie <dj@redhat.com>
10641 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10642 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10643 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10645 * config/mep/intrinsics.md: Regenerated.
10646 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10647 registers when asm() or calls are detected.
10649 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10652 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10654 * gimple (gimple_build_call_from_tree): Likewise.
10655 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10656 no_warning flag before warning.
10658 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10660 * tree.c (set_expr_locus): Remove.
10661 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10662 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10664 * gimplify.c (internal_get_tmp_var): Likewise.
10665 (gimplify_call_expr): Likewise.
10666 (gimplify_one_sizepos): Likewise.
10668 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10671 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10672 to variables for debugging purposes.
10674 2009-06-23 Mark Loeser <mark@halcy0n.com>
10677 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10679 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10681 * pretty-print.c (pp_base_format): Remove %J.
10682 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10683 gcc_cxxdiag_char_table): Likewise.
10684 (init_dynamic_diag_info): Likewise.
10686 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10688 * pretty-print.c (pp_base_format): Remove %H.
10689 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10690 gcc_cxxdiag_char_table): Likewise.
10691 (init_dynamic_diag_info): Likewise.
10692 * config/mep/mep.c (mep_select_section): Likewise.
10694 2009-07-07 Duncan Sands <baldrick@free.fr>
10696 * final.c (pass_clean_state): Give the pass a name.
10697 * passes.c (pass_rest_of_compilation): Likewise.
10698 * tree-optimize.c (pass_all_optimizations): Likewise.
10700 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10702 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10703 an extra 'decl' for error_at.
10705 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10707 PR middle-end/40669
10708 * tree-tailcall.c (adjust_return_value_with_ops,
10709 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10710 if it has complex or vector type.
10712 2009-07-07 Olivier Hainque <hainque@adacore.com>
10714 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10717 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10719 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10721 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10723 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10724 * c-decl.c: Likewise.
10725 * function.c: Likewise.
10726 * varasm.c: Likewise.
10727 * tree-ssa.c: Likewise.
10728 * c-common.c: Likewise.
10729 * tree-cfg.c: Likewise.
10730 * config/spu/spu.c: Likewise.
10731 * config/ia64/ia64.c: Likewise.
10732 * config/v850/v850.c: Likewise.
10734 2009-07-06 DJ Delorie <dj@redhat.com>
10736 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10737 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10738 unspecified accesses to control registers.
10739 * config/mep/intrinsics.md: Regenerate.
10740 * config/mep/intrinsics.h: Regenerate.
10741 * config/mep/mep-intrin.h: Regenerate.
10743 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10745 * c-lex.c: Replace %H by an explicit location. Update all calls.
10746 * c-common.c: Likewise.
10747 * c-decl.c: Likewise.
10748 * c-typeck.c: Likewise.
10749 * fold-const.c: Likewise.
10750 * gimplify.c: Likewise.
10751 * stmt.c: Likewise.
10752 * tree-cfg.c: Likewise.
10753 * tree-ssa-loop-niter.c: Likewise.
10754 * tree-vrp.c: Likewise.
10755 * value-prof.c: Likewise.
10757 2009-07-06 Diego Novillo <dnovillo@google.com>
10759 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10760 if it has one. Handle cases where VAR does not have an
10761 annotation or cfun is NULL.
10763 2009-07-06 Diego Novillo <dnovillo@google.com>
10765 * tree.c: Include debug.h.
10766 (initialize_tree_contains_struct): New.
10767 (init_ttree): Call it.
10768 (tree_node_structure_for_code): Factor out of ...
10769 (tree_node_structure): ... here.
10770 * treestruct.def (TS_PHI_NODE): Remove.
10771 (TS_GIMPLE_STATEMENT): Remove.
10773 2009-07-06 Diego Novillo <dnovillo@google.com>
10775 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10776 (debug_tree_chain): Handle cycles.
10778 2009-07-06 Nick Clifton <nickc@redhat.com>
10779 DJ Delorie <dj@redhat.com>
10781 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10782 __FMOVD_ENABLED__ is defined.
10784 (TARGET_FMOVD): Provide a default definition.
10785 (MASK_FMOVD): Likewise.
10786 (TARGET_CPU_CPP_BUILTINS): Define
10787 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10788 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10789 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10790 (split for DF load from memory into register): Also handle
10791 MEMs which consist of REG+DISP addressing.
10792 (split for DF store from register to memory): Likewise.
10793 (movsf_ie): Always use single fp_mode.
10794 * config/sh/sh.c (sh_override_options): Do not automatically
10795 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10796 that to the -mfmovd command line switch.
10797 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10798 (fldi_ok): Always allow.
10799 * config/sh/sh.opt (mfmovd): Remove this switch.
10800 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10802 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10803 Kaz Kojima <kkojima@gcc.gnu.org>
10805 PR rtl-optimization/30807
10806 * postreload.c (reload_combine): For every new use of REG_SUM,
10807 record the use of BASE.
10809 2009-07-06 Jan Hubicka <jh@suse.cz>
10811 * params.def: Revert my accidental commit at 2009-06-30.
10813 2009-07-04 Ian Lance Taylor <iant@google.com>
10816 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10818 (mingw_format_attribute_overrides): Likewise.
10820 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10823 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10824 don't check cfa.reg. Instead of cfa.indirect use
10825 fde && fde->drap_reg != INVALID_REGNUM test.
10827 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10829 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10831 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10834 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10836 2009-07-03 Richard Guenther <rguenther@suse.de>
10838 PR tree-optimization/40640
10839 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10842 2009-07-03 Jan Hubicka <jh@suse.cz>
10844 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10845 for size, reduce amount of inlining.
10847 2009-07-03 Richard Guenther <rguenther@suse.de>
10849 PR middle-end/34163
10850 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10851 if t +- x is known to not overflow and the conversion widens the
10853 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10855 2009-07-03 Jan Hubicka <jh@suse.cz>
10857 * ipa-pure-const.c (analyze): Update loop optimizer init.
10858 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10859 try_remove_empty_loop, remove_empty_loops): Remove.
10860 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10861 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10862 to mark regular loops as neccesary.
10863 (degenerate_phi_p): New function.
10864 (propagate_necessity, remove_dead_phis): Use it.
10865 (forward_edge_to_pdom): Likewise.
10866 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10867 virtual PHI nodes that became unreachable.
10868 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10869 * tree-flow.h (remove_empty_loops): Remove.
10870 * passes.c (init_optimization_passes): Remove.
10872 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10874 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10875 can_create_pseudo_p.
10876 (*fix_trunc<mode>_i387_1): Ditto.
10877 (*floathi<mode>2_1): Ditto.
10878 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10879 (*fistdi2_1): Ditto.
10880 (*fist<mode>2_1): Ditto.
10881 (frndintxf2_floor): Ditto.
10882 (*fist<mode>2_floor_1): Ditto.
10883 (frndintxf2_ceil): Ditto.
10884 (*fist<mode>2_ceil_1): Ditto.
10885 (frndintxf2_trunc): Ditto.
10886 (frndintxf2_mask_pm): Ditto.
10887 (fxam<mode>2_i387_with_temp): Ditto.
10888 * config/i386/sse.md (mulv16qi3): Ditto.
10889 (*sse2_mulv4si3): Ditto.
10891 (sse4_2_pcmpestr): Ditto.
10892 (sse4_2_pcmpistr): Ditto.
10894 2009-07-03 Jan Hubicka <jh@suse.cz>
10896 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10897 (mark_stmt_necessary): Set it.
10898 (mark_operand_necessary): Set it.
10899 (mark_control_dependent_edges_necessary): Set it.
10900 (mark_virtual_phi_result_for_renaming): New function.
10901 (get_live_post_dom): New function.
10902 (forward_edge_to_pdom): New function.
10903 (remove_dead_stmt): Fix handling of control dependences.
10904 (tree_dce_init): Init new bitmap.
10905 (tree_dce_done): Free it.
10907 2009-07-02 Richard Guenther <rguenther@suse.de>
10910 * tree-ssa-structalias.c (new_var_info): Initialize
10913 2009-07-02 Jan Hubicka <jh@suse.cz>
10915 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10918 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10920 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10921 instead of recomputing it. Adjust calls.
10922 (emit_store_flag): Adjust recursive calls.
10924 2009-07-02 Richard Guenther <rguenther@suse.de>
10926 * tree-ssa-live.c (remove_unused_locals): Do not remove
10928 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10929 of DECL_EXTERNAL for HEAP variables.
10930 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10931 HEAP variables. Do not adjust RESTRICT vars.
10932 (find_what_var_points_to): Nobody cares if something
10933 points to READONLY.
10935 2009-07-02 Ben Elliston <bje@au.ibm.com>
10937 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10938 pc_low and pc_high declarations to the top of the function.
10940 2009-07-01 DJ Delorie <dj@redhat.com>
10942 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10943 registers as fixed.
10944 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10945 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10946 unspecified accesses to control registers.
10947 * config/mep/intrinsics.md: Regenerate.
10948 * config/mep/intrinsics.h: Regenerate.
10949 * config/mep/mep-intrin.h: Regenerate.
10951 2009-07-01 Anthony Green <green@moxielogic.com>
10953 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10954 instruction when possible.
10955 (moxie_expand_prologue): Ditto. Also, save an instruction and
10956 some complexity by popping off of $r12 instead of $sp.
10957 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10960 2009-07-01 Richard Henderson <rth@redhat.com>
10963 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10964 contained no insns, reposition note before last insn.
10966 2009-07-01 Richard Henderson <rth@redhat.com>
10969 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10970 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10972 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10975 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10976 darwin9 for printing reg addresses with %y.
10978 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10980 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10981 truncation from operands in binary operations.
10983 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10986 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10987 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10988 subreg of op0 to the original op0.
10990 * expmed.c (store_bit_field_1): Use a temporary as the destination
10991 instead of a paradoxical subreg when we need to truncate the result.
10993 2009-07-01 DJ Delorie <dj@redhat.com>
10995 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10996 names to VLIW variants.
10997 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10998 * config/mep/intrinsics.md: Regenerate.
10999 * config/mep/intrinsics.h: Regenerate.
11000 * config/mep/mep-intrin.h: Regenerate.
11002 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11005 * jump.c (returnjump_p): Revert last patch.
11006 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11008 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11011 * pa.md (casesi32p): Use jump table label to determine the offset
11013 (casesi64p): Likewise.
11015 * pa.c (forward_branch_p): Return bool type. Use instruction
11016 addresses when available. Assert that INSN has a jump label.
11017 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11020 2009-07-01 Richard Guenther <rguenther@suse.de>
11022 PR tree-optimization/19831
11023 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11024 that only act as barriers do not make any previous stores necessary.
11025 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11026 HEAP variables global, do not add a constraint from nonlocal.
11027 (find_func_aliases): Handle escapes through return statements.
11028 (compute_points_to_sets): Make escaped HEAP variables global.
11030 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11033 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11034 after reducing a DImode cstore to SImode.
11036 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11038 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11039 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11041 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11043 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11044 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11046 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11047 and umod_optab if TARGET_BSD_DIVMOD.
11048 * config/vax/lib1funcs.asm: New file.
11049 * config/vax/t-linux: New file.
11050 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11052 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11055 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11056 to type arguments that have void type.
11059 * dwarf2out.c (gen_formal_parameter_die): Call
11060 equate_decl_number_to_die if node is different from origin.
11062 2009-06-30 Anthony Green <green@moxielogic.com>
11064 Clean up moxie port for --enable-build-with-cxx.
11065 * config/moxie/moxie.c (moxie_function_value): First two
11066 parameters are const_tree, not tree.
11067 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11068 (REG_CLASS_NAMES): Ditto.
11069 (REGNO_REG_CLASS): Ditto.
11070 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11071 (moxie_function_value): Fix constyness of arguments.
11073 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11075 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11076 finalize_size_functions before further processing.
11077 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11078 (variable_size): Call self_referential_size on size expressions
11079 that contain a PLACEHOLDER_EXPR.
11080 (size_functions): New static variable.
11081 (copy_self_referential_tree_r): New static function.
11082 (self_referential_size): Likewise.
11083 (finalize_size_functions): New global function.
11084 * tree.c: Include tree-inline.h.
11085 (push_without_duplicates): New static function.
11086 (find_placeholder_in_expr): New global function.
11087 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11089 <tcc_expression>: Likewise.
11090 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11091 the call in the expression.
11092 * tree.h (finalize_size_functions): Declare.
11093 (find_placeholder_in_expr): Likewise.
11094 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11095 (substitute_placeholder_in_expr): Update comment.
11096 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11098 (copy_tree_body_r): Likewise.
11099 (copy_tree_body): New static function.
11100 (maybe_inline_call_in_expr): New global function.
11101 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11102 (maybe_inline_call_in_expr): Declare.
11103 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11104 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11107 2009-06-30 Richard Guenther <rguenther@suse.de>
11109 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11111 (propagate_necessity): Do not mark reaching defs of stores
11114 2009-06-30 Jan Hubicka <jh@suse.cz>
11116 * cfgloopanal.c (check_irred): Move into ...
11117 (mark_irreducible_loops): ... here; return true if ireducible
11119 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11120 (analyze_function): Try to prove loop finiteness.
11121 * cfgloop.h (mark_irreducible_loops): Update prototype.
11122 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11124 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11126 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11128 2009-06-30 Ira Rosen <irar@il.ibm.com>
11130 PR tree-optimization/40542
11131 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11134 2009-06-30 Martin Jambor <mjambor@suse.cz>
11136 PR tree-optimization/40582
11137 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11138 than useless_type_conversion_p.
11139 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11142 2009-06-30 Martin Jambor <mjambor@suse.cz>
11144 PR middle-end/40554
11145 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11147 2009-06-30 Richard Guenther <rguenther@suse.de>
11149 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11150 use ao_ref references.
11151 (walk_aliased_vdefs): Likewise.
11152 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11153 * tree-ssa-dce.c (struct ref_data): Remove.
11154 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11155 (mark_aliased_reaching_defs_necessary): Adjust.
11156 (mark_all_reaching_defs_necessary_1): Likewise.
11158 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11161 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11162 (emit_store_flag_1): Extract from emit_store_flag, adjust
11163 calls to (what now is) emit_cstore.
11164 (emit_store_flag): Call emit_store_flag_1 and also use it
11165 for what used to be recursive calls.
11167 2009-06-30 Wei Guozhi <carrot@google.com>
11170 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11171 if the target bb post dominates from bb.
11172 * config/i386/i386.c (memory_address_length): Check existence of base
11173 register before using it.
11175 2009-06-30 Nick Clifton <nickc@redhat.com>
11176 DJ Delorie <dj@redhat.com>
11178 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11179 __FMOVD_ENABLED__ is defined.
11181 (TARGET_FMOVD): Provide a default definition.
11182 (MASK_FMOVD): Likewise.
11183 (TARGET_CPU_CPP_BUILTINS): Define
11184 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11185 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11186 two fmov instructions depending upon whether TARGET_FMOVD is
11188 (split for DF load from memory into register): Also handle
11189 MEMs which consist of REG+DISP addressing.
11190 (split for DF store from register to memory): Likewise.
11191 * config/sh/sh.opt (mfmovd): Remove this switch.
11192 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11193 * config/sh/sh.c (sh_override_options): Do not automatically
11194 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11195 that to the -mfmovd command line switch.
11197 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11199 (fldi_ok): Always allow.
11200 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11202 2009-06-29 DJ Delorie <dj@redhat.com>
11204 * doc/install.texi (mep-x-elf): Correct chip's full name.
11206 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11208 * doc/extend.texi: Fix typo.
11210 2009-06-29 Tom Tromey <tromey@redhat.com>
11212 * dwarf2.h: Remove.
11213 * Makefile.in (DWARF2_H): New variable.
11214 (except.o): Use it.
11215 (dwarf2out.o): Likewise.
11216 (dwarf2asm.o): Likewise.
11217 * config/i386/t-i386: Use DWARF2_H.
11218 * except.c: Include elf/dwarf2.h.
11219 * unwind-dw2.c: Include elf/dwarf2.h.
11220 * dwarf2out.c: Include elf/dwarf2.h.
11221 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11222 <dtprel>: New field.
11223 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11224 (size_of_loc_descr): Likewise.
11225 (output_loc_operands_raw): Likewise.
11226 (output_loc_operands): Handle new dtprel field.
11227 (loc_checksum): Update.
11228 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11229 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11230 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11231 * dwarf2asm.c: Include elf/dwarf2.h.
11232 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11233 * config/mmix/mmix.c: Include elf/dwarf2.h.
11234 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11235 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11236 * config/sh/sh.c: Include elf/dwarf2.h.
11237 * config/i386/i386.c: Include elf/dwarf2.h.
11239 2009-06-29 DJ Delorie <dj@redhat.com>
11241 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11243 * doc/extend.texi: Add MeP attributes and pragmas.
11244 * doc/invoke.text: Add MeP Options.
11245 * doc/contrib.texi: Add MeP contribution.
11246 * doc/md.texi: Add MeP constraints.
11247 * doc/install.texi: Add MeP target.
11249 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11251 * target.h (struct gcc_target): Add frame_pointer_required field.
11252 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11253 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11254 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11256 * reload1.c (update_eliminables): (Ditto.).
11257 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11258 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11259 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11261 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11263 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11264 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11265 (arm_frame_pointer_required): New function.
11267 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11268 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11269 (avr_frame_pointer_required_p): Declare as static.
11270 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11272 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11273 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11274 (bfin_frame_pointer_required): Make as static, change return type
11276 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11278 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11279 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11280 (cris_frame_pointer_required): New function.
11282 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11284 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11285 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11286 (fr30_frame_pointer_required): New function.
11288 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11289 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11290 (frv_frame_pointer_required): Make as static, change return type
11292 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11294 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11295 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11296 (ix86_frame_pointer_required): Make as static, change return type to
11298 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11300 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11301 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11303 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11305 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11307 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11309 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11310 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11311 (mips_frame_pointer_required): Make as static.
11312 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11314 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11315 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11316 (mmix_frame_pointer_required): Mew function.
11318 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11319 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11321 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11323 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11325 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11327 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11328 (CAN_ELIMINATE): Redefine.
11329 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11330 (sparc_frame_pointer_required): New function.
11331 (sparc_can_eliminate): New function.
11332 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11334 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11335 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11337 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11338 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11339 (xtensa_frame_pointer_required): Make as static, change return type
11341 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11344 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11346 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11347 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11348 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11349 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11350 (register_callback): Handle PLUGIN_START_UNIT.
11351 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11353 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11355 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11357 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11358 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11360 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11362 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11365 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11367 * doc/extend.texi (Additional Floating Types): __float128 is also
11368 supported on i386 targets.
11370 2009-06-29 Richard Guenther <rguenther@suse.de>
11372 PR middle-end/14187
11373 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11375 (pt_solutions_same_restrict_base): Declare.
11376 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11378 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11379 (make_constraint_from, make_copy_constraint): Move earlier.
11380 (make_constraint_from_heapvar): New function.
11381 (make_constraint_from_restrict): Likewise.
11382 (handle_lhs_call): Use it.
11383 (find_func_aliases): Use it to track conversions to restrict
11384 qualified pointers.
11385 (struct fieldoff): Add only_restrict_pointers flag.
11386 (push_fields_onto_fieldstack): Initialize it.
11387 (create_variable_info_for): Track global restrict qualified pointers.
11388 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11389 Track restrict qualified pointer arguments.
11390 (set_uids_in_ptset): Use varinfo is_global_var flag.
11391 (find_what_var_points_to): Set the vars_contains_restrict flag.
11392 Always create the points-to solution for sets including restrict tags.
11393 (pt_solutions_same_restrict_base): New function.
11394 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11395 qualified pointers use pt_solutions_same_restrict_base as
11396 additional source for disambiguation.
11398 2009-06-29 Richard Guenther <rguenther@suse.de>
11400 PR middle-end/38212
11401 * alias.c (find_base_decl): Remove.
11402 (get_deref_alias_set_1): Remove restrict handling.
11403 * c-common.c (c_apply_type_quals_to_decl): Do not set
11404 DECL_POINTER_ALIAS_SET.
11405 * gimplify.c (find_single_pointer_decl_1): Remove.
11406 (find_single_pointer_decl): Likewise.
11407 (internal_get_tmp_var): Remove restrict handling.
11408 (gimple_regimplify_operands): Likewise.
11409 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11410 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11411 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11412 * tree.c (restrict_base_for_decl): Remove.
11413 (init_ttree): Do not allocate it.
11414 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11415 LABEL_DECL_UID for label decls.
11416 (copy_node_stat): Do not copy restrict information.
11417 (decl_restrict_base_lookup): Remove.
11418 (decl_restrict_base_insert): Likewise.
11419 (print_restrict_base_statistics): Likewise.
11420 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11421 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11422 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11423 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11424 (LABEL_DECL_UID): Adjust.
11425 (DECL_BASED_ON_RESTRICT_P): Remove.
11426 (DECL_GET_RESTRICT_BASE): Likewise.
11427 (SET_DECL_RESTRICT_BASE): Likewise.
11428 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11430 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11431 instead of DECL_POINTER_ALIAS_SET.
11432 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11433 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11434 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11436 2009-06-29 Richard Guenther <rguenther@suse.de>
11438 PR tree-optimization/40579
11439 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11440 the IL to simplify has constants that overflowed.
11442 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11444 PR tree-optimization/40550
11445 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11446 vector_compute_type only when the size of vector_compute_type is
11447 less than the size of type.
11449 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11451 * fold-const.c (contains_label_1): Fix comments.
11452 (contains_label_p): Do not walk trees multiple time.
11454 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11456 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11457 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11458 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11459 ix86_fp_comparison_operator.
11460 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11461 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11462 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11463 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11464 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11465 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11466 (related splits): Change predicate to ix86_fp_comparison_operator.
11467 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11468 instead of ix86_fp_comparison_codes.
11469 (ix86_trivial_fp_comparison_operator,
11470 ix86_fp_comparison_operator): New.
11471 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11472 (ix86_expand_compare): Eliminate last two parameters.
11473 (ix86_fp_jump_nontrivial_p): Kill.
11474 * config/i386/i386.c (put_condition_code): Eliminate call to
11475 ix86_fp_comparison_codes and subsequent assertion.
11476 (ix86_fp_comparison_codes): Eliminate.
11477 (ix86_fp_swap_condition): New.
11478 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11479 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11480 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11481 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11482 and ix86_fp_swap_condition.
11483 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11484 Use ix86_fp_comparison_strategy.
11485 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11486 (ix86_fp_jump_nontrivial_p): Eliminate.
11487 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11488 call to ix86_expand_compare.
11489 (ix86_split_fp_branch, ix86_expand_setcc,
11490 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11491 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11493 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11495 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11496 related to jump_clobbers.
11497 * config/arm/arm.md (conds): Remove jump_clob case.
11498 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11499 splits): Change comparison_operator to arm_comparison_operator.
11500 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11503 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11505 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11506 condition for floating point modes.
11507 * expmed.c (emit_store_flag_1): Move here a bigger part
11508 of emit_store_flag.
11509 (emit_store_flag): Try swapping the condition for floating point
11511 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11513 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11515 * expr.c (expand_expr_real_1): Just use do_store_flag.
11516 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11517 emit_store_flag_force.
11518 * expmed.c (emit_store_flag_force): Copy here trick
11519 previously in expand_expr_real_1. Try reversing the comparison.
11520 (emit_store_flag_1): Work if target is NULL.
11521 (emit_store_flag): Work if target is NULL, using the result mode
11522 from the comparison. Use split_comparison, restructure final part
11523 to simplify conditionals.
11525 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11527 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11528 * dojump.c (do_jump): Change handling of floating-point
11529 ops to use just do_compare_and_jump.
11530 (split_comparison): New.
11531 (do_compare_rtx_and_jump): Add here logic coming previously
11532 in do_jump, using split_comparison.
11534 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11537 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11539 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11541 * tree-ssa-alias.c: Fix unintentional commit.
11543 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11545 * passes.c (execute_one_pass): Fix unintentional commit.
11547 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11549 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11550 (df_rd_local_compute, df_md_local_compute): Inline them.
11552 (df_md_scratch): New.
11553 (df_md_alloc, df_md_free): Allocate/free it.
11554 (df_md_local_compute): Only include live registers in init.
11555 (df_md_transfer_function): Prune the in-set computed by
11556 the confluence function, and the gen-set too.
11558 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11560 PR rtl-optimization/26854
11561 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11562 * df-problems.c (df_rd_add_problem): Fix comment.
11563 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11564 df_md_simulate_artificial_defs_at_top,
11565 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11566 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11567 df_md_transfer_function, df_md_init, df_md_confluence_0,
11568 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11569 problem_MD, df_md_add_problem): New.
11570 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11571 df_md_get_bb_info): New.
11572 (DF_LAST_PROBLEM_PLUS1): Adjust.
11574 * Makefile.in (fwprop.o): Include domwalk.h.
11575 * fwprop.c: Include domwalk.h.
11576 (reg_defs, reg_defs_stack): New.
11577 (bitmap_only_bit_between): Remove.
11578 (process_defs): New.
11579 (process_uses): Use reg_defs and local_md instead of
11580 bitmap_only_bit_between and local_rd.
11581 (single_def_use_enter_block): New, from build_single_def_use_links.
11582 (single_def_use_leave_block): New.
11583 (build_single_def_use_links): Remove code moved to
11584 single_def_use_enter_block, invoke domwalk.
11585 (use_killed_between): Adjust comment.
11587 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11589 * bitmap.h (bitmap_ior_and_into): New.
11590 * bitmap.c (bitmap_ior_and_into): New.
11592 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11594 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11595 before_dom_children_before_stmts and after_dom_children_after_stmts.
11596 Rename the two remaining callbacks to just before_dom_children and
11597 after_dom_children. Remove other GIMPLE statement walking bits.
11598 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11599 * graphite.c: Do not include domwalk.h.
11600 * tree-into-ssa.c (interesting_blocks): New global.
11601 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11602 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11603 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11604 now that they're not domwalk callbacks.
11605 (rewrite_initialize_block): Rename to...
11606 (rewrite_enter_block): ... this, place after called functions. Test
11607 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11608 (rewrite_finalize_block): Rename to...
11609 (rewrite_leave_block): ... this, place after called functions.
11610 (rewrite_update_init_block): Rename to...
11611 (rewrite_update_enter_block): ... this, place after called functions.
11612 Test interesting_blocks, call rewrite_update_stmt and
11613 rewrite_update_phi_arguments.
11614 (rewrite_update_fini_block): Rename to...
11615 (rewrite_leave_block): ... this, place after called functions.
11616 (rewrite_blocks): Remove last argument, simplify initialization of
11618 (mark_def_sites_initialize_block): Rename to...
11619 (mark_def_sites_block): ... this, call mark_def_sites.
11620 (mark_def_sites_blocks): Remove argument, simplify initialization of
11622 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11623 (update_ssa): Likewise.
11624 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11626 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11627 (dom_opt_initialize_block): Rename to...
11628 (dom_opt_enter_block): ... this, place after called functions. Walk
11629 statements here, inline propagate_to_outgoing_edges.
11630 (dom_opt_finalize_block): Rename to...
11631 (dom_opt_leave_block): ... this, place after called functions.
11632 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11634 (dse_enter_block, dse_record_phi): New.
11635 (dse_record_phis): Delete.
11636 (dse_finalize_block): Rename to...
11637 (dse_leave_block): ... this.
11638 (tree_ssa_dse): Simplify initialization of walk_data.
11639 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11640 Adjust initialization of walk_data.
11641 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11642 * tree-ssa-loop-phiopt.c (get_non_trapping):
11643 Adjust initialization of walk_data.
11644 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11645 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11646 it's not a domwalk callback.
11647 (uncprop_initialize_block): Rename to...
11648 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11649 (dse_finalize_block): Rename to...
11650 (dse_leave_block): ... this.
11651 (tree_ssa_uncprop): Simplify initialization of walk_data.
11652 * Makefile.in: Adjust dependencies.
11654 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11656 * arm.md (casesi): Fix test for Thumb1.
11657 (thumb1_casesi_internal_pic): Likewise.
11658 (thumb1_casesi_dispatch): Likewise.
11660 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11662 * config/arm/arm-cores.def: Added core cortex-m0.
11663 * config/arm/arm-tune.md: Regenerated.
11664 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11666 2009-06-26 DJ Delorie <dj@redhat.com>
11668 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11670 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11671 the scheduler doesn't tag jump insns.
11673 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11675 * c-decl.c (merge_decls): Re-indent.
11677 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11680 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11681 Special-case decimal float constants.
11683 2009-06-26 Richard Henderson <rth@redhat.com>
11685 * function.h (struct function): Add cannot_be_copied_reason,
11686 and cannot_be_copied_set.
11687 * tree-inline.c (has_label_address_in_static_1): Rename from
11688 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11689 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11690 don't set inline_forbidden_reason.
11691 (copy_forbidden): New function, split out of inline_forbidden_p.
11692 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11693 (inline_forbidden_p): Use copy_forbidden.
11694 (tree_versionable_function_p): Likewise.
11695 (inlinable_function_p): Merge into tree_inlinable_function_p.
11696 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11697 * ipa-cp.c (ipcp_versionable_function_p): New function.
11698 (ipcp_cloning_candidate_p): Use it.
11699 (ipcp_node_modifiable_p): Likewise.
11701 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11703 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11704 that is marked not to be inlined. Remove flag_mudflap use.
11705 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11706 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11708 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11711 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11712 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11714 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11716 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11718 (__mingwthr_remove_key_dtor): Likewise.
11720 2009-06-26 Richard Guenther <rguenther@suse.de>
11722 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11724 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11726 PR middle-end/40525
11727 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11728 try the non-cond_exec path also.
11730 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11733 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11734 (output_cbranch): Use new functions.
11735 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11738 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11739 Pat Haugen <pthaugen@us.ibm.com>
11740 Revital Eres <ERES@il.ibm.com>
11742 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11743 for %c error. Add %x support to print VSX registers as a unified
11744 register set, instead of separate float and altivec registers.
11745 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11746 %y case, and add support for VSX pre-modify addresses.
11747 (output_toc): Add assert for CONST containing an integer constant
11749 (rs6000_adjust_cost): Add POWER7 support.
11750 (insn_must_be_first_in_group): Ditto.
11751 (insn_must_be_last_in_group): Ditto.
11752 (rs6000_emit_popcount): Ditto.
11753 (rs6000_vector_mode_supported_p): Ditto.
11755 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11756 Change some of the functions called by macros to being called
11757 through a pointer, so debug functions can be inserted if
11758 -mdebug=addr or -mdebug=cost.
11759 (rs6000_preferred_reload_class_ptr): Ditto.
11760 (rs6000_secondary_reload_class_ptr): Ditto.
11761 (rs6000_secondary_memory_needed_ptr): Ditto.
11762 (rs6000_cannot_change_mode_class_ptr): Ditto.
11763 (rs6000_secondary_reload_inner): Ditto.
11764 (rs6000_legitimize_reload_address): Ditto.
11765 (rs6000_legitimize_reload_address_ptr): Ditto.
11766 (rs6000_mode_dependent_address): Ditto.
11767 (rs6000_mode_dependent_address_ptr): Ditto.
11769 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11770 function to return true if the mode allows reg + integer
11772 (virtual_stack_registers_memory_p): New function to return true if
11773 the address refers to a virtual stack register.
11774 (rs6000_legitimate_offset_address_p): Move code to say whether a
11775 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11777 (rs6000_legitimate_address_p): Add checks for modes that only can
11778 do reg+reg addressing. Start adding VSX support.
11779 (rs6000_legitimize_reload_address): Ditto.
11780 (rs6000_legitimize_address): Ditto.
11781 (rs6000_debug_legitimate_address_p): New debug functions for
11782 -mdebug=addr and -mdebug=cost.
11783 (rs6000_debug_rtx_costs): Ditto.
11784 (rs6000_debug_address_costs): Ditto.
11785 (rs6000_debug_adjust_cost): Ditto.
11786 (rs6000_debug_legitimize_address): Ditto.
11787 (rs6000_legitimize_reload_address_ptr): Point to call normal
11788 function or debug function. Make functions called via pointer
11790 (rs6000_mode_dependent_address_ptr): Ditto.
11791 (rs6000_secondary_reload_class_ptr): Ditto.
11792 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11793 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11794 into a friendlier error.
11795 (rs6000_init_builtins): Add initial VSX support.
11796 (rs6000_adjust_cost): Fix some spacing issues.
11798 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11799 (REG_CLASS_NAMES): Ditto.
11800 (REG_CLASS_CONTENTS): Ditto.
11801 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11802 pointer, to add -mdebug=addr support.
11803 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11804 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11805 -mdebug=addr support.
11806 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11807 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11808 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11810 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11812 (bswapsi*): Set attribute types for load/store. Add combiner
11813 patterns to eliminate zero extend on 64-bit.
11814 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11815 stdbrx if the hardware supports those instructions.
11817 2009-06-25 Ian Lance Taylor <iant@google.com>
11819 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11820 (Link Options): Document -static-libstdc++.
11822 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11825 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11826 DATA_ALIGNMENT instead.
11828 2009-06-25 Richard Guenther <rguenther@suse.de>
11830 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11831 indirect references against the callused/escaped solutions.
11832 (call_may_clobber_ref_p_1): Likewise.
11834 2009-06-25 Martin Jambor <mjambor@suse.cz>
11836 PR tree-optimization/40493
11837 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11838 (enum unscalarized_data_handling): New type.
11839 (handle_unscalarized_data_in_subtree): Return what has been done.
11840 (load_assign_lhs_subreplacements): Handle left flushes differently.
11841 (sra_modify_assign): Use unscalarized_data_handling, simplified
11842 condition determining whether to remove the statement.
11844 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11846 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11847 excerpt - @ should be doubled for texinfo.
11849 2009-06-24 Ian Lance Taylor <iant@google.com>
11851 * config/arc/arc.c: Include "df.h".
11852 (arc_attribute_table): Make static. Move higher in file.
11853 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11854 (output_shift): Initialize n later to avoid warning.
11855 * config/arm/arm.c (arm_attribute_table): Make static. Move
11857 * config/avr/avr.c (avr_attribute_table): Make static. Move
11859 (reg_class_tab): Change array type from int to enum reg_class.
11860 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11862 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11863 (lshrhi3_out): Likewise.
11864 (class_likely_spilled_p): Change return type to bool.
11865 (avr_rtx_costs): Use local code variable with enum type.
11866 * config/avr/avr.md (movmemhi): Use add_reg_note.
11867 (andhi3, andsi3): Don't use AS2 with "and".
11868 (iorhi3, iorsi3): Don't use AS2 with "or".
11869 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11870 * config/crx/crx.c: Include "df.h".
11871 (crx_attribute_table): Make static.
11872 * config/m32r/m32r.c: Include "df.h".
11873 (m32r_attribute_table): Make static. Move higher in file.
11874 (pop): Use add_reg_note.
11875 (block_move_call): Change 0 to LCT_NORMAL in function call.
11876 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11877 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11878 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11879 declare, not just when TREE_CODE is defined.
11880 * config/m68hc11/m68hc11.c: Include "expr.h".
11881 (m68hc11_attribute_table): Make static. Move higher in file.
11882 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11884 (m68hc11_register_indirect_p): Likewise.
11885 (m68hc11_function_arg_padding): Change return type to enum
11887 (emit_move_after_reload): Use add_reg_note.
11888 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11889 (m68hc11_split_logical): Likewise.
11890 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11892 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11893 to VOIDmode in function call.
11894 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11896 (m68hc11_split_logical): Update declaration.
11897 (m68hc11_function_arg_padding): Update declaration.
11898 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11899 to array of enum reg_class.
11900 (mcore_attribute_table): Make static. Move higher in file.
11901 (mcore_rtx_costs): Add cast to enum type.
11902 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11903 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11904 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11906 * config/sh/predicates.md (trapping_target_operand): Rename and to
11908 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11910 * config/spu/spu.c (spu_attribute_table): Make static. Move
11912 * config/v850/v850.c (v850_attribute_table): Make static. Move
11914 (v850_rtx_costs): Use local code with enum type.
11915 (expand_epilogue): Add cast.
11916 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11918 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11921 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11922 -m2a-single-only and -m2a-nofpu.
11923 * config/sh/sh.opt: Document m2a generates FPU code.
11925 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11927 * defaults.h (CAN_ELIMINATE): Provide default.
11928 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11929 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11930 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11931 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11932 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11933 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11934 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11935 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11936 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11937 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11939 2009-06-24 DJ Delorie <dj@redhat.com>
11941 * mep-ext-cop.cpu: Fix copyright notice.
11942 * mep-default: Fix copyright notice.
11943 * mep-core: Fix copyright notice.
11944 * mep: Fix copyright notice.
11945 * mep-ivc2: Fix copyright notice.
11946 * mep-c5: Fix copyright notice.
11948 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11950 * doc/contrib.texi (Contributors):
11952 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11954 PR middle-end/40501
11955 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11956 src and dst operands if necessary.
11958 2009-06-23 DJ Delorie <dj@redhat.com>
11961 * config.gcc: Add mep support.
11962 * recog.c: Resurrect validate_replace_rtx_subexp().
11963 * recog.h: Likewise.
11964 * config/mep/: Add new port:
11965 * config/mep/constraints.md: New file.
11966 * config/mep/default.h: New file.
11967 * config/mep/intrinsics.h: New file.
11968 * config/mep/intrinsics.md: New file.
11969 * config/mep/ivc2-template.h: New file.
11970 * config/mep/mep-c5.cpu: New file.
11971 * config/mep/mep-core.cpu: New file.
11972 * config/mep/mep-default.cpu: New file.
11973 * config/mep/mep-ext-cop.cpu: New file.
11974 * config/mep/mep-intrin.h: New file.
11975 * config/mep/mep-ivc2.cpu: New file.
11976 * config/mep/mep-lib1.asm: New file.
11977 * config/mep/mep-lib2.c: New file.
11978 * config/mep/mep-pragma.c: New file.
11979 * config/mep/mep-protos.h: New file.
11980 * config/mep/mep-tramp.c: New file.
11981 * config/mep/mep.c: New file.
11982 * config/mep/mep.cpu: New file.
11983 * config/mep/mep.h: New file.
11984 * config/mep/mep.md: New file.
11985 * config/mep/mep.opt: New file.
11986 * config/mep/predicates.md: New file.
11987 * config/mep/t-mep: New file.
11989 2009-06-23 Ian Lance Taylor <iant@google.com>
11991 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11992 from loose_warn into c_loose_warn and from strict_warn into
11993 c_strict_warn. Set and substitute warn_cxxflags. Check for
11994 --enable-build-with-cxx. Set and substitute
11995 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11996 * Makefile.in (CXXFLAGS): New variable.
11997 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11998 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11999 the default is the same as $(STRICT_WARN).
12000 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12001 (CXX): New variable.
12002 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12003 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12004 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12005 (HOST_LIBS): New variable.
12006 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12007 (ALL_CXXFLAGS): New variable.
12008 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12009 * doc/install.texi (Configuration): Document
12010 --enable-build-with-cxx, --with-stage1-ldflags,
12011 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12012 * configure: Rebuild.
12014 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12016 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12017 from previous commit.
12019 2009-06-23 Ian Lance Taylor <iant@google.com>
12021 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12023 2009-06-23 Ian Lance Taylor <iant@google.com>
12025 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12026 with ATTRIBUTE_UNUSED.
12028 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12029 Pat Haugen <pthaugen@us.ibm.com>
12030 Revital Eres <eres@il.ibm.com>
12032 * config.in (HAVE_AS_POPCNTD): Add default definition.
12033 (HAVE_AS_LWSYNC): Ditto.
12035 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12037 (gcc_cv_as_powerpc_cmpb): Ditto.
12038 (gcc_cv_as_powerpc_dfp): Ditto.
12039 (gcc_cv_as_powerpc_vsx): Ditto.
12040 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12041 supporting the popcntd/lwsync instructions.
12042 (gcc_cv_as_powerpc_lwsync): Ditto.
12043 * configure: Regenerate.
12045 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12046 -mcpu=native and -mcpu=power7.
12047 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12049 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12050 a variable instead of a mask to reduce the number of mask bits.
12051 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12052 (-mbit-word): Ditto.
12053 (-mregnames): Ditto.
12054 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12055 (-mfused-madd): Ditto.
12057 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12059 (-mvsx): New switch for VSX instructions.
12060 (-misel): Move from a variable to a mask to allow it to be set by
12063 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12064 function declaration to an array declaration.
12065 (rs6000_hard_regno_nregs): New external array declaration.
12067 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12068 files included by rs6000.md.
12070 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12071 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12073 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12075 (rs6000_debug_reg): New -mdebug= variables.
12076 (rs6000_debug_addr): Ditto.
12077 (rs6000_debug_cost): Ditto.
12078 (rs6000_pmode): New variable to hold Pmode.
12079 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12080 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12081 calculated at compiler start.
12082 (rs6000_hard_regno_nregs): Change function to an array which holds
12083 HARD_REGNO_NREGS calculated at compiler start.
12084 (rs6000_explicit_options): Delete isel field.
12085 (rs6000_vector_unit): New array to hold which vector unit
12086 supports arithmetic options for a given type.
12087 (rs6000_vector_mem): New array to hold which vector unit supports
12088 memory reference operations for a given type.
12089 (rs6000_vector_align): New array to given the alignment of each
12091 (power7_cost): New basic costs for power7.
12092 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12093 (rs6000_hard_regno_nregs_internal): New function, moved from
12094 HARD_REGNO_NREGS, to calculate the number of registers each hard
12095 register takes for each type.
12096 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12097 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12098 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12099 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12100 unit information here so it is calculated once at compiler startup
12102 (rs6000_override_options): Make -misel a target mask. Add more
12103 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12104 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12106 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12107 (rs6000_handle_option): Move -misel from variable to target mask.
12108 (rs6000_builtin_mask_for_load): Add VSX support.
12109 (rs6000_conditional_register_usage): Ditto.
12110 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12111 (function_arg_boundary): Ditto.
12112 (rs6000_expand_builtin): Ditto.
12113 (def_builtin): Make abort message a little friendlier.
12114 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12116 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12117 assembler support the popcntd instruction instead of a vsx
12118 instruction to enable power7 support.
12119 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12120 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12121 option to the assembler if -mcpu=native.
12122 (ASM_CPU_NATIVE_SPEC): Ditto.
12123 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12125 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12126 the lwsync instruction.
12127 (enum processor_type): Add PROCESSOR_POWER7.
12128 (rs6000_debug_reg): New -mdebug= options.
12129 (rs6000_debug_addr): Ditto.
12130 (rs6000_debug_cost): Ditto.
12131 (rs6000_isel): Delete.
12132 (enum rs6000_vector): New enum to say what vector unit we have.
12133 (VECTOR_UNIT_*): New macros to say which vector unit has
12134 arithmetic operations for a given type.
12135 (VECTOR_MEM_*): New macros to say which vector unit has memory
12136 operations for a given type.
12137 (TARGET_LDBRX): Whether the machine supports the ldbrx
12139 (TARGET_ISEL): Delete, -misel moved to be a mask.
12140 (TARGET_ISEL64): New macro for 64-bit isel support.
12141 (UNITS_PER_VSX_WORD): New macro.
12142 (POINTER_SIZE): Move to be an external variable, rather than
12143 calculating whether we are generating 32 ot 64-bit code.
12145 (STACK_BOUNDARY): Add VSX support.
12146 (LOCAL_ALIGNMENT): Ditto.
12147 (SLOW_UNALIGNED_ACCESS): Ditto.
12148 (VSX_REGNO_P): New macro for VSX support.
12149 (VFLOAT_REGNO_P): Ditto.
12150 (VINT_REGNO_P): Ditto.
12151 (VLOGICAL_REGNO_P): Ditto.
12152 (VSX_VECTOR_MODE): Ditto.
12153 (VSX_SCALAR_MODE): Ditto.
12155 (VSX_MOVE_MODE): Ditto.
12156 (VSX_REG_CLASS_P): Ditto.
12157 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12159 (UNITS_PER_SIMD_WORD): Add VSX support.
12160 (MODES_TIEABLE_P): Ditto.
12161 (STARTING_FRAME_OFFSET): Ditto.
12162 (STACK_DYNAMIC_OFFSET): Ditto.
12163 (EPILOGUE_USES): Ditto.
12164 (REGNO_REG_CLASS): Move to array lookup.
12165 (CLASS_MAX_NREGS): Ditto.
12166 (rs6000_vector_reg_class): Add declaration.
12167 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12168 overlap with the floating point and Altivec registers.
12170 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12172 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12173 give the appropriate asm switches if -mcpu=native.
12174 (host_detect_local_cpu): Add support for "asm".
12175 (host_detect_local_cpu): Follow GNU code guidelines for name.
12177 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12178 -mbit-word to a variable instead of being a target mask.
12180 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12181 emit the lwsync instruction instead of emitting the instruction as
12182 an integer constant.
12184 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12185 fixuns_trundfsi2, move expander into rs6000.md.
12187 * config/rs6000/rs6000.md (cpu): Add power7.
12188 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12189 (logical predicate patterns): Change the single instruction
12190 primitives that set CR0 to be fast_compare instead of compare.
12192 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12193 (popcntddi2): Ditto.
12194 (popcount<mode>): Ditto.
12195 (floating multiply/add insns): Name the floating point
12196 multiply/add insns.
12197 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12198 (isel_unsigned_<mode>): Ditto.
12199 (fixuns_trundfsi2): Move expander here from spe.md.
12200 (smindi3): Define if we have -misel on 64-bit systems.
12205 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12207 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12209 * config/avr/avr.c (avr_current_device): New variable.
12210 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12211 (avr_arch, mcu_type_s): Move to avr.h.
12212 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12213 default_data_section_start fields.
12214 (avr_arch): Moved from avr.c.
12215 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12216 library_name fields.
12217 (avr_current_device, avr_mcu_types, avr_arch_types,
12218 avr_device_to_arch, avr_device_to_data_start,
12219 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12220 (EXTRA_SPEC_FUNCTIONS): Define.
12221 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12222 options mapping. Use device_to_arch and device_to_data_start insted.
12223 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12224 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12225 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12226 * config/avr/driver-avr.c: New file.
12227 * config/avr/avr-devices.c: New file.
12229 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12231 * var-tracking.c (unshare_variable): Force initialized to
12232 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12233 (set_variable_part): Likewise.
12234 (struct variable_union_info): Remove pos_src field.
12235 (vui_vec, vui_allocated): New variables.
12236 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12237 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12238 == 1 use a simpler sorting algorithm. Compute pos field right
12239 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12240 Avoid quadratic comparison if !flag_var_tracking_uninit.
12241 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12242 unshare_variable unconditionally.
12243 (dataflow_set_different_2): Removed.
12244 (dataflow_set_different): Don't traverse second hash table.
12245 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12246 unconditionally to var_reg_set or var_mem_set.
12247 (emit_notes_in_bb): Likewise.
12248 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12250 (emit_note_insn_var_location): Don't set initialized to
12251 VAR_INIT_STATUS_INITIALIZED early.
12252 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12254 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12256 * tree-object-size.c (addr_object_size): Instead of checking
12257 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12258 are no FIELD_DECLs following it.
12260 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12262 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12263 order to match bswaps with signed source operands.
12265 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12267 * sdbout.c (sdbout_one_type): Fix braces in switch.
12269 2009-06-23 Richard Guenther <rguenther@suse.de>
12271 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12273 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12274 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12275 var_callused, callused_tree, var_storedanything, storedanything_tree,
12276 var_integer, integer_tree): Remove global variables.
12277 (new_var_info): Do not pass new id, append the new var to the
12278 global variable vector.
12279 (do_ds_constraint): Use is_global_var member of the variable-info.
12280 (new_scalar_tmp_constraint_exp): Adjust.
12281 (create_function_info_for): Likewise.
12282 (create_variable_info_for): Likewise.
12283 (find_what_var_points_to): Remove dead code.
12284 (init_base_vars): Simplify.
12285 (compute_points_to_sets): Adjust.
12287 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12289 * combine.c (try_combine): Dump information about the insns we're
12292 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12294 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12295 check when calling force_to_mode on TRUNCATE's operand.
12297 2009-06-22 Ian Lance Taylor <iant@google.com>
12299 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12301 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12303 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12305 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12307 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12308 override library linkage flags such as -static-libgcc or
12311 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12313 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12315 2009-06-22 Ian Lance Taylor <iant@google.com>
12317 * config/linux.opt: Put mglibc ahead of muclibc.
12319 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12320 for duplicate decls.
12322 2009-06-22 Matthias Klose <doko@ubuntu.com>
12324 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12326 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12329 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12330 instead of NULL if a parser error occurs.
12332 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12334 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12335 non-DWARF2_DEBUGGING_INFO version.
12337 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12339 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12340 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12342 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12343 (LIBGCC2_TF_CEXT): Define.
12346 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12349 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12351 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12353 * config/arm/arm.c (arm_override_options): Disable
12354 -mcaller-super-interworking and -mcallee-super-interworking.
12355 * doc/invoke.texi (ARM Options): Document this.
12357 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12359 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12360 * config/arm/constraints.md (j): New constraint for movw operands.
12361 (N): Remove thumb2 meaning.
12362 * config/arm/arm.md (*arm_movw): Delete.
12363 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12364 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12365 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12367 2009-06-22 Martin Jambor <mjambor@suse.cz>
12369 PR tree-optimization/40492
12370 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12371 build_ref_for_offset.
12373 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12375 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12376 JUMP_TABLE_DATA_P predicates where applicable.
12377 * auto-inc-dec.c: Ditto.
12378 * builtins.c: Ditto.
12379 * caller-save.c: Ditto.
12381 * cfgcleanup.c: Ditto.
12382 * cfglayout.c: Ditto.
12384 * combine.c: Ditto.
12385 * combine-stack-adj.c: Ditto.
12389 * df-scan.c: Ditto.
12391 * dwarf2asm.c: Ditto.
12392 * dwarf2out.c: Ditto.
12393 * emit-rtl.c: Ditto.
12399 * function.c: Ditto.
12402 * genpreds.c: Ditto.
12403 * genrecog.c: Ditto.
12405 * ira-costs.c: Ditto.
12406 * ira-lives.c: Ditto.
12408 * loop-iv.c: Ditto.
12409 * lower-subreg.c: Ditto.
12410 * modulo-sched.c: Ditto.
12412 * postreload.c: Ditto.
12413 * print-rtl.c: Ditto.
12415 * reginfo.c: Ditto.
12416 * regmove.c: Ditto.
12417 * reload1.c: Ditto.
12420 * rtlanal.c: Ditto.
12422 * sched-vis.c: Ditto.
12424 * sel-sched-ir.c: Ditto.
12425 * simplify-rtx.c: Ditto.
12426 * targhooks.c: Ditto.
12427 * var-tracking.c: Ditto.
12428 * vmsdbgout.c: Ditto.
12430 2009-06-22 Matthias Klose <doko@ubuntu.com>
12432 * Makefile.in (install-plugin): Always use DESTDIR.
12434 2009-06-22 Olivier Hainque <hainque@adacore.com>
12436 * config/pa/pa.c (output_call): Don't optimize post call jumps
12437 into return address adjustments if the call may throw.
12439 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12441 * arm.c (thumb1_output_casesi): New function.
12442 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12443 optimizing for size or PIC.
12444 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12445 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12446 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12447 (thumb1_casesi_internal_pic): New expand rule.
12448 (thumb1_casesi_dispatch): New pattern.
12449 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12451 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12452 in the text seciton when PIC or optimizing for size.
12453 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12454 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12455 preservation properties of code.
12456 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12457 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12458 (__gnu_thumb1_case_si): New function.
12459 * t-arm (LIB1ASMSRC): Define here.
12460 (LIB1ASMFUNCS): Add some common functions.
12461 * t-arm-elf (LIB1ASMSRC): Delete.
12462 (LIB1ASMFUNCS): Append to existing set.
12463 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12464 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12465 * t-symbian (LIB1ASMFUNCS): Likewise.
12466 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12467 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12469 2009-06-21 Richard Guenther <rguenther@suse.de>
12471 PR tree-optimization/38729
12472 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12473 to loops with a single exit if -fno-expensive-optimizations.
12475 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12477 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12478 (dataflow_set): Change vars type from htab_t to shared_hash.
12479 (shared_hash_pool, empty_shared_hash): New variables.
12480 (vars_clear): Removed.
12481 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12482 shared_hash_find_slot_unshare, shared_hash_find_slot,
12483 shared_hash_find_slot_noinsert, shared_hash_find): New
12485 (shared_hash_unshare, shared_hash_destroy): New functions.
12486 (unshare_variable): Unshare set->vars if shared, use
12488 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12489 (get_init_value, find_src_set_src, dump_dataflow_set,
12490 clobber_variable_part, emit_notes_for_differences): Use
12492 (dataflow_set_init): Remove second argument, set vars to
12493 empty_shared_hash instead of creating a new htab.
12494 (dataflow_set_clear): Call shared_hash_destroy and set vars
12495 to empty_shared_hash instead of calling vars_clear.
12496 (dataflow_set_copy): Don't call vars_copy, instead just share
12497 the src htab with dst.
12498 (variable_union): Use shared_hash_*, use initially NO_INSERT
12499 lookup if set->vars is shared. Don't keep slot cleared before
12500 calling unshare_variable. Unshare set->vars if needed.
12501 Even ->refcount == 1 vars must be unshared if set->vars is shared
12502 and var needs to be modified.
12503 (variable_canonicalize): New function.
12504 (dataflow_set_union): If dst->vars is empty, just share src->vars
12505 with dst->vars and traverse with variable_canonicalize to canonicalize
12506 and unshare what is needed.
12507 (dataflow_set_different): If old_set and new_set use the same shared
12508 htab, they aren't different. If number of htab elements is different,
12509 htabs are different. Use shared_hash_*.
12510 (dataflow_set_destroy): Call shared_hash_destroy instead of
12512 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12513 second argument to dataflow_set_init.
12514 (vt_initialize): Likewise. Initialize shared_hash_pool and
12515 empty_shared_hash, move bb in/out initialization afterwards.
12516 Use variable_htab_free instead of NULL as changed_variables del hook.
12517 (variable_was_changed): Change type of second argument to pointer to
12518 dataflow_set. When inserting var into changed_variables, bump
12519 refcount. Unshare set->vars if set is shared htab and slot needs to
12521 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12522 lookup if set->vars is shared. Unshare set->vars if needed.
12523 Even ->refcount == 1 vars must be unshared if set->vars is shared
12524 and var needs to be modified. Adjust variable_was_changed caller.
12525 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12526 vars must be unshared if set->vars is shared and var needs to be
12527 modified. Adjust variable_was_changed caller.
12528 (emit_note_insn_var_location): Don't pool_free var.
12529 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12531 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12532 free_alloc_pool on shared_hash_pool.
12534 2009-06-20 Anthony Green <green@moxielogic.com>
12536 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12537 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12539 2009-06-20 Richard Guenther <rguenther@suse.de>
12541 * tree-ssa-structalias.c (find_func_aliases): For memset use
12542 a constraint from NULL if we memset to zero.
12543 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12544 we explicitly handle that do not read from memory.
12545 (call_may_clobber_ref_p_1): Properly handle builtins that may
12548 2009-06-20 Richard Guenther <rguenther@suse.de>
12550 PR tree-optimization/40495
12551 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12552 (new_scalar_tmp_constraint_exp): New function.
12553 (process_constraint): Do not create temporary decls.
12554 (process_all_all_constraints): Likewise.
12555 (handle_const_call): Likewise.
12556 (create_function_info_for): Do not set decl.
12558 2009-06-19 Ian Lance Taylor <iant@google.com>
12560 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12561 (rs6000_attribute_table): Make static; move before use.
12563 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12565 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12566 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12567 Propagate the TREE_READONLY flag without overwriting it.
12568 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12569 Propagate the TREE_READONLY flag onto the result.
12570 (process_call_operands): Move around. Use correct constant value.
12572 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12575 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12576 * config/arm/arm.md: Likewise.
12578 2009-06-19 Ian Lance Taylor <iant@google.com>
12580 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12581 to GIMPLE_ERROR_MARK.
12583 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12584 op2_original_type parameters. Warn about using different enum types.
12585 * c-parser.c (c_parser_conditional_expression): Pass original
12586 types to build_conditional_expr.
12587 * c-tree.h (build_conditional_expr): Update declaration.
12589 2009-06-19 Ian Lance Taylor <iant@google.com>
12591 * config/i386/i386.c (ix86_function_specific_save): Test that
12592 fields match values, rather than testing the values are in a
12595 2009-06-19 Richard Guenther <rguenther@suse.de>
12597 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12598 ADDR_EXPR pointers.
12599 (ptr_derefs_may_alias_p): Likewise.
12600 (ptr_deref_may_alias_ref_p_1): New function.
12601 (ptr_deref_may_alias_ref_p): Likewise.
12602 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12603 covered by looking at the ESCAPED solution.
12604 (call_may_clobber_ref_p_1): Likewise.
12605 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12606 Handle NULL_TREE offset. Do not produce redundant constraints.
12607 (process_all_all_constraints): New helper function.
12608 (do_structure_copy): Use it.
12609 (handle_lhs_call): Likewise.
12610 (find_func_aliases): Handle some builtins with pointer arguments
12611 and/or return values explicitly.
12613 2009-06-19 Ian Lance Taylor <iant@google.com>
12615 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12617 2009-06-19 Ian Lance Taylor <iant@google.com>
12619 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12621 2009-06-19 Ian Lance Taylor <iant@google.com>
12623 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12624 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12627 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12628 uninitialized const.
12630 2009-06-19 Ian Lance Taylor <iant@google.com>
12632 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12635 * c-decl.c (in_struct, struct_types): Remove.
12636 (struct c_binding): Add in_struct field.
12637 (c_binding_ptr): Define type, along with VEC.
12638 (struct c_struct_parse_info): Define.
12639 (struct_parse_info): New static variable.
12640 (bind): Initialize in_struct field.
12641 (start_struct): Remove enclosing_in_struct and
12642 enclosing_struct_types parameters. Add
12643 enclosing_struct_parse_info parameter. Change all callers. Set
12644 struct_parse_info rather than in_struct and struct_types.
12645 (grokfield): If -Wc++-compat and there is a symbol binding for the
12646 field name, set the in_struct flag and push it on the
12647 struct_parse_info->fields vector.
12648 (warn_cxx_compat_finish_struct): New static function.
12649 (finish_struct): Remove enclosing_in_struct and
12650 enclosing_struct_types parameters. Add
12651 enclosing_struct_parse_info parameter. Change all callers. Don't
12652 set C_TYPE_DEFINED_IN_STRUCT here. Call
12653 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12654 parameter. Only push on struct_types if warn_cxx_compat.
12655 (finish_enum): Only push on struct_types if warn_cxx_compat.
12656 (declspecs_add_type): Add loc parameter. Change all callers.
12657 Change all error calls to error_at. Pass loc, not input_location,
12658 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12659 defined in a struct. If -Wc++-compat and parsing a struct, record
12660 that a typedef name was used.
12661 * c-parser.c (c_parser_declspecs): Get location to pass to
12662 declspecs_add_type.
12663 (c_parser_struct_or_union_specifier): Update calls to start_struct
12665 * c-tree.h (struct c_struct_parse_info): Declare.
12666 (finish_struct, start_struct): Update declarations.
12667 (declspecs_add_type): Update declaration.
12669 2009-06-19 Ian Lance Taylor <iant@google.com>
12671 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12672 variable with an anonymous type.
12674 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12676 * see.c: Remove for real.
12678 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12680 * optabs.h (enum optab_index): Add new OTI_significand.
12681 (significand_optab): Define corresponding macro.
12682 * optabs.c (init_optabs): Initialize significand_optab.
12683 * genopinit.c (optabs): Implement significand_optab using
12684 significand?f2 patterns.
12685 * builtins.c (expand_builtin_mathfn): Handle
12686 BUILT_IN_SIGNIFICAND{,F,L}.
12687 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12688 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12690 * config/i386/i386.md (significandxf2, significand<mode>2): New
12691 expanders to implement significandf, significand and significandl
12692 built-ins as inline x87 intrinsics.
12694 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12696 * config/avr/avr.c (avr_override_options): Remove setting value of
12697 PARAM_INLINE_CALL_COST.
12699 2009-06-18 Richard Henderson <rth@redhat.com>
12702 * tree-pass.h (TDF_ASMNAME): New.
12703 * tree-dump.c (dump_options): Add asmname.
12704 * doc/invoke.texi: Document it.
12706 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12707 (dump_decl_name): ...here.
12708 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12709 (dump_generic_node): Update dump_function_name calls.
12710 (print_call_name): New flags arg; update all dump calls.
12711 * diagnostic.h (print_call_name): Update.
12712 * gimple-pretty-print.c (dump_gimple_call): Update.
12714 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12717 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12719 2009-06-18 Diego Novillo <dnovillo@google.com>
12721 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12722 * plugin.c (str_license): Declare.
12723 (try_init_one_plugin): Assert that the symbol
12724 'plugin_is_GPL_compatible' exists.
12726 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12729 * Makefile.in (OBJS-common): Remove see.o.
12731 * common.opt (fsee): Mark as preserved for backward compatibility.
12732 * opts.c (common_handle_option): Add OPT_fsee to the backward
12733 compatibility section.
12734 * passes.c (init_optimization_passes, pass_see): Remove pass.
12735 * timevar.def (TV_SEE): Remove.
12736 * tree-pass.h (pass_see): Remove declaration.
12737 * doc/invoke.texi (-fsee): Remove documentation.
12739 2009-06-18 Martin Jambor <mjambor@suse.cz>
12741 * tree-sra.c: Include statistics.h
12742 (sra_stats): New variable.
12743 (sra_initialize): Clear sra_stats.
12744 (create_access_replacement): Increment sra_stats.replacements.
12745 (get_access_replacement): Do not return twice.
12746 (analyze_all_variable_accesses): Increment statistics counter by the
12747 number of scalarized aggregates.
12748 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12749 (sra_modify_expr): Increment sra_stats.exprs.
12750 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12751 (sra_modify_assign): Increment sra_stats.exprs,
12752 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12753 (perform_intra_sra): Update statistics counters.
12754 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12756 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12758 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12759 (arm_scalar_mode_supported_p): New function.
12761 2009-06-18 Paul Brook <paul@codesourcery.com>
12762 Sandra Loosemore <sandra@codesourcery.com>
12764 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12765 (__extendhfsf2, __truncsfhf2): Define.
12766 * config/arm/fp16.c: New file.
12767 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12768 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12770 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12772 * doc/extend.texi (Half-Precision): New section.
12773 * doc/invoke.texi (Option Summary): List -mfp16-format.
12774 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12775 * config/arm/arm.opt (mfp16-format=): New.
12776 * config/arm/arm.c: Include intl.h.
12777 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12778 (TARGET_INVALID_RETURN_TYPE): Redefine.
12779 (TARGET_PROMOTED_TYPE): Redefine.
12780 (TARGET_CONVERT_TO_TYPE): Redefine.
12781 (arm_fp16_format): Define.
12782 (all_fpus): Add entry for neon-fp16.
12783 (fp_model_for_fpu): Likewise.
12784 (struct fp16_format): Declare.
12785 (all_fp16_formats): Define.
12786 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12788 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12790 (arm_legitimate_index_p): Treat HFmode like HImode.
12791 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12792 (coproc_secondary_reload_class): Special-case HFmode.
12793 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12794 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12795 (arm_init_fp16_builtins): New.
12796 (arm_init_builtins): Call it.
12797 (arm_invalid_parameter_type): New.
12798 (arm_invalid_return_type): New.
12799 (arm_promoted_type): New.
12800 (arm_convert_to_type).
12801 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12803 (arm_emit_fp16_const): New function.
12804 (arm_mangle_type): Mangle __fp16 as "Dh".
12805 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12807 (TARGET_NEON_FP16): New.
12808 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12809 (enum fputype): Add FPUTYPE_NEON_FP16.
12810 (enum arm_fp16_format_type): Declare.
12811 (arm_fp16_format): Declare.
12812 (LARGEST_EXPONENT_IS_NORMAL): Define.
12813 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12814 * config/arm/arm-modes.def (HFmode): Define.
12815 * config/arm/vfp.md: (*movhf_vfp): New.
12816 (extendhfsf2): New.
12818 * config/arm/arm.md: (fpu): Add neon_fp16.
12819 (floatsihf2, floatdihf2): New.
12820 (fix_trunchfsi2, fix_trunchfdi2): New.
12822 (extendhfdf2): New.
12824 (*arm32_movhf): New.
12825 (*thumb1_movhf): New.
12826 (consttable_2): Add check for HFmode constants.
12827 (consttable_4): Handle HFmode constants.
12829 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12831 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12833 2009-06-17 Olivier Hainque <hainque@adacore.com>
12835 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12836 const char ** conversion in AIX specific section.
12838 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12840 * config/i386/i386.c (ix86_special_builtin_type): Remove
12841 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12842 (bdesc_special_args): Updated.
12843 (ix86_init_mmx_sse_builtins): Likewise.
12844 (ix86_expand_special_args_builtin): Likewise.
12846 2009-06-17 Richard Henderson <rth@redhat.com>
12848 * tree-pretty-print.c (maybe_dump_asm_name): New.
12849 (dump_decl_name): Use it.
12850 (PRINT_FUNCTION_NAME): Merge into...
12851 (dump_function_name): ... here. Use maybe_dump_asm_name.
12853 2009-06-17 Cary Coutant <ccoutant@google.com>
12855 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12857 * debug.c (struct gcc_debug_hooks): Change placeholder for
12859 (debug_nothing_int_charstar_int): Replaced by...
12860 (debug_nothing_int_charstar_int_bool): ...this.
12861 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12862 source_line prototype.
12863 (debug_nothing_int_charstar_int): Replaced by...
12864 (debug_nothing_int_charstar_int_bool): ...this.
12865 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12866 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12867 Output is_stmt operand when necessary.
12868 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12869 (notice_source_line): Add is_stmt parameter.
12870 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12871 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12873 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12874 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12876 2009-06-17 Ian Lance Taylor <iant@google.com>
12878 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12880 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12883 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12885 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12886 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12887 tree_strip_sign_nop_conversions and
12888 tree_ssa_strip_useless_type_conversions rather than stripping
12889 the operations here.
12890 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12892 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12893 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12894 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12895 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12898 2009-06-17 Michael Eager <eager@eagercon.com>
12900 * config/rs6000/constraints.md (register_constraint "d"): New.
12901 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12902 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12903 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12904 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12905 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12906 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12907 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12908 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12909 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12910 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12912 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12913 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12914 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12915 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12916 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12917 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12918 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12919 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12920 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12921 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12922 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12923 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12924 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12925 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12927 2009-06-16 Ian Lance Taylor <iant@google.com>
12929 * profile.c (total_num_never_executed): Don't define.
12930 (compute_branch_probabilities): Don't count or print
12931 num_never_executed.
12932 (init_branch_prob): Don't set total_num_never_executed.
12933 (end_branch_prob): Don't print total_num_never_executed.
12935 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12937 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12939 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12941 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12942 (nabstd2_fpr): Same.
12944 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12946 * expr.c (expand_assignment): Change complex type check.
12948 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12950 * doc/plugins.texi (Building GCC plugins): Added new section.
12952 2009-06-17 Ian Lance Taylor <iant@google.com>
12954 * c-pch.c (get_ident): Don't set size of templ array.
12955 (pch_init): Don't set size of partial_pch array.
12957 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12958 string constant to intialize an array whose size is the length of
12961 2009-06-17 Richard Guenther <rguenther@suse.de>
12963 PR tree-optimization/40389
12964 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12965 to addressable types.
12966 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12968 2009-06-17 Richard Guenther <rguenther@suse.de>
12970 PR middle-end/40460
12971 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12972 if there is no evolution of left in the loop bail out.
12973 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12974 chrec_fold_multiply.
12976 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12977 Janis Johnson <janis187@us.ibm.com>
12980 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12981 for the symbol ref of a constant that is the source of a move
12982 - nor for any other not-obvious-label-ref constants.
12984 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12986 * plugin.c (position_pass): Skip newly inserted pass during list
12987 traversal to avoid repeated insertion.
12989 2009-06-16 Ian Lance Taylor <iant@google.com>
12991 * vec.h (VEC_stack_alloc): Define different version if
12992 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12993 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12994 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12995 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12997 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12999 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13001 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13002 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13003 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13004 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13005 (ix86_special_builtin_type): Add 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 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13009 __builtin_ia32_rdtscp.
13010 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13011 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13012 and __builtin_ia32_rorhi.
13013 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13014 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13015 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13016 (ix86_expand_args_builtin): Likewise.
13017 (ix86_expand_special_args_builtin): Likewise.
13019 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13020 (UNSPECV_RDTSC): Likewise.
13021 (UNSPECV_RDPMC): Likewise.
13022 (*bsr): Renamed to ...
13024 (*bsr_rex64): Renamed to ...
13027 (*rdpmc): Likewise.
13028 (*rdpmc_rex64): Likewise.
13030 (*rdtsc): Likewise.
13031 (*rdtsc_rex64): Likewise.
13032 (rdtscp): Likewise.
13033 (*rdtscp): Likewise.
13034 (*rdtscp_rex64): Likewise.
13036 * config/i386/ia32intrin.h: New.
13038 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13040 2009-06-16 Ian Lance Taylor <iant@google.com>
13042 * ira-build.c (copy_info_to_removed_store_destinations):
13043 Initialize parent_a.
13045 2009-06-16 Ian Lance Taylor <iant@google.com>
13047 * c-decl.c (grokdeclarator): Change size_varies to bool.
13049 2009-06-16 Ian Lance Taylor <iant@google.com>
13051 * sel-sched.c: Make forward declarations of move_op_hooks and
13052 fur_hooks explicitly extern.
13054 2009-06-16 Ian Lance Taylor <iant@google.com>
13056 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13057 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13059 2009-06-16 Ian Lance Taylor <iant@google.com>
13061 * resource.c (mark_referenced_resources): Change
13062 include_delayed_effects parameter to bool. Change all callers.
13063 (mark_end_of_function_resources): Likewise.
13064 * reorg.c (insn_references_resource_p): Likewise.
13065 (insn_sets_resource_p): Likewise.
13066 * resource.h (mark_referenced_resources): Update declaration.
13067 (mark_end_of_function_resources): Update declaration.
13069 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13071 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13073 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13075 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13076 GCC can bootstrap on AIX with GNU Binutils 2.20.
13078 2009-06-16 Ian Lance Taylor <iant@google.com>
13080 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13082 2009-06-16 Ian Lance Taylor <iant@google.com>
13084 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13085 inline, not extern inline.
13086 (exact_log2): Likewise.
13087 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13089 (exact_log2): Likewise, but don't test CTZ_HWI.
13091 2009-06-16 Ian Lance Taylor <iant@google.com>
13093 * bitmap.c (bitmap_clear): Don't declare as inline.
13094 * gimple.c (gimplify_assign): Likewise.
13095 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13096 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13097 (sched_scan_info): Remove duplicate definition.
13099 2009-06-16 Ian Lance Taylor <iant@google.com>
13101 * c-common.c (skip_evaluation): Don't define.
13102 (c_inhibit_evaluation_warnings): Define global variable.
13103 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13104 than skip_evaluation.
13105 (convert_and_check, warn_for_div_by_zero): Likewise.
13106 * c-common.h (skip_evaluation): Don't declare.
13107 (c_inhibit_evaluation_warnings): Declare.
13108 * c-parser.c (c_parser_typeof_specifier): Set
13109 c_inhibit_evaluation_warnings rather than skip_evaluation.
13110 (c_parser_conditional_expression): Likewise.
13111 (c_parser_binary_expression): Likewise.
13112 (c_parser_sizeof_expression): Likewise.
13113 (c_parser_alignof_expression): Likewise.
13114 * c-typeck.c (build_indirect_ref): Check
13115 c_inhibit_evaluation_warnings rather than skip_evaluation.
13116 (build_conditional_expr, build_binary_op): Likewise.
13118 2009-06-16 Richard Guenther <rguenther@suse.de>
13120 * tree-ssa-alias.c (is_escape_site): Remove.
13121 * tree-ssa-alias.h (enum escape_type): Remove.
13122 (is_escape_site): Likewise.
13123 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13124 via casts and asms without deferring to is_escape_site.
13126 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13128 PR middle-end/40446
13129 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13130 use gen_lowpart if op0 has complex mode.
13132 2009-06-16 Richard Guenther <rguenther@suse.de>
13134 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13135 variables add them to ESCAPED.
13136 (find_func_aliases): Do not make all indirectly stored values escaped.
13138 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13140 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13141 make_decl_one_only.
13143 2009-06-16 Martin Jambor <mjambor@suse.cz>
13145 PR tree-optimization/40432
13146 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13147 check whether we need to force gimple register operand.
13149 2009-06-16 Martin Jambor <mjambor@suse.cz>
13151 PR tree-optimization/40413
13152 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13153 build_ref_for_offset.
13154 (propagate_subacesses_accross_link): Fix a typo in a comment.
13156 2009-06-16 Ira Rosen <irar@il.ibm.com>
13158 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13159 with additional parameter.
13160 * tree-vectorizer.h (enum vect_def_type): Add new value
13162 (enum vect_relevant): Add comments.
13163 (vect_is_simple_reduction): Add new argument.
13164 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13165 Detect nested cycles.
13166 (vect_is_simple_reduction): Update documentation, add an argument to
13167 distinguish inner-loop reduction from nested cycle, detect nested
13168 cycles, fix printings and indentation, don't swap operands in case
13170 (get_initial_def_for_reduction): Handle subtraction.
13171 (vect_create_epilog_for_reduction): Add new argument to specify
13172 reduction variable.
13173 (vect_finalize_reduction): Handle subtraction, fix comments.
13174 (vectorizable_reduction): Handle nested cycles. In case of nested
13175 cycle keep track of the reduction variable position. Call
13176 vect_is_simple_reduction with additional parameter. Use original
13177 statement code in reduction epilogue for nested cycle. Call
13178 vect_create_epilog_for_reduction with additional parameter.
13179 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13180 inner-loop vectorization.
13181 (vect_recog_widen_sum_pattern): Likewise.
13182 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13184 (vect_mark_stmts_to_be_vectorized): Likewise.
13185 (vect_get_vec_def_for_operand): Handle nested cycles.
13187 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13189 * doc/invoke.texi (Debugging Options): Fix option index entries
13190 for -fdump-statistics, -frandom-seed add entries for
13191 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13192 (FRV Options): Fix entries for -mTLS, -mtls.
13193 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13194 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13195 (M68hc1x Options): Fix @itemx for -mnominmax.
13196 (MCore Options): Fix entry for -mno-lsim.
13197 (MMIX Options): Fix entry for -mabi=mmixware.
13198 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13200 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13202 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13203 Mention the plugin mode of gengtype.
13204 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13205 * gengtype.c: Updated copyright.
13206 (plugin_files, nb_plugin_files) Added new static variables.
13207 (measure_input_list) Care about plugin_files.
13208 (write_rtx_next): Added early return in plugin mode.
13209 (create_file): Updated copyright year in generated file. Added
13211 (oprintf): Added early return if NULL outf.
13212 (get_output_file_with_visibility): Care of plugin_files.
13213 (get_output_file_name): May return null.
13214 (write_local): Added early return.
13215 (put_mangled_filename): Ditto.
13216 (finish_root_table): Added check for base_files.
13217 (write_roots): Care about null when plugins.
13218 (main): Added plugin mode.
13220 2009-06-15 Ian Lance Taylor <iant@google.com>
13222 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13223 * gcov.c (read_count_file): Add braces around variables declared
13226 * c.opt (Wjump-misses-init): New warning.
13227 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13228 -Wall and -Wc++-compat if not already set.
13229 (c_common_post_options): Clear warn_jump_misses_init if it was not
13231 * c-decl.c (struct c_binding): Change type field to a union with
13232 new label field. Make it the first field in the struct. Update
13233 references to type to use u.type instead.
13234 (struct c_spot_bindings): Define.
13235 (struct c_goto_bindings): Define.
13236 (c_goto_bindings_p): Define, along with VECs.
13237 (struct c_label_vars): Define.
13238 (struct c_scope): Add has_label_bindings field.
13239 (bind_label, set_spot_bindings): New static functions.
13240 (decl_jump_unsafe, update_spot_bindings): New static functions.
13241 (update_label_decls): New static function.
13242 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13243 Update binding u.label field to shadowed field.
13244 (c_binding_start_stmt_expr): New function.
13245 (c_binding_end_stmt_expr): New function.
13246 (pushdecl): Don't call c_begin_vm_scope.
13247 (make_label): Add defining and p_label_vars parameters. Change
13249 (lookup_label): Correct test for whether a label has not yet been
13250 defined. Call bind_label rather than bind.
13251 (warn_about_goto): New static function.
13252 (lookup_label_for_goto): New function.
13253 (declare_label): Call bind_label rather than bind.
13254 (check_earlier_gotos): New static function.
13255 (define_label): Don't give errors about jumping into statement
13256 expressions or scopes of variably modified types. Call
13257 set_spot_bindings and check_earlier_gotos. Call bind_label
13258 instead of bind. Don't set label_context_stack_se or
13259 label_context_stack_vm.
13260 (c_get_switch_bindings): New function.
13261 (c_release_switch_bindings): New function.
13262 (c_check_switch_jump_warnings): New function.
13263 (start_function): Don't set label_context_stack_se or
13264 label_context_stack_vm.
13265 (finish_function): Likewise.
13266 * c-typeck.c (label_context_stack_se): Don't define.
13267 (label_context_stack_vm): Don't define.
13268 (c_finish_goto_label): Call lookup_label_for_goto rather than
13269 lookup_label. Don't give errors about jumping into a statement
13270 expression or the scope of a variably modified type. Don't set
13271 label_context_stack_se or label_context_stack_vm.
13272 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13273 fields. Add bindings field.
13274 (c_start_case): Don't set deleted fields. Set bindings field.
13275 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13276 or blocked_vm. Call c_check_switch_jump_warnings.
13277 (c_finish_case): Don't test blocked_stmt_expr field. Call
13278 c_release_switch_bindings.
13279 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13280 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13281 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13282 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13283 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13284 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13285 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13286 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13287 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13288 (C_DECL_UNJUMPABLE_VM): Don't define.
13289 (C_DECL_UNDEFINABLE_VM): Don't define.
13290 (struct c_label_list): Don't define.
13291 (struct c_label_context_se): Don't define.
13292 (struct c_label_context_vm): Don't define.
13293 (struct c_spot_bindings): Declare.
13294 (c_bindings_start_stmt_expr): Declare.
13295 (c_bindings_end_stmt_expr): Declare.
13296 (lookup_label_for_goto): Declare.
13297 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13298 (c_check_switch_jump_warnings): Declare.
13299 (label_context_stack_se, label_context_stack_vm): Don't declare.
13300 (c_finish_goto_label): Update declaration.
13301 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13302 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13303 (Warning Options): Document -Wjump-misses-init.
13305 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13307 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13310 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13312 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13314 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13316 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13318 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13320 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13322 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13324 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13325 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13326 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13327 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13328 * dwarf2asm.c (dw2_force_const_mem): Update call to
13329 make_decl_one_only.
13330 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13331 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13332 * langhooks.c (lhd_comdat_group): Remove.
13333 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13334 * tree.h (DECL_COMDAT_GROUP): New.
13335 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13336 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13337 (make_decl_one_only): Change signature.
13338 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13339 make_decl_one_only.
13340 (make_decl_one_only): Change signature.
13341 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13343 2009-06-15 Richard Guenther <rguenther@suse.de>
13345 PR middle-end/40439
13346 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13348 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13350 * tree-ssa-math-opts.c: Remove extra divide.
13352 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13354 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13356 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13358 * passes.c: Add bswap pass.
13359 * tree-pass.h: Add pass_optimize_bswap declaration.
13360 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13361 Include rtl.h, expr.h and optabs.h for optab_handler check.
13362 (struct symbolic_number, pass_optimize_bswap): New definition.
13363 (do_shift_rotate, verify_symbolic_number_p): New functions.
13364 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13365 (gate_optimize_bswap): New function.
13366 * tree.c (widest_int_cst_value): New function.
13367 * tree.h (widest_int_cst_value): Prototype added.
13369 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13371 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13372 REG_EQUAL/REG_EQUIV notes.
13374 2009-06-14 Richard Guenther <rguenther@suse.de>
13376 PR middle-end/40389
13377 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13378 has its address taken if NRV was applied and it is addressable.
13379 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13380 function split out from ...
13381 (get_constraint_for_1): ... here.
13382 (handle_rhs_call): Use it to mark the return slot escaped if
13383 it is addressable and NRV was applied.
13385 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13387 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13388 Change first argument type to location_t.
13389 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13390 Do not set input_location.
13391 Use loc instead of input_location throughout.
13393 2009-06-13 Richard Guenther <rguenther@suse.de>
13395 PR tree-optimization/40421
13396 * tree-predcom.c (should_unroll_loop_p): Remove.
13397 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13399 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13401 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13402 Add location argument.
13404 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13406 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13408 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13409 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13410 * config/spu/spu-protos.h: Add location to
13411 spu_resolve_overloaded_builtin.
13412 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13413 spu_build_builtin_va_list.
13414 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13415 argument. Pass location to build_function_call_vec.
13416 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13418 (emit_fpu_switch): Same.
13419 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13420 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13421 to build_decl and create_artificial_label.
13422 (xtensa_gimplify_va_arg_expr): Same.
13423 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13424 (xstormy16_gimplify_va_arg_expr): Same.
13425 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13426 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13427 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13428 (mips16_build_function_stub): Same.
13429 (mips16_build_call_stub): Same.
13431 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13434 * arm/constraints.md (Pa, Pb): New constraints.
13435 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13436 split pattern to deal with them.
13438 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13440 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13441 fix index entry for -Xpreprocessor.
13443 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13445 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13446 Add location argument to build_decl call.
13447 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13448 (rs6000_init_builtins): Same.
13449 (spe_init_builtins): Same.
13450 (rs6000_gimplify_va_arg): Add location argument to
13451 create_artificial_label call.
13453 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13455 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13456 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13457 * Makefile.in: Fix GGC dependency for gcse.o.
13459 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13461 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13462 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13463 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13465 * c-parser.c (c_parser_binary_expression): Use current column while
13466 building binary operations.
13467 * common.opt (fshow-column): Enable by default.
13468 * tree-vrp.c (check_array_ref): Use warning_at.
13469 (check_array_bounds): Use location from call back if expr has no
13471 * tree.h: Add location argument to maybe_fold_*.
13472 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13473 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13474 (maybe_fold_offset_to_component_ref): Same.
13475 (maybe_fold_offset_to_reference): Same.
13476 (maybe_fold_offset_to_address): Same.
13477 (maybe_fold_stmt_indirect): Same.
13478 (maybe_fold_stmt_addition): Same.
13479 (fold_stmt_r): Pass location to maybe_fold_*.
13480 (fold_gimple_assign): Same.
13481 * c-tree.h: Add location argument to finish_decl,
13482 default_function_array_conversion, store_init_value.
13483 * c-decl.c (define_label): Use error_at.
13484 (c_make_fname_decl): Pass location to finish_decl.
13485 (finish_decl): New location argument.
13486 (build_compound_literal): Pass location to store_init_value.
13487 (grokdeclarator): Pass location to finish_decl.
13489 * c-typeck.c (array_to_pointer_conversion): New location argument.
13490 (function_to_pointer_conversion): Same.
13491 (default_function_array_conversion): Same.
13492 (parser_build_unary_op): Pass location to overflow_warning.
13493 (parser_build_binary_op): Same. Use warning_at.
13494 (build_unary_op): Pass location to array_to_pointer_conversion.
13495 (build_c_cast): Pass location to digest_init.
13496 (build_modify_expr): New location argument.
13497 (convert_for_assignment): Same.
13498 (store_init_value): Same.
13499 (digest_init): Same.
13500 (output_init_element): Pass location to digest_init and
13501 array_to_pointer_conversion.
13502 (c_finish_return): Pass location to convert_for_assignment.
13503 * gimplify.c (gimplify_conversion): Pass location to
13504 maybe_fold_offset_to_address.
13505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13506 to maybe_fold_stmt_addition.
13507 * c-omp.c (c_finish_omp_atomic): Pass new location to
13509 (c_finish_omp_for): Same.
13510 * c-common.c (overflow_warning): New argument.
13511 * c-common.h: New argument to build_modify_expr, overflow_warning.
13512 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13514 (c_parser_initializer): Pass location to
13515 default_function_array_conversion.
13516 (c_parser_initelt): Same.
13517 (c_parser_initval): Same.
13518 (c_parser_asm_operands): Same.
13519 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13520 (c_parser_conditional_expression): Same.
13521 (c_parser_binary_expression): Add location info to stack. Use it.
13522 (c_parser_unary_expression): Pass location to
13523 default_function_array_conversion, parser_build_unary_op,
13524 build_indirect_ref, c_parser_postfix_expression_after_primary.
13525 (c_parser_postfix_expression_after_primary): New location argument.
13527 (c_parser_expression_conv): Pass location to
13528 default_function_array_conversion.
13529 (c_parser_expr_list): Same.
13530 (c_parser_omp_atomic): Same.
13531 (c_parser_omp_for_loop): Same.
13532 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13533 (build_array_declarator): New argument.
13534 * c-decl.c (build_array_declarator): Add location argument.
13535 (grokdeclarator): Set id_loc for cdk_array.
13536 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13537 build_array_declarator.
13538 * tree.c (build_omp_clause): Add location argument.
13539 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13540 (OMP_CLAUSE_LOCATION): New macro.
13541 (struct tree_omp_clause): Add location field.
13542 (build_omp_clause): Add argument.
13543 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13544 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13546 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13547 (cp_parser_omp_clause_collapse): Same.
13548 (cp_parser_omp_clause_default): Same.
13549 (cp_parser_omp_clause_if): Same.
13550 (cp_parser_omp_clause_nowait): Same.
13551 (cp_parser_omp_clause_num_threads): Same.
13552 (cp_parser_omp_clause_ordered): Same.
13553 (cp_parser_omp_clause_schedule): Same.
13554 (cp_parser_omp_clause_untied): Same.
13555 (cp_parser_omp_for_loop): Same.
13556 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13557 * c-tree.h (c_start_case): Add location argument.
13558 (c_process_expr_stmt): Same.
13559 (c_finish_goto_*): Same.
13560 * tree-parloops.c (initialize_reductions): Pass location to
13562 (create_parallel_loop): Same.
13563 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13564 (gfc_trans_omp_reduction_list): Same.
13565 (gfc_trans_omp_clauses): Same.
13566 (gfc_trans_omp_do): Same.
13567 * c-typeck.c (c_finish_goto_label): Same.
13568 (c_finish_goto_ptr): New location argument.
13569 (c_start_case): Same.
13570 (emit_side_effect_warnings): Same.
13571 (c_process_expr_stmt): Same.
13572 (c_finish_stmt_expr): Same.
13573 (c_finish_omp_clauses): Use error_at instead of error.
13574 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13576 * c-omp.c (c_split_parallel_clauses): New location argument.
13577 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13578 to build_omp_clause.
13579 (convert_local_reference_stmt): Same.
13580 (convert_gimple_call): Same.
13581 * c-common.h (c_split_parallel_clauses): New argument.
13582 * c-parser.c (c_parser_statement_after_labels): Pass location to
13583 c_finish_goto_label.
13584 (c_parser_switch_statement): Pass location to c_start_case.
13585 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13586 and c_process_expr_stmt.
13587 (c_parser_omp_variable_list): Add location argument.
13588 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13589 (c_parser_omp_clause_default): Same.
13590 (c_parser_omp_clause_if): Same.
13591 (c_parser_omp_clause_num_threads): Same.
13592 (-c_parser_omp_clause_ordered): Same.
13593 (c_parser_omp_clause_reduction): Pass location to
13594 c_parser_omp_variable_list.
13595 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13596 (c_parser_omp_clause_untied): Same.
13597 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13598 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13600 * c-tree.h (check_for_loop_decls, undeclared_variable,
13601 build_component_ref, build_array_ref, build_external_ref,
13602 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13603 build_conditional_expr, build_compound_expr, c_cast_expr,
13604 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13605 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13607 * c-semantics.c (build_stmt): Same.
13608 (build_case_label): Same.
13609 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13610 (undeclared_variable): New argument.
13611 (make_label): Same.
13612 (lookup_label): Pass location on down.
13613 (define_label): Same.
13614 (finish_decl): Same.
13615 (build_compound_literal): Same.
13616 (finish_struct): Same.
13617 (finish_function): Do not set location here.
13618 (check_for_loop_decls): New argument.
13619 * tree.c (save_expr): Set location.
13620 (build_empty_stmt): New argument.
13621 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13622 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13623 * builtins.c (gimplify_va_arg_expr): Use locations.
13624 (expand_builtin_sync_operation): Same.
13625 * c-typeck.c (build_component_ref): New argument.
13626 (build_array_ref): Same.
13627 (build_external_ref): Same.
13628 (c_expr_sizeof_expr): Same.
13629 (c_expr_sizeof_type): Same.
13630 (parser_build_unary_op): Same.
13631 (build_conditional_expr): Same.
13632 (build_compound_expr): Pass location on down.
13633 (build_compound_expr): New argument.
13634 (build_c_cast): Same.
13635 (c_cast_expr): Same.
13636 (build_asm_expr): Same.
13637 (c_finish_return): Same.
13638 (c_process_expr_stmt): Pass location on down.
13639 (c_finish_stmt_expr): New argument.
13640 (push_clenaup): Same.
13641 (c_finish_omp_parallel): Same.
13642 (c_finish_omp_task): Same.
13643 * gimplify.c (gimplify_call_expr): Pass location on down.
13644 * c-omp.c (c_finish_omp_master): New argument.
13645 (c_finish_omp_critical): Same.
13646 (c_finish_omp_ordered): Same.
13647 (c_finish_omp_barrier): Same.
13648 (-c_finish_omp_taskwait): Same.
13649 (c_finish_omp_atomic): Same.
13650 (c_finish_omp_flush): Same.
13651 * tree-inline.c (copy_tree_body_r): Pass location on down.
13652 (inline_forbidden_p): Remove use of input_location.
13653 * c-gimplify.c (c_build_bind_expr): New argument.
13654 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13655 (c_sizeof_or_alignof_type): New argument.
13656 (c_alignof_expr): Same.
13657 (build_va_arg): Same.
13658 (c_add_case_label): Same.
13659 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13660 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13661 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13662 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13663 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13664 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13666 * stub-objc.c (objc_build_selector_expr): Same.
13667 (objc_build_throw_stmt): Same.
13668 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13669 (c_parser_initelt): Same.
13670 (c_parser_compound_statement): Same.
13671 (c_parser_compound_statement_nostart): Same.
13672 (c_parser_label): Same.
13673 (c_parser_statement_after_labels): Same.
13674 (c_parser_if_body): Same.
13675 (c_parser_else_body): Same.
13676 (c_parser_if_statement): Same.
13677 (c_parser_switch_statement): Same.
13678 (c_parser_while_statement): Same.
13679 (c_parser_do_statement): Same.
13680 (c_parser_for_statement): Same.
13681 (c_parser_asm_statement): Same.
13682 (c_parser_conditional_expression): Same.
13683 (c_parser_binary_expression): Same.
13684 (c_parser_cast_expression): Same.
13685 (c_parser_unary_expression): Same.
13686 (c_parser_sizeof_expression): Same.
13687 (c_parser_alignof_expression): Same.
13688 (c_parser_postfix_expression): Same.
13689 (c_parser_expression): Same.
13690 (c_parser_objc_receiver): Same.
13691 (c_parser_omp_variable_list): Same.
13692 (c_parser_omp_structured_block): Same.
13693 (c_parser_omp_atomic): New argument.
13694 (c_parser_omp_barrier): Same.
13695 (c_parser_omp_critical): Same.
13696 (c_parser_omp_flush): Pass location on down.
13697 (c_parser_omp_for_loop): New argument.
13698 (c_parser_omp_for): Same.
13699 (c_parser_omp_master): Same.
13700 (c_parser_omp_ordered): Same.
13701 (c_parser_omp_sections_scope): Same.
13702 (c_parser_omp_sections): Same.
13703 (c_parser_omp_parallel): Same.
13704 (c_parser_omp_single): Same.
13705 (c_parser_omp_task): Same.
13706 (c_parser_omp_taskwait): Pass location on down.
13707 (c_parser_omp_construct): Same.
13708 (c_parser_omp_threadprivate): Same.
13709 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13710 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13711 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13712 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13713 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13714 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13715 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13716 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13717 config/i386/i386.c, stmt.c:
13718 Add location argument to the following function definitions and/or
13719 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13720 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13721 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13722 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13723 do_case, c_finish_bc_stmt, build_compound_literal,
13724 build_function_call.
13725 * c-decl.c (build_compound_literal): Add location argument.
13726 Make all diagnostic calls use location.
13727 (start_struct): Same.
13728 (finish_struct): Same.
13729 (start_enum): Same.
13730 (build_enumerator): Same.
13731 (start_function): Same.
13732 (grokdeclarator): Make all diagnostic calls use location.
13733 (store_parm_decls_oldstyle): Same.
13734 * c-typeck.c (build_function_call): Add location argument.
13735 Make all diagnostic calls use location.
13737 (c_finish_bc_stmt): Same.
13738 * tree-nested.c (get_trampoline_type): Add argument.
13739 Pass location to build_decl.
13740 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13741 * rtl.h (RTL_LOCATION): New.
13742 * c-common.c (c_add_case_label): Add location argument.
13743 Make all diagnostic calls use location.
13744 * c-common.h: Add location argument to make_fname_decl, do_case,
13745 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13746 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13747 Set it appropriately for every case. Pass enum_loc to start_enum
13748 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13750 (c_parser_struct_or_union_specifier): Save location. Use it for
13751 start_struct, finish_struct, and parser_xref_tag.
13753 2009-06-12 Ian Lance Taylor <iant@google.com>
13755 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13757 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13758 cpp_opts->warn_cxx_operator_names.
13760 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13763 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13764 is returns NULL and OP is a VCE, look through the VCE.
13766 2009-06-12 Ian Lance Taylor <iant@google.com>
13769 * collect2.c (main): Use CONST_CAST2 in code inside #if
13770 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13772 2009-06-12 Joey Ye <joey.ye@intel.com>
13774 PR middle-end/39146
13775 * cfgexpand.c (get_decl_align_unit): Update
13776 max_used_stack_slot_alignment with align instead of
13777 stack_alignment_needed.
13779 * function.c (assign_stack_local_1): Update
13780 max_used_stack_slot_alignment with alignment_in_bits instead
13781 of stack_alignment_needed.
13782 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13785 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13787 * dwarf2out.c (last_var_location_insn): New variable.
13788 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13789 (dwarf2out_var_location): Don't record anything after last real
13790 insn. Only change labels if there were any real instructions
13791 in between last note and this one, or if changed sections.
13793 2009-06-11 Richard Henderson <rth@redhat.com>
13795 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13796 note when storing the frame pointer in a register.
13797 (FRP): Don't redefine to nothing for epilogue.
13798 (alpha_expand_epilogue): Mark register and sp restores.
13799 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13801 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13802 when gen_lowpart is needed.
13804 2009-06-11 Richard Henderson <rth@redhat.com>
13806 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13808 * dwarf2out.c (need_data_align_sf_opcode): New.
13809 (div_data_align): Move earlier.
13810 (def_cfa_1, reg_save): Use it.
13812 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13814 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13815 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13816 (ix86_handle_option): Handle OPT_mcrc32.
13817 (ix86_target_string): Add -mcrc32.
13818 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13820 * config/i386/i386.h (TARGET_CRC32): New.
13822 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13823 (sse4_2_crc32di): Likewise.
13825 * config/i386/i386.opt (mcrc32): New.
13827 * doc/invoke.texi: Document -mcrc32.
13829 2009-06-11 Richard Henderson <rth@redhat.com>
13831 * common.opt (gdwarf-): Accept a version number.
13832 * doc/invoke.texi (gdwarf-): Update docs.
13833 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13834 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13835 version level, and record it.
13837 * dwarf2.h (DW_CIE_VERSION): Remove.
13838 * dwarf2out.c (DWARF_VERSION): Remove.
13839 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13840 (output_call_frame_info): Use CIE version 3 for dwarf3,
13841 or if the return register column is out of range for version 1.
13842 (dwarf_stack_op_name): Add all dwarf3 values.
13843 (DEBUG_PUBTYPES_SECTION): New.
13844 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13845 encoding change for dwarf3.
13846 (output_die) [dw_val_class_die_ref]: Likewise.
13847 (output_compilation_unit_header): Emit correct version for dwarf3.
13848 (output_line_info): Likewise.
13849 (output_pubnames): Update for DWARF_VERSION removal.
13850 (output_aranges): Likewise.
13851 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13852 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13853 (dwarf2out_finish): Likewise.
13855 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13857 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13860 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13863 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13864 * builtins.c (expand_builtin_unreachable): New function.
13865 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13866 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13867 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13869 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13870 searching for missing barriers.
13872 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13874 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13875 when -fprofile-generate* was passed.
13876 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13878 2009-06-11 Anthony Green <green@moxielogic.com>
13880 * config/moxie/moxie.md: Define length attribute for all instructions.
13882 (*b<cond:code>): Support limited branch ranges for new PC-relative
13883 branch instructions.
13884 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13886 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13888 * config/i386/i386.c (min_insn_size): Use get_attr_length
13889 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13890 For __asm return 0.
13892 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13893 instead of emit_insn_before.
13895 2009-06-10 Ian Lance Taylor <iant@google.com>
13898 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13901 2009-06-10 Revital Eres <eres@il.ibm.com>
13903 * passes.c (init_optimization_passes): Reschedule
13904 predictive-commoning pass before complete unroll pass.
13906 2009-06-10 Martin Jambor <mjambor@suse.cz>
13908 * cgraph.c (cgraph_node_can_be_local_p): New function.
13909 (cgraph_make_node_local): New function.
13910 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13911 (cgraph_make_node_local): Declare.
13913 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13915 * tree.h (tree_base): Add packed_flag and user_align fields.
13916 Decrease size of spare field.
13917 (TYPE_USER_ALIGN): Use user_align from tree_base.
13918 (DECL_USER_ALIGN): Likewise.
13919 (TYPE_PACKED): Use packed_flag from tree_base.
13920 (DECL_PACKED): Likewise.
13921 (tree_type): Delete packed_flag and user_align fields. Widen
13922 precision field. Widen mode field and shuffle fields to align
13923 mode on an 8-bit boundary.
13924 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13925 Renumber decl_flag_* fields. Fix comments. Widen
13926 decl_common_unused field.
13927 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13928 (DECL_EXTERNAL): Likewise.
13929 (DECL_BIT_FIELD): Likewise.
13930 (DECL_NONADDRESSABLE_P): Likewise.
13931 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13932 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13934 2009-06-10 Ian Lance Taylor <iant@google.com>
13936 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13937 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13938 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13939 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13940 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13941 DEF_VEC_ALLOC_FUNC_P.
13942 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13943 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13944 DEF_VEC_ALLOC_FUNC_O.
13945 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13946 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13947 DEF_VEC_ALLOC_FUNC_I.
13948 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13949 (vec_stack_p_reserve_exact_1): Declare.
13950 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13951 (vec_stack_free): Declare.
13952 (VEC_stack_alloc): Define.
13953 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13954 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13955 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13956 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13958 (stack_vecs): New static variable.
13959 (vec_stack_p_reserve_exact_1): New function.
13960 (vec_stack_o_reserve_1): New static function.
13961 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13962 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13963 (vec_stack_free): New function.
13964 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13965 (VEC_df_ref_stack_alloc): Define.
13966 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13967 DEF_VEC_ALLOC_P_STACK.
13968 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13969 (struct df_collection_rec): Change _vec fields to VEC. Remove
13971 (df_free_collection_rec): Adjust for new fields.
13972 (df_insn_rescan): Use new df_collection_rec fields.
13973 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13974 (df_ref_create_structure, df_ref_record): Likewise.
13975 (df_get_conditional_uses, df_get_call_refs): Likewise.
13976 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13977 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13978 (df_record_exit_block_uses, df_bb_verify): Likewise.
13979 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13980 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13981 Remove count parameter. Change return type to void. Change all
13983 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13984 Remove count parameter. Change return type to void. Change all
13986 (df_install_refs): Change old_vec parameter to VEC. Remove count
13987 parameter. Change all callers.
13988 (df_install_mws): Change old_vec parameter to VEC. Remove count
13989 parameter. Change all callers.
13990 (df_refs_verify): Change new_rec parameter to VEC. Change call
13992 (df_mws_verify): Likewise.
13994 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13996 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13998 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14000 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14002 2009-06-10 Anthony Green <green@moxielogic.com>
14004 * config/moxie/crti.asm: New file.
14005 * config/moxie/crtn.asm: New file.
14006 * config/moxie/moxie.c: New file.
14007 * config/moxie/moxie.h: New file.
14008 * config/moxie/sfp-machine.h: New file.
14009 * config/moxie/moxie-protos.h: New file.
14010 * config/moxie/t-moxie: Created.
14011 * config/moxie/t-moxie-softfp: Created.
14012 * config/moxie/moxie.md: Created.
14013 * config/moxie/constraints.md: Created.
14014 * config.gcc: Add moxie support.
14015 * doc/md.texi (Machine Constraints): Add moxie constraints.
14016 * doc/contrib.texi (Contributors): Mention moxie port.
14017 * doc/install.texi (Specific): Mention the moxie port.
14019 2009-06-09 Ian Lance Taylor <iant@google.com>
14021 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14022 compiling with C++.
14023 * optabs.c (optab_table): Only use designated initializers if
14024 HAVE_DESIGNATED_INITIALIZERS is defined.
14025 (convert_optab_table): Likewise.
14026 (init_optabs): Always call init_insn_codes if
14027 HAVE_DESIGNATED_INITIALIZERS is not defined.
14029 2009-06-09 Ian Lance Taylor <iant@google.com>
14031 * targhooks.c (default_builtin_vectorized_function): Change fn
14032 parameter to unsigned int.
14033 (default_builtin_vectorized_conversion): Change code parameter to
14035 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14036 * targhooks.h: Update declarations.
14037 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14038 parameter to unsigned int.
14040 * c-typeck.c (comptypes_check_enum_int): New static function.
14041 (comptypes_internal): Add enum_and_int_p parameter. Change all
14043 (comp_target_types): Add location parameter. Change all callers.
14044 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14045 Change all callers.
14046 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14047 (build_conditional_expr): Add colon_loc parameter. Change all
14049 (convert_for_assignment): Add location parameter. Change all callers.
14050 * c-parser.c (c_parser_conditional_expression): Pass location of
14051 colon to build_conditional_expr.
14052 * c-tree.h (build_conditional_expr): Update declaration.
14054 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14056 * graphite.c: Revert previous patch.
14058 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14061 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14063 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14065 * tree-ssa-loop-prefetch.c
14066 (loop_prefetch_arrays): Fixed a portability problem in printf format
14069 2009-06-09 Martin Jambor <mjambor@suse.cz>
14071 PR tree-optimization/40351
14072 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14073 refrence to a potential artifical subaccess can be constructed.
14075 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14077 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14078 (sh_override_options): Likewise.
14079 * config/sh/sh.c: Include params.h.
14080 (sh_optimization_options): New.
14081 (sh_override_options): Likewise.
14082 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14083 (OVERRIDE_OPTIONS): Use sh_override_options.
14085 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14087 * dwarf2out.c (emit_cfa_remember): New variable.
14088 (add_fde_cfi): If emit_cfa_remember, recurse to add
14089 DW_CFA_remember_state first.
14090 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14091 instead just set emit_cfa_remember.
14093 2009-06-08 Jan Hubicka <jh@suse.cz>
14096 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14098 2009-06-08 Jan Hubicka <jh@suse.cz>
14100 PR middle-end/39834
14101 * cgraphunit.c (save_inline_function_body): Do not copy transform
14102 hooks for saved inline bodies.
14103 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14104 for given function.
14106 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14108 * jump.c (returnjump_p): Handle delayed branches. Add missing
14111 2009-06-08 Jan Hubicka <jh@suse.cz>
14113 PR middle-end/40102
14114 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14115 original node might've been modified.
14116 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14118 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14120 * tree-object-size.c (addr_object_size): Add OSI argument.
14121 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14122 (compute_builtin_object_size, expr_object_size): Adjust callers.
14123 (plus_stmt_object_size): Call addr_object_size instead of
14124 compute_builtin_object_size.
14126 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14127 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14129 * tree-ssa-loop-prefetch.c
14130 (gather_memory_references): Introduced a counter for the number of
14132 (anything_to_prefetch_p): Introduced a counter for the number of
14134 (is_loop_prefetching_profitable): New function with a cost model
14136 (loop_prefetch_arrays): Use the new cost model to determine if
14137 prefetching is profitable.
14138 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14139 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14140 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14141 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14142 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14143 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14145 2009-06-08 Michael Matz <matz@suse.de>
14148 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14149 partitions use the same.
14150 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14151 for basevars of SSA_NAMEs.
14152 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14153 to not expand them twice.
14154 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14157 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14159 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14160 (fdump-final-insns=, gtoggle): New.
14161 * doc/invoke.texi: Document them.
14162 * final.c (rest_of_clean_state): Dump final insn stream.
14163 * gcc.c (invoke_as): Hook in -fcompare-debug.
14164 (static_spec_functions): Add compare-debug-dump-opt,
14165 compare-debug-self-opt and compare-debug-auxbase-opt.
14166 (compare_debug, compare_debug_second, compare_debug_opt): New.
14167 (switches_debug_check, n_switches_debug_check): New.
14168 (debug_auxbase_opt, debug_check_temp_file): New.
14169 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14171 (do_self_spec): Handle arguments after switches.
14172 (do_spec_1): Add .gk extension to temp file basenames for compare.
14173 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14174 (cc1_options): Use it instead of normal auxbase computation for
14175 the second compare-debug compilation.
14176 (compare_files): New.
14177 (main): Set up and implement compare debug mode.
14178 (compare_debug_dump_opt_spec_function): New.
14179 (compare_debug_self_opt_spec_function): New.
14180 (compare_debug_auxbase_opt_spec_function): New.
14181 * toplev.c (process_options): Handle flag_gtoggle,
14182 flag_dump_final_insns.
14183 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14184 during -fcompare-debug-second compilation.
14186 2009-06-07 Ian Lance Taylor <iant@google.com>
14188 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14189 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14191 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14192 with no default node. Change warning with %H to warning_at.
14193 Don't clear warn_switch around case checking.
14194 * doc/invoke.texi (Warning Options): Clarify distinction between
14195 -Wswitch and -Wswitch-enum.
14197 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14199 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14201 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14203 * gbl-ctors.h: Add header guard.
14205 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14207 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14208 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14209 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14210 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14211 prototypes for removed functions.
14212 (expressions_equal_p): Move to ...
14213 * tree-ssa-sccvn.h: ... here and ...
14214 * matrix-reorg.c: ... adjust includes.
14216 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14218 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14220 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14222 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14223 (finish_function): Remove erroneous whitespace.
14225 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14227 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14228 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14230 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14232 * errors.c (internal_error): Commentary typo fix.
14233 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14234 * tree-ssa-pre.c: Ditto.
14236 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14238 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14239 them is supposed to hold actual statements.
14241 2009-06-06 Ian Lance Taylor <iant@google.com>
14243 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14244 empty statements can now have attributes.
14246 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14248 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14249 * config/mips/mips.md: Ditto.
14251 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14253 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14255 (__eabi_uconvert): Likewise.
14257 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14259 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14260 CFI_* definitions with IN_GCC.
14262 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14264 * xcoffout.h (xcoffout_source_line): Update prototype.
14266 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14268 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14269 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14271 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14273 PR middle-end/40340
14274 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14275 inlined_function_outer_scope_p blocks for artificial inlines
14277 * tree.c (tree_nonartificial_location): Rewrite using
14278 block_nonartificial_location.
14280 2009-06-05 Revital Eres <eres@il.ibm.com>
14281 Leehod Baruch <leehod@il.ibm.com>
14283 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14284 (expand_expr_real_1): Remove comment.
14285 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14286 Vectorize misaligned access when the target supports it.
14287 (vect_supportable_dr_alignment): Check for unaligned access support.
14288 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14291 2009-06-05 Julian Brown <julian@codesourcery.com>
14293 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14294 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14296 2009-06-05 Richard Guenther <rguenther@suse.de>
14299 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14300 as possibly unused.
14302 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14304 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14305 (save_gprs): Don't tell unwinder when a global register is saved.
14306 (s390_emit_epilogue): Emit needed epilogue unwind info.
14308 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14310 * dwarf2out.c (deferred_asm_name): New.
14311 (add_name_and_src_coords_attributes): Defer creation of
14312 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14314 (move_linkage_attr): New.
14315 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14318 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14320 * tree-nested.c (finalize_nesting_tree_1): Declare the
14321 frame_decl in the binding tree.
14323 2009-06-04 Cary Coutant <ccoutant@google.com>
14325 * basic-block.h (struct basic_block_def): Add discriminator field.
14326 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14328 * debug.c (do_nothing_debug_hooks): Add additional entry.
14329 (debug_nothing_int_charstar_int): New function.
14330 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14331 (debug_nothing_int_charstar_int): New declaration.
14332 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14333 discriminator value in .loc directive.
14334 * final.c (last_discriminator): New variable.
14335 (discriminator): New variable.
14336 (final_start_function): Initialize above variables, pass current
14337 discriminator to debug hook.
14338 (notice_source_line): Check for discriminator change.
14339 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14340 * sdbout.c (sdbout_source_line): New parameter.
14341 * tree-cfg.c (struct locus_discrim_map): New structure type.
14342 (discriminator_per_locus): New hash table.
14343 (build_gimple_cfg): Allocate and free discriminator hash table.
14344 (make_edges): Call assign_discriminator.
14345 (locus_map_hash): New function.
14346 (locus_map_eq): New function.
14347 (next_discriminator_for_locus): New function.
14348 (same_line_p): New function.
14349 (assign_discriminator): New function.
14350 (make_cond_expr_edges): Call assign_discriminator.
14351 (make_gimple_switch_edges): Likewise.
14352 (first_non_label_stmt): New function.
14353 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14355 * xcoffout.c (xcoffout_source_line): Add new parameter.
14357 * configure.ac (gcc_cv_as_discriminator): New configury check for
14358 gas support for discriminator.
14359 * configure: Regenerate.
14360 * config.in: Regenerate.
14362 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14364 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14365 val after checking for integers.
14367 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14369 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14371 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14372 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14373 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14374 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14375 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14376 X64_SSE_REGPARM_MAX.
14377 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14378 X64_SSE_REGPARM_MAX.
14380 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14382 * gcc.c (report_times_to_file): New.
14383 (execute): Implement it.
14384 (process_command): Support -time=.
14385 * doc/invoke.texi: Document it.
14387 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14389 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14390 that have value exprs.
14392 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14394 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14395 declarations for constants until...
14396 (dw2_output_indirect_constant_1): ... this point.
14398 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14401 * arm.md (arm_addsi3): Don't try to split an add with an
14402 eliminable register until after reload has completed.
14404 2009-06-03 Ian Lance Taylor <iant@google.com>
14406 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14407 * genattrtab.c (write_length_unit_log): Likewise.
14408 * genchecksum.c (dosum): Likewise.
14409 * gengtype.c (write_rtx_next): Likewise.
14410 (finish_root_table, write_roots): Likewise.
14411 * gimple.c (gimple_ops_offset_): Likewise.
14412 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14413 * config/arc/arc.c (arc_attribute_table): Likewise.
14414 * config/arm/arm.c (arm_attribute_table): Likewise.
14415 * config/avr/avr.c (avr_attribute_table): Likewise.
14416 * config/crx/crx.c (crx_attribute_table): Likewise.
14417 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14418 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14419 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14420 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14421 * config/sh/sh.c (sh_attribute_table): Likewise.
14422 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14423 * config/spu/spu.c (spu_attribute_table): Likewise.
14424 * config/v850/v850.c (v850_attribute_table): Likewise.
14426 * config/alpha/alpha.c (vms_attribute_table): Make static.
14427 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14428 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14429 * config/mips/mips.c (mips_attribute_table): Likewise.
14431 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14433 (cc1-checksum.o): Likewise.
14435 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14437 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14439 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14441 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14442 insn if it is changing sp. Use gen_add3_insn instead of
14443 conditionally gen_addsi3 and gen_adddi3.
14444 (offset_below_red_zone_p): New static inline function.
14445 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14446 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14447 * config/rs6000/ppc-asm.h: Include auto-host.h.
14448 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14449 CFI_RESTORE): Define.
14450 * config/rs6000/crtresxgpr.asm: Add unwind info.
14451 * config/rs6000/crtresxfpr.asm: Likewise.
14452 * config/rs6000/crtresgpr.asm: Likewise.
14453 * config/rs6000/crtresfpr.asm: Likewise.
14454 * config/rs6000/crtsavgpr.asm: Likewise.
14455 * config/rs6000/crtsavfpr.asm: Likewise.
14457 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14458 argument of DWARF2_FRAME_REG_OUT macros.
14460 2009-06-03 Julian Brown <julian@codesourcery.com>
14462 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14463 words or less (including TImode) in core registers.
14465 2009-06-03 Richard Guenther <rguenther@suse.de>
14467 PR middle-end/40328
14468 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14470 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14472 * statistics.c (statistics_counter_event): Do not record event
14473 in pass dump if its number == -1.
14474 (curr_statistics_hash): Add assert that we never get passes
14475 with static number == -1.
14477 2009-06-03 Richard Guenther <rguenther@suse.de>
14478 Andrey Belevantsev <abel@ispras.ru>
14480 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14481 non-BLKmode arrays addressable.
14483 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14485 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14486 * config/m68k/m68k.h: ... here.
14488 2009-06-03 Martin Jambor <mjambor@suse.cz>
14490 PR tree-optimization/40323
14491 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14494 2009-06-03 Richard Guenther <rguenther@suse.de>
14496 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14499 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14501 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14502 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14503 JUMP_TABLE_DATA_P where applicable.
14504 * config/sh/sh.c: Ditto.
14505 * config/sh/sh.h: Ditto.
14506 * config/sh/sh.md: Ditto.
14507 * config/sh/symbian.c: Ditto.
14509 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14511 * config/i386/driver-i386.c (describe_cache): Optimize
14512 concatenation of strings. Use snprintf instead of sprintf.
14513 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14514 target when not compiling with GCC.
14516 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14518 * config/sh/sh.c: Revert last change.
14519 (sh_expand_epilogue): Emit a blockage insn before the frame
14520 pointer adjustment unconditionally.
14522 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14524 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14525 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14526 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14527 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14528 to COLLECT_GCC_OPTIONS.
14530 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14532 * collect2.c (target_system_root): New variable.
14533 (main): Handle --sysroot=.
14534 (ignore_library): Strip the sysroot from the library path.
14536 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14538 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14539 (collect2.o): Depend on collect2-aix.h.
14540 (collect2-aix.o): New rule.
14541 * collect2-aix.h: New file.
14542 * collect2-aix.c: Likewise.
14543 * collect2.c: Include collect2-aix.h. Don't undefine
14544 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14545 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14546 Use TARGET_AIX_VERSION instead of _AIX51.
14547 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14548 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14549 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14550 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14551 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14553 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14555 * collect2.c (ignore_library): Avoid premature post-increment
14556 and null deference.
14558 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14560 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14561 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14562 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14563 CROSS_DIRECTORY_STRUCTURE too.
14564 (LINK_LIBG_SPEC): Likewise.
14565 (LIB_SPEC): Add %R to sysroot paths.
14566 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14567 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14568 * config/rs6000/aix51.h: As for aix43.h.
14569 * config/rs6000/aix52.h: Likewise.
14570 * config/rs6000/aix53.h: Likewise.
14571 * config/rs6000/aix61.h: Likewise.
14572 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14573 to the beginning of sysroot paths.
14575 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14577 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14578 INSN_LISTs that are out of the REG_NOTE range.
14580 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14582 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14583 (struct var_to_expand): Likewise.
14584 (struct opt_info): Add head and tail for linked lists of the above.
14585 (analyze_insn_to_expand_var): Initialize next.
14586 (analyze_iv_to_split_insn): Likewise.
14587 (analyze_insns_in_loop): Create linked lists.
14588 (allocate_basic_variable): Simplify for use without hash table.
14589 (insert_var_expansion_initialization): Likewise, make it type-safer.
14590 (combine_var_copies_in_loop_exit): Likewise.
14591 (apply_opt_in_copies): Walk lists rather than hash tables.
14592 (release_var_copies): Simplified and inlined by hand into...
14593 (free_opt_info): ... this function.
14595 2009-06-02 Richard Guenther <rguenther@suse.de>
14597 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14600 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14602 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14603 only for builtins that are not overridden.
14605 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14607 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14610 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14612 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14614 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14616 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14618 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14620 * common.opt (fdump-unnumbered-links): New.
14621 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14622 * print-rtl.c (flag_dump_unnumbered_links): New.
14623 (print_rtx): Test it.
14625 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14627 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14628 push/pop multiple to 8-byte alignment.
14630 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14632 * config/i386/i386.c (queued_cfa_restores): New static variable.
14633 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14635 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14636 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14637 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14638 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14639 note unconditionally.
14640 (ix86_emit_restore_regs_using_mov): Likewise.
14641 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14642 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14643 it through to ix86_emit_restore_reg_using_pop.
14644 (ix86_emit_leave): Add RED_OFFSET argument. Call
14645 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14646 instead of adding REG_CFA_OFFSET note unconditionally.
14647 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14648 the above functions. Call ix86_add_queued_cfa_restore_notes when
14651 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14652 force output of the label even for dwarf2out_do_cfi_asm.
14653 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14654 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14655 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14657 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14658 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14659 dwarf2out_cfi_label callers.
14660 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14661 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14662 Adjust dwarf2out_cfi_label callers.
14663 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14665 * config/i386/i386.h (struct machine_cfa_state,
14666 struct machine_function): Guard with ifndef USED_FOR_TARGET
14667 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14670 * emutls.c (__emutls_get_address): Change arr->size to mean number
14671 of allocated arr->data entries instead of # of slots + 1.
14673 PR middle-end/40316
14674 * recog.c (peep2_reinit_state): New function.
14675 (peephole2_init_state): Use it at the end of a basic block and also
14676 when seeing a RTX_FRAME_RELATED_P insn.
14678 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14680 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14681 fixuns_truncrfdi2): New.
14682 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14683 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14684 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14685 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14686 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14687 *recip_approx): Remove.
14688 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14689 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14690 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14692 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14695 2009-06-01 Ian Lance Taylor <iant@google.com>
14697 * attribs.c (register_attribute): Use CONST_CAST.
14698 * collect2.c (main): Use CONST_CAST2.
14699 (scan_prog_file): Likewise.
14700 * gcc.c (process_command, main): Likewise.
14701 * toplev.c (toplev_main): Likewise.
14703 * c-typeck.c (handle_warn_cast_qual): New static function,
14704 partially broken out of build_c_cast.
14705 (build_c_cast): Call handle_warn_cast_qual.
14706 * doc/invoke.texi (Warning Options): Document new effect of
14709 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14711 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14712 (diagnostic_report_current_module): Print columns.
14713 * common.opt (flag_show_column): Enable by default.
14715 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14717 * alias.c (find_base_term): Check for NULL term before returning.
14719 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14721 Revert due to PR40320:
14722 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14723 * calls.c (emit_library_call_value_1): Don't force_operand for move
14726 2009-06-01 Olivier Hainque <hainque@adacore.com>
14727 Eric Botcazou <ebotcazou@adacore.com>
14729 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14730 to be processed as a bitfield for constructor output purposes.
14731 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14733 * varasm.c (oc_local_state): New type, output_constructor
14734 local state to support communication with helpers.
14735 (oc_outer_state): New type, output_constructor outer state of
14736 relevance in recursive calls.
14737 (output_constructor_array_range): New output_constructor helper,
14738 extracted code for an array range element.
14739 (output_constructor_regular_field): New output_constructor helper,
14740 extracted code for an element that is not a bitfield.
14741 (output_constructor_bitfield): New output_constructor helper,
14742 extracted code for a bitfield element. Accept an OUTER state
14743 argument for recursive processing. Recurse on record or array
14744 CONSTRUCTOR values, possibly past noop conversions.
14745 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14746 VALUE is a valid constant-valued expression for use in a static
14747 bit-field initializer.
14748 (output_constructor): Rework to use helpers. Accept and honor an
14749 OUTER state argument for recursive calls. Return total size. Be
14750 prepared for nested constructors initializing bitfields.
14751 (output_constant): Feed OUTER in calls to output_constructor.
14753 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14755 * calls.c (emit_library_call_value_1): Don't force_operand for move
14758 2009-06-01 Nick Clifton <nickc@redhat.com>
14760 * doc/invoke.texi (IA-64 Options): Fix typo.
14762 2009-06-01 Ira Rosen <irar@il.ibm.com>
14764 PR tree-optimization/39129
14765 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14767 (vect_do_peeling_for_loop_bound): Use
14768 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14769 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14770 (vect_loop_versioning): Likewise.
14771 (vect_create_cond_for_alias_checks): Fix indentation.
14772 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14774 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14775 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14776 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14777 "control flow in loop".
14778 (vect_estimate_min_profitable_iters): Use
14779 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14780 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14781 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14782 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14783 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14784 statement belongs to a group of strided accesses with the exact code
14786 (vectorizable_load): Likewise.
14787 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14788 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14790 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14792 * config/freebsd-stdint.h: New file.
14793 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14794 Add freebsd-stdint.h to tm_file.
14796 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14798 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14799 (thumb2_extendhidi2): Likewise.
14801 2009-05-31 Ian Lance Taylor <iant@google.com>
14803 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14805 2009-05-31 Ian Lance Taylor <iant@google.com>
14807 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14808 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14809 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14811 2009-05-31 Jason Merrill <jason@redhat.com>
14813 * tree-pretty-print.c (print_call_name): Take the callee, not the
14814 call itself. Make non-static. Use dump_function_name for functions.
14815 (dump_generic_node): Adjust.
14816 * diagnostic.h: Declare print_call_name.
14817 * gimple-pretty-print.c (dump_gimple_call): Use it.
14819 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14821 * config/sh/sh.md (ashldi3_std): New define_expand.
14824 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14827 * config/sh/sh.c: Include debug.h.
14828 (sh_expand_epilogue): Emit a blockage insn before the frame
14829 pointer adjustment also when dwarf2out_do_frame returns true.
14831 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14833 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14834 (thumb2_extendqidi2): New pattern.
14836 2009-05-31 Ira Rosen <irar@il.ibm.com>
14838 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14839 mark phis for renaming.
14840 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14841 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14842 Call mark_sym_for_renaming.
14843 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14844 * tree-vect-loop.c (vect_transform_loop): Remove
14845 vect_memsyms_to_rename initialization and a call to
14846 mark_set_for_renaming.
14848 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14850 PR middle-end/40304
14851 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14852 frame related even if !set_cfa && style < 0.
14854 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14856 * config/i386/mingw-tls.c: New file.
14857 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14858 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14859 defining _WIN32 but not __CYGWIN__.
14861 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14863 * configure.ac: Add MPC support.
14865 * config.in, configure: Regenerate.
14867 2009-05-29 Richard Henderson <rth@redhat.com>
14869 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14870 NOTE_INSN_BASIC_BLOCK.
14871 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14872 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14873 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14875 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14877 (add_cfi): Disable check redefining cfa away from drap.
14878 (lookup_cfa_1): Add remember argument; handle remember/restore.
14879 (lookup_cfa): Pass remember argument.
14880 (cfa_remember): New.
14881 (compute_barrier_args_size_1): Remove sibcall check.
14882 (dwarf2out_frame_debug_def_cfa): New.
14883 (dwarf2out_frame_debug_adjust_cfa): New.
14884 (dwarf2out_frame_debug_cfa_offset): New.
14885 (dwarf2out_frame_debug_cfa_register): New.
14886 (dwarf2out_frame_debug_cfa_restore): New.
14887 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14888 (dwarf2out_begin_epilogue): New.
14889 (dwarf2out_frame_debug_restore_state): New.
14890 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14891 DW_CFA_restore_state.
14892 (output_cfi_directive): Likewise.
14893 (convert_cfa_to_fb_loc_list): Likewise.
14894 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14895 * dwarf2out.h: Update.
14896 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14897 (copy_insn_1): Early out for null.
14898 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14899 and dwarf2out_frame_debug_restore_state.
14900 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14901 (prologue_insn_hash, epilogue_insn_hash): New.
14902 (free_after_compilation): Adjust freeing accordingly.
14903 (record_insns): Create hash table if needed; push insns into
14904 hash instead of array.
14905 (maybe_copy_epilogue_insn): New.
14906 (contains): Search hash table instead of array.
14907 (sibcall_epilogue_contains): Remove.
14908 (thread_prologue_and_epilogue_insns): Split eh_return insns
14909 and mark them as epilogues.
14910 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14911 scanning in terms of basic blocks.
14912 * insn-notes.def (CFA_RESTORE_STATE): New.
14913 * jump.c (returnjump_p_1): Accept EH_RETURN.
14914 (eh_returnjump_p_1, eh_returnjump_p): New.
14915 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14916 CFA_REGISTER, CFA_RESTORE): New.
14917 * rtl.def (EH_RETURN): New.
14918 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14920 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14921 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14923 * config/i386/i386.c (gen_push): Update cfa state.
14924 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14925 add a CFA_ADJUST_CFA note.
14926 (ix86_dwarf_handle_frame_unspec): Remove.
14927 (ix86_expand_prologue): Update cfa state.
14928 (ix86_emit_restore_reg_using_pop): New.
14929 (ix86_emit_restore_regs_using_pop): New.
14930 (ix86_emit_leave): New.
14931 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14932 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14933 * config/i386/i386.h (struct machine_cfa_state): New.
14934 (ix86_cfa_state): New.
14935 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14936 (eh_return_internal): Merge from eh_return_<mode>,
14937 use eh_return rtx, split w/ epilogue.
14939 2009-05-29 Ian Lance Taylor <iant@google.com>
14941 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14943 * calls.c (emit_library_call_value_1): Likewise.
14945 * c-typeck.c (c_build_va_arg): New function.
14946 * c-tree.h (c_build_va_arg): Declare.
14947 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14948 instead of build_va_arg.
14950 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14952 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14953 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14954 (ptr_difference_cost): Use affine combinations to compute it.
14955 (difference_cost): Likewise.
14956 (get_computation_cost_at): Compute more accurate cost for addresses
14957 if the ratio is a multiplier allowed in addresses.
14958 For non-addresses, consider that an additional offset or symbol is
14961 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14963 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14964 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14966 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14967 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14968 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14970 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14971 to 1 for TYPE_SSE{IADD1,CVT1}.
14972 (prefix_vex_imm8): Removed.
14973 (length_vex): Only pass 1 as second argument to
14974 ix86_attr_length_vex_default if prefix_extra is 0.
14975 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14976 (length): For prefix vex computation use length_immediate
14977 attribute instead of prefix_vex_imm8.
14978 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14979 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14980 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14981 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14982 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14983 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14984 a space in between the operands.
14985 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14986 if one operand is 0xff and the other one si, di, bp or sp.
14987 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14988 other one si, di, bp or sp.
14989 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14990 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14991 type and mode attributes.
14992 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14993 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14994 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14995 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14996 prefix_data16 attribute iff MODE_DF.
14997 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14998 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14999 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15000 constm128_operand in length_immediate computation.
15001 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15002 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15003 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15004 length_immediate attribute to 1.
15005 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15006 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15007 for certain alternatives.
15008 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15009 prefix_data16 attribute if MODE_V1DF.
15010 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15011 length_immediate to 1.
15012 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15013 length_address to 4, set mode attribute to MODE_DI.
15014 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15015 (fxam<mode>2_i387): Set length attribute to 4.
15016 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15017 *prefetch_3dnow_rex): Override length_address attribute.
15018 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15020 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15021 (constm128_operand): Removed.
15022 * config/i386/i386.c (memory_address_length): For
15023 disp && !index && !base in 64-bit mode account for SIB byte if
15024 print_operand_address can't optimize disp32 into disp32(%rip)
15025 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15026 for fs: or gs: segment.
15027 (ix86_attr_length_immediate_default): When checking if shortform
15028 is possible, truncate immediate to the length of the non-shortened
15030 (ix86_attr_length_address_default): Ignore MEM_P operands
15032 (ix86_attr_length_vex_default): Only check for DImode on
15033 GENERAL_REG_P operands.
15034 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15035 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15036 (sse_cvttps2pi): Clear prefix_rep attribute.
15037 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15039 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15040 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15041 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15042 iff operand 2 is const_int_operand.
15043 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15044 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15045 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15047 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15049 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15050 prefix_data16 attribute for movlpd and movhpd instructions.
15051 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15052 length_immediate for shufpd instruction.
15053 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15054 (avx_cmpp<avxmodesuffixf2c><mode>3,
15055 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15056 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15057 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15058 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15059 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15060 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15061 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15062 prefix_data16 attribute for the first alternative to 1.
15063 (*avx_loadlps): Override length_immediate for the first alternative.
15064 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15065 attributes for second alternative.
15066 (*vec_concatv2sf_sse4_1): Override length_immediate and
15067 prefix_data16 attributes for second alternative.
15068 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15069 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15070 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15071 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15072 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15073 prefix_data16 and length_immediate to 1.
15074 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15076 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15077 prefix_extra attribute for variants that don't have 0f prefix alone.
15078 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15079 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15080 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15081 *sse4_1_pextrd): Set length_immediate to 1.
15082 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15083 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15085 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15086 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15087 length_immediate to 1 for second alternative.
15088 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15089 prefix_extra and length_immediate attributes for the first
15091 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15093 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15094 to 1 for the first and third alternative.
15095 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15097 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15099 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15101 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15102 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15103 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15104 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15105 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15106 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15107 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15108 ssse3_psign<mode>3): Override prefix_rex attribute.
15109 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15110 (ssse3_palignrti): Override length_immediate to 1.
15111 (ssse3_palignrdi): Override length_immediate to 1, override
15112 prefix_rex attribute.
15113 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15114 (sse4a_extrqi): Override length_immediate to 2.
15115 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15116 (sse4a_insertq): Override prefix_data16 to 0.
15117 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15118 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15119 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15120 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15121 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15122 and length_immediate to 1.
15123 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15124 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15125 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15126 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15127 and length_immediate to 1.
15128 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15129 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15130 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15131 avx_ptest256): Override prefix_extra to 1.
15132 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15133 Override prefix_data16 and length_immediate to 1.
15134 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15135 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15136 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15137 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15138 prefix_data16 to 0 and prefix_extra to 2.
15139 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15140 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15142 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15143 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15144 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15145 and prefix_extra to 2.
15146 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15147 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15148 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15149 avx_vpermilvar<mode>3,
15150 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15151 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15152 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15153 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15154 Override prefix_extra to 1.
15155 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15156 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15157 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15158 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15159 prefix_extra and length_immediate to 1.
15160 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15162 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15163 to 1 for the first alternative.
15164 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15165 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15167 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15168 *movv2sf_internal_avx, *movv2sf_internal): Override
15169 prefix_rep attribute for certain alternatives.
15170 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15171 attributes for certain alternatives.
15172 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15173 attributes for certain alternatives.
15174 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15175 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15176 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15177 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15178 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15179 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15180 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15181 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15182 length_immediate to 1 if operand 2 is const_int_operand.
15183 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15184 *vec_extractv2si_1): Set length_immediate attribute to 1.
15185 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15186 using old 3DNOW insn rather than SSE/3DNOW_A.
15187 (mmx_emms, mmx_femms): Clear modrm attribute.
15189 2009-05-29 Martin Jambor <mjambor@suse.cz>
15191 * tree-sra.c: New implementation of SRA.
15193 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15194 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15195 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15196 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15197 (SRA_MAX_STRUCTURE_COUNT): Removed.
15198 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15199 * doc/invoke.texi (sra-max-structure-size): Removed.
15200 (sra-field-structure-ratio): Removed.
15202 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15204 PR middle-end/40291
15205 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15208 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15210 PR rtl-optimization/40101
15211 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15212 seqno. Adjust comment.
15213 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15214 inserting bookkeeping before a jump, the jump is not scheduled.
15215 When no positive seqno found, provide a value. Add comment.
15217 2009-05-29 Richard Guenther <rguenther@suse.de>
15219 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15220 short-cutting on the first component.
15222 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15224 PR middle-end/39958
15225 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15226 for trees other than decls/types.
15228 2009-05-29 Richard Guenther <rguenther@suse.de>
15230 * tree-ssa-operands.c (get_expr_operands): Do not handle
15231 INDIRECT_REFs in the handled-component case. Remove
15232 unused get_ref_base_and_extent case.
15233 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15234 tree_low_cst and host_integerp where possible.
15235 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15236 codes for equivalence.
15237 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15239 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15241 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15242 to tmake_file for i[34567]86-*-cygwin*.
15244 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15247 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15248 (altivec_categorize_keyword, init_vector_keywords,
15249 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15252 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15254 * tree.c (handle_dll_attribute): Check if node is
15255 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15257 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15259 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15261 (thumb2_zero_extendqidi2): Likewise.
15263 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15265 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15266 instead of gen_movrt.
15267 * config/sh/sh.md (movrt): Remove.
15269 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15271 * doc/invoke.texi (IA-64 Options):
15272 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15273 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15274 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15275 -msched-prefer-non-control-spec-insns,
15276 -msched-stop-bits-after-every-cycle,
15277 -msched-count-spec-in-critical-path,
15278 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15279 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15280 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15281 and -msched-spec-verbose.
15283 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15285 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15286 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15288 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15290 2009-05-28 Richard Guenther <rguenther@suse.de>
15292 * tree-ssa-alias.c (ao_ref_init): New function.
15293 (ao_ref_base): Likewise.
15294 (ao_ref_base_alias_set): Likewise.
15295 (ao_ref_alias_set): Likewise.
15296 (refs_may_alias_p_1): Change signature.
15297 (refs_may_alias_p): Adjust.
15298 (refs_anti_dependent_p): Likewise.
15299 (refs_output_dependent_p): Likewise.
15300 (call_may_clobber_ref_p_1): Change signature.
15301 (call_may_clobber_ref_p): Adjust.
15302 (stmt_may_clobber_ref_p_1): New function split out from ...
15303 (stmt_may_clobber_ref_p): ... here.
15304 (maybe_skip_until): Adjust signature.
15305 (get_continuation_for_phi): Likewise.
15306 (walk_non_aliased_vuses): Likewise.
15307 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15308 (ao_ref_init): Declare.
15309 (ao_ref_base): Likewise.
15310 (ao_ref_alias_set): Likewise.
15311 (stmt_may_clobber_ref_p_1): Likewise.
15312 (walk_non_aliased_vuses): Adjust.
15313 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15314 (get_ref_from_reference_ops): remove.
15315 (vn_reference_lookup_2): Adjust signature.
15316 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15317 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15318 (vn_reference_lookup): Adjust.
15319 (vn_reference_insert): Likewise.
15320 (vn_reference_insert_pieces): Adjust signature.
15321 (visit_reference_op_call): Adjust.
15322 * tree-ssa-pre.c (get_expr_type): Simplify.
15323 (phi_translate_1): Adjust.
15324 (compute_avail): Likewise.
15325 (translate_vuse_through_block): Do not re-build trees.
15326 (value_dies_in_block_x): Likewise.
15327 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15329 (vn_reference_lookup_pieces): Adjust declaration.
15330 (vn_reference_insert_pieces): Likewise.
15332 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15334 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15335 with checking disabled.
15337 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15341 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15342 macro definition for support of three-operand format aligned
15343 .comm directive in assembler on cygwin/pe/mingw target OS.
15344 * configure: Regenerate.
15345 * config.h: Regenerate.
15347 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15348 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15349 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15351 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15352 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15354 2009-05-28 Ira Rosen <irar@il.ibm.com>
15356 PR tree-optimization/40254
15357 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15358 in analysis of basic blocks.
15360 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15362 PR middle-end/33699
15363 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15364 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15365 (TARGET_INITIALIZER): Use it.
15366 * cse.c (CHEAPER): Move it up to the other macros.
15367 (insert): Rename this ...
15368 (insert_with_costs): ... to this. Add cost parameters. Update
15370 (insert): New function. Call insert_with_costs.
15371 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15372 find_reg_offset_for_const, try_const_anchors): New functions.
15373 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15374 when using a const-anchor. Call insert_const_anchors.
15375 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15376 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15378 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15380 * tree-inline.c (remap_decls): Enable nonlocalized variables
15381 when not optimizing.
15383 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15385 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15386 Simplify other tests involving optimize.
15388 2009-05-27 Tom Tromey <tromey@redhat.com>
15390 * unwind-dw2.c (_Unwind_DebugHook): New function.
15391 (uw_install_context): Call _Unwind_DebugHook.
15393 2009-05-27 Tom Tromey <tromey@redhat.com>
15395 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15397 2009-05-27 Ian Lance Taylor <iant@google.com>
15399 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15400 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15401 (ALL_LINKERFLAGS): Define.
15402 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15403 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15404 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15405 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15406 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15407 $(LINKER_FOR_BUILD).
15408 (build/gcov-iov$(build_exeext)): Likewise.
15410 2009-05-27 Julian Brown <julian@codesourcery.com>
15412 * gcse.c (target.h): Include.
15413 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15414 copy of argument to a pseudo register.
15416 2009-05-27 Diego Novillo <dnovillo@google.com>
15418 * tree-ssa-live.c (dump_scope_block): Document arguments.
15419 (dump_scope_blocks): Document.
15420 (debug_scope_blocks): New.
15421 * tree-flow.h (debug_scope_blocks): Declare.
15423 2009-05-21 Denis Chertykov <denisc@overta.ru>
15425 * doc/contrib.texi (Contributors): Add myself to the list.
15427 2009-05-27 Olivier Hainque <hainque@adacore.com>
15429 * expr.c (target_align): New function. Alignment the TARGET of an
15430 assignment may be assume to have.
15431 (highest_pow2_factor_for_target): Use it instead of relying on
15432 immediate tree attributes of TARGET, not necessarily honored when
15433 intermediate bitfields are involved.
15435 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15438 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15439 AVX, SSE4, AES, PCLMUL and POPCNT.
15441 2009-05-27 Diego Novillo <dnovillo@google.com>
15443 * tree-pretty-print.c (dump_location): New.
15444 (dump_generic_node): Call it.
15445 Factor code to handle BLOCK nodes ...
15446 (dump_block_node): ... here.
15448 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15450 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15452 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15454 * gcc-plugin.h: Include config.h and system.h.
15455 (IN_GCC): Define if not defined.
15457 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15459 PR middle-end/40249
15460 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15463 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15465 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15467 * config/m32r/m32r.h: Ditto.
15468 * config/m32r/m32r.md: Ditto.
15469 * config/m32r/predicates.md: Ditto.
15471 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15473 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15475 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15478 (Loading plugins): typo.
15479 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15480 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15481 (Interacting with the GCC Garbage Collector): Added new section.
15482 (Giving information about a plugin): Added new section for
15484 * ggc.h (ggc_register_root_tab): Added declaration.
15485 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15486 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15487 (register_callback): Improved comment in declaration.
15488 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15489 (extra_root_vec) Added static variable for dynamic roots registration.
15490 (ggc_register_root_tab) Added new routine.
15491 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15492 PLUGIN_GGC_MARKING event.
15493 * ggc-zone.c: Include plugin.h.
15494 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15495 * ggc-page.c: Include plugin.h.
15496 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15497 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15498 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15499 (register_callback): check lack of callbacks for
15500 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15501 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15502 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15503 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15504 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15505 dependency on plugin.h.
15506 (plugin.o): Added dependency on ggc.h...
15508 2009-05-26 Richard Guenther <rguenther@suse.de>
15510 PR middle-end/40248
15512 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15513 with mismatched comparison modes.
15515 * expr.c (expand_expr_real_1): Expand the operand of a
15516 VIEW_CONVERT_EXPR in its natural mode.
15518 2009-05-26 Ian Lance Taylor <iant@google.com>
15520 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15521 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15522 (ALL_COMPILERFLAGS): Define.
15523 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15524 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15525 (collect2$(exeext), collect2.o): Likewise.
15526 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15527 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15528 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15529 (libbackend.o, intl.o, cppdefault.o): Likewise.
15530 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15531 (build/%.o): Use $(COMPILER_FOR_BUILD).
15532 (build/gen%$(build_exeext)): Likewise.
15533 (build/gcov-iov$(build_exeext)): LIkewise.
15534 * config/t-darwin (darwin.o): Use $(COMPILER).
15535 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15536 * config/t-sol2 (sol2-c.o): Likewise.
15537 (sol2.o): Likewise.
15538 * config/t-vxworks (vxworks.o): Likewise.
15539 * config/x-darwin (host-darwin.o): Likewise.
15540 * config/x-hpux (host-hpux.o): Likewise.
15541 * config/x-linux (host-linux.o): Likewise.
15542 * config/x-solaris (host-solaris.o): Likewise.
15543 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15544 * config/arm/t-arm (arm-c.o): Likewise.
15545 * config/arm/t-pe (pe.o): Likewise.
15546 * config/arm/t-wince-pe (pe.o): Likewise.
15547 * config/i386/t-cygming (winnt.o): Likewise.
15548 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15549 * config/i386/t-cygwin (cygwin1.o): Likewise.
15550 (cygwin2.o): Likewise.
15551 * config/i386/t-i386 (i386-c.o): Likewise.
15552 * config/i386/t-interix (winnt.o): Likewise.
15553 * config/i386/t-netware (netware.o): Likewise.
15554 * config/i386/t-nwld (nwld.o): Likewise.
15555 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15556 * config/i386/x-i386 (driver-i386.o): Likewise.
15557 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15558 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15559 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15560 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15561 * config/mips/x-native (driver-native.o): Likewise.
15562 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15563 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15564 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15565 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15566 * config/score/t-score-elf (score7.o): Likewise.
15567 (score3.o): Likewise.
15568 * config/sh/t-sh (sh-c.o): Likewise.
15569 * config/sh/t-symbian (sh-c.o): Likewise.
15570 (symbian.o): Likewise.
15571 * config/spu/t-spu-elf (spu-c.o): Likewise.
15572 * config/v850/t-v850 (v850-c.o): Likewise.
15573 * config/v850/t-v850e (v850-c.o): Likewise.
15575 2009-05-26 Richard Guenther <rguenther@suse.de>
15577 PR tree-optimization/40122
15578 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15579 VECTOR_CSTs if possible.
15580 (fold_gimple_assign): Likewise.
15582 2009-05-26 Richard Guenther <rguenther@suse.de>
15584 PR middle-end/40252
15585 * fold-const.c (fold_binary): Use the correct types for building
15588 2009-05-26 Richard Guenther <rguenther@suse.de>
15590 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15591 redundant calls to merge_alias_info.
15592 (bump_vector_ptr): Likewise.
15593 * tree-ssa-copy.c (merge_alias_info): Remove.
15594 (replace_exp_1): Remove call to merge_alias_info.
15595 (propagate_tree_value): Likewise.
15596 (fini_copy_prop): Propagate points-to info.
15597 * tree-flow.h (merge_alias_info): Remove.
15599 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15601 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15603 2009-05-25 Jan Hubicka <jh@suse.cz>
15605 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15606 * cgraph.h (struct inline_summary): New filed self_wize,
15607 size_inlining_benefit, self_time and time_inlining_benefit.
15608 (struct cgraph_global_info): Replace insns by time ans size fields.
15609 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15610 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15611 (ipcp_update_callgraph): Do not touch function bodies.
15612 * ipa-inline.c: Include except.h
15613 (MAX_TIME): New constant.
15614 (overall_insns): Remove.
15615 (leaf_node_p): New.
15616 (overall_size, max_benefit): New static variables.
15617 (cgraph_estimate_time_after_inlining): New function.
15618 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15619 (cgraph_clone_inlined_nodes): Update size.
15620 (cgraph_mark_inline_edge): Update size.
15621 (cgraph_estimate_growth): Use size info.
15622 (cgraph_check_inline_limits): Check size.
15623 (cgraph_default_inline_p): Likewise.
15624 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15625 (cgraph_decide_recursive_inlining): Check size.
15626 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15628 (cgraph_decide_inlining): Likewise.
15629 (cgraph_decide_inlining_incrementally): Likewise; honor
15630 PARAM_EARLY_INLINING_INSNS.
15631 (likely_eliminated_by_inlining_p): New predicate.
15632 (estimate_function_body_sizes): New function.
15633 (compute_inline_parameters): Use it.
15634 * except.c (must_not_throw_labels): New function.
15635 * except.h (must_not_throw_labels): Declare.
15636 * tree-inline.c (init_inline_once): Kill inlining_weigths
15637 * tree-ssa-structalias.c: Avoid uninitialized warning.
15638 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15639 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15640 (PARAM_INLINE_CALL_COST): Remove.
15641 (PARAM_EARLY_INLINING_INSNS): New.
15643 2009-05-25 Richard Guenther <rguenther@suse.de>
15645 PR tree-optimization/36327
15646 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15647 callback for reference translation or lookup at the point of may-defs.
15648 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15649 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15650 for union COMPONENT_REFs.
15651 (vn_reference_lookup_3): New callback. Lookup from memset
15652 and CONSTRUCTOR assignment, translate through struct copies.
15653 (vn_reference_lookup_pieces): Make sure to not free the
15654 passed operands array. Adjust walk_non_aliased_vuses call.
15655 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15656 make sure we do not leak memory.
15658 2009-05-25 Richard Guenther <rguenther@suse.de>
15660 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15661 * tree-inline.c (expand_call_inline): Reset the escaped and
15662 callused solutions.
15663 * tree-ssa-structalias.c (pass_build_ealias): New.
15664 * tree-pass.h (pass_build_ealias): Declare.
15665 * passes.c (init_optimization_passes): Add PTA during
15666 early optimizations.
15667 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15668 and CALLUSED solutions.
15669 (dump_points_to_solution): New function, split out from ...
15670 (dump_points_to_info_for): ... here.
15671 * tree-parloops.c (parallelize_loops): Reset the escaped and
15672 callused solutions.
15674 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15677 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15678 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15680 2009-05-25 Ira Rosen <irar@il.ibm.com>
15682 PR tree-optimization/40238
15683 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15684 statements after basic block's labels.
15685 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15686 to free the allocated memory.
15688 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15690 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15691 return address with a USE.
15693 2009-05-24 Richard Guenther <rguenther@suse.de>
15695 PR middle-end/40233
15696 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15697 array type from the main variant of the inner type.
15699 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15701 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15702 definition to bool (from int) to un-break build.
15703 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15705 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15707 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15708 discard_stmt_changes): Delete.
15709 * tree-ssa-operands.c (scb_stack): Delete.
15710 (init_ssa_operands): Do not initialize it.
15711 (fini_ssa_operands): Do not free it.
15712 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15714 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15715 update_stmt, remove the others. Fix comments.
15716 * tree-dfa.c (optimize_stack_restore): Likewise.
15717 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15718 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15719 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15720 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15722 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15723 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15724 (dom_opt_finalize_block): Likewise, adjusting access to
15726 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15727 (stmts_to_rescan): Change item type to gimple.
15728 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15730 2009-05-24 Ira Rosen <irar@il.ibm.com>
15732 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15733 * tree-pass.h (pass_slp_vectorize): New pass.
15734 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15735 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15736 * tree-vectorizer.c (timevar.h): Include.
15737 (user_vect_verbosity_level): Declare.
15738 (vect_location): Fix comment.
15739 (vect_set_verbosity_level): Update user_vect_verbosity_level
15740 instead of vect_verbosity_level.
15741 (vect_set_dump_settings): Add an argument. Ignore user defined
15742 verbosity if dump flags require higher level of verbosity. Print to
15743 stderr only for loop vectorization.
15744 (vectorize_loops): Update call to vect_set_dump_settings.
15745 (execute_vect_slp): New function.
15746 (gate_vect_slp): Likewise.
15747 (struct gimple_opt_pass pass_slp_vectorize): New.
15748 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15749 access its members.
15750 (vec_info_for_bb): New function.
15751 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15752 (VECTORIZATION_ENABLED): New macro.
15753 (SLP_ENABLED, SLP_DISABLED): Likewise.
15754 (vect_is_simple_use): Add bb_vec_info argument.
15755 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15756 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15757 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15758 vect_schedule_slp, vect_analyze_slp): Likewise.
15759 (vect_analyze_stmt): Add slp_tree argument.
15760 (find_bb_location): Declare.
15761 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15762 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15763 (vect_analyze_loop_operations, vect_analyze_loop,
15764 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15765 vect_finalize_reduction, vectorizable_reduction,
15766 vectorizable_live_operation, vect_transform_loop): Likewise.
15767 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15768 skip evolution analysis if analyzing a basic block.
15769 (dr_analyze_indices): Likewise.
15770 (initialize_data_dependence_relation): Skip the test whether the
15771 object is invariant for basic blocks.
15772 (compute_all_dependences): Skip dependence analysis for data
15773 references in basic blocks.
15774 (find_data_references_in_stmt): Don't fail in case of invariant
15775 access in basic block.
15776 (find_data_references_in_bb): New function.
15777 (find_data_references_in_loop): Move code to
15778 find_data_references_in_bb and add a call to it.
15779 (compute_data_dependences_for_bb): New function.
15780 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15781 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15783 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15784 unknown dependence in basic block and fail in case of dependence in
15786 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15787 dependence instances from either loop or basic block vectorization
15789 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15790 before calling nested_in_vect_loop_p.
15791 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15792 dependence instances from either loop or basic block vectorization
15794 (vect_verify_datarefs_alignment): Likewise.
15795 (vect_enhance_data_refs_alignment): Adjust function calls.
15796 (vect_analyze_data_refs_alignment): Likewise.
15797 (vect_analyze_group_access): Fix printing. Skip different checks if
15798 DR_STEP is 0. Keep strided stores either in loop or basic block
15799 vectorization data structure. Fix indentation.
15800 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15802 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15803 dependence instances from either loop or basic block vectorization
15805 (vect_analyze_data_refs): Update comment. Call
15806 compute_data_dependences_for_bb to analyze basic blocks.
15807 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15808 case of loop vectorization. In case of basic block vectorization use
15809 data-ref itself as a base.
15810 (vect_create_data_ref_ptr): In case of basic block vectorization:
15811 don't advance the pointer, add new statements before the current
15812 statement. Adjust function calls.
15813 (vect_supportable_dr_alignment): Support only aligned accesses in
15814 basic block vectorization.
15815 * common.opt (ftree-slp-vectorize): New flag.
15816 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15817 (vect_pattern_recog_1): Likewise.
15818 * tree-vect-stmts.c (process_use): Likewise.
15819 (vect_init_vector): Add new statements in the beginning of the basic
15820 block in case of basic block SLP.
15821 (vect_get_vec_def_for_operand): Adjust function calls.
15822 (vect_finish_stmt_generation): Likewise.
15823 (vectorizable_call): Add assert that it is loop vectorization, adjust
15825 (vectorizable_conversion, vectorizable_assignment): Likewise.
15826 (vectorizable_operation): In case of basic block SLP, take
15827 vectorization factor from statement's type and skip the relevance
15828 check. Adjust function calls.
15829 (vectorizable_type_demotion): Add assert that it is loop
15830 vectorization, adjust function calls.
15831 (vectorizable_type_promotion): Likewise.
15832 (vectorizable_store): Check for outer loop only in case of loop
15833 vectorization. Adjust function calls. For basic blocks, skip the
15834 relevance check and don't advance pointers.
15835 (vectorizable_load): Likewise.
15836 (vectorizable_condition): Add assert that it is loop vectorization,
15837 adjust function calls.
15838 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15839 that it is not reduction, get vector type, call only supported
15840 functions, skip loop specific parts.
15841 (vect_transform_stmt): Check for outer loop only in case of loop
15843 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15844 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15845 for external definition.
15846 * passes.c (pass_slp_vectorize): New pass.
15847 * tree-vect-slp.c (find_bb_location): New function.
15848 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15849 check for patterns only in loops.
15850 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15851 case of multiple types in basic block SLP.
15852 (vect_mark_slp_stmts_relevant): New function.
15853 (vect_supported_load_permutation_p): Fix comment.
15854 (vect_analyze_slp_instance): Add argument. In case of basic block
15855 SLP, take vectorization factor from statement's type, check that
15856 unrolling factor is 1. Adjust function call. Save SLP instance in
15857 either loop or basic block vectorization structure. Return FALSE,
15859 (vect_analyze_slp): Add argument. Get strided stores groups from
15860 either loop or basic block vectorization structure. Return FALSE
15861 if basic block SLP failed.
15862 (new_bb_vec_info): New function.
15863 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15864 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15865 (vect_schedule_slp): Add argument. Get SLP instances from either
15866 loop or basic block vectorization structure. Set vectorization factor
15867 to be 1 for basic block SLP.
15868 (vect_slp_transform_bb): New function.
15869 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15871 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15873 * final.c (shorten_branches): Do not align labels for jump tables.
15874 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15876 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15878 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15879 Remove outdated reference to flow.c and fix nits.
15880 * doc/gccint.texi: Tweak RTL description.
15881 * doc/rtl.texi: Likewise.
15883 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15885 * config/avr/avr.c: Change my email address.
15886 * config/avr/avr.h: Likewise.
15887 * config/avr/avr.md: Likewise.
15888 * config/avr/avr-protos.h: Likewise.
15889 * config/avr/libgcc.S: Likewise.
15891 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15893 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15894 (spu_split_load, spu_split_store): Change return type to int.
15895 (spu_split_convert): Declare.
15896 * config/spu/predicates.md (spu_mem_operand): Remove.
15897 (spu_mov_operand): Update.
15898 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15899 * config/spu/spu.c (regno_aligned_for_load): Remove.
15900 (reg_aligned_for_addr, spu_expand_load): Define.
15901 (spu_expand_extv): Reimplement and handle MEM.
15902 (spu_expand_insv): Handle MEM.
15903 (spu_sched_reorder): Handle insn's with length 0.
15904 (spu_legitimate_address_p): Reimplement.
15905 (store_with_one_insn_p): Return TRUE for any mode with size
15906 larger than 16 bytes.
15907 (address_needs_split): Define.
15908 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15910 (spu_convert_move): Define.
15911 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15912 (spu_split_store): Change all MEM's to TImode.
15913 (spu_init_expanders): Preallocate registers that correspond to
15914 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15916 (spu_split_convert): Define.
15917 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15918 (_move<mode>, _movdi, _movti): Update predicate and condition.
15919 (load, store): Change to define_split.
15920 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15922 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15923 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15924 define_insn_and_split of lshr<mode>3.
15925 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15926 (<v>ashr<mode>3_imm): Define.
15927 (extv, extzv, insv): Allow MEM operands.
15928 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15929 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15930 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15931 (_spu_convert2): Change to define_insn_and_split and remove the
15932 corresponding define_peephole2.
15933 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15934 Change predicates to memory_operand.
15936 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15938 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15940 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15942 PR tree-optimization/40219
15943 * tree.c (iterative_hash_expr): Make sure the builtin function is
15944 a normal builtin function and not a front end or back end builtin
15945 before indexing into the built_in_decls array.
15947 2009-05-22 Richard Guenther <rguenther@suse.de>
15949 PR middle-end/38964
15950 * alias.c (write_dependence_p): Do not use TBAA for answering
15951 anti-dependence or output-dependence.
15952 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15953 (emit_pointer_definition): Remove.
15954 (emit_alias_warning): Likewise.
15955 (find_what_var_points_to): Remove TBAA pruning code.
15956 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15958 (compute_points_to_sets): Remove code computing the set of
15959 dereferenced pointers.
15960 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15961 oracle for querying anti and output dependencies.
15962 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15963 if TBAA may be applied.
15964 (refs_anti_dependent_p): New function.
15965 (refs_output_dependent_p): Likewise.
15966 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15967 (refs_output_dependent_p): Likewise.
15968 * doc/tree-ssa.texi (Memory model): New section.
15969 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15970 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15971 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15972 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15973 * expr.c (expand_expr_real_1): Likewise.
15974 * gimple-low.c (lower_stmt): Likewise.
15975 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15976 (dump_gimple_cdt): Remove.
15977 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15978 (gimple_size): Likewise.
15979 (walk_gimple_op): Likewise.
15980 (is_gimple_stmt): Likewise.
15981 (walk_stmt_load_store_addr_ops): Likewise.
15982 (gimple_build_cdt): Remove.
15983 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15984 * gimple.h (gimple_cdt_new_type): Remove.
15985 (gimple_cdt_new_type_ptr): Likewise.
15986 (gimple_cdt_set_new_type): Likewise.
15987 (gimple_cdt_location): Likewise.
15988 (gimple_cdt_location_ptr): Likewise.
15989 (gimple_cdt_set_location): Likewise.
15990 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15991 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15992 GIMPLE_CHANGE_DYNAMIC_TYPE.
15993 (verify_types_in_gimple_stmt): Likewise.
15994 * tree-inline.c (estimate_num_insns): Likewise.
15995 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15996 (copy_decl_to_var): Likewise.
15997 (copy_result_decl_to_var): Likewise.
15998 * tree-pretty-print.c (dump_generic_node): Do not handle
15999 CHANGE_DYNAMIC_TYPE_EXPR.
16000 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16001 * tree-ssa-operands.c (get_expr_operands): Likewise.
16002 * tree-ssa-structalias.c (struct variable_info): Remove
16003 no_tbaa_pruning member.
16004 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16005 (unify_nodes): Do not copy it.
16006 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16007 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16008 (set_uids_in_ptset): Do not check it.
16009 (find_what_var_points_to): Likewise.
16010 (compute_tbaa_pruning): Remove.
16011 (compute_points_to_sets): Do not call it.
16012 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16013 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16014 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16015 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16016 (DECL_NO_TBAA_P): Likewise.
16017 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16018 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16019 (expand_omp_atomic_pipeline): Do not set it.
16020 * print-tree.c (print_node): Do not dump it.
16021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16024 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16027 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16030 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16032 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16035 2009-05-22 Ben Elliston <bje@au.ibm.com>
16037 * Makefile.in (bversion.h, s-bversion): New targets.
16038 (TOPLEV_H): Add bversion.h.
16039 * toplev.h: Include "bversion.h".
16040 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16041 the __format__ attribute only if compiling with the same version
16042 of GCC as the sources (the "build version").
16044 2009-05-22 Ben Elliston <bje@au.ibm.com>
16046 * c-format.c (handle_format_attribute): Fix comment typo.
16048 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16051 * config/ia64/ia64.opt (mfused-madd): New.
16052 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16053 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16054 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16055 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16056 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16057 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16058 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16059 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16060 instruction if !TARGET_FUSED_MADD.
16061 (fpma, fpms): Remove colon from name.
16063 2009-05-22 Richard Guenther <rguenther@suse.de>
16065 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16066 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16067 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16069 (create_expression_by_pieces): Only convert if necessary.
16070 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16071 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16073 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16075 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16076 regular pattern from a template and rename it ...
16077 (*extzv_truncsi_exts): ... to this.
16079 2009-05-21 Richard Guenther <rguenther@suse.de>
16081 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16082 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16083 (cgraph_default_inline_p): Likewise.
16084 (cgraph_decide_inlining_incrementally): Likewise.
16086 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16087 Uros Bizjak <ubizjak@gmail.com>
16089 * config/i386/cpuid.h (bit_MOVBE): New.
16091 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16093 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16094 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16095 (ix86_handle_option): Handle OPT_mmovbe.
16096 (ix86_target_string): Add -mmovbe.
16097 (pta_flags): Add PTA_MOVBE.
16098 (processor_alias_table): Add PTA_MOVBE to "atom".
16099 (override_options): Handle PTA_MOVBE.
16101 * config/i386/i386.h (TARGET_MOVBE): New.
16103 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16104 (*bswapsi_movbe): New.
16105 (*bswapdi_movbe): Likewise.
16106 (bswapdi2): Renamed to ...
16107 (*bswapdi_1): This.
16108 (bswapdi2): New expander.
16110 * config/i386/i386.opt (mmovbe): New.
16112 * doc/invoke.texi: Document -mmovbe.
16114 2009-05-21 Taras Glek <tglek@mozilla.com>
16116 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16117 * gcc-plugin.h (plugin_init): Updated signature.
16118 * gcc-plugin.h (plugin_name_args): Moved to this header.
16119 * doc/plugins.texi (plugin_init): Updated documention to reflect
16121 * doc/plugins.texi (plugin_name_args): Added to documention.
16123 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16125 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16126 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16128 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16130 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16131 JUMP_TABLE_DATA_P predicates where applicable.
16132 * config/i386/predicates.md: Ditto.
16133 * config/i386/sse.md: Ditto.
16135 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16137 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16138 operand2 -128 override length_immediate attribute to 1.
16139 * config/i386/predicates.md (constm128_operand): New predicate.
16141 * config/i386/i386.c (memory_address_length): Handle %r12
16142 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16144 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16145 mode look through optional ZERO_EXTEND and SUBREG.
16146 * config/i386/i386.md (R12_REG): New define_constant.
16147 (prefix_data16): For sse unit set also for MODE_TI insns.
16148 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16149 insns set if operand 1 is ext_QIreg_operand.
16150 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16151 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16153 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16154 mode from MODE_DI to MODE_SI.
16155 (movdi_1_rex64): Override modrm and length_immediate attributes
16156 only for movabs (TYPE_IMOV, alternative 2).
16157 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16158 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16159 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16160 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16161 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16162 prefix_rex attribute if DImode.
16163 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16164 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16165 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16166 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16167 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16168 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16169 Likewise. For TYPE_IMOV clear length_immediate attribute.
16170 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16171 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16172 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16173 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16174 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16175 or one operand TYPE_ISHIFT.
16176 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16177 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16178 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16179 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16180 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16181 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16182 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16183 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16184 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16185 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16186 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16187 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16188 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16189 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16190 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16191 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16192 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16193 set mode attribute, don't override length attribute.
16194 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16196 (return_internal_long): Set length attribute to 2 instead of 1.
16197 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16198 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16199 prefix_rex attribute.
16200 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16202 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16204 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16206 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16208 2009-05-20 Ian Lance Taylor <iant@google.com>
16210 * tree.c (build_tree_list_vec_stat): New function.
16211 (ctor_to_vec): New function.
16212 (build_nt_call_vec): New function.
16213 (build_call_array): Change args to be a const pointer.
16214 (build_call_vec): New function.
16215 * tree.h (build_nt_call_vec): Declare.
16216 (build_tree_list_vec_stat): Declare.
16217 (build_tree_list_vec): Define.
16218 (build_call_array): Update declaration.
16219 (build_call_vec): Declare.
16220 (ctor_to_vec): Declare.
16221 * c-common.c (tree_vector_cache): New static variable.
16222 (make_tree_vector): New function.
16223 (release_tree_vector): New function.
16224 (make_tree_vector_single): New function.
16225 (make_tree_vector_copy): New function.
16226 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16227 (make_tree_vector_single, make_tree_vector_copy): Declare.
16228 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16229 (c_parser_expr_list): Don't manage cache here, instead call
16231 (c_parser_release_expr_list): Remove static function.
16232 (c_parser_vec_to_tree_list): Remove static function.
16233 (c_parser_attributes): Call build_tree_list_vec instead of
16234 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16235 c_parser_release_expr_list.
16236 (c_parser_postfix_expression_after_primary): Likewise.
16237 (c_parser_objc_keywordexpr): Likewise.
16239 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16241 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16242 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16243 TARGET_CONVERT_TO_TYPE.
16244 * hooks.c (hook_tree_const_tree_null): Define.
16245 * hooks.h (hook_tree_const_tree_null): Declare.
16246 * target.h (struct gcc_target): Add invalid_parameter_type,
16247 invalid_return_type, promoted_type, and convert_to_type fields.
16248 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16249 (TARGET_INVALID_RETURN_TYPE): Define.
16250 (TARGET_PROMOTED_TYPE): Define.
16251 (TARGET_CONVERT_TO_TYPE): Define.
16252 (TARGET_INITIALIZER): Update for new fields.
16253 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16254 (grokparms): Check targetm.invalid_parameter_type.
16255 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16256 * c-convert.c (convert): Check targetm.convert_to_type.
16258 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16260 * config/mips/mips.md (*extenddi_truncate<mode>,
16261 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16263 (*extendhi_truncateqi): New define_insn_and_sptit.
16265 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16267 PR middle-end/40204
16268 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16269 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16271 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16273 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16274 the operand of VIEW_CONVERT_EXPR.
16276 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16278 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16279 extended family and model for Intel processors. Support Intel Atom.
16281 2009-05-20 Olivier Hainque <hainque@adacore.com>
16283 * gstab.h (stab_code_type): Define, to be used instead of the
16284 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16286 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16287 occurrences by stab_code_type.
16288 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16290 2009-05-20 Martin Jambor <mjambor@suse.cz>
16292 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16293 (sra_insert_before): Likewise.
16294 (sra_insert_after): Likewise.
16295 (sra_init_cache): Likewise.
16296 (sra_type_can_be_decomposed_p): Likewise.
16297 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16298 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16299 (sra_insert_before): Likewise.
16300 (sra_insert_after): Likewise.
16301 (sra_init_cache): Likewise.
16302 (insert_edge_copies_seq): Made static and moved upwards.
16304 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16307 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16309 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16310 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16313 2009-05-20 Richard Guenther <rguenther@suse.de>
16315 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16316 with mismatched comparison modes.
16318 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16320 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16321 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16322 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16323 with shifts for Thumb2.
16324 (orsi_notsi): New for orn.
16325 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16326 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16327 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16328 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16329 Don't invert remainder for IOR.
16331 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16333 PR tree-optimization/40087
16334 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16335 number_of_iterations_ne): Rename never_infinite argument.
16336 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16337 number_of_iterations_le): Handle pointer-type ivs when
16338 exit_must_be_taken is false.
16339 (number_of_iterations_cond): Do not always assume that
16340 exit_must_be_taken if the control variable is a pointer.
16342 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16344 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16345 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16347 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16349 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16350 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16352 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16355 * c.opt (Wlogical-op): Disabled by default.
16356 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16358 * doc/invoke.texi (Wlogical-op): Likewise.
16360 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16362 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16364 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16365 Propagate the type of the first operand.
16366 <ASSERT_EXPR>: Simplify.
16367 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16368 Rewrite using the RHS code as discriminant.
16369 <NOP_EXPR>: Turn into CASE_CONVERT.
16370 <PLUS_EXPR>: Propagate the type of the first operand.
16372 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16374 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16375 (ia64_dconst_0_375): New.
16376 * config/ia64/ia64.c (ia64_override_options): Remove
16377 -minline-sqrt-min-latency warning.
16378 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16379 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16380 * config/ia64/ia64.md (*sqrt_approx): Remove.
16381 (sqrtsf2): Remove #if 0.
16382 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16383 (sqrtdf): Remove assert.
16384 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16385 (sqrtxf2): Remove #if 0.
16386 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16387 * div.md (sqrt_approx_rf): New.
16388 (sqrtsf2_internal_thr): New implementation.
16389 (sqrtsf2_internal_lat): New.
16390 (sqrtdf2_internal_thr: New implementation.
16391 (sqrtxf2_internal): New implementation.
16393 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16394 Hans-Peter Nilsson <hp@axis.com>
16396 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16397 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16398 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16399 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16400 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16401 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16402 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16403 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16404 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16405 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16406 * c-common.c: ...from here.
16408 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16410 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16412 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16414 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16416 2009-05-19 Ben Elliston <bje@au.ibm.com>
16418 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16419 assignments with memcpy calls.
16420 (add_fdes): Likewise.
16421 (binary_search_unencoded_fdes): Likewise.
16422 (linear_search_fdes): Eliminate type puns.
16424 2009-05-19 Richard Guenther <rguenther@suse.de>
16426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16427 not falsely claim to have propagated into all uses.
16429 2009-05-19 Ben Elliston <bje@au.ibm.com>
16431 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16434 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16436 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16437 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16438 (TARGET_LEGITIMATE_ADDRESS_P): New.
16439 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16440 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16442 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16445 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16446 child of the containing namespace's DIE.
16448 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16450 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16451 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16452 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16455 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16458 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16459 gen_align with gen_pad.
16460 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16461 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16463 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16464 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16466 * config/i386/i386.md (align): Renamed to ...
16467 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16468 ASM_OUTPUT_MAX_SKIP_PAD.
16470 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16472 * config.gcc: Fix variable syntax.
16475 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16476 before calling exact_log2.
16477 (output_iorsi3): Likewise.
16478 (output_xorsi3): Likewise.
16480 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16482 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16483 for the none zero constant operand except for EQ and NE
16484 comprisons even when the first operand is R0.
16486 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16488 * config/s390/2064.md: Remove trailing whitespaces.
16489 * config/s390/2084.md: Likewise.
16490 * config/s390/constraints.md: Likewise.
16491 * config/s390/fixdfdi.h: Likewise.
16492 * config/s390/libgcc-glibc.ver: Likewise.
16493 * config/s390/s390-modes.def: Likewise.
16494 * config/s390/s390-protos.h: Likewise.
16495 * config/s390/s390.c: Likewise.
16496 * config/s390/s390.h: Likewise.
16497 * config/s390/s390.md: Likewise.
16498 * config/s390/tpf-unwind.h: Likewise.
16500 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16502 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16504 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16507 * configure.ac (m68k-*-*): Check if binutils support TLS.
16508 * configure: Regenerate.
16509 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16510 * config/m68k/constraints.md (Cu): New constraint.
16511 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16512 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16513 (movsi): Handle TLS symbols.
16514 (addsi3_5200): Handle XTLS symbols, indent.
16515 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16516 (m68k_tls_reference_p): Declare.
16517 (m68k_legitimize_address): Declare.
16518 (m68k_unwrap_symbol): Declare.
16519 * config/m68k/m68k.opt (mxtls): New option.
16520 * config/m68k/m68k.c (ggc.h): Include.
16521 (m68k_output_dwarf_dtprel): Implement hook.
16522 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16523 (m68k_expand_prologue): Load GOT pointer when function needs it.
16524 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16525 (m68k_legitimate_constant_address_p): Same.
16526 (m68k_decompose_address): Handle TLS references.
16527 (m68k_get_gp): New static function.
16528 (enum m68k_reloc): New contants.
16529 (TLS_RELOC_P): New macro.
16530 (m68k_wrap_symbol): New static function.
16531 (m68k_unwrap_symbol): New function.
16532 (m68k_final_prescan_insn_1): New static function.
16533 (m68k_final_prescan_insn): New function.
16534 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16536 (legitimize_pic_address): Handle TLS references..
16537 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16538 (m68k_libcall_value_in_a0_p)
16539 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16540 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16541 (m68k_legitimize_tls_address): Handle TLS references.
16542 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16544 (m68k_legitimize_address): Handle TLS symbols.
16545 (m68k_get_reloc_decoration): New static function.
16546 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16548 (m68k_output_dwarf_dtprel): Implement hook.
16549 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16550 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16551 m68k_call_* routines.
16552 (sched_attr_op_type): Handle TLS symbols.
16553 (gt-m68k.h): Include.
16554 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16555 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16557 2009-05-18 Martin Jambor <mjambor@suse.cz>
16559 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16560 (visit_store_addr_for_mod_analysis): New function.
16561 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16562 (determine_cst_member_ptr): Use gimple_assign_single_p.
16563 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16564 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16565 operands. Don't check number of operands of a NOP_EXPR.
16567 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16569 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16571 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16574 * c-common.c (warn_logical_operator): Don't warn if one of
16575 expression isn't always true or false.
16577 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16579 * config/i386/biarch32.h: New file.
16580 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16582 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16584 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16585 *zero_extend<mode>_truncqi): Merge these into ...
16586 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16587 Name the pattern following this as *zero_extendhi_truncqi.
16589 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16591 PR middle-end/39301
16592 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16593 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16594 (output_info): Make field HOST_WIDEST_INT.
16595 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16596 (dump_bitmat_statistics): Same.
16598 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16600 * config.gcc (use_gcc_stdint): Set to wrap.
16601 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16602 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16603 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16604 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16605 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16606 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16607 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16608 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16610 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16612 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16614 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16615 Move definitions earlier.
16616 (OPT_ARCH64, OPT_ARCH32): Define.
16617 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16620 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16623 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16626 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16628 * arm.md (movdi2): Copy non-reg values to DImode registers.
16630 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16633 * final.c (label_to_max_skip): New function.
16634 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16635 CODE_LABEL_NUMBER <= max_labelno.
16636 * output.h (label_to_max_skip): New prototype.
16637 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16638 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16639 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16640 Handle CODE_LABELs with >= 16 byte alignment or with
16641 max_skip == (1 << align) - 1.
16642 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16643 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16646 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16647 .p2align 3 if MAX_SKIP is smaller than 7.
16648 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16650 2009-05-15 Ian Lance Taylor <iant@google.com>
16652 * alias.c (struct alias_set_entry_d): Rename from struct
16653 alias_set_entry. Change all uses.
16654 * except.c (struct call_site_record_d): Rename from struct
16655 call_site_record. Change all uses.
16656 * except.h (struct eh_region_d): Rename from struct eh_region.
16658 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16660 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16661 ivtype_map_elt. Change all uses.
16662 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16664 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16665 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16667 (struct sese_d): Rename from struct sese. Change all uses.
16668 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16669 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16670 * optabs.h (struct optab_d): Rename from struct optab. Change all
16672 (struct convert_optab_d): Rename from struct convert_optab.
16674 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16675 ipa_opt_pass. Change all uses.
16676 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16679 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16680 defined as a typedef.
16681 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16684 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16687 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16689 (merge_ranges): Returns bool.
16690 * tree.h (make_range): .. to here.
16691 (build_range_check): Likewise.
16692 (merge_ranges): Likewise. Renamed from merge_ranges.
16693 * c-typeck.c (parser_build_binary_op): Update calls to
16694 warn_logical_operator.
16695 * c-common.c (warn_logical_operator): Add new warning.
16696 * c-common.h (warn_logical_operator): Update declaration.
16698 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16700 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16702 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16704 * doc/install.texi: Document MPC requirements, flags etc.
16706 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16707 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16708 Evaluate constant arguments.
16709 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16710 (fold_builtin_1): Likewise, also evaluate constant arguments.
16711 Remove superfluous break.
16712 (do_mpc_ckconv): New.
16713 * real.h: Include mpc.h.
16714 * toplev.c (print_version): Output MPC version info if available.
16716 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16718 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16720 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16722 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16725 2009-05-15 Jan Hubicka <jh@suse.cz>
16727 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16728 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16729 (try_inline): Fix return value.
16730 (cgraph_decide_inlining_incrementally): Honor new value.
16731 (cgraph_early_inlining): Handle indirect inlining.
16732 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16734 2009-05-15 Jan Hubicka <jh@suse.cz>
16736 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16737 * cgraphunit.c (cgraph_finalize_function): Set it.
16738 (cgraph_expand_function): Use it.
16740 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16742 * real.c (encode_ieee_half): Define.
16743 (decode_ieee_half): Define.
16744 (ieee_half_format): Define.
16745 (arm_half_format): Define.
16746 * real.h (ieee_half_format): Declare.
16747 (arm_half_format): Declare.
16749 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16751 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16752 swapped, and reversed optabs exist before trying to use them.
16754 2009-05-15 Paul Brook <paul@codesourcery.com>
16755 Sandra Loosemore <sandra@codesourcery.com>
16757 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16758 loads. Allow PRE_DEC.
16759 (output_move_neon): Handle PRE_DEC.
16760 (arm_print_operand): Add 'A' for neon structure loads.
16761 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16762 * config/arm/neon.md (neon_mov): Update comment.
16763 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16765 (Um): New constraint.
16767 2009-05-15 Jan Hubicka <jh@suse.cz>
16769 Revert the following patch until testsuite fallout is fixed:
16770 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16771 * cgraph.h (struct inline_summary): New filed self_wize,
16772 size_inlining_benefit, self_time and time_inlining_benefit.
16773 (struct cgraph_global_info): Replace insns by time ans size fields.
16774 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16775 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16776 (ipcp_update_callgraph): Do not touch function bodies.
16777 * ipa-inline.c: Include except.h
16778 (MAX_TIME): New constant.
16779 (overall_insns): Remove
16780 (overall_size, max_benefit): New static variables.
16781 (cgraph_estimate_time_after_inlining): New function.
16782 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16783 (cgraph_clone_inlined_nodes): Update size.
16784 (cgraph_mark_inline_edge): Update size.
16785 (cgraph_estimate_growth): Use size info.
16786 (cgraph_check_inline_limits): Check size.
16787 (cgraph_default_inline_p): Likewise.
16788 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16789 (cgraph_decide_recursive_inlining): Check size.
16790 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16792 (cgraph_decide_inlining): Likewise.
16793 (cgraph_decide_inlining_incrementally): Likewise; honor
16794 PARAM_EARLY_INLINING_INSNS.
16795 (likely_eliminated_by_inlining_p): New predicate.
16796 (estimate_function_body_sizes): New function.
16797 (compute_inline_parameters): Use it.
16798 * except.c (must_not_throw_labels): New function.
16799 * except.h (must_not_throw_labels): Declare.
16800 * tree-inline.c (init_inline_once): Kill inlining_weigths
16801 * tree-ssa-structalias.c: Avoid uninitialized warning.
16802 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16803 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16804 (PARAM_INLINE_CALL_COST): Remove.
16805 (PARAM_EARLY_INLINING_INSNS): New.
16807 2009-05-15 Richard Guenther <rguenther@suse.de>
16809 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16810 not TODO_update_ssa.
16812 2009-05-15 Richard Guenther <rguenther@suse.de>
16814 PR tree-optimization/39999
16815 * gimple.h (gimple_expr_type): Use the expression type looking
16816 through useless conversions.
16817 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16818 (vn_nary_op_insert_stmt): Likewise.
16819 (simplify_binary_expression): Likewise.
16821 2009-05-15 Richard Guenther <rguenther@suse.de>
16823 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16824 New options, enabled by default.
16825 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16827 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16828 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16829 * tree-ssa-structalias.c (gate_tree_pta): New function.
16830 (pass_build_alias): Use it.
16832 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16835 recurse on an invariant address if a conversion from a pointer
16836 type to a wider integer type is involved.
16838 2009-05-15 Jan Hubicka <jh@suse.cz>
16840 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16841 * cgraph.h (struct inline_summary): New filed self_wize,
16842 size_inlining_benefit, self_time and time_inlining_benefit.
16843 (struct cgraph_global_info): Replace insns by time ans size fields.
16844 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16845 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16846 (ipcp_update_callgraph): Do not touch function bodies.
16847 * ipa-inline.c: Include except.h
16848 (MAX_TIME): New constant.
16849 (overall_insns): Remove
16850 (overall_size, max_benefit): New static variables.
16851 (cgraph_estimate_time_after_inlining): New function.
16852 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16853 (cgraph_clone_inlined_nodes): Update size.
16854 (cgraph_mark_inline_edge): Update size.
16855 (cgraph_estimate_growth): Use size info.
16856 (cgraph_check_inline_limits): Check size.
16857 (cgraph_default_inline_p): Likewise.
16858 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16859 (cgraph_decide_recursive_inlining): Check size.
16860 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16862 (cgraph_decide_inlining): Likewise.
16863 (cgraph_decide_inlining_incrementally): Likewise; honor
16864 PARAM_EARLY_INLINING_INSNS.
16865 (likely_eliminated_by_inlining_p): New predicate.
16866 (estimate_function_body_sizes): New function.
16867 (compute_inline_parameters): Use it.
16868 * except.c (must_not_throw_labels): New function.
16869 * except.h (must_not_throw_labels): Declare.
16870 * tree-inline.c (init_inline_once): Kill inlining_weigths
16871 * tree-ssa-structalias.c: Avoid uninitialized warning.
16872 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16873 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16874 (PARAM_INLINE_CALL_COST): Remove.
16875 (PARAM_EARLY_INLINING_INSNS): New.
16876 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16877 (inline-call-cost): Remove.
16878 (early-inlining-insns): New.
16880 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16882 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16884 (print_int_cst_bounds_in_octal_p): Likewise.
16885 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16887 * dwarf2out.c (base_type_die): Likewise.
16888 (is_subrange_type): Delete.
16889 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16890 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16891 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16892 if the destination type is boolean.
16893 (build_range_check): Do not special-case subtypes.
16894 (fold_sign_changed_comparison): Likewise.
16895 (fold_unary): Likewise.
16896 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16897 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16898 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16899 * tree.c (subrange_type_for_debug_p): New predicate based on the
16900 former is_subrange_type.
16901 * tree.h (subrange_type_for_debug_p): Declare.
16902 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16903 (convert_affine_scev): Remove call to above function.
16904 (chrec_convert_aggressive): Likewise.
16905 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16906 false for conversions involving subtypes.
16907 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16908 (vrp_val_min): Likewise.
16909 (needs_overflow_infinity): Likewise.
16910 (extract_range_from_unary_expr): Likewise.
16912 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16914 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16915 * config/frv/frv.c: Likewise.
16916 * config/s390/s390.c: Likewise.
16917 * config/sparc/sparc.h: Likewise.
16918 * config/i386/i386.h: Likewise.
16919 * config/i386/i386.c: Likewise.
16920 * config/crx/crx.c: Likewise.
16921 * config/m68hc11/m68hc11.h: Likewise.
16922 * config/iq2000/iq2000.c: Likewise.
16923 * config/mn10300/mn10300.h: Likewise.
16924 * config/mn10300/mn10300.c: Likewise.
16925 * config/m68k/m68k.c: Likewise.
16926 * config/rs6000/rs6000.c: Likewise.
16927 * config/rs6000/xcoff.h: Likewise.
16928 * config/rs6000/linux64.h: Likewise.
16929 * config/rs6000/sysv4.h: Likewise.
16930 * config/score/score3.c: Likewise.
16931 * config/score/score7.c: Likewise.
16932 * config/score/score.c: Likewise.
16933 * config/arm/arm.md: Likewise.
16934 * config/mips/mips.c: Likewise.
16935 * config/mips/mips.md: Likewise.
16936 * config/bfin/bfin.h: Likewise.
16937 * config/pa/pa.c: Likewise.
16938 * config/pa/constraints.md: Likewise.
16940 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16941 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16942 * config/pdp11/pdp11.h: Use memory_address_p instead.
16944 2009-05-14 Ian Lance Taylor <iant@google.com>
16946 * passes.c (finish_optimization_passes): Change i to int.
16947 * plugin.c (plugins_active_p): Change event to int.
16948 (dump_active_plugins): Likewise.
16949 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16951 * tree.c (tree_range_check_failed): Change c to unsigned int.
16952 (omp_clause_range_check_failed): Likewise.
16953 (build_common_builtin_nodes): Change mode to int. Add cast.
16954 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16955 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16957 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16958 ++ or -- with a variable of enum type.
16960 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16963 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16965 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16967 * store-motion.c: Do not include params.h
16968 * Makefile.in: Fix dependencies for various files.
16970 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16972 * auto-inc-dec.c: Fix pass description, remove apparent
16973 accidental duplication.
16975 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16977 PR middle-end/40147
16978 * ipa-utils.h (memory_identifier_string): Moved to ...
16979 * tree.h (memory_identifier_string): Here. Add GTY(()).
16981 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16983 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16984 in the former documentation of...
16985 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16986 * ira-conflicts.c (get_dup_num): Use address_operand.
16987 * targhooks.c (default_legitimate_address_p): New.
16988 * targhooks.h (default_legitimate_address_p): New.
16989 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16991 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16992 * target.h (struct target): Add legitimate_address_p.
16993 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16994 (TARGET_INITIALIZER): Include it.
16996 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16997 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16998 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16999 (TARGET_LEGITIMATE_ADDRESS_P): New.
17001 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17002 (REG_OK_STRICT_P): Delete.
17003 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17004 (frv_legitimate_address_p_1): ... this.
17005 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17006 (frv_legitimate_address_p_1): ... the renamed old
17007 frv_legitimate_address_p.
17008 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17009 (TARGET_LEGITIMATE_ADDRESS_P): New.
17011 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17012 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17013 * config/s390/s390.c (legitimate_address_p): Rename to...
17014 (s390_legitimate_address_p): ... this, make static.
17015 (legitimize_address): Adjust call.
17016 (TARGET_LEGITIMATE_ADDRESS_P): New.
17017 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17019 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17020 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17021 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17022 (TARGET_LEGITIMATE_ADDRESS_P): New.
17024 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17025 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17026 * config/spu/spu.c (spu_legitimate_address): Rename to...
17027 (spu_legitimate_address_p): ... this, make static.
17028 (TARGET_LEGITIMATE_ADDRESS_P): New.
17030 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17031 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17032 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17033 (sparc_legitimate_address_p): ... this, make static and return bool.
17034 (legitimize_address): Adjust call.
17035 (TARGET_LEGITIMATE_ADDRESS_P): New.
17037 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17038 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17039 * config/i386/i386.c (legitimate_address_p): Rename to...
17040 (ix86_legitimate_address_p): ... this, make static.
17041 (constant_address_p): Move after it, adjust call.
17042 (TARGET_LEGITIMATE_ADDRESS_P): New.
17044 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17045 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17046 * config/avr/avr.c (legitimate_address_p): Rename to...
17047 (avr_legitimate_address_p): ... this, make static.
17048 (legitimize_address): Adjust call.
17049 (TARGET_LEGITIMATE_ADDRESS_P): New.
17051 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17052 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17053 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17054 (TARGET_LEGITIMATE_ADDRESS_P): New.
17056 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17057 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17058 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17059 (TARGET_LEGITIMATE_ADDRESS_P): New.
17061 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17062 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17064 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17066 (TARGET_LEGITIMATE_ADDRESS_P): New.
17068 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17069 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17071 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17073 (m68hc11_legitimate_address_p): ... this, make static.
17074 (go_if_legitimate_address_internal): Rename to...
17075 (m68hc11_legitimate_address_p_1): ... this.
17076 (legitimize_address): Adjust call.
17077 (TARGET_LEGITIMATE_ADDRESS_P): New.
17079 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17080 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17081 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17082 (TARGET_LEGITIMATE_ADDRESS_P): New.
17084 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17085 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17086 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17087 (mn10300_legitimate_address_p): ... this, make static.
17088 (TARGET_LEGITIMATE_ADDRESS_P): New.
17090 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17091 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17092 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17093 (TARGET_LEGITIMATE_ADDRESS_P): New.
17095 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17096 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17097 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17098 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17099 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17100 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17101 (rs6000_legitimate_address_p): ... this, make static.
17102 (TARGET_LEGITIMATE_ADDRESS_P): New.
17103 (REG_MODE_OK_FOR_BASE_P): Delete.
17104 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17106 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17107 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17109 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17110 static, adjust types.
17111 (TARGET_LEGITIMATE_ADDRESS_P): New.
17113 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17114 * config/score/score.c (score_address_p): Rename to...
17115 (score_legitimate_address_p): ... this.
17116 (TARGET_LEGITIMATE_ADDRESS_P): New.
17117 * config/score/score3.c (score3_address_p): Rename to...
17118 (score3_legitimate_address_p): ... this.
17119 * config/score/score7.c (score7_address_p): Rename to...
17120 (score7_legitimate_address_p): ... this.
17122 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17123 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17124 GO_IF_LEGITIMATE_ADDRESS): Delete.
17125 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17126 thumb2_legitimate_address_p): Delete.
17127 (arm_legitimate_address_p): Rename to...
17128 (arm_legitimate_address_outer_p): ... this.
17129 * config/arm/constraints.md ("Uq"): Adjust call.
17130 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17131 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17133 (arm_legitimate_address_outer_p): ... this.
17134 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17136 (TARGET_LEGITIMATE_ADDRESS_P): New.
17138 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17139 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17140 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17141 (TARGET_LEGITIMATE_ADDRESS_P): New.
17143 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17144 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17145 * config/vax/vax.c (legitimate_address_p): Rename to...
17146 (vax_legitimate_address_p): ... this, make static.
17147 (TARGET_LEGITIMATE_ADDRESS_P): New.
17149 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17150 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17151 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17152 (TARGET_LEGITIMATE_ADDRESS_P): New.
17154 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17155 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17156 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17157 (mmix_legitimate_address_p): ... this, make static.
17158 (TARGET_LEGITIMATE_ADDRESS_P): New.
17160 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17161 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17162 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17163 (TARGET_LEGITIMATE_ADDRESS_P): New.
17165 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17167 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17168 of MODE_COMPLEX_INT.
17170 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17172 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17173 LCT_NORMAL in function call.
17174 * mips-tdump.c (print_file_desc): Add cast to enum type.
17175 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17176 (mark_stabs): Add casts to enum types.
17177 (parse_stabs_common): Add casts to enum types.
17179 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17181 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17182 Check for invalid values of LETTER.
17184 2009-05-13 Taras Glek <tglek@mozilla.com>
17186 * attribs.c (register_attribute): moved out attribute registration
17187 into register_attribute.
17188 * doc/plugins.texi: Documented register_attribute and
17190 * gcc-plugin.h: Added forward decl for register_attribute.
17191 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17192 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17193 PLUGIN_ATTRIBUTES boilerplate.
17195 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17197 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17198 values even in sentinel and empty entries.
17199 (ms_printf_flag_specs): Likewise.
17200 (ms_scanf_flag_specs): Likewise.
17201 (ms_strftime_flag_specs): Likewise.
17202 (ms_print_char_table): Likewise.
17203 (ms_scan_char_table): Likewise.
17204 (ms_time_char_table): Likewise.
17206 2009-05-13 Doug Kwan <dougkwan@google.com>
17208 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17210 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17212 * config/mips/mips.md (store): Add attributes for QI and HI.
17214 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17215 (truncdi<mode>2): ... this new pattern.
17217 2009-05-13 Brad Hards <bradh@kde.org>
17219 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17221 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17222 Ben Elliston <bje@au.ibm.com>
17224 PR middle-end/40035
17225 * dse.c (check_mem_read_rtx): Guard against width == -1.
17227 2009-05-13 Michael Matz <matz@suse.de>
17229 PR middle-end/39976
17230 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17231 (trivially_conflicts_p): New function.
17232 (insert_backedge_copies): Use it.
17234 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17236 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17237 (handle_stdc_pragma): Use new enum constant names.
17238 (handle_pragma_float_const_decimal64): Ditto.
17240 2009-05-13 Ian Lance Taylor <iant@google.com>
17242 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17245 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17247 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17248 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17250 * config/m68k/m68k.h (FL_UCLINUX): Define.
17252 2009-05-13 Jan Hubicka <jh@suse.cz>
17254 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17256 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17258 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17259 unless -fschedule-insns is specified.
17261 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17264 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17265 TARGET_EXPAND_CBRANCHDI4.
17266 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17267 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17268 (cmpeqdi): Fix comment.
17270 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17272 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17273 (sh_legitimate_address_p): Likewise.
17274 * config/sh/sh.c (sh_legitimate_index_p): New.
17275 (sh_legitimate_address_p): Likewise.
17276 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17277 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17278 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17279 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17280 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17281 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17282 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17283 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17284 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17286 2009-05-12 Jan Hubicka <jh@suse.cz>
17288 * tree-inline.c (estimate_operator_cost): Add operands;
17289 when division happens by constant, it is cheap.
17290 (estimate_num_insns): Loads and stores are not having cost of 0;
17291 EH magic stuff is cheap; when computing runtime cost of switch,
17292 use log2 base of amount of its cases; builtin_expect has cost of 0;
17293 compute cost for moving return value of call.
17294 (init_inline_once): Initialize time_based flags.
17295 * tree-inline.h (eni_weights_d): Add time_based flag.
17297 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17299 * df-core.c: Update head documentation.
17301 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17304 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17305 shadowing exisiting variable op1.
17307 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17310 * config/i386/driver-i386.c (processor_signatures): New enum.
17311 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17312 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17313 processor signature to detect geode processor.
17315 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17319 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17321 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17322 causes spurious differences between trunk and cond-optab branch.
17324 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17326 * dojump.c (compare_from_rtx): Delete.
17327 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17328 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17329 if the comparison does not satisfy the predicate; test predicates for
17330 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17331 further if one existing pattern fails.
17332 * expr.h (compare_from_rtx): Delete.
17333 (prepare_operand): Declare it.
17334 * optabs.c: Change "lib call" to "libcall" throughout.
17335 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17336 HAVE_conditional_trap, emit_cmp_insn): Delete.
17337 (can_compare_p): Delete cmp_optab case.
17338 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17339 Accept other parameters by value.
17340 (prepare_operand): Make non-static.
17341 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17342 other parameters by value. Try to widen operands here based on
17343 an optab_methods argument and looking at cbranch_optab.
17344 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17345 loop. Use cbranch_optab directly.
17346 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17347 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17349 (emit_conditional_move, emit_conditional_add): Inline what's needed
17350 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17351 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17352 with COMPARE. Move cmov_optab and cstore_optab above
17353 with cbranch_optab, move cmp_optab down with ucmp_optab,
17354 remove tst_otpab. Do not initialize trap_rtx.
17355 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17356 for trap code. Do not check HAVE_conditional_trap. Use
17357 prepare_cmp_insn. Accept no predicate for operand 3.
17358 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17359 (OTI_ctrap, ctrap_optab): New.
17360 (tst_optab): Delete.
17361 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17362 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17363 with lookup of ctrap_optab.
17364 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17366 (ctrap_optab): New.
17368 * combine.c (combine_simplify_rtx, simplify_set): Do not
17369 special case comparing against zero for cc0 machines.
17370 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17371 COMPARE on cc0 machines.
17372 (simplify_relational_operation): Return a new expression when
17373 a COMPARE could be removed.
17374 * final.c (final_scan_insn): Compare cc_status values
17375 against LHS of a (compare FOO (const_int 0)) cc0 source.
17376 Also check if cc_status.value is the full compare.
17378 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17379 (cstoreMM4): Document.
17380 (conditional_trap): Document ctrapMM4 instead.
17381 (sync_compare_and_swapMM): Refer to cbranchcc4.
17382 (Dependent Patterns): Eliminate obsolete information referring to
17383 the old jump optimization phase.
17384 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17385 of compares with 0 on cc0 machines.
17386 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17387 avoiding references to cc0. Remove text about storing operands
17389 * doc/tm.texi (Condition Codes): Include blurb on different
17390 condition code representations, separate into subsections for
17391 CC0, MODE_CC and conditional execution.
17393 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17394 alpha_emit_setcc): Accept operands and a machine mode.
17395 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17396 Get code/op0/op1 from operands, use machine mode argument
17397 instead of alpha_compare.fp_p. Emit the branch here.
17398 (alpha_emit_setcc): Likewise, and return boolean.
17399 (alpha_emit_conditional_move): Likewise. Assert that
17400 cmp_op_mode == cmp_mode, and simplify accordingly.
17401 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17402 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17403 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17405 (stack probe test): Use cbranchdi4.
17406 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17408 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17409 * config/arc/arc.h (movsicc, movsfcc): Use it.
17410 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17411 (cbranchsi4, cstoresi4): New.
17412 (cmpsi, bCC and sCC expanders): Remove.
17414 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17415 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17416 * config/arm/predicates.md (arm_comparison_operator): Only include
17417 floating-point operators if there is a hardware floating-point unit.
17418 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17419 deferring to cbranch_cc and cstore_cc respectively.
17420 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17421 cbranch_cc, cstore_cc): New.
17422 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17424 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17426 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17427 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17429 (adjust_insn_length): Adjust calls.
17430 (avr_reorg): Handle (compare (foo) (const_int 0)).
17431 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17432 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17433 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17434 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17436 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17437 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17439 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17440 (cbranchsi4, cstorebi4, cstoresi4): New.
17441 (movbisi): This insn is duplicate, split it to zero_extend.
17442 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17443 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17444 (bfin_optimize_loop): Use cbranch expander.
17445 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17446 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17447 (bfin_bimode_comparison_operator): ... this.
17448 (bfin_direct_comparison_operator): New.
17450 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17451 inside (compare FOO (const_int 0)).
17452 (cris_rtx_costs): Handle ZERO_EXTRACT.
17453 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17454 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17455 (*tstdi_v32): Delete.
17456 (*cmpdi_non_v32): Add M alternative for operand 1.
17457 (cmpsi, cmp<mode>): Make private.
17458 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17460 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17462 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17463 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17464 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17465 (cc_reg_operand): New.
17466 (any_cond): Delete.
17467 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17468 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17469 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17470 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17471 crx_expand_scond): Delete.
17473 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17475 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17476 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17478 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17479 cstoresi4, cstoresf4, cstoredf4): New.
17480 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17481 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17482 Receive the entire operands array.
17483 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17484 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17485 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17486 Get test/op0/op1 from the operands array.
17487 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17489 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17490 (h8300_expand_store): New.
17491 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17493 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17494 (h8300_expand_store): New.
17495 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17496 or do not try to produce (set (cc0) REG).
17497 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17498 change a compare into a move to a scratch register. Disable some
17499 peepholes when comparing with zero.
17500 (tstsi, tsthi, tstsi, cmpqi): Make private.
17502 (bCC, sCC): Delete.
17503 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17506 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17507 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17508 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17509 (ix86_emit_i387_log1p): Use cbranchxf2.
17510 (ix86_expand_setcc): Return void.
17511 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17512 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17513 cmp<MODEF>, cmpcc): Remove.
17514 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17515 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17516 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17517 (sCC and bCC expanders): Remove.
17518 (stack_protect_test): Use cbranchcc4.
17520 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17522 (ia64_expand_compare): Accept three rtx by reference and return void.
17523 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17524 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17525 from *expr. Update *expr with the BImode comparison to do.
17526 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17527 cmptf, bCC, sCC, conditional_trap): Delete.
17528 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17529 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17530 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17531 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17532 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17534 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17535 type of last argument.
17536 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17537 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17538 use machine mode argument instead of branch_type. Remove dead
17539 code for floating-point comparisons.
17540 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17541 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17543 (cbranchsi4, cstoresi4): New.
17544 * config/iq2000/predicates.md (reg_or_const_operand): New.
17546 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17547 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17548 (b<code>_op): Rewrite to...
17549 (bcc_op): ... this, using match_operator.
17550 (s<code>_op): Rewrite to...
17551 (scc_op): ... this, using match_operator.
17552 (s<code>_24_op): Rewrite to...
17553 (scc_op_24): ... this, using match_operator.
17554 (s<code>_<mode>): Rewrite to...
17555 (cstore<mode>4): ... this, using match_operator.
17556 (s<code>_<mode>_24): Rewrite to...
17557 (cstore<mode>4_24): ... this, using match_operator.
17558 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17559 m32c_unpend_compare, m32c_expand_scc): Delete.
17560 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17561 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17562 (m32c_expand_movcc): Change NE to EQ if necessary.
17563 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17565 * config/m32r/m32r-protos.h (gen_cond_store): New.
17566 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17567 (gen_cond_store): New, from sCC patterns.
17568 (m32r_expand_block_move): Use cbranchsi4.
17569 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17570 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17571 (cbranchsi4, cstoresi4): New.
17573 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17575 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17576 (m68hc11_notice_update_cc): Look into a compare with 0.
17577 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17579 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17580 cmphi, cmpqi, bCC): Delete.
17581 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17582 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17583 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17586 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17587 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17588 * config/m68k/constraints.md (H): New.
17589 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17590 the define_insn below.
17591 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17592 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17593 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17594 patterns): Wrap RHS with COMPARE.
17595 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17596 (*cmpdi_internal): Name this pattern.
17597 (cmpdi): Change to define_insn.
17598 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17599 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17600 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17602 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17603 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17604 (conditional_trap): Change to...
17605 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17606 (*conditional_trap): Use the ordered_comparison_operator and
17607 const1_operand predicates.
17608 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17609 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17610 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17611 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17613 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17614 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17615 (mcore_gen_compare): New.
17616 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17617 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17618 (mcore_gen_compare): ... this.
17619 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17620 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17621 (stack probe pattern): Use cbranchsi4.
17623 * config/mips/predicates.md (mips_cstore_operator): New.
17624 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17625 * config/mips/mips.md (any_cond): Delete.
17626 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17628 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17629 fixuns_truncsfdi2): Use cbranch patterns.
17630 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17631 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17632 Adjust call to mips_expand_conditional_branch.
17633 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17635 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17636 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17637 * config/mips/mips.c (cmp_operands): Delete.
17638 (mips_emit_compare): Get comparison operands from *op0/*op1.
17639 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17640 that it succeeds. Use op0/op1 instead of cmp_operands.
17641 (mips_expand_conditional_branch, mips_expand_conditional_move,
17642 mips_expand_conditional_trap): Likewise.
17643 (mips_block_move_loop): Use cbranch patterns.
17644 * config/mips/mips.h (cmp_operands): Delete.
17646 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17647 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17648 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17649 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17650 (*cmpcc_folded): Rename to...
17651 (*cmpdi_folded): this.
17652 (*cmpcc): Rename to...
17654 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17657 (cbranchdf4): New. Handle invalid comparisons here.
17658 * config/mmix/predicates.md (float_comparison_operator): New.
17660 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17661 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17662 * config/mn10300/mn10300.md (tst): Delete.
17663 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17664 Name these patterns and wrap RHS in a compare.
17665 (*cmpsi): Make this pattern private. Include tst.
17666 (*cmpsf): Make this pattern private.
17667 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17668 (compare with zero peepholes): Likewise.
17670 (cbranchsi4, cbranchsf4): New.
17671 (casesi): Use cbranchsi4.
17673 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17674 hppa_branch_type): Delete.
17675 (return_addr_rtx): Use cbranchsi4.
17676 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17677 Emit CCFPmode comparison here.
17678 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17679 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17680 hppa_branch_type): Delete.
17681 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17682 (movsicc, movdicc): Remove references to hppa_compare_op0,
17683 hppa_compare_op1 and compare_from_rtx.
17684 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17685 (casesi): Use cbranchsi4.
17687 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17688 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17689 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17690 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17691 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17693 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17694 (*branch, *branch_inverted): New.
17696 * config/picochip/picochip.md (cbranchhi4): Use
17697 ordered_comparison_operator.
17698 (cmphi, bCC): Remove.
17700 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17701 (trap_comparison_operator): Delete.
17702 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17703 rs6000_emit_cbranch): Accept mode and operands.
17704 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17705 rs6000_compare_fp_p): Delete.
17706 (rs6000_generate_compare): Accept mode and comparison. Extract code
17707 and op0/op1 from there. Replace references to rs6000_compare_op0
17708 and rs6000_compare_op1.
17709 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17710 extract result from passed operands.
17711 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17712 extract loc from passed operands.
17713 (rs6000_emit_cmove): Likewise.
17714 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17715 rs6000_compare_fp_p): Delete.
17716 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17717 (cbranch<GPR>4, cbranch<FP>4): New.
17718 (cstore<mode>4): New. Consolidate here all choices about when to use
17719 portable or specialized sCC sequences.
17720 (stack_protect_test): Use cbranchsi4.
17721 (conditional_trap): Replace with ctrap<GPR>4.
17722 (conditional trap insn): Replace trap_comparison_operator with
17723 ordered_comparison_operator.
17725 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17726 (s390_emit_prologue): Use ctrap.
17727 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17728 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17729 New predicates replacing...
17730 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17731 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17732 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17733 (add<mode>cc): Do not use s390_compare_op0/op1.
17734 (s<code>): Change to...
17735 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17736 (seq): Change to...
17737 (cstorecc4): ... this. Handle EQ or NE equally.
17738 (*sne): Un-privatize for use in cstorecc4.
17739 (b<code>): Change to...
17740 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17741 (conditional_trap): Replace with...
17742 (ctrap<GPR>4, ctrap<FP>4): ... these.
17743 (stack_protect): Use cbranchcc4.
17745 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17746 * config/score/score-protos.h (score_gen_cmp): Delete.
17747 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17748 (score_block_move-loop): Use cbranchsi4.
17749 * config/score/score.md (cbranchsi4): New.
17750 (cmpsi, bCC): Delete.
17751 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17752 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17753 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17754 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17755 * config/score/score3.h (score3_gen_cmp): Delete.
17756 * config/score/score7.h (score7_gen_cmp): Delete.
17758 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17759 (sh_emit_scc_to_t): ... this. Return void.
17760 (from_compare): Rename to...
17761 (sh_emit_compare_and_branch): ... this.
17762 (sh_emit_compare_and_set): New.
17763 (sh_expand_t_scc): Accept operands.
17764 * config/sh/predicates.md (sh_float_comparison_operator): New.
17765 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17766 (prepare_scc_operands): Rename to...
17767 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17769 (sh_emit_cheap_store_flag): New.
17770 (sh_emit_set_t_insn): New.
17771 (from_compare): Rename to...
17772 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17773 handling of TARGET_SH2E floating point to avoid recursive call.
17774 Generate branch here.
17775 (sh_emit_compare_and_set): New.
17776 (sh_expand_t_scc): Get op0/op1 from arguments.
17777 (sh_emit_cheap_store_flag): New.
17778 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17780 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17781 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17782 (movsicc, movdicc): Do nothing when it recreated operands from
17783 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17784 prepare_scc_operands (now sh_emit_scc_to_t).
17785 (udivdi3): Use cstoresi4.
17786 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17787 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17788 (cbranchint4_media, cbranchfp4_media): New.
17789 (casesi): Use cbranchdi4.
17790 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17792 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17793 (movnegt): Remove second operand.
17794 (cbranchsf4, cbranchdf4): New.
17795 (stack_protect): Use cbranchdi4/cbranchsi4.
17797 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17798 (gen_compare_reg): Accept comparison, extract part of it to...
17799 (gen_compare_reg_1): ... this.
17800 (gen_compare_operator): Delete.
17801 (gen_v9_scc): Accept separate destination, comparison code and arms.
17802 Do not use sparc_compare_op0/sparc_compare_op1.
17803 (emit_scc_insn, emit_conditional_branch_insn): New.
17804 (emit_v9_brxx): Make static. Remove useless assertion.
17805 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17807 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17808 * config/sparc/sparc-protos.h (gen_compare_reg,
17809 sparc_emit_float_lib_cmp): Adjust prototype.
17810 (emit_scc_insn, emit_conditional_branch_insn): New.
17811 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17812 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17813 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17814 iterators to the top.
17815 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17816 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17817 snedi_special_trunc): Delete.
17818 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17819 and snedi_special_trunc.
17820 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17821 cbranchdi4, cbranch<F:mode>4): New.
17822 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17823 here. Use gen_compare_reg instead of gen_compare_operator.
17824 (conditional_trap): Replace with...
17825 (ctrapsi4, ctrapdi4): ... this.
17826 (stack_protect_test): Use cbranchcc4.
17828 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17830 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17831 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17832 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17833 from operands[0] or operands[3] depending on is_set.
17834 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17835 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17836 cmpdf, bCC), sCC: Remove.
17837 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17838 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17840 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17841 spu_emit_branch_or_set.
17843 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17845 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17846 xstormy16_compare_op1): Delete.
17847 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17848 xstormy16_compare_op1): Delete.
17849 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17851 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17852 (cmphi, cmpsi, bCC): Remove.
17854 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17855 (*cmpsi): ... this one.
17856 (cbranchsi4, cstoresi4): New.
17857 (bCC expanders): Delete.
17858 (sCC insns): Fold into...
17859 (*setcc): ... this one.
17860 (casesi): Do not use gen_cmpsi and gen_bgtu.
17861 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17862 (movsicc): Simplify.
17863 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17865 * config/vax/vax-protos.h (cond_name): New.
17866 (vax_output_conditional_branch): Remove.
17867 * config/vax/vax.c (cond_name): New.
17868 (vax_output_conditional_branch): Remove.
17869 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17870 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17871 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17872 (bit<VAXint>): Wrap source with (compare).
17873 (b<code> and following unnamed pattern): Rename to *branch and
17874 *branch_reversed. Change macroization to match_operator.
17875 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17877 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17878 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17879 Change last argument to machine_mode.
17880 (xtensa_expand_scc): Add machine_mode argument.
17881 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17882 (gen_conditional_move, xtensa_expand_conditional_branch,
17883 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17884 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17885 Adjust operand numbers.
17886 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17888 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17889 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17890 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17892 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17894 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17895 causes spurious differences between trunk and cond-optab branch.
17897 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17900 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17902 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17904 * tree.c (iterative_hash_pointer): Delete.
17905 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17906 Hash UIDs and versions of SSA names. Don't special-case built-in
17907 function declarations.
17909 2009-05-11 Ian Lance Taylor <iant@google.com>
17912 * graphite.c: Force -Wc++-compat to only be a warning before
17913 #including "cloog/cloog.h".
17915 2009-05-11 Martin Jambor <mjambor@suse.cz>
17917 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17919 2009-05-11 Jan Hubicka <jh@suse.cz>
17921 * tree-ssa-loop-ivcanon.c: Include target.h
17922 (struct loop_size): new structure.
17923 (constant_after_peeling): New predicate.
17924 (tree_estimate_loop_size): New function.
17925 (estimated_unrolled_size): Rewrite for new estimates.
17926 (try_unroll_loop_completely): Use new estimates.
17927 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17929 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17931 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17932 libcpp interface change.
17933 (spu_macro_to_expand): Likewise.
17935 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17937 PR tree-optimization/40026
17938 * gimplify.c (gimplify_init_constructor): Change initial conditional
17939 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17940 optimize_compound_literals_in_ctor.
17942 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17944 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17946 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17948 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17950 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17951 HOST_WIDE_INT for gap.
17953 2009-05-11 Ira Rosen <irar@il.ibm.com>
17955 PR tree-optimization/40074
17956 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17957 account in group size and step comparison.
17959 2009-05-11 Richard Guenther <rguenther@suse.de>
17961 * passes.c (init_optimization_passes): Strip now incorrect comment.
17962 (execute_function_todo): Do not set PROP_alias.
17963 * tree-pass.h (PROP_alias): Remove.
17964 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17965 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17966 * tree-nrv.c (pass_return_slot): Likewise.
17967 * tree-object-size.c (pass_object_sizes): Likewise.
17968 * tree-ssa-dom.c (pass_dominator): Likewise.
17969 (pass_phi_only_cprop): Likewise.
17970 * tree-ssa-dse.c (pass_dse): Likewise.
17971 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17972 (pass_cselim): Likewise.
17973 * tree-ssa-pre.c (pass_pre): Likewise.
17974 (pass_fre): Likewise.
17975 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17976 * tree-ssa-sink.c (pass_sink_code): Likewise.
17977 * tree-stdarg.c (pass_stdarg): Likewise.
17978 * tree-tailcall.c (pass_tail_calls): Likewise.
17979 * tree-vrp.c (pass_vrp): Likewise.
17981 2009-05-10 Ian Lance Taylor <iant@google.com>
17983 * basic-block.h (enum profile_status): Break out of struct
17984 control_flow_graph.
17985 * cgraph.h (struct inline_summary): Break out of struct
17987 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17988 of struct cgraph_order_sort.
17989 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17990 * cse.c (struct branch_path): Break out of struct
17991 cse_basic_block_data.
17992 * except.h (enum eh_region_type): Break out of struct eh_region.
17993 * gcc.c (enum add_del): Break out of struct modify_target.
17994 * genrecog.c (enum decision_type): Break out of struct decision_test.
17995 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17997 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17998 * regmove.c (enum match_use): New enum, broken out of struct match.
17999 * sched-int.h (enum post_call_group): New enum, broken out of
18001 (struct deps_reg): Break out of struct deps.
18002 * target.h (struct asm_int_op): Break out of struct gcc_target.
18003 * tree-eh.c (struct goto_queue_node): Break out of struct
18005 * tree-inline.h (enum copy_body_cge_which): Break out of
18007 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18009 * c-decl.c (in_struct, struct_types): New static variables.
18010 (pushtag): Add loc parameter. Change all callers.
18011 (lookup_tag): Add ploc parameter. Change all callers.
18012 (check_compound_literal_type): New function.
18013 (parser_xref_tag): Add loc parameter. Change all callers. If
18014 -Wc++-compat, warn about struct/union/enum types defined within a
18016 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18017 and loc parameters. Change all callers. Change error calls to
18018 error_at, using loc. For a redefinition, if the location of the
18019 original definition is known, report it. Set in_struct and
18020 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18021 (finish_struct): Add new parameters enclosing_in_struct and
18022 enclosing_struct_types. Change all callers. Set
18023 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18024 in the struct. If in a struct, add this struct to struct_types.
18025 (start_enum): Add loc parameter. Change all callers. Use
18026 error_at for errors, using loc. For a redefinition, if the
18027 location of the original definition is known, report it. If in a
18028 struct, add this enum type to struct_types. If -Wc++-compat warn
18029 if in sizeof, typeof, or alignof.
18030 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18031 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18032 (c_parser_enum_specifier): Get enum location for start_enum.
18033 (c_parser_struct_or_union_specifier): Get struct location for
18034 start_struct. Save in_struct and struct_types status between
18035 start_struct and finish_struct.
18036 (c_parser_cast_expression): Get location of cast.
18037 (c_parser_alignof_expression): Get location of type.
18038 (c_parser_postfix_expression): Likewise.
18039 (c_parser_postfix_expression_after_paren_type): Add type_loc
18040 parameter. Change all callers. Call check_compound_literal_type.
18041 Use type_loc for error about variable size type.
18042 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18043 of an enum constant from an enum type defined in a struct or union.
18044 (c_cast_expr): Add loc parameter. Change all callers. If
18045 -Wc++-compat, warn about defining a type in a cast.
18046 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18047 (start_enum, start_struct, finish_struct): Update declarations.
18048 (parser_xref_tag, c_cast_expr): Update declarations.
18049 (check_compound_literal_type): Declare.
18051 2009-05-11 Ben Elliston <bje@au.ibm.com>
18053 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18054 for recent libcpp interface change.
18055 (rs6000_macro_to_expand): Likewise.
18057 2009-05-10 Michael Matz <matz@suse.de>
18060 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18061 not at entry of function.
18063 2009-05-10 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/40081
18067 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18068 using the main variant of the element type. Do not fiddle with
18069 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18071 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18072 structs with volatile fields.
18074 2009-05-10 Jan Hubicka <jh@suse.cz>
18076 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18077 (estimate_move_cost): Assert that it does not get called for
18079 (estimate_num_insns): Skip VOID types in argument handling.
18080 (optimize_inline_calls): Delete unreachable blocks and verify that
18081 callgraph is valid.
18083 2009-05-10 Jan Hubicka <jh@suse.cz>
18085 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18086 * cgraph.c (cgraph_mark_address_taken_node): New function.
18087 (dump_cgraph_node): Dump new flag.
18088 * cgraph.h (struct cgraph_node): Add address_taken.
18089 (cgraph_mark_address_taken_node): New function.
18090 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18091 since new direct calls can be born.
18093 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18095 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18096 tok->val.node.node.
18098 2009-05-10 Jan Hubicka <jh@suse.cz>
18100 PR middle-end/40084
18101 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18103 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18104 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18105 * tree-inline.c (copy_bb): Set frequency correctly.
18106 (fold_marked_statements): Update call to
18107 cgraph_update_edges_for_call_stmt.
18109 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18111 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18112 identifiers in diagnostics.
18113 * config/arm/arm.c (arm_handle_fndecl_attribute,
18114 arm_handle_isr_attribute): Likewise.
18115 * config/avr/avr.c (avr_handle_progmem_attribute,
18116 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18117 * config/bfin/bfin.c (handle_int_attribute,
18118 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18119 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18120 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18122 * config/darwin.c (darwin_handle_kext_attribute,
18123 darwin_handle_weak_import_attribute): Likewise.
18124 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18125 h8300_handle_eightbit_data_attribute,
18126 h8300_handle_tiny_data_attribute): Likewise.
18127 * config/i386/i386.c (ix86_handle_cconv_attribute,
18128 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18129 * config/i386/winnt.c (ix86_handle_shared_attribute,
18130 ix86_handle_selectany_attribute): Likewise.
18131 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18132 * config/m32c/m32c.c (function_vector_handler): Likewise.
18133 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18134 m68hc11_handle_fntype_attribute): Likewise.
18135 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18136 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18137 * config/mips/mips.c (mips_insert_attributes,
18138 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18139 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18140 rs6000_handle_struct_attribute): Likewise.
18141 * config/sh/sh.c (sh_insert_attributes,
18142 sh_handle_resbank_handler_attribute,
18143 sh_handle_interrupt_handler_attribute,
18144 sh2a_handle_function_vector_handler_attribute,
18145 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18147 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18148 * config/spu/spu.c (spu_handle_fndecl_attribute,
18149 spu_handle_vector_attribute): Likewise.
18150 * config/stormy16/stormy16.c
18151 (xstormy16_handle_interrupt_attribute): Likewise.
18152 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18153 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18155 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18157 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18158 (pp_translate_identifiers): New.
18159 (pp_identifier): Only conditionally translate identifier to locale
18161 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18162 (pp_base_tree_identifier): Only conditionally translate identifier
18163 to locale character set.
18164 * c-pretty-print.c (M_): Define.
18165 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18166 fragments for conditional translation with M_.
18167 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18168 identifier translation.
18170 2009-05-10 Richard Guenther <rguenther@suse.de>
18172 PR tree-optimization/40081
18173 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18174 using the main variant of the element type. Do not fiddle with
18175 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18177 2009-05-09 Jan Hubicka <jh@suse.cz>
18179 PR middle-end/40080
18180 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18181 indirect calls; verify cgraph afterwards.
18183 2009-05-09 Jan Hubicka <jh@suse.cz>
18186 * ipa.c (update_inlined_to_pointer): New function.
18187 (cgraph_remove_unreachable_nodes): Use it.
18189 2009-05-09 Jan Hubicka <jh@suse.cz>
18191 * tree-eh.c (struct leh_state): Remove prev_try.
18192 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18193 not track prev_try.
18194 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18195 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18196 remove_eh_handler_and_replace, foreach_reachable_handler,
18197 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18198 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18199 (gen_eh_region_cleanup): Update prototype.
18201 2009-05-09 Jan Hubicka <jh@suse.cz>
18203 PR middle-end/40043
18204 * except.c (copy_eh_region): Always set prev_try.
18205 (redirect_eh_edge_to_label): Find outer try.
18206 (foreach_reachable_handler): When looking for prev try
18207 handle case where previous try is not going to be taken.
18209 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18211 PR tree-optimization/40049
18212 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18213 only vector/vector shifts, convert the type of the constant to the
18214 appropriate type to avoid building incorrect trees, which
18215 eventually have problems with garbage collection.
18217 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18219 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18220 -1 for complex floating-point types if honoring signed zeros.
18222 2009-05-08 Jan Hubicka <jh@suse.cz>
18224 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18225 argument; handle correctly when profile is absent.
18226 (build_cgraph_edges): Update.
18227 (rebuild_cgraph_edges): Update.
18228 * cgraph.c: Do not include varray.h.
18229 (cgraph_set_call_stmt_including_clones): New function.
18230 (cgraph_create_edge_including_clones): Likewise
18231 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18232 (cgraph_update_edges_for_call_stmt): Handle clones.
18233 (cgraph_remove_node): Handle clone tree.
18234 (cgraph_remove_node_and_inline_clones): New function.
18235 (dump_cgraph_node): Dump clone tree.
18236 (cgraph_clone_node): Handle clone tree.
18237 (clone_function_name): Bring here from tree-inline.c.
18238 (cgraph_create_virtual_clone): New function.
18239 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18240 (cgraph_clone_info): New function.
18241 (strut cgraph_node): Add clone_info and new clone tree pointers.
18242 (cgraph_remove_node_and_inline_clones,
18243 cgraph_set_call_stmt_including_clones,
18244 cgraph_create_edge_including_clones,
18245 cgraph_create_virtual_clone): Declare.
18246 (cgraph_function_versioning): Use VEC argument.
18247 (compute_call_stmt_bb_frequency): Update prototype.
18248 (cgraph_materialize_all_clones): New function.
18249 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18250 (ipcp_create_replace_map): Update to VECtors.
18251 (ipcp_update_callgraph): Use virtual clones.
18252 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18253 (ipcp_update_profiling): Do not update local profiling.
18254 (ipcp_insert_stage): Use VECtors and virtual clones.
18255 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18256 (clone_of_p): New function.
18257 (cgraph_preserve_function_body_p): Use clone tree.
18258 (cgraph_optimize): Materialize clones.
18259 (cgraph_function_versioning): Update for VECtors.
18260 (save_inline_function_body): Use clone tree.
18261 (cgraph_materialize_clone): New function.
18262 (cgraph_materialize_all_clones): Likewise.
18263 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18264 * ipa.c: Include gimple.h.
18265 (cgraph_remove_unreachable_nodes): Use clone tree.
18266 * ipa-prop.c (ipa_note_param_call): Update call to
18267 compute_call_stmt_bb_frequencycall.
18268 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18269 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18270 (copy_bb): Handle updating of clone tree; add new edge when new call
18272 (expand_call_inline): Be strict about every call having edge.
18273 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18274 (delete_unreachable_blocks_update_callgraph): New function.
18275 (tree_function_versioning): Use VECtors; always remove unreachable
18276 blocks and fold conditionals.
18277 * tree-inline.h: Do not include varray.h.
18278 (tree_function_versioning): Remove.
18279 * Makefile.in (GTFILES): Remove tree-inline.c
18280 * passes.c (do_per_function): Do only functions having body.
18281 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18284 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18285 Andrew Morrow <acm@google.com>
18288 * c-common.c (c_common_attribute_table): Permit deprecated
18289 attribute to take an optional argument.
18290 (handle_deprecated_attribute): If the optional argument to
18291 __attribute__((deprecated)) is not a string ignore the attribute
18292 and emit a warning.
18294 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18295 * c-typeck.c (build_component_ref): Likewise.
18296 (build_external_ref): Likewise.
18298 * toplev.c (warn_deprecated_use): Add an attribute argument.
18299 Emit the message associated with __attribute__((deprecated)).
18301 * toplev.h (warn_deprecated_use): Updated.
18303 * doc/extend.texi: Document new optional parameter to
18304 __attribute__((deprecated))
18306 2009-05-08 Michael Eager <eager@eagercon.com>
18308 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18309 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18311 2009-05-08 Richard Guenther <rguenther@suse.de>
18313 PR tree-optimization/40062
18314 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18315 Avoid exponential behavior.
18317 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18319 PR rtl-optimization/33928
18321 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18322 process_uses, build_single_def_use_links): New.
18323 (update_df): Update use_def_ref.
18324 (forward_propagate_into): Use get_def_for_use instead of use-def
18326 (fwprop_init): Call build_single_def_use_links and let it initialize
18328 (fwprop_done): Free use_def_ref.
18329 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18330 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18331 df_rd_simulate_one_insn): New.
18332 (df_rd_bb_local_compute_process_def): Update head comment.
18333 (df_chain_create_bb): Use the new RD simulation functions.
18334 * df.h (df_rd_simulate_artificial_defs_at_top,
18335 df_rd_simulate_one_insn): New.
18336 * opts.c (decode_options): Enable fwprop at -O1.
18337 * doc/invoke.texi (-fforward-propagate): Document this.
18339 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18342 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18343 and one complex operand specially.
18344 * tree-complex.c (some_nonzerop): Do not identify a real value as
18345 zero if flag_signed_zeros.
18347 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18349 PR rtl-optimization/33928
18350 * loop-invariant.c (record_use): Fix && vs. || mishap.
18352 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18354 PR rtl-optimization/33928
18355 * loop-invariant.c (struct use): Add addr_use_p.
18356 (struct def): Add n_addr_uses.
18357 (struct invariant): Add cheap_address.
18358 (create_new_invariant): Set cheap_address.
18359 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18360 (record_uses): Pass df_ref to record_use.
18361 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18364 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18366 * config/sh/sh.c: Do not include c-pragma.h.
18368 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18370 * config/spu/spu.c: Remove include of c-common.h.
18372 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18375 * c-common.h (mark_valid_location_for_stdc_pragma,
18376 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18377 clear_float_const_decimal64, float_const_decimal64_p): New.
18378 * c.opt (Wunsuffixed-float-constants): New.
18379 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18380 unsuffixed float constant, handle new warning.
18381 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18382 * c-decl.c (c_scope): New flag float_const_decimal64.
18383 (set_float_const_decimal64, clear_float_const_decimal64,
18384 float_const_decimal64_p): New.
18385 (push_scope): Set new flag.
18386 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18387 to use STDC pragmas.
18388 (c_parser_external_declaration): Ditto.
18389 (c_parser_compound_statement_nostart): Ditto.
18390 * c-pragma.c (valid_location_for_stdc_pragma,
18391 mark_valid_location_for_stdc_pragma,
18392 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18393 handle_pragma_float_const_decimal64): New.
18394 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18395 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18396 set_float_const_decimal64, clear_float_const_decimal64,
18397 float_const_decimal64_p): New dummy functions.
18398 * doc/extend.texi (Decimal Float): Remove statement that the
18399 pragma, and suffix for double constants, are not supported.
18400 * doc/invoke.texi (Warning Options): List new option.
18401 (-Wunsuffixed-float-constants): New.
18403 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18405 * config/i386/i386.c: Do not include c-common.h.
18407 2009-05-07 Mark Heffernan <meheff@google.com>
18409 * doc/invoke.texi (Debugging Options): Document change of debugging
18411 * opts.c (decode_options): Make dump_base_name relative to
18412 aux_base_name directory.
18414 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18416 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18417 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18419 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18421 * Makefile.in (install-plugin): Simplify a bit.
18423 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18425 * Makefile.in (OBJS-common): Add regcprop.o.
18427 * timevar.def (TV_CPROP_REGISTERS): New.
18428 * regrename.c (regrename_optimize): Return 0.
18429 (rest_of_handle_regrename): Delete.
18430 (pass_rename_registers): Point to regrename_optimize.
18431 (struct value_data_entry, struct value_data,
18432 kill_value_one_regno, kill_value_regno, kill_value,
18433 set_value_regno, init_value_data, kill_clobbered_value,
18434 kill_set_value, kill_autoinc_value, copy_value,
18435 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18436 replace_oldest_value_reg, replace_oldest_value_addr,
18437 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18438 debug_value_data, validate_value_data): Move...
18439 * regcprop.c: ... here.
18440 (rest_of_handle_cprop): Delete.
18441 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18443 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18445 PR middle-end/40057
18446 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18447 GEN_INT for 1 << bitnum.
18448 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18449 build_int_cst_type.
18451 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18453 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18454 Remove wrong description of "nand" operation.
18456 2009-05-06 Richard Guenther <rguenther@suse.de>
18457 Adam Nemet <anemet@caviumnetworks.com>
18459 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18460 comment. Add that if LHS is not a gimple register, then RHS1 has
18461 to be a single object (GIMPLE_SINGLE_RHS).
18463 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18465 * expr.c (get_def_for_expr): Move it up in the file.
18466 (store_field): When expanding a bit-field store, look at the
18467 defining gimple stmt for the masking conversion.
18469 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18471 PR middle-end/39986
18472 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18473 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18474 32-bit memcpy into long.
18476 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18478 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18479 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18481 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18482 instead of appending DW_OP_deref*.
18484 2009-05-06 Michael Matz <matz@suse.de>
18486 PR middle-end/40021
18487 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18488 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18490 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18492 * Makefile.in (install-plugin): Fix srcdir handling.
18494 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18496 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18497 when processing for not_regs_needed bitmap.
18498 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18499 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18500 handling it for rhs.
18502 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18504 * config/i386/i386.md (unnamed inc/dec peephole): Use
18505 optimize_insn_for_size_p instead of optimize_size.
18506 * config/i386/predicates.md (incdec_operand): Likewise.
18507 (aligned_operand): Likewise.
18508 * config/i386/sse.md (divv8sf3): Likewise.
18509 (sqrtv8sf2): Likewise.
18511 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18513 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18515 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18517 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18519 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18520 ssemodesuffixf2c with avxmodesuffixf2c.
18522 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18525 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18527 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18529 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18530 (struct tree_base): Adjust spacing for 8 bit boundaries.
18531 (struct tree_decl_common): Add decl_by_reference_flag bit.
18532 (DECL_BY_REFERENCE): Adjust.
18533 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18534 print DECL_BY_REFERENCE bit.
18535 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18536 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18537 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18538 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18541 PR middle-end/39666
18542 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18543 range of the type, but default label is missing, add it with one
18544 of the existing labels instead of adding a new label for it.
18546 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18550 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18552 * Makefile.in (enable_plugin, plugin_includedir): New.
18553 (install): Depend on install-plugin.
18554 (PLUGIN_HEADERS): New.
18555 (install-plugin): New.
18556 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18558 2009-05-05 Richard Guenther <rguenther@suse.de>
18560 PR tree-optimization/40022
18561 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18563 (phivn_valid_p): Fix tuplification error, simplify.
18564 (phiprop_insert_phi): Add dumps.
18565 (propagate_with_phi): Simplify.
18567 2009-05-05 Richard Guenther <rguenther@suse.de>
18569 PR middle-end/40023
18570 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18572 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18574 * tree.h (strip_float_extensions): Remove duplicate declaration.
18575 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18576 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18577 block_ultimate_origin): Rearrange the declarations line to match the
18578 comment that indicates the .c file which the functions are defined.
18579 (dwarf2out_*, set_decl_rtl): Add comment.
18580 (get_base_address): Adjust comment.
18581 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18582 declarations line and add comment.
18583 (is_builtin_name): Add blank after function name, for clarity.
18585 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18587 * attribs.c (decl_attributes): Use %qE for identifiers in
18589 * cgraphunit.c (verify_cgraph_node): Translate function names to
18590 locale character set in diagnostics.
18591 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18593 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18594 Document that functions are named in UTF-8.
18595 * expr.c (expand_expr_real_1): Translate function names to locale
18596 character set in diagnostics.
18597 * gimplify.c (omp_notice_variable, omp_is_private,
18598 gimplify_scan_omp_clauses): Use %qE for identifiers in
18600 * langhooks.c (lhd_print_error_function): Translate function names
18601 to locale character set.
18602 * langhooks.h (decl_printable_name): Document that return value is
18603 in internal character set.
18604 * stmt.c: Include pretty-print.h
18605 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18607 (resolve_operand_name_1): Translate named operand name to locale
18609 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18611 * toplev.c (announce_function): Translate function names to locale
18613 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18614 (default_tree_printer): Use pp_identifier or translate identifiers
18615 to locale character set. Mark "<anonymous>" for translation.
18616 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18617 for identifiers in diagnostics.
18618 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18620 * varasm.c (output_constructor): Use %qE for identifiers in
18623 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18625 * configure.ac: use ` ` instead of $()
18626 * configure: Regenerate.
18628 2009-05-05 Ben Elliston <bje@au.ibm.com>
18630 * config/pa/linux-atomic.c: Eliminate conditional include of
18631 errno.h on non-LP64 systems to simplify build requirements.
18633 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18635 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18637 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18638 and pass value to identifier_to_locale.
18639 (warn_variable_length_array): Make name a tree.
18640 (grokdeclarator): Separate diagnostic texts for named and unnamed
18641 declarators. Use %qE for named declarators.
18642 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18644 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18645 identifiers in diagnostics.
18646 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18647 identifier_to_locale. Mark "anonymous" strings for translation.
18649 2009-05-04 Michael Eager <eager@eagercon.com>
18651 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18652 address for DImode/DFmode only if double-precision FP regs.
18654 2009-05-04 Michael Eager <eager@eagercon.com>
18656 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18657 TARGET_SINGLE_FLOAT check.
18659 2009-05-04 Michael Eager <eager@eagercon.com>
18661 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18663 2009-05-04 Michael Eager <eager@eagercon.com>
18665 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18666 * config/rs6000/t-xilinx: New
18668 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18670 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18671 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18672 * gcc/explow.c (memory_address): Use target hook.
18673 * gcc/targhooks.c (default_legitimize_address): New.
18674 * gcc/targhooks.h (default_legitimize_address): New.
18675 * gcc/target.h (legitimize_address): New.
18676 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18677 (TARGET_INITIALIZER): Include it.
18678 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18680 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18681 * config/bfin/bfin.c (legitimize_address): Remove.
18682 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18683 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18685 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18686 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18688 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18689 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18690 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18691 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18692 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18693 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18694 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18695 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18696 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18697 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18698 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18699 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18700 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18701 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18702 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18703 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18704 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18705 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18706 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18707 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18708 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18709 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18710 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18712 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18713 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18714 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18715 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18716 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18717 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18718 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18719 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18720 (thumb_legitimize_address): Delete.
18721 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18722 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18723 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18724 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18725 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18726 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18728 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18731 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18732 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18733 * config/m32r/m32r.c (m32r_legitimize_address): New.
18734 * config/m68k/m68k.c (m68k_legitimize_address): New.
18735 * config/score/score.c (score_legitimize_address): Standardize.
18736 * config/score/score3.c (score3_legitimize_address): Standardize.
18737 * config/score/score3.h (score3_legitimize_address): Adjust.
18738 * config/score/score7.c (score7_legitimize_address): Standardize.
18739 * config/score/score7.h (score7_legitimize_address): Adjust.
18740 * config/sh/sh.c (sh_legitimize_address): New.
18741 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18743 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18744 (s390_legitimize_address): ... this.
18745 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18746 (sparc_legitimize_address): ... this.
18747 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18748 (ix86_legitimize_address): ... this.
18749 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18750 (avr_legitimize_address): ... this.
18751 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18752 (mn10300_legitimize_address): ... this.
18753 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18754 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18755 (alpha_expand_mov): Adjust call.
18757 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18758 * config/spu/spu.c (spu_legitimize_address): Likewise.
18759 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18760 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18762 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18764 * intl.c (locale_encoding, locale_utf8): New.
18765 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18766 * intl.h (locale_encoding, locale_utf8): Declare.
18767 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18768 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18770 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18772 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18773 (pp_base_tree_identifier): Declare as function.
18774 (identifier_to_locale): Declare.
18775 * Makefile.in (pretty-print.o): Update dependencies.
18776 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18778 2009-05-04 Richard Guenther <rguenther@suse.de>
18780 PR middle-end/40015
18781 * builtins.c (fold_builtin_memory_op): Do not decay to element
18782 type if the size matches the whole array.
18784 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18786 * expmed.c (synth_mult): When trying out a shift, pass the result
18789 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18791 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18792 (shiftsub1_cost): New.
18793 (init_expmed): Compute shiftsub1_cost.
18794 (synth_mult): Optimize multiplications by constants of the form
18795 -(2^^m-1) for some constant positive integer m.
18797 2009-05-03 Richard Guenther <rguenther@suse.de>
18800 * c-typeck.c (array_to_pointer_conversion): Do not built
18801 ADDR_EXPRs of arrays of pointer-to-element type.
18802 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18803 up wrong ADDR_EXPRs after-the-fact.
18804 * c-common.c (strict_aliasing_warning): Strip pointer
18805 conversions for obtaining the original type.
18806 * builtins.c (fold_builtin_memset): Handle array types.
18807 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18810 2009-05-03 Richard Guenther <rguenther@suse.de>
18812 PR middle-end/23329
18813 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18814 Do not lose casts from array types with unknown extent to array
18815 types with known extent.
18816 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18817 alias set compatibility.
18819 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18821 * flags.h (extra_warnings): Delete.
18822 * toplev.c (process_options): Handle Wuninitialized here.
18823 * opts.c (extra_warnings): Delete.
18824 (set_Wextra): Delete.
18825 (common_handle_option): -Wextra can be handled automatically.
18826 * c-opts.c (c_common_handle_option): Delete obsolete code.
18827 (c_common_post_options): Simplify comment.
18828 * common.opt (W): Add Var.
18830 (Wuninitialized): Initialize to -1.
18832 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18833 Richard Guenther <rguenther@suse.de>
18835 * expr.c (get_def_for_expr): New function.
18836 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18837 SSA rather than trees.
18838 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18839 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18841 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18843 * c-common.c (reswords): Add _Imaginary.
18844 * c-common.c (enum rid): Add RID_IMAGINARY.
18846 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18848 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18849 Patch by Richard Guenther.
18851 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18853 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18854 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18855 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18856 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18857 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18858 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18859 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18860 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18861 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18862 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18863 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18864 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18865 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18866 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18867 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18868 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18869 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18870 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18872 2009-05-02 Richard Guenther <rguenther@suse.de>
18874 PR tree-optimization/39940
18875 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18878 2009-05-02 Richard Guenther <rguenther@suse.de>
18880 PR middle-end/40001
18881 * tree-ssa.c (execute_update_addresses_taken): Properly check
18882 if we can mark a variable DECL_GIMPLE_REG_P.
18883 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18884 back to the end of the function.
18885 (is_gimple_reg_type): Remove complex type special casing.
18886 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18889 2009-05-02 Ben Elliston <bje@au.ibm.com>
18891 * doc/collect2.texi (Collect2): Document search path behaviour
18892 when configured with --with-ld.
18894 2009-05-02 Jan Hubicka <jh@suse.cz>
18896 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18897 parameter; update callers.
18898 (coalesce_cost_edge): EH edges are costier because they needs
18899 splitting even if not critical and even more costier when there are
18900 multiple EH predecestors.
18902 2009-05-02 Jan Hubicka <jh@suse.cz>
18904 * except.c (remove_eh_handler_and_replace): Handle updating after
18905 removing TRY blocks.
18907 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18909 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18911 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18913 * varasm.c: Do not include c-pragma.h.
18914 * attribs.c: Do not incude c-common.h.
18916 2009-05-01 Michael Matz <matz@suse.de>
18918 * calls.c (initialize_argument_information): Handle SSA names like
18919 decls with a non MEM_P DECL_RTL.
18921 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18923 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18924 * ipa-utils.c: Likewise.
18925 * ipa-type-escape.c: Likewise.
18926 * cgraphunit.c Do not include c-common.h.
18927 * ipa-pure-const.c: Likewise.
18928 * tree-if-conv.c: Likewise.
18929 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18930 * ipa-struct-reorg.c: Likewise.
18931 * tree-nomudflap.c: Likewise.
18932 * tree-ssa-structalias.c: Likewise.
18934 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18936 * store-motion.c: Many cleanups to make this pass a first-class
18937 citizen instead of an appendix to gcse load motion. Add TODO list
18938 to make this pass faster/cleaner/better.
18940 (struct ls_expr): Post gcse.c-split cleanups.
18941 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18942 "stores" field to "avail_stores".
18943 (pre_ldst_mems): Rename to store_motion_mems.
18944 (pre_ldst_table): Rename to store_motion_mems_table.
18945 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18946 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18947 (ldst_entry): Rename to st_expr_entry, update users.
18948 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18949 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18950 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18952 (first_ls_expr): Rename to first_st_expr, update users.
18953 (next_ls_expr): Rename to next_st_expr, update users.
18954 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18955 fields properly for store motion instead of names inherited from load
18957 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18958 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18961 (ae_kill): Rename to st_kill, update users.
18962 (ae_gen): Rename to st_avloc, update users.
18963 (transp): Rename to st_transp, update users.
18964 (pre_insert_map): Rename to st_insert_map, update users.
18965 (pre_delete_map): Rename to st_delete_map, update users.
18966 (insert_store, build_store_vectors, free_store_memory,
18967 one_store_motion_pass): Update for abovementioned changes.
18969 (gcse_subst_count, gcse_create_count): Remove.
18970 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18971 and "n_stores_created", local variables.
18973 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18976 (regvec, compute_store_table_current_insn): Remove.
18977 (reg_set_info, reg_clear_last_set): Remove.
18978 (compute_store_table): Use DF caches instead of local dataflow
18981 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18983 * c-objc-common.c (c_tree_printer): Print identifiers with
18984 pp_identifier, not pp_string. Mark "({anonymous})" for
18986 * c-pretty-print.c (pp_c_ws_string): New.
18987 (pp_c_cv_qualifier, pp_c_type_specifier,
18988 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18989 pp_c_storage_class_specifier, pp_c_function_specifier,
18990 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18991 pp_c_primary_expression, pp_c_postfix_expression,
18992 pp_c_unary_expression, pp_c_shift_expression,
18993 pp_c_relational_expression, pp_c_equality_expression,
18994 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18995 use pp_string and pp_c_ws_string in place of pp_identifier and
18996 pp_c_identifier for non-identifiers. Mark English strings for
18998 * c-pretty-print.h (pp_c_ws_string): Declare.
19000 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19001 Roland McGrath <roland@redhat.com>
19003 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19004 (ENABLE_LD_BUILDID): New configuration option.
19005 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19006 (LINK_BUILDID_SPEC): New macro.
19007 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19009 * doc/install.texi: Document --enable-linker-build-id option.
19010 * configure: Rebuild.
19011 * config.in: Rebuild.
19013 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19015 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19016 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19017 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19018 MIPS_GP_SAVE_AREA_SIZE.
19019 * config/mips/mips.c (struct mips_frame_info): Update comment
19020 before arg_pointer_offset and hard_frame_pointer_offset.
19021 (mips_compute_frame_info): Update diagram before function: to
19022 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19023 indicate the position of frame_pointer_rtx with -fstack-protector and
19024 to show args_size. Don't allocate cprestore area for leaf functions
19025 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19027 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19029 2009-04-30 Michael Matz <matz@suse.de>
19031 PR tree-optimization/39955
19032 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19034 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19036 * ira.c (setup_cover_and_important_classes): Use safe macro
19037 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19039 * genpreds.c (write_tm_preds_h): Output suitable definition of
19040 REG_CLASS_FOR_CONSTRAINT.
19042 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19044 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19046 * bitmap.c (bitmap_descriptor): Likewise.
19047 * ggc-common.c (loc_descriptor): Likewise.
19048 * varray.c (varray_descriptor): Likewise.
19049 * vec.c (vec_descriptor): Likewise.
19051 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19053 * Makefile.in (dce.o): Add $(EXCEPT_H).
19054 * dce.c: Include except.h and delete redundant vector definitions.
19055 (deletable_insn_p): Return false for non-call insns that can throw
19058 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19060 * gcse.c (ae_gen): Remove.
19061 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19062 and make non-static function to make it available in store-motion.c.
19063 Update call sites with search-and-replace.
19064 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19065 extract_mentioned_regs, extract_mentioned_regs_helper,
19066 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19067 store_killed_in_insn, store_killed_after, store_killed_before,
19068 build_store_vectors, insert_insn_start_basic_block, insert-store,
19069 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19070 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19071 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19072 * store-motion.c: ...new file. Also copy data structures from gcse.c
19073 and clean up to remove parts not used by store motion.
19074 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19075 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19077 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19080 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19081 when optimizing for size.
19083 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19085 * gcse.c (gcse_constant_p): Fix typo in last change.
19087 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19089 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19091 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19093 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19095 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19097 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19098 CONST_HIGH_PART result.
19100 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19102 * config/avr/avr.c (initial_elimination_offset): Rename to
19103 avr_initial_elimination_offset.
19104 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19105 change return type to bool.
19106 (avr_can_eliminate): New function.
19107 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19108 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19109 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19110 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19111 avr_initial_elimination_offset.
19112 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19113 (avr_initial_elimination_offset): Define.
19115 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19116 Steven Bosscher <steven@gcc.gnu.org>
19118 PR rtl-optimization/39938
19119 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19120 * cfgrtl.c: Include insn-attr.h.
19121 (rest_of_pass_free_cfg): New function.
19122 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19123 * resource.c (init_resource_info): Remove call to df_analyze.
19125 2009-04-29 Richard Guenther <rguenther@suse.de>
19128 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19129 allow conversion to signed integers.
19131 2009-04-29 Richard Guenther <rguenther@suse.de>
19133 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19134 shifts of floating point vectors if the shift amount is
19135 a constant multiple of the element size.
19137 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19138 Michael Matz <matz@suse.de>
19140 PR middle-end/39927
19142 * tree-outof-ssa.c (emit_partition_copy): New function.
19143 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19144 insert_part_to_rtx_on_edge): Perform the partition base var
19145 copy using emit_partition_copy.
19146 (insert_value_copy_on_edge): Convert constants to the right mode.
19147 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19148 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19150 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19152 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19153 scan backwards to try to find a constant to initialize it.
19155 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19156 insn before the loop_end instruction, don't look past labels.
19158 2009-04-29 Richard Guenther <rguenther@suse.de>
19160 PR middle-end/39937
19161 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19162 loose type conversions.
19163 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19164 stmts only if there are no uses of its definition.
19166 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19168 * config/bfin/bfin.h (splitting_loops): Declare.
19169 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19170 Reorder bit definitions to be ascending.
19171 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19172 * config/bfin/bfin.c (splitting_loops): New variable.
19173 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19174 (struct loop_info): Remove members INIT and LOOP_INIT.
19175 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19176 the LSETUP sequence. Allow LC to be loaded from any register, but
19177 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19178 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19180 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19181 of reload_completed.
19184 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19186 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19188 * Makefile.in (PLUGIN_VERSION_H): New.
19189 (OBJS-common): Remove plugin-version.o.
19190 (plugin.o): Depend on (PLUGIN_VERSION_H).
19191 (plugin-version.o): Remove.
19192 * configure: Regenerate
19193 * configure.ac: Create plugin-version.h.
19194 * gcc-plugin.h (plugin_gcc_version): Remove.
19195 (plugin_default_version_check): Change signature.
19196 * plugin-version.c: Remove.
19197 * plugin.c: Include plugin-version.h.
19198 (str_plugin_gcc_version_name): Remove.
19199 (try_init_one_plugin): Pass gcc version to plugin_init.
19200 (plugin_default_version_check): Both gcc and plugin versions are now
19203 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19205 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19206 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19207 Remove special case testing for last insn of inner loops. Don't fail
19208 if the loop ends with a jump, emit an extra nop instead.
19210 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19211 DREGS rather than comparing directly. Remove code that tries to
19212 account for latencies.
19214 2009-04-29 Richard Guenther <rguenther@suse.de>
19216 PR tree-optimization/39941
19217 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19218 eliminating an indirect call.
19220 2009-04-29 Richard Guenther <rguenther@suse.de>
19222 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19223 parameter. Allow invariants as base if !require_lvalue.
19224 (verify_gimple_assign_single): Adjust.
19226 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19228 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19229 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19230 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19231 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19232 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19234 * config/bfin/bfin.c (bfin_expand_builtin,
19235 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19237 2009-04-28 Richard Guenther <rguenther@suse.de>
19239 * tree-vect-loop.c (get_initial_def_for_induction): Use
19240 correct types for pointer increment.
19242 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19244 * toplev.c (print_version): Update GMP version string calculation.
19246 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19248 PR rtl-optimization/39938
19249 * resource.c (init_resource_info): Add call to df_analyze.
19251 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19253 * config/alpha/alpha.md (usegp): Cast the result of
19254 alpha_find_lo_sum_using_gp to enum attr_usegp.
19255 * config/alpha/alpha.c (override_options): Remove end-of-structure
19256 marker element from cpu_table. Use array size of cpu_table to handle
19257 -mcpu and -mtune options.
19258 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19260 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19262 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19263 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19264 tune_32 and tune_64.
19265 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19266 support on PowerPC.
19267 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19268 * config/rs6000/option-defaults.h: ... here. New file.
19269 (OPT_64, OPT_32): Define.
19270 (MASK_64BIT): Define to 0 if not already defined.
19271 (OPT_ARCH64, OPT_ARCH32): Define.
19272 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19275 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19277 * config/arm/arm.c (arm_override_options): Emit error on using
19280 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19282 PR rtl-optimization/39914
19283 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19284 registers for allocnos created from user-defined variables only
19285 when not optimizing.
19287 2009-04-28 Richard Guenther <rguenther@suse.de>
19289 PR middle-end/39937
19290 * fold-const.c (fold_binary): Use distribute_real_division only
19293 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19295 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19296 add hpux-stdint.h to tm_file.
19297 (hppa[12]*-*-hpux11*): Ditto.
19298 (ia64*-*-hpux*): Ditto.
19299 * config/hpux-stdint.h: New.
19300 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19301 __STDC_EXT__ for all compiles.
19302 * config/pa/pa-hpux.h: Ditto.
19303 * config/pa/pa-hpux10.h: Ditto.
19304 * config/pa/pa-hpux11.h: Ditto.
19306 2009-04-28 Catherine Moore <clm@codesourcery.com>
19308 * debug.h (set_name): Add comment.
19310 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19313 * config/darwin.c (machopic_gen_offset): Check
19314 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19315 * config/arm/arm.c (require_pic_register): Likewise.
19317 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19319 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19320 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19321 m32c_promote_prototypes): Delete.
19323 2009-04-28 Michael Matz <matz@suse.de>
19325 PR middle-end/39922
19326 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19329 2009-04-28 Richard Guenther <rguenther@suse.de>
19331 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19333 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19335 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19336 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19337 * config/arm/arm-tune.md: Regenerate.
19339 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19341 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19342 block if there are complex incoming edges.
19343 (sel_merge_blocks): Remove useless assert.
19344 (sel_redirect_edge_and_branch): Check that edge was redirected.
19345 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19346 (sel_find_rgns): Delete declaration.
19347 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19348 the region when it is not a preheader.
19350 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19353 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19355 2009-04-28 Richard Guenther <rguenther@suse.de>
19357 * tree.h (SSA_NAME_VALUE): Remove.
19358 (struct tree_ssa_name): Remove value_handle member.
19359 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19360 array for jump threading.
19361 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19363 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19364 * tree-flow.h (threadedge_initialize_values): Declare.
19365 (threadedge_finalize_values): Likewise.
19366 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19367 (SSA_NAME_VALUE): Define.
19368 (threadedge_initialize_values): New function.
19369 (threadedge_finalize_values): Likewise.
19370 * tree-ssa-dom.c (ssa_name_values): New global variable.
19371 (SSA_NAME_VALUE): Define.
19372 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19374 2009-04-28 Ira Rosen <irar@il.ibm.com>
19376 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19377 Use REPORT_VECTORIZED_LOCATIONS instead
19378 REPORT_VECTORIZED_LOOPS.
19379 * tree-vectorizer.c (vect_verbosity_level): Make static.
19380 (vect_loop_location): Rename to vect_location.
19381 (vect_set_verbosity_level): Update comment.
19382 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19384 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19385 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19386 instead REPORT_UNVECTORIZED_LOOPS.
19387 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19388 and vect_loop_def to vect_external_def and vect_internal_def.
19389 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19390 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19391 REPORT_UNVECTORIZED_LOCATIONS.
19392 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19393 and vect_used_in_loop and to vect_unused_in_scope and
19394 vect_used_in_scope.
19395 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19396 (vect_verbosity_level): Remove declaration.
19397 (vect_analyze_operations): Likewise.
19398 (vect_analyze_stmt): Declare.
19399 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19400 REPORT_UNVECTORIZED_LOCATIONS.
19401 (vect_get_loop_niters): Fix indentation.
19402 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19403 (vect_analyze_loop_operations): New function.
19404 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19405 vect_analyze_operations.
19406 (vect_is_simple_reduction): Use new names.
19407 (vectorizable_live_operation, vect_transform_loop): Likewise.
19408 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19409 to specify whether the data references can be a part of interleaving
19411 (vect_analyze_data_ref_dependence): Use new names.
19412 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19413 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19414 * tree-vect-patterns.c (widened_name_p): Use new names.
19415 (vect_recog_dot_prod_pattern): Likewise.
19416 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19417 (process_use, vect_mark_stmts_to_be_vectorized,
19418 vect_model_simple_cost, vect_model_store_cost,
19419 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19420 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19421 vectorizable_operation, vectorizable_type_demotion,
19422 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19423 vectorizable_condition): Likewise.
19424 (vect_analyze_operations): Split into vect_analyze_loop_operations
19426 (vect_analyze_stmt): ... new function.
19427 (new_stmt_vec_info): Use new names.
19428 (vect_is_simple_use): Use new names and fix comment.
19429 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19430 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19432 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19435 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19436 and integer modes for x87 operands. Do not ICE for unsupported size,
19437 generate error instead. Generate error for unsupported operand types.
19438 ['z']: Do not handle HImode memory operands specially. Warning
19439 for floating-point operands. Fallthru to 'Z' for unsupported operand
19440 types. Do not ICE for unsupported size, generate error instead.
19441 (output_387_binary_op): Use %Z to output operands.
19442 (output_fp_compare): Ditto.
19443 (output_387_reg_move): Ditto.
19445 2009-04-28 Ben Elliston <bje@au.ibm.com>
19450 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19452 * builtins.c (c_strlen): Do not warn here.
19453 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19454 * c-common.c (pointer_int_sum): Take an explicit location.
19455 Warn about offsets out of bounds.
19456 * c-common.h (pointer_int_sum): Adjust declaration.
19458 2009-04-27 Ian Lance Taylor <iant@google.com>
19460 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19462 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19463 * df-core.c (df_set_flags): Change return type to int. Change
19464 type of old_flags to int.
19465 (df_clear_flags): Likewise.
19466 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19467 (df_get_conditional_uses): Likewise.
19468 * df.h (df_set_flags, df_clear_flags): Update declarations.
19469 * dwarf2out.c (struct indirect_string_node): Change type of form
19470 field to enum dwarf_form.
19471 (AT_string_form): Change return type to enum dwarf_form.
19472 * fixed-value.c (fixed_compare): Add cast to enum type.
19473 * fwprop.c (update_df): Change 0 to VOIDmode.
19474 * gensupport.c: Change 0 to UNKNOWN.
19475 * gimple.h (gimple_cond_code): Add cast to enum type.
19476 * haifa-sched.c (reemit_notes): Add cast to enum type.
19477 * hooks.c (hook_int_void_no_regs): Remove function.
19478 * hooks.h (hook_int_void_no_regs): Remove declaration.
19479 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19480 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19481 * real.c (real_arithmetic): Add cast to enum type.
19482 (real_compare): Likewise.
19483 * target.h (struct gcc_target): Change return type of
19484 branch_target_register_class to enum reg_class.
19485 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19486 default_branch_target_register_class.
19487 * targhooks.c (default_branch_target_register_class): New function.
19488 * targhooks.h (default_branch_target_register_class): Declare.
19489 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19490 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19492 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19494 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19495 vect_uninitialized_def. Change 0 to ERROR_MARK.
19496 * tree-vect-stmts.c (supportable_widening_operation): Don't
19497 initialize icode1 and icode2.
19498 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19499 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19501 (cmn_err_flag_specs): Change 0 to STD_C89.
19502 (cmn_err_char_table): Likewise.
19503 * config/arm/arm.c (get_arm_condition_code): Change type of code
19504 to enum arm_cond_code.
19505 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19506 (IWMMXT_BUILTIN2): Likewise.
19507 (neon_builtin_type_bits): Don't define typedef.
19508 (neon_builtin_datum): Change type of bits field to int.
19509 (arm_expand_neon_args): Add cast to enum type.
19510 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19512 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19513 casts to enum type.
19514 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19516 * config/mips/mips.md (jal_macro): Return enum constant.
19517 (single_insn): Likewise.
19518 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19520 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19521 casts to enum type.
19522 * config/s390/s390.c (s390_tune_flags): Change type to int.
19523 (s390_arch_flags): Likewise.
19524 (s390_handle_arch_option): Change flags field of struct pta to int.
19525 * config/s390/s390.h (s390_tune_flags): Update declaration.
19526 (s390_arch_flags): Likewise.
19527 * config/sh/sh.c (prepare_move_operands): Compare
19528 tls_symbolic_operand result with enum constant.
19529 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19530 (sh_expand_prologue): Add cast to enum type.
19531 (sh_expand_epilogue): Likewise.
19532 (tls_symbolic_operand): Change return type to enum tls_model.
19533 (fpscr_set_from_mem): Add cast to enum type.
19534 (legitimize_pic_address): Compare tls_symbolic_operand result with
19536 (sh_target_reg_class): Change return type to enum reg_class.
19537 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19539 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19540 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19541 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19542 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19543 (delayed_branch, tls_call_delay): Likewise.
19544 (eligible_for_sibcall_delay): Likewise.
19545 (eligible_for_return_delay): Likewise.
19546 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19547 (spu_expand_builtin_1): Likewise.
19549 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19550 for all types of conversions.
19551 (output_init_element): Issue -Wc++-compat warning if needed when
19552 initializing a bitfield with enum type.
19553 * c-parser.c (c_parser_expression): Set original_type to
19554 original_type of right hand operand of comma operator.
19556 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19558 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19560 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19561 * doc/cpp.texi (Standard Predefined Macros)
19562 (Implementation-defined behavior): Likewise.
19563 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19564 * doc/gimple.texi (GIMPLE Exception Handling)
19565 (@code{GIMPLE_ASSIGN}): Likewise.
19566 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19567 * doc/invoke.texi (Warning Options, Optimize Options)
19568 (AVR Options, Darwin Options): Likewise.
19569 (Optimize Options): Reformulate -fwhole-program description.
19570 * doc/loop.texi (Lambda): Likewise.
19571 * doc/md.texi (Output Template, Define Constraints)
19572 (Standard Names, Insn Splitting): Likewise.
19573 * doc/options.texi (Option properties): Likewise.
19574 * doc/passes.texi (Tree-SSA passes): Likewise.
19575 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19576 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19577 (File Names and DBX): Likewise.
19578 * doc/trouble.texi (Incompatibilities): Likewise.
19580 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19582 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19583 instruction is correct.
19585 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19587 Allow non-constant arguments to conversion intrinsics.
19588 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19589 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19590 * spu.c (print_operand): Handle 'v' and 'w'.
19591 (exp2_immediate_p, spu_gen_exp2): Define.
19592 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19593 spu_convtf_1): Update parameter descriptions.
19594 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19595 * constraints.md ('v', 'w'): New.
19596 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19598 (i2f, I2F): New define_mode_attr.
19599 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19600 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19601 fixuns_truncv4sfv4si2): Update to use mode attribute.
19602 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19603 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19604 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19605 patterns for combine.
19607 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19609 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19610 (cprop, hoist, pre, store_motion): New debug counters.
19611 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19612 is not an RTL pass anymore.
19613 (pass_profiling): Remove extern decl for pass removed in 2005.
19614 (pass_gcse, pass_jump_bypass): Remove.
19615 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19616 to 0 for clean state.
19617 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19618 * cse.c (gate_handle_cse_after_global_opts,
19619 rest_of_handle_cse_after_global_opts): New functions.
19620 (pass_cse_after_global_opts): New pass, does local CSE.
19621 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19622 (TV_CPROP): New timevar.
19623 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19624 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19625 (gcse_main, recompute_all_luids): Remove.
19626 (compute_hash_table_work): Call max_reg_num instead of reading
19628 (cprop_jump): Don't set run_jump_opt_after_gcse.
19629 (constprop_register): Always allow to alter jumps.
19630 (cprop_insn): Likewise.
19631 (do_local_cprop): Likewise.
19632 (local_cprop_pass): Likewise. Return non-zero if something changed.
19633 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19634 (find_implicit_sets): Add note about missed optimization opportunity.
19635 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19636 pass_rtl_cprop execute function.
19637 Don't bother tracking the pass number, each pass gets its own dumpfile
19639 Always allow to alter jumpsand bypass jumps.
19640 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19641 will just find no suitable set.
19642 (pre_edge_insert): Fix dumping, this function is for PRE only.
19643 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19644 pass_rtl_pre execute function.
19645 (hoist_code): Return non-zero if something changed. Keep track of
19646 substitutions and insertions for statistics gathering similar to PRE.
19647 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19648 called from the pass_rtl_hoist execute function. Show pass statistics.
19649 (compute_store_table): Use max_reg_num directly instead of using the
19650 formerly global max_gcse_regno.
19651 (build_store_vectors): Likewise.
19652 (replace_store_insn): Fix dumping.
19653 (store_motion): Rename to ...
19654 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19655 pass, called from the pass_rtl_store_motion execute function. Keep
19656 track of substitutions and insertions for statistics gathering similar
19658 (bypass_jumps): Remove, fold interesting bits into ...
19659 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19660 from the pass_rtl_cprop execute function.
19661 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19662 pass_jump_bypass): Remove.
19663 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19664 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19665 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19666 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19667 (gate_rtl_store_motion, execute_rtl_store_motion,
19668 pass_rtl_store_motion): New.
19669 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19670 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19671 * passes.c (init_optimization_passes): Remove pass_gcse and
19672 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19673 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19674 instead of pass_jump_bypass.
19676 2009-04-27 Richard Guenther <rguenther@suse.de>
19678 PR middle-end/39928
19679 * gimplify.c (gimplify_expr): If we are required to create
19680 a temporary make sure it ends up as register.
19682 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19685 * config/i386/i386.c (construct_container): Don't call
19686 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19687 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19689 2009-04-27 Michael Matz <matz@suse.de>
19691 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19692 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19693 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19694 (dump_replaceable_exprs): Take a bitmap.
19695 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19697 (expand_gimple_basic_block): Likewise.
19698 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19699 replaceable_expressions member a bitmap.
19700 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19701 (mark_replaceable): Likewise.
19702 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19703 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19705 2009-04-27 Richard Guenther <rguenther@suse.de>
19707 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19708 (verify_stmts): Dispatch to gimple/type verification code.
19709 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19710 issue with call argument types.
19712 2009-04-27 Michael Matz <matz@suse.de>
19714 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19715 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19718 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19719 Eric Botcazou <ebotcazou@adacore.com>
19721 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19722 a label's basic block.
19723 (mark_target_live_regs): Tidy and rework obsolete comments.
19724 Change back DF problem to LIVE. If a label starts a basic block,
19725 assume that all registers that used to be live then still are.
19726 (init_resource_info): If a label starts a basic block, set its
19727 BLOCK_FOR_INSN accordingly.
19728 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19730 2009-04-27 Richard Guenther <rguenther@suse.de>
19732 * tree-flow-inline.h (function_ann): Remove.
19733 (get_function_ann): Likewise.
19734 * tree-dfa.c (create_function_ann): Remove.
19735 * tree-flow.h (struct static_var_ann_d): Remove.
19736 (struct function_ann_d): Likewise.
19737 (union tree_ann_d): Remove fdecl member.
19738 (function_ann_t): Remove.
19739 (function_ann, get_function_ann, create_function_ann): Remove
19742 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19744 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19746 2009-04-27 Jan Hubicka <jh@suse.cz>
19748 * ipa-pure-const.c (struct funct_state_d): New fields
19749 state_previously_known, looping_previously_known; remove
19750 state_set_in_source.
19751 (analyze_function): Use new fields.
19752 (propagate): Avoid assumption that state_set_in_source imply
19755 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19756 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19757 * cfgloop.h (finite_loop_p): Declare.
19759 2009-04-26 Michael Matz <matz@suse.de>
19761 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19763 2009-04-26 Michael Matz <matz@suse.de>
19765 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19766 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19767 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19768 pass_mark_used_blocks): Remove.
19769 * tree-optimize.c (pass_free_datastructures,
19770 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19771 * passes.c (init_optimization_passes): Don't call
19772 pass_mark_used_blocks, remove dead code.
19774 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19776 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19777 * tree-ssa-live.h (register_ssa_partition): Likewise.
19779 2009-04-26 Michael Matz <matz@suse.de>
19782 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19783 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19784 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19786 (compare_pairs): Swap cost comparison.
19787 (coalesce_ssa_name): Don't use change_partition_var.
19788 * tree-nrv.c (struct nrv_data): Add modified member.
19789 (finalize_nrv_r): Set it.
19790 (tree_nrv): Use it to update statements.
19791 (pass_nrv): Require PROP_ssa.
19792 * tree-mudflap.c (mf_decl_cache_locals,
19793 mf_build_check_statement_for): Use make_rename_temp.
19794 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19795 * alias.c (find_base_decl): Handle SSA names.
19796 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19797 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19798 * rtl.h (set_reg_attrs_for_parm): Declare.
19799 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19800 to "optimized", remove unused locals at finish.
19801 (execute_free_datastructures): Make global, call
19802 delete_tree_cfg_annotations.
19803 (execute_free_cfg_annotations): Don't call
19804 delete_tree_cfg_annotations.
19806 * ssaexpand.h: New file.
19807 * expr.c (toplevel): Include ssaexpand.h.
19808 (expand_assignment): Handle SSA names the same as register variables.
19809 (expand_expr_real_1): Expand SSA names.
19810 * cfgexpand.c (toplevel): Include ssaexpand.h.
19811 (SA): New global variable.
19812 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19813 (SSAVAR): New macro.
19814 (set_rtl): New helper function.
19815 (add_stack_var): Deal with SSA names, use set_rtl.
19816 (expand_one_stack_var_at): Likewise.
19817 (expand_one_stack_var): Deal with SSA names.
19818 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19819 before unique numbers.
19820 (expand_stack_vars): Use set_rtl.
19821 (expand_one_var): Accept SSA names, add asserts for them, feed them
19822 to above subroutines.
19823 (expand_used_vars): Expand all partitions (without default defs),
19824 then only the local decls (ignoring those expanded already).
19825 (expand_gimple_cond): Remove edges when jumpif() expands an
19826 unconditional jump.
19827 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19828 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19830 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19831 members of SA; deal with PARM_DECL partitions here; expand
19832 all PHI nodes, free tree datastructures and SA. Commit instructions
19833 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19834 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19835 info and statements at start, collect garbage at finish.
19836 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19837 (VAR_ANN_PARTITION) Remove.
19838 (change_partition_var): Don't declare.
19839 (partition_to_var): Always return SSA names.
19840 (var_to_partition): Only accept SSA names.
19841 (register_ssa_partition): Only check argument.
19842 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19844 (delete_var_map): Don't free it.
19845 (var_union): Only accept SSA names, simplify.
19846 (partition_view_init): Mark only useful SSA names as used.
19847 (partition_view_fini): Only deal with SSA names.
19848 (change_partition_var): Remove.
19849 (dump_var_map): Use ssa_name instead of partition_to_var member.
19850 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19852 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19853 (struct _elim_graph): New member const_dests; nodes member vector of
19855 (set_location_for_edge): New static helper.
19856 (create_temp): Remove.
19857 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19858 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19859 (new_elim_graph): Allocate const_dests member.
19860 (clean_elim_graph): Truncate const_dests member.
19861 (delete_elim_graph): Free const_dests member.
19862 (elim_graph_size): Adapt to new type of nodes member.
19863 (elim_graph_add_node): Likewise.
19864 (eliminate_name): Likewise.
19865 (eliminate_build): Don't take basic block argument, deal only with
19866 partition numbers, not variables.
19867 (get_temp_reg): New static helper.
19868 (elim_create): Use it, deal with RTL temporaries instead of trees.
19869 (eliminate_phi): Adjust all calls to new signature.
19870 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19871 (rewrite_trees): Only do checking.
19872 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19873 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19874 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19875 contains_tree_r, MAX_STMTS_IN_LATCH,
19876 process_single_block_loop_latch, analyze_edges_for_bb,
19877 perform_edge_inserts): Remove.
19878 (expand_phi_nodes): New global function.
19879 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19880 functions, initialize new parameter, remember partitions having a
19882 (finish_out_of_ssa): New global function.
19883 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19884 don't reset in_ssa_p here, don't disable TER when mudflap.
19885 (pass_del_ssa): Remove.
19886 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19888 (execute_free_datastructures): Declare.
19889 * Makefile.in (SSAEXPAND_H): New variable.
19890 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19891 * basic-block.h (commit_one_edge_insertion): Declare.
19892 * passes.c (init_optimization_passes): Move pass_nrv and
19893 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19894 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19895 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19896 (redirect_branch_edge): Deal with super block when expanding, split
19897 out jump patching itself into ...
19898 (patch_jump_insn): ... here, new static helper.
19900 2009-04-26 Michael Matz <matz@suse.de>
19902 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19903 beyond num_ssa_names.
19904 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19905 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19907 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19909 PR inline-asm/39543
19910 * fwprop.c (forward_propagate_asm): New function.
19911 (forward_propagate_and_simplify): Propagate also into __asm, if it
19912 doesn't increase the number of referenced registers.
19915 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19917 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19919 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19920 note_nonlocal_vla_type for nonlocal VLAs.
19921 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19922 contains_remapped_vars, remap_vla_decls): New functions.
19923 (convert_nonlocal_reference_stmt): If not optimizing, call
19924 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19925 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19926 if it wasn't found in var_map.
19927 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19928 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19929 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19931 * gimplify.c (nonlocal_vlas): New variable.
19932 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19934 (gimplify_body): Create and destroy nonlocal_vlas.
19936 * dwarf2out.c (loc_descr_plus_const): New function.
19937 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19938 mem_loc_descriptor, loc_descriptor_from_tree_1,
19939 descr_info_loc, gen_variable_die): Use it.
19941 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19942 !TREE_STATIC VAR_DECLs.
19943 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19944 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19945 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19946 DECL_BY_REFERENCE is valid.
19947 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19948 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19949 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19950 Copy DECL_BY_REFERENCE.
19951 (struct nesting_copy_body_data): New type.
19952 (nesting_copy_decl): New function.
19953 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19954 if they have variable length.
19956 2009-04-26 Michael Matz <matz@suse.de>
19958 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19959 mark new temporaries for renaming.
19961 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19964 * c-decl.c (global_bindings_p): Return negative value.
19965 (c_variable_size): New. Based on variable_size from
19967 (grokdeclarator): Call c_variable_size not variable_size.
19969 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19971 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19973 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19975 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19976 Redefine it to just use mingw/include.
19977 (ASM_SPEC): Rules for -m32 and -m64.
19978 (LINK_SPEC): Use Likewise.
19979 (SPEC_32): New define.
19980 (SPEC_64): Likewise.
19981 (SUB_LINK_SPEC): Likewise.
19982 (MULTILIB_DEFAULTS): New define.
19983 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19984 Add multilib options.
19985 (MULTILIB_DIRNAMES): Likewise.
19986 (MULTILIB_OSDIRNAMES): Likewise.
19987 (LIBGCC): Likewise.
19988 (INSTALL_LIBGCC): Likewise.
19990 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19993 * c-tree.h (enum c_inline_static_type): New.
19994 (record_inline_static): Declare.
19995 * c-decl.c (struct c_inline_static, c_inline_statics,
19996 record_inline_static, check_inline_statics): New.
19997 (pop_file_scope): Call check_inline_statics.
19998 (start_decl): Call record_inline_static instead of pedwarning
19999 directly for static in inline function.
20000 * c-typeck.c (build_external_ref): Call record_inline_static
20001 instead of pedwarning directly for static referenced in inline
20004 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20006 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20007 not new but only being rescanned.
20008 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20009 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20010 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20011 record_set_info, compute_set, grealloc): Remove.
20012 (recompute_all_luids): New function.
20013 (gcse_main): Don't compute sets, and don't do related memory
20014 allocations/free-ing. If something changed before the end of the
20015 pass, update LUIDs using recompute_all_luids.
20016 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20017 (free_gcse_mem): Don't free it either.
20018 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20019 Use the df insn LUIDs.
20020 (load_killed_in_block): Likewise.
20021 (compute_hash_table_work): Don't compute reg_set_in_block.
20022 (compute_transp): Use DF_REG_DEF_CHAINs.
20023 (local_cprop_pass): Don't use compute_sets and related functions.
20024 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20025 Use get_max_uid() instead of max_cuid.
20026 (insert_insn_end_basic_block, pre_insert_copy_insn,
20027 update_ld_motion_stores): Don't try to
20028 keep reg_set tables up to date.
20029 (pre_insert_copies): Use df insn LUIDs.
20030 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20031 (reg_set_info): Don't use extra bitmap argument.
20032 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20033 information to compute regs_set_in_block.
20034 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20035 (bypass_jumps): Don't use compute_sets and friends.
20037 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20040 * opts.c (undocumented_msg): Do not leave blank even with
20043 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20045 * c-decl.c (build_enumerator): Allow values folding to integer
20046 constants but not integer constant expressions with a pedwarn if
20049 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20052 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20053 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20054 type is an integer constant.
20056 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20059 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20062 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20065 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20066 with variably modified return type and no storage class
20067 specifiers, except for the case of nested functions. Distinguish
20068 extern declarations of functions with variably modified return
20069 types from those of objects with variably modified types.
20071 2009-04-25 Jan Hubicka <jh@suse.cz>
20073 * tree.c (list_equal_p): New function.
20074 * tree.h (list_equal_p): Declare.
20075 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20076 basic_block_def, basic_block, const_basic_block): New.
20077 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20078 (redirect_eh_edge): New function.
20079 (make_eh_edge_update_phi): EH edges are not abnormal.
20080 * except.c: Include tree-flow.h.
20081 (list_match): New function.
20082 (eh_region_replaceable_by_p): New function.
20083 (replace_region): New function.
20084 (hash_type_list): New function.
20085 (hash_eh_region): New function.
20086 (eh_regions_equal_p): New function.
20087 (merge_peers): New function.
20088 (remove_unreachable_regions): Verify EH tree when checking;
20090 (copy_eh_region_1): New function.
20091 (copy_eh_region): New function.
20092 (push_reachable_handler): New function.
20093 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20094 regions without label but with live RESX.
20095 * except.h (redirect_eh_edge_to_label): New.
20096 * tree-flow.h (redirect_eh_edge): New.
20097 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20098 basic_block_def, basic_block, const_basic_block): Remove.
20099 * Makefile.in (except.o): Add dependency on tree-flow.h
20100 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20101 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20104 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20107 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20108 on the destination of memcpy.
20110 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20112 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20113 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20114 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20116 2009-04-25 Jan Hubicka <jh@suse.cz>
20118 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20119 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20120 to be reached by different label than left.
20121 (update_eh_edges): Update comment; remove edge_to_remove if possible
20122 and return true if suceeded.
20123 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20124 (cleanup_eh): Compute sharing map.
20125 * except.c (remove_eh_handler_and_replace): Add argument if we should
20127 (remove_unreachable_regions): Update for label sharing.
20128 (label_to_region_map): Likewise.
20129 (get_next_region_sharing_label): New function.
20130 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20132 (remove_eh_handler): Update.
20133 (remove_eh_region_and_replace_by_outer_of): New function.
20134 * except.h (struct eh_region): Add next_region_sharing_label.
20135 (remove_eh_region_and_replace_by_outer_of,
20136 get_next_region_sharing_label): Declare.
20137 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20139 2009-04-25 Jan Hubicka <jh@suse.cz>
20141 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20142 insert code even if they are not critical.
20144 2009-04-25 Jan Hubicka <jh@suse.cz>
20146 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20147 (gimple_can_remove_branch_p): EH edges won't remove branch by
20149 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20150 updating of non-abnormal EH edges.
20151 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20152 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20153 (split_critical_edges): Split also edges where emitting code on them
20154 will lead to splitting later.
20156 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20157 H.J. Lu <hongjiu.lu@intel.com>
20160 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20161 the configured assembler supports fildq and fistpq mnemonics.
20162 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20163 * configure: Regenerated.
20164 * config.in: Ditto.
20166 * config/i386/i386.c (print_operand): Handle 'Z'.
20167 ['z']: Remove handling of special fild/fist suffixes.
20168 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20169 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20170 suffix of fild insn.
20171 (*floatsi<mode>2_vector_mixed): Ditto.
20172 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20173 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20174 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20175 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20176 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20178 2009-04-25 Ben Elliston <bje@au.ibm.com>
20180 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20181 the source of a set operation.
20183 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20185 * target.h (struct gcc_target): Add case_values_threshold field.
20186 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20187 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20188 * targhooks.c (default_case_values_threshold): New function.
20189 * targhooks.h (default_case_values_threshold): Declare function.
20190 * stmt.c (expand_case): Use case_values_threshold target hook.
20191 * expr.h (case_values_threshold): Remove declartation.
20192 * expr.c (case_values_threshold): Remove function.
20193 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20195 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20196 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20197 (avr_case_values_threshold): Declare as static.
20198 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20200 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20201 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20202 (mn10300_case_values_threshold): New function.
20204 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20206 * ira.c (setup_cover_and_important_classes): Add enum cast.
20208 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20210 * genpreds.c (write_enum_constraint_num): Output definition of
20211 CONSTRAINT_NUM_DEFINED_P macro.
20212 * ira.c (setup_cover_and_important_classes): Use
20213 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20215 2009-04-24 DJ Delorie <dj@redhat.com>
20217 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20218 __SH2A_SINGLE_ONLY__ also.
20220 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20222 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20223 (movdf_internal): Ditto.
20224 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20225 SFmode and DFmode constants.
20226 (ia64_print_operand): Add 'G' format for printing
20227 floating point constants.
20229 2009-04-24 Richard Guenther <rguenther@suse.de>
20231 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20232 from unsigned additions.
20234 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20236 * c-typeck.c (set_init_index): Allow array designators that are
20237 not integer constant expressions with a pedwarn if pedantic.
20239 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20241 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20242 zero if no overlap in nonzero bits between the operands.
20244 2009-04-24 Ian Lance Taylor <iant@google.com>
20246 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20247 (record_dead_and_set_regs): Likewise.
20248 * df.h (struct df_mw_hardreg): Change flags field to int.
20249 (struct df_base_ref): Likewise.
20250 (struct df): Change changeable_flags field to int.
20251 * df-scan.c (df_defs_record): Change clobber_flags to int.
20252 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20253 constants rather than #define macros.
20254 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20255 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20256 (enum dwarf_calling_convention): Likewise.
20257 (enum dwarf_line_number_x_ops): Likewise.
20258 (enum dwarf_call_frame_info): Likewise.
20259 (enum dwarf_source_language): Likewise.
20260 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20261 (add_calling_convention_attribute): Likewise.
20262 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20263 (combine_comparisons): Change compcode to int. Add cast to enum type.
20264 * genrecog.c (maybe_both_true_2): Change c to int.
20265 (write_switch): Likewise. Add cast to enum type.
20266 * gimplify.c (gimplify_omp_for): Handle return values from
20267 gimplify_expr using MIN rather than bitwise or.
20268 (gimplify_expr): Add cast to enum type.
20269 * ipa-prop.c (update_jump_functions_after_inlining): Change
20270 IPA_BOTTOM to IPA_JF_UNKNOWN.
20271 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20272 Add casts to enum type.
20273 (setup_cover_and_important_classes): Change cl to int. Add casts
20275 (setup_class_translate): Change cl and mode to int.
20276 (ira_init_once): Change mode to int.
20277 (free_register_move_costs): Likewise.
20278 (setup_prohibited_mode_move_regs): Add casts to enum type.
20279 * langhooks.c (add_builtin_function_common): Rework assertion that
20280 value fits bitfield.
20281 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20282 * omega.c (omega_do_elimination): Avoid math on enum types.
20283 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20284 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20285 int local to handle integral_argment value.
20286 * regmove.c (try_auto_increment): Change PUT_MODE to
20288 * reload.c (push_secondary_reload): Add casts to enum type.
20289 (secondary_reload_class, find_valid_class): Likewise.
20290 * reload1.c (emit_input_reload_insns): Likewise.
20291 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20292 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20293 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20295 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20296 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20298 (expand_complex_libcall): Add casts to enum type.
20299 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20300 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20301 with ERROR_MARK, not NUM_TREE_CODES.
20302 (vect_create_epilog_for_reduction): Likewise.
20303 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20304 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20305 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20307 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20308 vect_unused_in_loop. Change 0 to loop_vect.
20309 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20310 * var-tracking.c (get_init_value): Change return type to enum
20312 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20313 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20315 (arm_override_options): Add casts to enum type.
20316 (arm_emit_tls_decoration): Likewise.
20317 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20319 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20320 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20321 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20323 * config/s390/s390.c (code_for_builtin_64): Change to array of
20325 (code_for_builtin_31): Likewise.
20326 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20328 * config/sparc/sparc.c (sparc_override_options): Change value
20329 field in struct code_model to enum cmodel. In initializer change
20330 0 to NULL and add cast to enum type.
20332 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20333 Change all callers. Issue a -Wc++-compat warning using
20334 lhs_origtype if necessary.
20335 (convert_for_assignment): Issue -Wc++-compat warnings about
20336 invalid conversions to enum type on assignment.
20337 * c-common.h (build_modify_expr): Update declaration.
20339 2009-04-24 Nick Clifton <nickc@redhat.com>
20341 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20342 (function_arg_advance): Likewise.
20343 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20346 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20348 * config/s390/constraints.md ('I', 'J'): Fix condition.
20350 2009-04-24 Diego Novillo <dnovillo@google.com>
20352 * gengtype-parse.c (parse_error): Add newline after message.
20354 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20356 * config/i386/sse.md (avxmodesuffixs): Removed.
20357 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20358 (*avx_pinsr<ssevecsize>): This.
20360 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20362 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20363 follow chains of regs with a single definition, and allow expressions
20364 that are function_invariant_p.
20365 (simple_rhs_p): Allow expressions that are function_invariant_p.
20367 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20369 PR middle-end/39867
20370 * fold-const.c (fold_cond_expr_with_comparison): When folding
20371 > and >= to MAX, make sure the MAX uses the same type as the
20372 comparison's operands.
20374 2009-04-24 Nick Clifton <nickc@redhat.com>
20376 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20377 addressing for DImode accesses.
20378 (frv_print_operand_address): Handle PLUS case.
20379 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20381 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20383 PR rtl-optimization/39794
20384 * alias.c (canon_true_dependence): Add x_addr argument.
20385 * rtl.h (canon_true_dependence): Adjust prototype.
20386 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20387 * cselib.c (cselib_invalidate_mem): Likewise.
20388 * gcse.c (compute_transp): Likewise.
20389 * dse.c (scan_reads_nospill): Likewise.
20390 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20391 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20392 canon_base_addr of the group, plus optional offset.
20393 (struct group_info): Rename canon_base_mem to
20395 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20396 canon_rtx of base_mem.
20398 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20400 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20401 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20403 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20405 * config/spu/spu-builtins.h: Delete file.
20407 * config/spu/spu.h (enum spu_builtin_type): Move here from
20409 (struct spu_builtin_description): Likewise. Add GTY marker.
20410 Do not use enum spu_function_code or enum insn_code.
20411 (spu_builtins): Add extern declaration.
20413 * config/spu/spu.c: Do not include "spu-builtins.h".
20414 (enum spu_function_code, enum spu_builtin_type_index,
20415 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20416 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20417 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20418 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20419 (spu_builtin_types): Make static. Add GTY marker.
20420 (spu_builtins): Add extern declaration with GTY marker.
20421 Include "gt-spu.h".
20423 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20424 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20425 Check programmatically whether all parameters are scalar.
20427 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20429 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20431 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20432 assignment from the constructor either if the target is volatile.
20434 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20436 * config/arm/arm.md (insv): Do not share operands[0].
20438 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20440 * config/vxlib-tls.c (active_tls_threads): Delete.
20441 (delete_hook_installed): New.
20442 (tls_delete_hook): Don't delete the delete hook.
20443 (tls_destructor): Delete it here.
20444 (__gthread_set_specific): Adjust installing the delete hook.
20445 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20446 __gthread_leave_tsd_dtor_context.
20448 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20450 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20452 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20454 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20456 (alpha_rtx_costs): Ditto.
20457 (emit_unlikely_jump): Use add_reg_note.
20458 (emit_frame_store_1): Ditto.
20459 (alpha_expand_prologue): Ditto.
20460 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20461 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20463 2009-04-23 Nick Clifton <nickc@redhat.com>
20465 * config/v850/v850.md (epilogue): Remove suppressed code.
20466 (return): Rename to return_simple and remove test of frame size.
20467 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20468 to gen_return_simple.
20470 2009-04-22 Jing Yu <jingyu@google.com>
20473 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20475 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20478 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20479 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20480 value is a VECTOR_CST, the element type is the element type of the
20483 2009-04-22 DJ Delorie <dj@redhat.com>
20485 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20487 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20489 * alias.c (find_base_term): Move around LO_SUM case, so that
20490 CONST falls through into PLUS/MINUS handling.
20493 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20494 into 0, use omit_one_operand.
20496 2009-04-23 Ben Elliston <bje@au.ibm.com>
20498 * config/rs6000/linux-unwind.h (get_regs): Remove type
20499 puns. Change the type of `pc' to an array of unsigned ints and
20500 update all users. Constify frame24.
20502 2009-04-22 DJ Delorie <dj@redhat.com>
20504 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20505 declarations before code.
20506 (current_function_special_page_vector): Likewise.
20507 (m32c_expand_insv): Silence a warning.
20509 2009-04-21 Taras Glek <tglek@mozilla.com>
20511 * alias.c: Update GTY annotations to new syntax.
20512 * basic-block.h: Likewise.
20513 * bitmap.h: Likewise.
20514 * c-common.h: Likewise.
20515 * c-decl.c: Likewise.
20516 * c-parser.c: Likewise.
20517 * c-pragma.c: Likewise.
20518 * c-tree.h: Likewise.
20519 * cfgloop.h: Likewise.
20520 * cgraph.h: Likewise.
20521 * config/alpha/alpha.c: Likewise.
20522 * config/arm/arm.h: Likewise.
20523 * config/avr/avr.h: Likewise.
20524 * config/bfin/bfin.c: Likewise.
20525 * config/cris/cris.c: Likewise.
20526 * config/darwin.c: Likewise.
20527 * config/frv/frv.c: Likewise.
20528 * config/i386/i386.c: Likewise.
20529 * config/i386/i386.h: Likewise.
20530 * config/i386/winnt.c: Likewise.
20531 * config/ia64/ia64.h: Likewise.
20532 * config/iq2000/iq2000.c: Likewise.
20533 * config/mips/mips.c: Likewise.
20534 * config/mmix/mmix.h: Likewise.
20535 * config/pa/pa.c: Likewise.
20536 * config/pa/pa.h: Likewise.
20537 * config/rs6000/rs6000.c: Likewise.
20538 * config/s390/s390.c: Likewise.
20539 * config/sparc/sparc.c: Likewise.
20540 * config/xtensa/xtensa.c: Likewise.
20541 * cselib.h: Likewise.
20542 * dbxout.c: Likewise.
20543 * dwarf2out.c: Likewise.
20544 * except.c: Likewise.
20545 * except.h: Likewise.
20546 * fixed-value.h: Likewise.
20547 * function.c: Likewise.
20548 * function.h: Likewise.
20549 * gimple.h: Likewise.
20550 * integrate.c: Likewise.
20551 * optabs.c: Likewise.
20552 * output.h: Likewise.
20553 * real.h: Likewise.
20555 * stringpool.c: Likewise.
20556 * tree-data-ref.c: Likewise.
20557 * tree-flow.h: Likewise.
20558 * tree-scalar-evolution.c: Likewise.
20559 * tree-ssa-address.c: Likewise.
20560 * tree-ssa-alias.h: Likewise.
20561 * tree-ssa-operands.h: Likewise.
20562 * tree.c: Likewise.
20563 * tree.h: Likewise.
20564 * varasm.c: Likewise.
20565 * varray.h: Likewise.
20567 * coretypes.h: Do not define GTY macro if it is already defined.
20568 * doc/gty.texi: Update GTY documentation to new syntax.
20569 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20570 annotations on structs.
20571 * gengtype-parse.c: Likewise.
20573 2009-04-22 Mark Heffernan <meheff@google.com>
20575 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20577 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20579 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20582 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20584 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20585 the same as a PLUS without a shift. Increase the cost of a
20588 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20590 * Makefile.in: Update dependencies.
20591 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20592 * errors.h: Remove bogus comment about compatibility.
20593 (warning): Update declaration.
20594 * genautomata.c: Update all calls to warning.
20595 * gimple.c: Do not include errors.h. Include toplev.h.
20596 * tree-ssa-structalias.c: Do not include errors.h.
20597 * omega.c: Likewise.
20598 * tree-ssa-reassoc.c: Likewise.
20599 * config/spu/spu-c.c: Likewise.
20600 * config/spu/t-spu-elf: Update dependencies.
20602 2009-04-22 Richard Guenther <rguenther@suse.de>
20604 PR tree-optimization/39824
20605 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20606 make sure the types are compatible.
20608 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20611 * c-common.c (c_parse_error): Take a token_flags parameter.
20612 Use token_type for the token type instead.
20613 Pass token_flags to cpp_type2name.
20614 * c-common.h (c_parse_error): Update declaration.
20615 * c-parser.c (c_parser_error): Pass 0 as token flags.
20617 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20619 PR rtl-optimization/39580
20620 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20622 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20624 * function.c (expand_function_end): Do not emit a jump to the "naked"
20625 return label for fall-through returns.
20626 * except.c (sjlj_emit_function_exit): Always place the call to the
20627 unregister function at the location installed by expand_function_end.
20629 2009-04-22 Richard Guenther <rguenther@suse.de>
20631 PR tree-optimization/39845
20632 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20633 (gen_inbound_check): Likewise.
20635 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20637 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20639 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20640 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20642 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20644 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20645 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20646 shift counts to avoid out-of-bounds array accesses.
20648 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20650 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20651 (Pmode): Move above.
20653 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20655 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20656 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20657 GET_CODE macro. Use IN_RANGE macro where appropriate.
20658 * config/alpha/alpha.h: Ditto.
20659 * config/alpha/alpha.md: Ditto.
20660 * config/alpha/constraints.md: Ditto.
20661 * config/alpha/predicates.md: Ditto.
20663 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20665 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20666 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20667 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20668 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20669 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20670 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20671 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20672 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20673 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20674 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20675 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20676 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20677 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20678 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20679 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20680 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20681 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20682 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20683 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20684 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20685 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20686 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20687 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20688 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20689 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20690 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20691 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20693 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20695 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20696 references from comments.
20697 * cfgbuild.c: (count_basic_blocks): Delete.
20698 (find_basic_blocks_1): Delete.
20699 (find_basic_blocks): Delete.
20700 * except.c (finish_eh_generation): Make static. Move comment from
20701 except.h here. Remove find_basic_blocks references from comments.
20702 * except.h (finish_eh_generation): Delete.
20703 * basic-block.h (find_basic_blocks): Delete.
20704 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20706 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20708 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20709 (sdbout_parms): Likewise.
20711 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20713 * config/sh/sh.c (prepare_cbranch_operands): Use
20714 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20715 (expand_cbranchdi4): Likewise.
20716 (from_compare): Add cast to enum type.
20717 (expand_cbranchsi4): Use add_reg_note.
20718 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20719 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20720 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20721 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20722 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20723 instead of CODE_FOR_nothing.
20724 (cbranchdi4): Likewise. Fix the order of arguments for
20726 (push_fpscr): Use add_reg_note.
20727 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20728 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20730 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20732 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20733 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20734 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20735 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20736 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20737 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20738 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20739 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20740 config/alpha/x-vms, config/arc/t-arc,
20741 config/arm/README-interworking, config/arm/arm-c.c,
20742 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20743 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20744 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20745 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20746 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20747 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20748 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20749 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20750 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20751 config/cris/t-elfmulti, config/crx/t-crx,
20752 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20753 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20754 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20755 config/h8300/t-h8300, config/i386/athlon.md,
20756 config/i386/darwin-libgcc.10.4.ver,
20757 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20758 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20759 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20760 config/i386/t-linux64, config/i386/t-nwld,
20761 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20762 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20763 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20764 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20765 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20766 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20767 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20768 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20769 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20770 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20771 config/m68k/t-uclinux, config/mcore/t-mcore,
20772 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20773 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20774 config/mips/crtn.asm, config/mips/irix-crti.asm,
20775 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20776 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20777 config/mips/mips-fixed.md, config/mips/sb1.md,
20778 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20779 config/mips/t-iris6, config/mips/t-isa3264,
20780 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20781 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20782 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20783 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20784 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20785 config/mn10300/t-linux, config/mn10300/t-mn10300,
20786 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20787 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20788 config/picochip/libgccExtras/clzsi2.asm,
20789 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20790 config/rs6000/darwin-libgcc.10.4.ver,
20791 config/rs6000/darwin-libgcc.10.5.ver,
20792 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20793 config/rs6000/t-aix43, config/rs6000/t-aix52,
20794 config/rs6000/t-darwin, config/rs6000/t-fprules,
20795 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20796 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20797 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20798 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20799 config/rs6000/t-rtems, config/rs6000/t-spe,
20800 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20801 config/score/t-score-elf, config/sh/divcost-analysis,
20802 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20803 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20804 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20805 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20806 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20807 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20808 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20809 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20810 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20811 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20812 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20813 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20814 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20815 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20816 * config/h8300/genmova.sh: Include copyright and license notices
20817 in generated output.
20818 * config/h8300/mova.md: Regenerate.
20819 * doc/install.texi2html: Include word "Copyright" in copyright
20820 notice and use name "Free Software Foundation, Inc.".
20821 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20822 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20823 ChangeLog-2007, ChangeLog-2008: Correct dates.
20825 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20827 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20828 NE_EXPR operations as well.
20829 * c-parser.c (c_parser_condition): Do not set location information on
20831 (c_parser_conditional_expression): Likewise.
20832 (c_parser_binary_expression): Set location information on operators.
20833 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20834 TRUTH_NOT_EXPR has been folded.
20835 * fold-const.c (fold_truth_not_expr): Copy location information from
20836 the incoming expression to the outgoing one.
20837 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20838 recursive calls on the LHS of the operator but pass that of the
20839 operator to recursive calls on the RHS of the operator. Set it
20841 (shortcut_cond_expr): Set the locus of the operator on the second
20842 COND_EXPR and that of the expression on the first in degenerate cases.
20843 Pass the locus of the expression to calls to shortcut_cond_r.
20844 Set the locus of the 'then' block on the associated jump, if any.
20845 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20846 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20847 expression to call to gimplify_boolean_expr.
20849 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20851 * config.gcc: Add additional configuration for
20852 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20853 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20854 (CPP_SPEC): Redefine for allowing -municode option.
20855 (STARTFILE_SPEC): Likewise.
20856 * config/i386/t-mingw-w64: New.
20857 * config/i386/mingw-w64.opt: New.
20858 (municode): Add new target option.
20859 * doc/invoke.texi (municode): Add documentation for new option.
20861 2009-04-21 Ian Lance Taylor <iant@google.com>
20863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20864 Correct test for number of arguments.
20865 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20867 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20869 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20870 argument of emit_library_call.
20872 2009-04-21 Richard Guenther <rguenther@suse.de>
20874 PR middle-end/39829
20875 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20876 inside VIEW_CONVERT_EXPRs.
20878 2009-04-21 Martin Jambor <mjambor@suse.cz>
20880 * tree-switch-conversion.c (build_constructors): Split a long line.
20881 (constructor_contains_same_values_p): New function.
20882 (build_one_array): Create assigns of constants if possible, do not
20883 call mark_sym_for_renaming, call update_stmt.
20884 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20885 make_rename_temp. Do not call mark_symbols_for_renaming, call
20887 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20888 find_new_referenced_vars, call update_stmt.
20889 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20890 instead of calling make_rename_temp. Do not call
20891 find_new_referenced_vars or mark_symbols_for_renaming, call
20894 2009-04-21 Richard Guenther <rguenther@suse.de>
20896 PR tree-optimization/39827
20897 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20898 (tree_ssa_phiprop): Pass the correct array size.
20900 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20902 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20904 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20907 * c-typeck.c (lvalue_p): Move declaration ...
20908 * c-common.h (lvalue_p): ... to here.
20909 * c-common.c (candidate_equal_p): New.
20910 (add_tlist): Use it.
20911 (merge_tlist): Use it.
20912 (warn_for_collisions_1): Likewise.
20913 (warning_candidate_p): Accept more candidates.
20914 (verify_tree): A warning candidate can be an expression. Use
20917 2009-04-21 Ben Elliston <bje@au.ibm.com>
20920 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20921 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20922 options. Remove -mcall-solaris documentation.
20924 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20927 * doc/invoke.texi (-Wlong-long): Update description.
20928 * c-lex (interpret_integer): Only warn if there was no previous
20929 overflow and -Wlong-long is enabled.
20930 * c-decl.c (declspecs_add_type): Drop redundant flags.
20931 * c.opt (Wlong-long): Init to -1.
20932 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20933 and front-end warn_long_long. Wlong-long only depends on other
20934 flags if it is uninitialized.
20935 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20936 the same for CPP and FE.
20937 (restore_extension_diagnostics): Likewise.
20939 2009-04-20 Ian Lance Taylor <iant@google.com>
20941 Fix enum conversions which are invalid in C++:
20942 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20943 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20944 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20945 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20946 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20947 (dbxout_parms): Likewise.
20948 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20949 (df_clear_flags): Likewise.
20950 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20951 top_flag parameter to int.
20952 (df_chain_create_bb_process_use): Likewise.
20953 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20955 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20956 (df_ref_create_structure, df_def_record_1): Likewise.
20957 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20958 (df_notes_rescan): Change 0 to VOIDmode in function call.
20959 (df_get_call_refs, df_insn_refs_collect): Likewise.
20960 (df_bb_regs_collect): Likewise.
20961 (df_entry_block_defs_collect): Likewise.
20962 (df_exit_block_uses_collect): Likewise.
20963 * df.h: Update declarations.
20964 * double-int.c (double_int_divmod): Add cast to enum type.
20965 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20966 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20967 (based_loc_descr): Likewise.
20968 (loc_descriptor_from_tree_1): Change first_op and second_op to
20969 enum dwarf_location_atom. Add cast to enum type.
20970 * expmed.c (init_expmed): Change 0 to SET in function call.
20971 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20972 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20973 (do_store_flag): Likewise.
20974 * fixed-value.h (struct fixed_value): Change mode to enum
20976 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20977 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20979 (insert_insn_decl, insert_decl, insert_state): Likewise.
20980 (automata_list_finish): Likewise.
20981 * genrecog.c (process_define_predicate): Add cast to enum type.
20982 * gensupport.c (init_predicate_table): Add cast to enum type.
20983 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20985 (gimple_build_call_1, gimple_build_label): Likewise.
20986 (gimple_build_goto, gimple_build_asm_1): Likewise.
20987 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20988 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20989 (enum fallback): Rename from enum fallback_t.
20990 (fallback_t): Typedef as int.
20991 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20992 GSI_SAME_STMT in function call.
20993 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20995 (setup_reg_class_relations): Likewise.
20996 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20997 (setup_prohibited_class_mode_regs): Add cast to enum type.
20998 (setup_prohibited_mode_move_regs): Likewise.
20999 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21000 (record_address_regs): Change i to enum reg_class.
21001 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21002 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21003 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21004 (GET_MODE_2XWIDER_MODE): Likewise.
21005 (GET_CLASS_NARROWEST_MODE): Likewise.
21006 * omp-low.c (expand_omp_for): Add cast to enum type.
21007 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21008 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21009 * postreload.c (reload_cse_simplify_operands): Change rclass local
21011 * predict.c (combine_predictions_for_insn): Change best_predictor
21012 and predictor to enum br_predictor.
21013 (combine_predictions_for_bb): Likewise.
21014 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21015 use SET_PREDICT_EXPR_OUTCOME.
21016 * real.c (real_arithmetic): Change icode to code in function call.
21017 * reginfo.c (init_move_cost): Add casts to enum type.
21018 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21019 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21021 * reload.c (find_valid_class): Add casts to enum type.
21022 (push_reload): Change 0 to NO_REGS in function call.
21023 (find_reloads): Change this_alternative to array of enum
21024 reg_class. Remove some now-unnecessary casts.
21025 (make_memloc): Change 0 to VOIDmode in function call.
21026 * reload1.c (reload): Change 0 to VOIDmode in function call.
21027 (eliminate_regs_1, elimination_effects): Likewise.
21028 (eliminate_regs_in_insn): Likewise.
21029 (emit_input_reload_insns): Add cast to enum type.
21030 (delete_output_reload): Change 0 to VOIDmode in function call.
21031 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21032 to enum type in function call.
21033 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21034 (SET_PREDICT_EXPR_OUTCOME): Define.
21035 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21036 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21037 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21038 (dump_function): Likewise.
21039 * tree-dump.h: Update declarations.
21040 * tree-pass.h: Update declarations.
21041 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21042 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21044 (arm_rtx_costs_1): Correct parenthesization.
21045 (arm_rtx_costs): Add casts to enum type.
21046 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21047 (vfp_emit_fstmd): Use add_rg_note.
21048 (emit_multi_reg_push, emit_sfm): Likewise.
21049 (thumb_set_frame_pointer): Likewise.
21050 (arm_expand_prologue): Likewise.
21051 (arm_regno_class): Change return type to enum reg_class.
21052 (thumb1_expand_prologue): Use add_reg_note.
21053 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21054 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21056 * config/arm/gentune.sh: Add cast to enum type.
21057 * config/arm/arm-tune.md: Rebuild.
21058 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21059 (ix86_split_fp_branch, predict_jump): Likewise.
21060 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21061 insn_code to enum rtx_code.
21062 (ix86_builtin_vectorized_function): Add cast to enum type.
21063 * config/i386/i386.md (truncdfsf2): Change slot to enum
21065 (truncxf<mode>2, isinf<mode>2): Likewise.
21066 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21068 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21069 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21070 (insert_bundle_state): Change 1 to INSERT in function call.
21071 (ia64_add_bundle_selector_before): Likewise.
21072 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21073 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21074 (restore_stack_nonlocal): Likewise.
21075 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21077 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21079 (mips_rtx_costs): Likewise.
21080 (mips_override_options): Add casts to enum type.
21081 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21083 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21084 (store_reg, set_reg_plus_d): Likewise.
21085 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21086 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21088 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21090 (emit_unlikely_jump): Use add_reg_note.
21091 (rs6000_emit_allocate_stack): Likewise.
21092 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21093 (output_toc): Change 1 to INSERT in function call.
21094 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21095 (rs6000_initialize_trampoline): Likewise.
21096 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21098 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21099 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21100 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21101 (save_gprs): Use add_reg_note.
21102 (s390_emit_prologue): Likewise.
21103 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21104 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21105 (sparc_fold_builtin): Add cast to enum type.
21106 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21108 (spu_expand_prologue): Use add_reg_note.
21109 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21111 2009-04-20 Ian Lance Taylor <iant@google.com>
21113 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21114 (c_parser_postfix_expression_after_primary): Get VEC for list of
21115 arguments. Get original types of arguments. Call
21116 build_function_call_vec.
21117 (cached_expr_list_1, cached_expr_list_2): New static variables.
21118 (c_parser_expr_list): Change return type to VEC *. Add
21119 p_orig_types parameter. Change all callers.
21120 (c_parser_release_expr): New static function.
21121 (c_parser_vec_to_tree_list): New static function.
21122 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21123 call build_function_call_vec.
21124 (build_function_call_vec): New function, based on old
21125 build_function_call.
21126 (convert_arguments): Remove nargs and argarray parameters. Change
21127 values to a VEC. Add origtypes parameter.
21128 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21129 (convert_for_assignment): Add origtype parameter. Change all
21130 callers. If warn_cxx_compat, check for conversion to an enum
21131 type when calling a function.
21132 (store_init_value): Add origtype parameter. Change all callers.
21133 (digest_init): Likewise.
21134 (struct init_node): Add origtype field.
21135 (add_pending_init): Add origtype parameter. Change all callers.
21136 (output_init_element): Likewise.
21137 (output_pending_init_elements): Pass origtype from init_node to
21138 output_init_element.
21139 (process_init_element): Pass origtype from c_expr to
21140 output_init_element.
21141 (c_finish_return): Add origtype parameter. Change all callers.
21142 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21144 (sync_resolve_params): Likewise.
21145 (sync_resolve_return): Change params to first_param. Change caller.
21146 (resolve_overloaded_builtins): Change params to VEC *. Change
21147 callers. Save first parameter around call to build_function_call_vec.
21148 * c-decl.c (finish_decl): Add origtype parameter. Change all
21149 callers. Call build_function_call_vec rather than
21150 build_function_call for cleanup.
21151 * c-tree.h: Update declarations.
21152 * c-common.h: Update declarations.
21153 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21154 params to first_param.
21155 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21156 params parameter from tree to void *.
21157 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21158 Change arglist parameter to have type void *, and to be a pointer
21160 * config/rs6000/rs6000-protos.h
21161 (altivec_resolve_overloaded_builtin): Update declaration.
21162 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21163 fnargs parameter to have type void *, and to be a pointer to a
21164 VEC. Call build_function_call_vec instead of
21165 build_function_call.
21166 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21168 2009-04-20 Joey Ye <joey.ye@intel.com>
21169 Xuepeng Guo <xuepeng.guo@intel.com>
21170 H.J. Lu <hongjiu.lu@intel.com>
21172 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21174 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21175 (IX86_LEA_PRIORITY): Likewise.
21176 (distance_non_agu_define): New function.
21177 (distance_agu_use): Likewise.
21178 (ix86_lea_for_add_ok): Likewise.
21179 (ix86_dep_by_shift_count): Likewise.
21181 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21182 should split for LEA.
21184 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21186 (ix86_dep_by_shift_count): Likewise.
21188 2009-04-20 Richard Guenther <rguenther@suse.de>
21190 * expr.c (handled_component_p): Move ...
21191 * tree.h (handled_component_p): ... here.
21192 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21193 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21194 and REALPART_EXPR to be in one group.
21196 2009-04-20 Richard Guenther <rguenther@suse.de>
21198 * basic-block.h (get_all_dominated_blocks): Declare.
21199 * dominance.c (get_all_dominated_blocks): New function.
21200 * tree-cfg.c (get_all_dominated_blocks): Remove.
21201 (remove_edge_and_dominated_blocks): Adjust.
21202 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21203 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21204 instead of recursing.
21206 2009-04-20 Doug Kwan <dougkwan@google.com>
21208 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21209 (struct cgraph_node_set_def): New type.
21210 (cgraph_node_set) New type. Also declare vector functions.
21211 (struct cgraph_node_set_element_def): New type.
21212 (cgraph_node_set_element): Ditto.
21213 (cgraph_node_set_iterator): New iterator type.
21214 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21215 cgraph_node_set_remove, dump_cgraph_node_set,
21216 debug_cgraph_node_set): New prototypes.
21217 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21218 cgraph_node_set_size): New inlines.
21219 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21220 including cgraph.h.
21221 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21222 argument to function 'write_summary'.
21223 * ipa.c: Include ggc.h.
21224 (hash_cgraph_node_set_element,
21225 eq_cgraph_node_set_element, cgraph_node_set_new,
21226 cgraph_node_set_add, cgraph_node_set_remove,
21227 cgraph_node_set_find, dump_cgraph_node_set,
21228 debug_cgraph_node_set): New functions.
21229 * Makefile.in (ipa.o): Add dependency on GGC_H.
21231 2009-04-20 Ira Rosen <irar@il.ibm.com>
21233 PR tree-optimization/39675
21234 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21235 check of the return code of vect_schedule_slp. Check that
21236 stmt_vec_info still exists for the statement, before checking its
21237 vectorization type.
21239 2009-04-20 Michael Matz <matz@suse.de>
21241 * Makefile.in (generated_files): Take out $(simple_generated_c).
21243 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21245 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21246 (UINTPTR_TYPE): Likewise.
21248 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21251 * c-typeck.c (digest_init): Check for initializing an array with a
21254 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21257 * c-semantics.c (pop_stmt_list): Propagate
21258 STATEMENT_LIST_HAS_LABEL to parent statement list.
21260 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21262 * config/mips/mips.h (mips_tune_attr): New macro.
21263 * config/mips/mips.md (cpu): Use it.
21265 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21268 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21271 2009-04-19 Diego Novillo <dnovillo@google.com>
21273 * toplev.c (compile_file): Move call to coverage_finish ...
21274 * cgraphunit.c (ipa_passes): ... here.
21275 Call cgraph_process_new_functions.
21276 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21277 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21279 2009-04-19 Jan Hubicka <jh@suse.cz>
21281 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21283 (dump_cgraph_node): Dump can throw external flag.
21284 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21286 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21290 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21291 * common.opt (Wlogical-op): Move from here...
21292 * c.opt (Wlogical-op): ... to here.
21293 * c-typeck.c (parser_build_binary_op): Update call to
21294 warn_logical_operator.
21295 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21297 * c-common.c (warn_logical_op): Update.
21298 * c-common.h (warn_logical_op): Update declaration.
21300 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21302 * tree.c (protected_set_expr_location): Fix formatting.
21304 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21307 * c-typeck.c (readonly_warning): new.
21308 (build_unary_op, build_modify_expr): Use readonly_warning for
21309 storing into something readonly but not const-qualified.
21311 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21314 * c-typeck.c (build_unary_op): Check for taking address of
21315 expression of type void.
21317 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21320 * c-typeck.c (build_function_call): Check for calling a function
21321 with qualified void return types. Call require_complete_type when
21324 2009-04-18 Jan Hubicka <jh@suse.cz>
21326 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21328 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21329 can_throw_external flag.
21330 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21331 * ipa-pure-const.c (ignore_edge): New function.
21332 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21333 only over can_throw_external edges.
21334 (local_pure_const): Add nothrow flag.
21335 * ipa-utils.c (searchc): Add ignore_edge callback.
21336 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21337 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21338 (set_nothrow_function_flags): Update cgraph.
21339 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21341 2009-04-18 Richard Guenther <rguenther@suse.de>
21343 PR middle-end/39804
21344 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21345 (fold_stmt): ... this and ...
21346 (fold_stmt_inplace): ... this.
21347 (fold_stmt_1): Fold references in calls and asms.
21348 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21350 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21352 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21353 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21355 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21357 * tree.c (function_args_count): Remove.
21358 * tree.h: Remove the prototype for function_args_count.
21360 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21362 * tree-iterator.c (expr_only): Remove.
21363 * tree.h: Remove the prototype for expr_only.
21365 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21367 * reginfo.c (cannot_change_mode_set_regs): Remove.
21368 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21370 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21372 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21373 whether operands 0 and 1 overlaps.
21375 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21377 PR middle-end/36902
21378 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21379 pointer. Use warning_at instead of warning.
21380 (search_for_addr_array): Likewise.
21381 (check_array_bounds): Likewise.
21382 (check_all_array_refs): Check that the incoming edge is not in the
21383 list of edges to be removed.
21384 (check_all_array_refs): Avoid the temporal pointer.
21385 (vrp_visit_cond_stmt): Fix typo.
21386 (simplify_switch_using_ranges): Handle the case where the switch
21387 index is an integer constant.
21389 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21391 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21393 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21395 * doc/extend.texi, doc/invoke.texi: Fix typos.
21397 2009-04-17 Cary Coutant <ccoutant@google.com>
21399 * tree-flow-inline.h (get_lineno): Fix inverted test.
21401 2009-04-17 Diego Novillo <dnovillo@google.com>
21403 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21404 assertion for AVAIL_OUT.
21406 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21409 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21410 * config/sh/linux-atomic.asm: Likewise.
21412 2009-04-17 Diego Novillo <dnovillo@google.com>
21414 * except.c (debug_eh_tree): New.
21415 (struct eh_region, struct eh_status): Move ...
21416 * except.h: ... here.
21417 (add_type_for_runtime): Declare extern.
21418 (lookup_type_for_runtime): Likewise.
21419 (debug_eh_tree): Declare.
21420 * Makefile.in (GTFILES): List except.h before except.c
21422 2009-04-17 Diego Novillo <dnovillo@google.com>
21424 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21425 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21426 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21427 (find_vars_r): ... here.
21428 * tree-flow.h (find_referenced_vars_in): Declare.
21429 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21430 that AVAIL_OUT exists for BLOCK.
21431 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21432 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21433 (tree-parloops.o): Likewise.
21435 2009-04-17 Simon Baldwin <simonb@google.com>
21437 * toplev.c (default_tree_printer): Add handling for %E format.
21439 2009-04-17 Diego Novillo <dnovillo@google.com>
21441 * tree-pretty-print.c (dump_generic_node): Add break after
21442 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21443 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21444 FUNCTION_TYPE together. Call print_struct_decl when printing
21445 structures and TDF_SLIM is not given.
21446 (print_struct_decl): Fix logic for detecting recursion.
21448 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21451 * gcc.c (create_at_file): New.
21452 (compile_input_file_p): New.
21453 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21454 * main.c (main): Update call to toplev_main.
21455 * toplev.c (toplev_main): Change signature. Call expandargv.
21456 * toplev.h (toplev_main): Change signature.
21458 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21460 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21461 if the latter is not constant.
21463 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21465 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21467 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21469 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21470 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21472 2009-04-17 Richard Guenther <rguenther@suse.de>
21474 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21475 Handle component references view-converting an invariant address.
21477 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21479 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21480 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21481 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21482 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21483 Use @deftypevr rather than @deftypevar.
21485 2009-04-17 Richard Guenther <rguenther@suse.de>
21487 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21488 (get_prop_source_stmt): Likewise.
21489 (can_propagate_from): Likewise.
21491 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21493 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21494 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21495 (--with-multilib-list): Add default value.
21496 * configure: Regenerate.
21497 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21498 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21499 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21500 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21501 Don't add default cpu to multilib list unnecessarily, but do enable
21502 the relevant compiler option..
21503 Add support for --with-multilib-list=<blank> and
21504 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21505 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21506 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21507 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21508 TM_MULTILIB_CONFIG.
21509 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21510 (MULTILIB_OSDIRNAMES): New variable.
21511 * config/sh/t-1e: Delete file.
21512 * config/sh/t-mlib-sh1: Delete file.
21513 * config/sh/t-mlib-sh2: Delete file.
21514 * config/sh/t-mlib-sh2a: Delete file.
21515 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21516 * config/sh/t-mlib-sh2a-single: Delete file.
21517 * config/sh/t-mlib-sh2a-single-only: Delete file.
21518 * config/sh/t-mlib-sh2e: Delete file.
21519 * config/sh/t-mlib-sh3e: Delete file.
21520 * config/sh/t-mlib-sh4: Delete file.
21521 * config/sh/t-mlib-sh4-nofpu: Delete file.
21522 * config/sh/t-mlib-sh4-single: Delete file.
21523 * config/sh/t-mlib-sh4-single-only: Delete file.
21524 * config/sh/t-mlib-sh4a: Delete file.
21525 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21526 * config/sh/t-mlib-sh4a-single: Delete file.
21527 * config/sh/t-mlib-sh4a-single-only: Delete file.
21528 * config/sh/t-mlib-sh4al: Delete file.
21529 * config/sh/t-mlib-sh5-32media: Delete file.
21530 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21531 * config/sh/t-mlib-sh5-64media: Delete file.
21532 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21533 * config/sh/t-mlib-sh5-compact: Delete file.
21534 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21535 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21536 * doc/install.texi (Options specification): Add
21537 --with-multilib-list and --with-endian.
21539 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21541 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21543 (OBJS-common): Add plugin-version.o.
21544 (plugin-version.o): New.
21545 * gcc-plugin.h (plugin_gcc_version): New.
21546 (plugin_default_version_check): New.
21547 (plugin_init_func, plugin_init): Add version argument.
21548 * plugin-version.c: New.
21549 * plugin.c (str_plugin_gcc_version_name): New.
21550 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21551 pass it to the init function.
21552 (plugin_default_version_check): New.
21554 2009-04-17 Richard Guenther <rguenther@suse.de>
21556 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21557 for decl-vs-decl disambiguation.
21559 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21561 * config/s390/s390.h (s390_tune_attr): New macro definition.
21562 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21564 2009-04-17 Richard Guenther <rguenther@suse.de>
21566 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21567 (fold_stmt_r): Likewise.
21568 (maybe_fold_reference): New function.
21569 (fold_gimple_assign): Handle cases fold_stmt_r did.
21570 (fold_stmt): Do not use fold_stmt_r.
21571 (fold_stmt_inplace): Likewise.
21573 2009-04-17 Richard Guenther <rguenther@suse.de>
21575 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21576 (record_equivalences_from_stmt): Remove useless checks and
21578 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21579 the type is already suitable.
21581 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21583 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21585 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21587 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21588 (CMPtype): Define as __gcc_CMPtype.
21590 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21592 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21593 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21595 2009-04-17 Richard Guenther <rguenther@suse.de>
21597 PR tree-optimization/39746
21598 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21599 special-casing for builtins and static variable use/def.
21600 (call_may_clobber_ref_p_1): Likewise.
21602 2009-04-16 Ian Lance Taylor <iant@google.com>
21604 * df.h: Include "timevar.h".
21605 (struct df_problem): Change tv_id field to timevar_id_t.
21606 * tree-pass.h: Include "timevar.h".
21607 (struct opt_pass): Change tv_id field to timevar_id_t.
21608 * timevar.h (timevar_id_t): Define TV_NONE.
21609 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21610 TV_NONE rather than tv_id != 0.
21611 (execute_one_pass): Likewise.
21612 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21613 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21614 dependencies to $(TREE_PASS_H).
21615 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21617 (pass_branch_target_load_optimize2): Likewise.
21618 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21619 (pass_outof_cfg_layout_mode): Likewise.
21620 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21621 (pass_rebuild_cgraph_edges): Likewise.
21622 (pass_remove_cgraph_callee_edges): Likewise.
21623 * df-core.c (pass_df_initialize_opt): Likewise.
21624 (pass_df_initialize_no_opt): Likewise.
21625 (pass_df_finish): Likewise.
21626 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21627 * except.c (pass_set_nothrow_function_flags): Likewise.
21628 (pass_convert_to_eh_region_ranges): Likewise.
21629 * final.c (pass_compute_alignments): Likewise.
21630 * function.c (pass_instantiate_virtual_regs): Likewise.
21631 (pass_init_function): Likewise.
21632 (pass_leaf_regs): Likewise.
21633 (pass_match_asm_constraints): Likewise.
21634 * gimple-low.c (pass_lower_cf): Likewise.
21635 (pass_mark_used_blocks): Likewise.
21636 * init-regs.c (pass_initialize_regs): Likewise.
21637 * integrate.c (pass_initial_value_sets): Likewise.
21638 * ira.c (pass_ira): Likewise.
21639 * jump.c (pass_cleanup_barriers): Likewise.
21640 * omp-low.c (pass_expand_omp): Likewise.
21641 (pass_lower_omp): Likewise.
21642 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21643 * recog.c (pass_split_all_insns): Likewise.
21644 (pass_split_after_reload): Likewise.
21645 (pass_split_before_regstack): Likewise.
21646 (pass_split_before_sched2): Likewise.
21647 (pass_split_for_shorten_branches): Likewise.
21648 * reginfo.c (pass_reginfo_init): Likewise.
21649 (pass_subregs_of_mode_init): Likewise.
21650 (pass_subregs_of_mode_finish): Likewise.
21651 * passes.c (pass_postreload): Likewise.
21652 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21653 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21654 (pass_warn_function_return): Likewise.
21655 (pass_warn_function_noreturn): Likewise.
21656 * tree-complex.c (pass_lower_complex): Likewise.
21657 (pass_lower_complex_O0): Likewise.
21658 * tree-if-conv.c (pass_if_conversion): Likewise.
21659 * tree-into-ssa.c (pass_build_ssa): Likewise.
21660 * tree-mudflap.c (pass_mudflap_1): Likewise.
21661 (pass_mudflap_2): Likewise.
21662 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21663 (pass_mudflap_2): Likewise.
21664 * tree-nrv.c (pass_return_slot): Likewise.
21665 * tree-object-size.c (pass_object_sizes): Likewise.
21666 * tree-optimize.c (pass_all_optimizations): Likewise.
21667 (pass_early_local_passes): Likewise.
21668 (pass_all_early_optimizations): Likewise.
21669 (pass_cleanup_cfg): Likewise.
21670 (pass_cleanup_cfg_post_optimizing): Likewise.
21671 (pass_free_datastructures): Likewise.
21672 (pass_free_cfg_annotations): Likewise.
21673 (pass_fixup_cfg): Likewise.
21674 (pass_init_datastructures): Likewise.
21675 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21676 (pass_late_warn_uninitialized): Likewise.
21677 (pass_update_address_taken): Likewise.
21678 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21679 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21680 (pass_cse_sincos): Likewise.
21681 (pass_convert_to_rsqrt): Likewise.
21682 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21683 * tree-stdarg.c (pass_stdarg): Likewise.
21684 * tree-tailcall.c (pass_tail_recursion): Likewise.
21685 (pass_tail_calls): Likewise.
21686 * tree-vect-generic.c (pass_lower_vector): Likewise.
21687 (pass_lower_vector_ssa): Likewise.
21688 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21690 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21692 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21694 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21696 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21697 logical and signext.
21699 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21702 * config/sh/predicates.md (arith_operand): Check if the operand
21703 of TRUNCATE is a REG.
21705 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21707 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21708 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21710 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21712 * tree-iterator.c (tsi_split_statement_list_after,
21713 tsi_split_statement_list_before): Remove.
21714 * tree-iterator.h: Remove the prototypes for
21715 tsi_split_statement_list_after and tsi_split_statement_list_before.
21717 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21719 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21720 * tree-ssa-propagate.h: Remove the prototype for
21721 stmt_makes_single_load.
21723 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21725 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21726 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21728 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21730 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21732 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21734 * except.c (eh_region_outer_p): Remove.
21735 * except.h: Remove the prototype for eh_region_outer_p.
21737 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21739 * function.c (current_function_assembler_name): Remove.
21740 * function.h: Remove the prototype for
21741 current_function_assembler_name.
21743 2009-04-16 Ian Lance Taylor <iant@google.com>
21745 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21746 (add_reg_note): Call alloc_reg_note.
21747 * rtl.h (alloc_reg_note): Declare.
21748 * combine.c (try_combine): Use alloc_reg_note.
21749 (recog_for_combine, move_deaths): Likewise.
21750 (distribute_notes): Use alloc_reg_note and add_reg_note.
21751 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21752 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21753 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21755 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21757 PR rtl-optimization/39762
21758 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21759 ira_may_move_out_cost): Add comments about way of their usage.
21760 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21762 * ira-conflicts.c (process_regs_for_copy): Use function
21763 ira_get_register_move_cost instead of global
21764 ira_register_move_cost.
21766 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21767 color_pass, move_spill_restore, update_curr_costs): Ditto.
21769 * ira-lives.c (process_single_reg_class_operands): Ditto.
21771 * ira-emit.c (emit_move_list): Ditto.
21773 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21774 (record_reg_classes): Ditto. Use functions
21775 ira_get_register_move_cost and ira_get_may_move_cost instead of
21776 global vars ira_register_move_cost, ira_may_move_out_cost and
21777 ira_may_move_in_cost.
21778 (record_address_regs): Don't call ira_init_register_move_cost.
21779 Use function ira_get_may_move_cost instead of global
21780 ira_may_move_in_cost.
21781 (process_bb_node_for_hard_reg_moves): Use function
21782 ira_get_register_move_cost instead of global ira_register_move_cost.
21783 (ira_costs): Don't call ira_init_register_move_cost.
21785 2009-04-16 Richard Guenther <rguenther@suse.de>
21787 * tree-cfg.c (verify_gimple_assign_binary):
21788 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21789 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21790 (create_general_new_stmt): Note that this function is broken.
21792 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21794 * common.opt (fhelp): Add Var(help_flag).
21795 * gcc-plugin.h (plugin_info): Add help.
21796 * plugin.c (plugin_name_args): Add help.
21797 (register_plugin_info): Set plugin->help.
21798 (print_help_one_plugin): New.
21799 (print_plugins_help): New.
21800 * plugin.h (print_plugins_help): New.
21801 * toplev.c (toplev_main): Call print_plugins_help if needed.
21803 2009-04-16 Richard Guenther <rguenther@suse.de>
21805 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21806 (gimple_ior_addresses_taken_1): New function.
21807 (gimple_ior_addresses_taken): Likewise.
21808 * gimple.h (struct gimple_statement_with_ops_base): Remove
21809 addresses_taken member.
21810 (gimple_ior_addresses_taken): Declare.
21811 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21812 gimple_set_addresses_taken): Remove.
21813 * ipa-reference.c (mark_address): New function.
21814 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21815 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21816 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21817 (gimple_add_to_addresses_taken): Remove.
21818 (get_tmr_operands): Call mark_address_taken.
21819 (get_asm_expr_operands): Likewise.
21820 (get_expr_operands): Likewise.
21821 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21822 (free_stmt_operands): Do not free it.
21823 * tree-ssa.c (delete_tree_ssa): Likewise.
21824 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21826 2009-04-16 Richard Guenther <rguenther@suse.de>
21828 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21829 (walk_stmt_load_store_ops): Likewise.
21830 * gimple.c (get_base_loadstore): New function.
21831 (walk_stmt_load_store_addr_ops): Likewise.
21832 (walk_stmt_load_store_ops): Likewise.
21833 * ipa-pure-const.c (check_op): Simplify.
21834 (check_load, check_store): New functions.
21835 (check_stmt): Use walk_stmt_load_store_ops.
21836 * ipa-reference.c (mark_load): Adjust signature.
21837 (mark_store): Likewise.
21838 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21840 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21842 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21843 (plugin_info): New.
21844 * opts.c (common_handle_option): Don't call print_version.
21845 * plugin.c (plugin_name_args): Add version.
21846 (register_plugin_info): New.
21847 (register_callback): Handle PLUGIN_INFO.
21848 (try_init_one_plugin): New.
21849 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21851 (finalize_one_plugin): New.
21852 (finalize_plugins): New.
21853 (print_one_plugin): New.
21854 (print_plugins_versions): New.
21855 * plugin.h (print_plugins_versions): New.
21856 (finalize_plugins): New.
21857 * toplev.c (compile_file): Don't call initialize_plugins.
21858 (print_version): Call print_plugins_versions.
21859 (toplev_main): Call initialize_plugins. Print version if needed.
21860 Call finalize_plugins.
21862 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21864 * common.opt (fversion): New.
21865 * gcc.c (print_version): New.
21866 (process_command): Don't print the version. Just set print_version.
21867 (main): Print version. Call subprocesses if print_version and
21868 verbose_flag are set.
21869 * opts.c (common_handle_option): Handle OPT_fversion.
21871 2009-04-16 Richard Guenther <rguenther@suse.de>
21872 Ira Rosen <irar@il.ibm.com>
21874 PR tree-optimization/39698
21875 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21876 type of the reduction variable. Only generate the def if
21879 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21880 make sure to first convert to an integer of the same precision.
21881 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21882 the type of the evolution correctly in computing the new
21883 induction variable base.
21885 2009-04-16 Richard Guenther <rguenther@suse.de>
21887 PR middle-end/39625
21888 * tree-cfg.c (make_blocks): Split statements with to-be
21889 abnormal SSA names on the lhs.
21891 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21893 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21894 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21895 * c-typeck.c (really_start_incremental_init): Likewise.
21896 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21897 (TARGET_INITIALIZER): Remove it.
21898 * target.h (struct target): Remove vector_opaque_p.
21899 * tree.c (build_opaque_vector_type): New.
21900 * tree.h (TYPE_VECTOR_OPAQUE): New.
21901 (build_opaque_vector_type): Declare.
21902 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21903 * config/rs6000/rs6000.c (build_opaque_vector_type,
21904 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21905 (rs6000_init_builtins): Use build_opaque_vector_type for
21906 opaque_V4SI_type_node.
21908 2009-04-15 Catherine Moore <clm@codesourcery.com>
21910 * debug.h (set_name): Declare.
21911 * dwarf2out.c (dwarf2out_set_name): Declare.
21912 (dwarf2_debug_hooks): Add set_name.
21913 (find_AT_string): New.
21914 (add_AT_string): Call find_AT_string.
21915 (dwarf2out_set_name): New.
21916 * cp/decl.c (grokdeclarator): Call set_name.
21917 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21918 * debug.c (do_nothing_debug_hooks): Likewise.
21919 * dbxout.c (dbx_debug_hooks): Likewise.
21920 * sdbout.c (sdb_debug_hooks): Likewise.
21922 2009-04-15 Michael Eager <eager@eagercon.com>
21924 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21925 reg for single-precision FPU.
21926 * config/rs6000/rs6000.md (movsi_internal1): Only for
21927 !TARGET_SINGLE_FPU.
21928 (movsi_internal1_single): New. Add pattern to move SI values to/from
21929 single-precision FP regs.
21931 2009-04-15 Richard Guenther <rguenther@suse.de>
21933 * omp-low.c (lower_rec_input_clauses): Build correct address
21935 (expand_omp_for_generic): Fix multiplication type.
21936 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21937 (generate_memset_zero): Fix types.
21938 * tree-profile.c (prepare_instrumented_value): Correctly
21941 2009-04-15 Ian Lance Taylor <iant@google.com>
21943 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21944 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21945 for -Wall and for -Wc++-compat.
21946 (c_common_post_options): For C++, set warn_enum_compare if not
21948 * c-tree.h (struct c_expr): Add field original_type.
21949 (build_external_ref): Update declaration.
21950 * c-parser.c (c_parser_braced_init): Set original_type.
21951 (c_parser_initelt): Likewise.
21952 (c_parser_expr_no_commas): Likewise.
21953 (c_parser_conditional_expression): Likewise.
21954 (c_parser_cast_expression): Likewise.
21955 (c_parser_unary_expression): Likewise. Pull setting of
21956 original_code to top of function.
21957 (c_parser_sizeof_expression): Set original_type.
21958 (c_parser_alignof_expression): Likewise.
21959 (c_parser_postfix_expression): Likewise. Pull setting of
21960 original_code to top of function.
21961 (c_parser_postfix_expression_after_paren_type): Set original_type.
21962 (c_parser_postfix_expression_after_primary): Likewise.
21963 (c_parser_expression): Likewise.
21964 * c-typeck.c (build_external_ref): Add type parameter. Change all
21966 (c_expr_sizeof_expr): Set original_type field.
21967 (parser_build_unary_op): Likewise.
21968 (parser_build_binary_op): Likewise. Optionally warn about
21969 comparisons of enums of different types.
21970 (digest_init): Set original_type field.
21971 (really_start_incremental_init): Likewise.
21972 (push_init_level, pop_init_level): Likewise.
21973 * doc/invoke.texi (Warning Options): -Wenum-compare now
21976 2009-04-15 Richard Guenther <rguenther@suse.de>
21978 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21979 out a necessary conversion.
21980 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21981 names we didn't value number.
21982 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21984 2009-04-15 Richard Guenther <rguenther@suse.de>
21986 PR tree-optimization/39764
21987 * tree-ssa-ccp.c (get_value): Canonicalize value with
21988 canonicalize_float_value.
21990 2009-04-15 Jan Hubicka <jh@suse.cz>
21992 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21993 Wrong version of patch.
21995 2009-04-15 Jan Hubicka <jh@suse.cz>
21997 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21999 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22001 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22002 our distinct integral and vector types.
22004 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22006 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22007 * init.c (build_vtbl_address): Remove call to assemble_external.
22009 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22011 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22012 output for other floating point modes.
22014 2009-04-14 Diego Novillo <dnovillo@google.com>
22016 * diagnostic.c (diagnostic_report_diagnostic): Do not
22017 warn about loaded plugins for DK_ERROR and DK_WARNING.
22018 * c-decl.c (declspecs_add_type): Move call to
22019 invoke_plugin_callbacks ...
22020 * c-parser.c (c_parser_declspecs): ... here.
22021 * plugin.c (dump_active_plugins): Tidy output.
22023 2009-04-14 Diego Novillo <dnovillo@google.com>
22024 Le-Chun Wu <lcwu@google.com>
22026 * configure.ac: Add --enable-plugin support.
22027 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22028 * Makefile.in (PLUGIN_H): Define.
22029 Export ENABLE_PLUGIN and GMPINC to site.exp.
22030 Add PLUGINLIBS to link command.
22031 Add/modify dependencies for plugin.o and files including plugin.h.
22033 * config.in: Regenerate.
22035 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22038 2009-04-14 Le-Chun Wu <lcwu@google.com>
22040 * tree-pass.h (register_one_dump_file): Add a prototype for
22041 register_one_dump_file.
22042 * toplev.c (compile_file): Call initialize_plugins.
22043 (do_compile): Call invoke_plugin_callbacks.
22044 (toplev_main): Call invoke_plugin_callbacks.
22045 * common.opt: Add -fplugin= and -fplugin-arg-.
22046 * gcc-plugin.h: New public header file for plugins to include.
22047 * plugin.c: New source file.
22048 * plugin.h: New internal header file.
22049 * passes.c (register_one_dump_file): Make it external.
22051 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22053 2009-04-14 Diego Novillo <dnovillo@google.com>
22055 * doc/plugins.texi: New.
22056 * doc/gccint.texi: Add reference to Plugins chapter.
22057 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22058 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22059 loaded plugins, if any.
22060 * timevar.def (TV_PLUGIN_INIT): Define.
22061 (TV_PLUGIN_RUN): Define.
22062 * plugin.c: Include timevar.h
22063 (plugins_active_p): New.
22064 (dump_active_plugins): New.
22065 (debug_active_plugins): New.
22067 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22069 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22071 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22073 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22075 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22076 the same as a minus without a shift.
22078 2009-04-14 Nick Clifton <nickc@redhat.com>
22080 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22081 comparisons with small integers will always produce a short
22084 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22087 2008-12-19 Diego Novillo <dnovillo@google.com>
22089 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22091 2009-04-14 Richard Guenther <rguenther@suse.de>
22093 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22095 (verify_gimple_assign_binary): Likewise. Handle shifts and
22097 (verify_gimple_phi): Print the mismatched argument position.
22098 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22100 (vect_update_init_of_dr): Likewise.
22101 * matrix-reorg.c (transform_access_sites): Do what the
22103 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22105 2009-04-13 Michael Eager <eager@eagercon.com>
22107 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22108 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22109 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22110 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22111 remove duplicate config
22113 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22115 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22116 file_name:line_number type locator of the call site.
22118 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22120 * genautomata.c: Put blank after comma.
22121 (automaton_decls): New.
22122 (struct unit_usage): Add comments to member next.
22123 (store_alt_unit_usage): Keep the list ordered.
22124 (unit_present_on_list_p, equal_alternatives_p): New.
22125 (check_regexp_units_distribution): Check units distribution
22126 correctness correctly.
22127 (main): Don't write automata if error is found. Return correct
22130 * config/m68k/cf.md (cfv4_ds): Remove.
22131 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22132 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22134 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22135 power4-load-ext, power4-store, power4-store-update,
22136 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22137 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22138 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22139 power4-sqrt, power4-isync): Modify reservation to make correct
22140 unit distribution to automata.
22142 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22143 power5-store-update, power5-two, power5-three, power5-lmul,
22144 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22146 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22148 * except.c (pass_set_nothrow_function_flags): Set name and add
22150 (set_nothrow_function_flags): Mention in the dump file when
22151 changing a function to nothrow.
22153 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22156 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22157 instead of unsigned long.
22159 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22161 * config/arm/arm.c (return_used_this_function): Remove.
22162 (arm_output_function_prologue): Remove use of
22163 return_used_this_function.
22164 (output_return_instruction): Replace use of
22165 return_used_this_function
22166 by cfun->machine->return_used_this_function.
22167 (arm_output_epilogue): Likewise.
22168 (arm_output_function_epilogue): Likewise.
22169 (thumb_unexpanded_epilogue): Likewise.
22170 * config/arm/arm.h (struct machine_function):
22171 New member return_used_this_function.
22173 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22175 * doc/install.texi: Correct description of default directory for
22176 --with-gxx-include-dir.
22178 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22180 * fold-const.c (build_range_check): Properly deal with enumeral and
22181 boolean base types.
22183 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22185 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22186 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22187 * params.h (MAX_GCSE_PASSES): Remove.
22188 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22189 in sequence. Remove ability to run multiple passes.
22190 (bypass_jumps): Report run as third CPROP pass.
22192 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22194 PR middle-end/39651
22195 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22196 when deciding whether the whole SEQUENCE can throw.
22198 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22201 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22202 offseted label references.
22204 2009-04-11 Jan Hubicka <jh@suse.cz>
22206 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22208 2009-04-11 Richard Guenther <rguenther@suse.de>
22210 PR middle-end/39732
22211 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22212 return variables as TREE_ADDRESSABLE.
22214 2009-04-11 Richard Guenther <rguenther@suse.de>
22216 PR tree-optimization/39713
22217 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22218 reference trees have SSA_NAME operands.
22220 2009-04-11 Richard Guenther <rguenther@suse.de>
22223 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22224 address expressions.
22226 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22228 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22229 match changes in Cygwin 1.7
22230 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22231 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22233 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22235 PR tree-optimization/39701
22236 * doc/invoke.texi (Optimization Options): Document change in
22237 meaning and initialization of -fdelete-null-pointer-checks.
22239 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22241 PR middle-end/39701
22242 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22244 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22247 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22249 2009-04-10 Chao-ying Fu <fu@mips.com>
22251 * doc/tm.texi (Instruction Output): Document
22252 TARGET_ASM_FINAL_POSTSCAN_INSN.
22253 * target.h (final_postscan_insn): New field in asm_out.
22254 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22255 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22256 * final.c (final_scan_insn): Call
22257 targetm.asm_out.final_postscan_insn after outputting
22258 an asm macro and a normal instruction.
22260 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22261 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22262 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22263 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22264 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22266 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22268 PR middle-end/39701
22269 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22270 variables as non-NULL even with -fdelete-null-pointer-checks.
22272 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22274 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22276 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22279 * config/i386/i386.c (classify_argument): Handle SCmode with
22280 (bit_offset % 64) != 0.
22282 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22284 * doc/invoke.texi (Optimize Options): Add cross-reference to
22285 -Q --help=optimizers examples.
22287 2009-04-10 Ben Elliston <bje@au.ibm.com>
22290 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22291 regalign for the reg == fpr and TDmode case.
22293 2009-04-09 David Ayers <ayers@fsfe.org>
22296 * objc/objc-act.c (warn_with_method): Remove helper function.
22297 (check_duplicates): Call warning and inform directly.
22298 (really_start_method): Likewise.
22300 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22302 * expmed.c (expand_divmod): Always use a comparison for a division
22303 by a large unsigned integer.
22305 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22306 for things others than variables or functions as nonzero.
22308 2009-04-09 Nick Clifton <nickc@redhat.com>
22310 * unwind-compat.c: Change copyright header to refer to version
22311 3 of the GNU General Public License with version 3.1 of the
22312 GCC Runtime Library Exception and to point readers at the
22313 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22314 * config/alpha/crtfastmath.c: Likewise.
22315 * config/alpha/linux-unwind.h: Likewise.
22316 * config/alpha/qrnnd.asm: Likewise.
22317 * config/alpha/vms-crt0-64.c: Likewise.
22318 * config/alpha/vms-crt0.c: Likewise.
22319 * config/alpha/vms-dwarf2.asm: Likewise.
22320 * config/alpha/vms-dwarf2eh.asm: Likewise.
22321 * config/alpha/vms-psxcrt0-64.c: Likewise.
22322 * config/alpha/vms-psxcrt0.c: Likewise.
22323 * config/alpha/vms_tramp.asm: Likewise.
22324 * config/arc/initfini.c: Likewise.
22325 * config/arc/lib1funcs.asm: Likewise.
22326 * config/arm/bpabi-v6m.S: Likewise.
22327 * config/arm/bpabi.S: Likewise.
22328 * config/arm/bpabi.c: Likewise.
22329 * config/arm/crti.asm: Likewise.
22330 * config/arm/crtn.asm: Likewise.
22331 * config/arm/ieee754-df.S: Likewise.
22332 * config/arm/ieee754-sf.S: Likewise.
22333 * config/arm/lib1funcs.asm: Likewise.
22334 * config/arm/libunwind.S: Likewise.
22335 * config/arm/linux-atomic.c: Likewise.
22336 * config/arm/mmintrin.h: Likewise.
22337 * config/arm/pr-support.c: Likewise.
22338 * config/arm/unaligned-funcs.c: Likewise.
22339 * config/arm/unwind-arm.c: Likewise.
22340 * config/arm/unwind-arm.h: Likewise.
22341 * config/avr/libgcc.S: Likewise.
22342 * config/bfin/crti.s: Likewise.
22343 * config/bfin/crtlibid.s: Likewise.
22344 * config/bfin/crtn.s: Likewise.
22345 * config/bfin/lib1funcs.asm: Likewise.
22346 * config/bfin/linux-unwind.h: Likewise.
22347 * config/cris/arit.c: Likewise.
22348 * config/cris/cris_abi_symbol.c: Likewise.
22349 * config/darwin-64.c: Likewise.
22350 * config/darwin-crt2.c: Likewise.
22351 * config/darwin-crt3.c: Likewise.
22352 * config/darwin.h: Likewise.
22353 * config/dbxelf.h: Likewise.
22354 * config/dfp-bit.c: Likewise.
22355 * config/dfp-bit.h: Likewise.
22356 * config/elfos.h: Likewise.
22357 * config/fixed-bit.c: Likewise.
22358 * config/fixed-bit.h: Likewise.
22359 * config/fp-bit.c: Likewise.
22360 * config/fp-bit.h: Likewise.
22361 * config/fr30/crti.asm: Likewise.
22362 * config/fr30/crtn.asm: Likewise.
22363 * config/fr30/lib1funcs.asm: Likewise.
22364 * config/freebsd-spec.h: Likewise.
22365 * config/frv/cmovd.c: Likewise.
22366 * config/frv/cmovh.c: Likewise.
22367 * config/frv/cmovw.c: Likewise.
22368 * config/frv/frvbegin.c: Likewise.
22369 * config/frv/frvend.c: Likewise.
22370 * config/frv/lib1funcs.asm: Likewise.
22371 * config/glibc-stdint.h: Likewise.
22372 * config/h8300/clzhi2.c: Likewise.
22373 * config/h8300/crti.asm: Likewise.
22374 * config/h8300/crtn.asm: Likewise.
22375 * config/h8300/ctzhi2.c: Likewise.
22376 * config/h8300/fixunssfsi.c: Likewise.
22377 * config/h8300/lib1funcs.asm: Likewise.
22378 * config/h8300/parityhi2.c: Likewise.
22379 * config/h8300/popcounthi2.c: Likewise.
22380 * config/i386/ammintrin.h: Likewise.
22381 * config/i386/att.h: Likewise.
22382 * config/i386/avxintrin.h: Likewise.
22383 * config/i386/biarch64.h: Likewise.
22384 * config/i386/bmmintrin.h: Likewise.
22385 * config/i386/cpuid.h: Likewise.
22386 * config/i386/cross-stdarg.h: Likewise.
22387 * config/i386/crtfastmath.c: Likewise.
22388 * config/i386/crtprec.c: Likewise.
22389 * config/i386/cygming-crtbegin.c: Likewise.
22390 * config/i386/cygming-crtend.c: Likewise.
22391 * config/i386/cygwin.asm: Likewise.
22392 * config/i386/emmintrin.h: Likewise.
22393 * config/i386/gmm_malloc.h: Likewise.
22394 * config/i386/gthr-win32.c: Likewise.
22395 * config/i386/i386.h: Likewise.
22396 * config/i386/immintrin.h: Likewise.
22397 * config/i386/linux-unwind.h: Likewise.
22398 * config/i386/linux64.h: Likewise.
22399 * config/i386/mm3dnow.h: Likewise.
22400 * config/i386/mmintrin-common.h: Likewise.
22401 * config/i386/mmintrin.h: Likewise.
22402 * config/i386/nmmintrin.h: Likewise.
22403 * config/i386/pmm_malloc.h: Likewise.
22404 * config/i386/pmmintrin.h: Likewise.
22405 * config/i386/smmintrin.h: Likewise.
22406 * config/i386/sol2-c1.asm: Likewise.
22407 * config/i386/sol2-ci.asm: Likewise.
22408 * config/i386/sol2-cn.asm: Likewise.
22409 * config/i386/sol2-gc1.asm: Likewise.
22410 * config/i386/tmmintrin.h: Likewise.
22411 * config/i386/unix.h: Likewise.
22412 * config/i386/w32-unwind.h: Likewise.
22413 * config/i386/wmmintrin.h: Likewise.
22414 * config/i386/x86-64.h: Likewise.
22415 * config/i386/x86intrin.h: Likewise.
22416 * config/i386/xmmintrin.h: Likewise.
22417 * config/ia64/crtbegin.asm: Likewise.
22418 * config/ia64/crtend.asm: Likewise.
22419 * config/ia64/crtfastmath.c: Likewise.
22420 * config/ia64/crti.asm: Likewise.
22421 * config/ia64/crtn.asm: Likewise.
22422 * config/ia64/fde-glibc.c: Likewise.
22423 * config/ia64/lib1funcs.asm: Likewise.
22424 * config/ia64/linux-unwind.h: Likewise.
22425 * config/ia64/quadlib.c: Likewise.
22426 * config/ia64/unwind-ia64.c: Likewise.
22427 * config/linux.h: Likewise.
22428 * config/m32c/m32c-lib1.S: Likewise.
22429 * config/m32c/m32c-lib2-trapv.c: Likewise.
22430 * config/m32c/m32c-lib2.c: Likewise.
22431 * config/m32r/initfini.c: Likewise.
22432 * config/m68hc11/larith.asm: Likewise.
22433 * config/m68hc11/m68hc11-crt0.S: Likewise.
22434 * config/m68k/cf.md: Likewise.
22435 * config/m68k/crti.s: Likewise.
22436 * config/m68k/crtn.s: Likewise.
22437 * config/m68k/lb1sf68.asm: Likewise.
22438 * config/m68k/linux-unwind.h: Likewise.
22439 * config/mcore/crti.asm: Likewise.
22440 * config/mcore/crtn.asm: Likewise.
22441 * config/mcore/lib1.asm: Likewise.
22442 * config/mips/linux-unwind.h: Likewise.
22443 * config/mips/loongson.h: Likewise.
22444 * config/mips/mips16.S: Likewise.
22445 * config/mmix/crti.asm: Likewise.
22446 * config/mmix/crtn.asm: Likewise.
22447 * config/pa/fptr.c: Likewise.
22448 * config/pa/hpux-unwind.h: Likewise.
22449 * config/pa/lib2funcs.asm: Likewise.
22450 * config/pa/linux-atomic.c: Likewise.
22451 * config/pa/linux-unwind.h: Likewise.
22452 * config/pa/milli64.S: Likewise.
22453 * config/pa/quadlib.c: Likewise.
22454 * config/pa/stublib.c: Likewise.
22455 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22456 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22457 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22458 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22459 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22460 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22461 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22462 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22463 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22464 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22465 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22466 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22467 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22468 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22469 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22470 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22471 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22472 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22473 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22474 * config/rs6000/750cl.h: Likewise.
22475 * config/rs6000/altivec.h: Likewise.
22476 * config/rs6000/biarch64.h: Likewise.
22477 * config/rs6000/crtresfpr.asm: Likewise.
22478 * config/rs6000/crtresgpr.asm: Likewise.
22479 * config/rs6000/crtresxfpr.asm: Likewise.
22480 * config/rs6000/crtresxgpr.asm: Likewise.
22481 * config/rs6000/crtsavfpr.asm: Likewise.
22482 * config/rs6000/crtsavgpr.asm: Likewise.
22483 * config/rs6000/darwin-asm.h: Likewise.
22484 * config/rs6000/darwin-fallback.c: Likewise.
22485 * config/rs6000/darwin-fpsave.asm: Likewise.
22486 * config/rs6000/darwin-ldouble.c: Likewise.
22487 * config/rs6000/darwin-tramp.asm: Likewise.
22488 * config/rs6000/darwin-unwind.h: Likewise.
22489 * config/rs6000/darwin-vecsave.asm: Likewise.
22490 * config/rs6000/darwin-world.asm: Likewise.
22491 * config/rs6000/e500crtres32gpr.asm: Likewise.
22492 * config/rs6000/e500crtres64gpr.asm: Likewise.
22493 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22494 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22495 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22496 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22497 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22498 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22499 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22500 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22501 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22502 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22503 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22504 * config/rs6000/eabi-ci.asm: Likewise.
22505 * config/rs6000/eabi-cn.asm: Likewise.
22506 * config/rs6000/eabi.asm: Likewise.
22507 * config/rs6000/linux-unwind.h: Likewise.
22508 * config/rs6000/linux64.h: Likewise.
22509 * config/rs6000/paired.h: Likewise.
22510 * config/rs6000/paired.md: Likewise.
22511 * config/rs6000/ppc64-fp.c: Likewise.
22512 * config/rs6000/ppu_intrinsics.h: Likewise.
22513 * config/rs6000/rs6000.h: Likewise.
22514 * config/rs6000/si2vmx.h: Likewise.
22515 * config/rs6000/sol-ci.asm: Likewise.
22516 * config/rs6000/sol-cn.asm: Likewise.
22517 * config/rs6000/spe.h: Likewise.
22518 * config/rs6000/spu2vmx.h: Likewise.
22519 * config/rs6000/sysv4.h: Likewise.
22520 * config/rs6000/tramp.asm: Likewise.
22521 * config/rs6000/vec_types.h: Likewise.
22522 * config/s390/linux-unwind.h: Likewise.
22523 * config/s390/tpf-unwind.h: Likewise.
22524 * config/score/crti.asm: Likewise.
22525 * config/score/crtn.asm: Likewise.
22526 * config/sh/crt1.asm: Likewise.
22527 * config/sh/crti.asm: Likewise.
22528 * config/sh/crtn.asm: Likewise.
22529 * config/sh/divtab-sh4-300.c: Likewise.
22530 * config/sh/divtab-sh4.c: Likewise.
22531 * config/sh/divtab.c: Likewise.
22532 * config/sh/lib1funcs-4-300.asm: Likewise.
22533 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22534 * config/sh/lib1funcs.asm: Likewise.
22535 * config/sh/lib1funcs.h: Likewise.
22536 * config/sh/linux-atomic.asm: Likewise.
22537 * config/sh/linux-unwind.h: Likewise.
22538 * config/sh/shmedia.h: Likewise.
22539 * config/sh/sshmedia.h: Likewise.
22540 * config/sh/ushmedia.h: Likewise.
22541 * config/sparc/crtfastmath.c: Likewise.
22542 * config/sparc/linux-unwind.h: Likewise.
22543 * config/sparc/sol2-c1.asm: Likewise.
22544 * config/sparc/sol2-ci.asm: Likewise.
22545 * config/sparc/sol2-cn.asm: Likewise.
22546 * config/spu/divmodti4.c: Likewise.
22547 * config/spu/divv2df3.c: Likewise.
22548 * config/spu/float_disf.c: Likewise.
22549 * config/spu/float_unsdidf.c: Likewise.
22550 * config/spu/float_unsdisf.c: Likewise.
22551 * config/spu/float_unssidf.c: Likewise.
22552 * config/spu/mfc_multi_tag_release.c: Likewise.
22553 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22554 * config/spu/mfc_tag_release.c: Likewise.
22555 * config/spu/mfc_tag_reserve.c: Likewise.
22556 * config/spu/mfc_tag_table.c: Likewise.
22557 * config/spu/multi3.c: Likewise.
22558 * config/spu/spu_internals.h: Likewise.
22559 * config/spu/spu_intrinsics.h: Likewise.
22560 * config/spu/spu_mfcio.h: Likewise.
22561 * config/spu/vec_types.h: Likewise.
22562 * config/spu/vmx2spu.h: Likewise.
22563 * config/stormy16/stormy16-lib2.c: Likewise.
22564 * config/svr4.h: Likewise.
22565 * config/sync.c: Likewise.
22566 * config/v850/lib1funcs.asm: Likewise.
22567 * config/vxlib-tls.c: Likewise.
22568 * config/vxlib.c: Likewise.
22569 * config/vxworks-dummy.h: Likewise.
22570 * config/xtensa/crti.asm: Likewise.
22571 * config/xtensa/crtn.asm: Likewise.
22572 * config/xtensa/ieee754-df.S: Likewise.
22573 * config/xtensa/ieee754-sf.S: Likewise.
22574 * config/xtensa/lib1funcs.asm: Likewise.
22575 * config/xtensa/lib2funcs.S: Likewise.
22576 * config/xtensa/linux-unwind.h: Likewise.
22577 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22578 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22579 * coretypes.h: Likewise.
22580 * crtstuff.c: Likewise.
22581 * defaults.h: Likewise.
22582 * dwarf2.h: Likewise.
22583 * emutls.c: Likewise.
22584 * gbl-ctors.h: Likewise.
22585 * gcov-io.h: Likewise.
22586 * ginclude/float.h: Likewise.
22587 * ginclude/iso646.h: Likewise.
22588 * ginclude/stdarg.h: Likewise.
22589 * ginclude/stdbool.h: Likewise.
22590 * ginclude/stddef.h: Likewise.
22591 * ginclude/stdfix.h: Likewise.
22592 * ginclude/stdint-gcc.h: Likewise.
22593 * ginclude/tgmath.h: Likewise.
22594 * gthr-aix.h: Likewise.
22595 * gthr-dce.h: Likewise.
22596 * gthr-gnat.c: Likewise.
22597 * gthr-gnat.h: Likewise.
22598 * gthr-lynx.h: Likewise.
22599 * gthr-mipssde.h: Likewise.
22600 * gthr-nks.h: Likewise.
22601 * gthr-posix.c: Likewise.
22602 * gthr-posix.h: Likewise.
22603 * gthr-posix95.h: Likewise.
22604 * gthr-rtems.h: Likewise.
22605 * gthr-single.h: Likewise.
22606 * gthr-solaris.h: Likewise.
22607 * gthr-tpf.h: Likewise.
22608 * gthr-vxworks.h: Likewise.
22609 * gthr-win32.h: Likewise.
22610 * gthr.h: Likewise.
22611 * libgcc2.c: Likewise.
22612 * libgcc2.h: Likewise.
22613 * libgcov.c: Likewise.
22614 * tsystem.h: Likewise.
22615 * typeclass.h: Likewise.
22616 * unwind-c.c: Likewise.
22617 * unwind-compat.h: Likewise.
22618 * unwind-dw2-fde-compat.c: Likewise.
22619 * unwind-dw2-fde-darwin.c: Likewise.
22620 * unwind-dw2-fde-glibc.c: Likewise.
22621 * unwind-dw2-fde.c: Likewise.
22622 * unwind-dw2-fde.h: Likewise.
22623 * unwind-dw2.c: Likewise.
22624 * unwind-dw2.h: Likewise.
22625 * unwind-generic.h: Likewise.
22626 * unwind-pe.h: Likewise.
22627 * unwind-sjlj.c: Likewise.
22628 * unwind.inc: Likewise.
22629 * config/arm/neon-gen.ml: Change generated copyright header to
22630 refer to version 3 of the GNU General Public License with
22631 version 3.1 of the GCC Runtime Library Exception and to point
22632 readers at the COPYING3 and COPYING3.RUNTIME files and the
22633 FSF's license web page.
22634 * config/arm/arm_neon.h: Regenerate.
22636 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22638 * config/cris/cris.md: Change copyright header to refer to version
22639 3 of the GNU General Public License.
22640 * doc/install.texi2html: Change copyright header to refer to version
22641 3 of the GNU General Public License and to point readers at the
22642 COPYING3 file and the FSF's license web page.
22643 * config/vax/linux.h: Likewise.
22645 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22647 * config/i386/i386.md (cmpcc): New.
22648 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22649 (sync_compare_and_swap_cc*): Delete.
22651 * config/s390/s390.c (s390_compare_emitted): Remove.
22652 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22653 s390_compare_emitted used to be handled. Assert that modes match.
22654 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22655 refer to sync_compare_and_swap_ccsi.
22656 * config/s390/s390.h (s390_compare_emitted): Remove.
22657 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22658 instead of s390_compare_emitted.
22659 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22660 instead of s390_compare_emitted.
22661 * config/s390/s390.md (cmpcc): New.
22662 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22663 CC_REGNUM, do not pretend it's set.
22664 (sync_compare_and_swap_cc*): Delete.
22665 * config/s390/predicates.md (cc_reg_operand): New.
22667 * expr.c (sync_compare_and_swap_cc): Delete.
22668 * optabs.h (sync_compare_and_swap_cc): Delete.
22669 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22670 is being used with can_compare_p.
22671 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22672 (find_cc_set): New.
22673 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22674 look for a MODE_CC set instead. Use emit_store_flag.
22675 (expand_compare_and_swap_loop): Likewise, with some additional
22676 complication to avoid a force_reg when useless. Use
22677 emit_cmp_and_jump_insns.
22678 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22679 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22680 sync_compare_and_swap documentation.
22682 2009-04-09 Jan Hubicka <jh@suse.cz>
22684 * except.c (find_prev_try): Break out from ....
22685 (duplicate_eh_regions): ... here; properly update prev_try pointers
22686 when duplication part of tree.
22687 (dump_eh_tree): Improve dumping.
22688 (verify_eh_region): New.
22689 (verify_eh_tree): Use it.
22691 2009-04-06 Richard Guenther <rguenther@suse.de>
22693 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22694 &ARRAY addresses by adjusting their types and prepending
22696 * tree-cfg.c (verify_gimple_assign_single): Verify that
22697 addresses are correct.
22699 2009-04-09 Richard Guenther <rguenther@suse.de>
22701 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22702 indices into an array reference if possible.
22703 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22704 Fold POINTER_PLUS_EXPR statements with invariant address.
22706 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22709 * config.gcc (powerpc64-*-linux*): Always build biarch.
22711 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22714 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22715 it and pedwarn if this results in an INTEGER_CST.
22717 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22719 * doc/install.texi: Update minimum GMP version. Remove obsolete
22720 text in MPFR section.
22722 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22724 * dwarf2out.c (class_scope_p): New static inline.
22725 (class_or_namespace_scope_p): Use it.
22726 (gen_variable_die): Use DW_TAG_member tag for static data member
22727 declarations instead of DW_TAG_variable.
22729 PR middle-end/39573
22730 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22733 2009-04-08 Richard Guenther <rguenther@suse.de>
22735 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22736 valueize random data.
22738 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22740 * config.gcc (aix tm_file): Add aix-stdint.h.
22741 (aix tm clause use_gcc_stdint): Set to wrap.
22742 * config/rs6000/aix-stdint.h: New file.
22744 2009-04-08 Richard Guenther <rguenther@suse.de>
22746 PR middle-end/36291
22747 * tree-dfa.c (add_referenced_var): Do not recurse into
22748 global initializers.
22749 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22751 (fold_const_aggregate_ref): Likewise.
22753 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22755 * recog.c (ordered_comparison_operator): New.
22756 * gensupport.c (std_preds): Add it.
22757 * doc/md.texi (Machine-Independent Predicates): Document it.
22759 2009-04-08 Jan Hubicka <jh@suse.cz>
22761 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22762 * function.h (rtl_eh): Remove exception_handler_label_map.
22763 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22764 remove_exception_handler_label, for_each_eh_label_1): Remove.
22765 (rtl_remove_unreachable_regions): Remove.
22766 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22767 (find_exception_handler_labels): Don't build the hashtable.
22768 (maybe_remove_eh_handler): Remove.
22769 (for_each_eh_label): Rewrite to walk the tree.
22770 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22771 * except.h (maybe_remove_eh_handler): Remove.
22772 * passes.c (init_optimization_passes): Schedule second EH cleanup
22774 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22775 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22777 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22779 * genoutput.c (validate_optab_operands): New.
22780 (gen_insn, gen_expand): Call it.
22782 * genflags.c (gen_insn): Detect misused iterators.
22783 (main): Pass line_no to gen_insn, exit with status 1 on error.
22785 * genextract.c (line_no): Make global.
22786 (VEC_safe_set_locstr): Change assertion to error message.
22787 (main): Exit with status 1 on error.
22789 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22793 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22794 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22795 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22796 * c-convert.c (convert): Do not call fold on results of conversion
22797 functions when the result is a C_MAYBE_CONST_EXPR.
22798 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22799 of __builtin_choose_expr.
22800 * c-typeck.c (remove_c_maybe_const_expr): New.
22801 (build_unary_op, build_conditional_expr, build_compound_expr,
22802 build_binary_op, c_objc_common_truthvalue_conversion): Call
22803 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22806 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22808 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22809 CODE to produce a new one. Add a prototype to use fold_convert_const
22811 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22814 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22815 mix declarations and code.
22817 2009-04-08 Ben Elliston <bje@au.ibm.com>
22819 * gcc.c: Replace `CC' with `GCC' throughout.
22821 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22823 * doc/invoke.texi: Document Atom support.
22825 2009-04-07 Jason Merrill <jason@redhat.com>
22828 * c-common.h, c-common.c: Add flag_pretty_templates.
22829 * c-opts.c (c_common_handle_option): Set it.
22830 * c.opt: Add -fno-pretty-templates.
22831 * doc/invoke.texi (C++ Dialect Options): Likewise.
22833 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22835 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22836 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22837 (ia64_expand_builtin): Likewise.
22839 2009-04-07 Martin Jambor <mjambor@suse.cz>
22841 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22842 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22843 ADDR_EXPRS are include too.
22845 2009-04-07 Richard Guenther <rguenther@suse.de>
22847 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22848 decls are only used if passes as parameters or if they are
22849 local statics and the call is not to a builtin.
22850 (call_may_clobber_ref_p_1): Likewise.
22852 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22854 * expr.c (do_store_flag): Remove last argument. Simplify code
22855 to avoid duplication of tests already done by can_compare_p.
22856 (expand_expr_real_1): Adjust caller.
22858 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22860 * optabs.c (can_compare_p): Test the predicate of a
22861 cbranch and cstore pattern.
22863 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22865 * expr.c (convert_move): Use emit_store_flag instead of
22868 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22870 * config/i386/i386.c (ix86_compare_emitted): Remove.
22871 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22872 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22873 * config/i386/i386.h (ix86_compare_emitted): Remove.
22874 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22875 instead of ix86_compare_emitted.
22876 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22878 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22880 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22881 Add t-sysroot-suffix to tmake_file.
22882 * config/print-sysroot-suffix.sh: New file.
22883 * config/t-sysroot-suffix: New file.
22885 2009-04-07 Ben Elliston <bje@au.ibm.com>
22887 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22888 as the latter produces a warning when the target does not support
22891 2009-04-07 Ben Elliston <bje@au.ibm.com>
22893 * dfp.c: Replace type punning assignments with memcpy throughout.
22894 * Makefile.in (dfp.o-warn): Remove.
22896 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22899 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22900 Include soft-fp/t-softfp after rs6000/t-linux64.
22902 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22904 * stor-layout.c (set_sizetype): Use the full precision of their
22905 machine mode for bitsize types.
22907 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22909 * config/i386/i386.md: Revert 2 accidental checkins.
22911 2009-04-06 Joey Ye <joey.ye@intel.com>
22912 Xuepeng Guo <xuepeng.guo@intel.com>
22913 H.J. Lu <hongjiu.lu@intel.com>
22915 Atom pipeline model, tuning and insn selection.
22916 * config.gcc (atom): Add atom config options and target.
22918 * config/i386/atom.md: New.
22920 * config/i386/i386.c (atom_cost): New cost.
22921 (m_ATOM): New macro flag.
22922 (initial_ix86_tune_features): Set m_ATOM.
22923 (x86_accumulate_outgoing_args): Likewise.
22924 (x86_arch_always_fancy_math_387): Likewise.
22925 (processor_target): Add Atom cost.
22926 (cpu_names): Add Atom cpu name.
22927 (override_options): Set Atom ISA.
22928 (ix86_issue_rate): New case PROCESSOR_ATOM.
22929 (ix86_adjust_cost): Likewise.
22931 * config/i386/i386.h (TARGET_ATOM): New target macro.
22932 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22933 (TARGET_OPT_AGU): New target option.
22934 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22935 (processor_type): Add PROCESSOR_ATOM.
22937 * config/i386/i386.md (cpu): Add new value "atom".
22938 (use_carry, movu): New attr.
22939 (atom.md): Include atom.md.
22940 (adddi3_carry_rex64): Set attr "use_carry".
22941 (addqi3_carry): Likewise.
22942 (addhi3_carry): Likewise.
22943 (addsi3_carry): Likewise.
22944 (*addsi3_carry_zext): Likewise.
22945 (subdi3_carry_rex64): Likewise.
22946 (subqi3_carry): Likewise.
22947 (subhi3_carry): Likewise.
22948 (subsi3_carry): Likewise.
22949 (x86_movdicc_0_m1_rex64): Likewise.
22950 (*x86_movdicc_0_m1_se): Likewise.
22951 (x86_movsicc_0_m1): Likewise.
22952 (*x86_movsicc_0_m1_se): Likewise.
22953 (*adddi_1_rex64): Emit add insn as much as possible.
22954 (*addsi_1): Likewise.
22955 (return_internal): Set atom_unit.
22956 (return_internal_long): Likewise.
22957 (return_pop_internal): Likewise.
22958 (*rcpsf2_sse): Set atom_sse_attr attr.
22959 (*qrt<mode>2_sse): Likewise.
22960 (*prefetch_sse): Likewise.
22962 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22964 (ix86_target_macros_internal): Likewise.
22966 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22967 (*prefetch_sse_rex): Likewise.
22968 (sse_rcpv4sf2): Likewise.
22969 (sse_vmrcpv4sf2): Likewise.
22970 (sse_sqrtv4sf2): Likewise.
22971 (<sse>_vmsqrt<mode>2): Likewise.
22972 (sse_ldmxcsr): Likewise.
22973 (sse_stmxcsr): Likewise.
22974 (*sse_sfence): Likewise.
22975 (sse2_clflush): Likewise.
22976 (*sse2_mfence): Likewise.
22977 (*sse2_lfence): Likewise.
22978 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22979 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22980 (avx_movdqu<avxmodesuffix>): Likewise.
22981 (avx_lddqu<avxmodesuffix>): Likewise.
22982 (sse2_movntv2di): Change attr "type" to "ssemov".
22983 (sse2_movntsi): Likewise.
22984 (rsqrtv8sf2): Change attr "type" to "sseadd".
22985 (sse3_addsubv2df3): Set attr "atom_unit".
22986 (sse3_h<plusminus_insn>v4sf3): Likewise.
22987 (*sse2_pmaddwd): Likewise.
22988 (*vec_extractv2di_1_rex64): Likewise.
22989 (*vec_extractv2di_1_avx): Likewise.
22990 (sse2_psadbw): Likewise.
22991 (ssse3_phaddwv8hi3): Likewise.
22992 (ssse3_phaddwv4hi3): Likewise.
22993 (ssse3_phadddv4si3): Likewise.
22994 (ssse3_phadddv2si3): Likewise.
22995 (ssse3_phaddswv8hi3): Likewise.
22996 (ssse3_phaddswv4hi3): Likewise.
22997 (ssse3_phsubwv8hi3): Likewise.
22998 (ssse3_phsubwv4hi3): Likewise.
22999 (ssse3_phsubdv4si3): Likewise.
23000 (ssse3_phsubdv2si3): Likewise.
23001 (ssse3_phsubswv8hi3): Likewise.
23002 (ssse3_phsubswv4hi3): Likewise.
23003 (ssse3_pmaddubsw128): Likewise.
23004 (sse3_pmaddubsw: Likewise.
23005 (ssse3_palignrti): Likewise.
23006 (ssse3_palignrdi): Likewise.
23008 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23010 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23012 2009-04-06 Richard Guenther <rguenther@suse.de>
23014 PR tree-optimization/28868
23015 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23016 of which PHI results we inserted.
23017 (insert_into_preds_of_block): Record inserted PHIs.
23018 (eliminate): Eliminate redundant PHI nodes.
23019 (init_pre): Init inserted_phi_names.
23021 2009-04-06 Richard Guenther <rguenther@suse.de>
23023 PR tree-optimization/39643
23024 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23025 IMAGPART_EXPRs of complex constants.
23026 (execute_fold_all_builtins): If we folded a call queue
23027 TODO_update_address_taken.
23029 2009-04-06 Jan Hubicka <jh@suse.cz>
23031 PR middle-end/39659
23032 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23035 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23037 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23039 (ic_invalidate_array): Likewise.
23041 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23043 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23044 alignment for library calls.
23046 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23048 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23049 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23050 * config/i386/mingw-stdint.h: New file.
23052 2009-04-05 Richard Guenther <rguenther@suse.de>
23054 PR tree-optimization/39648
23055 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23056 our &A vs. &A[0] IL deficiencies.
23058 2009-04-04 Jan Hubicka <jh@suse.cz>
23060 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23061 removed toplevel regions.
23062 (sjlj_mark_call_sites): Likewise.
23064 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23066 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23067 (cygwin tm clause use_gcc_stdint): Set to wrap.
23068 * config/i386/cygwin-stdint.h: New file.
23070 2009-04-04 Richard Guenther <rguenther@suse.de>
23072 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23073 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23074 single-argument PHIs if we are in loop-closed SSA form.
23075 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23076 for the pre-condition.
23077 (slpeel_tree_peel_loop_to_edge): Likewise.
23078 (vect_build_loop_niters): Take an optional sequence to append stmts.
23079 (vect_generate_tmps_on_preheader): Likewise.
23080 (vect_do_peeling_for_loop_bound): Take extra guards for the
23082 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23083 the cost model check.
23084 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23085 guards if we are going to peel. Do not apply versioning in that case.
23086 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23087 (vect_do_peeling_for_loop_bound): Likewise.
23088 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23089 loop bound only record extra pre-conditions, do not apply loop
23092 2009-04-04 Richard Guenther <rguenther@suse.de>
23094 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23097 2009-04-04 Jan Hubicka <jh@suse.cz>
23099 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23100 last_basic_block for size of bb->index indexed array.
23101 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23102 compute_out, link_btr_uses, build_btr_def_use_webs,
23103 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23105 2009-04-04 Jan Hubicka <jh@suse.cz>
23107 * except.c (remove_eh_handler_and_replace): Break out from ...
23108 (remove_eh_handler): ... here.
23109 (bring_to_root): New function.
23110 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23111 handled ones, bring others to root of tree.
23113 2009-04-04 Jan Hubicka <jh@suse.cz>
23115 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23116 (all_phis_safe_to_merge): New function.
23117 (update_info): New structure.
23118 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23119 (cleanup_empty_eh): Update SSA if possible.
23121 2009-04-04 Richard Guenther <rguenther@suse.de>
23123 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23124 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23125 (append_vuse): Likewise.
23127 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23129 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23130 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23131 instead of REG_UNSAVED for DW_CFA_undefined.
23132 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23133 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23136 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23139 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23141 2009-04-04 Richard Guenther <rguenther@suse.de>
23143 PR tree-optimization/8781
23144 PR tree-optimization/37892
23145 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23146 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23147 (valueize_refs): Call it for *& valueizations.
23148 (shared_reference_ops_from_ref): Rename to ...
23149 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23150 (shared_reference_ops_from_call): Rename to ...
23151 (valueize_shared_reference_ops_from_call): ... this and valueize.
23152 (vn_reference_lookup): Update.
23153 (visit_reference_op_call): Likewise.
23154 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23155 (eliminate): Value-replace the call address in call statements.
23157 2009-04-04 Richard Guenther <rguenther@suse.de>
23159 PR tree-optimization/39636
23160 * tree-ssa-forwprop.c
23161 (forward_propagate_addr_into_variable_array_index): Check for
23162 GIMPLE_ASSIGN before accessing the rhs code.
23164 2009-04-03 Jason Merrill <jason@redhat.com>
23166 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23168 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23170 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23171 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23172 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23173 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23174 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23175 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23176 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23177 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23178 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23179 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23180 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23181 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23182 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23183 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23184 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23185 Use fr_reg_or_fp01_operand instead of fr_register_operand
23187 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23188 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23189 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23191 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23193 PR rtl-optimization/39607
23194 PR rtl-optimization/39631
23198 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23199 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23200 instead of DF_LR_OUT.
23201 * ira-lives.c (process_bb_node_lives): Ditto.
23202 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23203 instead of DF_LR_{OUT,IN}.
23204 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23205 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23207 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23209 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23210 (execute_lower_omp): Always run but take the short way out if -fopenmp
23212 (gate_lower_omp): Remove, forcing the pass manager to always run the
23213 pass and always set PROP_gimple_lomp.
23214 (pass_lower_omp): Remove gate function.
23215 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23216 PROP_trees. Instead, require it.
23217 * ipa-cp.c (pass_ipa_cp): Likewise.
23218 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23219 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23220 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23221 and PROP_gimple_leh.
23223 2009-04-03 Richard Guenther <rguenther@suse.de>
23225 PR middle-end/13146
23226 PR tree-optimization/23940
23227 PR tree-optimization/33237
23228 PR middle-end/33974
23229 PR middle-end/34093
23230 PR tree-optimization/36201
23231 PR tree-optimization/36230
23232 PR tree-optimization/38049
23233 PR tree-optimization/38207
23234 PR tree-optimization/38230
23235 PR tree-optimization/38301
23236 PR tree-optimization/38585
23237 PR middle-end/38895
23238 PR tree-optimization/38985
23239 PR tree-optimization/39299
23240 * tree-ssa-structalias.h: Remove.
23241 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23242 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23243 (struct vuse_element_d): Remove.
23244 (struct vuse_vec_d): Likewise.
23245 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23246 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23247 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23248 VUSE_ELEMENT_VAR): Likewise.
23249 (struct voptype_d): Likewise.
23250 (NUM_VOP_FREE_BUCKETS): Likewise.
23251 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23252 (struct stmt_operands_d): Remove.
23253 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23254 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23255 VDEF_NUM, VDEF_VECT): Likewise.
23256 (copy_virtual_operands): Remove.
23257 (operand_build_cmp): Likewise.
23258 (create_ssa_artificial_load_stmt): Likewise.
23259 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23260 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23261 vuse_index and mayuse_index members. Pack and move done and iter_type
23262 members to the front.
23263 (SSA_OP_VMAYUSE): Remove.
23264 (SSA_OP_VIRTUAL_USES): Adjust.
23265 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23266 (unlink_stmt_vdef): Declare.
23267 (add_to_addressable_set): Remove.
23268 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23269 (vrp_visit_stmt): Likewise.
23270 * doc/tree-ssa.texi (Alias analysis): Update.
23271 * doc/invoke.texi (max-aliased-vops): Remove docs.
23272 (avg-aliased-vops): Likewise.
23273 * tree-into-ssa.c (syms_to_rename): Remove.
23274 (need_to_update_vops_p): Likewise.
23275 (need_to_initialize_update_ssa_p): Rename to ...
23276 (update_ssa_initialized_fn): ... this. Track function we are
23278 (symbol_marked_for_renaming): Simplify.
23279 (add_new_name_mapping): Do not set need_to_update_vops_p.
23280 (dump_currdefs): Use SYMS_TO_RENAME.
23281 (rewrite_update_stmt): Always walk all uses/defs.
23282 (dump_update_ssa): Adjust.
23283 (init_update_ssa): Take function argument. Track what we are
23285 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23286 (create_new_def_for): Initialize for cfun, assert we are initialized
23288 (mark_sym_for_renaming): Simplify.
23289 (mark_set_for_renaming): Do not initialize update-ssa.
23290 (need_ssa_update_p): Simplify. Take function argument.
23291 (name_mappings_registered_p): Assert we ask for the correct function.
23292 (name_registered_for_update_p): Likewise.
23293 (ssa_names_to_replace): Likewise.
23294 (release_ssa_name_after_update_ssa): Likewise.
23295 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23296 (dump_decl_set): Do not print a newline.
23297 (debug_decl_set): Do it here.
23298 (dump_update_ssa): And here.
23299 * tree-ssa-loop-im.c (move_computations): Adjust.
23300 (movement_possibility): Likewise.
23301 (determine_max_movement): Likewise.
23302 (gather_mem_refs_stmt): Likewise.
23303 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23304 or NAME_MEMORY_TAG.
23305 * tree-complex.c (update_all_vops): Remove.
23306 (expand_complex_move): Adjust.
23307 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23308 Simplify test for memory referencing statement. Exclude
23309 non-invariant ADDR_EXPRs.
23310 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23311 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23312 (rdg_flag_uses): Likewise.
23313 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23315 (tree_optimize_tail_calls_1): Also split the
23316 edge from the entry block if we have degenerate PHI nodes in
23317 the first basic block.
23318 * tree.c (init_ttree): Remove memory-tag related code.
23319 (tree_code_size): Likewise.
23320 (tree_node_structure): Likewise.
23321 (build7_stat): Re-write to be build6_stat.
23322 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23323 (SSA_VAR_P): Adjust.
23324 (struct tree_memory_tag): Remove.
23325 (struct tree_memory_partition_tag): Likewise.
23326 (union tree_node): Adjust.
23327 (build7): Re-write to be build6.
23328 * tree-pass.h (pass_reset_cc_flags): Remove.
23329 (TODO_update_address_taken): New flag.
23330 (pass_simple_dse): Remove.
23331 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23332 * params.h (MAX_ALIASED_VOPS): Remove.
23333 (AVG_ALIASED_VOPS): Likewise.
23334 * omp-low.c (expand_omp_taskreg): Update SSA form.
23335 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23336 aliases the lhs in a copy stmt.
23337 * tree-ssa-dse.c (struct address_walk_data): Remove.
23338 (memory_ssa_name_same): Likewise.
23339 (memory_address_same): Likewise.
23340 (get_kill_of_stmt_lhs): Likewise.
23341 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23342 unused stores. Look through PHI nodes into post-dominated regions.
23343 (dse_optimize_stmt): Simplify. Properly remove stores.
23344 (tree_ssa_dse): Compute dominators.
23345 (execute_simple_dse): Remove.
23346 (pass_simple_dse): Likewise.
23347 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23348 gimple_loaded_syms and gimple_stored_syms computation.
23349 * toplev.c (dump_memory_report): Dump alias and pta stats.
23350 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23351 (vn_reference_eq): Likewise.
23352 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23353 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23354 valueize_vuses): Remove.
23355 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23356 (get_def_ref_stmt_vuse): ... this.
23357 (vn_reference_lookup_2): New function.
23358 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23359 walking equivalent vuses. Simplify.
23360 (vn_reference_lookup): Likewise.
23361 (vn_reference_insert): Likewise.
23362 (vn_reference_insert_pieces): Likewise.
23363 (visit_reference_op_call): Simplify.
23364 (visit_reference_op_load): Likewise.
23365 (visit_reference_op_store): Likewise.
23366 (init_scc_vn): Remove shared_lookup_vuses initialization.
23367 (free_scc_vn): Remove shared_lookup_vuses freeing.
23368 (sort_vuses, sort_vuses_heap): Remove.
23369 (get_ref_from_reference_ops): Export.
23370 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23371 vector with single vuse pointer.
23372 (vn_reference_lookup_pieces, vn_reference_lookup,
23373 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23374 (shared_vuses_from_stmt): Remove.
23375 (get_ref_from_reference_ops): Declare.
23376 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23377 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23378 memory-tag related code.
23379 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23380 (likely_value): Add comment, skip static-chain of call statements.
23381 (surely_varying_stmt_p): Adjust.
23382 (gimplify_and_update_call_from_tree): Likewise.
23383 (execute_fold_all_builtins): Do not rebuild alias info.
23384 (gimplify_and_update_call_from_tree): Properly update VOPs.
23385 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23386 (copy_ref_info): Remove memory-tag related code.
23387 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23388 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23389 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23391 * tree-ssa-dom.c (gimple_p): Remove typedef.
23392 (eliminate_redundant_computations): Adjust.
23393 (record_equivalences_from_stmt): Likewise.
23394 (avail_expr_hash): Likewise.
23395 (avail_expr_eq): Likewise.
23396 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23397 (stmt_makes_single_load): Likewise.
23398 (stmt_makes_single_store): Likewise.
23399 * tree-ssa-alias.c: Rewrite completely.
23400 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23401 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23402 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23403 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23404 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23405 Remove public functions.
23406 (pass_reset_cc_flags): Remove.
23407 (pass_build_alias): Move ...
23408 * tree-ssa-structalias.c (pass_build_alias): ... here.
23409 * tree-ssa-alias.c (may_be_aliased): Move ...
23410 * tree-flow-inline.h (may_be_aliased): ... here.
23411 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23412 count_uses_and_derefs): Move ...
23413 * gimple.c: ... here.
23414 * gimple.h (count_uses_and_derefs): Declare.
23415 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23416 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23417 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23418 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23419 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23420 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23421 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23423 * tree-dfa.c (refs_may_alias_p): Move ...
23424 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23425 * tree-ssa-alias.h: New file.
23426 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23427 (statement_sink_location): Likewise.
23428 * opts.c (decode_options): Do not adjust max-aliased-vops or
23429 avg-aliased-vops values.
23430 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23431 (TV_CALL_CLOBBER): Likewise.
23432 (TV_FLOW_SENSITIVE): Likewise.
23433 (TV_FLOW_INSENSITIVE): Likewise.
23434 (TV_MEMORY_PARTITIONING): Likewise.
23435 (TV_ALIAS_STMT_WALK): New timevar.
23436 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23437 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23438 (get_address_description): Remove memory-tag related code.
23439 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23440 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23441 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23442 and immediate uses in statements. Document.
23443 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23444 (dump_symbols): Remove.
23445 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23446 * alias.c (get_deref_alias_set): New function split out from ...
23447 (get_alias_set): ... here.
23448 * alias.h (get_deref_alias_set): Declare.
23449 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23450 type parameter. Remove restrict pointer handling. Create a
23451 ref-all pointer in case type-based alias sets do not conflict.
23452 (vect_analyze_data_refs): Remove SMT related code.
23453 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23454 (vectorizable_load): Likewise.
23455 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23456 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23457 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23458 Ignore vops and SMTs.
23459 (dr_analyze_alias): Likewise..
23460 (free_data_ref): Likewise.
23461 (create_data_ref): Likewise.
23462 (analyze_all_data_dependences): Likewise.
23463 (get_references_in_stmt): Adjust.
23464 * tree-flow-inline.h (gimple_aliases_computed_p,
23465 gimple_addressable_vars, gimple_call_clobbered_vars,
23466 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23467 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23468 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23469 gimple_mem_ref_stats): Remove.
23470 (gimple_vop): New function.
23471 (op_iter_next_use): Remove vuses and mayuses cases.
23472 (op_iter_next_def): Remove vdefs case.
23473 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23474 (clear_and_done_ssa_iter): Do not set removed fields.
23475 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23476 Assert we are not iterating over vuses or vdefs if not also
23477 iterating over uses or defs.
23478 (op_iter_init_use): Likewise.
23479 (op_iter_init_def): Likewise.
23480 (op_iter_next_vdef): Remove.
23481 (op_iter_next_mustdef): Likewise.
23482 (op_iter_init_vdef): Likewise.
23483 (compare_ssa_operands_equal): Likewise.
23484 (link_use_stmts_after): Handle vuse operand.
23485 (is_call_used): Use is_call_clobbered.
23486 (is_call_clobbered): Global variables are always call clobbered,
23487 query the call-clobbers bitmap.
23488 (mark_call_clobbered): Ignore global variables.
23489 (clear_call_clobbered): Likewise.
23490 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23491 virtual operands sanity check.
23492 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23494 (TARGET_MEM_REF): Remove TMR_TAG operand.
23495 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23496 Remove call-clobber related code.
23497 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23498 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23499 partitions or escape reason.
23500 (get_single_def_stmt, get_single_def_stmt_from_phi,
23501 get_single_def_stmt_with_phi): Remove.
23502 (dump_referenced_vars): Tidy.
23503 (get_ref_base_and_extent): Allow bare decls.
23504 (collect_dfa_stats): Adjust.
23505 * graphite.c (rename_variables_in_stmt): Adjust.
23506 (graphite_copy_stmts_from_block): Likewise.
23507 (translate_clast): Likewise.
23508 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23510 (translate_vuse_through_block): Use the oracle.
23511 (phi_translate_1): Adjust.
23512 (value_dies_in_block_x): Use the oracle. Cache the outcome
23514 (valid_in_sets): Check if the VUSE for
23515 a REFERENCE is available.
23516 (eliminate): Do not remove stmts during elimination,
23517 instead queue and remove them afterwards.
23518 (do_pre): Do not rebuild alias info.
23519 (pass_pre): Run TODO_rebuild_alias before PRE.
23520 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23521 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23522 (mark_all_v_defs_stmt): Remove.
23523 (mark_all_v_defs_seq): Adjust.
23524 (sra_replace): Likewise.
23525 (scalarize_use): Likewise.
23526 (scalarize_copy): Likewise.
23527 (scalarize_init): Likewise.
23528 (scalarize_ldst): Likewise.
23529 (todoflags): Remove.
23530 (tree_sra): Do not rebuild alias info.
23531 (tree_sra_early): Adjust.
23532 (pass_sra): Run TODO_update_address_taken before SRA.
23533 * tree-predcom.c (set_alias_info): Remove.
23534 (prepare_initializers_chain): Do not call it.
23535 (mark_virtual_ops_for_renaming): Adjust.
23536 (mark_virtual_ops_for_renaming_list): Remove.
23537 (initialize_root_vars): Adjust.
23538 (initialize_root_vars_lm): Likewise.
23539 (prepare_initializers_chain): Likewise.
23540 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23541 (may_propagate_copy_into_stmt): Likewise.
23542 (merge_alias_info): Do nothing for now.
23543 (propagate_tree_value_into_stmt): Adjust.
23544 (stmt_may_generate_copy): Likewise.
23545 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23546 not mark symbols for renaming.
23547 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23548 with the same statement, make sure to update the new pointed-to one.
23549 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23550 call statements, do not mark symbols for renaming.
23551 (mark_operand_necessary): Dump something.
23552 (ref_may_be_aliased): New function.
23553 (mark_aliased_reaching_defs_necessary_1): New helper function.
23554 (mark_aliased_reaching_defs_necessary): Likewise.
23555 (mark_all_reaching_defs_necessary_1): Likewise.
23556 (mark_all_reaching_defs_necessary): Likewise.
23557 (propagate_necessity): Do not process virtual PHIs. For
23558 non-aliased loads mark all reaching definitions as necessary.
23559 For aliased loads and stores mark the immediate dominating
23560 aliased clobbers as necessary.
23561 (visited): New global static.
23562 (perform_tree_ssa_dce): Free visited bitmap after propagating
23564 (remove_dead_phis): Perform simple dead virtual PHI removal.
23565 (remove_dead_stmt): Properly unlink virtual operands when
23567 (eliminate_unnecessary_stmts): Schedule PHI removal after
23569 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23570 (process_replaceable): Likewise.
23571 (find_replaceable_in_bb): Likewise.
23572 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23573 based on the single gimple vop.
23574 (verify_flow_insensitive_alias_info): Remove.
23575 (verify_flow_sensitive_alias_info): Likewise.
23576 (verify_call_clobbering): Likewise.
23577 (verify_memory_partitions): Likewise.
23578 (verify_alias_info): Likewise.
23579 (verify_ssa): Adjust..
23580 (execute_update_addresses_taken): Export. Update SSA
23581 manually. Optimize only when optimizing. Use a local bitmap.
23582 (pass_update_address_taken): Remove TODO_update_ssa, add
23584 (pass_update_address_taken): Just use TODO_update_address_taken.
23585 (init_tree_ssa): Do not initialize addressable_vars.
23586 (verify_ssa): Verify new VUSE / VDEF properties.
23587 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23588 Do not call verify_alias_info.
23589 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23590 Do not free the loaded and stored syms bitmaps. Reset the escaped
23591 and callused solutions. Do not free addressable_vars.
23592 Remove memory-tag related code.
23593 (warn_uninitialized_var): Aliases are always available.
23594 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23595 * lambda-code.c (can_put_in_inner_loop): Adjust.
23596 (can_put_after_inner_loop): Likewise.
23597 (perfect_nestify): Likewise.
23598 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23599 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23600 (vectorizable_conversion): Do not mark symbols for renaming.
23601 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23602 (expand_call_inline): Unlink the calls virtual operands before
23604 (tree_function_versioning): Do not call update_ssa if we are not
23605 updating clones. Simplify.
23606 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23607 (propagate_with_phi): Likewise..
23608 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23609 clobber code. Assert we are not aliased or global.
23610 * tree-flow.h: Include tree-ssa-alias.h
23611 (enum escape_type): Remove.
23612 (struct mem_sym_stats_d): Likewise.
23613 (struct mem_ref_stats_d): Likewise.
23614 (struct gimple_df): Add vop member. Remove global_var,
23615 call_clobbered_vars, call_used_vars, addressable_vars,
23616 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23617 escaped and callused members.
23618 (struct ptr_info_def): Remove all members, add points-to solution
23620 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23621 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23622 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23623 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23624 (tree-ssa-alias.o): Likewise.
23625 (toplev.o): Add tree-ssa-alias.h
23626 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23627 * gimple.c (gimple_set_bb): Fix off-by-one error.
23628 (is_gimple_reg): Do not handle memory tags.
23629 (gimple_copy): Also copy virtual operands.
23630 Delay updating the statement. Do not reset loaded and stored syms.
23631 (gimple_set_stored_syms): Remove.
23632 (gimple_set_loaded_syms): Likewise.
23633 (gimple_call_copy_skip_args): Copy the virtual operands
23634 and mark the new statement modified.
23635 * tree-ssa-structalias.c (may_alias_p): Remove.
23636 (set_uids_in_ptset): Take the alias set to prune with as
23637 parameter. Fold in the alias test of may_alias_p.
23638 (compute_points_to_sets): Compute whether a ptr is dereferenced
23639 in a local sbitmap.
23640 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23641 other ADDRESSOF constraints on the lhs.
23642 (get_constraint_for_component_ref): Assert that we don't get
23643 ADDRESSOF constraints from the base of the reference.
23644 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23645 (struct variable_info): Remove collapsed_to member.
23646 (get_varinfo_fc): Remove.
23647 (new_var_info): Do not set collapsed_to.
23648 (dump_constraint): Do not follow cycles.
23649 (dump_constraint_graph): Likewise.
23650 (build_pred_graph): Likewise.
23651 (build_succ_graph): Likewise.
23652 (rewrite_constraints): Likewise.
23653 (do_simple_structure_copy): Remove.
23654 (do_rhs_deref_structure_copy): Remove.
23655 (do_lhs_deref_structure_copy): Remove.
23656 (collapse_rest_of_var): Remove.
23657 (do_structure_copy): Re-implement.
23658 (pta_stats): New global variable.
23659 (dump_pta_stats): New function.
23660 (struct constraint_expr): Make offset signed.
23661 (UNKNOWN_OFFSET): Define special value.
23662 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23663 (solution_set_expand): New helper function split out from ...
23664 (do_sd_constraint): ... here.
23665 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23666 (do_ds_constraint): Likewise.
23667 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23668 and CALLUSED = *CALLUSED.
23669 (set_union_with_increment): Make inc argument signed.
23670 (type_safe): Remove.
23671 (get_constraint_for_ptr_offset): Handle unknown and negative
23673 (first_vi_for_offset): Handle offsets before start. Bail
23674 out early for offsets beyond the variable extent.
23675 (first_or_preceding_vi_for_offset): New function.
23676 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23677 Together with ESCAPED = *ESCAPED this properly computes reachability.
23678 (find_what_var_points_to): New function.
23679 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23680 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23681 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23682 pt_solutions_intersect): New functions.
23683 (compute_call_used_vars): Remove.
23684 (compute_may_aliases): New main entry into PTA computation.
23685 * gimple.h (gimple_p): New typedef.
23686 (struct gimple_statement_base): Remove references_memory_p.
23687 (struct gimple_statement_with_memory_ops_base): Remove
23688 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23690 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23691 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23692 gimple_set_references_memory): Remove.
23693 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23694 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23696 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23697 (verify_expr): Allow RESULT_DECL.
23698 (gimple_duplicate_bb): Do not copy virtual operands.
23699 (gimple_duplicate_sese_region): Adjust.
23700 (gimple_duplicate_sese_tail): Likewise.
23701 (mark_virtual_ops_in_region): Remove.
23702 (move_sese_region_to_fn): Do not call it.
23703 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23704 and pass_simple_dse.
23705 (execute_function_todo): Handle TODO_update_address_taken,
23706 call execute_update_addresses_taken for TODO_rebuild_alias.
23707 (execute_todo): Adjust.
23708 (execute_one_pass): Init dump files early.
23709 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23711 (create_general_new_stmt): Clear vops.
23712 * tree-ssa-reassoc.c (get_rank): Adjust.
23713 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23714 symbols for renaming.
23715 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23716 (PARAM_AVG_ALIASED_VOPS): Likewise.
23717 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23718 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23719 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23720 (operand_build_cmp, copy_virtual_operands,
23721 create_ssa_artificial_load_stmt, add_to_addressable_set,
23722 gimple_add_to_addresses_taken): Remove public functions.
23723 (unlink_stmt_vdef): New function.
23725 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23727 * config.gcc (powerpc-*-linux*): Merge variants.
23729 2009-04-02 Chao-ying Fu <fu@mips.com>
23730 James Grosbach <james.grosbach@microchip.com>
23732 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23733 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23735 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23736 keep_interrupts_masked_p, use_debug_exception_return_p.
23737 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23738 keep_interrupts_masked, use_debug_exception_return.
23739 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23740 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23742 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23743 (mips_print_operand): Process COP0 registers to print $0 .. $31
23744 correctly for GAS to process.
23745 (mips_interrupt_extra_call_saved_reg_p): New function.
23746 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23748 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23749 (mips_compute_frame_info): Add supports for interrupt context that
23750 includes doubleword accumulators and COP0 registers.
23751 (mips_for_each_saved_acc): New function.
23752 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23753 mips_for_each_saved_reg.
23754 (mips_save_reg): Save accumulators.
23755 (mips_kernel_reg_p): A new for_each_rtx callback.
23756 (mips_expand_prologue): Support interrupt handlers.
23757 (mips_restore_reg): Restore accumulators.
23758 (mips_expand_epilogue): Support interrupt handlers.
23759 (mips_can_use_return_insn): Return false for interrupt handlers.
23760 (mips_epilogue_uses): New function.
23761 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23762 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23763 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23764 cop0_move): New instructions.
23765 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23766 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23768 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23770 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23771 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23772 interrupt handlers, we use K0 as the temporary register.
23773 (EPILOGUE_USES): Change to a function call.
23774 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23775 handlers, we use K0 as the temporary register.
23777 * doc/extend.texi (Function Attributes): Document interrupt,
23778 use_shadow_register_set, keep_interrupts_masked,
23779 use_debug_exception_return for MIPS attributes.
23781 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23783 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23784 Remove a number of t-files from tmake_file.
23785 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23786 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23787 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23788 target_prototype, not TARGET_PROTOTYPE.
23789 (LINK_OS_GNU_SPEC): Define.
23790 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23791 and darwin-ldoubdle.c.
23793 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23796 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23797 (cpp_options): Ditto.
23798 (default_compilers): Ditto.
23799 (display_help): Ditto.
23800 (process_command): Ditto.
23801 (do_spec_1): Ditto.
23802 (set_input): Use lbasename instead of duplicate code.
23803 (save_temps_prefix): New static for -save-temps=obj.
23804 (save_temps_length): Ditto.
23806 * doc/invoke.texi (-save-temps=obj): Document new variant to
23807 -save-temps switch.
23809 2009-04-02 Jeff Law <law@redhat.com>
23811 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23814 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23816 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23817 * configure: Regenerated.
23819 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23821 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23822 share the argument list.
23824 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23828 2009-02-12 Diego Novillo <dnovillo@google.com>
23830 * varpool.c (debug_varpool): New.
23831 * cgraph.h (debug_varpool): Declare.
23833 2009-04-02 Jan Hubicka <jh@suse.cz>
23835 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23838 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23840 * config/i386/i386.c (ix86_abi): Move initialization to ...
23841 (override_options): Here.
23843 2009-04-02 Christian Bruel <christian.bruel@st.com>
23845 * config/sh/sh.c (sh_dwarf_register_span): New function.
23846 (TARGET_DWARF_REGISTER_SPAN): Define.
23847 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23849 2009-04-02 Ira Rosen <irar@il.ibm.com>
23851 PR tree-optimization/39595
23852 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23853 interleaved loads group is not greater than the SLP group size.
23855 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23857 * builtins.c (is_builtin_name): New.
23858 (called_as_built_in): Use is_builtin_name.
23859 * tree.h (is_builtin_name): New.
23860 * varasm.c (incorporeal_function_p): Use is_builtin_name
23862 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23864 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23866 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23869 * c-decl.c (clone_underlying_type): Move this ...
23870 * c-common.c (set_underlying_type): ... here.
23871 Also, make sure the function properly sets TYPE_STUB_DECL() on
23872 the newly created typedef variant type.
23873 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23874 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23877 2009-04-02 Richard Guenther <rguenther@suse.de>
23879 PR tree-optimization/37221
23880 * tree-flow.h (degenerate_phi_result): Declare.
23881 * tree-ssa-dom.c (degenerate_phi_result): Export.
23882 * tree-scalar-evolution.c (analyze_initial_condition): If
23883 the initial condition is defined by a degenerate PHI node
23884 use the degenerate value.
23886 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23888 PR rtl-optimization/39588
23889 * combine.c (merge_outer_ops): Do not set the constant when this
23891 (simplify_shift_const_1): Do not modify it either in this case.
23893 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23895 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23896 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23898 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23901 * c-lex.c (interpret_float): Default (no suffix) is double.
23903 2009-04-1 Xinliang David Li <davidxl@google.com>
23905 * config/i386/i386.c (legitimate_constant_p): Recognize
23906 all one vector constant.
23908 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23910 * config/vax/vax.c: Add #includes to silence warnings.
23911 Change #include order to silence two warnings.
23913 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23915 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23916 (ASM_SPEC): Pass -k to the assembler for PIC code.
23918 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23920 * config.gcc: Add vax-*-linux* to the switch.
23921 * config/vax/linux.h: New file. (TARGET_VERSION,
23922 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23924 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23926 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23927 Use predicate macros instead of GET_CODE() == foo.
23928 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23929 ashlsi3, rotrsi3, <unnamed>): Likewise.
23931 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23933 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23934 jbbccihi, jbbccisi): Remova trailing whitespace.
23935 * config/vax/constraints.md: Likewise.
23936 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23937 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23938 * config/vax/predicates.md: Likewise.
23939 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23940 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23941 * config/vax/vax.h: Likewise.
23942 * config/vax/vax.md (nonlocal_goto): Likewise.
23944 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23946 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23947 (indirectable_address_p, adjacent_operands_p): Add spaces around
23949 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23953 * config/vax/vax.c (legitimate_constant_address_p,
23954 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23955 index_term_p, reg_plus_index_p, legitimate_address_p,
23956 vax_mode_dependent_address_p): Update comments to match functions
23957 modified by the recent int->bool conversion.
23959 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23961 * config/vax/builtins.md: Update copyright message.
23962 * config/vax/constraints.md: Likewise.
23963 * config/vax/netbsd-elf.h: Likewise.
23964 * config/vax/predicates.md: Likewise.
23965 * config/vax/vax-protos.h: Likewise.
23966 * config/vax/vax.c: Likewise.
23967 * config/vax/vax.h: Likewise.
23968 * config/vax/vax.md: Likewise.
23969 * config/vax/vax.opt: Likewise.
23971 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23973 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23974 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23975 * config/vax/constraints.md (B, R): Likewise.
23976 * config/vax/predicates.md (external_memory_operand,
23977 nonimmediate_addsub_di_operand): Likewise.
23978 * config/vax/vax.c (vax_output_int_add): Likewise.
23979 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23980 untyped_call): Likewise.
23982 2009-04-01 Matt Thomas <matt@3am-software.com>
23984 * config/vax/predicates.md: New file.
23985 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23986 external_const_operand, nonsymbolic_operand, external_memory_operand,
23987 indirect_memory_operand, indexed_memory_operand,
23988 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23989 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23991 * config/vax/constraints.md: New file.
23992 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23994 * config/vax/builtins.md: New file.
23995 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23996 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23998 * config/vax/vax.opt (mqmath): Add option.
23999 * config/vax/vax.md (isfx): Extend with DI.
24000 (VAXintQH, VAXintQHSD): Define.
24001 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24002 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24003 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24004 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24005 (movdi): Update constraints and use vax_output_int_move().
24006 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24007 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24008 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24009 nonlocal_goto): New.
24010 (mov<mode>): Extend accepted operand types.
24011 (subdi3_old): Rename from subdi3, change update constraints and use
24012 a new implementation.
24013 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24014 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24015 MOVE_RATIO, CLEAR_RATIO): Define.
24016 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24017 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24018 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24019 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24020 (split_quadword_operands): Make static and really allow variable
24022 (print_operand_address): Update for PIC generation.
24023 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24024 indexable_address_p, fixup_mathdi_operand,
24025 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24026 (vax_float_literal, legitimate_constant_p,
24027 indirectable_constant_address_p, index_term_p,
24028 reg_plus_index_p): Return bool instead of int.
24029 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24031 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24033 (vax_output_conditional_branch): Indent.
24034 (legitimate_constant_address_p, indirectable_constant_address_p,
24035 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24036 vax_mode_dependent_address_p): Return bool instead of int, update for
24038 * config/vax/vax-protos.h (legitimate_constant_address_p,
24039 legitimate_constant_p, legitimate_address_p,
24040 vax_mode_dependent_address_p): Change declaration to bool.
24041 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24042 vax_expand_addsub_di_operands, vax_output_int_subtract,
24043 vax_output_movmemsi): Declare.
24044 (split_quadword_operands, vax_float_literal): Delete declaration.
24045 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24046 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24047 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24048 ASM_OUTPUT_DWARF_PCREL): Define.
24049 (ASM_SPEC): Change definition to allow PIC generation.
24051 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24053 * doc/sourcebuild.texi: Update front-end requirements.
24055 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24058 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24059 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24060 (booldi3_internal3): Use boolean_or_operator instead of
24063 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24066 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24067 declarator whose size is not an integer constant expression but
24068 folds to an integer constant, then treat it as a constant
24071 2009-04-01 Richard Guenther <rguenther@suse.de>
24073 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24074 i * 4 + 2 to (i * 2 + 1) * 2.
24076 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24079 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24080 return if c_parser_asm_string_literal returned NULL.
24082 2009-04-01 Nick Clifton <nickc@redhat.com>
24084 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24086 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24087 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24088 other typedefs to avoid conflicts with libgcc2.c. Define labels
24089 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24091 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24092 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24095 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24097 * varasm.c (default_function_rodata_section): Declare DOT as
24100 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24101 Andrey Galkin <agalkin@hypercom.com>
24104 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24105 Make object_name unique for each process.
24107 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24110 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24111 addressable variables in the parallel that could go out of scope while
24112 running queued tasks.
24114 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24116 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24117 (CASE_VALUES_THRESHOLD): Redefine.
24118 * config/avr/avr.c (avr_override_options): Remove initialization of
24119 avr_case_values_threshold variable.
24120 (avr_case_values_threshold): Remove variable. Add new function.
24121 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24122 * config/avr/avr.opt (mno-tablejump): Remove option.
24123 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24125 2009-04-01 DJ Delorie <dj@redhat.com>
24127 * varasm.c (default_function_rodata_section): Don't assume
24128 anything about where the first '.' in the section name is.
24130 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24132 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24133 rs6000_emit_stack_tie.
24135 2009-03-31 Ian Lance Taylor <iant@google.com>
24137 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24138 gimple_code with GIMPLE_RESX, not RESX.
24140 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24142 * c-common.c (c_get_ident): New.
24143 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24145 2009-04-01 Ben Elliston <bje@au.ibm.com>
24147 * config/rs6000/sysv4.opt (msdata): Improve option description.
24149 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24151 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24152 (divdf3_internal_lat): Remove.
24153 (divxf3_internal_lat): Remove.
24154 (divxf3_internal_thr): Remove.
24155 (divxf): Use divxf3_internal.
24156 * config/ia64/div.md (divsf3_internal_lat): New.
24157 (divdf3_internal_lat): New.
24158 (divxf3_internal): New.
24160 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24163 * Makefile.in (USE_GCC_STDINT): Define.
24164 (stmp-int-hdrs): Install stdint.h if applicable.
24165 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24167 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24168 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24169 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24170 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24171 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24172 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24173 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24174 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24175 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24176 (c_common_nodes_and_builtins): Initialize
24177 underlying_wchar_type_node. Do not initialize
24178 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24179 nodes for new types.
24180 (c_stddef_cpp_builtins): Define macros for new types.
24181 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24183 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24184 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24185 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24186 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24187 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24188 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24189 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24190 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24191 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24192 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24193 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24194 int16_type_node, int32_type_node, int64_type_node,
24195 uint8_type_node, uint16_type_node, c_uint32_type_node,
24196 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24197 int_least32_type_node, int_least64_type_node,
24198 uint_least8_type_node, uint_least16_type_node,
24199 uint_least32_type_node, uint_least64_type_node,
24200 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24201 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24202 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24203 uintptr_type_node): Define.
24204 * c-cppbuiltin.c (builtin_define_constants,
24205 builtin_define_type_minmax): New.
24206 (builtin_define_stdint_macros): Define more macros.
24207 (c_cpp_builtins): Define more limit macros.
24208 (type_suffix): New.
24209 (builtin_define_type_max): Define in terms of
24210 builtin_define_type_minmax. Remove is_long parameter. All
24212 * config.gcc (use_gcc_stdint): Define.
24213 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24214 Add newlib-stdint.h for generic targets.
24215 * config/glibc-stdint.h, config/newlib-stdint.h,
24216 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24217 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24218 * config/score/score.h (UINTPTR_TYPE): Define.
24219 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24220 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24221 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24222 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24223 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24224 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24225 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24226 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24227 * config/spu/spu.h (STDINT_LONG32): Define.
24228 * configure.ac (use_gcc_stdint): Substitute.
24229 * configure: Regenerate.
24230 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24231 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24232 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24233 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24234 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24235 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24236 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24237 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24238 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24239 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24240 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24241 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24242 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24243 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24244 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24245 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24246 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24247 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24248 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24249 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24250 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24251 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24252 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24253 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24254 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24255 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24256 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24257 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24258 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24260 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24262 * loop-iv.c (suitable_set_for_replacement): Renamed from
24263 simplify_using_assignment; changed to return bool and to accept new
24264 args DEST and SRC. Return true iff we find a source/destination pair
24265 that can be used to make a replacement, and fill SRC and DEST if so.
24266 Remove arg ALTERED. Don't deal with altered regs here. All callers
24268 (simplify_using_initial_values): Deal with altered regs here and track
24269 more precisely the effect they have on the validity of our expression.
24271 * loop-iv.c (simplify_using_condition): A condition of the form
24272 (EQ REG CONST) can be used to simply make a substitution.
24273 (simplify_using_initial_values): Keep track of conditions we have seen
24274 and keep using them to simplify new expressions, while applying the
24275 same substitutions to them as to the expression.
24277 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24278 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24281 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24282 changed. Use this when trying to improve the upper bound.
24283 Generate the comparison by using simplify_gen_relational.
24285 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24287 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24289 (simplify_using_assignment, simplify_using_initial_values): Call
24290 replace_in_expr to make replacements. Call replace_single_def_regs
24291 once on the initial version of the expression.
24293 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24296 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24298 2009-03-31 Richard Guenther <rguenther@suse.de>
24300 PR middle-end/31029
24301 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24302 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24304 2009-03-31 Richard Guenther <rguenther@suse.de>
24306 * tree.h (div_if_zero_remainder): Declare.
24307 * fold-const.c (div_if_zero_remainder): Export.
24308 * tree-ssa-forwprop.c
24309 (forward_propagate_addr_into_variable_array_index): Handle
24310 constant array index addition outside of the variable index.
24312 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24315 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24316 define_splits, floatunssi<mode>2): Require x87 conversions from
24317 DImode to be permitted.
24319 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24321 PR preprocessor/15638
24322 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24324 2009-03-31 Richard Guenther <rguenther@suse.de>
24326 PR middle-end/23401
24327 PR middle-end/27810
24328 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24329 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24330 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24331 a separate statement.
24332 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24333 (lookup_tmp_var): Likewise.
24334 (is_gimple_formal_tmp_or_call_rhs): Remove.
24335 (is_gimple_reg_or_call_rhs): Rename to ...
24336 (is_gimple_reg_rhs_or_call): ... this.
24337 (is_gimple_mem_or_call_rhs): Rename to ...
24338 (is_gimple_mem_rhs_or_call): ... this.
24339 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24340 DECL_GIMPLE_REG_P only if is_formal is true.
24341 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24342 for non-proper post-modify expression gimplification.
24343 (gimplify_self_mod_expr): For post-modify expressions gimplify
24344 the lvalue to a minimal lvalue.
24345 (rhs_predicate_for): Remove formal temp case.
24346 (gimplify_modify_expr_rhs): Likewise.
24347 (gimplify_addr_expr): Use is_gimple_reg.
24348 (gimplify_expr): Remove formal temp cases.
24349 (gimple_regimplify_operands): Likewise.
24350 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24351 and FILTER_EXPR like constants.
24352 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24354 (is_gimple_formal_tmp_rhs): Remove.
24355 (is_gimple_reg_rhs): Remove special casing.
24356 (is_gimple_mem_rhs): Fix.
24357 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24358 (is_gimple_formal_tmp_var): Remove.
24359 (is_gimple_formal_tmp_reg): Likewise.
24360 (is_gimple_min_lval): Allow invariant component ref parts.
24361 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24362 is_gimple_formal_tmp_reg): Remove declarations.
24363 * tree-cfg.c (verify_expr): Verify that variables with address
24364 taken do not have DECL_GIMPLE_REG_P set.
24365 * tree-mudflap.c (mf_build_check_statement_for): Use
24366 force_gimple_operand instead of gimplify_expr.
24368 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24370 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24371 schedulable rows to compute_split_row.
24373 2009-03-31 Ben Elliston <bje@au.ibm.com>
24376 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24379 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24381 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24382 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24383 * configure: Regenerate.
24384 * config.in: Regenerate.
24385 * config/rs6000/rs6000.opt (mtls-markers): Add.
24386 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24387 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24388 (tls_ld_aix, tls_ld_sysv): Likewise.
24389 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24390 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24392 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24394 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24396 2009-03-30 Jan Hubicka <jh@suse.cz>
24398 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24400 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24401 detection and label handling.
24403 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24405 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24406 left_conflicts_size.
24407 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24408 ALLOCNO_LEFT_CONFLICTS_SIZE.
24410 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24411 remove_allocno_from_bucket_and_push,
24412 allocno_spill_priority_compare, push_allocnos_to_stack,
24413 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24414 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24415 (setup_allocno_left_conflicts_num): Ditto. Rename to
24416 setup_allocno_left_conflicts_size.
24417 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24418 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24419 setup_allocno_left_conflicts_size instead of
24420 setup_allocno_left_conflicts_num.
24422 * ira-build.c (ira_create_allocno): Use
24423 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24424 ALLOCNO_LEFT_CONFLICTS_NUM.
24426 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24428 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24429 instead of DF_LR_OUT.
24431 * ira-lives.c (process_bb_node_lives): Ditto.
24433 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24434 instead of DF_LR_{OUT,IN}.
24436 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24438 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24440 2009-03-30 Jan Hubicka <jh@suse.cz>
24442 * except.c (label_to_region_map): Fix thinko.
24444 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24446 PR middle-end/38237
24447 * tree.h (tree_find_value): New declaration.
24448 * tree.c (tree_find_value): New function.
24449 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24451 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24454 * c-decl.c (struct c_binding): Add locus field.
24455 (bind): Add locus argument, set locus field from it.
24456 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24457 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24458 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24459 implicitly_declare, undeclared_variable, lookup_label,
24460 declare_label, c_make_fname_decl, c_builtin_function,
24461 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24464 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24467 * config/i386/i386.c (classify_argument): Check total size of
24470 2009-03-30 Martin Jambor <mjambor@suse.cz>
24472 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24473 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24474 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24477 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24478 seen_variable_array_ref while also traversing a union.
24480 * tree-inline.c (optimize_inline_calls): Do not call
24481 cgraph_node_remove_callees.
24482 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24483 (pass_remove_cgraph_callee_edges): New variable.
24484 * passes.c (init_optimization_passes): Add
24485 pass_remove_cgraph_callee_edges after early inlining and before all
24486 late intraprocedural passes.
24488 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24490 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24492 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24493 Fix typos in names.
24495 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24497 * combine.c (simplify_comparison): Use have_insn_for.
24498 * dojump.c (do_jump): Likewise.
24500 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24502 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24503 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24504 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24505 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24506 instead of sparc_compare_emitted.
24507 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24508 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24509 instead of sparc_compare_emitted.
24511 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24513 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24514 enter/exit cfglayout mode.
24515 (pass_partition_block): Require it.
24516 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24517 (combine_instructions): Track basic blocks instead of labels.
24518 (update_cfg_for_uncondjump): New.
24519 (try_combine): Use it. Update jumps after rescanning.
24520 (pass_combine): Require PROP_cfglayout.
24521 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24523 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24525 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24526 Provide/destroy PROP_cfglayout respectively.
24527 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24528 * tree-pass.h (PROP_cfglayout): New.
24530 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24532 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24533 fold_convert_const_fixed_from_fixed,
24534 fold_convert_const_fixed_from_int,
24535 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24536 set TREE_CONSTANT_OVERFLOW.
24537 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24538 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24540 2009-03-30 Ira Rosen <irar@il.ibm.com>
24542 * tree-vect-loop-manip.c: New file.
24543 * tree-vectorizer.c: Update documentation and included files.
24544 (vect_loop_location): Make extern.
24545 (rename_use_op): Move to tree-vect-loop-manip.c
24546 (rename_variables_in_bb, rename_variables_in_loop,
24547 slpeel_update_phis_for_duplicate_loop,
24548 slpeel_update_phi_nodes_for_guard1,
24549 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24550 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24551 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24552 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24553 find_loop_location): Likewise.
24554 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24555 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24556 get_vectype_for_scalar_type, vect_is_simple_use,
24557 supportable_widening_operation, supportable_narrowing_operation):
24559 (bb_in_loop_p): Move to tree-vect-loop.c.
24560 (new_loop_vec_info, destroy_loop_vec_info,
24561 reduction_code_for_scalar_code, report_vect_op,
24562 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24563 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24564 (vect_supportable_dr_alignment): Likewise.
24565 * tree-vectorizer.h (tree-data-ref.h): Include.
24566 (vect_loop_location): Declare.
24567 Reorganize function declarations according to the new file structure.
24568 * tree-vect-loop.c: New file.
24569 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24570 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24571 * tree-vect-data-refs.c: New file.
24572 * tree-vect-patterns.c (timevar.h): Don't include.
24573 * tree-vect-stmts.c: New file.
24574 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24575 tree-vect-slp.c, tree-vect-loop.c.
24576 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24577 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24578 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24579 (tree-vect-analyze.o): Remove.
24580 (tree-vect-transform.o): Likewise.
24581 (tree-vect-data-refs.o): Add rule.
24582 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24583 tree-vect-slp.o): Likewise.
24584 (tree-vect-patterns.o): Remove redundant dependencies.
24585 (tree-vectorizer.o): Likewise.
24586 * tree-vect-slp.c: New file.
24588 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24590 * optc-gen.awk: Warn if an option flag has multiple different
24593 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24595 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24596 -floop-block): Document dependences on PPL, CLooG and Graphite.
24598 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24600 PR rtl-optimization/323
24601 * c-common.c (c_fully_fold, convert_and_check,
24602 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24603 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24604 * c-common.def (EXCESS_PRECISION_EXPR): New.
24605 * c-cppbuiltin.c (builtin_define_float_constants): Define
24606 constants with enough digits for long double.
24607 * c-lex.c (interpret_float): Interpret constant with excess
24608 precision where appropriate.
24609 * c-opts.c (c_common_post_options): Set
24610 flag_excess_precision_cmdline. Give an error for
24611 -fexcess-precision=standard for C++ for processors where the
24612 option is significant.
24613 * c-parser.c (c_parser_conditional_expression): Handle excess
24614 precision in condition.
24615 * c-typeck.c (convert_arguments): Handle arguments with excess
24617 (build_unary_op): Move excess precision outside operation.
24618 (build_conditional_expr): Likewise.
24619 (build_compound_expr): Likewise.
24620 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24621 (build_modify_expr): Handle excess precision in RHS.
24622 (convert_for_assignment): Handle excess precision in converted
24624 (digest_init, output_init_element, process_init_element): Handle
24625 excess precision in initializer.
24626 (c_finish_return): Handle excess precision in return value.
24627 (build_binary_op): Handle excess precision in operands and add
24628 excess precision as needed for operation.
24629 * common.opt (-fexcess-precision=): New option.
24630 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24631 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24632 For standard excess precision, output explicit conversion to and
24633 truncation from XFmode.
24634 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24635 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24636 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24637 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24638 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24639 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24640 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24641 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24642 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24643 define_splits, sqrt<mode>2): Disable where appropriate for
24644 standard excess precision.
24645 * convert.c (convert_to_real): Do not shorten arithmetic to type
24646 for which excess precision would be used.
24647 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24648 * doc/invoke.texi (-fexcess-precision=): Document option.
24649 (-mfpmath=): Correct index entry.
24650 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24651 flag_excess_precision): New.
24652 * langhooks.c (lhd_post_options): Set
24653 flag_excess_precision_cmdline.
24654 * opts.c (common_handle_option): Handle -fexcess-precision=.
24655 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24656 init_excess_precision): New.
24657 (lang_dependent_init_target): Call init_excess_precision.
24658 * tree.c (excess_precision_type): New.
24659 * tree.h (excess_precision_type): Declare.
24661 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24664 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24665 non-lvalue to component.
24667 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24669 PR preprocessor/34695
24670 * Makefile.in (c-opts.o): Depend on c-tree.h.
24671 * c-common.c: Move down include of diagnostic.h.
24672 (done_lexing, c_cpp_error): New.
24673 * c-common.h (done_lexing): Declare.
24674 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24676 * c-opts.c: Include c-tree.h.
24677 (c_common_init_options): Set preprocessor error callback.
24678 (c_common_handle_option): Do not set preprocessor
24679 inhibit_warnings, warnings_are_errors, warn_system_headers,
24680 pedantic_errors or inhibit_warnings flags.
24681 (c_common_post_options): Do not check cpp_errors (parse_in).
24682 (c_common_finish): Do not output dependencies if there were
24683 errors. Do not check return value of cpp_finish.
24684 * c-ppoutput.c (pp_file_change): Set input_location.
24685 * c-tree.h (c_cpp_error): Declare.
24686 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24688 (diagnostic_build_prefix): Check override_column.
24689 * diagnostic.h (diagnostic_info): Add override_column field.
24690 (diagnostic_override_column): Define.
24692 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24694 * c-common.c (c_expand_expr, c_staticp): Remove.
24695 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24696 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24697 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24698 * c-gimplify.c (gimplify_compound_literal_expr,
24699 optimize_compound_literals_in_ctor): Remove.
24700 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24701 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24702 * c-semantics.c (emit_local_var): Remove.
24704 * langhooks-def.h (lhd_expand_expr): Remove.
24705 * langhooks.c (lhd_expand_expr): Remove.
24706 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24708 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24709 handling from c-semantics.c; don't call into langhook.
24710 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24711 * gimplify.c (gimplify_compound_literal_expr,
24712 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24713 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24714 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24715 as was done in c-gimplify.c.
24716 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24717 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24718 Move from c-common.h.
24719 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24721 * tree.c (staticp): Do not call langhook.
24722 * langhooks.c (lhd_staticp): Delete.
24723 * langhooks-def.h (lhd_staticp): Delete prototype.
24724 (LANG_HOOKS_STATICP): Delete.
24725 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24727 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24728 instead of DECL_STMTs.
24730 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24738 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24740 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24741 contained expression.
24742 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24743 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24744 conditional expressions for C.
24745 (decl_constant_value_for_optimization): Move from
24746 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24747 whether optimizing and that the expression is a VAR_DECL not of
24748 array type instead of doing such checks in the caller. Do not
24749 check pedantic. Call gcc_unreachable for C++.
24750 * c-common.def (C_MAYBE_CONST_EXPR): New.
24751 * c-common.h (c_fully_fold, c_save_expr,
24752 decl_constant_value_for_optimization): New prototypes.
24753 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24754 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24755 EXPR_INT_CONST_OPERANDS): Define.
24756 * c-convert.c (convert): Strip nops from expression.
24757 * c-decl.c (groktypename): Take extra parameters expr and
24758 expr_const_operands. Update call to grokdeclarator.
24759 (start_decl): Update call to grokdeclarator. Add statement for
24760 expressions used in type of decl.
24761 (grokparm): Update call to grokdeclarator.
24762 (push_parm_decl): Update call to grokdeclarator.
24763 (build_compound_literal): Add parameter non_const and build a
24764 C_MAYBE_COSNT_EXPR if applicable.
24765 (grokdeclarator): Take extra parameters expr and
24766 expr_const_operands. Track expressions used in declaration
24767 specifiers and declarators. Fold array sizes and track whether
24768 they are constant expressions and whether they are integer
24769 constant expressions.
24770 (parser_xref_tag): Set expr and expr_const_operands fields in
24772 (grokfield): Update call to grokdeclarator.
24773 (start_function): Update call to grokdeclarator.
24774 (build_null_declspecs): Set expr and expr_const_operands fields in
24776 (declspecs_add_type): Handle expressions in typeof specifiers.
24777 * c-parser.c (c_parser_declspecs): Set expr and
24778 expr_const_operands fields for declaration specifiers.
24779 (c_parser_enum_specifier): Likewise.
24780 (c_parser_struct_or_union_specifier): Likewise.
24781 (c_parser_typeof_specifier): Likewise. Update call to
24782 groktypename. Fold expression as needed. Return expressions with
24783 type instead of adding statements.
24784 (c_parser_attributes): Update calls to c_parser_expr_list.
24785 (c_parser_statement_after_labels): Fold expression before passing
24786 to objc_build_throw_stmt.
24787 (c_parser_condition): Fold expression.
24788 (c_parser_asm_operands): Fold expression.
24789 (c_parser_conditional_expression): Use c_save_expr. Update call
24790 to build_conditional_expr.
24791 (c_parser_alignof_expression): Update call to groktypename.
24792 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24793 original_code. Fold expression argument of va_arg. Create
24794 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24795 argument to va_arg. Update calls to groktypename. Fold array
24796 index for offsetof. Verify that first argument to
24797 __builtin_choose_expr has integer type.
24798 (c_parser_postfix_expression_after_paren_type): Update calls to
24799 groktypename and build_compound_literal. Handle expressions with
24800 side effects in type name.
24801 (c_parser_postfix_expression_after_primary): Update call to
24802 c_parser_expr_list. Set original_code for calls to
24803 __builtin_constant_p.
24804 (c_parser_expr_list): Take extra parameter fold_p. Fold
24805 expressions if requested.
24806 (c_parser_objc_type_name): Update call to groktypename.
24807 (c_parser_objc_synchronized_statement): Fold expression.
24808 (c_parser_objc_receiver): Fold expression.
24809 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24810 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24811 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24812 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24813 (struct c_typespec): Add elements expr and expr_const_operands.
24814 (struct c_declspecs): Add elements expr and expr_const_operands.
24815 (groktypename, build_conditional_expr, build_compound_literal):
24817 (in_late_binary_op): Declare.
24818 * c-typeck.c (note_integer_operands): New function.
24819 (in_late_binary_op): New variable.
24820 (decl_constant_value_for_broken_optimization): Move to c-common.c
24821 and rename to decl_constant_value_for_optimization.
24822 (default_function_array_conversion): Do not strip nops.
24823 (default_conversion): Do not call
24824 decl_constant_value_for_broken_optimization.
24825 (build_array_ref): Do not fold result.
24826 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24827 result when operand is a VLA.
24828 (c_expr_sizeof_type): Update call to groktypename. Handle
24829 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24830 result when operand names a VLA type.
24831 (build_function_call): Update call to build_compound_literal.
24832 Only fold result for calls to __builtin_* functions. Strip
24833 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24834 the function designator.
24835 (convert_arguments): Fold arguments. Update call to
24836 convert_for_assignment.
24837 (build_unary_op): Handle increment and decrement of
24838 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24839 decrement earlier. Fold operand of increment and decrement.
24840 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24841 built for integer operand. Wrap returns that are INTEGER_CSTs
24842 without being integer constant expressions or that have integer
24843 constant operands without being INTEGER_CSTs.
24844 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24845 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24846 result is an integer constant expression or can be used in
24847 unevaluated parts of one and avoid folding and wrap as
24848 appropriate. Fold operands before possibly doing -Wsign-compare
24850 (build_compound_expr): Wrap result for C99 if operands can be used
24851 in integer constant expressions.
24852 (build_c_cast): Update call to digest_init. Do not ignore
24853 overflow from casting floating-point constants to integers. Wrap
24854 results that could be confused with integer constant expressions,
24855 null pointer constants or floating-point constants.
24856 (c_cast_expr): Update call to groktypename. Handle expressions
24857 included in type name.
24858 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24859 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24860 Update calls to convert_for_assignment.
24861 (convert_for_assignment): Take new parameter
24862 null_pointer_constant. Do not strip nops or call
24863 decl_constant_value_for_broken_optimization. Set
24864 in_late_binary_op for conversions to boolean.
24865 (store_init_value): Update call to digest_init.
24866 (digest_init): Take new parameter null_pointer_constant. Do not
24867 call decl_constant_value_for_broken_optimization. pedwarn for
24868 initializers not constant expressions. Update calls to
24869 convert_for_assignment.
24870 (constructor_nonconst): New.
24871 (struct constructor_stack): Add nonconst element.
24872 (really_start_incremental_init, push_init_level, pop_init_level):
24873 Handle constructor_nonconst and nonconst element.
24874 (set_init_index): Call constant_expression_warning for array
24876 (output_init_element): Fold value. Set constructor_nonconst as
24877 applicable. pedwarn for initializers not constant expressions.
24878 Update call to digest_init. Call constant_expression_warning
24879 where constant initializers are required.
24880 (process_init_element): Use c_save_expr.
24881 (c_finish_goto_ptr): Fold expression.
24882 (c_finish_return): Fold return value. Update call to
24883 convert_for_assignment.
24884 (c_start_case): Fold switch expression.
24885 (c_process_expr_stmt): Fold expression.
24886 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24887 ensure statement expression is not evaluated in constant expression.
24888 (build_binary_op): Track whether results are integer constant
24889 expressions or may occur in such, disable folding and wrap results
24890 as applicable. Fold operands for -Wsign-compare warnings unless
24892 (c_objc_common_truthvalue_conversion): Handle results folded to
24893 integer constants that are not integer constant expressions.
24894 * doc/extend.texi: Document when typeof operands are evaluated,
24895 that condition of __builtin_choose_expr is an integer constant
24896 expression, and more about use of __builtin_constant_p in
24899 2009-03-29 Richard Guenther <rguenther@suse.de>
24901 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24902 propagate addresses of array references.
24904 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24906 * regmove.c (perhaps_ends_bb_p): Remove.
24907 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24908 from INSN and check that the main loop stays within that basic block.
24909 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24910 (regmove_forward_pass): Split out from regmove_optimize. Use
24911 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24912 (regmove_backward_pass): Split out from regmove_optimize. Use
24913 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24914 (regmove_optimize): Simplify.
24916 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24919 * config/i386/i386.c (classify_argument): Ignore flexible array
24920 member in struct and warn ABI change.
24922 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24924 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24926 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24927 (ix86_adjust_cost): Updated.
24929 2009-03-29 Jan Hubicka <jh@suse.cz>
24931 PR middle-end/28850
24932 * tree-pass.h (pass_cleanup_eh): New function.
24933 (remove_unreachable_regions): Break code handling RTL
24934 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24935 that can not be reached by runtime.
24936 (can_be_reached_by_runtime): New function.
24937 (label_to_region_map): New function.
24938 (num_eh_regions): New function.
24939 (rtl_remove_unreachable_regions): New function.
24940 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24941 (remove_eh_region): New function.
24942 * except.h: Include sbitmap and vecprim.
24943 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24944 num_eh_regions): Declare.
24945 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24946 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24947 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24948 (tree_empty_eh_handler_p): New function.
24949 (cleanup_empty_eh): New function.
24950 (cleanup_eh): New function.
24951 (pass_cleanup_eh): New function.
24953 2009-03-29 Jan Hubicka <jh@suse.cz>
24955 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24956 for removed regions.
24958 2009-03-29 Jan Hubicka <jh@suse.cz>
24960 * except.c (dump_eh_tree): Dump all datastructures.
24962 2009-03-29 Jan Hubicka <jh@suse.cz>
24964 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24965 (duplicate_eh_regions_1): Likewise.
24966 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24967 vector; call EH verification.
24968 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24969 Be ready for region being removed.
24971 2009-03-29 Jan Hubicka <jh@suse.cz>
24973 * bitmap.c (bitmap_last_set_bit): New function.
24974 * bitmap.h (bitmap_last_set_bit): Declare.
24976 2009-03-29 David Ayers <ayers@fsfe.org>
24979 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24980 by calling objc_compare_types and surpress warnings about
24981 incompatible C pointers that are compatible ObjC pointers.
24983 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24985 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24986 call initialize_inline_failed.
24987 (initialize_inline_failed): Move it from here ...
24988 * cgraph.c (initialize_inline_failed): ... to here.
24989 (cgraph_create_edge): Call initialize_inline_failed rather than
24990 setting inline_failed directly.
24992 2009-03-29 Ben Elliston <bje@au.ibm.com>
24995 * sysv4.opt (msdata): Improve comment.
24996 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24997 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24999 2009-03-29 Ben Elliston <bje@au.ibm.com>
25002 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25003 load and store attributes.
25005 2009-03-29 Ben Elliston <bje@au.ibm.com>
25007 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25008 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25009 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25010 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25011 __builtin_infq and __builtin_huge_valq.
25013 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25015 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25017 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25018 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25020 2009-03-28 Xinliang David Li <davidxl@google.com>
25022 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25023 (do_dbg_cnt): New function.
25025 2009-03-28 Jan Hubicka <jh@suse.cz>
25027 Merge from pretty-ipa:
25029 2009-03-27 Jan Hubicka <jh@suse.cz>
25031 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25032 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25033 * passes.c (function_called_by_processed_nodes_p): New.
25034 * ipa-pure-const.c (check_call): Fix handling of operands.
25035 (analyze_function): Dump debug output for skipped bodies.
25036 (local_pure_const): Use function_called_by_processed_nodes_p.
25037 * dwarf2out.c (reference_to_unused): Use output.
25038 * passes.c (do_per_function_toporder): Likewise.
25040 2008-11-12 Jan Hubicka <jh@suse.cz>
25042 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25043 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25044 state_set_in_source enum
25045 (check_decl): Ignore memory tags; do not set fake looping flags;
25047 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25048 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25049 (check_call, analyze_function): Rewrite.
25051 (add_new_function): Update call of analyze_function.
25052 (generate_summary): Add call of analyze_function.
25053 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25054 (local_pure_const): New function.
25055 (pass_local_pure_const): New pass.
25056 * ipa-inline.c (inline_transform): Set after_inlining.
25057 * tree-eh.c (stmt_can_throw_external): New.
25058 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25059 work with aliasing built.
25060 * tree-flow.h (stmt_can_throw_external): New.
25061 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25062 and local pure/const pass in early and late optimization queue.
25064 2009-03-28 Martin Jambor <mjambor@suse.cz>
25066 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25068 (fold_binary): Allow function decl aligment consideration is the
25069 second argument is integer constant one.
25070 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25071 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25072 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25074 2009-03-28 Jan Hubicka <jh@suse.cz>
25076 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25077 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25078 * function.h (rtl_data): Add nothrow flag.
25079 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25080 set DECL_NOTHROW for AVAILABLE functions.
25082 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25084 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25085 following vector keyword has expansion starting with pixel or bool
25086 keyword, expand vector to __vector and pixel or bool to __pixel or
25090 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25091 warn_if_disallowed_function_p): Removed.
25092 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25093 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25094 warning_if_disallowed_function_p.
25095 * flags.h (warn_if_disallowed_function_p,
25096 warn_disallowed_functions): Removed.
25097 * common.opt (Wdisallowed-function-list=): Removed.
25098 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25100 2009-03-28 Richard Guenther <rguenther@suse.de>
25102 PR tree-optimization/38723
25103 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25106 2009-03-28 Jan Hubicka <jh@suse.cz>
25108 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25109 test introduced by my previous patch.
25111 2009-03-28 Richard Guenther <rguenther@suse.de>
25113 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25114 the PHIs value undefined.
25116 2009-03-28 Jan Hubicka <jh@suse.cz>
25118 * tree-pass.h (pass_fixup_cfg): New pass.
25119 * ipa-inline.c (inline_transform): Set
25120 always_inline_functions_inlined/after_inlining.
25121 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25122 (pass_fixup_cfg): New pass.
25123 * passes.c (init_optimization_passes): Add fixup_cfg.
25125 2009-03-28 Richard Guenther <rguenther@suse.de>
25127 PR tree-optimization/38458
25128 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25129 argument use the arguments copy-of value.
25131 2009-03-28 Richard Guenther <rguenther@suse.de>
25133 PR tree-optimization/38180
25134 * tree-ssa-ccp.c (get_default_value): Simplify.
25135 (likely_value): Likewise.
25136 (surely_varying_stmt_p): Properly handle VOP case.
25137 (ccp_initialize): Likewise.
25138 (ccp_fold): Handle propagating through *&.
25139 (fold_const_aggregate_ref): Also handle decls.
25141 2009-03-28 Jan Hubicka <jh@suse.cz>
25143 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25144 * cgraph.h (cgraph_node): Likewise.
25145 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25146 (cgraph_reset_node): Use process flag.
25147 (cgraph_mark_functions_to_output): Likewise.
25148 (cgraph_expand_function): Likewise.
25149 (cgraph_expand_all_functions): Likewise.
25150 (cgraph_output_in_order): Likewise.
25151 * dwarf2out.c (reference_to_unused): Likewise.
25152 * passes.c do_per_function_toporder): Likewise.
25154 2009-03-28 Jan Hubicka <jh@suse.cz>
25156 Bring from lto-branch:
25158 2008-09-03 Doug Kwan <dougkwan@google.com>
25160 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25161 enums instead of reason strings.
25162 * cgraph.c (cgraph_create_edge): Same.
25163 (cgraph_inline_failed_string): New function.
25164 * cgraph.h (cgraph_inline_failed_t): New enum type.
25165 (cgraph_inline_failed_string): New prototype.
25166 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25167 char pointer to cgraph_inline_failed_t.
25168 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25169 (cgraph_default_inline_p): Ditto.
25170 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25171 to cgraph_inline_failed_t pointer.
25172 * cif-code.def: New file.
25173 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25175 (cgraph_check_inline_limits): Change type of REASON to pointer to
25176 cgraph_inline_failed_t. Replace reason strings with enums.
25177 (cgraph_default_inline_p): Ditto.
25178 (cgraph_recursive_inlining_p): Ditto.
25179 (update_caller_keys): Change type of FAILED_REASON to
25180 cgraph_inline_failed_t.
25181 (cgraph_set_inline_failed): Change type of REASON to pointer to
25182 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25183 convert enums to strings for text output.
25184 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25185 to be of type cgraph_inline_failed_t. Replace reason strings with
25186 enums. Call cgraph_inline_failed_string to covert enums
25187 to strings for text output.
25188 (cgraph_decide_inlining): Replace reason strings with enums.
25189 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25190 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25192 * tree-inline.c (expand_call_inline): Change type of REASON
25193 to cgraph_inline_failed_t. Replace reason strings with enums.
25194 Call cgraph_inline_failed_string for text output.
25195 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25198 2009-03-28 Jan Hubicka <jh@suse.cz>
25200 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25201 cgraph_clone_node): Remove master clone handling.
25202 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25203 * cgraph.h (master_clone): Remove.
25204 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25205 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25206 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25208 2009-03-28 Jan Hubicka <jh@suse.cz>
25210 * cgraph.c (cgraph_function_body_availability): Functions declared
25211 inline are always safe to assume that it is not going to be replaced.
25213 2009-03-28 Richard Guenther <rguenther@suse.de>
25215 PR tree-optimization/38513
25216 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25217 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25218 EXC_PTR_EXPR and FILTER_EXPR.
25219 (get_ref_from_reference_ops): Likewise.
25221 2009-03-28 Richard Guenther <rguenther@suse.de>
25223 PR tree-optimization/38968
25224 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25225 Use FLOOR_MOD_EXPR to compute misalignment.
25227 2009-03-28 Richard Guenther <rguenther@suse.de>
25229 PR tree-optimization/37795
25230 * tree.h (combine_comparisons): Declare.
25231 * fold-const.c (combine_comparisons): Export.
25232 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25234 (ifcombine_iforif): Use combine_comparisons.
25236 2009-03-28 Jan Hubicka <jh@suse.cz>
25238 * tree-eh.c (inlinable_call_p): New function.
25239 (make_eh_edges): Use it.
25240 (verify_eh_edges): Use it.
25241 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25242 * except.c (reachable_next_level): Add inlinable_function argument
25243 (sjlj_find_directly_reachable_regions): Update.
25244 (add_reachable_handler): Do not set saw_any_handlers.
25245 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25246 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25247 Add new inlinable call parameter.
25248 (can_throw_internal, can_throw_external): Update.
25249 * except.h (can_throw_internal_1, can_throw_external_1,
25250 foreach_reachable_handler): Update declaration.
25252 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25254 * config/arm/t-arm-coff, config/h8300/coff.h,
25255 config/i386/i386-aout.h, config/i386/i386-coff.h,
25256 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25257 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25258 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25259 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25260 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25261 sys-types.h: Remove.
25262 * Makefile.in: Remove protoize and fixproto support and references
25264 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25265 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25267 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25268 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25269 unprotoize$(exeext).
25270 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25271 (.PHONY): Don't depend on proto.
25272 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25273 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25274 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25275 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25276 build/gen-protos.o, build/scan.o, xsys-protos.h,
25277 build/fix-header$(build_exeext), build/fix-header.o,
25278 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25279 stmp-install-fixproto): Remove.
25280 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25281 SYSCALLS.c or fixproto files.
25282 (install-common): Don't install protoize.
25283 (install-headers-tar, install-headers-cpio, install-headers-cp):
25284 Don't depend on $(STMP_FIXPROTO).
25285 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25286 install fixproto files or write out fixproto settings.
25287 (uninstall): Don't uninstall protoize.
25288 * config.gcc (use_fixproto): Remove.
25289 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25290 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25291 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25292 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25293 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25294 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25295 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25296 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25297 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25298 * config/t-vxworks (STMP_FIXPROTO): Remove.
25299 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25300 STMP_FIXPROTO): Remove.
25301 * config.in, configure: Regenerate.
25302 * crtstuff.c (gid_t, uid_t): Don't undefine.
25303 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25304 (arm-*-coff, arm-*-aout: Remove target entries.
25305 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25306 Remove mention of AIX 4.1.
25307 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25308 * doc/invoke.texi (Running Protoize): Remove.
25309 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25310 (Protoize Caveats): Remove.
25311 * tsystem.h: Update comments on headers assumed to exist.
25313 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25315 * genautomata.c: Add a new year to the copyright. Add a new
25317 (struct insn_reserv_decl): Add comments for member bypass_list.
25318 (find_bypass): Remove.
25319 (insert_bypass): New.
25320 (process_decls): Use insert_bypass.
25321 (output_internal_insn_latency_func): Output all bypasses with the
25322 same input insn in one switch case.
25324 * rtl.def (define_bypass): Describe bypass choice.
25325 * doc/md.texi (define_bypass): Ditto.
25327 2009-03-27 Richard Guenther <rguenther@suse.de>
25329 * gimplify.c (mark_addressable): Export.
25330 * tree-flow.h (mark_addressable): Declare.
25331 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25332 * tree-ssa.c (verify_phi_args): Verify that address taken
25333 variables have TREE_ADDRESSABLE set.
25335 2009-03-27 Richard Guenther <rguenther@suse.de>
25337 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25338 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25339 Do not mark decls TREE_ADDRESSABLE.
25340 (build_fold_addr_expr): Adjust.
25341 (fold_addr_expr): Remove.
25342 (fold_unary): Use build_fold_addr_expr.
25343 (fold_comparison): Likewise.
25344 (split_address_to_core_and_offset): Likewise.
25345 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25347 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25348 (gimplify_modify_expr_to_memcpy): Mark source and destination
25350 * omp-low.c (create_omp_child_function): Mark the object decl
25352 (lower_rec_input_clauses): Mark the var we take the address of
25354 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25356 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25358 PR middle-end/39315
25359 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25360 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25362 2009-03-27 Richard Guenther <rguenther@suse.de>
25364 PR tree-optimization/39120
25365 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25367 (handle_lhs_call): Process return constraints. Add escape
25368 constraints if necessary.
25369 (handle_const_call): Fill out return constraints. Make nested
25370 case more precise. Avoid consttmp if possible.
25371 (handle_pure_call): Fill out return constraints. Avoid
25372 callused if possible.
25373 (find_func_aliases): Simplify call handling.
25375 2009-03-27 Richard Guenther <rguenther@suse.de>
25377 PR tree-optimization/39120
25378 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25379 as a representative.
25380 (solve_graph): Do propagate CALLUSED.
25381 (handle_pure_call): Use a scalar constraint from CALLUSED for
25383 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25386 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25389 * c-common.c (handle_aligned_attribute): Properly check alignment
25390 overflow. Use (1U << i) instead of (1 << i).
25392 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25394 * expr.h (get_mem_align_offset): Updated.
25396 * tree.h (tree_decl_common): Change align to "unsigned int" and
25397 move it before pointer_alias_set.
25399 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25400 Jakub Jelinek <jakub@redhat.com>
25403 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25404 gr_register_operand with gr_reg_or_0_operand.
25405 (cmpxchg_rel_di): Likewise.
25406 (sync_lock_test_and_set<mode>): Likewise.
25408 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25410 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25411 (true_regnum): Likewise.
25413 * rtlanal.c (subreg_info): Moved to ...
25414 * rtl.h (subreg_info): Here. New.
25415 (subreg_get_info): New.
25417 * rtlanal.c (subreg_get_info): Make it extern.
25419 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25422 * config/i386/i386.c (ix86_abi): New.
25423 (override_options): Handle -mabi=.
25424 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25425 (ix86_call_abi_override): Likewise.
25426 (init_cumulative_args): Likewise.
25427 (function_arg_advance): Likewise.
25428 (function_arg_64): Likewise.
25429 (function_arg): Likewise.
25430 (ix86_pass_by_reference): Likewise.
25431 (ix86_function_value_regno_p): Likewise.
25432 (ix86_build_builtin_va_list_abi): Likewise.
25433 (setup_incoming_varargs_64): Likewise.
25434 (is_va_list_char_pointer): Likewise.
25435 (ix86_init_machine_status): Likewise.
25436 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25437 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25438 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25439 (ix86_function_abi): Make it static and return enum calling_abi.
25440 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25442 (ix86_fn_abi_va_list): Updated.
25444 * config/i386/i386.h (ix86_abi): New.
25445 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25446 (CONDITIONAL_REGISTER_USAGE): Likewise.
25447 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25448 (machine_function): Likewise.
25450 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25452 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25453 (STACK_BOUNDARY): Likewise.
25454 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25456 * config/i386/i386.opt (mabi=): New.
25458 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25459 return enum calling_abi.
25460 (ix86_function_type_abi): Likewise.
25461 (ix86_function_abi): Removed.
25463 * doc/invoke.texi: Document -mabi= option for x86.
25465 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25467 * builtins.c (real_dconstp): Delete.
25468 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25470 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25471 Jakub Jelinek <jakub@redhat.com>
25474 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25475 (gen_subprogram_die): When a function is explicit, generate the
25476 DW_AT_explicit attribute.
25477 * langhooks.h (struct lang_hooks_for_decls): Add
25478 function_decl_explicit_p langhook.
25479 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25480 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25482 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25484 * builtins.c (fold_builtin_memory_op): Optimize memmove
25485 into memcpy if we can prove source and destination don't overlap.
25487 * tree-inline.c: Include gt-tree-inline.h.
25488 (clone_fn_id_num): New variable.
25489 (clone_function_name): New function.
25490 (tree_function_versioning): Use it.
25491 * Makefile.in (GTFILES): Add tree-inline.c.
25493 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25495 * BASE-VER: Change to 4.5.0.
25497 2009-03-27 Xinliang David Li <davidxl@google.com>
25499 PR tree-optimization/39557
25500 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25502 2009-03-27 Xinliang David Li <davidxl@google.com>
25504 PR tree-optimization/39548
25505 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25508 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25510 * c-common.c (pointer_int_sum): Use %wd on return from
25513 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25515 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25516 on return from tree_low_cst.
25518 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25521 * ginclude/stdarg.h (va_copy): Define also for
25522 __GXX_EXPERIMENTAL_CXX0X__.
25524 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25527 * builtins.h (c_strlen): Do not warn here.
25528 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25529 * c-common.c (pointer_int_sum): Take an explicit location.
25530 Warn about offsets out of bounds.
25531 * c-common.h (pointer_int_sum): Adjust declaration.
25533 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25535 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25538 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25541 * opts.c (warn_if_disallowed_function_p): Don't assume
25542 get_callee_fndecl must return non-NULL.
25544 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25546 PR rtl-optimization/39522
25547 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25548 when reg_reloaded_valid is set.
25550 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25552 * config/spu/divv2df3.c: New file.
25553 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25554 (DPBIT_FUNCS): Filter out _div_df.
25556 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25558 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25559 a jump insn, count that jump in the distance to the loop start.
25561 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25564 * config/sh/sh.c (calc_live_regs): Fix condition for global
25565 registers except PIC_OFFSET_TABLE_REGNUM.
25567 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25570 * doc/invoke.texi (-mconsole): New.
25572 (-mno-cygwin): New.
25574 (-mnop-fun-dllimport): New.
25578 (sub section "i386 and x86-64 Windows Options"): New.
25580 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25582 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25583 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25585 2009-03-25 Richard Guenther <rguenther@suse.de>
25587 PR middle-end/39497
25588 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25591 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25593 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25594 neither of haifa/selective schedulers are working.
25596 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25598 * doc/invoke.texi (Debugging Options): Fix description of
25599 -fno-merge-debug-strings.
25601 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25603 * config/cris/libgcc.ver: New version-script.
25604 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25606 * configure.ac <GAS features, nop mnemonic>: Add pattern
25607 crisv32-*-* for "nop".
25608 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25609 * configure: Regenerate.
25611 2009-03-24 Ira Rosen <irar@il.ibm.com>
25613 PR tree-optimization/39529
25614 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25615 mark_sym_for_renaming for the tag copied to the new vector
25618 2009-03-24 Arthur Loiret <aloiret@debian.org>
25620 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25621 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25622 EXTRA_SPEC_FUNCTIONS.
25623 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25624 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25625 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25626 -march and -mtune options.
25628 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25630 * config/m68k/t-rtems: Add m5329 multilib.
25632 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25633 Jakub Jelinek <jakub@redhat.com>
25636 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25639 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25642 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25643 instead of c_parser_expression_conv, if original_code isn't one of the
25644 4 allowed comparison codes, fail.
25646 2009-03-23 Richard Guenther <rguenther@suse.de>
25648 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25649 * tree.h (struct tree_type): Likewise.
25650 * reload.h (struct insn_chain): Likewise.
25651 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25652 * function.h (struct function): Likewise.
25653 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25655 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25657 PR tree-optimization/39516
25658 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25660 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25662 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25663 should be set true if BITS_PER_WORD of target is bigger than 32
25665 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25667 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25668 Translate -B-options to -rpath-link. Correct existing
25669 rpath-link and conditionalize on !nostdlib.
25671 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25673 * doc/extend.texi (Function Attributes, Variable Attributes):
25675 * doc/invoke.texi (Debugging Options, Optimize Options)
25676 (i386 and x86-64 Options, MCore Options): Likewise.
25678 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25681 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25682 it for block local namespace aliases.
25683 (gen_decl_die): Pass context_die to gen_namespace_die.
25685 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25688 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25689 minimum or maximum value.
25691 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25693 * reginfo.c (globalize_reg): Recompute derived reg sets.
25695 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25698 * libgcc2.c (mprotect): Do not use signed arguments for
25699 VirtualProtect, use DWORD arguments. Also fix the 'may
25700 be used uninitialized' warning for the np variable.
25702 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25705 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25706 functions using regparm calling conventions when not optimizing.
25707 (ix86_function_sseregparm): Similarly for sseregparm calling
25710 2009-03-19 Li Feng <nemokingdom@gmail.com>
25712 PR middle-end/39500
25713 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25714 dependence if the first conflict is after niter iterations.
25716 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25718 PR middle-end/38609
25719 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25720 functions with dynamic stack-pointer adjustments.
25722 2009-03-19 Ben Elliston <bje@au.ibm.com>
25724 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25725 option; change to -msdata=data.
25727 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25729 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25732 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25735 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25737 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25739 * doc/invoke.texi (Code Gen Options): Expand discussion of
25742 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25744 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25745 * matrix-reorg.c (struct matrix_info): Likewise.
25746 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25747 * rtl.h (struct mem_attrs): Likewise.
25748 * df.h (struct df): Likewise.
25749 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25750 * ira-int.h (struct ira_allocno): Likewise.
25751 * df-scan.c (struct df_collection_rec): Likewise.
25752 * ira.c (struct equivalence): Likewise.
25753 * function.c (struct temp_slot): Likewise.
25754 * cfgloop.h (struct loop): Likewise.
25757 * function.c (use_register_for_decl): When not optimizing, disregard
25758 register keyword for variables with types containing methods.
25760 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25762 PR middle-end/39447
25763 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25764 (is_simple_operand): Call contains_component_ref_p before calling data
25765 reference analysis that would fail on COMPONENT_REFs.
25767 * tree-vrp.c (search_for_addr_array): Fix formatting.
25769 2009-03-18 Richard Guenther <rguenther@suse.de>
25771 * tree-vect-transform.c (vect_loop_versioning): Fold the
25772 generated comparisons.
25773 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25774 (slpeel_tree_peel_loop_to_edge): Likewise.
25776 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25778 PR middle-end/37805
25779 * opts.c (print_specific_help): In addition to `undocumented',
25780 accept `separate' and `joined' flags if passed alone. Describe
25781 output by the first matched one of those.
25782 (common_handle_option): Skip over empty strings.
25783 * gcc.c (display_help): Fix help string for `--help='.
25784 * doc/invoke.texi (Option Summary, Overall Options): With
25785 `--help=', classes and qualifiers can both be repeated, but
25786 only the latter can be negated. One should not pass only
25787 negated qualifiers. Fix markup and examples.
25790 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25791 PR middle-end/37805
25792 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25793 and -fhelp=separate.
25795 2009-03-17 Jing Yu <jingyu@google.com>
25797 PR middle-end/39378
25798 * function.h (struct rtl_data): Move is_thunk from here...
25799 (struct function): ...to here.
25800 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25801 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25803 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25805 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25806 (alpha_output_function_end_prologue): Likewise.
25807 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25808 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25809 (rs6000_output_function_epilogue): Likewise.
25810 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25812 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25815 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25816 from different units in a single alternative.
25817 (*truncdfsf_i387): Ditto.
25818 (*truncxfsf2_mixed): Ditto.
25819 (*truncxfdf2_mixed): Ditto.
25821 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25823 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25824 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25827 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25828 unused non-artificial variables when not optimizing.
25831 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25832 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25833 NAMESPACE_DECL in its DECL_INITIAL.
25835 PR middle-end/39443
25836 * optabs.c (set_user_assembler_libfunc): New function.
25837 * expr.h (set_user_assembler_libfunc): New prototype.
25838 * c-common.c: Include libfuncs.h.
25839 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25840 for memcmp, memset, memcpy, memmove and abort.
25841 * Makefile.in (c-common.o): Depend on libfuncs.h.
25844 * dwarf2out.c (gen_inlined_enumeration_type_die,
25845 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25846 gen_tagged_type_instantiation_die): Removed.
25847 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25850 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25853 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25855 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25856 (check-parallel-%): Ditto.
25857 (check-consistency): Ditto.
25859 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25861 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25862 local variable rhs by NULL_TREE.
25864 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25867 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25869 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25872 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25874 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25877 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25878 for ms->sysv ABI calls only in 64bit mode.
25880 * config/i386/i386.md (untyped_call): Support 32bit.
25882 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25884 * doc/extend.texi: Replace x86_65 with x86_64.
25886 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25888 PR tree-optimization/39455
25889 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25890 mismatches for POINTER_TYPE_P (type).
25891 (number_of_iterations_le): Likewise.
25893 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25895 * config/picochip/picochip.c: Removed profiling support.
25896 * config/picochip/picochip.md: Removed profiling instruction.
25897 * config/picochip/picochip.h: Removed profiling builtin.
25899 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25901 * doc/install.texi (--with-host-libstdcxx): Document.
25903 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25906 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25907 generate a warning if the function name does not begin with
25908 "__vector" and the function has either the 'signal' or 'interrupt'
25909 attribute, from here to ...
25910 (avr_declare_function_name): ...here. New function.
25911 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25912 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25914 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25917 * cse.c (fold_rtx): Don't modify original const_arg1 when
25918 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25919 separate variable instead.
25920 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25921 from out of range shift counts.
25922 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25924 2009-03-13 Catherine Moore <clm@codesourcery.com>
25926 * config/i386/x-mingw32 (host-mingw32.o): Replace
25927 diagnostic.h with $(DIAGNOSTIC_H).
25929 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25932 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25934 * config/i386/sync.md (sync_compare_and_swap<mode>,
25935 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25936 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25938 (sync_double_compare_and_swapdi_pic,
25939 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25940 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25942 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25945 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25947 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25950 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25951 (avx_addsubv4df3): Likewise.
25952 (*avx_addsubv4sf3): Likewise.
25953 (sse3_addsubv4sf3): Likewise.
25955 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25958 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25960 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25963 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25964 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25965 registers for allocnos created from user-defined variables.
25967 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25970 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25971 of non-integer mode as well.
25973 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25975 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25976 for functions for which the parameter types are unknown.
25978 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25981 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25982 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25983 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25984 * config/i386/i386.c (ix86_local_alignment): For
25985 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25986 long long variables on the stack to avoid dynamic realignment.
25987 Allow the first argument to be a decl rather than type.
25988 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25990 2009-03-11 Nick Clifton <nickc@redhat.com>
25993 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25995 Add description to mno-lsim option.
25996 * config/mcore/mcore.h: Remove comment about deprecated m4align
25998 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25999 * doc/invoke.texi: Add description of mno-lsim and
26000 mstack-increment options.
26002 * config/fr30/fr30.opt: Document the -mno-lsim option.
26003 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26004 and -mno-lsim options.
26006 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26008 * fold-const.c (fold_comparison): Only call fold_inf_compare
26009 if the mode supports infinities.
26011 2009-03-11 Jason Merrill <jason@redhat.com>
26014 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26015 end already did. Notice GIMPLE_CALL modifications of the result.
26016 Don't copy debug information from an ignored decl or a decl from
26019 2009-03-10 Richard Guenther <rguenther@suse.de>
26020 Nathan Froyd <froydnj@codesourcery.com>
26022 PR middle-end/37850
26023 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26024 (__divMODE3): Likewise.
26026 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26028 PR tree-optimization/39394
26029 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26030 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26032 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26034 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26035 inline asms for register asm ("") declarations.
26037 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26039 * fold-const.c (fold_unary): Fix comment.
26041 2009-03-07 Jan Hubicka <jh@suse.cz>
26044 * tree-inline.c (setup_one_parameter): Do replacement of const
26045 argument by constant in SSA form.
26047 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26049 PR middle-end/38028
26050 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26051 determine alignment passed to assign_stack_local.
26052 (assign_parms_unsplit_complex): Likewise.
26053 * except.c (sjlj_build_landing_pads): Likewise.
26055 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26057 PR middle-end/39360
26058 * tree-flow.h (add_referenced_var): Return bool instead of void.
26059 * tree-dfa.c (add_referenced_var): Return result of
26060 referenced_var_check_and_insert call.
26061 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26062 of referenced_var_check_and_insert.
26065 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26066 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26067 DIE, don't emit it if abstract origin already has it.
26068 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26069 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26071 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26073 * genpreds.c (needs_variable): Fix parentheses at variable name
26075 (write_tm_constrs_h): Indent generated code.
26077 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26079 * doc/extend.texi (Function Attributes): Add documentation
26080 for isr attributes.
26082 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26085 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26086 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26088 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26090 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26093 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26096 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26097 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26099 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26101 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26102 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26103 constants instead of magic numbers.
26104 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26106 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26107 (x86_64_ms_abi_int_parameter_registers): Ditto.
26108 (x86_64_int_return_registers): Ditto.
26109 (ix86_maybe_switch_abi): Ditto.
26110 (ix86_expand_call): Ditto for clobbered_registers array.
26111 (ix86_hard_regno_mode_ok): Ditto.
26112 (x86_extended_QIreg_mentioned_p): Ditto.
26114 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26116 PR tree-optimization/39349
26117 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26119 * combine.c (gen_lowpart_for_combine): Use omode when generating
26122 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26124 PR rtl-optimization/39235
26125 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26127 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26129 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26131 2009-03-04 Richard Guenther <rguenther@suse.de>
26133 PR tree-optimization/39362
26134 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26135 that occur in abnormal PHIs should be varying.
26137 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26139 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26141 (simple_iv): Take loop as an argument instead of statement.
26142 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26143 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26145 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26147 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26148 * matrix-reorg.c (analyze_transpose): Ditto.
26149 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26150 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26151 * tree-predcom.c (ref_at_iteration): Ditto.
26152 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26154 2009-03-04 Richard Guenther <rguenther@suse.de>
26156 PR tree-optimization/39358
26157 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26158 escaped_id and callused_id.
26159 (solve_graph): Likewise.
26161 2009-03-04 Richard Guenther <rguenther@suse.de>
26163 PR tree-optimization/39339
26164 * tree-sra.c (try_instantiate_multiple_fields): Make it
26165 no longer ICE on the above.
26167 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26169 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26170 that fits within Pmode.
26172 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26174 PR middle-end/10109
26175 * tm.texi (LIBCALL_VALUE): Update description.
26177 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26179 PR middle-end/34443
26180 * doc/extend.texi (section): Update description.
26182 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26184 PR middle-end/39345
26185 * tree-inline.c (remapped_type): New.
26186 (can_be_nonlocal): Call remapped_type instead of remap_type.
26188 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26191 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26192 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26194 2009-03-03 Richard Guenther <rguenther@suse.de>
26196 PR middle-end/39272
26197 * tree.c (tree_nonartificial_location): New function.
26198 * tree.h (tree_nonartificial_location): Declare.
26199 * builtins.c (expand_builtin_memory_chk): Provide location
26200 of the call location for artificial function pieces.
26201 (maybe_emit_chk_warning): Likewise.
26202 (maybe_emit_sprintf_chk_warning): Likewise.
26203 (maybe_emit_free_warning): Likewise.
26204 * expr.c (expand_expr_real_1): Likewise.
26206 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26208 PR tree-optimization/39343
26209 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26210 COMPONENT_REF t has ARRAY_TYPE.
26212 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26214 PR middle-end/39335
26215 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26216 when the type precision of the induction variable should be
26217 larger than the type precision of nit.
26218 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26219 * graphite.c (graphite_loop_normal_form): Same.
26220 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26222 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26224 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26225 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26226 numbers to describe clobbered registers.
26227 (*call_value_0_rex64_ms_sysv): Ditto.
26228 * config/i386/mmx.md (mmx_emms): Ditto.
26229 (mmx_femms): Ditto.
26231 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26233 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26236 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26238 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26239 (spu_section_type_flags): New function.
26241 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26243 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26244 reg_class_contents of FLOAT_REGS into a temporary.
26246 2009-03-02 Richard Guenther <rguenther@suse.de>
26247 Ira Rosen <irar@il.ibm.com>
26249 PR tree-optimization/39318
26250 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26251 information to the vectorized statement.
26253 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26255 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26256 variable. Use defined names instead of magic constants for REX SSE
26259 2009-03-01 Richard Guenther <rguenther@suse.de>
26261 PR tree-optimization/39331
26262 * omp-low.c (lower_send_shared_vars): Do not receive new
26263 values for the reference of DECL_BY_REFERENCE parms or results.
26265 2009-03-01 Jan Hubicka <jh@suse.cz>
26268 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26269 BLOCK_NONLOCALIZED_VAR): New macros.
26270 (tree_block): Add nonlocalized_vars.
26271 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26272 gen_decl_die): Add origin argument. Allow generation of die with
26273 origin at hand only.
26274 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26275 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26277 (gen_block_die): Fix checking for unused blocks.
26278 (process_scope_var): Break out from .... ; work with origins only.
26279 (decls_for_scope) ... here; process nonlocalized list.
26280 (dwarf2out_ignore_block): Look for nonlocalized vars.
26281 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26283 (dump_scope_block): Dump them.
26284 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26285 (remap_block): Likewise.
26286 (can_be_nonlocal): New predicate.
26287 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26289 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26291 * configure: Regenerate.
26293 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26295 * optc-gen.awk: No need to duplicate option flags twice.
26296 Reuse help texts for duplicate options which do not have any.
26298 * gcc.c (display_help): Document --version.
26300 * gcc.c (main): If print_help_list and verbose_flag, ensure
26301 driver output comes before subprocess output.
26303 * optc-gen.awk: Assign all remaining fields to help string,
26304 space-separated, for multi-line help in *.opt.
26306 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26307 -Wno-pedantic-ms-format is for MinGW targets only.
26309 * doc/options.texi (Option file format): Fix bad indentation,
26310 restoring dropped sentence.
26312 2009-02-28 Jan Hubicka <jh@suse.cz>
26314 * tree-inline.c (tree_function_versioning): Output debug info.
26316 2009-02-28 Jan Hubicka <jh@suse.cz>
26319 * tree-inline.c (setup_one_parameter): Do not copy propagate
26320 arguments when not optimizing.
26322 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26325 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26326 (avx_addsubv4df3): Likewise.
26327 (*avx_addsubv4sf3): Likewise.
26328 (sse3_addsubv4sf3): Likewise.
26329 (*avx_addsubv2df3): Likewise.
26330 (sse3_addsubv2df3): Likewise.
26331 (avx_unpckhps256): Correct item selectors.
26332 (avx_unpcklps256): Likewise.
26333 (avx_unpckhpd256): Likewise.
26334 (avx_unpcklpd256): Likewise.
26336 2009-02-28 Jan Hubicka <jh@suse.cz>
26338 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26340 (copy_arguments_for_versioning): If var is declared don't declare it.
26341 (tree_function_versioning): First setup substitutions and then copy
26344 2009-02-27 Jan Hubicka <jh@suse.cz>
26347 * cgraph.h (varpool_output_debug_info): Remove.
26348 * cgraphunit.c (varpool_output_debug_info): Remove.
26349 * dwarf2out.c (deferred_locations_struct): New struct
26350 (deferred_locations): New type.
26351 (deferred_locations_list): New static var.
26352 (deffer_location): New function.
26353 (gen_variable_die): Use it.
26354 (decls_for_scope): Output info on local static vars.
26355 (dwarf2out_finish): Process deferred locations.
26356 * varpool.c (varpool_output_debug_info): Remove.
26358 2009-02-27 Jan Hubicka <jh@suse.cz>
26361 * tree.h (TREE_PROTECTED): Fix comment.
26362 (BLOCK_HANDLER_BLOCK): Remove.
26363 (struct tree_block): Remove handler_block add body_block.
26364 (inlined_function_outer_scope_p): New.
26365 (is_body_block): Remove.
26366 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26367 * dwarf2out.c (is_inlined_entry_point): Remove.
26368 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26369 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26371 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26372 * gimplify.c (gimplify_expr): Gimplify body blocks.
26373 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26374 block with multiple subblocks.
26375 (dump_scope_block): Prettier output; dump more flags and info.
26376 (dump_scope_blocks): New.
26377 (remove_unused_locals): Use dump_scope_blocks.
26378 * tree-flow.h (dump_scope_blocks): Declare.
26379 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26380 * stmt.c (is_body_block): Remove.
26381 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26382 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26384 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26386 PR middle-end/39308
26387 * graphite.c (graphite_loop_normal_form): Do not call
26388 number_of_iterations_exit from a gcc_assert.
26390 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26392 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26393 jumps if COND is NULL.
26394 (find_cond_jump): New function.
26395 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26396 * config/s390/s390.md: Remove z10_cobra attribute value.
26398 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26400 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26401 force_const_mem returns NULL_RTX.
26403 2009-02-26 Jan Hubicka <jh@suse.cz>
26406 * cgraph.h (varpool_output_debug_info): Remove.
26407 * cgraphunit.c (varpool_output_debug_info): Remove.
26408 * dwarf2out.c (deferred_locations_struct): New struct
26409 (deferred_locations): New type.
26410 (deferred_locations_list): New static var.
26411 (deffer_location): New function.
26412 (gen_variable_die): Use it.
26413 (decls_for_scope): Output info on local static vars.
26414 (dwarf2out_finish): Process deferred locations.
26415 * varpool.c (varpool_output_debug_info): Remove.
26417 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26419 PR rtl-optimization/39241
26420 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26421 to subreg_offset_representable_p.
26423 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26425 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26426 execute function prototype. Get f and nregs from max_reg_num
26427 and get_insns. Remove the first backward pass as it's dead,
26428 guard the forward pass by flag_expensive_optimizations.
26429 (rest_of_handle_regmove): Delete.
26430 (pass_regmove): Replace it with regmove_optimize.
26432 2009-02-25 Martin Jambor <mjambor@suse.cz>
26434 PR tree-optimization/39259
26435 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26436 calls_alloca function flags.
26437 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26438 calls are detected.
26440 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26442 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26443 flags_set_1_rtx, flags_set_1_set): Delete.
26444 (regmove_optimize): Do not call mark_flags_life_zones.
26446 2009-02-24 Julian Brown <julian@codesourcery.com>
26449 * config/arm/arm.c (require_pic_register): Only set
26450 cfun->machine->pic_reg once per function.
26452 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26454 * doc/invoke.texi (Link Options): Document an easier way to pass
26455 options that take arguments to the GNU linker using -Xlinker and -Wl.
26457 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26460 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26462 2009-02-24 Richard Guenther <rguenther@suse.de>
26465 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26467 2009-02-24 Richard Guenther <rguenther@suse.de>
26468 Zdenek Dvorak <ook@ucw.cz>
26470 PR tree-optimization/39233
26471 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26472 from converting them to a generic type.
26474 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26476 PR tree-optimization/39260
26477 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26478 contains a condition with a real type.
26479 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26481 2009-02-23 Jason Merrill <jason@redhat.com>
26484 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26485 narrowing_initializer_constant_valid_p.
26486 (narrowing_initializer_constant_valid_p): Don't return
26487 null_pointer_node for adding a pointer to itself.
26489 2009-02-23 Jan Hubicka <jh@suse.cz>
26492 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26495 2009-02-23 Jan Hubicka <jh@suse.cz>
26497 PR tree-optimization/37709
26498 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26499 * tree.h (block_ultimate_origin): Declare.
26500 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26501 * tree-ssa-live.c (remove_unused_scope_block_p):
26502 Eliminate blocks containig no instructions nor live variables nor
26504 (dump_scope_block): New function.
26505 (remove_unused_locals): Enable removal of dead blocks by default;
26506 enable dumping at TDF_DETAILS.
26508 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26510 * config/i386/i386.c (classify_argument): Don't allow COImode
26512 (function_arg_advance_32): Don't allow OImode.
26513 (function_arg_32): Likewise.
26514 (function_value_32): Likewise.
26515 (return_in_memory_32): Likewise.
26516 (function_arg_64): Remove OImode comment.
26518 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26521 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26522 ix86_expand_vector_set for V4DImode in 64bit mode only.
26523 (ix86_expand_vector_init_one_var): Likewise.
26525 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26527 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26529 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26532 * loop-iv.c: Revert last change.
26533 * emit-rtl.c: Likewise.
26535 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26538 * config/i386/i386.c (type_natural_mode): Remove an extra
26539 space in the warning message.
26540 (function_value_32): Handle 32-byte vector modes.
26541 (return_in_memory_32): Likewise.
26543 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26545 * loop-iv.c (truncate_value): New function.
26546 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26548 (lowpart_subreg): Move to...
26549 * emit-rtl.c: ...here.
26551 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26553 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26554 accidental and undocumented change at revision 140860.
26556 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26558 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26559 take gimple_seq * arguments.
26560 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26561 types_compatible_p langhook.
26563 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26564 Joseph Myers <joseph@codesourcery.com>
26566 * config/arm/arm.c (arm_builtin_va_list): New function.
26567 (arm_expand_builtin_va_start): Likewise.
26568 (arm_gimplify_va_arg_expr): Likewise.
26569 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26570 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26571 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26572 (va_list_type): New variable.
26573 (arm_mangle_type): Mangle va_list_type appropriately.
26575 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26577 PR middle-end/39157
26578 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26579 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26580 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26581 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26582 parameter to 1000 for -O1 by default.
26583 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26585 * loop-invariant.c: Include params.h.
26586 (move_loop_invariants): Don't call move_single_loop_invariants on
26589 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26591 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26592 offset when calculating bounds for indexing stack_usage_map. Fixes
26593 a buffer overflow with certain target setups.
26595 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26598 * calls.c (expand_call): Clear try_tail_call if caller and callee
26599 disagree in promotion of function return value.
26601 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26604 * c-common.c (c_determine_visibility): If visibility changed and
26605 DECL_RTL has been already set, call make_decl_rtl to update symbol
26608 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26611 * varasm.c (assemble_variable): Don't check DECL_NAME when
26612 globalizing a variable.
26614 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26617 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26618 expression before any __builtin_trap call.
26619 * c-typeck.c (build_function_call): Convert and check function
26620 arguments before generating a call to a trap. Evaluate the
26621 function arguments before the trap.
26623 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26626 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26627 (UNSPEC_FXAM_MEM): New unspec.
26628 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26629 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26630 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26632 2009-02-19 Richard Guenther <rguenther@suse.de>
26634 PR tree-optimization/39207
26635 PR tree-optimization/39074
26636 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26637 storedanything_tree): New.
26638 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26639 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26640 (build_succ_graph): Add edges from STOREDANYTHING to all
26642 (init_base_vars): Initialize STOREDANYTHING.
26643 (compute_points_to_sets): Free substitution info after
26644 building the succ graph.
26645 (ipa_pta_execute): Likewise.
26647 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26649 (do_ds_constraint): Do not add to special var or non-pointer
26651 (type_could_have_pointers): Split out from ...
26652 (could_have_pointers): ... here. For arrays use the element type.
26653 (create_variable_info_for): Initialize may_have_pointers.
26654 (new_var_info): Likewise.
26655 (handle_lhs_call): Make the HEAP variable unknown-sized.
26656 (intra_create_variable_infos): Use a type with pointers for
26657 PARM_NOALIAS, make it unknown-sized.
26659 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26662 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26664 2009-02-18 Jason Merrill <jason@redhat.com>
26667 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26668 value if DECL_EXTERNAL.
26669 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26670 * target.h (gcc_target::binds_local_p): Clarify "module".
26671 * tree.h (TREE_PUBLIC): Clarify "module".
26673 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26676 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26677 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26679 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26682 * c.opt (Wabi): Support C and ObjC.
26685 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26687 * config/i386/i386.c (classify_argument): Warn once about the ABI
26688 change when passing union with long double.
26690 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26692 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26695 * c-parser.c (c_parser_compound_statement): Always enter and leave
26698 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26701 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26703 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26705 PR tree-optimization/36922
26706 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26707 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26710 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26712 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26715 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26717 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26719 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26721 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26724 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26725 Richard Sandiford <rdsandiford@googlemail.com>
26727 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26728 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26729 (loongson_biadd): ...this.
26731 2009-02-17 Richard Guenther <rguenther@suse.de>
26733 PR tree-optimization/39202
26734 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26735 a var make sure to follow existing collapses.
26737 2009-02-17 Richard Guenther <rguenther@suse.de>
26739 PR middle-end/39214
26740 * langhooks.c (lhd_print_error_function): Check for NULL block.
26742 2009-02-17 Richard Guenther <rguenther@suse.de>
26744 PR tree-optimization/39204
26745 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26748 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26750 * config/soft-fp/double.h: Update from glibc CVS.
26752 2009-02-17 Richard Guenther <rguenther@suse.de>
26754 PR tree-optimization/39207
26755 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26756 strict-aliasing warnings for pointers pointing to NULL.
26758 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26761 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26762 skipping until next close brace.
26764 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26767 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26768 to function argument boundary.
26770 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26772 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26773 in the lea_add. Reload eventually constraints it properly.
26774 * config/picochip/constraints.md: Remove the target constraint
26775 "b", since it is not needed anymore.
26777 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26779 * gthr-dce.h: Uglify function parameter and local variable names.
26780 * gthr-gnat.h: Likewise.
26781 * gthr-mipssde.h: Likewise.
26782 * gthr-nks.h: Likewise.
26783 * gthr-posix95.h: Likewise.
26784 * gthr-posix.h: Likewise.
26785 * gthr-rtems.h: Likewise.
26786 * gthr-single.h: Likewise.
26787 * gthr-solaris.h: Likewise.
26788 * gthr-tpf.h: Likewise.
26789 * gthr-vxworks.h: Likewise.
26790 * gthr-win32.h: Likewise.
26792 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26795 * config/i386/i386.md: Restrict the new peephole2 to move
26796 between MMX/SSE registers.
26798 2009-02-15 Richard Guenther <rguenther@suse.de>
26801 2009-02-13 Richard Guenther <rguenther@suse.de>
26803 * configure.ac: Enable LFS.
26804 * configure: Re-generate.
26805 * config.in: Likewise.
26807 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26809 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26810 spu_srqwbyte, spu_srqwbytebc): Define.
26811 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26812 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26813 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26814 "shrqby_<mode>"): New insn-and-split patterns.
26815 * config/spu/spu.c (expand_builtin_args): Determine and return
26816 number of operands using spu_builtin_description data.
26817 (spu_expand_builtin_1): Use it.
26819 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26822 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26825 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26828 * config/i386/i386.c (override_options): Correct warning
26829 messages for -malign-loops, -malign-jumps and -malign-functions.
26831 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26834 * config/i386/i386.md: Restrict the new peephole2 to move
26835 between the general purpose registers.
26837 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26840 * config/i386/i386.c (type_natural_mode): Add a new argument.
26841 Return the original mode and warn ABI change if vector size is 32byte.
26842 (function_arg_advance): Updated.
26843 (function_arg): Likewise.
26844 (ix86_function_value): Likewise.
26845 (ix86_return_in_memory): Likewise.
26846 (ix86_sol10_return_in_memory): Likewise.
26847 (ix86_gimplify_va_arg): Likewise.
26848 (function_arg_32): Don't warn ABX ABI change here.
26849 (function_arg_64): Likewise.
26851 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26853 * loop-iv.c (implies_p): In the final case, test that operands 0
26854 of the two comparisons match.
26856 * config/bfin/bfin.c (find_prev_insn_start): New function.
26857 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26858 (find_next_insn_start): Move.
26860 2009-02-13 Richard Guenther <rguenther@suse.de>
26862 * configure.ac: Enable LFS.
26863 * configure: Re-generate.
26864 * config.in: Likewise.
26866 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26869 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26870 sizes on syntax error after some arguments have been parsed.
26872 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26874 * doc/invoke.texi (-fira): Remove.
26876 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26878 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26879 * recog.c: Likewise.
26882 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26884 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26885 (umul_ppmm): Likewise.
26886 (count_leading_zeros): Likewise.
26887 (count_trailing_zeros): Likewise.
26888 (UMUL_TIME): Likewise.
26890 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26892 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26893 soft-fp/t-softfp to tmake_file.
26895 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26896 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26897 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26898 IA64_BUILTIN_INFQ]: New.
26899 (ia64_init_builtins): Initialize __builtin_infq,
26900 __builtin_fabsq and __builtin_copysignq if not HPUX.
26901 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26902 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26904 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26906 (__fixtfti): Likewise.
26907 (__fixunstfti): Likewise.
26908 (__floattitf): Likewise.
26910 * config/ia64/libgcc-glibc.ver: New.
26911 * config/ia64/t-fprules-softfp: Likewise.
26912 * config/ia64/sfp-machine.h: Likewise.
26914 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26915 (LIBGCC2_TF_CEXT): Likewise.
26916 (TF_SIZE): Likewise.
26917 (TARGET_INIT_LIBFUNCS): Likewise.
26919 * config/ia64/t-glibc (SHLINB_MAPFILES):
26920 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26922 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26924 * config/i386/i386.c (construct_container): Rewrite processing
26925 BLKmode with X86_64_SSE_CLASS.
26927 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26930 * config/i386/i386.md: Replace simplify_replace_rtx with
26931 replace_rtx in the new peephole2.
26933 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26935 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26936 loop unrolling do not happen at -O2.
26938 2009-02-12 Michael Matz <matz@suse.de>
26940 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26942 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26944 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26947 2009-02-12 Ben Elliston <bje@au.ibm.com>
26949 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26950 patterns when updating the back chain. Missed in the 2009-02-10
26953 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26955 * doc/extend.texi (Decimal Floating Types): Update identifier of
26956 draft TR and list of missing support.
26958 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26960 PR middle-end/39154
26961 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26962 bit to variable length decl's flags, add it also to its
26963 pointer replacement variable.
26965 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26966 Jakub Jelinek <jakub@redhat.com>
26969 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26970 (memory_blockage): New expander.
26971 (*memory_blockage): New insn pattern.
26972 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26973 instead of general blockage at the end of function prologue when
26974 frame pointer is used to access red zone area. Do not emit blockage
26975 when profiling, it is emitted in generic code.
26976 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26977 function epilogue when frame pointer is used to access red zone area.
26979 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26982 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26983 by arithmetic with memory operands.
26984 * config/i386/predicates.md (commutative_operator): New.
26986 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26988 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26991 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26993 * alias.h (record_alias_subset): Declare.
26994 * alias.c (record_alias_subset): Make global.
26996 2009-02-10 Nick Clifton <nickc@redhat.com>
26998 * tree-parloops.c: Change license to GPLv3.
26999 * ipa-struct-reorg.c: Change license to GPLv3.
27000 * ipa-struct-reorg.h: Change license to GPLv3.
27002 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27005 * c-decl.c (start_struct): Return NULL on error.
27007 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27009 PR middle-end/39124
27010 * cfgloopmanip.c (remove_path): Call remove_bbs after
27011 cancel_loop_tree, not before it.
27014 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27015 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27016 VAR_DECLs were seen.
27017 * tree-ssa-live.c (remove_unused_locals): Recompute
27018 cfun->has_local_explicit_reg_vars.
27019 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27020 copies or clearings if cfun->has_local_explicit_reg_vars.
27022 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27025 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27026 of function prologue when frame pointer is used to access
27029 2009-02-10 Richard Guenther <rguenther@suse.de>
27031 PR middle-end/39127
27032 * gimplify.c (gimple_regimplify_operands): Always look if
27033 we need to create a temporary.
27035 2009-02-10 Richard Guenther <rguenther@suse.de>
27037 PR tree-optimization/39132
27038 * tree-loop-distribution.c (todo): New global var.
27039 (generate_memset_zero): Trigger TODO_rebuild_alias.
27040 (tree_loop_distribution): Return todo.
27042 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27045 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27046 (x86_64_reg_class_name): Removed.
27047 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27048 first one isn't X86_64_SSE_CLASS or any other ones aren't
27049 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27050 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27051 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27052 and 3 X86_64_SSEUP_CLASS.
27053 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27054 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27056 2009-02-10 Ben Elliston <bje@au.ibm.com>
27058 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27059 form instruction to update the stack back chain word, even if the
27060 user has disabled the generation of update instructions.
27061 (movdi_<mode>_update_stack): New.
27062 (movsi_update_stack): Likewise.
27063 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27064 always use an update form instruction to update the stack back
27067 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27069 PR middle-end/38953
27070 * graphite.c (if_region_set_false_region): After moving a region in
27071 the false branch of a condition, remove the empty dummy basic block.
27072 (gloog): Remove wrong fix for PR38953.
27074 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27076 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27077 generation due to implicit sign extension.
27079 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27081 PR middle-end/38981
27082 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27083 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27085 2009-02-09 Richard Guenther <rguenther@suse.de>
27087 PR middle-end/35202
27088 * convert.c (convert_to_real): Disable (float)fn((double)x)
27089 to fnf(x) conversion if errno differences may occur and
27090 -fmath-errno is set.
27092 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27094 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27096 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27098 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27101 * c-common.c (handle_alias_attribute): Disallow attribute for
27102 anything not a FUNCTION_DECL or VAR_DECL.
27104 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27107 * real.c (do_compare): Special-case compare of zero against
27108 decimal float value.
27110 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27113 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27114 as indicating flexible array members unless the field itself is
27115 being declarared as the incomplete array.
27117 2009-02-06 Jan Hubicka <jh@suse.cz>
27119 PR tree-optimization/38844
27120 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27121 is already inlined.
27123 2009-02-06 Richard Guenther <rguenther@suse.de>
27125 PR middle-end/38977
27126 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27127 fork because we may expand it as __gcov_fork.
27129 2009-02-06 Nick Clifton <nickc@redhat.com>
27131 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27133 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27135 PR tree-optimization/35659
27136 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27137 vn_phi_eq): Shortcut if hashcode does not match.
27138 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27140 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27141 and avoid iterative_hash_expr.
27142 (FOR_EACH_VALUE_ID_IN_SET): New.
27143 (value_id_compare): Remove.
27144 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27145 sort expressions by value id.
27147 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27150 * config/sh/predicates.md (general_movsrc_operand): Don't check
27151 the subreg of system registers here.
27153 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27156 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27157 on the copied decl.
27159 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27161 PR rtl-optimization/39110
27162 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27163 addresses, not aligned ones.
27165 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27166 Richard Guenther <rguenther@suse.de>
27168 PR tree-optimization/39100
27169 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27170 comment says and add edges.
27172 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27175 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27176 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27178 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27180 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27181 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27182 register_bb_in_sese, new_sese, free_sese): Moved.
27183 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27184 outermost_loop_in_scop, build_scop_iteration_domain,
27185 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27186 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27187 Use loop_in_sese_p instead of loop_in_scop_p.
27188 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27189 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27190 (scopdet_basic_block_info): Fix bug in scop detection.
27191 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27192 eq_loop_to_cloog_loop): Remove.
27193 (nb_loops_around_loop_in_scop, nb_loop
27194 ref_nb_loops): Moved here...
27195 * graphite.h (ref_nb_loops): ... from here.
27196 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27197 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27198 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27200 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27201 Hans-Peter Nilsson <hp@axis.com>
27203 PR rtl-optimization/37889
27204 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27205 Move offset handling from PLUS to before the switch. Use new
27206 arguments when considering SYMBOL_REFs too.
27207 (rtx_addr_can_trap_p): Pass dummy offset and size.
27208 (enum may_trap_p_flags): Remove.
27209 (may_trap_p_1): Pass size from MEM_SIZE.
27211 PR rtl-optimization/38921
27212 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27213 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27214 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27215 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27217 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27219 AVX Programming Reference (January, 2009)
27220 * config/i386/sse.md (*vpclmulqdq): New.
27222 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27224 PR tree-optimization/38977
27225 PR gcov-profile/38292
27226 * calls.c (special_function_p): Disregard __builtin_ prefix.
27228 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27230 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27231 non-indexable addresses even before reload.
27233 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27236 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27237 as having variable size. Do not give an error for unnamed
27238 parameters with [*] declarators. Give a warning for type names
27239 with [*] declarators and mark them as variable size.
27240 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27241 for sizeof applied to [*] type names.
27243 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27246 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27248 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27250 * gcc.c (process_command): Update copyright notice dates.
27251 * gcov.c (print_version): Likewise.
27252 * gcov-dump.c (print_version): Likewise.
27253 * mips-tfile.c (main): Likewise.
27254 * mips-tdump.c (main): Likewise.
27256 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27259 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27260 for composite type involving a zero-length array type.
27262 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27265 * function.c (match_asm_constraints_1): Skip over
27266 initial optional % in the constraint.
27268 PR inline-asm/39059
27269 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27270 supported, don't accept FIXED_CSTs.
27271 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27272 and _Sat is used without _Fract/_Accum. Set specs->type to
27273 integer_type_node for cts_fract/cts_accum if fixed point is not
27276 2009-02-02 Catherine Moore <clm@codesourcery.com>
27278 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27280 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27282 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27283 (ABI_HAS_64BIT_SYMBOLS): Use it.
27284 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27286 2009-02-02 Paul Brook <paul@codesourcery.com>
27288 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27290 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27292 PR inline-asm/39058
27293 * recog.h (asm_operand_ok): Add constraints argument.
27294 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27295 recurse on matching constraint.
27296 (check_asm_operands): Pass constraints as 3rd argument to
27297 asm_operand_ok. Don't look up matching constraint here.
27298 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27301 2009-02-02 Ben Elliston <bje@au.ibm.com>
27303 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27304 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27306 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27308 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27309 information. Remove some obsolete information. Reorganize.
27311 * config/pa/fptr.c: Revert license to GPL 2.
27312 * config/pa/milli64.S: Likewise.
27314 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27317 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27318 LIBRARY name in, instead of hard-coding it.
27319 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27320 extra target make frag to tmake_files according to EH model.
27321 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27322 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27323 frags that define makefile variable EH_MODEL appropriately.
27324 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27325 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27326 to "-sjlj" according to type of EH configured.
27327 (LIBGCC_SONAME): Concatenate it to shared library base name.
27328 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27329 to "_sjlj" according to type of EH configured.
27330 (LIBGCC_SONAME): Concatenate it to shared library base name.
27331 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27332 (SHLIB_LINK): Add missing semicolon to if-else construct.
27333 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27334 string value of "pe_dll" command-line option.
27335 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27336 (SHLIB_SONAME): Use it when overriding t-cygming default.
27337 (SHLIB_IMPLIB): Override t-cygming default.
27338 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27339 string value of "pe_dll" command-line option.
27341 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27344 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27345 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27347 2009-01-31 Richard Guenther <rguenther@suse.de>
27349 PR tree-optimization/38937
27350 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27351 computing the transitive closure.
27353 2009-01-30 Richard Guenther <rguenther@suse.de>
27355 PR tree-optimization/39041
27356 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27357 Propagate variable indices only if the types match for this stmt.
27359 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27362 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27363 inline but never defined.
27365 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27367 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27368 (*insv_h_di_reg_extimm): New insn.
27369 (*insv_l<mode>_reg_extimm): New insn.
27371 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27373 * config/picochip/picochip.c (flag_conserve_stack): set
27374 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27375 fconserve-stack. Reduce call-overhead used by inliner.
27377 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27380 * common.opt (flag_conserve_stack): Initialised to zero.
27382 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27385 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27386 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27389 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27391 * ira-color.c (allocno_reload_assign): Update comments.
27392 * regmove.c (regmove_optimize): Likewise.
27396 2009-01-29 Robert Millan <rmh@aybabtu.com>
27398 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27399 * config/i386/kopensolaris-gnu.h: New file. Undefine
27400 `MD_UNWIND_SUPPORT'.
27401 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27403 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27405 PR tree-optimization/39007
27406 * tree-loop-distribution.c (generate_builtin): Use
27407 recompute_dominator to compute the immediate dominator of the
27408 basic block just after the loop.
27410 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27412 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27413 (ASM_OUTPUT_DWARF_PCREL): Define.
27415 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27417 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27418 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27419 global. Modify entries about regmove and IRA.
27421 * ra-conflict.c: Remove the file.
27423 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27425 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27426 (pass_regclass_init): Rename to pass_reginfo_init.
27428 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27430 * toplev.h (flag_ira): Remove.
27432 * caller-save.c (setup_save_areas): Remove flag_ira.
27434 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27436 * global.c: Remove the file.
27438 * opts.c (decode_options): Remove flag_ira.
27440 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27442 * regmove.c: Modify file description.
27443 (find_use_as_address, try_auto_increment): Define them only if
27444 AUTO_INC_DEC is defined.
27445 (replacement_quality, replace_in_call_usage, fixup_match_1,
27446 stable_and_no_regs_but_for_p): Remove.
27447 (reg_set_in_bb): Make it static.
27448 (regmove_optimize): Remove flag_ira and code which worked for
27451 * local-alloc.c: Remove the file.
27453 * common.opt (fira): Remove.
27455 * ira.c: Include except.h.
27456 (eliminable_regset): Move from global.c.
27457 (mark_elimination): Ditto. Remove flag_ira.
27458 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27459 equiv_mem_modified, validate_equiv_mem_from_store,
27460 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27461 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27462 no_equiv, recorded_label_ref): Move from local-alloc.c.
27463 (update_equiv_regs): Ditto. Make it static.
27464 (print_insn_chain, print_insn_chains): Move it from global.c.
27465 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27466 (build_insn_chain): Ditto. Make it static.
27467 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27468 Rename to init_live_subregs.
27469 (gate_ira): Remove flag_ira.
27471 * regclass.c: Rename reginfo.c. Change file description.
27472 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27473 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27474 (init_reg_sets_1): Remove code for evaluation of
27475 reg_class_superclasses and losing_caller_save_reg_set.
27476 (init_regs): Remove init_reg_autoinc.
27477 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27478 ok_for_base_p_nonstrict): Remove.
27479 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27480 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27481 corresponding entries.
27482 (dump_regclass, record_operand_costs, scan_one_insn,
27483 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27484 record_address_regs, auto_inc_dec_reg_p): Remove.
27485 (gt-regclass.h): Rename to gt-reginfo.h.
27487 * rtl.h (dump_global_regs, retry_global_alloc,
27488 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27490 * Makefile.in (RA_H): Remove.
27491 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27492 Rename regclass.o to reginfo.o.
27493 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27495 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27496 (GTFILES): Rename regclass.c to reginfo.c.
27498 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27499 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27501 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27502 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27504 (finish_spills): Ditto. Remove code for !flag_ira.
27506 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27508 PR middle-end/35854
27509 * doc/invoke.texi (rtl debug options): Complete rewrite.
27510 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27512 * mode-switching.c (pass_mode_switching): Rename pass from
27513 "mode-sw" to "mode_sw".
27514 * except.c (pass_convert_to_eh_ranges): Rename pass from
27515 "eh-ranges" to "eh_ranges".
27516 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27520 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27521 Alexander Monakov <amonakov@ispras.ru>
27523 PR middle-end/38857
27524 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27526 (move_exprs_to_boundary): Change return type and pass through
27527 should_move from move_op. Relax assert. Update usage ...
27528 (schedule_expr_on_boundary): ... here. Use should_move instead of
27530 (move_op_orig_expr_found): Indicate that insn was disconnected from
27532 (code_motion_process_successors): Do not call after_merge_succs
27533 callback if original expression was not found when traversing any of
27535 (code_motion_path_driver): Change return type. Update prototype.
27536 (move_op): Update comment. Add a new parameter (should_move). Update
27537 prototype. Set *should_move based on indication provided by
27538 move_op_orig_expr_found.
27540 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27542 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27543 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27544 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27545 * config/rs6000/rs6000.c (rs6000_override_options): Default
27546 avoid-indexed-addresses on for Power6, off for everything else.
27547 (avoiding_indexed_address_p): New function.
27548 (rs6000_legitimize_address): Use it.
27549 (rs6000_legitimate_address): Likewise.
27550 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27552 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27554 PR tree-optimization/38997
27555 * tree-loop-distribution.c (generate_memset_zero): Use
27556 POINTER_PLUS_EXPR for a pointer addition.
27558 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27560 * config/s390/s390.md (bswap<mode>2): New pattern added.
27562 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27564 * config/s390/s390.md (*tls_load_31): Added type attribute.
27566 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27568 * config/s390/s390.md: Fix a few comments.
27570 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27572 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27573 (*tm<mode>_full): Fixed z10prop attribute.
27574 (*tst<mode>_extimm): Fixed z10prop attribute.
27575 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27576 (*tstqiCCT_cconly): Fixed z10prop attribute.
27577 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27578 (*movsi_larl): Fixed z10prop attribute.
27579 (*movsi_zarch): Fixed z10prop attribute.
27580 (*movsi_eas): Fixed z10prop attribute.
27581 (*movhi): Fixed z10prop attribute.
27582 (*movqi): Fixed z10prop attribute.
27583 (*movstrictqi): Fixed z10prop attribute.
27584 (*mov<mode>): Fixed z10prop attribute.
27585 (*movcc): Fixed z10prop attribute.
27586 (*sethighpartdi_64): Fixed z10prop attribute.
27587 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27588 (*negdi2_sign_cc): Fixed z10prop attribute.
27589 (*negdi2_sign): Fixed z10prop attribute.
27590 (*absdi2_sign_cc): Fixed z10prop attribute.
27591 (*absdi2_sign): Fixed z10prop attribute.
27592 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27593 (*negabsdi2_sign): Fixed z10prop attribute.
27594 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27595 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27596 (doloop_si64): Fixed z10prop attribute.
27597 (doloop_si31): Fixed z10prop attribute.
27598 (doloop_long): Fixed z10prop attribute.
27599 (indirect_jump): Fixed z10prop attribute.
27600 (nop): Fixed z10prop attribute.
27601 (main_base_64): Fixed z10prop attribute.
27602 (reload_base_64): Fixed z10prop attribute.
27604 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27606 PR rtl-optimization/38740
27607 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27609 * config/mips/mips.c (mips_reorg): Likewise.
27611 2009-01-28 Richard Guenther <rguenther@suse.de>
27613 PR tree-optimization/38926
27614 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27615 with the correct value id to a value.
27616 (do_regular_insertion): Use the value number of edoubleprime
27617 for the value number of the expr.
27620 2008-08-21 Richard Guenther <rguenther@suse.de>
27622 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27623 a PHI ask VN if it is already available.
27624 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27625 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27627 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27629 PR middle-end/38934
27630 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27631 set to varying whenever max has TREE_OVERFLOW set, similarly
27632 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27634 2009-01-28 Richard Guenther <rguenther@suse.de>
27636 PR middle-end/38908
27637 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27638 uninitialized aggregate uses in call arguments.
27640 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27642 PR tree-optimization/38984
27643 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27644 the nothing_id variable if -fno-delete-null-pointer-checks.
27646 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27649 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27650 (set_got_offset_rex64): Ditto.
27652 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27655 * doc/extend.texi: Improve local variable with asm reg.
27657 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27659 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27660 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27661 was not supplied then set warn_packed_bitfield_compat to the
27662 default value of 1.
27663 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27666 2009-01-27 Richard Guenther <rguenther@suse.de>
27668 PR tree-optimization/38503
27669 * cfgexpand.c (expand_gimple_basic_block): Ignore
27670 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27671 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27672 variables that cannot have TBAA applied.
27673 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27676 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27678 PR middle-end/38969
27679 * calls.c (initialize_argument_information): Do not wrap complex
27680 arguments in SAVE_EXPR.
27682 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27684 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27685 (INSTALL_LIBGCC): Revert typo commit.
27687 2009-01-26 Richard Guenther <rguenther@suse.de>
27689 PR tree-optimization/38745
27690 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27691 from special handling.
27693 2009-01-26 Richard Guenther <rguenther@suse.de>
27695 PR tree-optimization/38745
27696 * tree-ssa.c (execute_update_addresses_taken): Do not include
27697 variables that cannot possibly be a register in not_reg_needs.
27698 Do not clear TREE_ADDRESSABLE on vars that may not become
27700 * tree-ssa.c (update_alias_info_1): Include those in the set
27701 of addressable vars.
27703 2009-01-26 Richard Guenther <rguenther@suse.de>
27705 PR middle-end/38851
27706 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27707 * tree-ssa-dse.c: Include langhooks.h
27708 (execute_simple_dse): Remove stores with zero size.
27710 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27713 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27716 2009-01-24 Julian Brown <julian@codesourcery.com>
27718 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27719 config/arm/linux-atomic.c.
27720 * config/arm/linux-atomic.c: New.
27722 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27724 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27725 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27726 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27728 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27731 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27734 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27736 PR tree-optimization/38953
27737 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27738 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27739 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27740 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27743 2009-01-24 Paul Brook <paul@codesourcery.com>
27745 * config/arm/neon.md (neon_type): Move to arm.md.
27746 (neon_mov<VSTRUCT>): Add neon_type attribute.
27747 * config/arm/arm.md (neon_type): Move to here.
27748 (conds): Add "unconditioal" and use as default for NEON insns.
27750 2009-01-24 Ben Elliston <bje@au.ibm.com>
27752 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27753 void *' warning from -Wc++-compat.
27754 * Makefile.in (dominance.o-warn): Remove.
27756 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27758 PR tree-optimization/38932
27759 * fold-const.c (fold_unary_ignore_overflow): New.
27760 * tree.h (fold_unary_ignore_overflow): Declare.
27761 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27762 * tree-ssa-sccvn.c (visit_reference_op_load,
27763 simplify_unary_expression): Likewise.
27765 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27767 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27768 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27769 regardless of their type.
27770 * c-common.c (handle_packed_attribute): Don't ignore packed on
27772 * c.opt (Wpacked-bitfield-compat): New warning option.
27773 * stor-layout.c (place_field): Warn if offset of a field changed.
27774 * doc/extend.texi (packed): Mention the ABI change.
27775 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27776 (Warning Options): Add it to the list.
27778 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27780 * c-opts.c (c_common_post_options): Fix a typo in comments.
27782 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27784 PR middle-end/38615
27785 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27786 variables to static.
27787 * doc/invoke.texi (-fmerge-all-constants): Update description.
27789 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27792 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27793 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27795 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27797 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27799 (LOCAL_ALIGNMENT): Similarly.
27801 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27802 Joseph Myers <joseph@codesourcery.com>
27804 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27805 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27806 * config/arm/arm-tune.md: Regenerate.
27807 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27810 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27812 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27813 version number to five.
27815 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27818 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27819 * c-common.c (set_underlying_type): Likewise.
27820 (is_typedef_decl ): Likewise
27822 (set_underlying_type): Likewise.
27823 (is_typedef_type): Likewise.
27825 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27827 PR middle-end/38587
27828 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27831 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27834 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27835 (LIBGCC_SPEC): Don't define.
27836 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27838 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27840 PR rtl-optimization/38879
27841 * alias.c (base_alias_check): Unaligned access via AND address can
27842 alias all surrounding object types except those with sizes equal
27843 or wider than the size of unaligned access.
27845 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27848 * c-decl.c (clone_underlying_type): Move this ...
27849 * c-common.c (set_underlying_type): ... here.
27850 Also, make sure the function properly sets TYPE_STUB_DECL() on
27851 the newly created typedef variant type.
27852 (is_typedef_decl ): New entry point.
27853 * tree.h: Added a new member member_types_needing_access_check to
27854 struct tree_decl_non_common.
27855 (set_underlying_type): New entry point.
27856 (is_typedef_type): Likewise.
27858 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27860 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27861 Check whether two instructions have memory references that
27862 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27863 are helper functions for traversing.
27864 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27865 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27866 not to draw dependency edge for instructions with non-conflicting
27869 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27872 * longlong.h: Update copyright years. Use soft-fp license notice.
27873 Sync __clz_tab declaration with glibc.
27875 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27878 * doc/extend.texi (syscall_linkage): New.
27879 (version_id): Modify.
27881 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27882 Richard Guenther <rguenther@suse.de>
27884 PR tree-optimization/38747
27885 PR tree-optimization/38748
27886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27887 conversion if the base address is an indirect reference and the
27888 aliasing sets could cause issues.
27890 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27892 * common.opt (fgraphite, fgraphite-identity): Add comment for
27893 explaining why these options are not documented.
27895 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27897 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27898 gimple_call_lhs is NULL.
27900 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27903 * emit-rtl.c (adjust_address_1): Make sure memref is never
27906 2009-01-20 Ben Elliston <bje@au.ibm.com>
27908 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27909 const qualifier from arg parameter. Remove unnecessary cast to char *.
27910 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27911 const qualifier from arg 2.
27913 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27915 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27917 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27920 * rtl.h (reinit_regs): New prototype.
27921 * regclass.c: Include ira.h.
27922 (reinit_regs): New.
27923 * Makefile.in (regclass.o): Add ira.h.
27924 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27926 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27929 * c-common.c (handle_aligned_attribute): Use
27930 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27931 default alignment value.
27933 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27935 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27936 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27938 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27939 __BIGGEST_ALIGNMENT__.
27941 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27943 2009-01-18 Richard Guenther <rguenther@suse.de>
27945 PR tree-optimization/38819
27946 * tree-flow.h (operation_could_trap_helper_p): Declare.
27947 * tree-eh.c (operation_could_trap_helper_p): Export.
27948 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27949 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27950 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27951 are about to insert a possibly trapping instruction and fail
27954 2009-01-18 Andreas Schwab <schwab@suse.de>
27956 * doc/install.texi (Configuration): Remove obsolete paragraph
27957 about use of --with-gnu-ld with --with-gnu-as.
27959 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27961 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27962 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27963 Follow spelling conventions.
27965 2009-01-18 Ben Elliston <bje@au.ibm.com>
27967 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27968 C++ warning about implicit conversion from void * to struct
27970 (bitmap_obstack_free): Likewise for bitmap_element *.
27971 * Makefile.in (bitmap.o-warn): Remove.
27973 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27975 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27977 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27978 Tobias Grosser <tobi.grosser@amd.com>
27980 * graphite.c (graphite_trans_scop_block): Do not block single
27983 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27985 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27986 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27987 test with assertion.
27989 2009-01-16 Richard Guenther <rguenther@suse.de>
27991 PR tree-optimization/38835
27992 PR middle-end/36227
27993 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27994 and INT + PTR -> (INT)(PTR p+ INT) folding.
27995 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27997 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28000 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28001 the subreg from a lowpart subreg if it is also casting the value.
28003 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28004 Tobias Grosser <tobi.grosser@amd.com>
28006 * graphite.c (compare_prefix_loops): New.
28007 (build_scop_canonical_schedules): Rewritten.
28008 (graphite_transform_loops): Move build_scop_canonical_schedules
28009 after build_scop_iteration_domain.
28011 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28012 Tobias Grosser <tobi.grosser@amd.com>
28014 * graphite.c (add_conditions_to_domain): Add the loops to
28015 the dimension of the iteration domain. Do copy the domain
28016 only when it exists.
28017 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28018 (add_conditions_to_constraints): New.
28019 (can_generate_code_stmt, can_generate_code): Removed.
28020 (gloog): Do not call can_generate_code.
28021 (graphite_transform_loops): Call add_conditions_to_constraints
28022 after building the iteration domain.
28024 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28026 PR tree-optimization/38789
28027 * tree-ssa-threadedge.c
28028 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28029 __builtin_constant_p.
28031 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28033 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28034 examined before deleting them.
28036 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28038 * function.c (aggregate_value_p): Correctly extract the function
28039 type from CALL_EXPR_FN lookup.
28041 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28043 * config/picochip/picochip.c (picochip_override_options): Revert
28044 CFI asm flag disable commited previously.
28046 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28047 Tobias Grosser <tobi.grosser@amd.com>
28048 Jan Sjodin <jan.sjodin@amd.com>
28050 * graphite.c (scan_tree_for_params): On substractions negate
28051 all the coefficients of the term.
28052 (clast_to_gcc_expression_red): New. Handle reduction expressions
28053 of more than two operands.
28054 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28055 (get_vdef_before_scop): Handle also the case of default definitions.
28057 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28059 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28060 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28061 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28063 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28064 Joey Ye <joey.ye@intel.com>
28066 PR middle-end/37843
28067 * cfgexpand.c (expand_stack_alignment): Don't update stack
28068 boundary nor check incoming stack boundary here.
28069 (gimple_expand_cfg): Update stack boundary and check incoming
28070 stack boundary here.
28072 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28074 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28076 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28078 PR rtl-optimization/38245
28079 * calls.c (expand_call): Add stack arguments to
28080 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28081 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28082 in regs and partially in memory or BLKmode arguments.
28083 (emit_library_call_value_1): Add stack arguments to
28084 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28085 ACCUMULATE_OUTGOING_ARGS).
28086 * dce.c: Include tm_p.h.
28087 (find_call_stack_args): New function.
28088 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28090 (mark_insn): Call find_call_stack_args for CALL_Ps.
28091 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28092 forwards. Allocate and free arg_stores bitmap if needed, pass it
28093 down to deletable_insn_p, don't mark stores set in arg_stores
28094 bitmap, clear the bitmap at the beginning of each bb.
28095 * Makefile.in (dce.o): Depend on $(TM_P_H).
28097 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28100 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28101 to make sure the insn is a conditional test (bug 22599). Reformat a
28104 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28106 PR middle-end/38431
28107 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28108 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28109 (gloog): Do not call cleanup_tree_cfg.
28110 (graphite_transform_loops): Call cleanup_tree_cfg after all
28111 scops have been code generated.
28113 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28114 * doc/gty.texi (Invoking the garbage collector): Added new node
28115 and section documenting ggc_collect.
28117 2009-01-14 Richard Guenther <rguenther@suse.de>
28119 PR tree-optimization/38826
28120 PR middle-end/38477
28121 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28122 initialization notes only if we actually emitted a warning.
28123 (intra_create_variable_infos): Add constraints for a result decl
28124 that is passed by hidden reference.
28125 (build_pred_graph): Mark all related variables non-direct on
28128 2009-01-14 Nick Clifton <nickc@redhat.com>
28130 * ira-conflicts.c: Include addresses.h for the definition of
28132 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28133 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28135 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28138 * Makefile.in (ira-lives.o): Add except.h.
28140 * ira-lives.c: Include except.h.
28141 (process_bb_node_lives): Process can_throw_internal.
28143 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28145 PR rtl-optimization/38774
28146 * combine.c (simplify_set): When undoing cc_use change, don't do
28147 PUT_CODE on the newly created comparison, but instead put back the
28150 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28152 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28153 values. Remove duplicate arm8 entry.
28155 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28157 PR tree-optimization/38786
28158 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28159 the SSA_NAME case of expand_scalar_variables_expr.
28160 Set the type of an expression to the type of its assign statement.
28161 (expand_scalar_variables_expr): Also gather the scalar computation
28162 used to index the memory access. Do not pass loop_p.
28163 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28164 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28165 the gimple_stmt_iterator where it inserts new code.
28166 Do not pass loop_p.
28167 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28168 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28170 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28172 * graphite.h (debug_value): Removed.
28173 * graphite.c (debug_value): Removed.
28175 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28177 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28178 ldrd/strd with two 32-bit instructions.
28180 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28182 * config/arm/arm.c (struct processors): Pass for speed down into
28183 cost helper functions.
28184 (const_ok_for_op): Handle COMPARE and inequality nodes.
28185 (arm_rtx_costs_1): Rewrite.
28186 (arm_size_rtx_costs): Update prototype.
28187 (arm_rtx_costs): Pass speed down to helper functions.
28188 (arm_slowmul_rtx_costs): Rework cost calculations.
28189 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28190 (arm_9e_rtx_costs): Likewise.
28192 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28194 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28195 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28196 (alpha_legitimize_address): Do not split local symbols wider than
28197 UNITS_PER_WORD into HIGH/LO_SUM parts.
28199 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28202 * gcc.c (process_command): Replace call to execvp with calls
28203 to pex_one and exit.
28205 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28208 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28209 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28210 variant for devices with 3-byte PC.
28211 (__tablejump_elpm__): New.
28213 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28216 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28217 offsetof member-designator, handle it as `[0].'.
28219 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28221 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28222 function when not using named sections on targets with named sections
28223 if branch distance is less than 262132.
28225 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28227 * combine.c (combine_instructions): Recompute
28228 optimize_this_for_speed_p for each BB in the main combine loop.
28230 2009-01-12 Tomas Bily <tbily@suse.cz>
28233 * tree-loop-distribution.c (prop_phis): New function.
28234 (generate_builtin): Call prop_phis.
28236 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28238 PR tree-optimization/38807
28239 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28240 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28242 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28244 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28245 subreg of op0 to the original op0.
28247 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28249 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28251 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28254 * mips-tfile.c (parse_def): Fix parsing of def strings
28255 starting with digits.
28257 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28260 * config/arm/arm.c (arm_is_long_call_p): Don't call
28261 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28263 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28265 * regrename.c (regrename_optimize): Fix dumping.
28266 (find_oldest_value_reg): Preserve REG_POINTER.
28267 (copy_hardreg_forward_1): Likewise.
28269 2009-01-09 Diego Novillo <dnovillo@google.com>
28271 * gimple.h (struct gimple_statement_base) <uid>: Document
28272 the restrictions on its use.
28273 (gimple_uid): Tidy.
28274 (gimple_set_uid): Tidy.
28276 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28278 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28279 zero guard even if align_bytes != 0 and count is smaller than
28282 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28284 PR rtl-optimization/38495
28285 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28286 (add_range_and_copies_from_move_list): Print all added ranges.
28287 Add ranges to memory optimized destination.
28289 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28293 * config/i386/i386.c (override_options): Reject
28294 -mstringop-strategy=rep_8byte with -m32.
28295 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28296 to 1. Do count comparison against epilogue_size_needed at compile
28297 time even when count_exp was constant forced into register. For
28298 size_needed don't jump to epilogue, instead just avoid aligning
28299 and invoke the body algorithm. If need_zero_guard, add zero guard
28300 even if count is non-zero, but smaller than size_needed + number of
28301 bytes that could be stored for alignment.
28302 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28303 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28304 but smaller than size_needed + number of bytes that could be stored
28305 for alignment. Compare size_needed with epilogue_size_needed instead
28306 of desired_align - align, don't adjust size_needed, pass
28307 epilogue_size_needed to the epilogue expanders.
28310 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28312 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28314 * pa.c (last_address): Change to unsigned.
28315 (update_total_code_bytes): Change argument to unsigned. Don't
28316 check if insn addresses are set.
28317 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28318 addresses are not set.
28319 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28321 2009-01-09 Nick Clifton <nickc@redhat.com>
28323 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28324 DECL_DECLARED_INLINE_P.
28326 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28328 PR middle-end/38347
28329 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28330 GET_MODE (op0) in operand_subword_force calls.
28332 PR middle-end/38771
28333 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28334 fold_convert arg0 operands to TREE_TYPE (op0) first.
28336 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28338 * params.def (ira-max-conflict-table-size): Decrease default value
28341 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28343 PR tree-optimization/37031
28344 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28346 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28347 allocate it using gc instead of heap, use VEC_quick_push instead of
28349 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28350 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28351 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28352 allocated vector from heap allocated.
28353 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28354 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28355 vector only after perfect_loop_nest_depth call.
28357 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28358 Jan Sjodin <jan.sjodin@amd.com>
28360 PR tree-optimization/38559
28361 * graphite.c (debug_value, copy_constraint,
28362 swap_constraint_variables, scale_constraint_variable, ): New.
28363 (get_lower_bound, get_upper_bound): Removed.
28364 (graphite_trans_bb_strip_mine): Clean up this code that works
28365 only for constant number of iterations. Fully copy upper and
28366 lower bound constraints, not only the constant part of them.
28367 * graphite.h (debug_value): Declared.
28369 2009-01-08 Ira Rosen <irar@il.ibm.com>
28371 PR tree-optimization/37194
28372 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28373 Don't add the cost of cost model guard in prologue to scalar
28374 outside cost in case of known number of iterations.
28376 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28377 Alan Modra <amodra@bigpond.net.au>
28379 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28380 non-word-aligned REG+CONST addressing.
28382 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28385 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28386 free_after_compilation when outputting a thunk.
28387 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28388 Do not call free_after_compilation here.
28390 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28392 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28393 (ix86_valid_target_attribute_inner_p): Ditto.
28395 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28397 PR tree-optimization/38492
28398 PR tree-optimization/38498
28399 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28400 * tree-chrec.h (scev_is_linear_expression): Declared.
28401 * graphite.c (graphite_cannot_represent_loop_niter): New.
28402 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28403 (graphite_loop_normal_form): Use gcc_assert.
28404 (scan_tree_for_params): Use CASE_CONVERT.
28405 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28406 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28407 Use gcc_assert. Discard scops that contain unhandled cases.
28408 (build_scop_conditions): Return a boolean status for unhandled cases.
28409 (strip_mine_profitable_p): Print the loop number, not its depth.
28410 (is_interchange_valid): Pass the depth of the loop nest, don't
28411 recompute it wrongly.
28412 (graphite_trans_bb_block): Same.
28413 (graphite_trans_bb_block): Print tentative of loop blocking.
28414 (graphite_trans_scop_block): Do not print that the loop has been
28416 (graphite_transform_loops): Do not handle scops that contain condition
28419 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28421 AVX Programming Reference (December, 2008)
28422 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28423 (_mm256_stream_pd): Likewise.
28424 (_mm256_stream_ps): Likewise.
28426 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28427 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28428 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28429 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28430 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28431 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28432 (ix86_expand_special_args_builtin): Likewise.
28434 * config/i386/sse.md (AVXMODEDI): New.
28435 (avx_movnt<mode>): Likewise.
28436 (avx_movnt<mode>): Likewise.
28437 (<sse>_movnt<mode>): Remove AVX support.
28438 (sse2_movntv2di): Likewise.
28440 2009-01-07 Richard Guenther <rguenther@suse.de>
28442 PR middle-end/38751
28443 * fold-const.c (extract_muldiv): Remove obsolete comment.
28444 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28445 to PLUS_EXPR canonicalization for the canonicalization.
28447 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28449 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28450 hosted cross-compilers generating less efficient code.
28452 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28454 * function.h (rtl_data): Add a dbr_scheduled_p field.
28455 * reorg.c (dbr_schedule): Set it.
28456 (gate_handle_delay_slots): Check it.
28457 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28458 (mips_reorg): Check flag_delayed_branch instead of
28459 mips_base_delayed_branch.
28460 (mips_override_options): Don't set mips_base_delayed_branch
28461 or flag_delayed_branch.
28463 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28465 PR rtl-optimization/38426.
28466 * ira.c (ira): Set current_function_is_leaf earlier.
28468 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28470 PR rtl-optimization/38722
28471 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28472 too early, only set a flag and modify after last possible
28475 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28478 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28479 * real.c (decimal_single_format): Correct values of emin and emax.
28480 (decimal_double_format): Ditto.
28481 (decimal_quad_format): Ditto.
28482 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28483 computation of DECnn_MIN and DECnn_MAX for corrected values of
28484 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28485 __DECnn_MIN__, and adjust its computation for the corrected value
28488 2009-01-06 Jan Hubicka <jh@suse.cz>
28491 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28493 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28495 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28496 Add Robert Clark to the list of testers.
28498 2009-01-06 Jan Hubicka <jh@suse.cz>
28499 Kai Tietz <kai.tietz@onevision.com>
28501 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28502 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28504 2009-01-06 Jan Hubicka <jh@suse.cz>
28505 Kai Tietz <kai.tietz@onevision.com>
28507 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28509 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28510 (ix86_nsaved_regs): Count only general purpose regs.
28511 (ix86_nsaved_sseregs): New.
28512 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28513 to 16 for w64; compute padding and size of sse reg save area.
28514 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28515 general purpose regs.
28516 (ix86_emit_save_sse_regs_using_mov): New.
28517 (ix86_expand_prologue): Save SSE regs if needed.
28518 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28519 (ix86_emit_restore_sse_regs_using_mov): New.
28520 (ix86_expand_epilogue): Save SSE regs if needed.
28522 2009-01-06 Jan Hubicka <jh@suse.cz>
28523 Kai Tietz <kai.tietz@onevision.com>
28525 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28526 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28527 functions when accumulate outgoing args is off.
28529 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28532 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28533 before using pseudos_have_intersected_live_ranges_p.
28535 * ira-int.h (ira_assert): Always define.
28537 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28539 AVX Programming Reference (December, 2008)
28540 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28541 (_mm256_permute2_pd): Likewise.
28542 (_mm_permute2_ps): Likewise.
28543 (_mm256_permute2_ps): Likewise.
28544 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28545 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28547 * config/i386/i386.c (ix86_builtins): Remove
28548 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28549 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28550 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28551 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28552 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28553 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28554 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28555 __builtin_ia32_vpermil2ps256.
28556 (ix86_init_mmx_sse_builtins): Updated.
28557 (ix86_expand_args_builtin): Likewise.
28559 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28561 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28562 long absolute calls when generating PA 2.0 code.
28564 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28566 PR rtl-optimization/38583
28567 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28569 * params.def (ira-max-conflict-table-size): New.
28571 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28573 * ira.h (ira_conflicts_p): New external definition.
28575 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28576 table. Report this. Return result of building.
28577 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28578 building conflict table.
28580 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28581 (ira_color): Use ira_conflicts_p.
28583 * global.c: Include ira.h.
28584 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28587 * Makefile.in (global.o): Add ira.h.
28589 * ira-build.c (mark_all_loops_for_removal,
28590 propagate_some_info_from_allocno): New.
28591 (remove_unnecessary_allocnos): Call
28592 propagate_some_info_from_allocno.
28593 (remove_low_level_allocnos): New.
28594 (remove_unnecessary_regions): Add parameter. Call
28595 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28596 parameter to remove_unnecessary_regions.
28597 (ira_build): Remove all regions but root if the conflict table was
28598 not built. Update conflict hard regs for allocnos crossing calls.
28600 * ira.c (ira_conflicts_p): New global.
28601 (ira): Define and use ira_conflicts_p.
28603 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28604 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28605 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28607 2009-01-06 Ben Elliston <bje@au.ibm.com>
28609 * gengtype-lex.l (YY_NO_INPUT): Define.
28611 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28614 * c-common.c (handle_vector_size_attribute): Also reject
28615 BOOLEAN_TYPE types.
28617 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28619 PR tree-optimization/38492
28620 * graphite.c (rename_map_elt, debug_rename_elt,
28621 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28622 rename_map_elt_info, eq_rename_map_elts,
28623 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28624 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28625 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28626 (sese_build_livein_liveouts): New.
28627 (new_sese, free_sese): New.
28628 (new_scop): Call new_sese.
28629 (free_scop): Call free_sese.
28630 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28631 (register_old_new_names): Renamed register_old_and_new_names.
28632 (register_scop_liveout_renames, add_loop_exit_phis,
28633 insert_loop_close_phis, struct igp,
28634 default_liveout_before_guard, add_guard_exit_phis,
28635 insert_guard_phis, copy_renames): New.
28636 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28637 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28638 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28639 (scop_adjust_phis_for_liveouts): New.
28640 (gloog): Call scop_adjust_phis_for_liveouts.
28642 * graphite.h (struct sese): Documented. Added fields liveout,
28643 num_ver and livein.
28644 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28645 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28646 (struct scop): Added field liveout_renames.
28647 (SCOP_LIVEOUT_RENAMES): New.
28649 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28651 PR tree-optimization/38510
28652 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28653 (translate_clast): Call recompute_all_dominators before
28655 (gloog): Call recompute_all_dominators before graphite_verify.
28657 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28658 Jan Sjodin <jan.sjodin@amd.com>
28660 PR tree-optimization/38500
28661 * graphite.c (create_sese_edges): Call fix_loop_structure after
28664 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28666 * config.gcc: Add m32r*-*-rtems*.
28667 * config/m32r/rtems.h: New file.
28669 2009-01-05 Ben Elliston <bje@au.ibm.com>
28671 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28672 (.po.pox): Likewise.
28673 (po/gcc.pot): Likewise.
28675 2009-01-04 David S. Miller <davem@davemloft.net>
28677 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28678 (STARTING_FRAME_OFFSET): Always set to zero.
28680 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28682 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28683 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28684 fixed-point types, and vectors of the same.
28686 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28688 * config/mips/sync.md (*mb_barrier): Rename to...
28689 (*memory_barrier): ...this.
28691 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28693 * doc/extend.texi (Function Attributes): Move @cindex after @item
28694 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28695 and put in alphabetical order. Fix 'target' name and put in order.
28696 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28699 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28701 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28702 (memory_barrier): Expand as unspec instead of unspec_volatile.
28703 Remove mem:BLK from insn operands. Use Pmode scratch register.
28704 (*memory_barrier): Define as unspec instead of unspec_volatile.
28705 Use (match_dup 0) as input operand.
28707 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28708 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28709 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28710 scratch register. Remove operand 1.
28711 (*stbar): Define as unspec instead of unspec_volatile.
28712 Use (match_dup 0) as input operand, remove (const_int 8).
28713 (*membar): Define as unspec instead of unspec_volatile.
28714 Use (match_dup 0) as input operand, remove input operand 2.
28716 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28717 (memory_barrier): Expand as unspec instead of unspec_volatile.
28718 Remove mem:BLK from insn operands. Use Pmode scratch register.
28719 (*memory_barrier): Define as unspec instead of unspec_volatile.
28720 Use (match_dup 0) as input operand.
28722 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28723 Remove mem:BLK from insn operands. Use Pmode scratch register.
28724 Set volatile flag on operand 0.
28725 (*memory_barrier): New insn pattern.
28727 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28729 (*memory_barrier): Use (match_dup 0) as input operand.
28731 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28732 Remove mem:BLK from insn operands. Use Pmode scratch register.
28733 Set volatile flag on operand 0.
28734 (*mb_internal): New insn pattern.
28736 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28738 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28740 PR middle-end/38586
28741 * function.c (struct temp_slot): Move to the section of the file
28742 that deals with temp slots. Remove field 'address'.
28743 (temp_slot_address_table): New hash table of address -> temp slot.
28744 (struct temp_slot_address_entry): New struct, items for the table.
28745 (temp_slot_address_compute_hash, temp_slot_address_hash,
28746 temp_slot_address_eq, insert_temp_slot_address): Support functions
28748 (find_temp_slot_from_address): Rewrite to use the new hash table.
28749 (remove_unused_temp_slot_addresses): Remove addresses of temp
28750 slots that have been made available.
28751 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28752 worker function for remove_unused_temp_slot_addresses.
28753 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28754 Add the temp slot address to the address -> temp slot map.
28755 (update_temp_slot_address): Update via insert_temp_slot_address.
28756 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28757 (pop_temp_slots): Likewise.
28758 (init_temp_slots): Allocate the address -> temp slot map, or empty
28759 the map if it is already allocated.
28760 (prepare_function_start): Initialize temp slot processing.
28762 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28764 PR middle-end/38584
28765 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28766 Calculate the size of all stack vars assuming no packing of stack
28767 vars will happen, replacing a quadratic algorithm with a linear one.
28769 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28772 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28775 2009-01-03 Diego Novillo <dnovillo@google.com>
28777 * doc/contrib.texi: Update contributions.
28779 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28782 * builtins.c (fold_builtin_memory_op): Give up if either operand
28783 is volatile. Set srctype or desttype to non-qualified version
28787 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28788 and FUNCTION_DECLs.
28790 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28792 PR rtl-optimization/35805
28793 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28794 problem if fast dce is able to remove any instructions.
28795 * dce.c (dce_process_block): Fix dump message.
28797 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28800 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28802 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28804 PR middle-end/38690
28805 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28806 * tree-pretty-print.c (op_code_prio): New function.
28807 (op_prio): No longer static. Use op_code_prio.
28808 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28809 Use op_prio and op_code_prio to determine if () should be
28810 printed around operand(s) or not.
28812 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28813 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28814 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28815 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28816 pp_character instead of pp_string for single letter printing.
28818 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28820 * doc/extend.texi: Fix '#pragma GCC option' typo.
28822 2009-01-02 Richard Guenther <rguenther@suse.de>
28824 * doc/install.texi (--enable-checking): Mention different
28825 default for stage1.
28826 (--enable-stage1-checking): Document.
28828 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28830 PR middle-end/30142
28831 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28832 case to be an error.
28834 2009-01-02 Ben Elliston <bje@au.ibm.com>
28836 * config/fp-bit.h (pack_d): Constify argument.
28837 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28838 (isnan): Constify argument.
28840 (iszero): Likewise.
28841 (pack_d): Likewise.
28842 (_fpadd_parts): Constify return type.
28843 (_fpmul_parts): Likewise.
28844 (_fpdiv_parts): Likewise.
28846 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28849 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28850 warn about overwriting initializer with side-effects or
28851 -Woverride-init if !IMPLICIT.
28852 (output_init_element): Likewise. Pass IMPLICIT down to
28854 (process_init_element): Add IMPLICIT argument. Pass it down
28855 to output_init_element.
28856 (push_init_element, pop_init_level, set_designator): Adjust
28857 process_init_element callers.
28858 (set_nonincremental_init, set_nonincremental_init_from_string):
28859 Adjust add_pending_init callers.
28860 (output_pending_init_elements): Adjust output_init_element callers.
28861 * c-tree.h (process_init_element): Adjust prototype.
28862 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28863 process_init_element callers.
28866 Copyright (C) 2009 Free Software Foundation, Inc.
28868 Copying and distribution of this file, with or without modification,
28869 are permitted in any medium without royalty provided the copyright
28870 notice and this notice are preserved.