1 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5 2009-10-13 Richard Henderson <rth@redhat.com>
7 PR tree-optimization/41377
8 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
9 (cleanup_empty_eh_merge_phis): New change_region parameter;
10 pass it on to redirect_eh_edge_1. Update callers.
11 (cleanup_empty_eh_unsplit): Don't require an existing EH label
12 at the destination block.
14 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
16 * passes.c (register_pass): Replaced gcc_unreachable by
17 fatal_error on failure. Mentions plugins in comments & messages.
19 2009-10-13 Jakub Jelinek <jakub@redhat.com>
22 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
23 * sched-vis.c (print_value): Use it.
24 * cselib.c (cselib_hash_rtx): Likewise.
25 * print-rtl.c (print_rtx): Likewise.
26 * cfgexpand.c (expand_debug_rtx): Likewise.
27 * var-tracking.c (vt_expand_loc_callback): Likewise.
29 2009-10-13 Richard Guenther <rguenther@suse.de>
32 * opts.c (handle_option): Split out code to handle setting
33 the options flag var ...
34 (set_option): ... here.
35 * opts.h (set_option): Declare.
36 * lto-opts.c (register_user_option_p): Include -fexceptions
37 and all position independent code variants.
38 (handle_common_option): Remove.
39 (lto_reissue_options): Use set_option.
41 2009-10-13 Martin Jambor <mjambor@suse.cz>
43 PR tree-optimization/41661
44 * ipa-prop.c (compute_complex_pass_through): Allow only operations
45 that are tcc_comparisons or do not change the type in any
47 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
48 folding tcc_comparison operations.
50 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
52 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
55 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
61 * tree.def (DEBUG_EXPR_DECL): New.
62 * rtl.def (DEBUG_EXPR): New.
63 * gengtype.c (adjust_field_rtx_def): Handle it.
64 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
65 (insert_debug_temp_for_var_def): ... this. Drop support for
66 moving. Take iterator for def stmt; insert debug stmt before it.
67 Scan early for use count and kind in debug stmts.
68 (propagate_defs_into_debug_stmts): Rename to...
69 (insert_debug_temps_for_defs): ... this. Likewise.
70 * tree.h (DEBUG_TEMP_UID): New.
71 * tree.c (next_debug_decl_uid): New.
72 (make_node_stat): Count debug decls separately.
73 (copy_node_stat): Likewise.
74 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
75 * var-tracking.c (dv_is_decl_p): Recognize it.
76 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
77 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
78 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
79 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
80 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
81 (cselib_hash_rtx): Likewise.
82 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
83 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
85 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
86 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
87 * rtl.c (copy_rtx): Likewise.
88 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
89 * print-rtl.c (print_rtx): Likewise.
90 * sched-vis.c (print_value): Likewise.
91 (print_insn): Handle DEBUG_EXPR_DECL.
92 * tree-dump.c (dequeue_and_dump): Likewise.
93 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
94 * gimple-iterator (gsi_replace): Check for same lhs.
95 (gsi_remove): Insert debug temps.
96 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
97 (move_computations_stmt): Drop explicit propagation into debug stmts.
98 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
99 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
100 * tree-ssa-sink.c (statement_sink_location): Likewise.
101 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
102 * tree-ssanames.c (release_ssa_name): Adjust for rename.
103 * tree-flow.h: Likewise.
104 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
105 debug temps without values.
106 (eliminate_unnecessary_stmts): Don't discard just-inserted
109 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
112 * config/cris/cris.md (andu): Check that operand 1 is one of the
113 general registers. Fix typo in head comment.
115 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
117 * config/i386/i386.md (vswapmov): New.
118 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
119 (ix86_function_ms_hook_prologue): New.
120 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
121 * configure.ac: Test for swap suffix support in as.
122 * configure: Rebuild.
124 2009-10-12 Jakub Jelinek <jakub@redhat.com>
127 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
128 paradoxical subregs to prevent partial register stalls if the inner
129 mode is integer mode.
131 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
135 2009-10-12 Dodji Seketeli <dodji@redhat.com>
138 * gcc/dwarf2out.c (template_parameter_pack_die,
139 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
141 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
144 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
146 (maybe_register_def): Likewise. Take stmt iterator.
147 (rewrite_update_stmt): Take stmt iterator and pass it on.
148 (rewrite_update_enter_block): Pass stmt iterator.
150 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
152 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
153 (spu_builtin_decl): New function.
155 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
157 * config/i386/i386.md (SWIM): New mode iterator.
158 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
159 using SWIM mode iterator.
160 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
161 patterns using SWI48 mode iterator.
162 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
163 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
164 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
165 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
166 patterns using SWI248 mode iterator.
167 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
168 gen_x86_movdicc_0_m1_rex64 for renamed function
170 2009-10-11 Jose Ruiz <ruiz@adacore.com>
171 Eric Botcazou <ebotcazou@adacore.com>
174 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
175 * config/sparc/sol2-unwind.h: New file.
177 2009-10-11 Olivier Hainque <hainque@adacore.com>
178 Eric Botcazou <ebotcazou@adacore.com>
181 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
182 * config/i386/sol2-unwind.h: New file.
184 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
187 * config/i386/i386.md (addsi_1_zext): Get the proper second
190 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
192 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
193 all OLD_RTXes, not just REGs. Use copy_rtx to create the
196 2009-10-11 Richard Guenther <rguenther@suse.de>
198 * gimple.c (iterative_hash_type_name): Do not handle special
201 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
204 (*setcc_si_1_and): Ditto.
205 (*setcc_si_1_movzbl): Ditto.
206 (*setcc_<mode>_2): Ditto.
207 (*setcc_qi): Rename from *setcc_1.
208 (*setcc_qi_slp): Rename from *setcc_2.
210 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
211 (*zero_extendqisi2_movzbw_and splitter): Ditto.
213 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
214 "if" condition, there is already assert with reload_completed present.
216 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
218 * plugin.c (try_init_one_plugin): Improve constness of variable err.
220 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
222 * doc/install.texi (Final install): Refer to
223 http://gcc.gnu.org/bugs/ for bug reporting.
225 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
227 * configure.ac: Add test for dci instruction.
228 * configure: Regenerate.
229 * config.in: Likewise.
230 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
231 * doc/invoke.texi: Add cpu_type 476 and 476fp.
232 (-mmulhw): Add 476 to description.
234 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
235 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
236 (processor_target_table): Add 476 and 476fp entries.
237 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
238 (rs6000_issue_rate): Add CPU_PPC476.
239 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
240 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
241 (processor_type): Add PROCESSOR_PPC476.
242 (EXTRA_SPECS): Add asm_cpu_476 string.
243 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
244 (define_attr "cpu"): Add ppc476.
246 Update comments for 476.
247 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
248 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
249 Update copyright year.
250 * config/rs6000/476.md: New file.
251 * config/rs6000/40x.md: Add description for "isel" attribute.
252 Update copyright year.
253 * config/rs6000/440.md: Likewise.
254 * config/rs6000/603.md: Likewise.
255 * config/rs6000/6xx.md: Likewise.
256 * config/rs6000/7450.md: Likewise.
257 * config/rs6000/7xx.md: Likewise.
258 * config/rs6000/8540.md: Likewise.
259 * config/rs6000/cell.md: Likewise.
260 * config/rs6000/e300c2c3.md: Likewise.
261 * config/rs6000/e500mc.md: Likewise.
262 * config/rs6000/mpc.md: Likewise.
263 * config/rs6000/power4.md: Likewise.
264 * config/rs6000/power5.md: Likewise.
265 * config/rs6000/power6.md: Likewise.
266 * config/rs6000/power7.md: Likewise.
267 * config/rs6000/rios1.md: Likewise.
268 * config/rs6000/rios2.md: Likewise.
269 * config/rs6000/rs64.md: Likewise.
271 2009-10-10 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/41654
274 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
275 a cond expr before calling gimple_cond_set_condition_from_tree.
276 (ifcombine_iforif): Likewise.
278 2009-10-09 Ian Lance Taylor <iant@google.com>
280 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
281 * configure: Rebuild.
283 2009-10-09 Neil Vachharajani <nvachhar@google.com>
285 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
288 2009-10-09 Richard Guenther <rguenther@suse.de>
291 * target-def.h (TARGET_BUILTIN_DECL): Define.
292 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
293 * target.h (struct gcc_target): Add builtin_decl target hook.
294 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
295 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
297 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
299 (lto_output_builtin_tree): Sorry if the target does not support
300 streaming target builtins.
301 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
302 (rs6000_builtin_decl): New function.
303 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
304 (ix86_builtin_decl): New function.
306 2009-10-09 Jakub Jelinek <jakub@redhat.com>
308 PR preprocessor/41445
309 * c-ppoutput.c (do_line_change): New function.
310 (cb_line_change): Use it.
311 (scan_translation_unit): Call do_line_change if
312 avoid_paste or PREV_WHITE and token location is on a different line
316 * dwarf2out.c (dwarf2out_init): Test whether
317 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
320 PR rtl-optimization/41646
321 * calls.c (expand_call): For BLKmode types returned in registers
322 avoid likely spilled hard regs in copy_blkmode_from_reg generated
325 2009-10-09 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/41634
328 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
329 we remove the correct elements.
330 (optimize_stmt): Make sure to update stmt operands before
331 optimizing redundancies.
333 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
335 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
337 2009-10-09 Richard Guenther <rguenther@suse.de>
340 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
342 (lto_wrapper_exit): New function.
344 (fatal_perror): Likewise.
345 (fork_execute): Use global args_name, do not free it.
346 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
347 * lto-streamer.h: Remove duplicate prototypes.
349 2009-10-09 Richard Guenther <rguenther@suse.de>
351 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
352 before calling stmt_can_throw_external.
354 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
356 PR tree-optimization/40071
357 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
358 pointer if the original data reference doesn't conflict with the
359 created vector data reference. Fix long line.
361 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/i386.md (any_div): New code iterator.
364 (u): Handle div and udiv.
366 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
368 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
369 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
370 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
371 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
373 2009-10-08 Joseph Myers <joseph@codesourcery.com>
375 * gcc.c (main): Remove trailing "." from diagnostics.
377 2009-10-08 Cary Coutant <ccoutant@google.com>
379 Add support for debugging with ICF (Identical Code Folding).
380 * calls.c (debug.h): New #include.
381 (emit_call_1): Call virtual_call_token debug hook.
382 * common.opt (-fenable-icf-debug): New option.
383 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
384 locations in the source).
385 (poc_label_num): New variable.
386 (dcall_entry, vcall_entry): New typedefs.
387 (dcall_table, vcall_table): New variables.
388 (struct vcall_insn): New type.
389 (vcall_insn_table): New variable.
390 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
391 (size_of_dcall_table): New function.
392 (output_dcall_table): New function.
393 (size_of_vcall_table): New function.
394 (output_vcall_table): New function.
395 (dwarf2out_direct_call): New function.
396 (vcall_insn_table_hash): New function.
397 (vcall_insn_table_eq): New function.
398 (dwarf2out_virtual_call_token): New function.
399 (dwarf2out_virtual_call): New function.
400 (dwarf2out_init): Allocate new tables and sections.
401 (prune_unused_types): Mark DIEs referenced from direct call table.
402 (dwarf2out_finish): Output direct and virtual call tables.
403 * final.c (final_scan_insn): Call direct_call and virtual_call
405 * debug.h (struct gcc_debug_hooks): Add direct_call,
406 virtual_call_token, virtual_call hooks.
407 (debug_nothing_uid): New function.
408 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
409 (debug_nothing_uid): New function.
410 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
411 (xcoff_debug_hooks): Likewise.
412 * sdbout.c (sdb_debug_hooks): Likewise.
413 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
414 * doc/invoke.texi (-fenable-icf-debug): New option.
416 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
419 * regmove.c (regmove_backward_pass): Replace src with dst in the
420 debug insn, and check for dst before rather than after.
422 2009-10-08 Janis Johnson <janis187@us.ibm.com>
424 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
425 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
427 2009-10-08 Jan Hubicka <jh@suse.cz>
430 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
431 do not mark cgraph nodes as needed.
432 (record_references_in_initializer): Add new only_vars parameter.
433 * cgraph.h (record_references_in_initializer): New parameter.
434 * varasm.c (assemble_variable): Update call.
435 * varpool.c (varpool_analyze_pending_decls): Always look for
438 2009-10-08 Anatoly Sokolov <aesok@post.ru>
440 * config/avr/avr.c (last_insn_address) Remove variable.
441 (expand_prologue): Don't initialise last_insn_address variable.
442 (final_prescan_insn): Don't output insn size.
443 * config/avr/avr.opt (msize): Remove switch.
444 * doc/invoke.texi (AVR Options): Remove documentation of -msize
447 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
449 * combine.c (label_tick_ebb_start): Fix comment.
450 (combine_instructions): Set label_tick and label_tick_ebb_start before
451 calling setup_incoming_promotions. Start them from 1. Increment
452 label_tick instead of deriving it from the BB index. Rather than
453 comparing ticks use the block from the previous iteration to decide
454 whether to start a new EBB. Remove empty lines before function.
456 2009-10-08 Michael Matz <matz@suse.de>
459 * builtins.c (fold_builtin_isascii): Use fold_build2.
460 (fold_builtin_isdigit): Ditto.
461 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
462 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
463 remove_useless_stmts_cond, remove_useless_stmts_tf,
464 remove_useless_stmts_tc, remove_useless_stmts_bind,
465 remove_useless_stmts_goto, remove_useless_stmts_label,
466 remove_useless_stmts_1, remove_useless_stmts,
467 pass_remove_useless_stmts): Remove.
468 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
469 * passes.c (init_optimization_passes): Don't add
470 pass_remove_useless_stmts.
471 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
472 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
474 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
475 for static constants.
476 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
477 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
479 2009-10-08 Richard Guenther <rguenther@suse.de>
481 * gimple.c (free_gimple_type_tables): New function.
482 * gimple.h (free_gimple_type_tables): Declare.
484 2009-10-07 Mark Heffernan <meheff@google.com>
486 * ipa-prop.c (ipa_print_node_params) Only print
487 names of named arguments.
489 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
491 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
492 being statically linked.
494 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
496 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
498 2009-10-08 Jan Hubicka <jh@suse.cz>
501 * ipa.c (cgraph_externally_visible_p,
502 function_and_variable_visibility,
503 whole_program_function_and_variable_visibility): Skip non-finalized
506 2009-10-08 Nick Clifton <nickc@redhat.com>
508 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
511 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
514 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
516 2009-10-07 Joseph Myers <joseph@codesourcery.com>
519 * c-common.c (c_fully_fold_internal): Strip nops from the result
520 of recursive calls to c_fully_fold_internal.
521 (c_wrap_maybe_const): New.
522 (c_save_expr): Use c_wrap_maybe_const.
523 * c-common.h (c_wrap_maybe_const): Declare.
524 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
525 build_binary_op): Use c_wrap_maybe_const.
527 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
529 * real.c: Fix comment to reflect actual exponent size.
531 2009-10-08 Ben Elliston <bje@au.ibm.com>
533 * config/rs6000/a2.md: Add FSF comment header.
535 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.md (any_extend): New code iterator.
538 (u, s): New code attributes.
540 (DWIH): Rewrite as code iterator for SI and DI modes.
541 (DWI): Rewrite as mode attribute.
542 (dwi): New mode attribute.
543 (di): Depend on SI mode and DI mode.
544 (doubleint_general_operand): Remove mode attribute.
546 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
549 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
550 (*sub<mode>3_doubleword): Ditto.
552 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
553 using SWIM248 mode iterator.
554 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
555 using SWI48 mode iterator.
556 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
557 patterns using DWIH mode iterator and any_extend code iterator.
558 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
559 using any_extend code iterator.
560 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
561 patterns using DWIH mode iterator and any_extend code iterator.
562 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
563 using any_extend code iterator.
564 (<s>mul<mode>3_highpart): Macroize expander from
565 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
566 and any_extend code iterator.
567 (*<s>muldi3_highpart_1): Macroize insn from
568 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
569 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
570 patterns using any_extend code iterator.
571 (*<s>mulsi3_highpart_zext): Macroize insn from
572 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
574 2009-10-07 Jakub Jelinek <jakub@redhat.com>
576 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
577 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
578 refering to a DIE with DW_AT_const_value.
580 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
583 * ira-lives.c (check_and_make_def_conflict): Process all operands.
585 2009-10-06 Jan Hubicka <jh@suse.cz>
587 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
590 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
593 *lea_2_rex64): Move before *add<mode>_1 pattern.
595 2009-10-07 Jan Hubicka <jh@suse.cz>
597 * collect2.c (main): Add -fno-whole-program.
598 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
600 2009-10-07 Jan Hubicka <jh@suse.cz>
602 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
603 has no address taken.
604 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
606 (cgraph_clone_node): Clear externally_visible flag for clones.
607 * cgraph.h (cgraph_only_called_directly_p,
608 cgraph_can_remove_if_no_direct_calls_p): New predicates.
609 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
610 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
611 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
612 ipcp_insert_stage): Likwise.
613 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
614 externally_visible flag.
615 (verify_cgraph_node): Verify that inline clones look right.
616 (process_function_and_variable_attributes): Do not set
617 externally_visible flags.
618 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
620 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
622 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
623 clear externally_visible when turning into inline clones
624 (cgraph_mark_inline_edge): Use new predicates.
625 (cgraph_estimate_growth): Likewise.
626 (cgraph_decide_inlining): Likewise.
627 * ipa.c (cgraph_postorder): Likewise.
628 (cgraph_remove_unreachable_nodes): Likewise; sanity check
629 that inline clones are not needed.
630 (cgraph_externally_visible_p): New predicate.
631 (function_and_variable_visibility): Add whole_program parameter;
632 always set externally_visible flag; handle COMDAT function
634 (local_function_and_variable_visibility): New function.
635 (gate_whole_program_function_and_variable_visibility): New function.
636 (whole_program_function_and_variable_visibility): New function.
637 (pass_ipa_whole_program_visibility): New function.
638 * passes.c (init_optimization_passes): Add whole program visibility
640 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
641 not care about needed/reachable flags.
642 * varpool.c: Include flags.h
643 (decide_is_variable_needed): When doing LTO assume whole-program mode.
644 (varpool_finalize_decl): When we are in LTO read-back, all variables
646 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
648 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
650 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
653 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
655 * config.gcc: Don't include the makefile fragments intended for
657 * config/s390/fixdfdi.h: File removed.
658 * config/s390/libgcc-glibc.ver: File removed.
659 * config/s390/s390.h: Remove the fixdfdi.h hack.
660 * config/s390/t-crtstuff: File moved to libgcc dir.
661 * config/s390/t-linux: Likewise.
662 * config/s390/t-tpf: libgcc specific parts removed.
663 * config/s390/t-linux64: Likewise.
665 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
667 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
668 (lto-compress.o): Likewise.
670 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
673 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
674 dllexport to class members here.
675 (i386_pe_determine_dllimport_p): Only check static class data for
677 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
678 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
679 functions for vague linkage.
680 (i386_pe_type_dllexport_p): Fix formatting.
681 (maybe_add_dllexport) New function.
682 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
685 2009-10-07 Ben Elliston <bje@au.ibm.com>
687 * config/rs6000/a2.md: Remove duplicated lines.
689 2009-10-07 Ben Elliston <bje@au.ibm.com>
691 * config.gcc (powerpc*-*-*): Handle a2.
692 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
693 * config/rs6000/a2.md: New file.
694 * config/rs6000/rs6000.opt (mno-update): New.
695 (mupdate): Return to using a mask, not a var.
696 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
697 (enum processor_type): Add PROCESSOR_PPCA2.
698 * config/rs6000/rs6000.c (ppca2_cost): New costs.
699 (rs6000_override_options): Add "a2" to processor_target_table.
700 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
701 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
703 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
706 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
707 reference to nonexistent gen_truncxfxf2 function.
709 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
712 (DWIH, g, di, doubleint_general_operand): New mode attributes.
713 (general_operand): Handle TI mode.
714 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
715 using SDWIM mode iterator.
716 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
717 pattern from *add{di,ti}3_1 patterns and corresponding splitters
718 using DWI mode iterator.
719 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
720 patterns using SWI mode iterator.
721 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
722 using SWI48 mode iterator.
723 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
724 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
725 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
726 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
727 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
728 using SDWIM mode iterator.
729 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
730 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
731 using DWI mode iterator.
732 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
733 patterns using SWI mode iterator.
734 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
735 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
736 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
737 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
738 patterns using plusminus code iterator.
739 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
740 sub<mode>3 patterns using plusminus code iterator.
741 * config/i386/i386.c (override_options): Update the call to
742 gen_subdi_carry_rex64 for renamed function.
743 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
744 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
745 calls to instruction expanders.
747 2009-10-06 Martin Jambor <mjambor@suse.cz>
750 * opts.c (decode_options): Run IPA-SRA at -O2.
752 2009-10-06 Richard Guenther <rguenther@suse.de>
754 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
756 2009-10-06 Tobias Burnus <burnus@net-b.de>
759 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
760 -flto and -fwhole-program flags can be combined.
762 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
765 * gcc.c (process_command): Check that -o argument was specified.
767 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
769 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
771 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
773 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
774 * doc/invoke.texi (Warning Options): Annotate allowed languages
775 for -Wunsuffixed-float-constants.
777 2009-10-05 Jakub Jelinek <jakub@redhat.com>
779 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
780 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
781 same name and isn't the main variant.
784 * dwarf2out.c (loc_by_reference): Removed.
785 (dw_loc_list_1): New function.
786 (dw_loc_list): Remove toplev argument, add want_address argument.
787 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
788 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
789 want_address == 2 to dw_loc_list. For successful dw_loc_list
790 set have_address to 1 only if want_address is not 0.
792 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
794 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
795 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
796 a code block followed by two pointers.
797 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
798 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
799 (MIPS_MOVE): Likewise.
800 (MIPS_LUI): Likewise.
802 (MIPS_BAL): Likewise.
803 (MIPS_NOP): Likewise.
804 (mips_asm_trampoline_template): Delete.
805 (mips_trampoline_code_size): New function.
806 (mips_trampoline_init): Add shorter sequences for all cases
807 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
808 Calculate the opcodes directly, rather than copying from a template.
809 Only flush the code part of the trampoline.
810 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
812 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
814 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
815 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
816 (INCOMING_RETURN_ADDR_RTX): Likewise.
817 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
819 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
820 with RETURN_ADDR_REGNUM.
821 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
822 * config/mips/mips.c (mips16_build_call_stub): Replace
823 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
824 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
825 (mips_print_operand_punctuation): Likewise.
826 (mips_frame_set): Likewise.
827 (mips16e_output_save_restore): Likewise.
828 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
829 (mips_save_reg_p): Likewise.
830 (mips_return_addr): Likewise.
831 (mips_set_return_address): Likewise.
832 (mips_direct_save_slot_move_p): Likewise.
833 (mips_output_function_prologue): Likewise.
834 (mips_restore_reg): Likewise.
835 (mips_expand_epilogue): Likewise.
836 (mips_epilogue_uses): Likewise.
837 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
838 (*mov<mode>_ra): Use it instead of a hard-coded 31.
839 (clear_hazard_<mode>): Likewise.
840 (call_internal): Likewise.
841 (call_internal_direct): Likewise.
842 (call_direct_split): Likewise.
843 (call_value_internal): Likewise.
844 (call_value_split): Likewise.
845 (call_value_internal_direct): Likewise.
846 (call_value_direct_split): Likewise.
847 (call_value_multiple_internal): Likewise.
848 (call_value_multiple_split): Likewise.
850 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
851 Jakub Jelinek <jakub@redhat.com>
853 PR rtl-optimization/41511
854 * combine.c (record_value_for_reg): Pass explicit values as argument
855 to get_last_value_validate.
856 (get_last_value_validate): Document INSN parameter.
857 For non-readonly MEMs, assume they might have been modified if INSN
858 was in another basic block.
859 (get_last_value): Minor reformatting.
861 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
864 * final.c (asm_str_count): Split out from asm_insn_count.
865 * rtl.h (asm_str_count): New prototype.
866 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
869 2009-10-05 Sriraman Tallam <tmsriram@google.com>
871 * doc/plugins.texi: Change plugin_pass to register_pass_info.
873 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
874 Rafael Espindola <espindola@google.com>
876 * gengtype.c (write_types): Moved call to write_func_for_structure
879 2009-10-05 Richard Guenther <rguenther@suse.de>
882 * lto-cgraph.c (output_cgraph): Output toplevel asms.
883 (input_cgraph_1): Input toplevel asms.
885 2009-10-05 Richard Guenther <rguenther@suse.de>
888 * lto-symtab.c (lto_compatible_attributes_p): Remove.
889 (external_aggregate_decl_p): Likewise.
890 (lto_symtab_compatible): Re-structure. Remove dead code.
891 For variables ignore toplevel qualifiers when comparing types.
892 Issue warnings, not errors for mismatched user-alignment.
894 2009-10-05 Richard Guenther <rguenther@suse.de>
898 * lto-symtab.c (struct lto_symtab_base_def): Remove.
899 (struct lto_symtab_identifier_def): Likewise.
900 (struct lto_symtab_decl_def): Likewise.
901 (struct lto_symtab_entry_def): New.
902 (lto_symtab_identifier_t): Rename to ...
903 (lto_symtab_entry_t): ... this.
904 (lto_symtab_decls): Remove.
905 (lto_symtab_base_hash): Rename to ...
906 (lto_symtab_entry_hash): ... this.
907 (lto_symtab_base_eq): Rename to ...
908 (lto_symtab_entry_eq): ... this.
909 (lto_symtab_base_marked_p): Rename to ...
910 (lto_symtab_entry_marked_p): ... this.
911 (lto_symtab_identifier_marked_p): Remove.
912 (lto_symtab_decl_marked_p): Likewise.
913 (lto_symtab_maybe_init_hash_tables): Rename to ...
914 (lto_symtab_maybe_init_hash_table): ... this.
915 (lto_symtab_set_resolution_and_file_data): Remove.
916 (lto_symtab_register_decl): New function.
917 (lto_symtab_get_identifier): Remove.
918 (lto_symtab_get): New function.
919 (lto_symtab_get_resolution): Adjust.
920 (lto_symtab_get_identifier_decl): Remove.
921 (lto_symtab_set_identifier_decl): Likewise.
922 (lto_symtab_merge_decl): Rename to ...
923 (lto_symtab_merge): ... this. Rewrite.
924 (lto_symtab_merge_var): Remove.
925 (lto_symtab_merge_fn): Likewise.
926 (lto_symtab_prevailing_decl): Adjust.
927 (lto_cgraph_replace_node): New function.
928 (lto_symtab_merge_decls_2): Likewise.
929 (lto_symtab_merge_decls_1): Likewise.
930 (lto_symtab_fixup_var_decls): Likewise.
931 (lto_symtab_resolve_symbols): Likewise.
932 (lto_symtab_merge_decls): Likewise.
933 (lto_symtab_prevailing_decl): Adjust.
934 (lto_symtab_get_symtab_def): Remove.
935 (lto_symtab_get_file_data): Likewise.
936 (lto_symtab_clear_resolution): Adjust.
937 (lto_symtab_clear_resolution): Likewise.
938 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
939 (input_cgraph_1): Likewise.
940 * lto-streamer-in.c (get_resolution): Do not provide fake
941 symbol resolutions here.
942 (deferred_global_decls): Remove.
943 (lto_register_deferred_decls_in_symtab): Likewise.
944 (lto_register_var_decl_in_symtab): Change signature, register
945 variable via lto_symtab_register_decl.
946 (lto_register_function_decl_in_symtab): Likewise.
947 (lto_read_tree): Adjust.
948 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
949 (lto_symtab_merge_var): Likewise.
950 (lto_symtab_merge_fn): Likewise.
951 (lto_symtab_register_decl): Declare.
952 (lto_symtab_merge_decls): Likewise.
954 2009-10-05 Richard Guenther <rguenther@suse.de>
956 PR tree-optimization/23821
957 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
958 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
959 simple IV increments.
961 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
963 * config/arm/arm.c (arm_override_options): Really initialize
964 flag_dwarf2_cfi_asm to 0.
966 2009-10-05 Doug Kwan <dougkwan@google.com>
968 PR rtl-optimization/41574
969 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
970 floating point and we are not doing unsafe math optimizations.
972 2009-10-03 Simon Baldwin <simonb@google.com>
973 Cary Coutant <ccoutant@google.com>
974 Rafael Espindola <espindola@google.com>
975 Richard Guenther <rguenther@suse.de>
976 Jan Hubicka <jh@suse.cz>
977 Doug Kwan <dougkwan@google.com>
978 H.J. Lu <hongjiu.lu@intel.com>
979 Bill Maddox <maddox@google.com>
980 Ryan Mansfield <rmansfield@qnx.com>
981 Diego Novillo <dnovillo@google.com>
982 Ollie Wild <aaw@google.com>
983 Kenneth Zadeck <zadeck@naturalbridge.com>
985 * lto-cgraph.c: New file.
986 * lto-compress.c: New file.
987 * lto-compress.h: New file.
988 * lto-opts.c: New file.
989 * lto-section-in.c: New file.
990 * lto-section-out.c: New file.
991 * lto-streamer-in.c: New file.
992 * lto-streamer-out.c: New file.
993 * lto-streamer.c: New file.
994 * lto-streamer.h: New file.
995 * lto-symtab.c: New file.
996 * lto-wpa-fixup.c: New file.
997 * lto-wrapper.c: New file.
999 2009-10-03 Simon Baldwin <baldwin@google.com>
1000 Ben Elliston <bje@au.ibm.com>
1001 Rafael Espindola <espindola@google.com>
1002 Nathan Froyd <froydnj@codesourcery.com>
1003 Jan Hubicka <jh@suse.cz>
1004 Doug Kwan <dougkwan@google.com>
1005 Diego Novillo <dnovillo@google.com>
1006 Kenneth Zadeck <zadeck@naturalbridge.com>
1008 * Makefile.in (enable_lto): New.
1009 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1010 (LINKER_PLUGIN_API_H): Define.
1011 (LTO_SYMTAB_H): Define.
1012 (LTO_STREAMER_H): Define.
1013 (TREE_VECTORIZER_H): Define.
1014 (INCLUDES): Add LIBELFINC.
1015 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1016 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1017 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1018 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1019 (native): Add lto-wrapper$(exeext)
1020 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1021 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1022 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1023 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1024 (varasm.o): Add dependency on tree-iterator.h.
1025 (cgraph.o): Add dependency on cif-code.def.
1026 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1027 (ipa-pure-const.o): Likewise.
1028 (GTFILES): Add lto-symtab.c.
1029 (install-lto-wrapper): New.
1030 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1031 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1032 * config.in: Regenerate.
1034 2009-10-03 Rafael Espindola <espindola@google.com>
1035 Diego Novillo <dnovillo@google.com>
1037 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1038 ipa_write_summaries.
1039 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1041 (cgraph_optimize): Make extern.
1043 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1044 Kenneth Zadeck <zadeck@naturalbridge.com>
1046 * toplev.c (in_lto_p): Declare.
1047 * collect2.c (scan_prog_file): Read all the output when reading
1048 information for LTO.
1049 (enum lto_mode_d): Declare.
1051 2009-10-03 Richard Guenther <rguenther@suse.de>
1052 Diego Novillo <dnovillo@google.com>
1054 * gimple.c: Include target.h and alias.h.
1055 (gimple_types): Declare.
1056 (type_hash_cache): Declare.
1057 (gimple_alloc_stat): Make extern.
1058 (gimple_build_eh_must_not_throw): Call
1059 gimple_eh_must_not_throw_set_fndecl.
1060 (struct type_pair_d): Declare.
1061 (type_pair_t): Declare.
1062 (type_pair_hash): New.
1063 (type_pair_eq): New.
1064 (lookup_type_pair): New.
1065 (gimple_force_type_merge): New.
1066 (compare_type_names_p): New.
1067 (compare_field_offset): New.
1068 (gimple_types_compatible_p): New.
1069 (struct sccs): Declare.
1070 (next_dfs_num): Declare.
1071 (iterative_hash_gimple_type): New.
1073 (iterative_hash_type_name): New.
1074 (iterative_hash_gimple_type): New.
1075 (gimple_type_hash): New.
1076 (gimple_type_eq): New.
1077 (gimple_register_type): New.
1078 (print_gimple_types_stats): New.
1079 (gimple_signed_or_unsigned_type): New.
1080 (gimple_unsigned_type): New.
1081 (gimple_signed_type): New.
1082 (gimple_get_alias_set): New.
1083 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1084 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1085 (gimple_force_type_merge): Declare.
1086 (gimple_types_compatible_p): Declare.
1087 (gimple_register_type): Declare.
1088 (print_gimple_types_stats): Declare.
1089 (gimple_unsigned_type): Declare.
1090 (gimple_signed_type): Declare.
1091 (gimple_get_alias_set): Declare.
1092 (gimple_eh_must_not_throw_set_fndecl): New.
1094 2009-10-03 Jan Hubicka <jh@suse.cz>
1095 Kenneth Zadeck <zadeck@naturalbridge.com>
1097 * ipa-pure-const.c: Include lto-streamer.h.
1098 (register_hooks): Factor out of ...
1099 (generate_summary): ... here.
1100 (pure_const_write_summary): New.
1101 (pure_const_read_summary): New.
1102 (pass_ipa_pure_const): Add pure_const_write_summary and
1103 pure_const_read_summary.
1104 * ipa-reference.c: Include lto-streamer.h.
1105 (add_new_function): New.
1106 (remove_node_data): New.
1107 (duplicate_node_data): New.
1108 (ipa_init): Guard against multiple calls.
1109 Move hook setup from analyze_function.
1110 (write_node_summary_p): New.
1111 (ipa_reference_write_summary): New.
1112 (ipa_reference_read_summary): New.
1113 (pass_ipa_reference): Add ipa_reference_write_summary and
1114 ipa_reference_read_summary.
1115 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1116 (struct cgraph_edge): Add fields lto_stmt_uid and
1117 call_stmt_cannot_inline_p.
1118 (cgraph_optimize): Declare.
1119 (cgraph_decide_is_function_needed): Declare.
1120 (reset_inline_failed): Declare.
1121 (enum LTO_cgraph_tags): Declare.
1122 (LTO_cgraph_tag_names): Declare.
1123 (LCC_NOT_FOUND): Define.
1125 2009-10-03 Doug Kwan <dougkwan@google.com>
1126 Rafael Espindola <espindola@google.com>
1127 Jan Hubicka <jh@suse.cz>
1128 Diego Novillo <dnovillo@google.com>
1129 Kenneth Zadeck <zadeck@naturalbridge.com>
1131 * passes.c (all_regular_ipa_passes): New.
1132 (all_ipa_passes): Rename to all_small_ipa_passes.
1133 (init_optimization_passes): Init all_regular_ipa_passes.
1134 * tree-pass.h (all_regular_ipa_passes): New.
1135 (all_ipa_passes): Rename to all_small_ipa_passes.
1136 * passes.c (all_lto_gen_passes): New.
1137 (init_optimization_passes): Initialize all_lto_gen_passes.
1138 (execute_ipa_summary_passes): Make non-static.
1139 (ipa_write_summaries_1): New.
1140 (ipa_write_summaries_2): New.
1141 (ipa_write_summaries): New.
1142 (ipa_write_summaries_of_cgraph_node_set): New.
1143 (ipa_read_summaries_1): New.
1144 (ipa_read_summaries): New.
1145 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1146 (execute_regular_ipa_pass_list): Remove.
1147 (init_optimization_passes): Schedule
1148 pass_rebuild_cgraph_edges and pass_early_inline outside
1149 of pass_all_early_optimizations. Document reason.
1150 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1151 pass_ipa_lto_finish_out): New pass.
1152 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1153 (execute_all_ipa_transforms): New.
1154 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1155 (dump_properties, debug_properties): New.
1156 * tree-optimize.c (gate_all_early_local_passes): Return
1157 false if we are in lto1.
1158 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1159 * tree-pass.h (execute_all_ipa_transforms): Declare.
1160 (pass_ipa_function_and_variable_visibility): Declare.
1161 (pass_ipa_early_inline): Declare.
1162 (pass_ipa_lto_gimple_out): Declare.
1163 (pass_ipa_lto_wpa_fixup): Declare.
1164 (pass_ipa_lto_finish_out): Declare.
1165 (all_small_ipa_passes, all_regular_ipa_passes,
1166 all_lto_gen_passes): Declare.
1167 (execute_ipa_summary_passes): Declare.
1168 (execute_all_ipa_transforms): Declare.
1169 (ipa_write_summaries): Declare
1170 (ipa_write_summaries_of_cgraph_node_set): Declare.
1171 (ipa_read_summaries): Declare.
1173 2009-10-03 Doug Kwan <dougkwan@google.com>
1174 Ollie Wild <aaw@google.com>
1176 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1178 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1179 (lto_mode): New variable.
1180 (maybe_run_lto_and_relink): Handle the -fwpa option.
1181 (main): Handle the -fwpa option.
1182 (maybe_unlink_list): New function.
1183 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1184 * common.opt (flto): New flag.
1185 * toplev.c (flag_generate_lto): Declare.
1187 2009-10-03 Simon Baldwin <simonb@google.com>
1189 * common.opt (flto-compression-level): New flag.
1191 * opts.c: Include lto-opts.h.
1192 (handle_option): Call lto_register_user_option for each
1193 valid option handled.
1194 (decode_options): Clear registered options before the options
1197 2009-10-03 Cary Coutant <ccoutant@google.com>
1199 * collect2.c (is_elf): New function.
1200 (scan_prog_file): Require LTO object to be in ELF format.
1202 2009-10-03 Rafael Espindola <espindola@google.com>
1204 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1205 libgcc to the linker.
1207 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1209 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1210 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1212 * collect2.h (collect_execute): Add flags argument.
1213 * tlink.c (tlink_execute): Update call to collect_execute.
1214 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1215 (use_linker_plugin): New.
1216 (use_linker_plugin_spec_function): New.
1217 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1218 (linker_plugin_file_spec): New.
1219 (lto_wrapper_spec): New.
1220 (lto_gcc_spec): New.
1221 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1222 (static_spec_functions): Add use-linker-plugin.
1223 (process_command): Handle -use-linker-plugin.
1224 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1225 linker_plugin_file_spec and lto_gcc_spec.
1226 (use_linker_plugin_spec_function): New.
1228 2009-10-03 Richard Guenther <rguenther@suse.de>
1232 * tree.h (is_lang_specific): Include LANG_TYPE.
1233 * tree.c (find_decls_types_r): Manually add interesting parts
1234 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1236 * gimple.c (type_pair_hash): Make symmetric.
1237 (type_pair_eq): Likewise.
1238 (lookup_type_pair): Increase initial hashtable size.
1239 (gimple_force_type_merge): Rely on type-pair symmetry.
1240 (visit): Remove excessive checking code.
1241 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1242 (gimple_register_type): Remove getenv calls, shrink initial
1246 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1247 inline functions if not generating lto output.
1250 * toplev.c (finalize): In WPA mode remove the asm file.
1252 2009-10-03 Doug Kwan <dougkwan@google.com>
1254 * ipa-inline.c (cgraph_mark_inline): Check
1255 edge->call_stmt_cannot_inline_p instead of calling
1256 gimple_call_cannot_inline_p.
1257 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1258 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1259 (inline_generate_summary): Do nothing in LTRANS.
1260 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1261 exists before calling gimple_call_cannot_inline_p.
1262 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1263 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1264 Update new_edge->lto_stmt_uid.
1265 * cgraphbuild.c (reset_inline_failed): New.
1267 * common.opt (fwpa): New flag.
1268 (fltrans): New option.
1269 * gcc.c (gcc_lto_option_t): New type.
1270 (current_lto_option): New variable.
1271 (lto_single_spec_function): Remove and is replaced by ..
1272 (lto_option_spec_function): New function.
1273 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1274 passing the -flto flag.
1275 (cc1_options): Separate non-LTO related parts into ..
1276 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1277 (lto1_options): New spec for lto FE.
1278 (link_lto_options): New spec for handling LTO flags in linker.
1279 (invoke_lto_single): Re-format to fit in 80 column. Replace
1280 lto-single with lto-option.
1281 (static_specs): Add cc1_non_lto_options, lto1_options and
1283 (static_spec_function): Replace lto-single with lto-option.
1284 (process_command): Handle -flto, -fwpa and -fltran by setting
1285 current_lto_option and not passing it to subprocess unconditionally.
1287 2009-10-03 Bill Maddox <maddox@google.com>
1289 Add `gcc' driver support for link-time code generation (LTO).
1291 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1292 (lto_flag, lto_objects, lto_o_file): New variables.
1293 (struct lto_object, struct lto_object_list): New structures.
1294 (collect_exit, handler): Remove LTO temporary output file on exit.
1295 (add_lto_object): New function.
1296 (maybe_run_lto_and_relink): New function. Perform link time code
1297 generation and relinking for object files containing LTO information.
1298 (main): Invoke maybe_run_lto_and_relink().
1299 (dump_argv): New function. For debugging, currently disabled.
1300 (scan_prog_file): Add LTO information pass.
1301 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1303 * toplev.c (compile_file): Emit assembler directive to create
1304 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1306 2009-10-03 Diego Novillo <dnovillo@google.com>
1308 * c.opt: Add LTO to warn_abi and warn_psabi.
1310 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1311 inline function. Ignore language-specific nodes. Update all users.
1312 (find_decls_types_r): Do not traverse the subtrees of
1313 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1314 * tree.h (is_lang_specific): New.
1315 * langhooks.h (struct lang_hooks_for_decls): Remove
1316 may_need_assembler_name_p. Update all users.
1318 * c-common.c (set_builtin_user_assembler_name): Move ...
1319 * builtins.c (set_builtin_user_assembler_name): ... here.
1320 (is_builtin_name): Add comment
1321 (is_builtin_fn): New.
1322 * except.c (output_ttype): Only call
1323 lookup_type_for_runtime if TYPE is not a runtime type.
1325 * passes.c (register_pass): Call position_pass on
1326 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1327 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1328 (TV_IPA_LTO_DECL_IO): Define.
1329 (TV_IPA_LTO_CGRAPH_IO): Define.
1331 (TV_WHOPR_WPA): Define.
1332 (TV_WHOPR_WPA_IO): Define.
1333 (TV_WHOPR_LTRANS): Define.
1334 (TV_WHOPR_WPA_FIXUP): Define.
1335 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1336 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1337 * tree-flow.h (tree_node_can_be_shared): Declare.
1338 * tree-inline.c (tree_can_inline_p): Check that E has a
1339 statement associated with it.
1340 * tree.c (free_lang_data_in_binf): Factor out of ...
1341 (free_lang_data_in_type): ... here.
1342 Call RECORD_OR_UNION_TYPE_P.
1343 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1344 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1345 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1346 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1347 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1348 (gate_free_lang_data): Return true if flag_generate_lto is set.
1349 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1350 * c-common.h (set_builtin_user_assembler_name): Move ...
1351 * tree.h (set_builtin_user_assembler_name): ... here.
1353 * common.opt (flto-report): New flag.
1354 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1355 * collect2.c (scan_prog_file): Send the error output of
1356 'nm' to HOST_BIT_BUCKET.
1358 2009-10-03 Ollie Wild <aaw@google.com>
1360 * langhooks-def.h (lhd_begin_section): New function declaration.
1361 (lhd_write_section): New function declaration.
1362 (lhd_end_section): New function declaration.
1363 (LANG_HOOKS_BEGIN_SECTION): New macro.
1364 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1365 (LANG_HOOKS_END_SECTION): New macro.
1366 (LANG_HOOKS_LTO): New macro.
1367 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1368 * langhooks.c (output.h): Add include.
1369 (saved_section): New static variable.
1370 (lhd_begin_section): New function.
1371 (lhd_write_section_data): New function.
1372 (lhd_end_section): New function.
1373 * langhooks.h (struct lang_hooks_for_lto): New structure.
1374 (struct lang_hooks): Add member lto.
1375 * Makefile.in (langhooks.o): Add dependency on output.h.
1377 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1379 2009-10-03 Richard Guenther <rguenther@suse.de>
1381 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1384 2009-10-03 Simon Baldwin <simonb@google.com>
1385 Richard Guenther <rguenther@suse.de>
1386 Janis Johnson <janis187@us.ibm.com>
1387 Doug Kwan <dougkwan@google.com>
1388 Diego Novillo <dnovillo@google.com>
1389 Ramana Radhakrishnan <ramana.r@gmail.com>
1390 Ollie Wild <aaw@google.com>
1392 * doc/install.texi: Add documentation for libelf and --enable-lto.
1393 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1394 -flto-report, -flto-compression-level and -use-linker-plugin.
1395 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1396 Add section for LTO Testing.
1398 2009-10-02 Cary Coutant <ccoutant@google.com>
1400 Add support for comdat type sections for DWARF v4.
1401 Merge from dwarf4 branch.
1403 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1404 (dw_die_ref): Define vector type.
1405 (enum dw_val_class): Add dw_val_class_data8.
1406 (struct dw_val_struct): Add v.val_data8.
1407 (comdat_type_node_ref): New type.
1408 (struct die_struct): Move die_symbol into a union; add new field
1409 die_type_node. Change all uses.
1410 (comdat_type_node): New type.
1411 (skeleton_chain_node): New type.
1412 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1413 (comdat_type_list): New variable.
1414 (dwarf_tag_name): Add DW_TAG_type_unit.
1415 (dwarf_attr_name): Add DW_AT_signature.
1416 (add_AT_data8): New function.
1417 (replace_child): New function.
1418 (move_all_children): New function.
1419 (print_signature): New function.
1420 (print_die): Print signature information; add dw_val_class_data8.
1421 (attr_checksum): Support dw_val_class_data8.
1422 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1423 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1424 (checksum_sleb128, checksum_uleb128): New functions.
1425 (checksum_die_context): New function.
1426 (loc_checksum_ordered): New function.
1427 (attr_checksum_ordered): New function.
1428 (struct checksum_attributes): New structure.
1429 (collect_checksum_attributes): New function.
1430 (die_checksum_ordered): New function.
1431 (generate_type_signature): New function.
1432 (same_dw_val_p): Add dw_val_class_data8.
1433 (is_symbol_die): Use new is_declaration_die function.
1434 (is_declaration_die): New function.
1435 (should_move_die_to_comdat): New function.
1436 (clone_die): New function.
1437 (clone_tree): New function.
1438 (clone_as_declaration): New function.
1439 (copy_declaration_context): New function.
1440 (generate_skeleton_ancestor_tree): New function.
1441 (generate_skeleton_bottom_up): New function.
1442 (generate_skeleton): New function.
1443 (remove_child_or_replace_with_skeleton): New function.
1444 (break_out_comdat_types): New function.
1445 (struct decl_table_entry): New type.
1446 (htab_decl_hash): New function.
1447 (htab_decl_eq): New function.
1448 (htab_decl_del): New function.
1449 (copy_ancestor_tree): New function.
1450 (copy_decls_walk): New function.
1451 (copy_decls_for_unworthy_types): New function.
1452 (build_abbrev_table): Don't assert on missing die_symbol when doing
1453 comdat type sections.
1454 (size_of_die): Use DW_FORM_sig8 for external references. Add
1456 (unmark_dies): Don't assert for unmarked dies when doing comdat
1458 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1459 (output_signature): New function.
1460 (output_die): Likewise.
1461 (output_compilation_unit_header): Mark output as DWARF version 3
1462 even if generating DWARF 4.
1463 (output_comdat_type_unit): New function.
1464 (output_line_info): Mark output as DWARF version 3 even if generating
1466 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1468 (dwarf2out_end_source_file): Likewise.
1469 (prune_unused_types_walk_attribs): Don't follow references into
1470 comdat type sections.
1471 (prune_unused_types_mark): When generating type units, do not mark
1472 children of non-defining declarations of types; do mark children of
1474 (prune_unused_types): Process comdat type sections.
1475 (htab_ct_hash): New function.
1476 (htab_ct_eq): New function.
1477 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1478 Add a pointer to the line table from type unit entries so
1479 DW_AT_decl_file has meaning.
1480 * varasm.c (default_elf_asm_named_section): Use identifier name as
1481 comdat key instead of lang hook.
1483 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1485 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1487 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1489 * config/i386/i386.md (SWIM248): New mode iterator.
1490 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1491 divmodhi4 patterns using SWIM248 macro.
1492 (*divmod<mode>4): Macroize insn_and_split pattern from
1493 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1494 and their corresponding splitters usign SWIM248 macro. Split SImode
1495 insn to generate cltd and DImode insn to generate cqto instead of
1496 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1497 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1498 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1499 *divmodsi_noext patterns using SWIM248 macro.
1500 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1501 udivmodhi4 patterns using SWIM248 macro.
1502 (*udivmod<mode>4): Macroize insn_and_split pattern from
1503 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1504 corresponding splitters using SWIM248 macro.
1505 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1506 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1508 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1510 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1511 of zero-sized element is zero-sized regardless of its extent.
1513 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1516 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1517 * configure: Regenerated.
1518 * config.in: Regenerated.
1519 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1520 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1521 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1522 not emitting .eh_frame, emit .cfi_sections .debug_frame
1527 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1528 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1530 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1531 vars use DECL_RTL with resetting it back to NULL afterwards.
1532 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1533 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1534 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1535 the attribute type allows it, otherwise use DW_FORM_dataN.
1536 (mem_loc_descriptor): Handle CONST_STRING.
1537 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1538 Handle MEM with CONST_STRING address using add_AT_string.
1539 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1540 CONST_STRING for const arrays initialized with a string literal.
1541 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1542 (dwarf2out_finish): Call resolve_addr.
1544 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1545 Maxim Kuvyrkov <maxim@codesourcery.com>
1547 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1549 2009-10-02 Nick Clifton <nickc@redhat.com>
1551 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1552 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1554 2009-10-01 Jan Hubicka <jh@suse.cz>
1556 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1557 (cgraph_create_virtual_clone): Just pass redirect_callers
1559 * cgraph.h (cgraph_clone_node): Update prototype.
1560 * ipa-pure-const.c (self_recursive_p): New function.
1561 (propagate): Use it.
1562 * ipa-inline.c (cgraph_clone_inlined_nodes,
1563 cgraph_decide_recursive_inlining): Update.
1565 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1567 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1568 instructions for TARGET_OCTEON.
1570 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1572 * config/arm/arm.c (arm_override_options): Turn off
1573 flag_dwarf2_cfi_asm for AAPCS variants.
1575 2009-10-01 Martin Jambor <mjambor@suse.cz>
1578 * tree-sra.c (convert_callers): Do not call
1579 compute_inline_parameters on one caller more than once.
1581 2009-10-01 Nick Clifton <nickc@redhat.com>
1583 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1584 an empty string if not already defined.
1586 2009-10-01 Martin Jambor <mjambor@suse.cz>
1589 * tree-sra.c (is_va_list_type): New function.
1590 (find_var_candidates): Call is_va_list_type.
1591 (find_param_candidates): Check that the type or the type pointed
1592 to are not va_list types.
1594 2009-10-01 Martin Jambor <mjambor@suse.cz>
1597 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1598 DECL_ARTIFICIAL (param_decl) is true.
1600 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1602 * tree.h (tree_decl_common::lang_flag_8): New.
1603 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1605 * c-common.h (RID_CONSTEXPR): New.
1607 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1609 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1610 Use ref-all pointers.
1611 (alpha_gimplify_va_arg): Ditto.
1613 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1616 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1617 before insn counting loop now that BB_END (bb) is counted. Ensure
1618 the return value isn't zero.
1620 2009-09-30 Nick Clifton <nickc@redhat.com>
1622 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1623 with separate definitions of c_target_objs and cxx_target_objs.
1624 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1626 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1627 sh_symbian_import_export_class.
1628 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1629 * config/sh/symbian.c: Delete, moving code into...
1630 * config/sh/symbian-base.c: ... here
1631 * config/sh/symbian-c.c: ... and here
1632 * config/sh/symbian-cxx.c: ... and here.
1634 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1637 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1638 of plus RTX into register.
1640 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1642 * doc/install.texi: Linguistic and markup fixes.
1643 (Configuration) <--disable-cpp>: Remove description.
1644 <--enable-maintainer-mode>: Autotools files are affected, too.
1645 <--with-sysroot>: Improve description.
1646 (Building): Bump required GNU make version.
1648 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1650 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1651 (x86_64-*-*): Ditto.
1653 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1654 intrinisics for FMA4.
1655 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1656 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1657 Add FMA4 check and fma4intrin.h.
1658 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1660 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1661 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1662 constant for FMA4 support.
1663 (UNSPEC_FMA4_FMADDSUB): Ditto.
1664 (UNSPEC_FMA4_FMSUBADD): Ditto.
1665 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1666 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1667 (ix86_expand_fma4_multiple_memory): Ditto.
1668 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1669 (OPTION_MASK_ISA_FMA4_UNSET): New.
1670 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1671 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1672 (ix86_handle_option): Handle -mfma4.
1673 (isa_opts): Handle -mfma4.
1674 (enum pta_flags): Add PTA_FMA4.
1675 (override_options): Add FMA4 support.
1676 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1677 (IX86_BUILTIN_VFMADDSD): Ditto.
1678 (IX86_BUILTIN_VFMADDPS): Ditto.
1679 (IX86_BUILTIN_VFMADDPD): Ditto.
1680 (IX86_BUILTIN_VFMSUBSS): Ditto.
1681 (IX86_BUILTIN_VFMSUBSD): Ditto.
1682 (IX86_BUILTIN_VFMSUBPS): Ditto.
1683 (IX86_BUILTIN_VFMSUBPD): Ditto.
1684 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1685 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1686 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1687 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1688 (IX86_BUILTIN_VFNMADDSS): Ditto.
1689 (IX86_BUILTIN_VFNMADDSD): Ditto.
1690 (IX86_BUILTIN_VFNMADDPS): Ditto.
1691 (IX86_BUILTIN_VFNMADDPD): Ditto.
1692 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1693 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1694 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1695 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1696 (IX86_BUILTIN_VFMADDPS256): Ditto.
1697 (IX86_BUILTIN_VFMADDPD256): Ditto.
1698 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1699 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1700 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1701 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1702 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1703 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1704 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1705 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1706 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1707 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1708 (enum multi_arg_type): New enum for describing the various FMA4
1709 intrinsic argument types.
1710 (bdesc_multi_arg): New table for FMA4 intrinsics.
1711 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1712 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1714 (ix86_expand_builtin): Add FMA4 intrinsic support.
1715 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1716 operand instructions.
1717 (ix86_expand_fma4_multiple_memory): New function to split the
1718 second memory reference from FMA4 instructions.
1719 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1720 (ssemodesuffixf2s): Ditto.
1721 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1723 (fma4_fmsub<mode>4): Ditto.
1724 (fma4_fnmadd<mode>4): Ditto.
1725 (fma4_fnmsub<mode>4): Ditto.
1726 (fma4_vmfmadd<mode>4): Ditto.
1727 (fma4_vmfmsub<mode>4): Ditto.
1728 (fma4_vmfnmadd<mode>4): Ditto.
1729 (fma4_vmfnmsub<mode>4): Ditto.
1730 (fma4_fmadd<mode>4256): Ditto.
1731 (fma4_fmsub<mode>4256): Ditto.
1732 (fma4_fnmadd<mode>4256): Ditto.
1733 (fma4_fnmsub<mode>4256): Ditto.
1734 (fma4_fmaddsubv8sf4): Ditto.
1735 (fma4_fmaddsubv4sf4): Ditto.
1736 (fma4_fmaddsubv4df4): Ditto.
1737 (fma4_fmaddsubv2df4): Ditto.
1738 (fma4_fmsubaddv8sf4): Ditto.
1739 (fma4_fmsubaddv4sf4): Ditto.
1740 (fma4_fmsubaddv4df4): Ditto.
1741 (fma4_fmsubaddv2df4): Ditto.
1742 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1743 instructions for intrinsics.
1744 (fma4i_fmsub<mode>4): Ditto.
1745 (fma4i_fnmadd<mode>4): Ditto.
1746 (fma4i_fnmsub<mode>4): Ditto.
1747 (fma4i_vmfmadd<mode>4): Ditto.
1748 (fma4i_vmfmsub<mode>4): Ditto.
1749 (fma4i_vmfnmadd<mode>4): Ditto.
1750 (fma4i_vmfnmsub<mode>4): Ditto.
1751 (fma4i_fmadd<mode>4256): Ditto.
1752 (fma4i_fmsub<mode>4256): Ditto.
1753 (fma4i_fnmadd<mode>4256): Ditto.
1754 (fma4i_fnmsub<mode>4256): Ditto.
1755 (fma4i_fmaddsubv8sf4): Ditto.
1756 (fma4i_fmaddsubv4sf4): Ditto.
1757 (fma4i_fmaddsubv4df4): Ditto.
1758 (fma4i_fmaddsubv2df4): Ditto.
1759 (fma4i_fmsubaddv8sf4): Ditto.
1760 (fma4i_fmsubaddv4sf4): Ditto.
1761 (fma4i_fmsubaddv4df4): Ditto.
1762 (fma4i_fmsubaddv2df4): Ditto.
1764 * doc/invoke.texi (-mfma4): Add documentation.
1765 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1767 2009-09-29 Richard Henderson <rth@redhat.com>
1769 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1770 an edge to the new destination block.
1772 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1775 * pa.c (hppa_profile_hook): Use
1776 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1778 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1779 Alexander Monakov <amonakov@ispras.ru>
1782 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1783 (not_postinc_memory_operand): New.
1784 (not_postinc_move_operand): New.
1785 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1786 (*cmovsi_internal): Ditto.
1788 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1790 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1791 restrict issue_rate in first pass when scheduling for register
1794 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1795 Rafael Avila de Espindola <espindola@google.com>
1797 * gengtype.c (plugin_output): New.
1798 (get_output_file_with_visibility): Return plugin_output for plugins.
1799 (main): Parse and use the -P option.
1800 * gty.texi: Update the command line format.
1802 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1805 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1807 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1808 out if !const_ok_for_output.
1811 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1812 case VAR_LOCATION>: Remove gcc_unreachable ().
1814 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1816 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1817 (x86_64-*-*): Ditto.
1818 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1819 back to smmintrin.h.
1820 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1821 * config/i386/x86intrin.h: Remove SSE5.
1822 * config/i386/mmintrin-common.h: Delete file.
1823 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1825 2009-09-29 Richard Guenther <rguenther@suse.de>
1827 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1828 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1830 2009-09-29 Nick Clifton <nickc@redhat.com>
1832 * function.c (current_function_name): If there is no current
1833 function just return "<none>".
1835 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1837 * tree-pass.h (register_pass_info): New structure.
1838 (pass_positioning_ops): Move enum from gcc-plugin.h.
1839 (register_pass): New function.
1840 * gcc-plugin.h (plugin_pass): Delete structure.
1841 (pass_positioning_ops): Delete enum.
1842 * plugin.c (regsiter_pass): Delete function.
1843 (position_pass): Delete function.
1844 (added_pass_nodes): Delete variable.
1845 (prev_added_pass_nodes): Delete variable.
1846 (pass_list_node): Delete structure.
1847 * passes.c (make_pass_instance): New function.
1848 (next_pass_1): Change to call make_pass_instance.
1849 (pass_list_node): Move structure from gcc-plugin.h.
1850 (added_pass_nodes): Move variable from plugin.c.
1851 (prev_added_pass_nodes): Move variable from plugin.c.
1852 (position_pass): New function.
1853 (register_pass): New function.
1855 2009-09-28 Easwaran Raman <eraman@google.com>
1857 * ifcvt.c (noce_try_abs): Recognize pattern and call
1858 expand_one_cmpl_abs_nojump.
1859 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1860 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1862 2009-09-28 Ian Lance Taylor <iant@google.com>
1865 * c-opts.c (c_common_handle_option): Don't set
1866 warn_jump_misses_init for -Wall.
1867 * doc/invoke.texi (Warning Options): Update documentation.
1869 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1871 * Makefile.in ($(out_object_file)): Depend on
1872 gt-$(basename $(notdir $(out_file))).h.
1874 2009-09-28 Richard Henderson <rth@redhat.com>
1876 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1877 * except.c (gen_eh_region): Set it.
1878 (duplicate_eh_regions_1): Copy it.
1879 * tree-eh.c (lower_resx): Use it to determine which function
1882 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1883 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1884 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1885 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1886 BUILT_IN_CXA_END_CLEANUP if necessary.
1888 * c-common.c (c_define_builtins): Update call to
1889 build_common_builtin_nodes.
1891 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1893 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1895 2009-09-28 Michael Matz <matz@suse.de>
1897 * builtins.c (interclass_mathfn_icode): New helper.
1898 (expand_builtin_interclass_mathfn): Use it here, and split folding
1900 (fold_builtin_interclass_mathfn): ... this new folder.
1901 (build_call_nofold_loc): New static helper.
1902 (build_call_nofold): New wrapper macro for above.
1903 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1904 (expand_builtin_pow): Ditto.
1905 (expand_builtin_memset_args): Ditto.
1906 (expand_builtin_printf): Ditto.
1907 (expand_builtin_fprintf): Ditto.
1908 (expand_builtin_sprintf): Ditto.
1909 (expand_builtin_memory_chk): Ditto.
1910 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1911 (expand_builtin_stpcpy): Ditto.
1912 (expand_builtin_strcmp): Ditto.
1913 (expand_builtin_strncmp): Ditto.
1914 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1915 (expand_builtin_strcpy_args): Don't call folders.
1916 (expand_builtin_memcmp): Ditto.
1917 (expand_builtin_strncpy): Ditto, and use target.
1918 (expand_builtin_memcpy): Ditto.
1919 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1920 expand_builtin_strpbrk, expand_builtin_memmove,
1921 expand_builtin_memmove_args, expand_builtin_bcopy,
1922 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1923 expand_builtin_strspn, expand_builtin_strcspn,
1924 expand_builtin_fputs): Remove these.
1925 (expand_builtin): Don't call the above, change calls to other
1926 expanders that changed prototype.
1927 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1928 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1929 fold_builtin_interclass_mathfn.
1930 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1931 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1933 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1934 * passes.c (init_optimization_passes): Move pass_fold_builtins
1935 after last phiopt pass.
1936 * tree-inline.c (fold_marked_statements): When folding builtins
1937 iterate over all instruction potentially generated.
1938 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1940 (fold_gimple_call): Use it to always fold calls (into potentially
1941 multiple instructions).
1942 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1943 calls into zero at this time.
1944 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1945 statements generated by builtin folding.
1947 2009-09-28 Nick Clifton <nickc@redhat.com>
1949 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1951 2009-09-28 Duncan Sands <baldrick@free.fr>
1953 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1954 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1955 (register_callback): Dispatch it.
1956 (invoke_plugin_callbacks): Incorporate in sanity check.
1957 * ggc.h (ggc_register_cache_tab): Add declaration.
1958 * ggc-common.c (ggc_register_root_tab): Simplify.
1959 (const_ggc_cache_tab_t): New typedef.
1960 (extra_cache_vec): New vector of dynamically added cache tables.
1961 (ggc_register_cache_tab): New function.
1962 (ggc_scan_cache_tab): New function.
1963 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1964 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1966 2009-09-27 Richard Henderson <rth@redhat.com>
1968 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1969 which we remove __builtin_stack_restore.
1971 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1973 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1974 to test for GRD_INVARIANT.
1975 (simple_rhs_p): Anything that's function_invariant_p is fine.
1977 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1979 * gengtype.c (main): Use plunge_files instead of plugin_output.
1981 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1982 Rafael Avila de Espindola <espindola@google.com>
1984 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1985 Don't print pch related info if it is false.
1986 (main): Don't print pch info in plugin mode.
1988 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1990 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1991 with dw_val_class_const_double.
1992 (struct dw_val_struct): Replace val_long_long with val_double and
1993 adjust for above change.
1994 (output_loc_operands): Likewise.
1995 (add_AT_long_long): Rename into...
1996 (add_AT_double): ...this.
1997 (print_die): Replace dw_val_class_long_long with
1998 dw_val_class_const_double and adjust.
1999 (attr_checksum): Likewise.
2000 (same_dw_val_p): Likewise.
2001 (size_of_die): Likewise.
2002 (value_format): Likewise.
2003 (output_die): Likewise.
2004 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2005 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2006 instead of add_AT_long_long.
2007 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2008 value with the precision of its type.
2010 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2013 * c-typeck.c (build_conditional_expr): Use the readonly and
2014 volatile flags of the operand types, not of the operands itself.
2016 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2018 * collect2.c (main): Look for -brtl before adding libraries.
2020 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2022 * config.gcc: Update OpenBSD targets.
2023 * config/openbsd-stdint.h: New file.
2024 * config/openbsd-libpthread.h: New file.
2025 * config/openbsd.h: Update and break out LIB_SPEC definition.
2026 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2027 * config/i386/openbsdelf.h: Correct types.
2028 * config/m68k/openbsd.h: Likewise.
2029 * config/mips/openbsd.h: Likewise.
2030 * config/vax/openbsd.h: Likewise.
2032 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2034 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2035 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2036 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2037 of the length and zero.
2039 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2041 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2042 (FLAGS_H): Add options.h $(REAL_H).
2043 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2044 (TREE_VECTORIZER_H): New.
2045 (EBITMAP_H): Renamed from EBIMAP_H.
2046 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2047 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2048 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2049 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2050 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2051 (graphite-clast-to-gimple.o, graphite-dependences.o)
2052 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2053 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2054 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2055 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2056 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2057 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2058 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2059 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2060 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2061 updated and fixed as per above changes and per
2062 check_makefile_deps.sh output.
2065 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2066 * configure: Regenerate.
2068 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2070 * doc/install.texi: Update minimum MPC version to 0.7.
2072 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2074 * doc/install.texi (Binaries): Remove reference to the binary
2075 distribution CD-ROM from the FSF.
2077 2009-09-26 Michael Matz <matz@suse.de>
2081 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2082 that are mentioned in the body.
2084 2009-09-26 Michael Matz <matz@suse.de>
2086 PR tree-optimization/41454
2087 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2088 (tree_ssa_dominator_optimize): Don't allocate and free it.
2089 (dom_opt_leave_block): Don't iterate over it.
2090 (eliminate_redundant_computations): Don't return a value.
2091 (cprop_operand, cprop_into_stmt): Ditto.
2092 (optimize_stmt): Don't defer updating stmts.
2094 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2096 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2097 generic_parameter_die, template_parameter_pack_die,
2098 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2099 renaming DW_TAG_formal_parameter_pack and
2100 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2101 and DW_TAG_GNU_template_parameter_pack.
2103 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2105 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2106 * config/v850/v850.c (v850_function_value): New function.
2107 (TARGET_FUNCTION_VALUE): Define.
2109 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2111 * tree-vect-stmts.c (vectorizable_call): Call
2112 mark_symbols_for_renaming after vect_finish_stmt_generation.
2114 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2115 to loc_descriptor_from_tree.
2116 (add_location_or_const_value_attribute): Pass 0 instead of 2
2117 for decl_by_reference_p decls.
2119 2009-09-25 Richard Guenther <rguenther@suse.de>
2122 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2125 2009-09-25 Ben Elliston <bje@au.ibm.com>
2127 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2130 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2132 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2133 form of instruction.
2135 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2138 * fold-const.c (const_binop): Handle complex int division.
2139 * tree-complex.c (expand_complex_div_straight,
2140 expand_complex_div_wide): Update comments.
2142 2009-09-24 DJ Delorie <dj@redhat.com>
2145 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2146 (reg_class): Likewise.
2147 (REG_CLASS_NAMES): Likewise.
2148 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2149 (m32c_override_options): Disable -fivopts for M32C.
2151 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2153 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2154 Delete VSX load/store with update support.
2155 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2156 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2160 (VStype_load_update): Ditto.
2161 (VStype_store_update): Ditto.
2162 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2163 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2165 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2166 load/store with update builtins.
2168 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2170 * libgcc2.c (L_trampoline): Prototype for getpagesize
2171 and mprotect in WINNT case.
2173 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2175 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2176 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2177 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2178 'outgoing' argument.
2179 (TARGET_FUNCTION_VALUE): Define.
2181 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2183 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2185 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2188 * common.opt: Initialize dwarf_strict to -1.
2189 * toplev.c (process_options): Catch unset dwarf_strict
2190 and set to 0 for all targets not overriding.
2191 * config/darwin.c (darwin_override_options): Catch unset
2192 dwarf_strict and override to 1.
2194 2009-09-24 Jeff Law <law@redhat.com>
2196 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2198 2009-09-24 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/36143
2201 PR tree-optimization/38747
2202 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2203 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2205 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2208 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2209 return false instead of gcc_unreachable (). For CONST return the
2210 value returned by recursive call instead of always returning true.
2211 (tree_add_const_value_attribute): Return the value returned by
2212 add_const_value_attribute instead of always returning true if rtl
2215 2009-09-23 Justin Seyster <jrseys@gmail.com>
2217 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2219 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2221 * cgraphunit.c (cgraph_lower_function): Revert last change.
2222 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2223 instead of DECL_NO_STATIC_CHAIN.
2224 * tree-cfg.c (verify_gimple_call): Likewise.
2225 * tree-nested.c (get_chain_decl, get_chain_field,
2226 convert_tramp_reference_op, convert_gimple_call): Likewise.
2227 (convert_all_function_calls): Likewise. Always set or clear
2228 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2229 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2230 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2232 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2233 DECL_NO_STATIC_CHAIN.
2234 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2235 instead of DECL_NO_STATIC_CHAIN.
2236 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2237 decl_function_context.
2238 * varasm.c (initializer_constant_valid_p): Likewise.
2239 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2240 (DECL_STATIC_CHAIN): ... this.
2241 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2242 instead of DECL_NO_STATIC_CHAIN.
2244 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2245 Rafael Avila de Espindola <espindola@google.com>
2247 * gengtype.c (nb_plugin_files): Make it unsigned to match
2248 num_gt_files. Adjust other variables to avoid warnings.
2249 (main): Allocate an all zero lang_bitmap before each plugin file name
2250 to match regular file names.
2252 2009-09-23 Richard Henderson <rth@redhat.com>
2254 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2255 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2256 static chain passed in memory.
2257 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2258 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2259 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2260 STATIC_CHAIN_REGNUM defined.
2262 * config/picochip/picochip-protos.h: s/class/klass/.
2263 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2264 (picochip_static_chain): New.
2265 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2266 (STATIC_CHAIN_INCOMING): Remove.
2268 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2269 (xtensa_static_chain): New.
2270 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2271 (STATIC_CHAIN_INCOMING): Remove.
2273 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2275 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2276 * config/pa/pa-protos.h (function_value): Remove.
2277 * config/pa/pa.c (pa_function_value): Rename from function_value.
2278 Make static, add 'outgoing' argument.
2279 (TARGET_FUNCTION_VALUE): Define.
2281 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2283 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2284 instead of cfun->machine->is_leaf.
2285 * config/avr/avr.h (machine_function): Remove is_leaf field.
2287 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2290 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2291 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2292 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2293 the same size, prefer DW_OP_stack_value.
2294 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2295 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2297 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2300 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2302 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2305 * cfgexpand.c (convert_debug_memory_address): New.
2306 (expand_debug_expr): Convert base address and offset to the same
2307 mode. Use it to convert addresses to other modes. Accept
2310 2009-09-23 Richard Guenther <rguenther@suse.de>
2312 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2313 produced for bigendian targets with promoted subregs.
2315 2009-09-23 Richard Guenther <rguenther@suse.de>
2317 * value-prof.c (gimple_ic): Purge old EH edges only after building
2320 2009-09-23 Nick Clifton <nickc@redhat.com>
2322 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2324 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2327 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2330 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2331 on non-nested functions.
2333 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2334 Jan Hubicka <jh@suse.cz>
2336 * dwarf2out.c (loc_list_plus_const): Only define if
2337 DWARF2_DEBUGGING_INFO.
2338 (address_of_int_loc_descriptor): Likewise.
2341 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2343 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2346 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2347 constant is more than zero.
2349 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2352 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2353 call final to emit non-scheduled prologue, instead insert at entry.
2355 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2356 Joseph S. Myers <joseph@codesourcery.com>
2358 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2360 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2361 Rafael Avila de Espindola <espindola@google.com>
2363 * gengtype.c (is_file_equal): New function.
2364 (close_output_files): Use is_file_equal. Free of->buf.
2366 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2367 Rafael Avila de Espindola <espindola@google.com>
2369 * gengtype.c (write_types, write_local): Add the output_header
2370 argument. Update all callers.
2372 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2374 * dwarf2out.c (template_parameter_pack_die,
2375 gen_formal_parameter_pack_die ): New functions.
2376 (make_ith_pack_parameter_name): Remove this function.
2377 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2378 DW_TAG_formal_parameter_pack.
2379 (gen_generic_params_dies): Represent each template parameter pack
2380 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2381 represented by usual DW_TAG_template_*_parameter DIEs that are
2382 children of the DW_TAG_template_parameter_pack element DIE.
2383 (generic_parameter_die): This doesn't deal with parameter pack
2384 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2385 of parameter pack DIEs.
2386 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2387 in certain cases, e.g. for pack elements.
2388 (gen_formal_types_die, gen_decl_die): Adjust usage of
2389 gen_formal_parameter_die.
2390 (gen_subprogram_die): Represent each function parameter pack by a
2391 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2392 represented by usual DW_TAG_formal_parameter DIEs that are children
2393 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2394 ____builtin_va_alist decls as no part of the compiler uses those
2396 * langhooks.h (struct lang_hooks_for_decls): Add
2397 function_parm_expanded_from_pack_p, get_generic_function_decl
2398 and function_parameter_pack_p hooks. Fix comment for
2399 get_innermost_generic_parms hook.
2400 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2401 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2402 macros and use them to initialize lang_hook.
2404 2009-09-22 Richard Henderson <rth@redhat.com>
2406 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2407 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2408 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2409 on TRAMPOLINE_TEMPLATE.
2410 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2411 TRAMPOLINE_ADJUST_ADDRESS.
2412 * targhooks.c (default_asm_trampoline_template): Remove.
2413 (default_trampoline_adjust_address): Remove.
2414 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2415 * targhooks.h: Update decls.
2417 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2419 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2420 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2421 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2423 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2426 * reload1.c (reload): Reset debug insns with pseudos without
2429 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2431 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2432 unconditional true for decimal float modes.
2433 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2434 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2436 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2438 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2439 Enable a new case for __FreeBSD__ >= 7.
2440 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2441 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2442 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2443 and USE_LD_AS_NEEDED.
2445 * doc/install.texi (*-*-freebsd*): Update target information.
2447 2009-09-22 Richard Guenther <rguenther@suse.de>
2450 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2451 arrays really properly.
2453 2009-09-22 Richard Henderson <rth@redhat.com>
2456 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2457 calls.static_chain, calls.trampoline_init,
2458 calls.trampoline_adjust_address.
2459 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2460 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2461 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2462 * builtins.c (expand_builtin_setjmp_receiver): Use
2463 targetm.calls.static_chain; only clobber registers.
2464 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2465 set up memory attributes properly for the trampoline block.
2466 (expand_builtin_adjust_trampoline): Use
2467 targetm.calls.trampoline_adjust_address.
2468 * calls.c (prepare_call_address): Add fndecl argument. Use
2469 targetm.calls.static_chain.
2470 * df-scan.c (df_need_static_chain_reg): Remove.
2471 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2472 consolodate static chain handling.
2473 * doc/tm.texi: Document new hooks.
2474 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2475 (init_emit_regs): Don't initialize them.
2476 * expr.h (prepare_call_address): Update decl.
2477 * final.c (profile_function): Use targetm.calls.static_chain.
2478 * function.c (expand_function_start): Likewise.
2479 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2480 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2481 only clobber registers.
2482 * targhooks.c (default_static_chain): New.
2483 (default_asm_trampoline_template, default_trampoline_init): New.
2484 (default_trampoline_adjust_address): New.
2485 * targhooks.h: Declare them.
2486 * varasm.c (assemble_trampoline_template): Use
2487 targetm.asm_out.trampoline_template. Make the memory block const
2490 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2491 alpha_initialize_trampoline. Make static. Merge VMS parameter
2492 differences into the TARGET_ABI_OPEN_VMS code block.
2493 (TARGET_TRAMPOLINE_INIT): New.
2494 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2495 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2496 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2497 (INITIALIZE_TRAMPOLINE): Remove.
2499 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2500 (TRAMPOLINE_TEMPLATE): Merge with ...
2501 (INITIALIZE_TRAMPOLINE): ... this and move ...
2502 * config/arc/arc.c (arc_trampoline_init): ... here.
2503 (TARGET_TRAMPOLINE_INIT): New.
2505 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2506 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2507 (arm_asm_trampoline_template): New.
2508 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2509 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2510 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2511 code to arm_asm_trampoline_template.
2512 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2513 arm_trampoline_adjust_address.
2514 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2515 adjust for target hook parameters.
2517 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2520 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2521 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2522 (bfin_trampoline_init): Rename from initialize_trampoline;
2523 make static; update for target hook parameters.
2524 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2525 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2526 bfin_asm_trampoline_template.
2527 (INITIALIZE_TRAMPOLINE): Remove.
2529 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2530 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2531 cris_trampoline_init): New.
2532 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2533 cris_asm_trampoline_template.
2534 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2535 adjust for target hook parameters.
2537 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2539 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2540 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2541 fr30_trampoline_init): New.
2542 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2543 fr30_asm_trampoline_template.
2544 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2545 adjust for target hook parameters.
2547 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2548 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2549 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2550 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2551 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2553 * config/h8300/h8300.c (h8300_trampoline_init): New.
2554 (TARGET_TRAMPOLINE_INIT): New.
2555 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2556 to h8300_trampoline_init and adjust for hook parameters.
2558 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2559 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2560 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2561 make static; adjust for hook parameters.
2562 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2564 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2565 (TARGET_TRAMPOLINE_INIT): New.
2566 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2567 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2568 iq2000_asm_trampoline_template.
2569 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2570 (TRAMPOLINE_CODE_SIZE): New.
2571 (TRAMPOLINE_SIZE): Use it.
2572 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2574 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2575 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2576 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2577 adjust for hook parameters.
2578 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2580 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2581 (m32r_trampoline_init): New.
2582 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2583 m32r_trampoline_init.
2585 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2586 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2587 make static; update for hook parameters.
2588 * config/m68hc11/m68hc11-protos.h: Update.
2589 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2591 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2592 (TARGET_TRAMPOLINE_INIT): New.
2593 (mcore_function_value): Fix typo.
2594 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2595 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2596 to mcore_asm_trampoline_template.
2597 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2599 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2600 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2601 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2602 update for hook parameters.
2603 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2605 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2606 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2607 mips_trampoline_init): New.
2608 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2609 mips_asm_trampoline_template.
2610 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2611 update for hook parameters.
2613 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2614 (TARGET_TRAMPOLINE_INIT): New.
2615 (mmix_trampoline_size): Remove.
2616 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2617 make static. Remove out-of-date tetra vs octa comment.
2618 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2619 make static; update for hook parameters.
2620 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2621 (INITIALIZE_TRAMPOLINE): Remove.
2622 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2623 (TRAMPOLINE_ALIGNMENT): New.
2624 * gcc/config/mmix/mmix-protos.h: Update.
2626 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2627 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2628 mn10300_trampoline_init): New.
2629 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2630 mn10300_asm_trampoline_template.
2631 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2633 * config/moxie/moxie.c (moxie_static_chain,
2634 moxie_asm_trampoline_template, moxie_trampoline_init,
2635 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2636 TARGET_TRAMPOLINE_INIT): New.
2637 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2638 moxie_trampoline_init.
2639 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2640 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2642 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2643 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2644 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2645 pa_trampoline_adjust_address): New.
2646 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2647 pa_asm_trampoline_template.
2648 (TRAMPOLINE_ALIGNMENT): New.
2649 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2650 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2651 adjust for hook parameters.
2652 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2654 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2655 (TARGET_TRAMPOLINE_INIT): New.
2656 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2657 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2659 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2661 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2662 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2663 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2664 make static; adjust parameters for the hook.
2665 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2667 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2668 s390_trampoline_template; make static.
2669 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2670 make static; adjust for target hook.
2671 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2672 * config/s390/s390-protos.h: Remove trampoline decls.
2673 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2674 (TRAMPOLINE_TEMPLATE): Remove.
2675 (TRAMPOLINE_ALIGNMENT): New.
2677 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2678 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2679 (TARGET_TRAMPOLINE_INIT): New.
2680 (score_asm_trampoline_template): New.
2681 (score_trampoline_init): Rename from score_initialize_trampoline;
2682 make static; adjust for hook parameters.
2683 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2684 score[37]_asm_trampoline_template.
2685 (INITIALIZE_TRAMPOLINE): Remove.
2686 * config/score/score3.c (score3_asm_trampoline_template): New.
2687 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2688 adjust for target hook.
2689 * config/score/score7.c (score7_asm_trampoline_template): New.
2690 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2691 adjust for target hook.
2692 * config/score/score3.h, config/score/score7.h: Update.
2694 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2695 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2696 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2697 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2698 make static; adjust for target hook parameters.
2699 (sh_trampoline_adjust_address): New.
2700 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2701 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2703 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2704 (sparc32_initialize_trampoline): Rename from
2705 sparc_initialize_trampoline; make static; replace tramp parameter
2706 with m_tramp and update memory accesses.
2707 (sparc64_initialize_trampoline): Similarly.
2708 (sparc_trampoline_init): New.
2709 * config/sparc/sparc-protos.h: Remove trampoline decls.
2710 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2711 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2713 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2714 (array_to_constant): Make ARR parameter const.
2715 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2716 make static; update for hook parameters.
2717 * config/spu/spu-protos.h: Update decls.
2718 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2720 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2721 from xstormy16_initialize_trampoline; make static; update for
2723 (TARGET_TRAMPOLINE_INIT): New.
2724 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2726 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2727 (TARGET_TRAMPOLINE_INIT): New.
2728 (v850_can_eliminate): Make static.
2729 (v850_asm_trampoline_template, v850_trampoline_init): New.
2730 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2731 v850_asm_trampoline_template.
2732 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2733 and adjust for target hook parameters.
2735 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2736 (TARGET_TRAMPOLINE_INIT): New.
2737 (vax_asm_trampoline_template, vax_trampoline_init): New.
2738 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2739 vax_asm_trampoline_template.
2740 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2742 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2743 (TARGET_TRAMPOLINE_INIT): New.
2744 (xtensa_asm_trampoline_template): Rename from
2745 xtensa_trampoline_template; make static.
2746 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2747 make static; update for hook parameters.
2748 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2749 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2750 (INITIALIZE_TRAMPOLINE): Remove.
2752 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2753 error for nested functions with regparm=3.
2754 (ix86_compute_frame_layout): Adjust frame pointer offset for
2755 ix86_static_chain_on_stack.
2756 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2757 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2758 don't reset to UNITS_PER_WORD.
2759 (ix86_emit_leave): Adjust ix86_cfa_state.
2760 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2761 (ix86_static_chain): New.
2762 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2763 make static; update for target hook parameters; use ix86_static_chain.
2764 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2765 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2766 (INITIALIZE_TRAMPOLINE): Remove.
2767 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2768 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2769 to the end. Add static_chain_on_stack.
2770 (ix86_static_chain_on_stack): New.
2772 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2773 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2774 (m68k_trampoline_init): New.
2775 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2776 m68k_trampoline_init and adjust for hook parameters.
2777 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2778 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2780 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2782 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2783 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2785 * reload1.c (reload): Call wrap_constant when substituting
2786 reg for equiv inside of DEBUG_INSNs.
2789 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2790 add_call_src_coords_attributes, add_high_low_attributes,
2791 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2792 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2793 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2794 when -gdwarf-2 -gstrict-dwarf.
2795 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2796 -gdwarf-[23] -gstrict-dwarf.
2797 (address_of_int_loc_descriptor, loc_descriptor,
2798 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2799 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2800 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2802 2009-09-22 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/41428
2805 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2806 (ccp_finalize): Pass it to substitute_and_fold.
2808 2009-09-22 Richard Guenther <rguenther@suse.de>
2810 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2811 (substitute_and_fold): Adjust prototype.
2812 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2813 (simplify_stmt_using_ranges): Likewise.
2814 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2815 (vrp_fold_stmt): New function.
2816 (vrp_finalize): Pass it to substitute_and_fold.
2817 * tree-flow.h (vrp_evaluate_conditional): Remove.
2818 (simplify_stmt_using_ranges): Likewise.
2819 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2820 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2821 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2823 (fold_predicate_in): Move to tree-vrp.c.
2824 (substitute_and_fold): Use the callback instead of calling into
2825 tree-vrp.c functions directly.
2827 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2829 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2830 comparison warning on rs6000.
2833 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2834 GIMPLE_EH_MUST_NOT_THROW cleanup.
2835 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2837 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2840 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2841 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2842 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2843 libSystem which is derived from the gcc 4.2.1 unwinder.
2845 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2848 * varasm.c (default_encode_section_info): Copy TLS model into
2849 sym_ref flags regardless of backend support for TLS, for all
2850 model types except TLS_MODEL_EMULATED.
2852 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2855 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2856 we can handle it correctly.
2858 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2860 * doc/install.texi (os2): Remove section.
2862 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2864 * doc/standards.texi (Objective-C): Adjust two URLs.
2866 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2868 * tree-tailcall.c (process_assignment): Don't check if a
2869 multiplication or an addition are already present.
2870 (find_tail_calls): Combine multiple additions and multiplications.
2871 (adjust_accumulator_values): Emit accumulators.
2873 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2875 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2876 xmm register restore.
2878 2009-09-21 Jan Hubicka <jh@suse.cz>
2880 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2881 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2884 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2886 * stor-layout.c (layout_type): Remove obsolete code.
2888 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2891 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2893 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2896 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2897 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2898 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2899 * fold-const.c (const_binop): Likewise.
2900 * real.h (do_mpc_arg2): Update prototype.
2902 2009-09-20 Jan Hubicka <jh@suse.cz>
2904 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2905 (add_location_or_const_value_attribute): Rewrite using
2907 (tree_add_const_value_attribute): Return true if successful.
2908 (tree_add_const_value_attribute_for_decl): Likewise.
2910 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2911 (loc_descriptor): ... here;
2912 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2913 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2914 pool items that was not marked for output.
2915 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2916 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2917 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2918 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2919 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2920 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2921 DW_OP_stack_value to get address of items that are not available
2923 (dw_loc_list): Handle single element lists correctly.
2925 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2926 Pascal Obry <obry@adacore.com>
2928 * unwind-dw2-fde.c (classify_object_over_fdes):
2929 Cast the constant 1 to _Unwind_Ptr.
2930 (add_fdes): Likewise.
2931 (linear_search_fdes): Likewise.
2933 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2935 * stor-layout.c (set_sizetype): Avoid useless type copy.
2937 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2939 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2941 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2942 * configure, config.in: Regenerate.
2943 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2945 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2946 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2947 for global data if the output could be used in a shared library.
2948 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2949 to 0 if TARGET_WRITABLE_EH_FRAME.
2951 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2953 PR rtl-optimization/39886
2954 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2955 just when insn is equal to BB_END (bb).
2957 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2959 * config/mips/mips.opt (mrelax-pic-calls): New option.
2960 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2962 (mips_unspec_call): Change "unspec_call" expander into this.
2963 (mips_strip_unspec_call): New function.
2964 (mips_got_load): Call mips_unspec_call instead of
2965 gen_unspec_call<mode>.
2966 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2968 (mips_cfg_in_reorg): New function.
2969 (mips16_lay_out_constants): Use it to decide whether to call
2970 CFG-aware insn splitting.
2971 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2972 mips_reorg. Move DF set-up code from here ...
2973 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2975 (mips_reorg): Call mips_df_reorg instead of
2976 r10k_insert_cache_barriers. Move CFG set-up code here from
2977 r10k_insert_cache_barriers.
2978 (mips_call_expr_from_insn): New function.
2979 (mips_pic_call_symbol_from_set): Likewise.
2980 (mips_find_pic_call_symbol): Likewise.
2981 (mips_annotate_pic_call_expr): Likewise.
2982 (mips_get_pic_call_symbol): Likewise.
2983 (mips_annotate_pic_calls): Likewise.
2984 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2986 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2987 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2988 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2990 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2991 (unspec_call<mode>): Remove it.
2992 (sibcall_internal, sibcall_value_internal,
2993 sibcall_value_multiple_internal, call_internal, call_split,
2994 call_value_internal, call_value_split,
2995 call_value_multiple_internal, call_value_multiple_split): Pass
2996 SIZE_OPNO to MIPS_CALL.
2997 (call_internal_direct, call_direct_split,
2998 call_value_internal_direct, call_value_direct_split): Pass -1 as
2999 SIZE_OPNO to MIPS_CALL.
3000 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3001 * configure: Regenerate.
3002 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3003 and -mno-relax-pic-calls.
3004 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3006 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3009 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3010 in the directory this rule is called from, rather than the
3011 toplevel 'gcc' directory, to fix in-tree build.
3013 2009-09-19 Chris Demetriou <cgd@google.com>
3015 PR preprocessor/28435:
3016 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3017 to cpplib that the preprocessor output is needed.
3019 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3021 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3022 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3023 *return_and_restore_fpregs_<mode>,
3024 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3027 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3028 instead of assuming it has always a REG inside of it.
3030 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3032 * config/freebsd.h: Update comment on types.
3033 (WINT_TYPE): Define.
3035 2009-09-18 Jason Merrill <jason@redhat.com>
3037 * c.opt: Add -fno-deduce-init-list.
3039 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3041 * value-prof.c (interesting_stringop_to_profile_p): Added output
3042 argument to indicate which parameter is the size parameter.
3043 * value-prof.c (gimple_stringop_fixed_value): Use
3044 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3045 * value-prof.c (gimple_stringops_transform): Update call sites to
3046 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3048 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3051 From David Binderman <dcb314@hotmail.com>:
3052 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3053 local variable f. Remove stale comments.
3054 (ix86_compute_frame_layout): Remove useless local variable total_size.
3055 Remove #if 0'd code.
3056 (legitimate_address_p): Remove useless local variables
3057 reason_rtx and reason.
3058 (ix86_split_copysign_const): Remove useless local variable op1.
3059 (scale_counter): Remove useless local variable piece_size_mask.
3061 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3063 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3066 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3069 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3071 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3073 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3076 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3078 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3079 DW_OP_implicit_value even without dwarf_version 4.
3081 2009-09-17 Jan Hubicka <jh@suse.cz>
3083 * dwarf2out.c: Include tree-pass.h and gimple.h.
3084 (loc_list_plus_const): New function.
3085 (loc_descriptor_from_tree_1): Rename to ...
3086 (loc_descriptor_from_tree): ... remove original.
3087 (loc_list_from_tree): New function.
3088 (add_AT_location_description): Accept location list.
3089 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3090 (concatn_mem_loc_descriptor): Remove.
3091 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3093 (secname_for_decl): Move up.
3094 (hidden_reference_p): New function; break out from ...
3095 (loc_by_refernece): ... here; move up.
3096 (dw_loc_list): New function.
3097 (single_element_loc_list): New function.
3098 (single_element_loc_list_p): New function.
3099 (add_loc_descr_to_each): New function.
3100 (add_loc_list): New function.
3101 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3102 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3103 add diagnostics why expansion failed.
3104 (add_location_or_const_value_attribute): Support location lists.
3105 (add_bound_info): Likewise.
3106 (descr_info_loc): Update call of loc_descriptor_from_tree.
3107 (gen_variable_die): Work on location lists.
3108 * final.c (pass_final): Add dump file.
3109 * Makefile.in (dwarf2out.o): Add new dependencies.
3111 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3114 * real.c decimal_from_integer, decimal_integer_string): New.
3115 (real_from_integer): Use them as special case for decimal float.
3116 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3117 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3118 Do not append zero after the decimal point in string to convert.
3120 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3122 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3123 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3125 2009-09-17 Martin Jambor <mjambor@suse.cz>
3127 * common.opt (fipa-sra): New switch.
3128 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3129 * timevar.def (TV_IPA_SRA): New timevar.
3130 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3131 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3132 * tree-sra.c: Include cgraph.c.
3133 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3134 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3135 and grp_not_necessarilly_dereferenced.
3136 (func_param_count): New variable.
3137 (encountered_apply_args): New variable.
3138 (bb_dereferences): New variable.
3139 (final_bbs): New variable.
3140 (no_accesses_representant): New variable.
3141 (no_accesses_p): New function.
3142 (dump_access): Dump the new fields.
3143 (sra_initialize): Set encountered_apply_args to false.
3144 (get_ssa_base_param): New function.
3145 (mark_parm_dereference): New function.
3146 (create_access): Caring for INIDRECT_REFs and different handling of
3147 varialble length accesses in early IPA SRA. Store the stmt - a new
3148 parameter - to the new access.
3149 (build_access_from_expr_1): New parameter stmt, passed to
3150 create_access. Handle INDIRECT_REFs.
3151 (build_access_from_expr): Pass the current statement to
3152 build_access_from_expr_1.
3153 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3155 (build_accesses_from_assign): Pass the current statement to
3156 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3157 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3158 final_bbs when necessary. Check for calls to __builtin_apply_args.
3159 Fixup EH info if anythng was changed.
3160 (is_unused_scalar_param): New function.
3161 (ptr_parm_has_direct_uses): New function.
3162 (find_param_candidates): New function.
3163 (mark_maybe_modified): New function.
3164 (analyze_modified_params): New function.
3165 (propagate_dereference_distances): New function.
3166 (dump_dereferences_table): New function.
3167 (analyze_caller_dereference_legality): New function.
3168 (unmodified_by_ref_scalar_representative): New function.
3169 (splice_param_accesses): New function.
3170 (decide_one_param_reduction): New function.
3171 (enum ipa_splicing_result): New type.
3172 (splice_all_param_accesses): New function.
3173 (get_param_index): New function.
3174 (turn_representatives_into_adjustments): New function.
3175 (analyze_all_param_acesses): New function.
3176 (get_replaced_param_substitute): New function.
3177 (get_adjustment_for_base): New function.
3178 (replace_removed_params_ssa_names): New function.
3179 (sra_ipa_reset_debug_stmts): New function.
3180 (sra_ipa_modify_expr): New function.
3181 (sra_ipa_modify_assign): New function.
3182 (convert_callers): New function.
3183 (modify_function): New function.
3184 (ipa_sra_preliminary_function_checks): New function.
3185 (ipa_early_sra): New function.
3186 (ipa_early_sra_gate): New function.
3187 (pass_early_ipa_sra): New variable.
3188 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3190 2009-09-17 Michael Matz <matz@suse.de>
3193 * tree.c (build_type_attribute_qual_variant): Export.
3194 * tree.h (build_type_attribute_qual_variant): Declare.
3195 * tree-inline.c (remap_type_1): Use it to build variants with
3196 the original qualifiers and attributes.
3198 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3200 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3201 without a fallthrough edge.
3203 2009-09-16 DJ Delorie <dj@redhat.com>
3205 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3206 chip and ignore the "fast_interrupt" attribute if so.
3208 2009-09-16 Richard Henderson <rth@redhat.com>
3211 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3214 2009-09-16 Richard Henderson <rth@redhat.com>
3217 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3218 is set only if DECL_NO_STATIC_CHAIN is unset.
3219 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3220 (FOR_EACH_NEST_INFO): New.
3221 (walk_all_functions): Use it.
3222 (finalize_nesting_tree): Likewise.
3223 (unnest_nesting_tree): Likewise.
3224 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3225 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3226 (convert_gimple_call): Early out if gimple_call_chain already set.
3227 (convert_all_function_calls): Iterate until no new functions
3228 require a static chain.
3229 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3230 when building a trampoline. Use dump_function_to_file instead
3232 (lower_nested_functions): Open dump_file. Validate that decls
3233 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3234 bit reset by this pass.
3236 2009-09-16 Michael Matz <matz@suse.de>
3239 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3240 shorten decl_common_unused.
3241 (DECL_RESTRICTED_P): New accessor.
3242 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3243 to disambiguate marked decls and restrict pointers.
3245 2009-09-16 Richard Henderson <rth@redhat.com>
3248 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3250 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3252 * integrate.c (set_block_abstract_flags): Call
3253 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3255 2009-09-16 Richard Guenther <rguenther@suse.de>
3258 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3261 2009-09-16 DJ Delorie <dj@redhat.com>
3262 Kaz Kojima <kkojima@gcc.gnu.org>
3264 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3265 (sh_expand_prologue): Update calls to output_stack_adjust.
3266 (sh_expand_epilogue): Likewise.
3268 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3271 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3272 trying to limit the extent of searches in the insn stream.
3274 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3275 Jakub Jelinek <jakub@redhat.com>
3279 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3281 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3282 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3283 (rs6000_savres_strategy): Always save FP registers inline if the
3284 target doesn't support hardware double-precision. Set the above
3285 bits in return value when needed.
3286 (rs6000_savres_routine_sym): Fix computation for cache selector.
3287 Mark the generated symbol as a function. Rename exitp argument to
3288 lr. Move code for determining the name of the symbol...
3289 (rs6000_savres_routine_name): ...here. New function. Add cases for
3290 getting the names right on AIX and 64-bit Linux.
3291 (savres_routine_name): New variable.
3292 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3293 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3294 on what the target routine uses as a base register. If savep && lr
3295 describe saving of r0 into memory slot.
3296 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3297 line calls for AIX ABI.
3298 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3299 determine FP save/restore functions.
3300 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3301 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3303 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3304 Duplicate restoration of LR and execute the appropriate one
3305 depending on whether GPRs are being restored inline. Set r11 from
3306 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3307 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3308 Fix out of line calls for AIX ABI.
3309 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3311 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3313 (*restore_gpregs_spe): Likewise.
3314 (*return_and_restore_gpregs_spe): Likewise.
3315 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3316 Define to empty string unconditionally.
3317 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3318 Define to empty string unconditionally.
3319 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3322 2009-09-15 Jan Hubicka <jh@suse.cz>
3324 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3325 * params.def (inline-insns-auto): Likewise.
3327 2009-09-15 Martin Jambor <mjambor@suse.cz>
3329 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3330 individual statements only at TDF_DETAILS dump level. Format
3331 source for 80 characters per line.
3333 2009-09-15 Christian Bruel <christian.bruel@st.com>
3335 * regrename.c (do_replace): Update REG_DEAD notes.
3337 2009-09-15 Revital Eres <eres@il.ibm.com>
3339 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3340 * targhooks.c (default_builtin_support_vector_misalignment):
3341 New builtin function.
3342 * targhooks.h (default_builtin_support_vector_misalignment):
3344 * target.h (builtin_support_vector_misalignment):
3345 New field in struct gcc_target.
3346 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3347 new builtin function.
3348 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3350 * config/rs6000/rs6000.c
3351 (rs6000_builtin_support_vector_misalignment): New function.
3352 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3354 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3356 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3358 (bfin_optimize_loop): Likewise.
3359 (bfin_gen_bundles): Likewise.
3360 (workaround_speculation): Likewise.
3361 (find_load): Return NULL_RTX for debug_insn.
3363 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3365 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3368 2009-09-14 DJ Delorie <dj@redhat.com>
3370 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3371 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3374 2009-09-14 Richard Henderson <rth@redhat.com>
3375 Jakub Jelinek <jakub@redhat.com>
3377 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3378 * cfgbuild.c (make_edges): Handle asm goto.
3379 * cfglayout.c (fixup_reorder_chain): Likewise.
3380 * cfgrtl.c (patch_jump_insn): Likewise.
3381 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3382 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3383 (gimple_build_asm_vec): Add and use labels parameter.
3384 (gimple_build_asm): Remove.
3385 (walk_gimple_asm): Walk labels too.
3386 * gimple.def (GIMPLE_ASM): Update docs.
3387 * gimple.h: Update decls.
3388 (struct gimple_statement_asm): Change nc to use unsigned char;
3390 (gimple_asm_nlabels): New.
3391 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3392 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3393 into gimple_build_asm_vec.
3394 * jump.c (mark_jump_label_asm): New.
3395 (mark_jump_label): Use it.
3396 (redirect_jump_1): Handle asm goto.
3397 (invert_jump_1): Soft fail if X is null.
3398 * recog.c (extract_asm_operands): New.
3399 (asm_noperands): Use it; handle asm labels.
3400 (decode_asm_operands): Use extract_asm_operands.
3401 (asm_operand_ok): Properly handle empty string.
3402 * reg-stack.c (get_asm_operands_in_out): Rename from
3403 get_asm_operand_n_inputs; use extract_asm_operands; return both
3404 inputs and outputs by reference; update all callers.
3405 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3406 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3407 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3408 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3409 (extract_asm_operands): Declare.
3410 * stmt.c (expand_asm_operands): Add and use labels parameter.
3411 (check_unique_operand_names): Likewise.
3412 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3413 (expand_asm_stmt): Handle asm labels.
3414 * tree-cfg.c (make_gimple_asm_edges): New.
3415 (make_edges): Use it.
3416 (cleanup_dead_labels): Handle asm labels.
3417 (is_ctrl_altering_stmt): Likewise.
3418 (gimple_redirect_edge_and_branch): Likewise.
3419 * tree.def (ASM_EXPR): Add 5th operand.
3420 * tree.h (ASM_LABELS): New.
3421 (resolve_asm_operand_names): Update decl.
3423 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3424 (c_parser_asm_goto_operands): New.
3425 * c-tree.h (build_asm_expr): Update decl.
3426 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3427 * doc/extend.texi: Document asm goto.
3429 2009-09-14 Richard Henderson <rth@redhat.com>
3431 * except.h: Update declarations.
3432 (struct pointer_map_t): Forward declare.
3433 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3434 (struct eh_landing_pad_d, eh_landing_pad): New.
3435 (struct eh_catch_d, eh_catch): New.
3436 (struct eh_region_d): Remove next_region_sharing_label, aka,
3437 label, tree_label, landing_pad, post_landing_pad, resume,
3438 may_contain_throw. Rename region_number to index. Remove
3439 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3440 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3441 (VEC(eh_landing_pad,gc)): New.
3442 (struct eh_status): Remove last_region_number. Add lp_array,
3443 throw_stmt_table, ttype_data, ehspec_data.
3444 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3445 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3446 * except.c (lang_protect_cleanup_actions): Return tree.
3447 (struct ehl_map_entry): Remove.
3448 (init_eh_for_function): Push zero entries for region and lp_array.
3449 (gen_eh_region): Add to region_array immediately.
3450 (gen_eh_region_catch): Operate on eh_catch objects.
3451 (gen_eh_landing_pad): New.
3452 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3453 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3454 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3455 (get_eh_landing_pad_from_number_fn): New.
3456 (get_eh_landing_pad_from_number): New.
3457 (get_eh_region_from_lp_number_fn): New.
3458 (get_eh_region_from_lp_number): New.
3459 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3460 (get_exception_pointer, get_exception_filter): Remove.
3461 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3462 (current_function_has_exception_handlers): Simplify.
3463 (bring_to_root, eh_region_replaceable_by_p): Remove.
3464 (replace_region, hash_type_list, hash_eh_region): Remove.
3465 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3466 (label_to_region_map, num_eh_regions): Remove.
3467 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3468 (find_exception_handler_labels): Remove.
3469 (duplicate_eh_regions_0, find_prev_try): Remove.
3470 (struct duplicate_eh_regions_data): New.
3471 (duplicate_eh_regions_1): Rewrite.
3472 (duplicate_eh_regions): Return a pointer map instead of an
3474 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3475 (redirect_eh_edge_to_label): Remove.
3476 (eh_region_outermost): Rewrite using eh_region pointers
3477 instead of integers.
3478 (add_ttypes_entry): Update for ttype_data move to eh_status.
3479 (add_ehspec_entry): Rewrite with VEC instead of varray.
3480 (assign_filter_values): Likewise. Export.
3481 (build_post_landing_pads, connect_post_landing_pads): Remove.
3482 (dw2_build_landing_pads): Rewrite to use lp_array.
3483 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3484 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3485 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3486 (sjlj_mark_call_sites): Update for landing pad numbers.
3487 (finish_eh_generation): Rewrite.
3488 (gate_handle_eh): Do nothing for no eh tree.
3489 (pass_rtl_eh): Move up near finish_eh_generation.
3490 (remove_eh_landing_pad): New.
3491 (remove_eh_handler): Export.
3492 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3493 (for_each_eh_label): Rewrite to use lp_array.
3494 (make_reg_eh_region_note): New.
3495 (make_reg_eh_region_note_nothrow_nononlocal): New.
3496 (insn_could_throw_p): New.
3497 (copy_reg_eh_region_note_forward): New.
3498 (copy_reg_eh_region_note_backward): New.
3499 (check_handled, add_reachable_handler): Remove.
3500 (reachable_next_level, foreach_reachable_handler): Remove.
3501 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3502 (get_eh_region_and_lp_from_rtx): New.
3503 (get_eh_region_from_rtx): New.
3504 (can_throw_internal_1, can_throw_external_1): Remove.
3505 (can_throw_internal): Use get_eh_region_from_rtx.
3506 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3507 (insn_nothrow_p, can_nonlocal_goto): New.
3508 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3509 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3510 (add_action_record): Use VEC not varray.
3511 (collect_one_action_chain): Update for eh_region changes.
3512 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3513 Use get_eh_region_and_lp_from_rtx.
3514 (gate_convert_to_eh_region_ranges): New.
3515 (pass_convert_to_eh_region_ranges): Use it.
3516 (push_uleb128, push_sleb128): Use VEC not varray.
3517 (output_one_function_exception_table): Likewise.
3518 (dump_eh_tree): Update for eh_region changes.
3519 (verify_eh_tree): Likewise.
3520 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3521 * tree-eh.c: Include target.h.
3522 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3523 Don't disallow GIMPLE_RESX; adjust argument check.
3524 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3525 (record_stmt_eh_region): Update for landing pad numbers;
3526 generate a landing pad if necessary.
3527 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3528 (remove_stmt_from_eh_lp_fn): Similarly.
3529 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3530 Update for lp numbers; don't special case missing throw_stmt_table.
3531 (lookup_expr_eh_lp): Similarly.
3532 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3533 (eh_seq, eh_region_may_contain_throw): New.
3534 (struct leh_state): Add ehp_region.
3535 (struct leh_tf_state): Remove eh_label.
3536 (emit_post_landing_pad): New.
3537 (emit_resx, emit_eh_dispatch): New.
3538 (note_eh_region_may_contain_throw): New.
3539 (frob_into_branch_around): Take eh_region not eh label;
3540 emit eh code into eh_seq.
3541 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3542 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3543 lower_eh_must_not_throw. Emit code to eh_seq.
3544 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3545 (lower_try_finally_onedest): Likewise.
3546 (lower_try_finally_copy): Likewise.
3547 (lower_try_finally_switch): Likewise.
3548 (lower_try_finally): Initialize ehp_region.
3549 (lower_catch): Update for eh_catch objects.
3550 (lower_eh_filter): Don't handle must_not_throw.
3551 (lower_eh_must_not_throw): New.
3552 (lower_cleanup): Don't set eh_label.
3553 (lower_eh_constructs_2): Resolve eh builtins.
3554 Handle GIMPLE_EH_MUST_NOT_THROW.
3555 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3556 Add eh_seq to the end of the function body.
3557 (make_eh_dispatch_edges): New.
3558 (make_eh_edge): Remove.
3559 (make_eh_edges): Simplify for landing pads.
3560 (redirect_eh_edge_1): New.
3561 (redirect_eh_edge): Use it.
3562 (redirect_eh_dispatch_edge): New.
3563 (stmt_could_throw_p): Use a switch. Allow RESX.
3564 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3565 (stmt_can_throw_internal): Likewise.
3566 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3567 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3568 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3569 (gate_refactor_eh): New.
3570 (pass_refactor_eh): Use it.
3571 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3572 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3573 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3574 (remove_unreachable_handlers): Rename from
3575 tree_remove_unreachable_handlers; rewrite for landing pads;
3576 call remove_eh_handler directly.
3577 (remove_unreachable_handlers_no_lp): New.
3578 (unsplit_eh, unsplit_all_eh): New.
3579 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3580 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3581 (cleanup_empty_eh_unsplit): New.
3582 (cleanup_empty_eh): Rewrite.
3583 (cleanup_all_empty_eh): New.
3584 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3585 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3586 (gate_cleanup_eh): New.
3587 (pass_cleanup_eh): Use it.
3588 (verify_eh_edges): Move later in file. Expect one EH edge.
3589 (verify_eh_dispatch_edge): New.
3591 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3592 (gtype-desc.o): Add TARGET_H.
3593 (tree.o): Use EXCEPT_H, not except.h.
3594 (cfgbuild.o): Add EXPR_H.
3595 (GTFILES): Add vecprim.h.
3596 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3597 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3598 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3599 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3600 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3601 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3602 calls to can_throw_internal.
3603 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3604 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3605 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3606 (expand_gimple_stmt): Use make_reg_eh_region_note.
3607 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3608 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3609 or find_exception_handler_labels.
3610 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3611 there is exacly one EH edge. Use can_nonlocal_goto and
3613 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3614 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3615 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3616 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3617 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3618 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3619 * dse.c (scan_insn): Use insn_could_throw_p.
3620 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3621 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3622 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3623 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3624 EXC_PTR_EXPR or FILTER_EXPR.
3625 (tree_expr_nonzero_warnv_p): Likewise.
3626 * function.h: Include vecprim.h, not varray.h
3627 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3628 move ttype_data and ehspec_data members to struct eh_status; change
3629 action_record_data member to a VEC.
3630 * gcse.c (hash_scan_set): Use can_throw_internal.
3631 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3632 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3633 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3634 (block_may_fallthru): Don't handle RESX_EXPR.
3635 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3636 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3637 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3638 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3639 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3640 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3641 (gimple_size): Likewise.
3642 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3643 (gimple_build_resx): Use gimple_build_with_ops.
3644 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3645 (is_gimple_val): Likewise.
3646 (is_gimple_stmt): Remove RESX_EXPR.
3647 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3648 (GIMPLE_RESX): Reorder with other EH constructs.
3649 * gimple.h (struct gimple_statement_eh_mnt): New.
3650 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3651 (gimple_eh_filter_must_not_throw): Remove.
3652 (gimple_eh_filter_set_must_not_throw): Remove.
3653 (gimple_eh_must_not_throw_fndecl): New.
3654 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3655 (is_gimple_resx): New.
3656 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3657 Don't copy EH_FILTER_MUST_NOT_THROW.
3658 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3659 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3660 handle must_not_throw_labels specially.
3661 * ipa-pure-const.c (check_call): Update debug statement for LP.
3662 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3663 * ipa-utils.c (get_base_var): Likewise.
3664 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3665 * lower-subreg.c (move_eh_region_note): Remove.
3666 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3667 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3668 (create_task_copyfn): Likewise.
3669 (maybe_catch_exception): Use gimple_build_eh_filter.
3670 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3671 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3672 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3673 and pass_lower_resx.
3674 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3675 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3676 can_throw_internal, can_nonlocal_goto.
3677 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3678 copy_reg_eh_region_note_forward.
3679 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3680 (emit_output_reload_insns): Likewise.
3681 (copy_eh_notes): Remove.
3682 * rtl.def (RESX): Remove.
3683 * rtl.h: Update declarations.
3684 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3685 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3686 (update_eh_label): Remove.
3687 (cleanup_dead_labels_eh): New.
3688 (cleanup_deal_labels): Use it instead of update_eh_label.
3689 (gimple_merge_blocks): Update landing pad data structure when
3690 removing a landing pad label.
3691 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3692 test; handle GIMPLE_EH_MUST_NOT_THROW.
3693 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3694 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3695 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3696 (verify_stmt): Likewise. Verify landing pads.
3697 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3698 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3699 (struct move_stmt_d): Add eh_map.
3700 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3701 (move_stmt_r): Remap eh region numbers in builtin calls,
3702 resx and eh_dispatch.
3703 (move_block_to_fn): Remove eh_offset parameter. Use
3704 maybe_duplicate_eh_stmt_fn.
3705 (find_outermost_region_in_block): Operate on eh_region pointers
3706 instead of region numbers.
3707 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3708 duplicate_eh_regions.
3709 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3710 test earlier. Disallow EH landing pads.
3711 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3712 * tree-flow.h: Update declarations.
3713 (struct tree_ann_common_d): Replace rn with lp_nr.
3714 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3715 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3716 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3717 resx and eh_dispatch.
3718 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3719 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3720 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3721 from duplicate_eh_regions.
3722 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3723 update RESX; handle EH_DISPATCH.
3724 (expand_call_inline): Set eh_lp_nr, not eh_region.
3725 (maybe_inline_call_in_expr): Likewise.
3726 * tree-inline.h (struct copy_body_data): Replace eh_region with
3727 eh_lp_nr, eh_region_offset with eh_map.
3728 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3729 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3730 * tree-pretty-print.c (dump_generic_node): Don't handle
3731 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3732 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3733 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3734 EXC_PTR_EXPR, FILTER_EXPR.
3735 * tree-ssa-operands.c (get_expr_operands): Likewise.
3736 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3737 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3738 (ao_ref_init_from_vn_reference): Likewise.
3739 * tree-ssa-sink.c (statement_sink_location): Likewise.
3740 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3741 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3742 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3743 EXC_PTR_EXPR, FILTER_EXPR.
3744 (is_exception_related): Remove.
3745 (compute_avail): Don't call it.
3746 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3747 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3748 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3749 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3751 (build_resx): Remove.
3752 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3753 * tree.h: Update declarations.
3754 (EH_FILTER_MUST_NOT_THROW): Remove.
3755 (struct tree_label_decl): Add eh_landing_pad_nr.
3756 (EH_LANDING_PAD_NR): New.
3757 * value-prof.c (gimple_ic): Tidy variable names. Update for
3758 landing pad numbers.
3759 (gimple_stringop_fixed_value): Tidy variable names. Assert
3760 that neither call stmt can throw.
3761 * vecprim.h (uchar): New.
3762 (VEC(uchar,heap), VEC(uchar,gc)): New.
3764 * c-common.c (c_define_builtins): Update call to
3765 build_common_builtin_nodes.
3766 * c-parser.c (c_parse_file): Don't call
3767 default_init_unwind_resume_libfunc.
3769 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3771 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3772 (mips_cprestore_address_p): Likewise.
3773 (mips_save_gp_to_cprestore_slot): Likewise.
3774 (mips_restore_gp): Rename to...
3775 (mips_restore_gp_from_cprestore_slot): ...this.
3776 (mips_must_initialize_gp_p): Declare.
3777 (mips_emit_save_slot_move): Likewise.
3778 (mips_output_load_label): Return nothing.
3779 (mips_eh_uses): Declare.
3780 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3781 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3782 (TARGET_ABSOLUTE_JUMPS): Likewise.
3783 (EH_USES): Likewise.
3784 (FIRST_PSEUDO_REGISTER): Update comment.
3785 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3786 (MIPS_CALL): ...here.
3787 (REGISTER_NAMES): Add $cprestore.
3788 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3789 Add load_label_length, has_inflexible_gp_insn_p,
3790 has_flexible_gp_insn_p, must_initialize_gp_p and
3791 must_restore_gp_when_clobbered_p.
3792 (mips_expand_call): Don't generate split instructions here.
3793 (mips_split_call): Update the call to mips_restore_gp after
3794 the above name change.
3795 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3796 (mips_find_gp_ref): New function.
3797 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3798 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3799 (mips_insn_has_flexible_gp_ref_p): Likewise.
3800 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3801 (mips_function_has_gp_insn): Delete.
3802 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3803 Use the new functions above. Only return INVALID_REGNUM
3804 for TARGET_ABSOLUTE_JUMPS.
3805 (mips_must_initialize_gp_p): New function.
3806 (mips_get_cprestore_base_and_offset): New function, extracted from...
3807 (mips_cprestore_slot): ...here. Take a bool parameter.
3808 (mips_cfun_has_cprestore_slot_p): New function.
3809 (mips_cprestore_address_p): Likewise.
3810 (mips_save_gp_to_cprestore_slot): Likewise.
3811 (mips_restore_gp): Rename to...
3812 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3813 epilogue_completed. Update the call to mips_cprestore_slot.
3814 Test cfun->machine->must_restore_gp_when_clobbered_p.
3815 (mips_direct_save_slot_move_p): New function.
3816 (mips_emit_save_slot_move): Likewise.
3817 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3818 of cfun->machine->global_pointer.
3819 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3820 (mips_save_reg): Use mips_emit_save_slot_move.
3821 (mips_expand_prologue): Set must_initialize_gp_p.
3822 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3823 for all cprestore saves. Emit a use_cprestore instruction after
3824 setting up the cprestore slot.
3825 (mips_restore_reg): Use mips_emit_save_slot_move.
3826 (mips_process_load_label): New function.
3827 (mips_load_label_length): Likewise.
3828 (mips_output_load_label): Don't return asm: output it here instead.
3829 Use mips_process_load_label.
3830 (mips_adjust_insn_length): Adjust the length of branch instructions
3831 that have length MAX_PIC_BRANCH_LENGTH.
3832 (mips_output_conditional_branch): Update the call to
3833 mips_output_load_label. Assume the branch target is OPERANDS[0]
3834 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3835 (mips_output_order_conditional_branch): Swap the meaning of
3836 OPERANDS[0] and OPERANDS[1].
3837 (mips_variable_issue): Don't count ghost instructions.
3838 (mips_expand_ghost_gp_insns): New function.
3839 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3840 (mips_output_mi_thunk): Set must_initialize_gp_p.
3841 (mips_eh_uses): New function.
3842 * config/mips/predicates.md (cprestore_save_slot_operand)
3843 (cprestore_load_slot_operand): New predicates.
3844 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3845 (UNSPEC_MOVE_GP): Likewise.
3846 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3847 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3848 (CPRESTORE_SLOT_REGNUM): New register.
3849 (MAX_PIC_BRANCH_LENGTH): New constant.
3850 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3851 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3852 branches. Fix commentary.
3853 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3854 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3855 Change type to "ghost".
3856 (loadgp_absolute_<mode>): Likewise.
3857 (loadgp_rtp_<mode>): Likewise.
3858 (copygp_mips16): Likewise.
3859 (loadgp_blockage): Remove redundant mode attribute.
3860 (potential_cprestore): New instruction.
3861 (cprestore): Turn into an unspec set.
3862 (use_cprestore): New instruction.
3863 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3864 (*branch_fp_inverted): Likewise.
3865 (*branch_order<mode>): Likewise.
3866 (*branch_order<mode>_inverted): Likewise.
3867 (*branch_equality<mode>): Likewise.
3868 (*branch_equality<mode>_inverted): Likewise.
3869 (*branch_bit<bbv><mode>): Likewise.
3870 (*branch_bit<bbv><mode>_inverted): Likewise.
3871 (*branch_equality<mode>_mips16): Remove redundant mode.
3872 (jump): Turn into a define_expand.
3873 (*jump_absolute): New instruction.
3874 (*jump_pic): Likewise.
3875 (*jump_mips16): Rename previously-unnamed pattern. Remove
3876 redundant mode attribute.
3877 (restore_gp): Split on epilogue_completed rather than
3878 reload_completed. Change type to "ghost".
3879 (move_gp<mode>): New instruction.
3880 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3881 Remove redundant mode attribute.
3882 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3883 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3884 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3886 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3889 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3890 are returned in the same register (vs34 or v2) that Altivec vector
3891 types are returned in.
3892 (rs6000_libcall_value): Ditto.
3895 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3896 instead of explicit addsi3/adddi3 calls.
3897 (rs6000_split_multireg_move): Ditto.
3898 (rs6000_emit_allocate_stack): Ditto.
3899 (rs6000_emit_prologue): Ditto.
3900 (rs6000_output_mi_thunk): Ditto.
3902 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3903 size is 64 bits if we can use 64-bit registers.
3905 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3907 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3910 From Jie Zhang <jie.zhang@analog.com>:
3911 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3912 save FP and RETS with saveall attribute.
3913 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3914 with saveall attribute.
3916 * config/bfin/bfin.c (bfin_expand_builtin,
3917 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3920 From Jie Zhang <jie.zhang@analog.com>:
3921 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3922 before use in two places.
3923 * config/bfin/bfin.md (AREG): Define mode iterator.
3924 (reload_in, reload_out): Use mode iterator AREG.
3926 2009-09-14 Richard Guenther <rguenther@suse.de>
3929 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3930 EH personality path.
3932 2009-09-13 Richard Guenther <rguenther@suse.de>
3933 Rafael Avila de Espindola <espindola@google.com>
3935 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3936 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3937 (LANG_HOOKS_INITIALIZER): Adjust.
3938 (lhd_pass_through_t): Declare.
3939 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3941 * langhooks.c (lhd_pass_through_t): New function.
3942 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3943 dwarf2out_begin_prologue): Use personality from current_function_decl.
3944 * expr.h (get_personality_function): Declare.
3945 * expr.c (get_personality_function): New function.
3946 (build_personality_function): Likewise.
3947 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3948 (eh_personality_libfunc): Remove.
3949 * optabs.c (build_libfunc_function): New function split out from ...
3950 (init_one_libfunc): ... here.
3951 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3952 (tree_function_decl): Add personality.
3953 (lhd_gcc_personality): Declare.
3954 (build_personality_function): Likewise.
3955 * tree.c (gcc_eh_personality_decl): New.
3956 (lhd_gcc_personality): New function.
3957 * except.h (lang_eh_runtime_type): Remove.
3958 (enum eh_personality_kind): New.
3959 (build_personality_function): Declare.
3960 (function_needs_eh_personality): Declare.
3961 * except.c (lang_eh_runtime_type): Remove.
3962 (function_needs_eh_personality): New function.
3963 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3964 (sjlj_emit_function_enter, output_function_exception_table):
3965 Use personality from current_function_decl.
3966 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3967 * tree-inline.c (tree_can_inline_p): Do not inline across different
3969 (expand_call_inline): Likewise. Adjust the callers EH personality.
3970 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3971 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3972 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3973 (c-parser.o): Likewise
3974 * c-tree.h (c_eh_initialized_p): Remove.
3975 (c_maybe_initialize_eh): Likewise.
3976 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3977 (finish_decl): Don't call c_maybe_initialize_eh.
3978 (c_eh_initialized_p): Remove.
3979 (c_maybe_initialize_eh): Likewise.
3980 * c-parser.c (c_parser_omp_construct): Likewise.
3981 (c_parse_file): Initialize exception handling.
3983 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3985 * config.gcc (tm_file): Remove i386/biarch32.h
3986 for i?86-w64-mingw* case.
3987 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3989 * config.host: Set for x64 mingw the option
3990 use_long_long_for_widest_fast_int to yes.
3992 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3994 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3995 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3996 (dbxout_begin_function): Likewise.
3997 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3998 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3999 set on the function.
4000 (final_end_function): Likewise.
4001 (final_scan_insn): Likewise.
4002 (rest_of_handle_final): Likewise.
4003 * varasm.c (assemble_start_function): Likewise.
4004 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4006 2009-09-12 Jason Merrill <jason@redhat.com>
4008 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4009 * opts.c (common_handle_option): constify.
4011 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4013 * doc/install.texi (avr): Remove obsolete reference site.
4015 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4017 * doc/install.texi (Binaries): Adjust AIX link.
4019 2009-09-12 Akim Demaille <demaille@gostai.com>
4021 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4022 Use an imperative sentence.
4024 2009-09-11 Richard Henderson <rth@redhat.com>
4026 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4027 structure-name and has-tree-operands arguments; update all entries.
4028 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4030 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4031 (gsstruct_code_size): New.
4032 (gss_for_code_): New.
4033 (gss_for_code): Remove.
4034 (gimple_size): Rewrite using gsstruct_code_size.
4035 (gimple_statement_structure): Move to gimple.h.
4036 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4037 (gss_for_code, gimple_statement_structure): New.
4038 (gimple_ops): Use new arrays; tidy.
4040 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4042 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4043 operand to be a PLUS expression.
4044 * config/pa/pa.c (pa_secondary_reload): Likewise.
4046 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4048 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4050 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4053 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4055 From Jie Zhang <jie.zhang@analog.com>:
4056 * doc/extend.texi (node Function Attributes): Document l2
4058 (node Blackfin Variable Attributes): Document l2 variable attributes.
4060 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4062 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4063 to match the system compiler's configuration at inflection point.
4064 Add comment to remark a remaining difference with system compiler.
4066 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4067 * configure: Regenerate.
4069 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4071 From Jie Zhang <jie.zhang@analog.com>:
4072 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4073 (bfin_handle_l2_attribute): New.
4074 (bfin_attribute_table): Add l2 attribute.
4076 2009-09-11 Michael Matz <matz@suse.de>
4079 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4080 on the local_decls list.
4082 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4086 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4088 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4089 for VALUEs, to implement the documented interface.
4090 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4091 Adjust for VALUEs and anything else, to implement the
4092 documented interface.
4094 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4096 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4097 with actual SPE/paired vector modes before using 64-bit alignment.
4098 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4100 2009-09-10 DJ Delorie <dj@redhat.com>
4102 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4105 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4106 * config/mep/mep.c (mep_legitimate_constant_p): New.
4107 * config/mep/mep-protos.h: Prototype it.
4109 2009-09-10 Richard Henderson <rth@redhat.com>
4111 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4113 2009-09-10 Jason Merrill <jason@redhat.com>
4115 * tree.c (chain_index): New fn.
4116 * tree.h: Declare it.
4118 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4120 * config/sol2-c.c (cmn_err_length_specs): Initialize
4121 scalar_identity_flag.
4123 2009-09-10 Richard Henderson <rth@redhat.com>
4125 * tree.h (struct tree_decl_common): Move align member earlier;
4126 move label_decl_uid member ...
4127 (struct tree_label_decl): ... here.
4128 (LABEL_DECL_UID): Update to match.
4130 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4133 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4134 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4136 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4137 dest_prev if the edge is complex.
4139 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4141 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4142 loop latch tests earlier.
4144 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4145 before GIMPLE_RETURN, not after its predecessor; insert
4148 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4149 gimple_seq_empty_p to test for no PHI nodes.
4150 * tree-cfg.c (split_critical_edges): Likewise.
4152 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4154 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4156 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4157 introduced by the VTA branch merge.
4159 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4161 * ira-conflicts.c: Use fputs or putc instead of fprintf
4165 * tree-switch-conversion.c: Ditto.
4167 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4169 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4170 introduced by the VTA branch merge.
4172 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4175 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4177 PR rtl-optimization/39779
4178 * expr.c (convert_modes): Return when mode == oldmode after
4179 CONST_INTs are processed.
4181 2009-09-10 Nick Clifton <nickc@redhat.com>
4183 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4184 attribute and referring decl when creating renamed symbol.
4186 2009-09-10 Richard Guenther <rguenther@suse.de>
4189 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4191 (cgraph_finalize_compilation_unit): Compute reachability
4192 before emitting thunks. Properly process aliases before
4193 possibly removing unreachable nodes.
4195 2009-09-10 Richard Guenther <rguenther@suse.de>
4198 * tree.c (struct free_lang_data_d): Add worklist member.
4199 (find_decls_types_r): Push onto the worklist instead of recursing.
4200 Handle TREE_BINFOs properly.
4201 (find_decls_types): New function wrapped around find_decls_types_r
4202 to process the worklist.
4203 (find_decls_types_in_eh_region): Use it.
4204 (find_decls_types_in_node): Likewise.
4205 (find_decls_types_in_var): Likewise.
4206 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4207 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4208 (AGGREGATE_TYPE_P): Adjust.
4210 2009-09-09 Jason Merrill <jason@redhat.com>
4212 * configure.ac: Check glibc version even if we have an in-tree
4215 2009-09-09 Anthony Green <green@moxielogic.com>
4217 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4218 the constant 0 when appropriate.
4219 * config/moxie/constraints.md: Add constraint O.
4221 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4222 to pass up to 6 32-bit argument values in registers.
4223 (moxie_function_arg): Ditto.
4224 (moxie_arg_partial_bytes): Ditto.
4225 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4226 (REG_PARM_STACK_SPACE): Ditto.
4227 (FUNCTION_ARG_REGNO_P): Ditto.
4229 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4230 instruction to allocate stack space.
4232 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4234 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4235 unnecessarily stringent constraints. Fix address
4236 calculation in the splitters.
4238 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4240 PR rtl-optimization/39779
4241 * expr.c (convert_modes): Return when mode == oldmode after
4242 CONST_INTs are processed.
4244 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4247 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4248 (ix86_expand_prologue): Take frame.padding0 into logic of
4250 (ix86_expand_epilogue): Likewise.
4252 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4254 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4256 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4257 * config/t-slibgcc-libgcc: New file.
4258 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4260 2009-09-09 Martin Jambor <mjambor@suse.cz>
4262 PR tree-optimization/41089
4263 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4266 2009-09-09 Richard Henderson <rth@redhat.com>
4268 * gimple.h (CASE_GIMPLE_OMP): New.
4269 (is_gimple_omp): Use it.
4270 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4271 (verify_gimple_debug): Likewise.
4273 2009-09-09 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/41101
4276 * tree-ssa-pre.c (maximal_set): Remove.
4277 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4278 Defer all blocks we didn't visit at least one successor.
4279 (add_to_exp_gen): Do not add to the maximal set.
4280 (make_values_for_phi): Likewise.
4281 (compute_avail): Likewise.
4282 (init_pre): Do not allocate the maximal set.
4283 (execute_pre): Do not dump it.
4285 2009-09-09 Martin Jambor <mjambor@suse.cz>
4287 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4288 an SSA_NAME rather than a is_gimple_variable.
4290 2009-09-09 Richard Guenther <rguenther@suse.de>
4293 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4294 code dealing with plain pointer bases.
4295 (maybe_fold_offset_to_reference): Likewise.
4296 (maybe_fold_stmt_addition): Adjust.
4298 2009-09-09 Richard Guenther <rguenther@suse.de>
4300 * tree.c (free_lang_data_in_type): Do not free the type variant
4302 (free_lang_data): Merge char_type_node with its properly signed
4304 (pass_ipa_free): Collect after freeing language specific data.
4306 2009-09-09 Michael Matz <matz@suse.de>
4309 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4310 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4311 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4314 2009-09-08 DJ Delorie <dj@redhat.com>
4316 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4318 2009-09-04 Jason Merrill <jason@redhat.com>
4320 * tree.c (tree_find_value): Remove.
4321 * tree.h: Remove prototype.
4322 * varasm.c (assemble_external): Use value_member instead.
4324 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4326 * toplev.c (process_options): Choose default debugging type when
4327 gtoggle enables debug info and type is unset.
4329 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4333 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4336 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4338 * configure: Rebuilt with modified libtool.m4.
4340 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4345 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4347 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4349 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4350 (remove_statement): Likewise.
4351 (rewrite_use_nonlinear_expr): Adjust.
4352 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4353 * tree-ssa.c (release_defs_bitset): ... this. New.
4354 * tree-flow.h (release_defs_bitset): Declare.
4356 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4359 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4360 in the middle block.
4362 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4364 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4365 via intptr_t to long type.
4366 (insert_operand_rank): Cast long type via intptr_t to
4368 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4370 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4371 from pointer to unsigned via uintptr_t.
4373 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4374 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4376 * configure: Regenerated.
4377 * config.in: Regenerated
4378 * system.h (stdint.h): Add include.
4379 (inttypes.h): Likewise.
4380 * Makefile.in (aclocal): Add config/stdint.m4.
4381 * aclocal.m4: Regenerated.
4383 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4385 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4387 (note_np_check_stores): New function.
4388 (harmless_null_pointer_p): New function.
4389 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4390 changed. Take into account whether we're in the shadow of a condjump
4391 that tested NP_REG for NULL.
4392 Lose all code that tested for SEQUENCEs.
4393 (workaround_speculation): Avoid inserting NOPs for loads that are
4394 either always executed or a NULL pointer.
4396 2009-09-08 Jan Hubicka <jh@suse.cz>
4398 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4399 * params.def (early-inlining-insns): Likewise.
4401 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4403 PR rtl-optimization/41239
4404 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4405 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4407 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4408 across calls, as the calls might not always return normally.
4409 (call_may_noreturn_p): New function.
4410 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4411 (init_deps): Initialize it.
4412 (remove_from_deps): Also remove calls from
4413 last_function_call_may_noreturn list.
4415 2009-09-07 Richard Henderson <rth@redhat.com>
4417 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4418 more VR->OPERANDS than LHS operands. Free LHS before returning.
4420 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4422 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4423 (attr "addrtype"): New member "spreg".
4424 Use it if mem_spfp_address_operand is true for the address.
4425 (attr "type"): New entry "stall".
4426 (cpu_unit "load"): New.
4427 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4429 (insn_reservation "loadsp"): New.
4430 (insn_reservation "load_stall1"): New.
4431 (insn_reservation "load_stall3"): New.
4433 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4434 (mem_p_address_operand): Exclude stack and frame pointer based
4436 (mem_spfp_address_operand): New; match them here.
4437 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4438 (bfin_reorg): Call it if scheduling insns.
4439 (bfin_gen_bundles): Remove dummy insns created by
4440 add_sched_insns_for_speculation.
4442 From Jie Zhang <jie.zhang@analog.com>:
4443 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4444 bfin_si_revision, bfin_workarounds): Move these ...
4445 * config/bfin/bfin.h: ... here.
4447 From Mike Frysinger <michael.frysinger@analog.com>
4448 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4449 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4450 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4451 bf547m, bf548m, and bf549m.
4452 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4453 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4454 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4455 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4456 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4457 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4458 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4459 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4460 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4461 bf542m, bf544m, bf547m, bf548m, and bf549m.
4463 From Jie Zhang <jie.zhang@analog.com>:
4464 * config/bfin/predicates.md (p_register_operand): New predicate.
4465 (dp_register_operand): New predicate.
4466 * config/bfin/bfin-protos.h (WA_05000074): Define.
4467 (ENABLE_WA_05000074): Define.
4468 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4469 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4470 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4471 (define_attr addrtype): Allow load/store register to be P register.
4472 (define_attr storereg): New.
4473 (define_cpu_unit anomaly_05000074): New.
4474 (define_insn_reservation dsp32shiftimm): New.
4475 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4476 (define_insn_reservation loadp): Cannot use slot2.
4477 (define_insn_reservation loadsp): Cannot use slot2.
4478 (define_insn_reservation storep): Cannot use slot2. Does not
4479 apply when working around 05000074.
4480 (define_insn_reservation storep_anomaly_05000074): New.
4481 (define_insn_reservation storei): Does not apply when working
4483 (define_insn_reservation storei_anomaly_05000074): New.
4484 (define_attr length): Add dsp32shiftimm case.
4485 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4486 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4487 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4488 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4489 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4491 2009-09-07 Martin Jambor <mjambor@suse.cz>
4494 * tree-sra.c (create_artificial_child_access): Return NULL if
4495 build_ref_for_offset fails.
4496 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4497 and create_artificial_child_access to fail.
4499 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4502 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4503 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4504 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4506 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4508 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4509 block, ensure it has an exit edge. Emit a barrier after a jump.
4511 2009-09-07 Nick Clifton <nickc@redhat.com>
4513 * gcc.c (this_is_linker_script): New variable. Like
4514 this_is_library_file but for the %T constructor.
4515 (end_going_arg): If this_is_linker_script is set then locate the
4516 script and insert a --script switch before it
4517 (do_spec_2): Initialise this_is_linker_script.
4518 (do_spec_1): Likewise. Handle %T construct.
4519 (eval_spec_function): Preserve this_is_linker_script.
4520 * doc/invoke.texi: Document %T construct in spec files.
4521 * config/m32c/m32c.h (LIB_SPEC): Use it.
4523 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4525 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4526 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4527 when volatile flag is set.
4528 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4530 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4533 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4534 (combine_stack_adjustments_for_block): Allow insns between stack
4535 adjustments and stores with corresponding pre-(dec|inc)rement or
4536 pre-modify operation.
4538 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4541 * combine-stack-adj.c (struct csa_memlist): Rename to...
4542 (struct csa_reflist): ... this. Rename mem field to ref.
4543 (free_csa_memlist): Rename to...
4544 (free_csa_reflist): ... this.
4545 (record_one_stack_memref): Rename to...
4546 (record_one_stack_ref): ... this. Handle also REG_P.
4547 (try_apply_stack_adjustment): Handle also REG_P.
4548 (struct record_stack_memrefs_data): Rename to...
4549 (struct record_stack_refs_data): ... this. Rename memlist field to
4551 (record_stack_memrefs): Rename to...
4552 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4553 subexpressions instead of failing when a MEM contains SP references.
4554 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4555 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4557 2009-09-06 Richard Guenther <rguenther@suse.de>
4560 * tree.c (build_array_type): Do not record types marked
4561 with structural equality in the canonical type hashtable.
4563 2009-09-06 Richard Guenther <rguenther@suse.de>
4566 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4568 2009-09-05 Richard Guenther <rguenther@suse.de>
4571 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4573 2009-09-05 Richard Guenther <rguenther@suse.de>
4576 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4578 2009-09-05 Richard Guenther <rguenther@suse.de>
4581 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4582 before comparing function argument types.
4584 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4587 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4590 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4593 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4595 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4596 locators before emit_insn is called.
4598 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4601 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4602 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4603 (reginfo_init): Don't call allocate_reg_info.
4605 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4608 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4609 NONDEBUG_INSN_P instead of INSN_P.
4611 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4614 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4616 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4619 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4620 pattern of the split.
4622 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4624 * toplev.c (process_options): Move setter of flag_var_tracking
4625 before other tests that depend on it. Move down setter of
4626 flag_rename_registers. Don't enable var-tracking-assignments
4627 by default if selective scheduling is enabled. Warn if both
4630 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4632 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4633 comment. Use switch statement to catch overlaps between rtx
4634 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4635 (IS_DECL_CODE): ... here. Remove.
4636 (check_value_is_not_decl): Remove.
4637 (dv_from_decl, dv_from_value): Check after conversion.
4639 2009-09-04 Richard Guenther <rguenther@suse.de>
4642 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4643 after emitting tunks. Move emitting thunks and ctors from ...
4644 (cgraph_optimize): ... here. Remove redundant
4645 cgraph_analyze_functions.
4646 * varasm.c (find_decl_and_mark_needed): Remove no longer
4648 (finish_aliases_1): Adjust check for thunk aliases.
4650 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4652 * config/arm/arm.md (ctzsi2): Added braces
4653 to avoid warning that broke booststrap.
4655 2009-09-04 Martin Jambor <mjambor@suse.cz>
4657 PR tree-optimization/41112
4658 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4659 handle variable-bounded arrays.
4660 (expr_with_var_bounded_array_refs_p): New function.
4661 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4663 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4665 * config/s390/2097.md: Removed two incorrect bypasses.
4666 (z10_fsimpdf): Fixed latency.
4667 (z10_fhex): New insn_reservation.
4668 (z10_floaddf): Fixed latency.
4669 (z10_floadsf): Fixed latency.
4670 (z10_ftrunctf): Fixed latency.
4671 (z10_ftruncdf): Fixed latency.
4672 * config/s390/s390.c (z10_cost): Fixed values.
4673 (s390_adjust_priority): Added z10 path.
4674 * config/s390/s390.md (type): Added fhex.
4675 (*mov<mode>_64dfp): Updated type attribute.
4676 (*mov<mode>_64): Updated type attribute.
4677 (*mov<mode>_31): Updated type attribute.
4678 (*mov<mode>"): Likewise.
4679 * config/s390/2084.md (x_fsimpdf): Updated condition.
4681 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4683 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4684 RTXs in the predicate for operand 1.
4686 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4688 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4689 (rbitsi2): New insn.
4690 (ctzsi2): New expand.
4691 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4693 2009-09-03 Martin Jambor <mjambor@suse.cz>
4695 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4696 (create_artificial_child_access): Use build_ref_for_offset instead
4697 of duplicate_expr_for_different_base.
4698 (propagate_subacesses_accross_link): Likewise.
4700 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4702 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4704 (mips16e_collect_argument_saves): Skip debug instructions.
4705 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4706 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4707 (r10k_insert_cache_barriers): Likewise.
4708 (mips_reorg_process_insns): Likewise.
4710 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4713 * ira.c (update_equiv_reg): Remove check on class likely spill.
4715 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4718 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4719 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4723 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4724 the stack slot if it is passed by invisible reference.
4725 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4726 by invisible reference.
4728 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4730 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4731 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4732 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4734 * config/bfin/sync.md: New file.
4735 * config/bfin/bfin.md: Include it.
4736 (UNSPEC_ATOMIC): New.
4737 (UNSPEC_ONES): Provide a unique number.
4739 From Jie Zhang <jie.zhang@analog.com>:
4740 * config/bfin/bfin.c (ret_regs): New.
4741 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4742 (must_save_rets_p): New.
4743 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4744 current_function_is_leaf.
4745 (do_link): Likewise.
4746 (do_unlink): Likewise.
4747 (expand_interrupt_handler_prologue): Use ret_regs array.
4748 (expand_interrupt_handler_epilogue): Use ret_regs array and
4749 pass return register to gen_return_internal.
4750 (bfin_expand_epilogue): Pass return register to
4751 gen_return_internal.
4752 (bfin_expand_call): Explicitly clobber RETS.
4753 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4754 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4755 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4756 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4758 (return_internal): Take a reg rtx rather than the register number.
4760 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4762 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4763 when comparing against estimated_loop_iterations_int return.
4765 2009-09-03 Richard Guenther <rguenther@suse.de>
4767 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4768 eh_personality_libfunc.
4770 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4772 * tree-parloops.c (separate_decls_in_region): Add space.
4774 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4776 * tree-parloops.c (separate_decls_in_region): Change the condition
4777 checking if there are reductions in the loop.
4779 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4781 PR tree-optimization/38275
4782 * tree-parloops.c (parallelize_loops): Replace profitability condition
4783 for expected number of iterations.
4785 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4787 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4788 (bootstrap-debug): Explain conditions in which it becomes default.
4789 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4792 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4794 * doc/invoke.texi (Optimize Options): Move
4795 -finline-small-functions to the -O2 list.
4797 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4799 * toplev.c (process_options): Enable var-tracking-assignments
4800 by default if var-tracking is enabled.
4802 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4804 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4806 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4807 * rtl.h (prev_nonnote_insn_bb): Declare it.
4809 2009-09-03 Diego Novillo <dnovillo@google.com>
4811 * cgraph.c (cgraph_node_for_decl): New.
4812 * cgraph.h (cgraph_node_for_decl): Declare.
4813 * tree.c (host_integerp): Return 0 if T is NULL.
4815 2009-09-03 Diego Novillo <dnovillo@google.com>
4817 * tree.h (struct alias_pair): Move from varasm.c.
4818 (alias_pairs): Likewise.
4819 (TYPE_MAXVAL): Define.
4820 (TYPE_MINVAL): Define.
4821 (iterative_hash_host_wide_int): Declare.
4822 (remove_unreachable_alias_pairs): Declare.
4823 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4824 * diagnostic.c (default_diagnostic_starter): Make extern.
4825 (default_diagnostic_finalizer): Make extern.
4826 * diagnostic.h (default_diagnostic_starter): Declare.
4827 (default_diagnostic_finalizer): Declare.
4828 (default_tree_printer): Declare.
4829 * toplev.c (default_tree_printer): Make extern.
4831 2009-09-03 Richard Guenther <rguenther@suse.de>
4832 Diego Novillo <dnovillo@google.com>
4834 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4835 * cgraphunit.c (cgraph_expand_function): Do not emit
4836 associated thunks from here.
4837 (cgraph_emit_thunks): New.
4838 (cgraph_optimize): Call it.
4839 Return if any IPA pass finds an error.
4840 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4843 2009-09-03 Simon Baldwin <simonb@google.com>
4844 Rafael Espindola <espindola@google.com>
4845 Richard Guenther <rguenther@suse.de>
4846 Doug Kwan <dougkwan@google.com>
4847 Diego Novillo <dnovillo@google.com>
4849 * tree.c: Include tree-pass.h, langhooks-def.h,
4850 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4851 (free_lang_data_in_type): New.
4852 (need_assembler_name_p): New.
4853 (free_lang_data_in_block): New.
4854 (free_lang_data_in_decl): New.
4855 (struct free_lang_data_d): New.
4856 (add_tree_to_fld_list): New.
4857 (find_decls_types_r): New.
4858 (get_eh_types_for_runtime): New.
4859 (find_decls_types_in_eh_region): New.
4860 (find_decls_types_in_node): New.
4861 (find_decls_types_in_var): New.
4862 (free_lang_data_in_cgraph): New.
4863 (free_lang_data): New.
4864 (gate_free_lang_data): New.
4865 (pass_ipa_free_lang_data): New.
4867 2009-09-03 Diego Novillo <dnovillo@google.com>
4869 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4870 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4871 (lang_hooks): Remove const qualifier.
4872 * ipa.c (cgraph_remove_unreachable_nodes): Call
4873 remove_unreachable_alias_pairs.
4874 * except.c (add_type_for_runtime): Check if TYPE has
4875 already been converted.
4876 (lookup_type_for_runtime): Likewise.
4877 (check_handled): Handle converted types.
4878 * varasm.c (remove_unreachable_alias_pairs): New.
4879 * gimple.c: Include demangle.h.
4880 (gimple_decl_printable_name): New.
4881 (gimple_fold_obj_type_ref): New.
4882 * gimple.h (gimple_decl_printable_name): Declare.
4883 (gimple_fold_obj_type_ref): Declare.
4884 * passes.c (init_optimization_passes): Add pass
4885 pass_ipa_free_lang_data.
4886 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4887 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4889 2009-09-03 Diego Novillo <dnovillo@google.com>
4891 * c-lang.c (lang_hooks): Remove const qualifier.
4893 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4895 * doc/install.texi (*-*-freebsd*): Update target information.
4897 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4899 * hard-reg-set.h (call_fixed_regs): Remove.
4900 * reginfo.c (call_fixed_regs): Remove.
4901 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4902 (globalize_reg): Don't use call_fixed_regs.
4903 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4906 2009-09-01 Michael Matz <matz@suse.de>
4908 * expr.h (emit_storent_insn, expand_expr_real_1,
4909 expand_expr_real_2): Declare.
4910 * expr.c (emit_storent_insn, expand_expr_real_1,
4911 expand_expr_real_2): Export.
4912 (store_expr): Setting and evaluating dont_return_target is useless.
4913 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4914 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4915 * except.c (expand_resx_expr): Rename to ...
4916 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4917 * except.h (expand_resx_stmt): Declare.
4918 * stmt.c: Add include gimple.h
4919 (expand_asm_expr): Rename to ...
4920 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4921 (expand_case): Rewrite to take gimple statement.
4922 * tree.h (expand_asm_stmt): Declare.
4923 (expand_case): Change prototype.
4924 * Makefile.in (stmt.o): Depend on gimple.h.
4925 * builtins.c (expand_builtin_synchronize): Build gimple asm
4926 statement, not an ASM_EXPR.
4927 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4928 gimple_to_tree, release_stmt_tree): Remove.
4929 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4930 ggc_free, but hold comparison code and operands separately.
4931 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4932 (expand_call_stmt, expand_gimple_stmt_1,
4933 expand_gimple_stmt): New helpers.
4934 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4935 release_stmt_tree. Call expand_gimple_stmt instead.
4936 (expand_gimple_basic_block): Ditto.
4938 * calls.c (emit_call_1): Don't look at EH regions here, make
4939 fntree parameter useless.
4940 (expand_call): New local rettype for TREE_TYPE(exp), use it
4941 throughout. Remove local p, use addr instead.
4942 Don't look at EH regions here.
4944 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4946 * doc/invoke.texi (-fsched-pressure): Document it.
4947 (-fsched-reg-pressure-heuristic): Remove it.
4949 * reload.c (ira.h): Include.
4950 (find_reloads): Add choosing reload on number of small spilled
4953 * haifa-sched.c (ira.h): Include.
4954 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4955 saved_reg_pressure, curr_reg_live, saved_reg_live,
4956 region_ref_regs): New variables.
4957 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4958 initiate_reg_pressure_info, setup_ref_regs,
4959 initiate_bb_reg_pressure_info, save_reg_pressure,
4960 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4962 (setup_insn_reg_pressure_info): New function.
4963 (rank_for_schedule): Add pressure checking and insn issue time.
4964 Remove comparison of insn reg weights.
4965 (ready_sort): Set insn reg pressure info.
4966 (update_register_pressure, setup_insn_max_reg_pressure,
4967 update_reg_and_insn_max_reg_pressure,
4968 sched_setup_bb_reg_pressure_info): New functions.
4969 (schedule_insn): Add code for printing and updating reg pressure info.
4970 (find_set_reg_weight, find_insn_reg_weight): Remove.
4971 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4972 (debug_ready_list): Print reg pressure info.
4973 (schedule_block): Ditto. Check insn issue time.
4974 (sched_init): Set up sched_pressure_p. Allocate and set up some
4975 reg pressure related info.
4976 (sched_finish): Free some reg pressure related info.
4977 (fix_tick_ready): Make insn always ready if pressure_p.
4978 (init_h_i_d): Don't call find_insn_reg_weight.
4979 (haifa_finish_h_i_d): Free insn reg pressure info.
4981 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4982 ira_memory_move_cost, ira_class_hard_regs,
4983 ira_class_hard_regs_num, ira_no_alloc_regs,
4984 ira_available_class_regs, ira_reg_class_cover_size,
4985 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4987 * ira-lives.c (single_reg_class): Check mode to find how many
4988 registers are necessary for operand.
4989 (ira_implicitly_set_insn_hard_regs): New.
4991 * common.opt (fsched-pressure): New options.
4992 (fsched-reg-pressure-heuristic): Remove.
4994 * ira.c (setup_eliminable_regset): Rename to
4995 ira_setup_eliminable_regset. Make it external.
4996 (expand_reg_info): Pass cover class to setup_reg_classes.
4997 (ira): Call resize_reg_info instead of allocate_reg_info.
4999 * sched-deps.c: Include ira.h.
5000 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5001 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5002 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5003 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5004 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5005 mark_insn_reg_store, mark_insn_reg_clobber,
5006 setup_insn_reg_pressure_info): New.
5007 (sched_analyze_1): Update implicit_reg_pending_uses.
5008 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5009 Use them to create dependencies. Set insn reg uses and pressure
5010 info. Process reg_pending_uses in one place.
5011 (free_deps): Free implicit sets.
5012 (remove_from_deps): Remove implicit sets if necessary. Check
5013 implicit sets when clearing reg_last_in_use.
5014 (init_deps_global): Clear implicit_reg_pending_clobbers and
5015 implicit_reg_pending_uses.
5017 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5018 ira_memory_move_cost, ira_class_hard_regs,
5019 ira_class_hard_regs_num, ira_no_alloc_regs,
5020 ira_available_class_regs, ira_reg_class_cover_size,
5021 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5022 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5023 ira_implicitly_set_insn_hard_regs): New prototypes.
5025 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5026 cost_elements_num): New variables.
5027 (allocno_costs, total_costs): Rename to costs and
5028 total_allocno_costs.
5029 (COSTS_OF_ALLOCNO): Rename to COSTS.
5030 (allocno_pref): Rename to pref.
5031 (allocno_pref_buffer): Rename to pref_buffer.
5032 (common_classes): Rename to regno_cover_class.
5034 (record_reg_classes): Set allocno attributes only if allocno_p.
5035 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5036 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5037 and COSTS_OF_ALLOCNO.
5038 (print_costs): Rename to print_allocno_costs.
5039 (print_pseudo_costs): New.
5040 (process_bb_node_for_costs): Split into 2 functions with new
5041 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5042 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5043 new parameter dump_file. Use cost_elements_num instead of
5044 ira_allocnos_num. Make one iteration if preferred classes were
5045 already calculated for scheduler. Make 2 versions of code
5046 depending on allocno_p.
5047 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5048 regno_cover_class and COSTS instead of common_classes and
5050 (init_costs, finish_costs): New.
5051 (ira_costs): Set up allocno_p and cost_elements_num. Call
5052 init_costs and finish_costs.
5053 (ira_set_pseudo_classes): New.
5055 * rtl.h (allocate_reg_info): Remove.
5056 (resize_reg_info): Change return type.
5057 (reg_cover_class): New.
5058 (setup_reg_classes): Add new parameter.
5060 * sched-int.h (struct deps_reg): New member implicit_sets.
5061 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5062 (INCREASE_BITS): New macro.
5063 (struct reg_pressure_data, struct reg_use_data): New.
5064 (struct _haifa_insn_data): Remove reg_weight. Add members
5065 reg_pressure, reg_use_list, reg_set_list, and
5066 reg_pressure_excess_cost_change.
5067 (struct deps): New member implicit_sets.
5068 (pressure_p): New variable.
5069 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5070 (struct reg_pressure_data, struct reg_use_data): New.
5071 (INSN_REG_WEIGHT): Remove.
5072 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5073 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5074 (sched_init_region_reg_pressure_info,
5075 sched_setup_bb_reg_pressure_info): New prototypes.
5077 * reginfo.c (struct reg_pref): New member coverclass.
5078 (reg_cover_class): New function.
5079 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5080 (reg_info_size): New variable.
5081 (allocate_reg_info): Make static. Setup reg_info_size.
5082 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5083 (setup_reg_classes): Add a new parameter. Setup cover class too.
5085 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5088 * sched-rgn.c (deps_join): Set up implicit_sets.
5089 (schedule_region): Set up region and basic blocks pressure
5092 * passes.c (init_optimization_passes): Move
5093 pass_subregs_of_mode_init before pass_sched.
5095 2009-09-02 Martin Jambor <mjambor@suse.cz>
5097 * tree-sra.c (struct access): New field grp_hint.
5098 (dump_access): Dump grp_hint.
5099 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5101 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5102 those which have been specifically read and somehow written to.
5103 (propagate_subacesses_accross_link): Set grp_hint of right child and
5104 also possibly of the left child.
5106 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5108 * tree-object-size.c (addr_object_size): Always use object_size_type
5109 0 or 2 when determining the pointer pointed object size.
5111 2009-09-02 Richard Guenther <rguenther@suse.de>
5114 2009-08-31 Richard Guenther <rguenther@suse.de>
5116 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5117 to query if the memory regions for memmove overlap.
5118 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5119 asserts on pointers, instead deal with odd trees.
5120 (ptr_derefs_may_alias_p): Likewise.
5121 (refs_may_alias_p_1): Constructor bases also never alias.
5123 2009-08-01 Christian Bruel <christian.bruel@st.com>
5126 2009-07-31 Christian Bruel <christian.bruel@st.com>
5127 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5129 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5131 * doc/invoke.texi (-fvar-tracking-assignments): New.
5132 (-fvar-tracking-assignments-toggle): New.
5133 (-fdump-final-insns=file): Mark filename as optional.
5134 (--param min-nondebug-insn-uid): New.
5135 (-gdwarf-@{version}): Mention version 4.
5136 * opts.c (common_handle_option): Accept it.
5137 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5138 * regrename.c (regrename_optimize): Drop last. Don't count debug
5139 insns as uses. Don't reject change because of debug insn.
5140 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5141 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5142 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5143 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5144 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5145 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5146 * doc/gimple.texi (is_gimple_debug): New.
5147 (gimple_debug_bind_p): New.
5148 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5149 * doc/install.texi (bootstrap-debug): More details.
5150 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5151 (bootstrap-debug-lib): More details.
5152 (bootstrap-debug-ckovw): Update.
5153 (bootstrap-time): New.
5154 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5155 (insert_phi_nodes_for): Insert debug stmts.
5156 (rewrite_stmt): Take iterator. Insert debug stmts.
5157 (rewrite_enter_block): Adjust.
5158 (maybe_replace_use_in_debug_stmt): New.
5159 (rewrite_update_stmt): Use it.
5160 (mark_use_interesting): Return early for debug stmts.
5161 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5162 stmts before replacing stmt.
5163 (move_computations_stmt): Likewise.
5164 * ira-conflicts.c (add_copies): Skip debug insns.
5165 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5166 (regstat_bb_compute_ri): Skip debug insns.
5167 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5168 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5169 check_loop_closed_ssa_stmt): Skip debug stmts.
5170 * tree-tailcall.c (find_tail_calls): Likewise.
5171 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5172 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5173 (build_var_debug_value_stat): Declare.
5174 (build_var_debug_value): Define.
5175 (target_for_debug_bind): Declare.
5176 * reload.c (find_equiv_reg): Skip debug insns.
5177 * rtlanal.c (reg_used_between_p): Skip debug insns.
5178 (side_effects_p): Likewise.
5179 (canonicalize_condition): Likewise.
5180 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5181 insns never depend on debug insns.
5182 (create_ddg_dep_no_link): Likewise.
5183 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5184 Don't add inter-loop dependencies for debug insns.
5185 (build_intra_loop_deps): Likewise.
5186 (create_ddg): Count debug insns.
5187 * ddg.h (struct ddg::num_debug): New.
5188 (num_backargs): Pair up with previous int field.
5189 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5190 -fcompare-debug-second.
5191 * final.c (get_attr_length_1): Skip debug insns.
5192 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5193 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5194 (driver_self_specs): Map -fdump-final-insns to
5195 -fdump-final-insns=..
5196 (get_local_tick): New.
5197 (compare_debug_dump_opt_spec_function): Test for . argument and
5198 compute output name. Compute temp output spec without flag name.
5199 Compute -frandom-seed.
5200 (OPT): Undef after use.
5201 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5202 (average_num_loop_insns): Likewise.
5203 * params.h (MIN_NONDEBUG_INSN_UID): New.
5204 * gimple.def (GIMPLE_DEBUG): New.
5205 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5206 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5207 (merge_in_block): Fix whitespace.
5208 * toplev.c (flag_var_tracking): Update comment.
5209 (flag_var_tracking_assignments): New.
5210 (flag_var_tracking_assignments_toggle): New.
5211 (process_options): Don't open final insns dump file if we're not
5212 going to write to it. Compute defaults for var_tracking.
5213 * df-scan.c (df_insn_rescan_debug_internal): New.
5214 (df_uses_record): Handle debug insns.
5215 * haifa-sched.c (ready): Initialize n_debug.
5216 (contributes_to_priority): Skip debug insns.
5217 (dep_list_size): New.
5219 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5220 they're ready. Disregard previous debug insns to make decisions.
5221 (queue_insn): Never queue debug insns.
5222 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5223 (schedule_insn): Don't reject debug insns because of issue rate.
5224 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5225 (queue_to_ready): Skip and discount debug insns.
5226 (choose_ready): Let debug insns through.
5227 (schedule_block): Check boundary debug insns. Discount debug
5228 insns, schedule them early. Adjust whitespace.
5229 (set_priorities): Check for boundary debug insns.
5230 (add_jump_dependencies): Use dep_list_size.
5231 (prev_non_location_insn): New.
5232 (check_cfg): Use it.
5233 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5235 (remove_unused_ivs): Reset debug stmts.
5236 * modulo-sched.c (const_iteration_count): Skip debug insns.
5237 (res_MII): Discount debug insns.
5238 (loop_single_full_bb_p): Skip debug insns.
5239 (sms_schedule): Likewise.
5240 (sms_schedule_by_order): Likewise.
5241 (ps_has_conflicts): Likewise.
5242 * caller-save.c (refmarker_fn): New.
5243 (save_call_clobbered_regs): Replace regs with saved mem in
5245 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5246 Call refmarker_fn mark for hardregnos.
5247 (mark_reg_as_referenced): New.
5248 (replace_reg_with_saved_mem): New.
5249 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5250 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5252 (cse_extended_basic_block): Skip debug insns.
5253 (count_reg_usage): Likewise.
5254 (is_dead_reg): New, split out of...
5255 (set_live_p): ... here.
5256 (insn_live_p): Use it for debug insns.
5257 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5258 (execute_optimize_stdarg): Likewise.
5259 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5260 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5261 changes in debug stmts as changes.
5262 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5263 (moveup_expr): Don't move across debug insns. Don't move
5264 debug insn if it would create a bookkeeping block.
5265 (moveup_expr_cached): Don't use cache for debug insns that
5266 are heads of blocks.
5267 (compute_av_set_inside_bb): Skip debug insns.
5268 (sel_rank_for_schedule): Schedule debug insns first. Remove
5270 (block_valid_for_bookkeeping_p); Support lax searches.
5271 (create_block_for_bookkeeping): Adjust block numbers when
5272 encountering debug-only blocks.
5273 (find_place_for_bookkeeping): Deal with debug-only blocks.
5274 (generate_bookkeeping_insn): Accept no place to insert.
5275 (remove_temp_moveop_nops): New argument full_tidying.
5276 (prepare_place_to_insert): Deal with debug insns.
5277 (advance_state_on_fence): Debug insns don't start cycles.
5278 (update_boundaries): Take fence as argument. Deal with
5280 (schedule_expr_on_boundary): No full_tidying on debug insns.
5281 (fill_insns): Deal with debug insns.
5282 (track_scheduled_insns_and_blocks): Don't count debug insns.
5283 (need_nop_to_preserve_insn_bb): New, split out of...
5284 (remove_insn_from_stream): ... this.
5285 (fur_orig_expr_not_found): Skip debug insns.
5286 * rtl.def (VALUE): Move up.
5288 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5289 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5290 Set it if debug stmts are found.
5291 (statement_sink_location): Skip debug stmts. Propagate
5292 moving defs into debug stmts.
5293 * ifcvt.c (first_active_insn): Skip debug insns.
5294 (last_active_insns): Likewise.
5295 (cond_exec_process_insns): Likewise.
5296 (noce_process_if_block): Likewise.
5297 (check_cond_move_block): Likewise.
5298 (cond_move_convert_if_block): Likewise.
5299 (block_jumps_and_fallthru_p): Likewise.
5300 (dead_or_predicable): Likewise.
5301 * dwarf2out.c (debug_str_hash_forced): New.
5302 (find_AT_string): Add comment.
5303 (gen_label_for_indirect_string): New.
5304 (get_debug_string_label): New.
5305 (AT_string_form): Use it.
5306 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5307 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5308 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5309 several operations that cannot be represented with DWARF opcodes.
5310 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5311 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5312 (dwarf2out_var_location): Take during-call mark into account.
5313 (output_indirect_string): Update comment. Output if there are
5314 label and references.
5315 (prune_indirect_string): New.
5316 (prune_unused_types): Call it if debug_str_hash_forced.
5317 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5318 (dw_long_long_const): Remove.
5319 (struct dw_val_struct): Change val_long_long type to rtx.
5320 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5321 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5322 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5323 component instead of HOST_BITS_PER_LONG.
5324 (output_loc_operands): Likewise. For const8* assert
5325 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5326 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5327 rather than HOST_BITS_PER_LONG is >= 64.
5328 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5330 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5331 HOST_BITS_PER_LONG for dw_val_class_long_long.
5332 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5333 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5334 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5336 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5337 Handle DW_OP_implicit_value.
5338 (extract_int): Move prototype earlier.
5339 (mem_loc_descriptor): For SUBREG punt if inner
5340 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5341 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5342 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5343 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5344 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5345 instead of Pmode size.
5346 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5347 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5348 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5349 (concat_loc_descriptor, concatn_loc_descriptor,
5350 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5351 (add_location_or_const_value_attribute): Likewise. For single
5352 location loc_lists attempt to use add_const_value_attribute
5353 for constant decls. Add DW_AT_const_value even if
5354 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5356 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5357 (control_flow_insn_p): Likewise.
5358 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5359 (separate_decls_in_region_debug_bind): New.
5360 (separate_decls_in_region): Process debug bind stmts afterwards.
5361 * recog.c (verify_changes): Handle debug insns.
5362 (extract_insn): Likewise.
5363 (peephole2_optimize): Skip debug insns.
5364 * dse.c (scan_insn): Skip debug insns.
5365 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5367 (setup_id_for_insn): Handle debug insns.
5368 (maybe_tidy_empty_bb): Adjust whitespace.
5369 (tidy_control_flow): Skip debug insns.
5370 (sel_remove_insn): Adjust for debug insns.
5371 (sel_estimate_number_of_insns): Skip debug insns.
5372 (create_insn_rtx_from_pattern): Handle debug insns.
5373 (create_copy_of_insn_rtx): Likewise.
5374 * sel-sched-.h (sel_bb_end): Declare.
5375 (sel_bb_empty_or_nop_p): New.
5376 (get_all_loop_exits): Use it.
5377 (_eligible_successor_edge_p): Likewise.
5378 (return_nop_to_pool): Adjust.
5379 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5380 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5381 * gimple-pretty-print.c (dump_gimple_debug): New.
5382 (dump_gimple_stmt): Use it.
5383 (dump_bb_header): Skip gimple debug stmts.
5384 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5385 (fixup_match_2): Likewise.
5386 (regmove_backward_pass): Likewise. Simplify combined
5387 replacement. Handle debug insns.
5388 * function.c (instantiate_virtual_regs): Handle debug insns.
5389 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5390 * print-rtl.h: Include cselib.h.
5391 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5392 * df.h (df_inns_rescan_debug_internal): Declare.
5393 * gcse.c (alloc_hash_table): Estimate n_insns.
5394 (cprop_insn): Don't regard debug insns as changes.
5395 (bypass_conditional_jumps): Skip debug insns.
5396 (one_pre_gcse_pass): Adjust.
5397 (one_code_hoisting_pass): Likewise.
5398 (compute_ld_motion_mems): Skip debug insns.
5399 (one_cprop_pass): Adjust.
5400 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5401 (if_convertible_stmt_p): Handle debug stmts.
5402 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5403 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5404 * ira-build.c (create_bb_allocnos): Skip debug insns.
5405 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5406 (has_single_use): Likewise.
5407 (single_imm_use): Likewise.
5408 (num_imm_uses): Likewise.
5409 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5410 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5411 (create_outofssa_var_map): Likewise.
5412 * lower-subreg.c (adjust_decomposed_uses): New.
5413 (resolve_debug): New.
5414 (decompose_multiword_subregs): Use it.
5415 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5416 * emit-rtl.c: Include params.h.
5417 (cur_debug_insn_uid): Define.
5418 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5419 (copy_rtx_if_shared_1): Handle debug insns.
5420 (reset_used_flags): Likewise.
5421 (set_used_flags): LIkewise.
5422 (get_max_insn_count): New.
5423 (next_nondebug_insn): New.
5424 (prev_nondebug_insn): New.
5425 (make_debug_insn_raw): New.
5426 (emit_insn_before_noloc): Handle debug insns.
5427 (emit_jump_insn_before_noloc): Likewise.
5428 (emit_call_insn_before_noloc): Likewise.
5429 (emit_debug_insn_before_noloc): New.
5430 (emit_insn_after_noloc): Handle debug insns.
5431 (emit_jump_insn_after_noloc): Likewise.
5432 (emit_call_insn_after_noloc): Likewise.
5433 (emit_debug_insn_after_noloc): Likewise.
5434 (emit_insn_after): Take loc from earlier non-debug insn.
5435 (emit_jump_insn_after): Likewise.
5436 (emit_call_insn_after): Likewise.
5437 (emit_debug_insn_after_setloc): New.
5438 (emit_debug_insn_after): New.
5439 (emit_insn_before): Take loc from later non-debug insn.
5440 (emit_jump_insn_before): Likewise.
5441 (emit_call_insn_before): Likewise.
5442 (emit_debug_insn_before_setloc): New.
5443 (emit_debug_insn_before): New.
5444 (emit_insn): Handle debug insns.
5445 (emit_debug_insn): New.
5446 (emit_jump_insn): Handle debug insns.
5447 (emit_call_insn): Likewise.
5449 (init_emit): Take min-nondebug-insn-uid into account.
5450 Initialize cur_debug_insn_uid.
5451 (emit_copy_of_insn_after): Handle debug insns.
5452 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5453 location of single rhs in place.
5454 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5455 (floor_sdiv_adjust): New.
5456 (cell_sdiv_adjust): New.
5457 (cell_udiv_adjust): New.
5458 (round_sdiv_adjust): New.
5459 (round_udiv_adjust): New.
5460 (wrap_constant): Moved from cselib.
5461 (unwrap_constant): New.
5462 (expand_debug_expr): New.
5463 (expand_debug_locations): New.
5464 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5466 (gimple_expand_cfg): Expand debug locations.
5467 * cselib.c: Include tree-pass.h.
5468 (struct expand_value_data): New.
5469 (cselib_record_sets_hook): New.
5470 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5471 (cselib_clear_table): Move, and implemnet in terms of...
5472 (cselib_reset_table_with_next_value): ... this.
5473 (cselib_get_next_unknown_value): New.
5474 (discard_useless_locs): Don't discard preserved values.
5475 (cselib_preserve_value): New.
5476 (cselib_preserved_value_p): New.
5477 (cselib_preserve_definitely): New.
5478 (cselib_clear_preserve): New.
5479 (cselib_preserve_only_values): New.
5480 (new_cselib_val): Take rtx argument. Dump it in details.
5481 (cselib_lookup_mem): Adjust.
5482 (expand_loc): Take regs_active in struct. Adjust. Silence
5483 dumps unless details are requested.
5484 (cselib_expand_value_rtx_cb): New.
5485 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5486 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5487 without details. Copy more subregs. Try to resolve values
5488 using a callback. Wrap constants.
5489 (cselib_subst_to_values): Adjust.
5490 (cselib_log_lookup): New.
5491 (cselib_lookup): Call it.
5492 (cselib_invalidate_regno): Don't count preserved values as useless.
5493 (cselib_invalidate_mem): Likewise.
5494 (cselib_record_set): Likewise.
5495 (struct set): Renamed to cselib_set, moved to cselib.h.
5496 (cselib_record_sets): Adjust. Call hook.
5497 (cselib_process_insn): Reset table when it would be cleared.
5498 (dump_cselib_val): New.
5499 (dump_cselib_table): New.
5500 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5501 (remove_forwarder_block): Support moving debug stmts.
5502 * cselib.h (cselib_record_sets_hook): Declare.
5503 (cselib_expand_callback): New type.
5504 (cselib_expand_value_rtx_cb): Declare.
5505 (cselib_reset_table_with_next_value): Declare.
5506 (cselib_get_next_unknown_value): Declare.
5507 (cselib_preserve_value): Declare.
5508 (cselib_preserved_value_p): Declare.
5509 (cselib_preserve_only_values): Declare.
5510 (dump_cselib_table): Declare.
5511 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5512 (try_crossjump_to_edge): Likewise.
5513 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5514 dominated blocks when debug stmts are present.
5515 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5516 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5517 (set_var_live_on_entry): Likewise.
5518 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5519 * cfglayout.c (curr_location, last_location): Make static.
5520 (set_curr_insn_source_location): Don't avoid bouncing.
5521 (get_curr_insn_source_location): New.
5522 (get_curr_insn_block): New.
5523 (duplicate_insn_chain): Handle debug insns.
5524 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5526 * common.opt (fcompare-debug): Move to sort order.
5527 (fdump-unnumbered-links): Likewise.
5528 (fvar-tracking-assignments): New.
5529 (fvar-tracking-assignments-toggle): New.
5530 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5531 because of debug stmts.
5532 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5533 (eliminate_unnecessary_stmts): Walk dominated blocks before
5535 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5536 * ira.c (memref_used_between_p): Skip debug insns.
5537 (update_equiv_regs): Likewise.
5538 * sched-deps.c (sd_lists_size): Accept empty list.
5539 (sd_init_insn): Mark debug insns.
5540 (sd_finish_insn): Unmark them.
5541 (sd_add_dep): Reject non-debug deps on debug insns.
5542 (fixup_sched_groups): Give debug insns group treatment.
5544 (sched_analyze_reg): Don't mark debug insns for sched before call.
5545 (sched_analyze_2): Handle debug insns.
5546 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5548 (deps_analyze_insn): Handle debug insns.
5549 (deps_start_bb): Skip debug insns.
5550 (init_deps): Initialize last_debug_insn.
5551 * tree-ssa.c (target_for_debug_bind): New.
5552 (find_released_ssa_name): New.
5553 (propagate_var_def_into_debug_stmts): New.
5554 (propagate_defs_into_debug_stmts): New.
5555 (verify_ssa): Skip debug bind stmts without values.
5556 (warn_uninialized_vars): Skip debug stmts.
5557 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5558 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5559 (rtx_equal_p): Likewise.
5560 * ira-costs.c (scan_one_insn): Skip debug insns.
5561 (process_bb_node_for_hard_reg_moves): Likewise.
5562 * rtl.h (DEBUG_INSN_P): New.
5563 (NONDEBUG_INSN_P): New.
5564 (MAY_HAVE_DEBUG_INSNS): New.
5565 (INSN_P): Accept debug insns.
5566 (RTX_FRAME_RELATED_P): Likewise.
5567 (INSN_DELETED_P): Likewise
5568 (PAT_VAR_LOCATION_DECL): New.
5569 (PAT_VAR_LOCATION_LOC): New.
5570 (PAT_VAR_OCATION_STATUS): New.
5571 (NOTE_VAR_LOCATION_DECL): Reimplement.
5572 (NOTE_VAR_LOCATION_LOC): Likewise.
5573 (NOTE_VAR_LOCATION_STATUS): Likewise.
5574 (INSN_VAR_LOCATION): New.
5575 (INSN_VAR_LOCATION_DECL): New.
5576 (INSN_VAR_LOCATION_LOC): New.
5577 (INSN_VAR_LOCATION_STATUS): New.
5578 (gen_rtx_UNKNOWN_VAR_LOC): New.
5579 (VAR_LOC_UNKNOWN_P): New.
5580 (NOTE_DURING_CALL_P): New.
5581 (SCHED_GROUP_P): Accept debug insns.
5582 (emit_debug_insn_before): Declare.
5583 (emit_debug_insn_before_noloc): Declare.
5584 (emit_debug_insn_beore_setloc): Declare.
5585 (emit_debug_insn_after): Declare.
5586 (emit_debug_insn_after_noloc): Declare.
5587 (emit_debug_insn_after_setloc): Declare.
5588 (emit_debug_insn): Declare.
5589 (make_debug_insn_raw): Declare.
5590 (prev_nondebug_insn): Declare.
5591 (next_nondebug_insn): Declare.
5592 (delegitimize_mem_from_attrs): Declare.
5593 (get_max_insn_count): Declare.
5594 (wrap_constant): Declare.
5595 (unwrap_constant): Declare.
5596 (get_curr_insn_source_location): Declare.
5597 (get_curr_insn_block): Declare.
5598 * tree-inline.c (insert_debug_decl_map): New.
5599 (processing_debug_stmt): New.
5600 (remap_decl): Don't create new mappings in debug stmts.
5601 (remap_gimple_op_r): Don't add references in debug stmts.
5602 (copy_tree_body_r): Likewise.
5603 (remap_gimple_stmt): Handle debug bind stmts.
5604 (copy_bb): Skip debug stmts.
5605 (copy_edges_for_bb): Likewise.
5606 (copy_debug_stmt): New.
5607 (copy_debug_stmts): New.
5608 (copy_body): Copy debug stmts at the end.
5609 (insert_init_debug_bind): New.
5610 (insert_init_stmt): Take id. Skip and emit debug stmts.
5611 (setup_one_parameter): Remap variable earlier, register debug mapping.
5612 (estimate_num_insns): Skip debug stmts.
5613 (expand_call_inline): Preserve debug_map.
5614 (optimize_inline_calls): Check for no debug_stmts left-overs.
5615 (unsave_expr_now): Preserve debug_map.
5616 (copy_gimple_seq_and_replace_locals): Likewise.
5617 (tree_function_versioning): Check for no debug_stmts left-overs.
5618 Init and destroy debug_map as needed. Split edges unconditionally.
5619 (build_duplicate_type): Init and destroy debug_map as needed.
5620 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5621 (struct copy_body_data): Add debug_stmts and debug_map.
5622 * sched-int.h (struct ready_list): Add n_debug.
5623 (struct deps): Add last_debug_insn.
5624 (DEBUG_INSN_SCHED_P): New.
5625 (BOUNDARY_DEBUG_INSN_P): New.
5626 (SCHEDULE_DEBUG_INSN_P): New.
5627 (sd_iterator_cond): Accept empty list.
5628 * combine.c (create_log_links): Skip debug insns.
5629 (combine_instructions): Likewise.
5630 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5631 return value is always unshared.
5632 (struct rtx_subst_pair): New.
5633 (auto_adjust_pair): New.
5634 (propagate_for_debug_subst): New.
5635 (propagate_for_debug): New.
5636 (try_combine): Skip debug insns. Propagate removed defs into
5638 (next_nonnote_nondebug_insn): New.
5639 (distribute_notes): Use it. Skip debug insns.
5640 (distribute_links): Skip debug insns.
5641 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5642 * resource.c (mark_target_live_regs): Likewise.
5643 * var-tracking.c: Include cselib.h and target.h.
5644 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5646 (micro_operation_type_name): New.
5647 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5648 (struct micro_operation_def): Update comments.
5649 (decl_or_value): New type. Use instead of decls.
5650 (struct emit_note_data_def): Add vars.
5651 (struct attrs_def): Use decl_or_value.
5652 (struct variable_tracking_info_def): Add permp, flooded.
5653 (struct location_chain_def): Update comment.
5654 (struct variable_part_def): Use decl_or_value.
5655 (struct variable_def): Make var_part a variable length array.
5657 (scratch_regs): New.
5658 (cselib_hook_called): New.
5659 (dv_is_decl_p): New.
5660 (dv_is_value_p): New.
5663 (dv_as_opaque): New.
5664 (dv_onepart_p): New.
5666 (IS_DECL_CODE): New.
5667 (check_value_is_not_decl): New.
5668 (dv_from_decl): New.
5669 (dv_from_value): New.
5670 (dv_htab_hash): New.
5671 (variable_htab_hash): Use it.
5672 (variable_htab_eq): Support values.
5673 (variable_htab_free): Free from the right pool.
5674 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5675 (attrs_list_union): Adjust.
5676 (attrs_list_mpdv_union): New.
5677 (tie_break_pointers): New.
5678 (canon_value_cmp): New.
5679 (unshare_variable): Return possibly-modified slot.
5680 (vars_copy_1): Adjust.
5681 (var_reg_decl_set): Adjust. Split out of...
5682 (var_reg_set): ... this.
5683 (get_init_value): Adjust.
5684 (var_reg_delete_and_set): Adjust.
5685 (var_reg_delete): Adjust.
5686 (var_regno_delete): Adjust.
5687 (var_mem_decl_set): Split out of...
5688 (var_mem_set): ... this.
5689 (var_mem_delete_and_set): Adjust.
5690 (var_mem_delete): Adjust.
5694 (variable_union): Adjust. Speed up merge of 1-part vars.
5695 (variable_canonicalize): Use unshared slot.
5696 (VALUED_RECURSED_INTO): New.
5697 (find_loc_in_1pdv): New.
5698 (struct dfset_merge): New.
5699 (insert_into_intersection): New.
5700 (intersect_loc_chains): New.
5702 (canonicalize_loc_order_check): New.
5703 (canonicalize_values_mark): New.
5704 (canonicalize_values_star): New.
5705 (variable_merge_over_cur): New.
5706 (variable_merge_over_src): New.
5707 (dataflow_set_merge): New.
5708 (dataflow_set_equiv_regs): New.
5709 (remove_duplicate_values): New.
5710 (struct dfset_post_merge): New.
5711 (variable_post_merge_new_vals): New.
5712 (variable_post_merge_perm_vals): New.
5713 (dataflow_post_merge_adjust): New.
5714 (find_mem_expr_in_1pdv): New.
5715 (dataflow_set_preserve_mem_locs): New.
5716 (dataflow_set_remove_mem_locs): New.
5717 (dataflow_set_clear_at_call): New.
5718 (onepart_variable_different_p): New.
5719 (variable_different_p): Use it.
5720 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5721 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5723 (track_loc_p): Pass it true.
5724 (struct count_use_info): New.
5725 (find_use_val): New.
5726 (replace_expr_with_values): New.
5728 (use_type): New, partially split out of...
5729 (count_uses): ... this. Count new micro-ops.
5730 (count_uses_1): Adjust.
5731 (count_stores): Adjust.
5732 (count_with_sets): New.
5733 (VAL_NEEDS_RESOLUTION): New.
5734 (VAL_HOLDS_TRACK_EXPR): New.
5735 (VAL_EXPR_IS_COPIED): New.
5736 (VAL_EXPR_IS_CLOBBERED): New.
5737 (add_uses): Adjust. Generate new micro-ops.
5738 (add_uses_1): Adjust.
5739 (add_stores): Generate new micro-ops.
5740 (add_with_sets): New.
5741 (find_src_status): Adjust.
5742 (find_src_set_src): Adjust.
5743 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5744 Handle new micro-ops. Canonicalize value equivalances.
5745 (vt_find_locations): Compute total size of hash tables for
5746 dumping. Perform merge for var-tracking-assignments. Don't
5747 disregard single-block loops.
5748 (dump_attrs_list): Handle decl_or_value.
5749 (dump_variable): Take variable. Deal with decl_or_value.
5750 (dump_variable_slot): New.
5751 (dump_vars): Use it.
5752 (dump_dataflow_sets): Adjust.
5753 (set_slot_part): New, extended to support one-part variables
5754 after splitting out of...
5755 (set_variable_part): ... this.
5756 (clobber_slot_part): New, split out of...
5757 (clobber_variable_part): ... this.
5758 (delete_slot_part): New, split out of...
5759 (delete_variable_part): .... this.
5760 (check_wrap_constant): New.
5761 (vt_expand_loc_callback): New.
5762 (vt_expand_loc): New.
5763 (emit_note_insn_var_location): Adjust. Handle values. Handle
5764 EMIT_NOTE_AFTER_CALL_INSN.
5765 (emit_notes_for_differences_1): Adjust. Handle values.
5766 (emit_notes_for_differences_2): Likewise.
5767 (emit_notes_for_differences): Adjust.
5768 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5769 Adjust. Handle new micro-ops.
5770 (vt_add_function_parameters): Adjust. Create and bind values.
5771 (vt_initialize): Adjust. Initialize scratch_regs and
5772 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5773 operations. Move some code to count_with_sets and add_with_sets.
5774 (delete_debug_insns): New.
5775 (vt_debug_insns_local): New.
5776 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5778 (var_tracking_main): If var-tracking-assignments is enabled
5779 but var-tracking isn't, delete debug insns and leave. Likewise
5780 if we exceed limits or fail the stack adjustments tests, and
5781 after all var-tracking processing.
5782 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5783 (dataflow_set): Add traversed_vars.
5784 (value_chain, const_value_chain): New typedefs.
5785 (value_chain_pool, value_chains): New variables.
5786 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5787 add_value_chains, add_cselib_value_chains, remove_value_chain,
5788 remove_value_chains, remove_cselib_value_chains): New functions.
5789 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5790 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5792 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5793 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5794 (dst_can_be_shared): New variable.
5795 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5796 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5797 different from set->vars, look up slot again instead of using the
5799 (dataflow_set_init): Initialize traversed_vars.
5800 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5801 lookup if set->vars is shared. Don't keep slot cleared before
5802 calling unshare_variable. Unshare set->vars if needed. Adjust
5803 unshare_variable callers. Clear dst_can_be_shared if needed.
5804 Even ->refcount == 1 vars must be unshared if set->vars is shared
5805 and var needs to be modified.
5806 (dataflow_set_union): Set traversed_vars during canonicalization.
5807 (VALUE_CHANGED, DECL_CHANGED): Define.
5808 (set_dv_changed, dv_changed_p): New static inlines.
5809 (track_expr_p): Clear DECL_CHANGED.
5810 (dump_dataflow_sets): Set it.
5811 (variable_was_changed): Call set_dv_changed.
5812 (emit_note_insn_var_location): Likewise.
5813 (changed_variables_stack): New variable.
5814 (check_changed_vars_1, check_changed_vars_2): New functions.
5815 (emit_notes_for_changes): Do nothing if changed_variables is
5816 empty. Traverse changed_variables with check_changed_vars_1,
5817 call check_changed_vars_2 on each changed_variables_stack entry.
5818 (emit_notes_in_bb): Add SET argument. Just clear it at the
5819 beginning, use it instead of local &set, don't destroy it at the end.
5820 (vt_emit_notes): Call dataflow_set_clear early on all
5821 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5822 computed set, dataflow_set_clear also VTI(bb)->in when we are
5823 done with the basic block. Initialize changed_variables_stack,
5824 free it afterwards. If ENABLE_CHECKING verify that after noting
5825 differences to an empty set value_chains hash table is empty.
5826 (vt_initialize): Initialize value_chains and value_chain_pool.
5827 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5828 (variable_tracking_main): Call dump_dataflow_sets before calling
5829 vt_emit_notes, not after it.
5830 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5831 (propagate_var_def_into_debug_stmts): Declare.
5832 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5833 (df_set_note): Reject debug insns.
5834 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5835 add notes to debug insns.
5836 (df_note_bb_compute): Adjust. Likewise.
5837 (df_simulate_uses): Skip debug insns.
5838 (df_simulate_initialize_backwards): Likewise.
5839 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5840 (subst_stack_regs_pat): Reject debug insns.
5841 (convert_regs_1): Handle debug insns.
5842 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5843 (print-rtl.o): Depend on cselib.h.
5844 (cselib.o): Depend on TREE_PASS_H.
5845 (var-tracking.o): Depend on cselib.h and TARGET_H.
5846 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5847 (init_ready_list): Skip boundary debug insns.
5848 (add_branch_dependences): Skip debug insns.
5849 (free_block_dependencies): Check for blocks with only debug insns.
5850 (compute_priorities): Likewise.
5851 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5852 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5854 (gimple_build_debug_bind_stat): New.
5855 (empty_body_p): Skip debug stmts.
5856 (gimple_has_side_effects): Likewise.
5857 (gimple_rhs_has_side_effects): Likewise.
5858 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5859 (gimple_build_debug_bind_stat): Declare.
5860 (gimple_build_debug_bind): Define.
5861 (is_gimple_debug): New.
5862 (gimple_debug_bind_p): New.
5863 (gimple_debug_bind_get_var): New.
5864 (gimple_debug_bind_get_value): New.
5865 (gimple_debug_bind_get_value_ptr): New.
5866 (gimple_debug_bind_set_var): New.
5867 (gimple_debug_bind_set_value): New.
5868 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5869 (gimple_debug_bind_reset_value): New.
5870 (gimple_debug_bind_has_value_p): New.
5871 (gsi_next_nondebug): New.
5872 (gsi_prev_nondebug): New.
5873 (gsi_start_nondebug_bb): New.
5874 (gsi_last_nondebug_bb): New.
5875 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5876 (print_insn): Handle DEBUG_INSN.
5877 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5878 of first insn prevail.
5879 (first_stmt): Skip debug stmts.
5880 (first_non_label_stmt): Likewise.
5881 (last_stmt): Likewise.
5882 (has_zero_uses_1): New.
5883 (single_imm_use_1): New.
5884 (verify_gimple_debug): New.
5885 (verify_types_in_gimple_stmt): Handle debug stmts.
5886 (verify_stmt): Likewise.
5887 (debug_loop_num): Skip debug stmts.
5888 (remove_edge_and_dominated_blocks): Remove dominators last.
5889 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5890 (linearize_expr): Likewise.
5891 * config/i386/i386.c (ix86_delegitimize_address): Call
5892 default implementation.
5893 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5894 (group_barrier_needed): Skip debug insns.
5895 (emit_insn_group_barriers): Likewise.
5896 (emit_all_insn_group_barriers): Likewise.
5897 (ia64_variable_issue): Handle debug insns.
5898 (ia64_dfa_new_cycle): Likewise.
5899 (final_emit_insn_group_barriers): Skip debug insns.
5900 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5901 def cfa without frame.
5902 (process_set): Likewise.
5903 (process_for_unwind_directive): Pass frame on.
5904 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5905 (rs6000_delegitimize_address): New.
5906 (rs6000_debug_adjust_cost): Handle debug insns.
5907 (is_microcoded_insn): Likewise.
5908 (is_cracked_insn): Likewise.
5909 (is_nonpipeline_insn): Likewise.
5910 (insn_must_be_first_in_group): Likewise.
5911 (insn_must_be_last_in_group): Likewise.
5912 (force_new_group): Likewise.
5913 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5914 contains only debug insns.
5915 (rtl_merge_blocks): Skip debug insns.
5916 (purge_dead_edges): Likewise.
5917 (rtl_block_ends_with_call_p): Skip debug insns.
5918 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5919 (mark_reg_dependencies): Skip debug insns.
5920 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5921 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5922 * tree-ssa-threadedge.c
5923 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5924 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5925 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5926 (copyprop_hardreg_forward_1): Handle debug insns.
5927 * reload1.c (reload): Skip debug insns. Replace unassigned
5928 pseudos in debug insns with their equivalences.
5929 (eliminate_regs_in_insn): Skip debug insns.
5930 (emit_input_reload_insns): Skip debug insns at first, adjust
5932 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5933 (get_indirect_ref_operands): Pass opf_no_vops on.
5934 (get_expr_operands): Likewise. Skip debug stmts.
5935 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5937 2009-09-01 Richard Henderson <rth@redhat.com>
5939 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5940 stmt_ends_pp_p statements at least once.
5941 * tree-vrp.c (vrp_initialize): Likewise.
5942 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5944 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5947 Fix AIX bootstrap after PR debug/30161
5948 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5949 that is a GNU extension.
5950 (tmpl_value_parm_die_table): Move the definition of this global
5951 outside #ifdef DWARF2_DEBUGGING_INFO region.
5953 2009-09-01 Richard Guenther <rguenther@suse.de>
5955 * tree.c (tree_expr_size): New function.
5956 * tree.h (tree_expr_size): Declare.
5957 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5958 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5959 * langhooks.c (lhd_expr_size): Remove.
5960 * langhooks.h (struct lang_hooks): Remove expr_size.
5961 * explow.c (expr_size): Use tree_expr_size.
5962 (int_expr_size): Likewise.
5963 * langhooks-def.h (lhd_expr_size): Remove.
5964 (LANG_HOOKS_EXPR_SIZE): Likewise.
5965 (LANG_HOOKS_INITIALIZER): Adjust.
5967 2009-09-01 Richard Guenther <rguenther@suse.de>
5969 * tree-flow.h (mark_addressable): Move declaration ...
5970 * tree.h (mark_addressable): ... here.
5971 * stmt.c (expand_asm_operands): Use mark_addressable, not
5972 lang_hooks.mark_addressable.
5973 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5974 LANG_HOOKS_MARK_ADDRESSABLE.
5975 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5976 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5978 2009-08-31 Chris Demetriou <cgd@google.com>
5980 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5981 vectorize if not TARGET_SSE2.
5983 2009-08-31 DJ Delorie <dj@redhat.com>
5985 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5986 registers if no coprocessor is enabled.
5988 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5991 * cgraph.h (cgraph_get_node): Declare ...
5992 * cgraph.c (cgraph_get_node): ... new function.
5993 * dwarf2out.c (gen_generic_params_dies,
5994 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5995 make_ith_pack_parameter_name,
5996 append_entry_to_tmpl_value_parm_die_table,
5997 gen_remaining_tmpl_value_param_die_attribute): New functions.
5998 (gen_subprogram_die): Generate debug info for template parameters
5999 if debug info level is higher than DINFO_LEVEL_TERSE.
6000 Use tree_add_const_value_attribute_for_decl instead of
6001 tree_add_const_value_attribute.
6002 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6003 instead of tree_add_const_value_attribute.
6004 (gen_struct_or_union_type_die): Generate debug
6005 info for template parameters if debug info level is higher than
6007 (tree_add_const_value_attribute): Handle integral and pointer
6008 constants. Update comment.
6009 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6010 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6011 (reference_to_unused): Fix thinko. Remove redundant predicates from
6013 (tree_add_const_value_attribute): Make this work for constant
6015 tree_add_const_value_attribute_for_decl is to be used for variable
6017 (add_location_or_const_value_attribute): Use
6018 tree_add_const_value_attribute_for_decl now.
6019 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6020 DW_TAG_template_value_param DIEs after function DIEs have been
6022 * langhooks.h (lang_hooks_for_types): Add
6023 get_argument_pack_elems.
6024 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6025 (lang_hooks): Added get_innermost_generic_parms,
6026 get_innermost_generic_args.
6027 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6028 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6029 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6030 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6032 2009-08-31 DJ Delorie <dj@redhat.com>
6034 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6035 it once we start generating the prologue or epilogue.
6036 (mep_call_saves_register): If the frame is locked, re-use
6038 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6039 (mep_expand_prologue): Call it.
6040 (mep_expand_epilogue): Likewise.
6041 (mep_start_function): Use the same logic as mep_expand_prologue.
6042 (mep_pass_by_reference): Make logic more readable.
6043 (mep_return_in_memory): Zero-sized objects are passed in memory.
6044 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6046 2009-08-31 Richard Guenther <rguenther@suse.de>
6048 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6049 to query if the memory regions for memmove overlap.
6050 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6051 asserts on pointers, instead deal with odd trees.
6052 (ptr_derefs_may_alias_p): Likewise.
6053 (refs_may_alias_p_1): Constructor bases also never alias.
6055 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6057 * doc/install.texi (Final install): Adjust reference on where to
6058 order printed manuals.
6060 2009-08-30 Olivier Hainque <hainque@adacore.com>
6062 * dwarf2out.c (switch_to_frame_table_section): Move
6063 definition prior to first use.
6065 2009-08-30 Richard Guenther <rguenther@suse.de>
6067 PR tree-optimization/41186
6068 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6069 (ao_ref_init_from_ptr_and_size): New function.
6070 (ref_maybe_used_by_call_p_1): Be more precise tracking
6071 used ranges for builtin functions.
6072 (ref_maybe_used_by_call_p): Adjust.
6073 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6074 ranges for builtin functions.
6075 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6077 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6080 * fwprop.c (get_reg_use_in): Delete.
6081 (free_load_extend): New function.
6082 (forward_propagate_subreg): Use it.
6084 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6086 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6088 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6091 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6094 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6096 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6097 fini or fini_array section.
6099 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6101 * graphite-dependences.c (graphite_legal_transform_bb): Call
6102 pbb_remove_duplicate_pdrs.
6103 * graphite-poly.c (can_collapse_pdr): Removed.
6104 (pdr_find_duplicate): Removed.
6105 (can_collapse_pdrs): New.
6106 (pbb_remove_duplicate_pdrs): New.
6107 (new_poly_dr): Do not look for duplicates.
6108 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6109 (PBB_PDR_DUPLICATES_REMOVED): New.
6110 (pbb_remove_duplicate_pdrs): Declared.
6112 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6114 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6115 the strides by multiplying by PDR_NB_REFS.
6116 * graphite-poly.c (can_collapse_pdr): New.
6117 (pdr_find_duplicate): New.
6118 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6119 Initialize PDR_NB_REFS.
6120 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6122 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6124 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6127 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6130 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite-dependences.c (pddr_original_scattering): Return NULL
6133 for read-read dependence relations.
6134 * graphite-poly.h (enum poly_dr_type): Fix comment.
6137 (pdr_may_write_p): New.
6139 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6141 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6142 (struct poly_dr): Same.
6143 (new_poly_dr): Same.
6144 * graphite-poly.c (new_poly_dr): Same.
6145 * graphite-dependences.c (dot_deps): Disable call to system.
6147 2009-08-28 Cary Coutant <ccoutant@google.com>
6150 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6151 struct/union/enum types local to a function.
6153 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6154 Sebastian Pop <sebastian.pop@amd.com>
6156 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6157 pbb_strip_mine_time_depth. Changed the implementation so that
6158 transformation is expressed as a transformation on
6159 time (scatttering) dimensions. Also, ensures that the 2d+1
6160 scheduling format is preserved.
6161 (pbb_strip_mine_profitable_p): Profitability is based on the
6162 iteration number of a given time (scattering) dimension,
6163 and not on a original loop depth dimension.
6164 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6165 (pbb_do_strip_mine): Call psct_dynamic_dim.
6166 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6167 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6168 (pbb_nb_dynamic_scattering_transform): New.
6169 (psct_dynamic_dim): New.
6171 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6173 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6174 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6175 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6176 * graphite-interchange.c (build_linearized_memory_access): Same.
6177 (memory_stride_in_loop): Same.
6179 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6181 * graphite-dependences.c (pddr_original_scattering): New.
6182 (graphite_legal_transform_dr): Call pddr_original_scattering.
6185 * graphite-dependences.h (dot_deps): Declared.
6186 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6187 (print_pdr): Print PDR_ID.
6188 * graphite-poly.h (struct poly_dr): Add field id.
6191 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6193 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6195 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6196 not delete the original dependence relation.
6198 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6200 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6201 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6202 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6203 (free_poly_ddr): New.
6204 (pddr_is_empty): New.
6205 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6206 (dependence_polyhedron): Same. Remove useless gcc_assert.
6208 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6209 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6210 * graphite-dependences.h (enum poly_dependence_kind): New.
6211 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6212 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6213 (PDRP_SINK): Renamed PDDR_SINK.
6214 (PDRP_DDP): Renamed PDDR_DDP.
6216 (free_poly_ddr): Declared.
6217 * graphite-poly.c (new_scop): Use the new hash function names.
6218 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6219 into original_pddrs.
6220 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6222 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6224 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6225 bounds with LT_EXPR to make niter analysis more precise on code
6226 generated by Graphite.
6228 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6230 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6231 (graphite_legal_transform_bb): Same.
6232 (poly_drs_may_alias_p): Same.
6234 2009-08-28 Richard Guenther <rguenther@suse.de>
6236 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6238 2009-08-28 Jan Beulich <jbeulich@novell.com>
6240 * config/i386/netware.c: Include langhooks.h.
6241 (i386_nlm_encode_section_info): Simplify.
6242 (netware_override_options): Delete.
6243 * config/i386/netware.h (netware_override_options): Delete
6245 (OVERRIDE_OPTIONS): Delete definition.
6246 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6247 (ASM_COMMENT_START): Define.
6248 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6250 2009-08-28 Jan Beulich <jbeulich@novell.com>
6252 * configure.ac: For in-tree ld, do a plain version check to
6253 determine whether comdat groups are supported.
6254 * configure: Regenerate.
6256 2009-08-28 Olivier Hainque <hainque@adacore.com>
6258 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6259 always defined. Reflect definition or absence of such for
6260 COLLECT_EXPORT_LIST. Readability helper.
6261 (scanfilter): New enum, to help control what symbols
6262 are to be considered or ignored by scan_prog_file.
6263 (enum pass): Rename as "scanpass", moved together with scanfilter
6264 prior to scan_prog_file's prototype.
6265 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6266 Group prototype with the scanpass/scanfilter definitions, factorize
6267 head comments for the several implementations at the prototype.
6268 (main): Reorganize the first pass link control to let AIX
6269 drag only the needed frame tables in executables. Prevent
6270 frame tables collection during the scan aimed at static ctors.
6271 Pre-link and scan for frame tables later to compensate.
6272 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6273 A C statement to issue assembly directives that create a reference
6274 to the given DWARF table identifier label from the current function
6276 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6277 to differentiate first time section entry. Only emit a .data
6278 tables start identifier label the first time around.
6279 (switch_to_frame_table_section): New function. Helper for
6280 output_call_frame_info to switch possibly BACK into the eh_frame
6281 or the debug_frame section depending on FOR_EH.
6282 (output_call_frame_info): Use helper to first enter the proper
6284 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6285 emit a link to the frame table start label from each function
6287 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6288 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6289 * config/rs6000/rs6000-protos.h: Declare it.
6290 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6292 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6294 * config/sh/sh.c (split_branches): Check the result of
6297 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6299 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6300 using -pthread -fopenmp
6302 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6304 * doc/service.texi (service directory): Update URL.
6306 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6308 PR rtl-optimization/40861
6309 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6310 extract word from a multi-word subreg for negative byte positions.
6312 2009-08-27 Tristan Gingold <gingold@adacore.com>
6313 Douglas B Rupp <rupp@gnat.com>
6315 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6316 (SECTION_VMS_OVERLAY): Define.
6317 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6319 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6321 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6322 common_object declarations.
6323 (ia64_section_type_flags): Set section flag for common_object.
6324 * config/ia64/ia64-protos.h
6325 (ia64_vms_output_aligned_decl_common): Declare.
6326 (ia64_vms_elf_asm_named_section): Declare.
6328 2009-08-27 Michael Matz <matz@suse.de>
6330 * expr.c (expand_expr_real_2): New function taking exploded
6331 unary or binary expression, split out from ...
6332 (expand_expr_real_1): ... here. Move over all unary/binary
6333 switch parts to above function, in particular these codes:
6334 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6335 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6336 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6337 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6338 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6339 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6340 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6341 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6342 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6343 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6344 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6345 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6346 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6347 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6348 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6349 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6350 VEC_PACK_FIX_TRUNC_EXPR.
6351 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6354 2009-08-27 Richard Guenther <rguenther@suse.de>
6356 * gengtype.c (main): Handle uint64_t.
6357 * ipa-utils.c (get_base_var): Indent properly.
6358 * tree-ssa-live.c (debug_scope_block): New function.
6359 * tree-flow.h (debug_scope_block): Declare.
6360 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6361 * basic-block.h (enum profile_status): Rename to
6362 enum profile_status_d.
6363 (x_profile_status): Adjust type.
6365 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6368 * dwarf2out.c (get_context_die): Declare this static function.
6369 (gen_type_die_with_usage): Make sure a DIE is a generated for
6370 the context of a typedef.
6372 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6374 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6377 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6379 * config/mips/mips-protos.h (mips_output_sync): Declare.
6380 (mips_sync_loop_insns): Likewise.
6381 (mips_output_sync_loop): Replace first two parameters with an rtx.
6382 * config/mips/mips.c (mips_multi_member): New structure.
6383 (mips_multi_members): New variable.
6384 (mips_multi_start): New function.
6385 (mips_multi_add): Likewise.
6386 (mips_multi_add_insn): Likewise.
6387 (mips_multi_add_label): Likewise.
6388 (mips_multi_last_index): Likewise.
6389 (mips_multi_copy_insn): Likewise.
6390 (mips_multi_set_operand): Likewise.
6391 (mips_multi_write): Likewise.
6392 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6393 (mips_init_print_operand_punct): Update accordingly.
6394 (mips_start_ll_sc_sync_block): New function.
6395 (mips_end_ll_sc_sync_block): Likewise.
6396 (mips_output_sync): Likewise.
6397 (mips_sync_insn1_template): Likewise.
6398 (mips_sync_insn2_template): Likewise.
6399 (mips_get_sync_operand): Likewise.
6400 (mips_process_sync_loop): Likewise.
6401 (mips_output_sync_loop): Use mips_process_sync_loop.
6402 (mips_sync_loop_insns): New function.
6403 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6404 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6405 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6406 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6407 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6408 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6409 (MIPS_SYNC_OLD_OP_12): Likewise.
6410 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6411 (MIPS_SYNC_NEW_OP_12): Likewise.
6412 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6413 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6414 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6415 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6416 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6417 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6418 * config/mips/mips.md (sync_mem): New attribute.
6419 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6420 (sync_exclusive_mask, sync_required_oldval): Likewise.
6421 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6422 (sync_release_barrier): Likewise.
6423 (length): Handle sync loops.
6424 (sync): Use mips_output_sync.
6425 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6426 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6427 and use mips_output_sync_loop.
6428 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6429 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6430 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6431 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6432 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6433 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6434 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6435 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6436 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6438 2009-08-26 Richard Guenther <rguenther@suse.de>
6441 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6442 the types to not match.
6443 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6445 * tree-ssa.c (useless_type_conversion_p): Conversions to
6446 pointers to unprototyped functions are useless.
6448 2009-08-26 Richard Guenther <rguenther@suse.de>
6450 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6451 whole-program condition, prepare to be called for non-globals.
6452 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6453 params build a representative with known type and track its fields.
6455 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6457 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6458 clearing by a taken branch.
6459 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6460 effectively after bbro pass.
6461 (sync_nand<mode>): Ditto.
6462 (sync_old_<fetchop_name><mode>): Ditto.
6463 (sync_old_nand<mode>): Ditto.
6464 (sync_new_<fetchop_name><mode>): Dito.
6465 (sync_new_nand<mode>): Ditto.
6466 (sync_compare_and_swap<mode>_1): Ditto.
6467 (*sync_compare_and_swap<mode>): Ditto.
6468 (sync_lock_test_and_set<mode>_1): Ditto.
6469 ("sync_lock_test_and_set<mode>): Ditto.
6471 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6473 * hwint.h (HOST_LONG_FORMAT): New macro
6474 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6475 Use HOST_PTR_PRINTF.
6476 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6477 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6478 (HOST_PTR_PRINTF): Document.
6480 2009-08-25 Jan Hubicka <jh@suse.cz>
6482 * config/i386/bmmintrin.h: Replace by #error.
6485 Michael Meissner <michael.meissner@amd.com>
6486 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6487 Tony Linthicum <tony.linthicum@amd.com>
6489 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6490 (TARGET_ROUND): New macro for the round/ptest instructions which
6491 are shared between SSE4.1 and SSE5.
6492 (OPTION_MASK_ISA_ROUND): Ditto.
6493 (OPTION_ISA_ROUND): Ditto.
6494 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6495 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6497 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6498 (-mfused-madd): New switch to give users control over whether the
6499 compiler optimizes to use the multiply/add SSE5 instructions.
6501 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6502 (ix86_handle_option): Turn off 3dnow if -msse5.
6503 (override_options): Add SSE5 support.
6504 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6506 (ix86_expand_sse_movcc): Add SSE5 support.
6507 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6508 vector type to the next largest size.
6509 (ix86_expand_sse5_pack): New function to use pperm to pack a
6510 vector type to the next smallest size.
6511 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6512 (IX86_BUILTIN_FMADDSD): Ditto.
6513 (IX86_BUILTIN_FMADDPS): Ditto.
6514 (IX86_BUILTIN_FMADDPD): Ditto.
6515 (IX86_BUILTIN_FMSUBSS): Ditto.
6516 (IX86_BUILTIN_FMSUBSD): Ditto.
6517 (IX86_BUILTIN_FMSUBPS): Ditto.
6518 (IX86_BUILTIN_FMSUBPD): Ditto.
6519 (IX86_BUILTIN_FNMADDSS): Ditto.
6520 (IX86_BUILTIN_FNMADDSD): Ditto.
6521 (IX86_BUILTIN_FNMADDPS): Ditto.
6522 (IX86_BUILTIN_FNMADDPD): Ditto.
6523 (IX86_BUILTIN_FNMSUBSS): Ditto.
6524 (IX86_BUILTIN_FNMSUBSD): Ditto.
6525 (IX86_BUILTIN_FNMSUBPS): Ditto.
6526 (IX86_BUILTIN_FNMSUBPD): Ditto.
6527 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6528 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6529 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6530 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6531 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6532 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6533 (IX86_BUILTIN_PPERM): Ditto.
6534 (IX86_BUILTIN_PERMPS): Ditto.
6535 (IX86_BUILTIN_PERMPD): Ditto.
6536 (IX86_BUILTIN_PMACSSWW): Ditto.
6537 (IX86_BUILTIN_PMACSWW): Ditto.
6538 (IX86_BUILTIN_PMACSSWD): Ditto.
6539 (IX86_BUILTIN_PMACSWD): Ditto.
6540 (IX86_BUILTIN_PMACSSDD): Ditto.
6541 (IX86_BUILTIN_PMACSDD): Ditto.
6542 (IX86_BUILTIN_PMACSSDQL): Ditto.
6543 (IX86_BUILTIN_PMACSSDQH): Ditto.
6544 (IX86_BUILTIN_PMACSDQL): Ditto.
6545 (IX86_BUILTIN_PMACSDQH): Ditto.
6546 (IX86_BUILTIN_PMADCSSWD): Ditto.
6547 (IX86_BUILTIN_PMADCSWD): Ditto.
6548 (IX86_BUILTIN_PHADDBW): Ditto.
6549 (IX86_BUILTIN_PHADDBD): Ditto.
6550 (IX86_BUILTIN_PHADDBQ): Ditto.
6551 (IX86_BUILTIN_PHADDWD): Ditto.
6552 (IX86_BUILTIN_PHADDWQ): Ditto.
6553 (IX86_BUILTIN_PHADDDQ): Ditto.
6554 (IX86_BUILTIN_PHADDUBW): Ditto.
6555 (IX86_BUILTIN_PHADDUBD): Ditto.
6556 (IX86_BUILTIN_PHADDUBQ): Ditto.
6557 (IX86_BUILTIN_PHADDUWD): Ditto.
6558 (IX86_BUILTIN_PHADDUWQ): Ditto.
6559 (IX86_BUILTIN_PHADDUDQ): Ditto.
6560 (IX86_BUILTIN_PHSUBBW): Ditto.
6561 (IX86_BUILTIN_PHSUBWD): Ditto.
6562 (IX86_BUILTIN_PHSUBDQ): Ditto.
6563 (IX86_BUILTIN_PROTB): Ditto.
6564 (IX86_BUILTIN_PROTW): Ditto.
6565 (IX86_BUILTIN_PROTD): Ditto.
6566 (IX86_BUILTIN_PROTQ): Ditto.
6567 (IX86_BUILTIN_PROTB_IMM): Ditto.
6568 (IX86_BUILTIN_PROTW_IMM): Ditto.
6569 (IX86_BUILTIN_PROTD_IMM): Ditto.
6570 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6571 (IX86_BUILTIN_PSHLB): Ditto.
6572 (IX86_BUILTIN_PSHLW): Ditto.
6573 (IX86_BUILTIN_PSHLD): Ditto.
6574 (IX86_BUILTIN_PSHLQ): Ditto.
6575 (IX86_BUILTIN_PSHAB): Ditto.
6576 (IX86_BUILTIN_PSHAW): Ditto.
6577 (IX86_BUILTIN_PSHAD): Ditto.
6578 (IX86_BUILTIN_PSHAQ): Ditto.
6579 (IX86_BUILTIN_FRCZSS): Ditto.
6580 (IX86_BUILTIN_FRCZSD): Ditto.
6581 (IX86_BUILTIN_FRCZPS): Ditto.
6582 (IX86_BUILTIN_FRCZPD): Ditto.
6583 (IX86_BUILTIN_CVTPH2PS): Ditto.
6584 (IX86_BUILTIN_CVTPS2PH): Ditto.
6585 (IX86_BUILTIN_COMEQSS): Ditto.
6586 (IX86_BUILTIN_COMNESS): Ditto.
6587 (IX86_BUILTIN_COMLTSS): Ditto.
6588 (IX86_BUILTIN_COMLESS): Ditto.
6589 (IX86_BUILTIN_COMGTSS): Ditto.
6590 (IX86_BUILTIN_COMGESS): Ditto.
6591 (IX86_BUILTIN_COMUEQSS): Ditto.
6592 (IX86_BUILTIN_COMUNESS): Ditto.
6593 (IX86_BUILTIN_COMULTSS): Ditto.
6594 (IX86_BUILTIN_COMULESS): Ditto.
6595 (IX86_BUILTIN_COMUGTSS): Ditto.
6596 (IX86_BUILTIN_COMUGESS): Ditto.
6597 (IX86_BUILTIN_COMORDSS): Ditto.
6598 (IX86_BUILTIN_COMUNORDSS): Ditto.
6599 (IX86_BUILTIN_COMFALSESS): Ditto.
6600 (IX86_BUILTIN_COMTRUESS): Ditto.
6601 (IX86_BUILTIN_COMEQSD): Ditto.
6602 (IX86_BUILTIN_COMNESD): Ditto.
6603 (IX86_BUILTIN_COMLTSD): Ditto.
6604 (IX86_BUILTIN_COMLESD): Ditto.
6605 (IX86_BUILTIN_COMGTSD): Ditto.
6606 (IX86_BUILTIN_COMGESD): Ditto.
6607 (IX86_BUILTIN_COMUEQSD): Ditto.
6608 (IX86_BUILTIN_COMUNESD): Ditto.
6609 (IX86_BUILTIN_COMULTSD): Ditto.
6610 (IX86_BUILTIN_COMULESD): Ditto.
6611 (IX86_BUILTIN_COMUGTSD): Ditto.
6612 (IX86_BUILTIN_COMUGESD): Ditto.
6613 (IX86_BUILTIN_COMORDSD): Ditto.
6614 (IX86_BUILTIN_COMUNORDSD): Ditto.
6615 (IX86_BUILTIN_COMFALSESD): Ditto.
6616 (IX86_BUILTIN_COMTRUESD): Ditto.
6617 (IX86_BUILTIN_COMEQPS): Ditto.
6618 (IX86_BUILTIN_COMNEPS): Ditto.
6619 (IX86_BUILTIN_COMLTPS): Ditto.
6620 (IX86_BUILTIN_COMLEPS): Ditto.
6621 (IX86_BUILTIN_COMGTPS): Ditto.
6622 (IX86_BUILTIN_COMGEPS): Ditto.
6623 (IX86_BUILTIN_COMUEQPS): Ditto.
6624 (IX86_BUILTIN_COMUNEPS): Ditto.
6625 (IX86_BUILTIN_COMULTPS): Ditto.
6626 (IX86_BUILTIN_COMULEPS): Ditto.
6627 (IX86_BUILTIN_COMUGTPS): Ditto.
6628 (IX86_BUILTIN_COMUGEPS): Ditto.
6629 (IX86_BUILTIN_COMORDPS): Ditto.
6630 (IX86_BUILTIN_COMUNORDPS): Ditto.
6631 (IX86_BUILTIN_COMFALSEPS): Ditto.
6632 (IX86_BUILTIN_COMTRUEPS): Ditto.
6633 (IX86_BUILTIN_COMEQPD): Ditto.
6634 (IX86_BUILTIN_COMNEPD): Ditto.
6635 (IX86_BUILTIN_COMLTPD): Ditto.
6636 (IX86_BUILTIN_COMLEPD): Ditto.
6637 (IX86_BUILTIN_COMGTPD): Ditto.
6638 (IX86_BUILTIN_COMGEPD): Ditto.
6639 (IX86_BUILTIN_COMUEQPD): Ditto.
6640 (IX86_BUILTIN_COMUNEPD): Ditto.
6641 (IX86_BUILTIN_COMULTPD): Ditto.
6642 (IX86_BUILTIN_COMULEPD): Ditto.
6643 (IX86_BUILTIN_COMUGTPD): Ditto.
6644 (IX86_BUILTIN_COMUGEPD): Ditto.
6645 (IX86_BUILTIN_COMORDPD): Ditto.
6646 (IX86_BUILTIN_COMUNORDPD): Ditto.
6647 (IX86_BUILTIN_COMFALSEPD): Ditto.
6648 (IX86_BUILTIN_COMTRUEPD): Ditto.
6649 (IX86_BUILTIN_PCOMEQUB): Ditto.
6650 (IX86_BUILTIN_PCOMNEUB): Ditto.
6651 (IX86_BUILTIN_PCOMLTUB): Ditto.
6652 (IX86_BUILTIN_PCOMLEUB): Ditto.
6653 (IX86_BUILTIN_PCOMGTUB): Ditto.
6654 (IX86_BUILTIN_PCOMGEUB): Ditto.
6655 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6656 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6657 (IX86_BUILTIN_PCOMEQUW): Ditto.
6658 (IX86_BUILTIN_PCOMNEUW): Ditto.
6659 (IX86_BUILTIN_PCOMLTUW): Ditto.
6660 (IX86_BUILTIN_PCOMLEUW): Ditto.
6661 (IX86_BUILTIN_PCOMGTUW): Ditto.
6662 (IX86_BUILTIN_PCOMGEUW): Ditto.
6663 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6664 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6665 (IX86_BUILTIN_PCOMEQUD): Ditto.
6666 (IX86_BUILTIN_PCOMNEUD): Ditto.
6667 (IX86_BUILTIN_PCOMLTUD): Ditto.
6668 (IX86_BUILTIN_PCOMLEUD): Ditto.
6669 (IX86_BUILTIN_PCOMGTUD): Ditto.
6670 (IX86_BUILTIN_PCOMGEUD): Ditto.
6671 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6672 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6673 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6674 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6675 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6676 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6677 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6678 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6679 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6680 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6681 (IX86_BUILTIN_PCOMEQB): Ditto.
6682 (IX86_BUILTIN_PCOMNEB): Ditto.
6683 (IX86_BUILTIN_PCOMLTB): Ditto.
6684 (IX86_BUILTIN_PCOMLEB): Ditto.
6685 (IX86_BUILTIN_PCOMGTB): Ditto.
6686 (IX86_BUILTIN_PCOMGEB): Ditto.
6687 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6688 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6689 (IX86_BUILTIN_PCOMEQW): Ditto.
6690 (IX86_BUILTIN_PCOMNEW): Ditto.
6691 (IX86_BUILTIN_PCOMLTW): Ditto.
6692 (IX86_BUILTIN_PCOMLEW): Ditto.
6693 (IX86_BUILTIN_PCOMGTW): Ditto.
6694 (IX86_BUILTIN_PCOMGEW): Ditto.
6695 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6696 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6697 (IX86_BUILTIN_PCOMEQD): Ditto.
6698 (IX86_BUILTIN_PCOMNED): Ditto.
6699 (IX86_BUILTIN_PCOMLTD): Ditto.
6700 (IX86_BUILTIN_PCOMLED): Ditto.
6701 (IX86_BUILTIN_PCOMGTD): Ditto.
6702 (IX86_BUILTIN_PCOMGED): Ditto.
6703 (IX86_BUILTIN_PCOMFALSED): Ditto.
6704 (IX86_BUILTIN_PCOMTRUED): Ditto.
6705 (IX86_BUILTIN_PCOMEQQ): Ditto.
6706 (IX86_BUILTIN_PCOMNEQ): Ditto.
6707 (IX86_BUILTIN_PCOMLTQ): Ditto.
6708 (IX86_BUILTIN_PCOMLEQ): Ditto.
6709 (IX86_BUILTIN_PCOMGTQ): Ditto.
6710 (IX86_BUILTIN_PCOMGEQ): Ditto.
6711 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6712 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6713 (enum multi_arg_type): New enum for describing the various SSE5
6714 intrinsic argument types.
6715 (bdesc_multi_arg): New table for SSE5 intrinsics.
6716 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6717 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6719 (ix86_expand_builtin): Add SSE5 intrinsic support.
6720 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6721 operand instructions.
6722 (ix86_expand_sse5_multiple_memory): New function to split the
6723 second memory reference from SSE5 instructions.
6724 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6725 (ix86_return_pops_args): Use stdarg_p to determine if the function
6726 has variable arguments.
6727 (ix86_setup_incoming_varargs): Ditto.
6728 (x86_this_parameter): Ditto.
6730 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6732 (ix86_expand_sse5_pack): Ditto.
6733 (ix86_sse5_valid_op_p): Ditto.
6734 (ix86_expand_sse5_multiple_memory): Ditto.
6736 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6737 constant for SSE5 support.
6738 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6739 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6740 (UNSPEC_SSE5_PERMUTE): Ditto.
6741 (UNSPEC_SSE5_ASHIFT): Ditto.
6742 (UNSPEC_SSE5_LSHIFT): Ditto.
6743 (UNSPEC_FRCZ): Ditto.
6744 (UNSPEC_CVTPH2PS): Ditto.
6745 (UNSPEC_CVTPS2PH): Ditto.
6746 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6748 (COM_FALSE_S): Ditto.
6749 (COM_FALSE_P): Ditto.
6750 (COM_TRUE_S): Ditto.
6751 (COM_TRUE_P): Ditto.
6752 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6753 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6755 (memory attribute): Ditto.
6756 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6757 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6758 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6759 (floor<mode>2): Ditto.
6760 (ceil<mode>2): Ditto.
6761 (btrunc<mode>2): Ditto.
6762 (nearbyintdf2): Ditto.
6763 (nearbyintsf2): Ditto.
6764 (sse_setccsf): Disable if SSE5.
6765 (sse_setccdf): Ditto.
6766 (sse5_setcc<mode>): New support for SSE5 conditional move.
6767 (sse5_pcmov_<mode>): Ditto.
6769 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6771 (SSEMODEF2P): Ditto.
6772 (ssemodesuffixf4): New mode attribute for SSE5.
6773 (ssemodesuffixf2s): Ditto.
6774 (ssemodesuffixf2c): Ditto.
6775 (sserotatemax): Ditto.
6776 (ssescalarmode): Ditto.
6777 (sse_maskcmpv4sf3): Disable if SSE5.
6778 (sse_maskcmpv2df3): Ditto.
6779 (sse_vmmaskcmpv4sf3): Ditto.
6780 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6781 (sse5_vmfmadd<mode>4): Ditto.
6782 (sse5_fmsub<mode>4): Ditto.
6783 (sse5_vmfmsub<mode>4): Ditto.
6784 (sse5_fnmadd<mode>4): Ditto.
6785 (sse5_vmfnmadd<mode>4): Ditto.
6786 (sse5_fnmsub<mode>4): Ditto.
6787 (sse5_vmfnmsub<mode>4): Ditto.
6788 (sse5i_fmadd<mode>4): Ditto.
6789 (sse5i_fmsub<mode>4): Ditto.
6790 (sse5i_fnmadd<mode>4): Ditto.
6791 (sse5i_fnmsub<mode>4): Ditto.
6792 (sse5i_vmfmadd<mode>4): Ditto.
6793 (sse5i_vmfmsub<mode>4): Ditto.
6794 (sse5i_vmfnmadd<mode>4): Ditto.
6795 (sse5i_vmfnmsub<mode>4): Ditto.
6796 (mulv16qi3): Add SSE5 support.
6798 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6799 (sse2_mulv4si3): Disable if SSE5.
6800 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6801 (sse4_1_roundps): Ditto.
6802 (sse4_1_roundsd): Ditto.
6803 (sse4_1_roundss): Ditto.
6804 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6806 (sse_maskcmpsf3): Ditto.
6807 (sse_vmmaskcmpv4sf3): Ditto.
6808 (sse2_maskcmpv2df3): Ditto.
6809 (sse2_maskcmpdf3): Ditto.
6810 (sse2_vmmaskcmpv2df3): Ditto.
6811 (sse2_eq<mode>3): Ditto.
6812 (sse2_gt<mode>3): Ditto.
6813 (sse5_pcmov_<mode>): Add SSE5 support.
6814 (vec_unpacku_hi_v16qi): Ditto.
6815 (vec_unpacks_hi_v16qi): Ditto.
6816 (vec_unpacku_lo_v16qi): Ditto.
6817 (vec_unpacks_lo_v16qi): Ditto.
6818 (vec_unpacku_hi_v8hi): Ditto.
6819 (vec_unpacks_hi_v8hi): Ditto.
6820 (vec_unpacku_lo_v8hi): Ditto.
6821 (vec_unpacks_lo_v8hi): Ditto.
6822 (vec_unpacku_hi_v4si): Ditto.
6823 (vec_unpacks_hi_v4si): Ditto.
6824 (vec_unpacku_lo_v4si): Ditto.
6825 (vec_unpacks_lo_v4si): Ditto.
6826 (sse5_pmacsww): New SSE5 intrinsic insn.
6827 (sse5_pmacssww): Ditto.
6828 (sse5_pmacsdd): Ditto.
6829 (sse5_pmacssdd): Ditto.
6830 (sse5_pmacssdql): Ditto.
6831 (sse5_pmacssdqh): Ditto.
6832 (sse5_pmacsdqh): Ditto.
6833 (sse5_pmacsswd): Ditto.
6834 (sse5_pmacswd): Ditto.
6835 (sse5_pmadcsswd): Ditto.
6836 (sse5_pmadcswd): Ditto.
6837 (sse5_pcmov_<move>): Conditional move support on SSE5.
6838 (sse5_phaddbw): New SSE5 intrinsic insn.
6839 (sse5_phaddbd): Ditto.
6840 (sse5_phaddbq): Ditto.
6841 (sse5_phaddwd): Ditto.
6842 (sse5_phaddwq): Ditto.
6843 (sse5_phadddq): Ditto.
6844 (sse5_phaddubw): Ditto.
6845 (sse5_phaddubd): Ditto.
6846 (sse5_phaddubq): Ditto.
6847 (sse5_phadduwd): Ditto.
6848 (sse5_phadduwq): Ditto.
6849 (sse5_phaddudq): Ditto.
6850 (sse5_phsubbw): Ditto.
6851 (sse5_phsubwd): Ditto.
6852 (sse5_phsubdq): Ditto.
6853 (sse5_pperm): Ditto.
6854 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6855 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6856 (sse5_pperm_sign_v8hi_v4si): Ditto.
6857 (sse5_pperm_zero_v8hi_v4si): Ditto.
6858 (sse5_pperm_sign_v4si_v2di): Ditto.
6859 (sse5_pperm_sign_v4si_v2di): Ditto.
6860 (sse5_pperm_pack_v2di_v4si): Ditto.
6861 (sse5_pperm_pack_v4si_v8hi): Ditto.
6862 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6863 (sse5_perm<mode>): New SSE5 intrinsic insn.
6864 (rotl<mode>3): Ditto.
6865 (sse5_rotl<mode>3): Ditto.
6866 (sse5_ashl<mode>3): Ditto.
6867 (sse5_lshl<mode>3): Ditto.
6868 (sse5_frcz<mode>2): Ditto.
6869 (sse5s_frcz<mode>2): Ditto.
6870 (sse5_cvtph2ps): Ditto.
6871 (sse5_cvtps2ph): Ditto.
6872 (sse5_vmmaskcmp<mode>3): Ditto.
6873 (sse5_com_tf<mode>3): Ditto.
6874 (sse5_maskcmp<mode>3): Ditto.
6875 (sse5_maskcmp_uns<mode>3): Ditto.
6876 (sse5_maskcmp_uns2<mode>3): Ditto.
6877 (sse5_pcom_tf<mode>3): Ditto.
6879 * config/i386/predicates.md (sse5_comparison_float_operator):
6880 New predicate to match the comparison operators supported by
6881 the SSE5 com instruction.
6882 (ix86_comparison_int_operator): New predicate to match just the
6883 signed int comparisons.
6884 (ix86_comparison_uns_operator): New predicate to match just the
6885 unsigned int comparisons.
6887 * doc/invoke.texi (-msse5): Add documentation.
6888 (-mfused-madd): Ditto.
6890 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6892 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6894 (x86_64-*-*): Ditto.
6896 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6898 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6899 intrinisics for SSE5.
6901 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6904 * config/i386/mmintrin-common.h: New file, to contain common
6905 instructions between SSE4.1 and SSE5.
6907 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6908 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6909 (gen_regparm_prefix): Ditto.
6911 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6912 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6913 prototype_p to determine if a function is prototyped.
6915 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6917 * c-common.c (c_common_reswords) add the alignof keyword,
6918 with same RID as __alignof and __alignof__
6920 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6922 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6923 * hooks.c (hook_bool_const_int_const_int_true): New function.
6924 * target.h (struct gcc_target): Add can_eliminate field.
6925 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6926 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6927 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6928 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6929 (elim_table): Revise comment.
6930 * system.h (CAN_ELIMINATE): Poison.
6931 * defaults.h (CAN_ELIMINATE): Remove.
6932 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6934 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6935 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6937 (alpha_vms_can_eliminate): Declare as static, change return type to
6939 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6941 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6942 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6943 (arm_can_eliminate): New function.
6945 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6946 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6947 (avr_can_eliminate): Declare as static.
6948 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6950 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6951 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6952 (bfin_can_eliminate): New function.
6954 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6955 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6956 (crx_can_eliminate): New function.
6958 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6959 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6960 (fr30_can_eliminate): New function.
6962 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6963 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6964 (frv_can_eliminate): New function.
6966 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6967 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6968 (h8300_can_eliminate): New function.
6970 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6971 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6972 (i386_can_eliminate): Declare as static, change return type to bool.
6973 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6975 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6976 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6977 (ia64_can_eliminate): New function.
6979 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6980 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6981 (iq2000_can_eliminate): New function.
6983 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6984 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6985 (m32r_can_eliminate): New function.
6987 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6988 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6989 (m68hc11_can_eliminate): New function.
6991 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6992 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6993 (m68k_can_eliminate): New function.
6995 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6996 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6997 (mep_can_eliminate): New function.
6999 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7000 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7001 (mips_can_eliminate): New function.
7003 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7004 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7005 (rs6000_can_eliminate): New function.
7007 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7008 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7009 (s390_can_eliminate): Declare as static.
7010 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7012 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7013 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7014 (score_can_eliminate): New function.
7016 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7017 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7018 (sparc_can_eliminate): Declare as static.
7019 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7021 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7022 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7023 (xstormy16_can_eliminate): New function.
7025 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7026 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7027 (v850_can_eliminate): New function.
7029 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7031 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7032 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7033 (*movdfcc_ext[1234]): Disable for IEEE mode.
7035 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7037 * gimplify.c (prepare_gimple_addressable): New static function.
7038 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7040 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7041 manually fiddling with it.
7043 2009-08-25 Michael Matz <matz@suse.de>
7045 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7046 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7048 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7049 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7050 (do_jump): Split out code for simple binary comparisons into ...
7051 (do_jump_1): ... this, taking the individual operands and code.
7052 Change callers to helper function above accordingly.
7053 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7056 2009-08-25 Michael Matz <matz@suse.de>
7058 * expr.h (struct separate_ops, sepops): New type for passing
7059 around an exploded simple expression.
7060 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7061 Use this structure instead of expression tree.
7062 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7063 expression, only its type.
7064 (expand_vec_cond_expr): Take type and individual operands instead
7066 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7067 expand_vec_shift_expr): Change prototype accordingly.
7068 * tree-vect-stmts.c (vectorizable_condition): Change call of
7069 expand_vec_cond_expr_p to pass only type.
7070 * expr.c (do_store_flags): Change prototype and implementation
7071 to take an exploded expression.
7072 (expand_expr_real_1): New local ops initialized with details
7073 of the full expression. Use it instead of full
7074 expression in calls to do_store_flags, expand_vec_cond_expr,
7075 expand_widen_pattern_expr and expand_vec_shift_expr.
7077 2009-08-25 Michael Matz <matz@suse.de>
7079 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7080 treeop2 initialized with first three operands of the full expression.
7081 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7083 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7085 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7086 (__gthread_objc_condition_allocate): Mark arguments as unused.
7087 (__gthread_objc_condition_deallocate): Likewise.
7088 (__gthread_objc_condition_wait): Likewise.
7089 (__gthread_objc_condition_broadcast): Likewise.
7090 (__gthread_objc_condition_signal): Likewise.
7091 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7092 (__gthread_objc_thread_id): Likewise.
7094 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7097 * tree-pretty-print.c (print_call_name): Print the correct call name
7098 for procedure pointer components.
7100 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7102 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7103 default_promote_function_mode when not VMS.
7105 2009-08-24 Olivier Hainque <hainque@adacore.com>
7107 * convert.c (convert_to_integer): Don't assume an input pointer is
7108 POINTER_SIZE wide. Fetch from the type instead.
7110 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7112 * configure.ac (AC_PREREQ): Bump to 2.64.
7114 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7116 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7117 (process_command): Don't search standard_exec_prefix_1 and
7118 standard_exec_prefix_2.
7120 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7122 * config/arm/arm.c (output_return_instruction): Handle for
7125 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7127 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7129 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7131 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7132 (*arm_movdf_vfp): Likewise.
7134 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7136 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7137 (vashr<mode>3): Rename from ashr<mode>3.
7138 (vlshr<mode>3): Rename from lshr<mode>3.
7140 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7143 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7144 (check_format_info_main): Use scalar_identify_flag.
7145 (check_format_types): Check for scalar size identity if
7146 scalar_identify_flag is set.
7147 (printf_length_specs): Extend by new field.
7148 (asm_fprintf_length_specs): Likewise.
7149 (gcc_diag_length_specs): Likewise.
7150 (scanf_length_specs): Likewise.
7151 (strfmon_length_specs): Likewise.
7152 (gcc_gfc_length_specs): Likewise.
7153 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7154 (ms_printf_flag_specs): Likewise.
7155 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7157 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7160 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7161 (*call_value_pop_1): Ditto.
7162 (*sibcall_pop_1): New insn pattern.
7163 (*sibcall_value_pop_1): Ditto.
7165 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7168 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7171 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7174 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7175 (get_reg_use_in): New function.
7176 (forward_propagate_subreg): Propagate through subreg of zero_extend
7179 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7181 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7182 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7184 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7186 * configure.ac: Remove --with-datarootdir, --with-docdir,
7187 --with-htmldir switches. No need to call AC_SUBST for
7188 datarootdir, docdir, htmldir any more.
7189 * configure: Regenerate.
7190 * doc/install.texi (Configuration): Document --datarootdir,
7191 --docdir, --htmldir, --pdfdir; update documentation for
7192 --infodir, --mandir.
7193 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7196 * aclocal.m4: Regenerate.
7197 * config.in: Regenerate.
7198 * configure: Regenerate.
7200 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7201 Olivier Hainque <hainque@adacore.com>
7203 * config/ia64/ia64.c: Include libfuncs.h.
7204 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7205 (ia64_expand_call): Use reg 25 on VMS.
7206 (ia64_initialize_trampoline): Fix for VMS ABI.
7207 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7208 (ia64_function_arg): Initialize reg 25 on VMS.
7209 Fix OpenVMS ABI issues for varargs.
7210 For OpenVMS, emit the Argument Information register set in the
7211 incoming/sibcall case as well.
7212 (ia64_arg_type): New function.
7213 (ia64_function_arg_advance): Keep track of cum->words.
7214 Fix OpenVMS ABI issues for varargs.
7215 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7216 (ia64_override_options): Set flag_no_common on VMS.
7217 (ia64_init_builtins): Disable FWRITE builtin.
7218 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7219 (ia64_vms_init_libfuncs): Add decc$ routines.
7220 (ia64_vms_valid_pointer_mode): New function.
7221 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7222 (ia64_promote_function_mode): New function
7223 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7224 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7225 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7226 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7227 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7228 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7229 Suppress trailing '#' if VALUE is numeric.
7230 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7231 ia64_promote_function_mode.
7232 (TARGET_VALID_POINTER_MODE): Define.
7234 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7237 * config/rs6000/rs6000.c (rs6000_override_options): Use
7238 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7241 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7242 reporting of vector + decimal/boolean/complex error.
7244 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7246 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7247 __vector double TYPE_DECL.
7249 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7251 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7252 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7253 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7254 to pointer to enum machine_mode. Update all callers as needed.
7256 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7258 * config/alpha/alpha.md (exception_receiver): Emit alternative
7259 GP load sequence if flag_reorder_blocks_and_partition is set.
7260 (*exception_receiver_2): Also enable when
7261 flag_reorder_blocks_and_partition is set.
7263 2009-08-20 Matt Rice <ratmice@gmail.com>
7264 Diego Novillo <dnovillo@google.com>
7266 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7269 2009-08-20 Richard Guenther <rguenther@suse.de>
7271 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7272 * c-tree.h (c_dup_lang_specific_decl): Remove.
7273 (struct lang_decl, struct lang_type): Move definitions ...
7274 * c-lang.h: ... here. New file.
7275 * c-decl.c: Include c-lang.h.
7276 (c_dup_lang_specific_decl): Remove.
7277 * c-typeck.c: Include c-lang.h.
7278 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7279 (c-typeck.o): Likewise.
7280 * c-config-lang.in (gtfiles): Add c-lang.h.
7281 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7284 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7286 * config/alpha/alpha.c (alpha_end_function): Do not clear
7287 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7288 this is now handled in generic code.
7290 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7292 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7293 (s390_z10_fix_long_loop_prediction): New function.
7294 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7295 (s390_reorg): Walk over the INSNs and invoke
7296 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7298 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7300 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7301 "*brx_64bit", "*brx_31bit"): New patterns.
7302 * config/s390/s390.c ('E'): New output modifier.
7304 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7305 Richard Earnshaw <richard.earnshaw@arm.com>
7307 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7308 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7310 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7312 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7314 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7315 for mode mode of operand0 when doing secondary reload for SAR.
7317 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7320 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7321 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7323 2009-08-19 Jason Merrill <jason@redhat.com>
7325 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7326 supported template depth in C++0x.
7328 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7330 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7331 free_after_compilation.
7332 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7333 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7334 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7335 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7336 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7337 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7338 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7340 2009-08-19 Ian Lance Taylor <iant@google.com>
7342 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7343 of (plus (mult (neg B) C) A).
7345 2009-08-18 Michael Matz <matz@suse.de>
7347 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7348 instead of comparing TYPE_MAIN_VARIANT for equality.
7349 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7350 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7351 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7352 * gimplify.c (goa_lhs_expr_p): Ditto and use
7353 STRIP_USELESS_TYPE_CONVERSION.
7355 2009-08-18 Michael Matz <matz@suse.de>
7357 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7358 first field in a struct.
7359 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7361 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7363 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7364 locators before emit_insn is called. Remove assert that
7366 (alpha_end_function): Clear crtl->emit structure and free insn
7367 locators if cfun->is_thunk is true.
7369 2009-08-18 Jason Merrill <jason@redhat.com>
7371 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7373 * configure.ac: Test for it.
7374 * configure, config.in: Regenerate.
7375 * doc/install.texi: Document --enable-gnu-unique-object.
7377 2009-08-18 Richard Guenther <rguenther@suse.de>
7380 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7381 pow(x,y*z) only if x is nonnegative.
7383 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7385 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7389 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7390 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7392 2009-08-17 DJ Delorie <dj@redhat.com>
7394 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7395 * config/m32c/prologue.md (epilogue_freit): New.
7397 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7398 (bank_switch_p): Likewise.
7399 (fast_interrupt_p): Likewise.
7400 (interrupt_p): Likewise.
7401 (m32c_conditional_register_usage): Round memregs size up.
7402 (need_to_save): We only need to save $a0 when we use ENTER.
7403 (interrupt_p): Check for fast_interrupt too.
7404 (bank_switch_p): New.
7405 (fast_interrupt_p): New.
7406 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7407 (m32c_emit_prolog): Support bank switching and fast interrupts.
7408 * doc/extend.texi (Function Attributes): Add bank_switch and
7411 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7413 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7414 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7416 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7418 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7419 (menu): Add IA-64/VMS Options.
7420 (IA-64/VMS Options): Likewise.
7422 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7425 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7427 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7429 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7430 (mips_pop_asm_switch): Likewise.
7431 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7433 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7434 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7435 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7436 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7437 instead of set_noreorder.
7438 (mips_output_function_prologue): Use the new functions.
7439 (mips_output_function_epilogue): Likewise.
7440 (mips_need_noat_wrapper_p): New function, split out from...
7441 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7442 Use mips_push_asm_switch and mips_pop_asm_switch.
7443 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7444 and mips_pop_asm_switch.
7445 (ASM_OUTPUT_REG_POP): Likewise.
7446 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7447 Use mips_pop_asm_switch.
7448 (mips_asm_switch): New structure.
7449 (set_noreorder, set_nomacro): Replace with...
7450 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7451 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7452 instead of set_nomacro.
7453 (fix_truncsfsi2_macro): Likewise.
7454 (cprestore): Likewise.
7455 (hazard): Use mips_noreorder instead of set_noreorder.
7456 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7458 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7460 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7461 from prev_active_insn.
7463 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7465 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7466 * config/avr/avr.c (avr_override_options): Initialize
7467 avr_current_arch variable.
7468 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7469 __AVR_HAVE_16BIT_SP__ according to the device type.
7470 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7472 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7473 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7475 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7478 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7479 generating inlined subroutine die only. We shouldn't be
7480 called for anything else.
7481 (gen_block_die): Don't generate inline subroutine debug info for
7484 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7486 * graphite-poly.c (print_pbb): Print PBB index.
7488 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7491 * graphite-interchange.c (ppl_max_for_le): Moved...
7492 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7493 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7494 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7495 * graphite-ppl.h (ppl_max_for_le): Declared.
7497 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7499 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7500 supported on all platforms.
7501 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7502 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7503 * c-pragma.c: Likewise.
7504 * target-def.h (TARGET_INITIALIZER): Remove
7505 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7506 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7508 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7510 * config/ia64/fde-vms.c: New file.
7511 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7512 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7513 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7514 (uw_frame_state_for): Only register a personality routine if it is
7515 known to be compatible with our expectations.
7516 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7517 Declare unw_table_entry stack variable and
7518 mod all calls to _Unwind_FindTableEntry to add arg.
7519 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7520 (_Unwind_FindTableEntry): Add arg to prototype.
7522 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7524 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7525 field 'signal_pfs_loc'.
7526 (uw_frame_state_for): Remove duplicate code dealing with leaf
7527 procedures without unwind info.
7528 If in the frame after unwinding through a signal handler, restore
7529 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7530 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7531 'pfs_loc' to the AR.PFS location in the signal context; instead
7532 set 'signal_pfs_loc'.
7533 Manually generate the unwind info for the AR.PFS register.
7534 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7535 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7536 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7537 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7538 instead set 'signal_pfs_loc'.
7539 Remove code preventing the AR.PFS register from being restored
7540 from the signal context.
7542 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7543 Tristan Gingold <gingold@adacore.com>
7545 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7546 * config/ia64/t-vms: New file.
7547 * config/ia64/vms64.h: New file.
7548 * config/ia64/vms.h: New file.
7549 * config/ia64/vms-crtinit.asm: New file.
7550 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7551 * config/ia64/vms-unwind.h: New file.
7553 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7555 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7558 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7561 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7563 * real.h (do_mpc_arg2): ... here.
7564 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7567 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7569 * final.c (add_debug_prefix_map): Don't use GC memory for
7570 old_prefix and new_prefix.
7572 2009-08-14 Richard Guenther <rguenther@suse.de>
7574 * ipa-prop.c (compute_complex_pass_through): If we cannot
7575 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7577 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7579 * c-lex.c (c_lex_with_flags): Increase size of local variable
7580 to avoid memory clobber.
7582 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7585 * config/i386/i386.c (ix86_fp_comparison_strategy):
7586 Only enable/disable sahf at function granularity.
7588 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7590 PR rtl-optimization/41064
7591 * reload1.c (reload_as_needed): Don't call extract_insn
7592 for known invalid replacements after calling
7593 validate_replace_rtx_group and verify_changes.
7595 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7598 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7599 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7600 ix86_expand_fp_vcond.
7601 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7602 Assert that operation is supported by ix86_expand_int_vcond.
7603 (vcondu<SSEMODE124C8:mode>): Ditto.
7605 2009-08-13 DJ Delorie <dj@redhat.com>
7607 * config/i386/djgpp-stdint.h: New.
7608 * config.gcc (djgpp): Use it.
7610 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7612 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7613 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7615 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7617 * tree-ssa-loop-prefetch.c
7618 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7619 for long-stride pruning.
7620 (compute_miss_rate): New function to compute the probability
7621 that two memory references access different cache lines.
7623 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7625 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7627 2009-08-13 Richard Guenther <rguenther@suse.de>
7630 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7631 use the constant pointer type.
7632 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7633 of CV qualifiers on the target pointer type.
7634 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7635 conversion check before restrict check.
7637 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7640 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7642 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7644 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7646 2009-08-12 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/41011
7649 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7650 and reference constructing.
7652 2009-08-12 Xinliang David Li <davidxl@google.com>
7654 PR tree-optimization/41012
7655 * tree-flow.h : New external interface.
7656 * gimple-low.c (check_call_arg): Change to public function.
7657 Remove argument mismatch check in lowering.
7658 * tree-inline.h (tree_can_inline_p): Interface change.
7659 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7661 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7662 Call change to tree_can_inline_p function.
7663 (cgraph_decide_inlining_incrementally): Ditto.
7665 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7667 PR tree-optimization/41031
7668 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7669 on the partition variable rather than promote_mode on the source
7670 type. Assert that the partition variable's type has the same
7671 mode as the source value's.
7673 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7675 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7676 for for_return == 2.
7677 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7679 * calls.c (expand_call): Fix typo.
7680 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7682 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7684 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7685 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7686 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7687 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7689 2009-08-12 Andrew Haley <aph@redhat.com>
7691 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7693 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7696 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7698 2009-08-12 Richard Guenther <rguenther@suse.de>
7700 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7701 * gimplify.c (gimplify_modify_expr): Do not use
7702 lang_hooks.types_compatible_p.
7703 * tree-ssa.c (useless_type_conversion_p): For aggregates
7704 just return false if the canonical types differ.
7706 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7709 * sese.c (convert_for_phi_arg): New.
7710 (add_guard_exit_phis): Use convert_for_phi_arg.
7712 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7714 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7715 unknown subscript upper bounds.
7717 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7718 Pranav Garg <pranav.garg2107@gmail.com>
7720 * graphite-interchange.c (gather_access_strides): Removed.
7721 (ppl_max_for_le): New.
7722 (build_linearized_memory_access): New.
7723 (memory_stride_in_loop): New.
7724 (pbb_interchange_profitable_p): Reimplemented.
7725 * graphite-ppl.h (ppl_new_id_map): New.
7726 (ppl_interchange): New.
7728 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7730 * graphite-interchange.c (compute_subscript): Removed.
7731 (compute_array_size_cstr): Removed.
7732 (compute_array_size_poly): Removed.
7733 (compute_array_size): Removed.
7734 (gather_access_strides_poly): Removed.
7735 (gather_access_strides): Empty.
7737 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7739 * graphite-dependences.c (dependence_polyhedron_1): Replace
7740 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7741 (graphite_legal_transform_dr): Same.
7742 (graphite_carried_dependence_level_k): Same.
7743 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7744 Initialize PDR_NB_SUBSCRIPTS.
7745 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7747 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7748 (PDR_NB_SUBSCRIPTS): New.
7749 (pdr_nb_subscripts): Removed.
7750 (pdr_dim): Simplified.
7751 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7752 with PDR_NB_SUBSCRIPTS.
7754 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7756 * graphite-interchange.c (compute_array_size): Remove use of
7758 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7759 Do not initialize PDR_DATA_CONTAINER.
7760 (print_pdr): Do not print PDR_DATA_CONTAINER.
7761 * graphite-poly.h (struct poly_dr): Remove data_container field.
7762 (PDR_DATA_CONTAINER): Removed.
7763 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7765 (build_poly_dr): Same.
7767 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7768 Sebastian Pop <sebastian.pop@amd.com>
7770 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7771 copy of the dependence polyhedron. Free the temporary objects.
7772 (graphite_carried_dependence_level_k): Free unused objects before
7775 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7777 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7778 Early return without analyzing the data dependences if no
7779 transform has been done. Call restore_scattering if the transform
7781 (graphite-interchange.c): Same.
7782 * graphite-poly.c (print_scattering_function): Test for
7784 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7785 (apply_poly_transforms): Do not gcc_assert that
7786 the transform is legal.
7787 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7788 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7789 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7790 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7791 * graphite-poly.h (struct poly_scattering): New.
7792 (struct poly_bb): Add original, transformed, and saved fields.
7793 Remove transformed_scattering, original_scattering,
7794 nb_local_variables and nb_scattering_transform fields.
7795 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7796 (poly_scattering_new): New.
7797 (poly_scattering_free): New.
7798 (poly_scattering_copy): New.
7799 (store_scattering_pbb): New.
7800 (store_scattering): New.
7801 (restore_scattering_pbb): New.
7802 (restore_scattering): New.
7803 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7804 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7806 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7808 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7811 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7813 * Makefile.in (graphite.o): Depends on PREDICT_H.
7814 * graphite.c: Include predict.h.
7815 (graphite_finalize): Call tree_estimate_probability.
7816 * predict.c (predict_loops): Do not call scev_initialize and
7818 (tree_estimate_probability_bb): New.
7819 (tree_estimate_probability): Do not initialize loops: move that
7820 code to the driver. Call tree_estimate_probability_bb.
7821 (tree_estimate_probability_driver): New.
7822 (pass_profile): Use tree_estimate_probability_driver.
7823 * predict.h (tree_estimate_probability): Declared.
7825 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7827 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7828 * graphite-dependences.c (graphite_legal_transform): Add time to
7829 TV_GRAPHITE_DATA_DEPS.
7830 (dependency_between_pbbs_p): Same.
7831 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7833 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7835 PR rtl-optimization/41033
7836 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7837 aliasing is disabled.
7839 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7841 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7842 si_mask_operand, and_load_operand, low_bitmask_operand,
7843 and_reg_operand, and_operand): New predicates.
7844 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7845 * config/mips/mips.c (and_operands_ok): New function.
7846 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7847 * config/mips/mips.md (move_type): Add ext_ins and logical.
7848 (type): Handle them.
7849 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7850 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7851 shift_shift. Remove commutative constraint modifier.
7852 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7854 (*clear_upper32_dext): Remove define_insn_and_split.
7855 (*clear_upper32): Turn this define_insn_and_split ...
7856 (splitter for ANDing register with 0xffff_ffff): .. into this.
7858 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7860 * combine.c (try_widen_shift_mode): Factor out code to check if an
7861 integer constant is a low-order bitmask from here ...
7862 * rtlanal.c (low_bitmask_len): ... to here.
7863 * rtl.h (low_bitmask_len): Declare.
7865 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7868 * config/alpha/alpha.md (addsi3): Remove expander.
7869 (addsi3): Rename from *addsi3_internal insn pattern.
7870 (subsi3): Remove expander.
7871 (subsi3): Rename from *subsi3_internal insn pattern.
7873 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7875 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7878 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7879 Eric Botcazou <botcazou@adacore.com>
7880 Douglas B Rupp <rupp@gnat.com>
7882 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7883 that records that fit in 64 bits are returned by immediate value,
7884 as required by OpenVMS Calling Standard.
7885 (function_value): Adjust for above modification.
7886 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7887 virtual_incoming_args_rtx as base object, not next_arg.
7888 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7890 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7892 * reload.c (find_reloads_subreg_address): Check the original
7893 req_equiv_mem address to detect the case where an address is
7894 not valid in the outer mode.
7896 2009-08-11 Richard Guenther <rguenther@suse.de>
7899 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7901 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7903 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7904 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7906 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7907 Douglas B Rupp <rupp@gnat.com>
7909 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7910 PT_STACK when frame_pointer_needed on OpenVMS.
7911 (alpha_pv_save_size, alpha_using_fp): Remove.
7912 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7913 with proper processing for PT_NULL.
7914 (alpha_vms_initial_elimination_offset): New function. Support for
7915 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7916 (alpha_sa_size): Force procedure type to PT_STACK when
7917 frame_pointer_needed on OpenVMS.
7918 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7919 (alpha_using_fp): Likewise.
7920 (alpha_vms_can_eliminate): Add prototype.
7921 (alpha_vms_initial_elimination_offset): Likewise.
7922 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7923 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7925 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7926 Douglas B Rupp <rupp@gnat.com>
7928 * config/alpha/alpha.c (common_object_handler): New function.
7929 (vms_attribute_table): Declare a single attribute "common_object".
7930 (vms_output_aligned_decl_common): New global function.
7931 (SECTION_VMS_OVERLAY): Delete.
7932 (SECTION_VMS_GLOBAL): Likewise.
7933 (SECTION_VMS_INITIALIZE): Likewise.
7934 (vms_asm_named_section): Remove support for above flags.
7935 (vms_section_type_flags): Delete.
7936 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7937 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7938 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7939 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7941 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7944 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7945 (sub_ddmmss): Likewise.
7947 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7950 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7953 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7956 * reload1.c (reload_as_needed): Use cancel_changes to completely
7957 undo a failed replacement attempt.
7959 2009-08-10 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7963 (useless_type_conversion_p): ... here. Require pointer targets
7966 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7969 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7970 loose the original type of the statement list.
7972 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7974 * config/alpha/alpha.c: Include libfuncs.h
7975 (avms_asm_output_extern): New function.
7976 (alpha_init_libfuncs): Init some decc libfuncs.
7977 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7978 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7979 (DO_CRTL_NAMES): Define.
7981 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7982 (LONG_TYPE_SIZE): Define.
7983 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7984 (SUBTARGET_SWITCHES): Define malloc64 switch.
7985 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7986 (MASK_RETURN_ADDR): Define.
7987 doc/invoke.texi (mmalloc64): Document switch.
7989 2009-08-09 Olivier Hainque <hainque@adacore.com>
7990 Douglas B Rupp <rupp@gnat.com>
7992 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7993 uses_condition_handler.
7994 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7995 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7996 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7997 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7998 (code_for_builtin): New insn codes for the new alpha_builtins.
7999 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8000 (alpha_sa_size): Account for uses_condition_handler.
8001 (alpha_expand_prologue): Likewise.
8002 (alpha_start_function): Likewise.
8003 (alpha_expand_epilogue): Likewise.
8004 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8005 establish/revert expanders.
8006 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8007 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8008 New expander, resorting to the alpha.c associated function.
8009 (builtin_revert_vms_condition_handler): Likewise.
8010 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8011 __gcc_shell_handler, the static VMS condition handler used as
8012 an indirection wrapper to the current dynamically established
8014 * config/alpha/vms-unwind.h: Complete rewrite.
8015 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8016 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8018 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8019 Douglas B Rupp <rupp@gnat.com>
8021 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8022 (alpha_need_linkage): Handle aliases. Return function symbol.
8023 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8024 Use ultimate alias target for the linkage name.
8025 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8026 by alpha_need_linkage for the function symbol.
8027 (setmemdi): Likewise.
8029 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8031 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8032 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8033 (ASM_WEAKEN_LABEL): Define.
8034 (CRT_CALL_STATIC_FUNCTION): Define.
8035 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8036 (ENDFILE_SPEC): Define.
8037 (INIT_SECTION_ASM_OP): Define.
8038 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8039 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8041 (MULTILIB_OSDIRNAMES): Define.
8042 (shlib_version): Define.
8043 (SHLIB_EXT): Define.
8044 (SHLIB_OBJS): Define.
8045 (SHLIB_NAME): Define.
8046 (SHLIB_MULTILIB): Define.
8047 (SHLIB_INSTALL): Define.
8048 (SHLIB_SYMVEC): Define.
8049 (SHLIB_SYMVECX2): Define.
8050 (SHLIB_LINK): Define.
8052 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8054 * config/alpha/alpha.c (alpha_initialize_trampoline):
8055 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8056 (alpha_start_function): Emit transfer address on nested functions
8057 for VMS trampoline call.
8058 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8059 since no longer used.
8060 * config/alpha/vms-tramp.asm: Remove.
8061 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8062 since now only data initialized at runtime.
8064 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8066 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8067 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8068 (MD_EXEC_PREFIX): Remove, no longer used.
8069 (MD_STARTFILE_PREFIX): Likewise.
8070 (INCLUDE_DEFAULTS): Likewise.
8071 * config/alpha/t-vms:
8072 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8074 2009-08-09 Richard Guenther <rguenther@suse.de>
8076 PR tree-optimization/41016
8077 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8078 (operand_precision): Remove.
8079 (integral_operand_p): Likewise.
8080 (recognize_single_bit_test): Adjust.
8082 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8084 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8085 operation overflows. Likewise non-cast unary arithmetic.
8086 If one arm of a conditional expression is always taken,
8087 inhibit evaluation warnings for the other arm. Likewise inhibit
8088 evaluation warnings for the second && or || operand if the first
8089 operand is enough to determine the result.
8090 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8092 (build_binary_op): Prevent duplicate evaluation warnings.
8094 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8096 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8097 and destination have different modes, Use promote_mode to
8098 determine the signedness of the conversion. Assert that the
8099 promoted source mode matches the destination mode. Don't pass
8100 the destination and destination mode to expand_expr if the source
8101 mode is different. Simplify conversion logic.
8103 2009-08-09 Ira Rosen <irar@il.ibm.com>
8105 PR tree-optimization/41008
8106 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8107 from condition only in case it's a comparison. Adjust checks.
8109 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8111 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8112 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8113 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8114 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8115 (dump_cand): Handle them.
8116 (struct iv_cand): New members COST_STEP and AINC_USE.
8117 (stmt_after_increment): Likewise.
8118 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8119 callers changed. Use gimple_uid comparison instead of scanning.
8120 (add_candidate_1): When looking for identical candidates, take
8121 AINC_USE into account. Set it for new candidates.
8122 (force_expr_to_var_cost): Cast target_spill_cost to int.
8123 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8124 All callers changed. Check for availability of autoinc addressing
8125 modes, both in general for a given mode, and in the specific use case.
8126 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8128 (get_computation_cost): Likewise.
8129 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8130 add_autoinc_candidates): New static functions.
8131 (add_candidate): Call add_autoinc_candidates for candidates based on
8133 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8134 (determine_use_iv_cost_address): If we have an autoinc candidate at
8135 the matching use, verify autoinc is possible and subtract the cost
8136 of the candidate's step from the cost.
8137 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8138 member of the candidate.
8139 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8140 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8142 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8144 * config.build (ia64-hp-*vms*): New target.
8145 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8147 * config.gcc (ia64-hp-*vms*): New target.
8148 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8150 * config.host (ia64-hp-*vms*): New target.
8151 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8154 2009-08-08 Richard Guenther <rguenther@suse.de>
8156 PR tree-optimization/40991
8157 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8159 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8161 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8162 mode check. Do truncations in an integer mode.
8163 (force_to_mode): Handle subregs for all mode types. Only do
8164 arithmetic simplifications on integer modes.
8166 2009-08-07 Richard Guenther <rguenther@suse.de>
8168 PR tree-optimization/40999
8169 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8170 (maybe_fold_reference): Lookup constant initializers.
8171 (fold_gimple_assign): Likewise.
8173 2009-08-07 Richard Guenther <rguenther@suse.de>
8175 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8176 that require structural equality defer to the langhook.
8178 2009-08-07 Martin Jambor <mjambor@suse.cz>
8180 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8182 (struct ipa_pass_through_data): New type.
8183 (struct ipa_ancestor_jf_data): New type.
8184 (union jump_func_value): Removed field formal_id, added fields
8185 pass_through and ancestor.
8186 (struct ipa_param_call_note): Changed type of formal_id to int from
8188 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8189 operations jump functions and ancestor jump functions.
8190 (compute_complex_pass_through): New function.
8191 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8192 reflect changes in the jump function strucutre.
8193 (update_jump_functions_after_inlining): Ignore complex pass-through
8194 and ancestor jump functions.
8195 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8196 polynomial pass-through with operation jump functions.
8198 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8200 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8201 fde->dw_fde_begin as begin label instead of hot/cold label.
8202 Use LLSDAC label instead of LLSDA for second section lsda.
8203 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8204 label instead of LLSDA if it is true.
8205 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8207 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8208 SECTION argument. Use it as index into crtl->eh.call_site_record
8210 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8211 use it to determine how to print table entries instead of using
8212 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8213 label instead of normal begin label as base.
8214 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8215 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8216 ensure no EH range spans between sections and that landing pads
8217 are always in the corresponding section.
8218 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8219 for crtl->eh.call_site_record being an array rather than scalar.
8220 (output_one_function_exception_table): New function, copied
8221 from output_function_exception_table. Adjust
8222 dw2_size_of_call_site_table, dw2_output_call_site_table
8223 callers. For SECOND section use *C suffixed labels.
8224 (output_function_exception_table): Call
8225 output_one_function_exception_table and, when doing hot/cold
8226 partitioning, also another time for the second section.
8227 * opts.c: Include except.h.
8228 (decode_options): Allow -freorder-blocks-and-partition with
8229 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8230 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8231 * function.h (struct rtl_eh): Change call_site_record from
8232 scalar into array of 2 elements.
8234 2009-08-07 Martin Jambor <mjambor@suse.cz>
8236 * ipa-prop.c (count_formal_params_1): New function.
8237 (ipa_get_vector_of_formal_parms): New function.
8238 (get_vector_of_formal_parm_types): New function.
8239 (ipa_modify_formal_parameters): New function.
8240 (ipa_modify_call_arguments): New function.
8241 (index_in_adjustments_multiple_times_p): New function.
8242 (ipa_combine_adjustments): New function.
8243 (ipa_dump_param_adjustments): New function.
8244 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8245 (ipa_get_vector_of_formal_parms): Declare.
8246 (ipa_modify_formal_parameters): Declare.
8247 (ipa_modify_call_arguments): Declare.
8248 (ipa_combine_adjustments): Declare.
8249 (ipa_dump_param_adjustments): Declare.
8250 (build_ref_for_offset): Declare.
8251 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8252 * tree-sra.c: Include ipa-prop.c.
8253 (build_ref_for_offset): Make public.
8255 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8257 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8259 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8261 * gcc/doc/extend.texi (__builtin_extract_return_address)
8262 (__builtin_frob_return_address): Document.
8264 2009-08-06 Paul Brook <paul@codesourcery.com>
8266 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8267 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8268 implementation on ARMv6-M.
8270 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8272 * doc/extend.texi (pcs): Document new attribute for ARM.
8274 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8276 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8279 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8281 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8284 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8286 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8288 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8290 Merge ARM/hard_vfp_branch to trunk.
8292 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8294 * arm.c (libcall_eq): New function.
8295 (libcall_hash): New function.
8296 (add_libcall): New function.
8297 (arm_libcall_uses_aapcs_base): New function.
8298 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8299 libcalls using the base PCS.
8300 (arm_init_cumulative_args): Likewise.
8302 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8304 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8305 Use base ABI for conversion libfuncs between HFmode and SFmode.
8307 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8309 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8310 V4SImode as representatives of all 64-bit and 128-bit vector
8311 types. Allow vector types without vector modes.
8312 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8313 without vector modes like BLKmode.
8314 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8315 BLKmode. Avoid unsupported vector modes or TImode moves for
8317 (aapcs_vfp_allocate_return_reg): Likewise.
8318 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8319 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8321 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8323 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8324 (arm_get_pcs_model): Pass attribute arguments to
8325 arm_pcs_from_attribute.
8326 (arm_init_cumulative_args): Use base AAPCS for conversions from
8327 floating-point types to DImode.
8328 (arm_attribute_table): Add pcs attribute.
8329 (arm_handle_pcs_attribute): New.
8330 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8331 conversions from floating-point types to DImode, also declare them
8332 to use base AAPCS and declare functions they call to use base
8333 AAPCS and their RTABI names.
8335 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8337 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8338 -mfloat-abi=hard not being supported for VFP.
8340 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8342 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8343 SYMBOL_REF to hard_libcall_value.
8345 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8346 Richard Earnshaw <rearnsha@arm.com>
8348 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8349 has been put on the stack, all remaining co-processory arguments for
8350 that co-processor also go on the stack.
8352 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8354 * config/arm/arm.c (arm_return_in_memory): Handle returning
8355 vectors of suitable size in registers also for AAPCS case.
8357 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8359 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8361 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8363 ARM Hard-VFP calling convention
8364 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8365 * target.h (gcc_target): Add libcall_value to table of call hooks.
8366 * targhooks.h (default_libcall_value): Default implementation.
8367 * targhooks.c (default_libcall_value): Likewise.
8368 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8369 * optabs.c (expand_unop): Use it.
8370 * expr.h (hard_libcall_value): Pass the function RTX through.
8371 * calls.c (emit_library_call_value_1): Update call to
8373 * explow.c (hard_libcall_value): Use new target hook.
8374 * testsuite/lib/target-supports.exp
8375 (check_effective_target_arm_hard_vfp_ok): New hook.
8376 (check_effective_target_arm_neon_ok): Improve test for neon
8378 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8379 * config/arm/arm.c: Include cgraph.h
8380 (TARGET_FUNCTION_VALUE): Override default hook.
8381 (arm_pcs_default): New variable.
8382 (arm_override_options): Don't fault hard calling convention with VFP.
8383 Add support for AAPCS variants.
8384 (arm_function_value): Make static. Handle AAPCS variants.
8385 (arm_libcall_value): New function.
8386 (arm_apply_result_size): Handle VFP registers in results.
8387 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8389 (pcs_attribute_args): New variable.
8390 (arm_pcs_from_attribute): New function.
8391 (arm_get_pcs_model): New function.
8392 (aapcs_vfp_cum_init): New function.
8393 (aapcs_vfp_sub_candidate): New function.
8394 (aapcs_vfp_is_return_candidate): New function.
8395 (aapcs_vfp_is_call_candidate): New function.
8396 (aapcs_vfp_allocate): New function.
8397 (aapcs_vfp_allocate_return_reg): New function.
8398 (aapcs_vfp_advance): New function.
8399 (aapcs_cp_arg_layout): New variable.
8400 (aapcs_select_call_coproc): New function.
8401 (aapcs_select_return_coproc): New function.
8402 (aapcs_allocate_return_reg): New function.
8403 (aapcs_libcall_value): New function.
8404 (aapcs_layout_arg): New function.
8405 (arm_init_cumulative_args): Initialize AAPCS args data.
8406 (arm_function_arg): Handle AAPCS variants using new interface.
8407 (arm_arg_parital_bytes): Likewise.
8408 (arm_function_arg_advance): New function.
8409 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8410 calling conventions.
8411 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8412 * arm.h (NUM_VFP_ARG_REGS): Define.
8413 (LIBCALL_VALUE): Update.
8414 (FUNCTION_VALUE): Delete.
8415 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8416 (arm_pcs): New enum.
8417 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8418 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8419 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8420 * arm-protos.h (arm_function_arg_advance): Add.
8421 (aapcs_libcall_value): Add.
8422 (arm_function_value): Delete.
8424 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8425 H.J. Lu <hongjiu.lu@intel.com>
8428 * config/i386/i386.c (standard_sse_mode_p): Remove.
8429 (standard_sse_constant_p): Return 2 for integer mode
8430 vector_all_ones_operand when SSE2 is enabled.
8431 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8432 (ix86_expand_vector_move): Do not check for negative values from
8433 standard_sse_constant_p.
8435 2009-08-06 Richard Guenther <rguenther@suse.de>
8437 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8438 array type comparisons frontend independent.
8439 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8440 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8441 out array reference lower bound and element size operands.
8442 (ao_ref_init_from_vn_reference): Properly compute the offset
8443 for ARRAY_RANGE_REF.
8444 (vn_reference_fold_indirect): Fill out array reference lower
8445 bound and element size operands.
8446 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8447 a non gimple valued reference operand which can happen for
8448 array reference lower bound or element size.
8449 (create_component_ref_by_pieces_1): Properly generate the
8450 element size operand for array references.
8452 2009-08-06 Richard Guenther <rguenther@suse.de>
8454 PR tree-optimization/40964
8455 * tree.c (iterative_hash_host_wide_int): Export.
8456 * tree.h (iterative_hash_host_wide_int): Declare.
8457 * tree-ssa-structalias.c (heapvar_map): New struct.
8458 (heapvar_map_eq): New function.
8459 (heapvar_map_hash): Likewise.
8460 (heapvar_lookup): Adjust.
8461 (heapvar_insert): Likewise.
8462 (make_constraint_from_heapvar): Allow multiple heap variables
8463 per decl at different offsets.
8464 (init_alias_heapvars): Adjust.
8466 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8468 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8469 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8470 trailing sync if TARGET_SYNC_AFTER_SC.
8472 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8474 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8475 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8476 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8477 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8478 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8479 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8480 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8481 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8482 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8483 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8484 the prototype declaration match the definition.
8485 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8486 instructions explicitly. Add barrier_before and operands
8488 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8489 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8490 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8491 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8492 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8493 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8495 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8497 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8499 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8500 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8503 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8506 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8508 PR rtl-optimization/40924
8509 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8510 make sure canon_rtx (mem_address) isn't simpler than
8511 canon_rtx (expanded_mem_address).
8513 2009-08-05 Li Feng <nemokingdom@gmail.com>
8515 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8517 (build_scop_drs): Build alias set for each SCoP.
8519 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8521 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8522 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8523 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8524 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8525 (BASE_DRIVER_SELF_SPECS): Likewise.
8527 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8529 * tree-ssa-alias.c: Fix some comment typos.
8531 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8533 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8534 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8536 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8539 * simplify-rtx.c (simplify_binary_operation_1): Disable
8540 simplifications for decimal float operations.
8542 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8545 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8546 operand of INDIRECT_REF.
8548 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8550 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8551 constants referencing TLS symbols.
8553 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8555 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8556 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8558 2009-08-03 Richard Guenther <rguenther@suse.de>
8560 * tree.c (make_vector_type): Build a main variant first,
8561 get the canonical one and then build the variant.
8562 * tree-ssa.c (useless_type_conversion_p_1): Handle
8564 (useless_type_conversion_p): Conversions to pointers to
8565 incomplete record types are useless.
8567 2009-08-03 Richard Guenther <rguenther@suse.de>
8569 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8570 file will be created.
8571 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8572 * toplev.c (compile_file): Adjust comment.
8574 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8576 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8577 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8578 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8579 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8580 (sh_promote_function_mode): Fix typo.
8582 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8584 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8586 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8588 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8589 declaration arguments.
8591 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8594 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8595 (ix86_split_ashl): Ditto.
8596 (ix86_expand_vector_init_one_nonzero): Ditto.
8597 (ix86_expand_vector_set): Ditto.
8598 (ix86_expand_reduc_v4sf): Ditto.
8600 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8602 * explow.c (promote_function_mode): Remove assert.
8603 * config/sh/sh.c (sh_promote_function_mode): Declare.
8605 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8607 * config/pa/pa.c (pa_promote_function_mode): Declare.
8608 Change to static. Fix promote_mode call.
8610 * gthr-dce.h (CONST_CAST2): Define if not defined.
8611 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8613 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8615 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8617 * expr.c (store_constructor): Use promote_decl_mode. Remove
8618 now write-only variable unsignedp.
8619 (expand_expr_real_1): Use promote_decl_mode.
8620 * expr.h (promote_function_mode, promote_decl_mode): New.
8621 (promote_mode): Remove last argument.
8622 * function.c (assign_temp): Drop last argument of promote_mode.
8623 (assign_parm_find_data_types): Use promote_function_mode.
8624 (assign_parm_setup_reg): Likewise.
8625 (expand_function_end): Use promote_function_mode.
8626 * calls.c (initialize_argument_information): Use promote_function_mode.
8627 (precompute_arguments): Use promote_mode instead of checking if
8628 only PROMOTE_FUNCTION_MODE is defined.
8629 (expand_call): When making sibcall decisions, use promote_function_mode.
8630 Below, remove an if for targetm.calls.promote_function_return and
8631 and use promote_function_mode.
8632 (emit_library_call_value_1): Use promote_function_mode, fix bug
8633 where promote_mode was passed FOR_CALL == 0 for a return value in an
8635 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8636 * explow.c (promote_function_mode, promote_decl_mode): New.
8637 (promote_mode): Keep only the FOR_CALL == 0 case.
8638 * combine.c (setup_incoming_promotion): Remove test of
8639 promote_function_args. Use promote_function_mode.
8640 * stmt.c (expand_value_return): Use promote_decl_mode.
8641 (expand_decl): Use promote_decl_mode.
8643 * expr.c (store_constructor): Use promote_decl_mode. Remove
8644 now write-only variable unsignedp.
8645 (expand_expr_real_1): Use promote_decl_mode.
8646 * expr.h (promote_function_mode, promote_decl_mode): New.
8647 (promote_mode): Remove last argument.
8648 * function.c (assign_temp): Drop last argument of promote_mode.
8649 (assign_parm_find_data_types): Use promote_function_mode.
8650 (assign_parm_setup_reg): Likewise.
8651 (expand_function_end): Use promote_function_mode.
8652 * calls.c (initialize_argument_information): Use promote_function_mode.
8653 (precompute_arguments): Use promote_mode instead of checking if
8654 only PROMOTE_FUNCTION_MODE is defined.
8655 (expand_call): When making sibcall decisions, use promote_function_mode.
8656 Below, remove an if for targetm.calls.promote_function_return and
8657 and use promote_function_mode.
8658 (emit_library_call_value_1): Use promote_function_mode, fix bug
8659 where promote_mode was passed FOR_CALL == 0 for a return value in an
8661 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8662 * explow.c (promote_function_mode, promote_decl_mode): New.
8663 (promote_mode): Keep only the FOR_CALL == 0 case.
8664 * combine.c (setup_incoming_promotion): Remove test of
8665 promote_function_args. Use promote_function_mode.
8666 * stmt.c (expand_value_return): Use promote_decl_mode.
8667 (expand_decl): Use promote_decl_mode.
8669 * explow.c (promote_function_mode): Just call the target hook.
8670 * targhooks.c (default_promote_function_mode,
8671 default_promote_function_mode_always_promote): New.
8672 * targhooks.h (default_promote_function_mode,
8673 default_promote_function_mode_always_promote): Declare.
8674 * target.h (promote_function_args, promote_function_return): Remove.
8675 (promote_function_mode): New.
8676 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8677 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8678 (TARGET_PROMOTE_FUNCTION_MODE): New.
8679 (TARGET_CALLS): Adjust.
8680 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8681 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8683 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8684 * config/s390/s390.c (s390_promote_function_mode): ... here,
8685 with pointer handling.
8686 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8687 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8689 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8690 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8691 with pointer handling.
8692 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8693 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8695 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8696 * config/sh/sh.c (sh_promote_function_mode): New.
8697 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8698 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8700 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8701 * config/cris/cris.c (cris_promote_function_mode): ... here.
8702 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8703 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8705 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8706 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8707 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8708 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8710 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8711 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8712 complex type handling.
8713 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8714 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8716 * config/pa/pa.c (pa_promote_function_mode): New.
8717 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8718 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8720 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8721 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8722 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8723 * config/xtensa/xtensa.c: Likewise.
8724 * config/stormy16/stormy16.c: Likewise.
8725 * config/iq2000/iq2000.c: Likewise.
8726 * config/rs6000/rs6000.c: Likewise.
8727 * config/picochip/picochip.c: Likewise.
8728 * config/arc/arc.c: Likewise.
8729 * config/mcore/mcore.c: Likewise.
8730 * config/score/score.c: Likewise.
8731 * config/mips/mips.c: Likewise.
8732 * config/bfin/bfin.c: Likewise.
8733 * config/ia64/ia64.c: Likewise (disabled though).
8735 * config/frv/frv.h: Remove pointless remark.
8737 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8738 TARGET_PROMOTE_FUNCTION_ARGS,
8739 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8740 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8742 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8744 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8745 -floop-parallelize-all.
8746 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8747 flag_loop_parallelize_all.
8748 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8749 * graphite.c (graphite_transform_loops): Same.
8751 * graphite-poly.c (apply_poly_transforms): Same.
8753 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8755 PR tree-optimization/40914
8756 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8757 if set, then check the delta field of the PMF record.
8758 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8759 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8760 call is stored in the delta.
8762 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8764 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8766 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8768 * config/i386/bsd.h (ASM_BYTE): New define.
8769 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8770 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8771 .byte. Use fputs or putc instead of fprintf where appropriate.
8772 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8773 fputs or putc instead of fprintf where appropriate.
8774 * config/i386/i386elf.h: Ditto.
8775 * config/i386/sysv4.h: Ditto.
8777 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8778 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8779 (*tls_global_dynamic_64): Ditto.
8781 2009-07-31 Christian Bruel <christian.bruel@st.com>
8783 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8785 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8787 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8788 Remove dead code for MINUS.
8790 2009-07-31 Anthony Green <green@moxielogic.com>
8792 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8794 (moxie_expand_epilogue): Ditto for epilogue.
8795 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8797 (moxie_function_arg): Ditto.
8798 (moxie_pass_by_reference): Ditto.
8799 (moxie_arg_partial_bytes): Ditto.
8800 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8801 (FUNCTION_ARG_ADVANCE) Ditto.
8802 (REG_PARM_STACK_SPACE) Ditto.
8803 (FUNCTION_ARG_REGNO_P) Dito.
8805 * config.gcc: Add moxie linux config support.
8806 * gcc/config/moxie/uclinux.h: New file.
8808 2009-07-31 DJ Delorie <dj@redhat.com>
8810 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8811 (UNSPECV_SP_SWITCH_E): New.
8812 (sp_switch_1): Change to an unspec.
8813 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8815 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8816 reference the new stack's address
8818 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8820 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8821 graphite-clast-to-gimple.o, graphite-dependences.o,
8822 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8823 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8824 (graphite-blocking.o,
8825 graphite-clast-to-gimple.o, graphite-dependences.o,
8826 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8827 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8828 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8829 * cfgloop.h (struct loop): Add can_be_parallel field.
8830 * common.opt (fgraphite-identity): Moved up.
8831 (fgraphite-force-parallel): New flag.
8832 * graphite.c: Rewrite.
8833 * graphite.h: Rewrite.
8834 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8836 * toplev.c (graphite_out_file): New file descriptor.
8837 (graphite_in_file): New.
8838 (process_options): flag_graphite_force_parallel cannot be used without
8840 * tree-ssa-loop.c: Include toplev.h.
8841 (gate_graphite_transforms): Enable flag_graphite for
8842 flag_graphite_force_parallel.
8844 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8846 * ChangeLog.graphite: New.
8847 * graphite-blocking.c: New.
8848 * graphite-clast-to-gimple.c: New.
8849 * graphite-clast-to-gimple.h: New.
8850 * graphite-dependences.c: New.
8851 * graphite-dependences.h: New.
8852 * graphite-interchange.c: New.
8853 * graphite-poly.c: New.
8854 * graphite-poly.h: New.
8855 * graphite-ppl.c: New.
8856 * graphite-ppl.h: New.
8857 * graphite-scop-detection.c: New.
8858 * graphite-scop-detection.h: New.
8859 * graphite-sese-to-poly.c: New.
8860 * graphite-sese-to-poly.h: New.
8864 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8866 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8867 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8869 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8871 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8872 (scev_is_linear_expression): Return false if the evolution is not
8873 affine multivariate.
8875 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8877 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8878 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8880 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8882 * tree-data-ref.c (debug_data_references): New.
8883 (debug_data_reference): New.
8884 * tree-data-ref.h (debug_data_references): Declared.
8885 (debug_data_reference): Declared.
8887 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8889 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8890 * tree-data-ref.h (scop_p): Removed.
8891 (struct data_reference): Remove field scop.
8893 (stmt_simple_memref_p): Removed.
8895 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8897 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8898 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8901 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8903 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8905 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8907 * doc/invoke.texi (-fgraphite-identity): Documented.
8909 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8911 * tree-scalar-evolution.c: Fix comment.
8912 (instantiate_scev_1): Return unknow from scev instantiation if the
8913 result is not above instantiate_below.
8915 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8917 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8918 static anymore. Instantiate the symbols that may have been introduced
8920 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8923 2009-07-30 DJ Delorie <dj@redhat.com>
8925 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8926 .vliw directive to VLIW sections.
8928 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8930 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8932 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8933 (AUTOHEADER): New variable.
8934 ($(srcdir)/cstamp-h.in): Use it.
8936 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8937 Pat Haugen <pthaugen@us.ibm.com>
8938 Revital Eres <ERES@il.ibm.com>
8940 * config/rs6000/vector.md (VEC_F): Add VSX support.
8944 (vector_load_<mode>): Ditto.
8945 (vector_store_<mode>): Ditto.
8946 (vector GPR move split): Ditto.
8947 (vec_reload_and_plus_<mptrsize>): Ditto.
8948 (vec_reload_and_reg_<mptrsize>): Ditto.
8949 (add<mode>3): Ditto.
8950 (sub<mode>3): Ditto.
8951 (mul<mode>3): Ditto.
8952 (neg<mode>2): Ditto.
8953 (abs<mode>2): Ditto.
8954 (smin<mode>3): Ditto.
8955 (smax<mode>3): Ditto.
8956 (vector_eq<mode>): Ditto.
8957 (vector_gt<mode>): Ditto.
8958 (vector_ge<mode>): Ditto.
8959 (vector_gtu<mode>): Ditto.
8960 (vector_select_<mode>_uns): Ditto.
8961 (vector_eq_<mode>_p): Ditto.
8962 (vector_gt_<mode>_p): Ditto.
8963 (vector_ge_<mode>_p): Ditto.
8964 (vector_gtu_<mode>_p): Ditto.
8965 (cr6_test_for_zero): Ditto.
8966 (cr6_test_for_zero_reverse): Ditto.
8967 (cr6_test_for_lt): Ditto.
8968 (cr6_test_for_lt_reverse): Ditto.
8969 (xor<mode>3): Ditto.
8970 (ior<mode>3): Ditto.
8971 (and<mode>3): Ditto.
8972 (one_cmpl<mode>2): Ditto.
8973 (nor<mode>2): Ditto.
8974 (andc<mode>2): Ditto.
8975 (float<VEC_int<mode>2): Ditto.
8976 (unsigned_float<VEC_int><mode>2): Ditto.
8977 (fix_trunc<mode><VEC_int>2): Ditto.
8978 (fixuns_trunc<mode><VEC_int>2): Ditto.
8980 (vec_set<mode>): Ditto.
8981 (vec_extract<mode>): Ditto.
8982 (vec_interleave_highv4sf): Ditto.
8983 (vec_interleave_lowv4sf): Ditto.
8984 (vec_realign_load_<mode>): Ditto.
8985 (vec_shl_<mode>): Ditto.
8986 (vec_shr_<mode>): Ditto.
8987 (div<mode>3): New patterns for VSX.
8988 (vec_interleave_highv2df): Ditto.
8989 (vec_interleave_lowv2df): Ditto.
8990 (vec_pack_trunc_v2df): Ditto.
8991 (vec_pack_sfix_trunc_v2df): Ditto.
8992 (vec_pack_ufix_trunc_v2df): Ditto.
8993 (vec_unpacks_hi_v4sf): Ditto.
8994 (vec_unpacks_lo_v4sf): Ditto.
8995 (vec_unpacks_float_hi_v4si): Ditto.
8996 (vec_unpacks_float_lo_v4si): Ditto.
8997 (vec_unpacku_float_hi_v4si): Ditto.
8998 (vec_unpacku_float_lo_v4si): Ditto.
8999 (movmisalign<mode>): Ditto.
9000 (vector_ceil<mode>2): New patterns for vectorizing math library.
9001 (vector_floor<mode>2): Ditto.
9002 (vector_btrunc<mode>2): Ditto.
9003 (vector_copysign<mode>3): Ditto.
9005 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9006 predicate for setting the high bit in each word, used for copysign.
9008 * config/rs6000/ppc-asm.h (f19): Whitespace.
9009 (f32-f63): Define if VSX.
9010 (v0-v31): Define if Altivec.
9011 (vs0-vs63): Define if VSX.
9013 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9015 * config/rs6000/power7.md: New file, provide tuning parameters for
9018 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9019 (rs6000_cpu_cpp_builtins): Ditto.
9020 (altivec_overloaded_builtins): Ditto.
9021 (altivec_resolve_overloaded_builtin): Ditto.
9023 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9024 debug switch to disable vectorizing simple math builtin
9027 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9028 Vectorize simple math builtin functions.
9029 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9030 hook to vectorize math builtins.
9031 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9032 (rs6000_builtin_conversion): Add VSX/power7 support.
9033 (rs6000_builtin_vec_perm): Ditto.
9034 (vsplits_constant): Add support for loading up a vector constant
9035 with just the high bit set in each part.
9036 (rs6000_expand_vector_init): Add VSX/power7 support.
9037 (rs6000_expand_vector_set): Ditto.
9038 (rs6000_expand_vector_extract): Ditto.
9039 (rs6000_emit_move): Ditto.
9040 (bdesc_3arg): Ditto.
9041 (bdesc_2arg): Ditto.
9042 (bdesc_1arg): Ditto.
9043 (rs6000_expand_ternop_builtin): Ditto.
9044 (altivec_expand_builtin): Ditto.
9045 (rs6000_expand_unop_builtin): Ditto.
9046 (rs6000_init_builtins): Ditto.
9047 (altivec_init_builtins): Ditto.
9048 (builtin_function_type): Ditto.
9049 (rs6000_common_init_builtins): Ditto.
9050 (rs6000_handle_altivec_attribute); Ditto.
9051 (rs6000_mangle_type): Ditto.
9052 (rs6000_vector_mode_supported_p): Ditto.
9053 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9056 * config/rs6000/vsx.md: New file for VSX support.
9058 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9059 identifing values with just the most significant bit set.
9060 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9061 vectorized builtins.
9063 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9064 (UNSPEC_VRFIM): Delete.
9065 (splitter for loading up vector with most significant bit): New
9066 splitter for vectorizing copysign.
9067 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9068 vectorizing simple math functions.
9069 (altivec_vrfip): Add support for vectorizing simple math functions.
9070 (altivec_vrfim): Ditto.
9071 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9073 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9074 (power7.md, vsx.md): Include for power7 support.
9075 (copysigndf3): Use VSX instructions if -mvsx.
9076 (negdf2_fpr): Ditto.
9077 (absdf2_fpr): Ditto.
9078 (nabsdf2_fpr): Ditto.
9079 (adddf3_fpr): Ditto.
9080 (subdf3_fpr): Ditto.
9081 (muldf3_fpr): Ditto.
9082 (divdf3_fpr): Ditto.
9083 (fix_truncdfdi2_fpr): Ditto.
9084 (cmpdf_internal1): Ditto.
9085 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9086 (btruncdf2, btruncdf2_fpr): Ditto.
9087 (ceildf2, ceildf2_fpr): Ditto.
9088 (floordf2, floordf2_fpr): Ditto.
9089 (floatdidf2, floatdidf2_fpr): Ditto.
9090 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9091 (fmsubdf4_fpr): Ditto.
9092 (fnmadddf4_fpr_1): Ditto.
9093 (fnmadddf4_fpr_2): Ditto.
9094 (fnmsubdf4_fpr_1): Ditto.
9095 (fnmsubdf4_fpr_2): Ditto.
9096 (fixuns_truncdfdi2): Add expander for VSX support.
9097 (fix_truncdfdi2): Ditto.
9098 (fix_truncdfsi2): Ditto.
9100 (btruncsf2): Whitespace.
9101 (movdf_hardfloat32): Add support for VSX registers.
9102 (movdf_softfloat32): Ditto.
9103 (movdf_hardfloat64): Ditto.
9104 (movdf_hardfloat64_mfpgpr): Ditto.
9105 (movdf_softfloat64): Ditto.
9106 (movti splitters): Add check for vector registers supporting
9107 TImode in the future.
9108 (bpermd): Add power7 bpermd instruction.
9110 * config/rs6000/altivec.h (vec_div): Define if VSX.
9114 (vec_nearbyint): Ditto.
9117 (all predicates): Use the generic builtin function, and not the V4SF
9118 specific function so that the predicates will work with VSX's V2DF.
9122 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9123 Document new VSX functions and types.
9125 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9128 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9129 "wa", and "j" constraints. Modify "v" to talk about Altivec
9130 instead of just vector.
9132 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9135 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9136 location for phi arguments.
9137 (rewrite_update_phi_arguments): Find locations for reaching defs.
9138 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9139 Add location to add_phi_arg calls.
9140 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9141 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9142 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9143 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9144 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9145 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9146 * tree-phinodes.c (make_phi_node): Initialize location.
9147 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9148 (add_phi_arg): Add location parameter.
9149 (remove_phi_arg_num): Move location when moving phi argument.
9150 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9152 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9153 slpeel_update_phi_nodes_for_guard1,
9154 slpeel_update_phi_nodes_for_guard2,
9155 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9156 vect_loop_versioning): Set locations.
9157 * tree-parloops.c (create_phi_for_local_result,
9158 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9159 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9160 * tree-vect-loop.c (get_initial_def_for_induction,
9161 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9163 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9164 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9165 (gimple_phi_arg_set_location): New. Set locus.
9166 (gimple_phi_arg_has_location): New. Check for locus.
9167 (redirect_edge_var_map_location): New. Return locus from var_map.
9168 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9169 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9170 combining PHI arguments.
9171 (cond_store_replacement): Set location.
9172 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9173 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9174 scop_add_exit_phis_edge): Add locations.
9175 * tree-cfgcleanup.c (remove_forwarder_block,
9176 remove_forwarder_block_with_phi): Add locations.
9177 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9178 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9180 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9181 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9182 flush_pending_stmts): Add source location.
9183 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9184 stack to preserve locations.
9185 * tree-vect-stmts.c (vectorizable_load): Add location.
9186 * tree-inline.c (copy_phis_for_bb): Copy locus.
9187 (setup_one_parameter): Add call locus to inlined parameter stmts.
9188 (initialize_inlined_parameters): Pass in call location as parameter
9190 (tree_function_versioning): Pass location to setup_one_parameter.
9191 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9192 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9193 copy and edge lists.
9194 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9195 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9196 locus parameter and override the stmt default if provided.
9197 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9198 elim_graph_add_edge, elim_graph_remove_succ_edge,
9199 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9200 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9201 eliminate_phi): Add locus info in elimination graph for each edge and
9203 (insert_backedge_copies): Copy locus if present.
9204 * tree-flow.h (struct _edge_var_map): Add locus field.
9205 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9206 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9207 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9209 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9211 2009-07-30 Martin Jambor <mjambor@suse.cz>
9213 PR tree-optimization/40570
9214 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9217 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9219 * ssa-loop-manip.c: Include langhooks.h.
9220 (rewrite_phi_with_iv): New.
9221 (rewrite_all_phi_nodes_with_iv): New.
9222 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9223 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9224 * tree-parloops.c (loop_parallel_p): Move out all conditions
9225 except dependency check.
9226 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9227 (gen_parallel_loop): Call canonicalize_loop_ivs without
9228 reduction_list argument.
9229 (build_new_reduction): New.
9230 (gather_scalar_reductions): New.
9231 (try_get_loop_niter): New.
9232 (try_create_reduction_list): New.
9233 (parallleize_loops): Change the parallel conditions check.
9234 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9235 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9237 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9239 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9241 * doc/options.texi (Option properties): Mention new quoting syntax.
9243 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9245 * config/alpha/alpha.c (alpha_start_function):
9246 Handle VMS_DEBUG_MAIN_POINTER
9247 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9248 * doc/invoke.texi: Document -mdebug-main switch.
9250 2009-07-29 Richard Henderson <rth@redhat.com>
9252 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9253 (cgraph_create_edge_including_clones): Likewise.
9254 * tree-inline.c (copy_bb): Operate on the correct edges
9255 when updating the callgraph.
9257 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9259 * config/alpha/vms-cc.c: Deleted.
9260 * config/alpha/vms-ld.c: Deleted.
9261 * config/alpha/t-vms64: Moved to config/vms
9262 * config/alpha/vms-crt0-64.c: Moved to config/vms
9263 * config/alpha/vms-crt0.c: Moved to config/vms
9264 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9265 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9266 * config/alpha/xm-vms.h: Moved to config/vms
9267 * config/alpha/x-vms: Moved to config/vms
9268 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9270 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9271 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9273 * config/vms/t-vms64: Moved here from config/alpha
9274 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9275 (argc,argv,envp): Enforce 32bit malloc'ing.
9276 * config/vms/vms-psxcrt0-64.c: Likewise.
9277 * config/vms/vms-crt0.c: Moved here from config/alpha.
9278 * config/vms/vms-psxcrt0.c: Likewise.
9279 * config/vms/vms-crtl-64.h: New file.
9280 * config/vms/vms-crtl.h: New file.
9281 * config/vms/vms.opt: New file.
9282 * config/vms/xm-vms64.h: New file.
9283 * config/vms/xm-vms.h: Moved here from config/alpha.
9284 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9286 * config/vms/x-vms: Moved here from config/alpha.
9287 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9288 (vms-ld.o, vms-cc.o): Removed.
9289 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9291 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9293 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9294 correct stack (obvious VMS fix).
9296 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9298 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9299 date, version info if VMS_DEBUGGING_INFO defined.
9300 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9301 size, date calculating code moved here.
9303 2009-07-29 Paul Brook <paul@codesourcery.com>
9305 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9308 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9311 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9312 to DImode when generating insq_le insn.
9314 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9316 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9317 New macro set for VMS_DEBUGGGING_INFO.
9318 (AT_string_form): Use it.
9320 2009-07-28 DJ Delorie <dj@redhat.com>
9322 * config/mep/mep.c (vtext_section): New.
9323 (vftext_section): New.
9324 (ftext_section): New.
9325 (mep_select_section): Add support for functions.
9326 (mep_unique_section): Likewise.
9327 (mep_asm_init_sections): Likewise.
9328 (mep_encode_section_info): Remove it from here.
9330 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9332 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9334 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9335 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9337 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9339 * dwarf2out.c (output_file_names): Test new macro
9340 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9341 (add_comp_dir_attribute): Likewise.
9343 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9345 * config/i386/mingw-w64.h (LINK_SPEC): Add
9346 separating space between commands.
9348 2009-07-28 Jan Hubicka <jh@suse.cz>
9350 PR tree-optimization/40759
9351 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9354 2009-07-27 DJ Delorie <dj@redhat.com>
9356 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9357 types are dword-aligned.
9358 (mep_expand_va_start): Likewise.
9360 2009-07-27 Olivier Hainque <hainque@adacore.com>
9361 Douglas B Rupp <rupp@gnat.com>
9363 * convert.c (convert_to_pointer): Don't assume the target
9364 pointer type is POINTER_SIZE long. Fetch its precision instead.
9366 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9368 * system.h (fopen): Undefine if macro.
9370 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9372 * dwarf2out.c (output_cfi_p): Removed.
9373 (output_cfis): New function.
9374 (output_fde): New function, split from output_call_frame_info.
9375 (output_call_frame_info): Use it.
9376 (dwarf2out_switch_text_section): Use output_cfis.
9378 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9380 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9381 TARGET_BI_ARCH is specified without enabling SJLJ.
9382 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9383 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9385 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9387 * arm.md (negdi2): Use DImode if forcing a value into a register.
9389 2009-07-26 Ira Rosen <irar@il.ibm.com>
9391 PR tree-optimization/40801
9392 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9393 of vector operand from the previous copy of vector statement.
9394 Pass the correct definition type value to
9395 vect_get_vec_def_for_stmt_copy().
9397 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9399 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9400 const char ** conversion.
9402 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9404 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9405 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9406 (gcc_unreachable): Invoke __builtin_unreachable() if
9407 !ENABLE_ASSERT_CHECKING.
9409 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9411 PR rtl-optimization/40445
9412 * emit-rtl.c (next_nonnote_insn_bb): New function.
9413 * rtl.h (next_nonnote_insn_bb): Declare new function.
9414 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9415 with no successors that is the successor of the ENTRY_BLOCK.
9416 Continue from the top after removing an empty fallthrough block.
9417 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9418 of next_nonnote_insn.
9420 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9422 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9424 2009-07-25 Martin Jambor <mjambor@suse.cz>
9426 * c-common.c (c_common_attribute_table): New element for noclone.
9427 (handle_noclone_attribute): New function. Forward-declare.
9428 * tree-inline.c (tree_versionable_function_p): Check for noclone
9430 * doc/extend.texi (Labels as Values): Document need for noclone.
9431 (Function Attributes): Document noclone attribute.
9433 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9435 PR rtl-optimization/34999
9436 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9437 and dw_fde_switched_cold_to_hot fields.
9438 (output_cfi_p): New function.
9439 (output_call_frame_info): If fde->dw_fde_switched_sections,
9440 output 2 FDEs instead of one with corrupted header.
9441 (dwarf2out_do_cfi_startproc): New function.
9442 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9443 and fde->dw_fde_switched_cold_to_hot.
9444 (dwarf2out_switch_text_section): Compute
9445 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9446 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9447 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9448 Otherwise, compute fde->dw_fde_switch_cfi.
9450 2009-07-24 Cary Coutant <ccoutant@google.com>
9452 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9454 2009-07-24 Cary Coutant <ccoutant@google.com>
9456 * cfghooks.c (split_block): Copy discriminator to new block.
9457 * tree-cfg.c (assign_discriminator): Check location of last
9458 instruction in block as well as first.
9460 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9462 * config/i386/linux.c: Use fputs or putc instead of fprintf
9464 * config/i386/gas.h: Ditto.
9465 * config/i386/x86-64.h: Ditto.
9466 * config/i386/att.h: Ditto.
9468 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9470 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9473 2009-07-24 Martin Jambor <mjambor@suse.cz>
9475 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9476 (ipa_push_func_to_list_1): Declare.
9477 (ipa_push_func_to_list): New function.
9479 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9480 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9481 (ipa_push_func_to_list): Removed.
9482 (ipa_pop_func_from_list): Clear node_enqueued flag.
9484 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9486 * config/s390/s390.c (override_options): Default
9487 max-unrolled-insns to 100 for z10 tuning.
9489 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9491 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9492 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9493 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9494 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9495 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9496 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9497 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9499 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9501 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9502 use default set in mingw32.h header.
9503 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9504 64-bit /mingw/include path.
9505 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9508 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9510 PR rtl-optimization/40209
9511 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9513 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9515 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9516 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9517 with the rest of string where appropriate. Use fputs or putc
9518 instead of fprintf where appropriate.
9520 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9521 Pat Haugen <pthaugen@us.ibm.com>
9522 Revital Eres <ERES@il.ibm.com>
9524 * config/rs6000/vector.md: New file. Move most of the vector
9525 expander support here from altivec.md to allow for the VSX vector
9526 unit in the future. Add support for secondary_reload patterns.
9527 Rewrite the patterns for vector comparison, and vector comparison
9528 predicate instructions so that the RTL expresses the desired
9529 behavior, instead of using unspec.
9531 * config/rs6000/constraints.md ("f" constraint): Use
9532 rs6000_constraints to hold the precalculated register class.
9533 ("d" constraint): Ditto.
9534 ("wd" constraint): New constraint for VSX.
9535 ("wf" constraint): Ditto.
9536 ("ws" constraint): Ditto.
9537 ("wa" constraint): Ditto.
9538 ("wZ" constraint): Ditto.
9539 ("j" constraint): Ditto.
9541 * config/rs6000/predicates.md (vsx_register_operand): New
9543 (vfloat_operand): New predicate for vector.md.
9544 (vint_operand): Ditto.
9545 (vlogical_operand): Ditto.
9546 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9547 (easy_vector_constant): Add VSX support.
9548 (altivec_indexed_or_indirect_operand): New predicate for
9549 recognizing Altivec style memory references with AND -16.
9551 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9552 for vector secondary reload support.
9553 (rs6000_vector_reg_class): Delete, replacing it with
9555 (rs6000_vsx_reg_class): Ditto.
9556 (rs6000_constraints): New array to hold the register classes of
9557 each of the register constraints that can vary at runtime.
9558 (builtin_mode_to_type): New static array for builtin function type
9560 (builtin_hash_table): New static hash table for builtin function
9562 (TARGET_SECONDARY_RELOAD): Define target hook.
9563 (TARGET_IRA_COVER_CLASSES): Ditto.
9564 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9565 registers are 128 bits if VSX memory reference instructions are used.
9566 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9568 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9569 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9570 Print several of the scheduling related parameters.
9571 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9572 rs6000_constraints instead of rs6000_vector_reg_class. Move
9573 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9574 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9575 Altivec. Add VSX support. Setup for secondary reload support on
9576 Altivec/VSX registers.
9577 (rs6000_override_options): Make power7 set the scheduling groups
9578 like the power5. Add support for new debug switches to override
9579 the scheduling defaults. Temporarily disable -mcpu=power7 from
9580 setting -mvsx. Add support for debug switches -malways-hint,
9581 -msched-groups, and -malign-branch-targets.
9582 (rs6000_buitlin_conversion): Add support for returning unsigned
9583 vector conversion functions to fix regressions due to stricter
9585 (rs6000_builtin_mul_widen_even): Ditto.
9586 (rs6000_builtin_mul_widen_odd): Ditto.
9587 (rs6000_builtin_vec_perm): Ditto.
9588 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9589 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9591 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9593 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9594 VSX types for bit operations. Changes to accomidate vector.md.
9595 (bdesc_2arg): Ditto.
9596 (bdesc_1arg): Ditto.
9597 (struct builtin_description_predicates): Rewrite predicate
9598 handling so that RTL describes the operation, instead of passing
9599 the instruction to be used as a string argument.
9600 (bdesc_altivec_preds): Ditto.
9601 (altivec_expand_predicate_builtin): Ditto.
9602 (altivec_expand_builtin): Ditto.
9603 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9604 statement for vsldoi support.
9605 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9606 (altivec_expand_st_builtin): Ditto.
9607 (paired_expand_builtin): Whitespace changes.
9608 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9609 builtin_mode_to_type table for secondary reload. Call
9610 builtin_function_type to build random builtin functions.
9611 (altivec_init_builtins): Change to use builtin_function_type to
9612 create builtin function types dynamically as we need them.
9613 (builtin_hash_function): New support for hashing the tree types
9614 for builtin function as we need it, rather than trying to build
9615 all of the trees that we need. Add initial preliminary VSX support.
9616 (builtin_function_type): Ditto.
9617 (builtin_function_eq): Ditto.
9618 (builtin_hash_struct): Ditto.
9619 (rs6000_init_builtins): Ditto.
9620 (rs6000_common_init_builtins): Ditto.
9621 (altivec_init_builtins): Ditto.
9622 (rs6000_common_init_builtins): Ditto.
9623 (enum reload_reg_type): New enum for simplifing reg classes.
9624 (rs6000_reload_register_type): Simplify register classes into GPR,
9625 Vector, and other registers. Altivec and VSX addresses in reload.
9626 (rs6000_secondary_reload_inner): Ditto.
9627 (rs6000_ira_cover_classes): New target hook, that returns the
9628 appropriate cover classes, based on -mvsx being used or not.
9629 (rs6000_secondary_reload_class): Add VSX support.
9630 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9631 (get_vsel_insn): Ditto.
9632 (rs6000_emit_vector_compare): Rewrite vector conditional support
9633 so that where we can, we use RTL operators, instead of blindly use
9635 (rs6000_emit_vector_select): Ditto.
9636 (rs6000_emit_vector_cond_expr): Ditto.
9637 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9638 (create_TOC_reference): Add -mdebug=addr support.
9639 (emit_frame_save): VSX loads/stores need register indexed addressing.
9641 * config/rs6000/rs6000.md: Include vector.md.
9643 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9645 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9646 support for V2DI, V2DF in logical, permute, select operations.
9648 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9649 switch for vsx/power7.
9650 (-mvsx-scalar-memory): Ditto.
9651 (-mvsx-align-128): Ditto.
9652 (-mallow-movmisalign): Ditto.
9653 (-mallow-df-permute): Ditto.
9654 (-msched-groups): Ditto.
9655 (-malways-hint): Ditto.
9656 (-malign-branch-targets): Ditto.
9658 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9660 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9661 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9662 (rs6000_vector_reg_class): Delete.
9663 (rs6000_vsx_reg_class): Ditto.
9664 (enum rs6000_reg_class_enum): New enum for the constraints that
9665 vary based on target switches.
9666 (rs6000_constraints): New array to hold the register class for all
9667 of the register constraints that vary based on the switches used.
9668 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9669 (enum rs6000_builtins): Add unsigned varients for the builtin
9670 declarations returned by target hooks for expanding multiplies,
9671 select, and permute operations. Add VSX builtins.
9672 (enum rs6000_builtin_type_index): Add entries for VSX.
9673 (V2DI_type_node): Ditto.
9674 (V2DF_type_node): Ditto.
9675 (unsigned_V2DI_type_node): Ditto.
9676 (bool_long_type_node): Ditto.
9677 (intDI_type_internal_node): Ditto.
9678 (uintDI_type_internal_node): Ditto.
9679 (double_type_internal_node): Ditto.
9681 * config/rs6000/altivec.md (whole file): Move all expanders to
9682 vector.md from altivec.md. Rename insn matching functions to be
9684 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9685 (altivec_vcmp*): Ditto.
9686 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9687 (VM): New iterator for moves that includes the VSX types.
9688 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9689 (altivec_vperm_<mode>_uns): New, for unsigned types.
9690 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9691 (altivec_eq<mode>): Ditto.
9692 (altivec_gt<mode>): Ditto.
9693 (altivec_gtu<mode>): Ditto.
9694 (altivec_eqv4sf): Ditto.
9695 (altivec_gev4sf): Ditto.
9696 (altivec_gtv4sf): Ditto.
9697 (altivec_vcmpbfp_p): Ditto.
9699 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9701 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9704 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9707 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9708 ASM_SHORT instead of .word.
9709 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9710 instead of .word in asm template.
9712 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9715 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9716 (process_bb_node_lives): Use it.
9718 * ira.c (setup_cover_and_important_classes): Don't setup
9719 ira_important_class_nums. Add cover classes to the end of
9721 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9723 (find_reg_class_closure): Use reorder_important_classes.
9725 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9727 * config/i386/i386.c (i386_ira_cover_classes): New function.
9728 (TARGET_IRA_COVER_CLASSES): Redefine.
9730 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9731 importance of order of cover classes in the array.
9733 2009-07-22 Diego Novillo <dnovillo@google.com>
9735 * tree-pass.h (TDF_EH): Define.
9736 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9737 contains TDF_EH, print the EH region number holding GS.
9738 * tree-dump.c (dump_options): Add "eh".
9739 * doc/invoke.texi: Document it.
9741 2009-07-22 Doug Kwan <dougkwan@google.com>
9743 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9745 2009-07-22 Michael Matz <matz@suse.de>
9747 PR tree-optimization/35229
9748 PR tree-optimization/39300
9750 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9751 (inhibit_phi_insertion): New function.
9752 (insert_into_preds_of_block): Call it for REFERENCEs.
9753 (init_pre): Initialize and finalize scalar evolutions.
9754 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9756 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9758 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9759 Use CONST_VECTOR_NUNITS to determine number of elements.
9761 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9763 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9764 (U, W): Constraints are now deprecated and will be removed if we
9766 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9768 ("prefetch"): Add the stcmh instruction for prefetching.
9769 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9771 (s390_short_displacement): Return always true if compiling for
9772 machines not providing the long displacement facility.
9773 (s390_mem_constraint): Support the new constraint letter Z.
9774 (s390_check_qrst_address): New function.
9776 2009-07-21 DJ Delorie <dj@redhat.com>
9778 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9781 2009-07-21 Jason Merrill <jason@redhat.com>
9783 * c-common.c (max_tinst_depth): Increase default to 1024.
9785 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9788 (vec_unpacku_float_lo_v4si): Ditto.
9790 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9794 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9795 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9796 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9798 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9800 PR tree-optimization/40813
9801 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9804 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9806 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9807 with a NOP_EXPR if needed.
9809 2009-07-21 Paul Brook <paul@codesourcery.com>
9811 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9812 Terminate debug dump with newline.
9814 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9816 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9817 Cast "1" to unsigned HOST_WIDE_INT.
9818 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9819 deposit length to the maximum length - lsb. Extend length if
9820 HOST_BITS_PER_WIDE_INT is 32.
9822 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9824 * cgraph.h (constant_pool_htab): New function.
9825 (constant_descriptor_tree): Move from varasm.c.
9826 * varasm.c (constant_pool_htab): New function.
9827 (constant_descriptor_tree): Move to cgraph.h.
9829 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9831 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9833 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9835 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9838 2009-07-20 Xinliang David Li <davidxl@google.com>
9840 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9842 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9844 * config/mips/mips.md (move_type): Add arith.
9845 (type): Handle arith.
9846 (zero_extendsidi2): Rename this into ...
9847 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9848 (zero_extendsidi2): New expander.
9849 (*zero_extendsidi2_dext): New pattern.
9851 2009-07-20 Nick Clifton <nickc@redhat.com>
9853 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9854 to set MIPS_ABI_DEFAULT.
9855 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9857 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9859 * tree-object-size.c (addr_object_size): Handle unions with
9860 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9862 PR tree-optimization/40792
9863 * tree.c (build_function_type_skip_args): Remove bogus assert.
9865 2009-07-20 Jan Hubicka <jh@suse.cz>
9866 Martin Jambor <mjambor@suse.cz>
9868 * cgraph.h (combined_args_to_skip): New field.
9869 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9870 combined_args_to_skip and args_to_skip.
9871 * tree-inline.c (update_clone_info): New function.
9872 (tree_function_versioning): Call update_clone_info.
9873 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9875 (cgraph_materialize_all_clones): More extensive dumping, working
9876 with combined_args_to_skip rather than args_to_skip.
9878 2009-07-20 Ira Rosen <irar@il.ibm.com>
9880 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9881 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9882 (get_initial_def_for_reduction): Likewise.
9883 (vectorizable_reduction): Skip the check of first operand in case
9884 of COND_EXPR. Add check that it is outer loop vectorization if
9885 nested cycle was detected. Call vectorizable_condition() for
9886 COND_EXPR. If reduction epilogue cannot be created do not fail for
9887 nested cycles (if it is not double reduction). Assert that there
9888 is only one type in the loop in case of COND_EXPR. Call
9889 vectorizable_condition() to vectorize COND_EXPR.
9890 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9891 Add parameters. Allow nested cycles if called from
9892 vectorizable_reduction(). Use reduction vector variable if provided.
9893 (vect_analyze_stmt): Call vectorizable_reduction() before
9894 vectorizable_condition().
9895 (vect_transform_stmt): Update call to vectorizable_condition().
9897 2009-07-20 Christian Bruel <christian.bruel@st.com>
9899 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9900 * doc/invoke.texi (-mfmovd): Likewise.
9901 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9903 2009-07-20 Jan Hubicka <jh@suse.cz>
9905 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9906 when handling SSA name.
9908 2009-07-19 Jan Hubicka <jh@suse.cz>
9910 PR tree-optimization/40676
9911 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9912 virtual PHIs in empty BBs.
9914 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9916 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9917 re-expanded the compound use gen_lowpart instead to convert to the
9920 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9922 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9923 OUTER_CONST arguments.
9924 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9925 the new wider mode will be masked off.
9926 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9928 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9930 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9931 high-order bits are zero.
9933 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9935 * combine.c (simplify_shift_const_1): Split code to determine
9937 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9938 new bits shifted in are identical to the old sign bit.
9940 2009-07-18 Richard Guenther <rguenther@suse.de>
9943 * gimplify.c (gimplify_call_expr): Reject code using results from
9944 functions returning void.
9946 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9948 * doc/md.texi: Document the new PowerPC "es" constraint.
9949 Document that "m" can include automodified addresses on this target,
9950 and explain how %U must be used. Extend the "Q" and "Z" documentation
9951 to suggest "es" as well as "m".
9952 * config/rs6000/constraints.md (es): New memory constraint.
9953 (Q, Z): Update strings to match new documentation.
9955 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9957 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9958 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9959 * config/rs6000/predicates.md (volatile_mem_operand): Use
9960 offsettable_nonstrict_memref_p.
9961 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9962 (*floatunssidf2_internal): Likewise.
9963 (*fix_truncdfsi2_internal): Likewise.
9964 (*fix_trunctfsi2_internal): Likewise.
9966 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9968 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9970 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9972 2009-07-17 Richard Guenther <rguenther@suse.de>
9975 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9976 (pass_warn_unused_result): Likewise.
9977 (TODO_set_props): Remove.
9978 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9980 (pass_diagnose_omp_blocks): Define.
9981 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9982 (c_gimple_diagnostics_recursively): Remove.
9983 (finish_function): Do not call it.
9984 (c_write_global_declarations): Continue after errors.
9985 Finalize the CU here.
9986 * c-gimplify.c (c_genericize): Do not gimplify here.
9987 * c-common.c (c_warn_unused_result): Move ...
9988 * tree-cfg.c (do_warn_unused_result): ... here.
9989 (run_warn_unused_result): New function.
9990 (gate_warn_unused_result): New function.
9991 (pass_warn_unused_result): New pass.
9992 * c-common.h (c_warn_unused_result): Remove.
9993 * flags.h (flag_warn_unused_result): Declare.
9994 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9995 * opts.c (flag_warn_unused_result): Initialize to false.
9996 * toplev.c (compile_file): Add comment.
9997 * omp-low.c (create_omp_child_function): Do not register
9998 the function with the frontend.
9999 (diagnose_omp_structured_block_errors): Prepare to be
10000 called as optimization pass.
10001 (gate_diagnose_omp_blocks): New function.
10002 (pass_diagnose_omp_blocks): New pass.
10003 * cgraph.h (cgraph_optimize): Remove.
10004 (cgraph_analyze_function): Likewise.
10005 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10006 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10007 before their parents here.
10008 (cgraph_finalize_function): Not here.
10009 (cgraph_analyze_function): Gimplify functions here.
10010 (cgraph_finalize_compilation_unit): Continue after errors.
10011 Optimize the callgraph from here.
10012 (cgraph_optimize): Make static.
10013 * langhooks.c (write_global_declarations): Finalize the CU.
10014 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10015 (gimplify_function_tree): Assert we gimplify only once.
10016 Set PROP_gimple_any property.
10017 * tree-nested.c (gimplify_all_functions): New function.
10018 (lower_nested_functions): Gimplify all nested functions.
10019 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10020 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10021 and pass_diagnose_omp_blocks after gimplification. Do not
10022 set TODO_set_props on all_lowering_passes.
10023 (execute_one_pass): Do not handle TODO_set_props.
10024 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10025 (gimplify.o): Add tree-pass.h dependency.
10026 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10027 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10028 (unsave_r): Likewise.
10029 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10030 temporary variable.
10032 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10034 * doc/service.texi (Service): Restore previously removed link,
10035 which isn't broken after all.
10037 2009-07-17 Richard Guenther <rguenther@suse.de>
10039 PR tree-optimization/40321
10040 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10041 PHI nodes to the maximal set.
10042 (make_values_for_phi): Add PHI arguments to the maximal set.
10043 (execute_pre): Dump PHI_GEN and the maximal set.
10045 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10048 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10051 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10053 * doc/extend.texi (Nested Functions): Replace broken link with
10055 * doc/service.texi (Service): Remove broken link.
10057 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10060 * builtins.c (expand_builtin_memcmp): Use loc instead of
10061 EXPR_LOCATION (exp).
10062 (expand_builtin_strncmp): Likewise.
10064 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10065 Manuel López-Ibáñez <manu@gcc.gnu.org>
10068 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10069 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10070 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10071 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10072 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10073 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10074 tree-inline.c, c-common.c, c-common.h, gimple.c,
10075 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10076 convert.c: Add location argument to fold_{unary,binary,ternary},
10077 fold_build[123], build_call_expr, build_size_arg,
10078 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10079 fold_build1_initializer, fold_build2_initializer,
10080 fold_build3_initializer, fold_build_call_array,
10081 fold_build_call_array_initializer, fold_single_bit_test,
10082 omit_one_operand, omit_two_operands, invert_truthvalue,
10083 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10084 combine_comparisons, fold_builtin_*, fold_call_expr,
10085 build_range_check, maybe_fold_offset_to_address, round_up,
10088 2009-07-16 Jason Merrill <jason@redhat.com>
10091 * c-common.c (c_common_reswords): Add __is_standard_layout
10093 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10094 * doc/implement-cxx.texi: New.
10095 * doc/gcc.texi: Include it.
10097 2009-07-16 DJ Delorie <dj@redhat.com>
10099 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10100 compares that may be indirectly affected by previous instructions.
10102 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10104 * builtins.c (do_mpc_arg2): New.
10105 (fold_builtin_2): Fold builtin cpow.
10106 * real.h (HAVE_mpc_pow): New.
10108 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10110 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10111 comparison to skip unprofitable schedule
10113 2009-07-16 Simon Baldwin <simonb@google.com>
10115 * gcc.c (option_map): New flag -no-canonical-prefixes.
10116 * (display_help): Print help text for new flag.
10117 * (process_command): Move options translation and language specifics
10118 and handle new flag early. Use it to set a function pointer to a
10119 prefix builder. Replace make_relative_prefix calls with calls to
10120 the function pointed to. Ignore new flag in regular options handling.
10121 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10123 2009-07-15 DJ Delorie <dj@redhat.com>
10125 * config/mep/mep.md (sibcall_internal): Change register to avoid
10126 argument registers.
10127 (sibcall_value_internal): Likewise.
10129 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10131 PR rtl-optimization/40710
10132 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10134 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10136 * config/mips/mips.md (*extenddi_truncate<mode>,
10137 *extendsi_truncate<mode>): Change type attribute to move_type
10138 with shift_shift. Split out code handling exts from here ...
10139 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10141 (*extendhi_truncateqi): Change type attribute to move_type with
10142 shift_shift. Split out code handling exts from here ...
10143 (*extendhi_truncateqi_exts): ... to this new pattern.
10145 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10147 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10148 instead of "and" with inverted sign bit mask value. Use
10149 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10150 Allocate registers only for operand 4 and operand 5.
10152 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10154 PR middle-end/40747
10155 * fold-const.c (fold_cond_expr_with_comparison): When folding
10156 < and <= to MIN, make sure the MIN uses the same type as the
10157 comparison's operands.
10159 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10161 * arm.md (ior_xor): New code iterator.
10162 (split for ior/xor with shift and zero-extend): New split pattern.
10163 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10165 2009-07-15 Richard Guenther <rguenther@suse.de>
10167 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10170 2009-07-15 Richard Guenther <rguenther@suse.de>
10172 PR middle-end/40753
10173 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10175 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10177 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10178 handle 2.6.30 kernel.
10180 2009-07-15 DJ Delorie <dj@redhat.com>
10182 * config/mep/mep.md (sibcall_internal): Change register to allow
10183 for 24-bit addresses.
10184 (sibcall_value_internal): Likewise.
10186 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10188 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10189 that are enabled/disabled by the flags introduced by a previous patch.
10191 2009-07-14 DJ Delorie <dj@redhat.com>
10193 * config/mep/mep.md (sibcall_internal): Include non-toggling
10195 (sibcall_value_internal): Likewise.
10197 2009-07-14 Taras Glek <tglek@mozilla.com>
10198 Rafael Espindola <espindola@google.com>
10200 * doc/sourcebuild.texi: Document install-plugin target.
10201 * configure.ac: Added install-plugin target to language makefiles.
10202 * configure: Regenerate.
10203 * Makefile.in: (install-plugin): Install more headers,
10204 depend on lang.install-plugin.
10206 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10208 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10211 2009-07-14 DJ Delorie <dj@redhat.com>
10213 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10214 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10215 * config/mep/mep.md (sibcall_internal): Change test from
10216 mep_vliw_mode_match to mep_vliw_jmp_match.
10217 (sibcall_value_internal): Likewise.
10219 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10221 * config/i386/sse.md (copysign<mode>3): New expander.
10222 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10223 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10224 Use ix86_build_const_vector.
10225 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10226 IX86_BUILTIN_CPYSGNPD.
10227 (builtin_description): Add __builtin_ia32_copysignps and
10228 __builtin_ia32_copysignpd.
10229 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10230 and BUILT_IN_COPYSIGNF.
10232 2009-07-13 Jason Merrill <jason@redhat.com>
10234 * builtins.c (can_trust_pointer_alignment): New fn.
10235 (get_pointer_alignment): Factor it out from here.
10236 * tree.h: Declare it.
10238 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10240 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10243 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10247 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10249 2009-07-14 Richard Guenther <rguenther@suse.de>
10250 Andrey Belevantsev <abel@ispras.ru>
10252 PR middle-end/40745
10253 * cfgexpand.c (partition_stack_vars): Do not bother to update
10254 alias information when not optimizing.
10256 2009-07-14 Richard Guenther <rguenther@suse.de>
10257 Andrey Belevantsev <abel@ispras.ru>
10259 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10260 (pt_solution_set): Likewise.
10261 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10262 * tree-ssa-structalias.c (pt_solution_set): New function.
10263 * final.c (rest_of_clean_state): Free SSA data structures.
10264 * print-rtl.c (print_decl_name): Remove.
10265 (print_mem_expr): Implement in terms of print_generic_expr.
10266 * alias.c (ao_ref_from_mem): New function.
10267 (rtx_refs_may_alias_p): Likewise.
10268 (true_dependence): Query alias-export info.
10269 (canon_true_dependence): Likewise.
10270 (write_dependence_p): Likewise.
10271 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10273 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10274 (mem_expr_equal_p): Use operand_equal_p.
10275 (set_mem_attributes_minus_bitpos): Do not use
10276 component_ref_for_mem_expr.
10277 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10278 (update_alias_info_with_stack_vars): Likewise.
10279 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10280 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10281 explicitly nor clear stmt operands.
10282 Free the decl-to-pointer map.
10283 * tree-optimize.c (execute_free_datastructures): Do not free
10284 SSA data structures here.
10285 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10286 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10287 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10289 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10291 2009-07-13 DJ Delorie <dj@redhat.com>
10293 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10294 unrolling at the right iteration count.
10296 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10299 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10301 * haifa-sched.c (rank_for_schedule): Introduced flags to
10302 enable/disable individual scheduling heuristics.
10303 * common.opt: Introduced flags to enable/disable individual
10304 heuristics in the scheduler.
10305 * doc/invoke.texi: Introduced flags to enable/disable individual
10306 heuristics in the scheduler.
10308 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10310 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10311 config/i386/mingw-tls.c.
10312 * config/i386/mingw-tls.c: Removed.
10314 2009-07-13 Ira Rosen <irar@il.ibm.com>
10316 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10317 checks access only relevant statements.
10318 (vectorizable_reduction): Likewise.
10320 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10322 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10323 just for 32-bit case.
10325 2009-07-12 Jan Hubicka <jh@suse.cz>
10327 PR tree-optimization/40585
10328 * except.c (expand_resx_expr): When there already is resume
10329 instruction, produce linked list.
10330 (build_post_landing_pads): Assert that resume is empty.
10331 (connect_post_landing_pads): Handle resume lists.
10332 (dump_eh_tree): Dump resume list.
10334 2009-07-12 Ira Rosen <irar@il.ibm.com>
10336 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10337 with additional argument.
10338 * tree-vectorizer.h (enum vect_def_type): Add
10339 vect_double_reduction_def.
10340 (vect_is_simple_reduction): Add argument.
10341 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10343 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10344 vect_is_simple_reduction with additional argument.
10345 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10347 (reduction_code_for_scalar_code): Handle additional codes by
10348 returning ERROR_MARK for them. Fix comment and indentation.
10349 (vect_is_simple_reduction): Fix comment, add argument to specify
10350 double reduction. Detect double reduction.
10351 (get_initial_def_for_induction): Fix indentation.
10352 (get_initial_def_for_reduction): Fix comment and indentation.
10353 Handle double reduction. Create initial definitions that do not
10354 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10355 (vect_create_epilog_for_reduction): Fix comment, add argument to
10356 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10357 epilogue result extraction. Create double reduction phi node and
10358 replace relevant uses.
10359 (vectorizable_reduction): Call vect_is_simple_reduction with
10360 additional argument. Fix indentation. Update epilogue code treatment
10361 according to the changes in reduction_code_for_scalar_code. Check
10362 for double reduction. Call vect_create_epilog_for_reduction with
10363 additional argument.
10364 * tree-vect-stmts.c (process_use): Handle double reduction, update
10366 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10367 (vect_get_vec_def_for_operand): Likewise.
10369 2009-07-12 Danny Smith <dansmister@gmail.com>
10371 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10372 dllexport if !TREE_PUBLIC.
10373 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10375 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10377 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10378 (avr_extra_arch_macro) Remove declatation.
10379 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10380 (avr_extra_arch_macro) Declare as static.
10381 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10383 2009-07-11 Jan Hubicka <jh@suse.cz>
10385 PR middle-end/48388
10386 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10388 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10391 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10392 cold_in_std_section bits.
10393 (dwarf2out_begin_prologue): Initialize them.
10394 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10395 if already covered by text_section or cold_text_section range.
10397 PR rtl-optimization/40667
10398 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10399 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10400 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10401 * config/i386/i386.c (ix86_minimum_alignment): New function.
10402 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10403 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10404 * emit-rtl.c (gen_reg_rtx): Likewise.
10405 * function.c (assign_parms): Likewise. If nominal_type needs
10406 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10407 rather than passed_type's alignment.
10410 * function.c (assign_parm_setup_stack): Adjust
10411 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10412 from nominal_mode on big endian.
10414 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10416 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10418 2009-07-10 DJ Delorie <dj@redhat.com>
10420 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10422 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10424 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10426 (thumb2_cbnz): Likewise.
10428 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10431 * config.gcc (supported_defaults): Add synci.
10432 (with_synci): Add validation.
10433 (all_defaults): Add synci.
10434 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10437 * config/mips/mips.opt (msynci): New option.
10438 * config/mips/mips.c (mips_override_options): Warn on use of
10439 -msynci for targets that do now support it.
10440 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10442 * gcc/doc/invoke.texi (-msynci): Document the new option.
10443 * doc/install.texi (--with-synci): Document the new option.
10445 2009-07-10 Richard Guenther <rguenther@suse.de>
10447 PR tree-optimization/40496
10448 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10449 the PHI result with a compatible type.
10451 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10455 * c.opt (Wunused-result): New.
10456 * doc/invoke.texi: Document it.
10457 * c-common.c (c_warn_unused_result): Use it.
10459 2009-07-09 DJ Delorie <dj@redhat.com>
10461 * targhooks.c (default_target_can_inline_p): Rename from
10462 default_target_option_can_inline_p.
10463 * targhooks.h (default_target_can_inline_p): Likewise.
10464 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10465 TARGET_OPTION_CAN_INLINE_P.
10466 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10467 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10468 (mep_target_can_inline_p): Rename from
10469 mep_target_option_can_inline_p.
10472 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10473 registers used to pass vectors.
10475 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10477 2009-07-09 Tom Tromey <tromey@redhat.com>
10479 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10480 * config/mmix/mmix.c: Include dwarf2.h.
10481 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10482 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10483 * config/sh/sh.c: Include dwarf2.h.
10484 * config/i386/i386.c: Include dwarf2.h.
10485 * Makefile.in (DWARF2_H): Remove 'elf'.
10486 * except.c: Include dwarf2.h.
10487 * unwind-dw2.c: Include dwarf2.h.
10488 * dwarf2out.c: Include dwarf2.h.
10489 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10490 * unwind-dw2-fde.c: Include dwarf2.h.
10491 * dwarf2asm.c: Include dwarf2.h.
10493 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10495 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10496 (max_issue): Use it.
10497 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10499 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10500 (region_sched_info): Update.
10501 * sched-ebb.c (ebb_sched_info): Update.
10502 * modulo-sched.c (sms_sched_info): Update.
10503 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10505 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10507 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10509 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10511 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10513 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10515 PR middle-end/40692
10516 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10517 arg1 with arg01 if arg1 is already INTEGER_CST.
10519 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10521 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10522 Transform (and (truncate)) into (truncate (and)).
10524 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10526 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10527 creating LHS paradoxical subregs. Fix surrounding returns to
10528 use NULL_RTX rather than 0.
10530 2009-07-08 DJ Delorie <dj@redhat.com>
10532 * config/mep/mep.c: (mep_option_can_inline_p): New.
10533 (TARGET_OPTION_CAN_INLINE_P): Define.
10535 2009-07-08 Mark Wielaard <mjw@redhat.com>
10538 * dwarf2out.c (add_data_member_location_attribute): When we have
10539 only a constant offset don't emit a new location description using
10540 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10543 2009-07-08 Richard Henderson <rth@redhat.com>
10546 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10547 (enum reg_class): Add CLOBBERED_REGS.
10548 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10549 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10550 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10551 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10552 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10553 force 64-bit sibcalls into R11.
10554 * config/i386/constraints.md (U): New constraint.
10555 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10556 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10557 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10559 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10561 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10563 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10564 * ebitmap.h (dump_ebitmap): Ditto.
10565 * optabs.h (optab_libfunc): Ditto.
10566 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10567 * tree-flow.h (vect_can_force_dr_alignment_p,
10568 get_vectype_for_scalar_type): Ditto.
10569 (vectorize_loops): Move prototype to ...
10570 * tree-vectorizer.h: ... here. Also, adjust comment.
10571 (vect_set_verbosity_level): Remove duplicate prototype.
10572 * tree-ssa-loop.c: Include tree-vectorizer.h.
10573 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10575 2009-07-08 Nick Clifton <nickc@redhat.com>
10577 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10580 2009-07-08 DJ Delorie <dj@redhat.com>
10582 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10583 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10584 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10586 * config/mep/intrinsics.md: Regenerated.
10587 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10588 registers when asm() or calls are detected.
10590 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10593 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10595 * gimple (gimple_build_call_from_tree): Likewise.
10596 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10597 no_warning flag before warning.
10599 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10601 * tree.c (set_expr_locus): Remove.
10602 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10603 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10605 * gimplify.c (internal_get_tmp_var): Likewise.
10606 (gimplify_call_expr): Likewise.
10607 (gimplify_one_sizepos): Likewise.
10609 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10612 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10613 to variables for debugging purposes.
10615 2009-06-23 Mark Loeser <mark@halcy0n.com>
10618 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10620 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10622 * pretty-print.c (pp_base_format): Remove %J.
10623 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10624 gcc_cxxdiag_char_table): Likewise.
10625 (init_dynamic_diag_info): Likewise.
10627 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10629 * pretty-print.c (pp_base_format): Remove %H.
10630 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10631 gcc_cxxdiag_char_table): Likewise.
10632 (init_dynamic_diag_info): Likewise.
10633 * config/mep/mep.c (mep_select_section): Likewise.
10635 2009-07-07 Duncan Sands <baldrick@free.fr>
10637 * final.c (pass_clean_state): Give the pass a name.
10638 * passes.c (pass_rest_of_compilation): Likewise.
10639 * tree-optimize.c (pass_all_optimizations): Likewise.
10641 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10643 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10644 an extra 'decl' for error_at.
10646 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10648 PR middle-end/40669
10649 * tree-tailcall.c (adjust_return_value_with_ops,
10650 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10651 if it has complex or vector type.
10653 2009-07-07 Olivier Hainque <hainque@adacore.com>
10655 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10658 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10660 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10662 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10664 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10665 * c-decl.c: Likewise.
10666 * function.c: Likewise.
10667 * varasm.c: Likewise.
10668 * tree-ssa.c: Likewise.
10669 * c-common.c: Likewise.
10670 * tree-cfg.c: Likewise.
10671 * config/spu/spu.c: Likewise.
10672 * config/ia64/ia64.c: Likewise.
10673 * config/v850/v850.c: Likewise.
10675 2009-07-06 DJ Delorie <dj@redhat.com>
10677 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10678 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10679 unspecified accesses to control registers.
10680 * config/mep/intrinsics.md: Regenerate.
10681 * config/mep/intrinsics.h: Regenerate.
10682 * config/mep/mep-intrin.h: Regenerate.
10684 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10686 * c-lex.c: Replace %H by an explicit location. Update all calls.
10687 * c-common.c: Likewise.
10688 * c-decl.c: Likewise.
10689 * c-typeck.c: Likewise.
10690 * fold-const.c: Likewise.
10691 * gimplify.c: Likewise.
10692 * stmt.c: Likewise.
10693 * tree-cfg.c: Likewise.
10694 * tree-ssa-loop-niter.c: Likewise.
10695 * tree-vrp.c: Likewise.
10696 * value-prof.c: Likewise.
10698 2009-07-06 Diego Novillo <dnovillo@google.com>
10700 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10701 if it has one. Handle cases where VAR does not have an
10702 annotation or cfun is NULL.
10704 2009-07-06 Diego Novillo <dnovillo@google.com>
10706 * tree.c: Include debug.h.
10707 (initialize_tree_contains_struct): New.
10708 (init_ttree): Call it.
10709 (tree_node_structure_for_code): Factor out of ...
10710 (tree_node_structure): ... here.
10711 * treestruct.def (TS_PHI_NODE): Remove.
10712 (TS_GIMPLE_STATEMENT): Remove.
10714 2009-07-06 Diego Novillo <dnovillo@google.com>
10716 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10717 (debug_tree_chain): Handle cycles.
10719 2009-07-06 Nick Clifton <nickc@redhat.com>
10720 DJ Delorie <dj@redhat.com>
10722 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10723 __FMOVD_ENABLED__ is defined.
10725 (TARGET_FMOVD): Provide a default definition.
10726 (MASK_FMOVD): Likewise.
10727 (TARGET_CPU_CPP_BUILTINS): Define
10728 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10729 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10730 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10731 (split for DF load from memory into register): Also handle
10732 MEMs which consist of REG+DISP addressing.
10733 (split for DF store from register to memory): Likewise.
10734 (movsf_ie): Always use single fp_mode.
10735 * config/sh/sh.c (sh_override_options): Do not automatically
10736 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10737 that to the -mfmovd command line switch.
10738 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10739 (fldi_ok): Always allow.
10740 * config/sh/sh.opt (mfmovd): Remove this switch.
10741 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10743 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10744 Kaz Kojima <kkojima@gcc.gnu.org>
10746 PR rtl-optimization/30807
10747 * postreload.c (reload_combine): For every new use of REG_SUM,
10748 record the use of BASE.
10750 2009-07-06 Jan Hubicka <jh@suse.cz>
10752 * params.def: Revert my accidental commit at 2009-06-30.
10754 2009-07-04 Ian Lance Taylor <iant@google.com>
10757 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10759 (mingw_format_attribute_overrides): Likewise.
10761 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10764 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10765 don't check cfa.reg. Instead of cfa.indirect use
10766 fde && fde->drap_reg != INVALID_REGNUM test.
10768 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10770 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10772 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10775 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10777 2009-07-03 Richard Guenther <rguenther@suse.de>
10779 PR tree-optimization/40640
10780 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10783 2009-07-03 Jan Hubicka <jh@suse.cz>
10785 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10786 for size, reduce amount of inlining.
10788 2009-07-03 Richard Guenther <rguenther@suse.de>
10790 PR middle-end/34163
10791 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10792 if t +- x is known to not overflow and the conversion widens the
10794 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10796 2009-07-03 Jan Hubicka <jh@suse.cz>
10798 * ipa-pure-const.c (analyze): Update loop optimizer init.
10799 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10800 try_remove_empty_loop, remove_empty_loops): Remove.
10801 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10802 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10803 to mark regular loops as neccesary.
10804 (degenerate_phi_p): New function.
10805 (propagate_necessity, remove_dead_phis): Use it.
10806 (forward_edge_to_pdom): Likewise.
10807 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10808 virtual PHI nodes that became unreachable.
10809 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10810 * tree-flow.h (remove_empty_loops): Remove.
10811 * passes.c (init_optimization_passes): Remove.
10813 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10815 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10816 can_create_pseudo_p.
10817 (*fix_trunc<mode>_i387_1): Ditto.
10818 (*floathi<mode>2_1): Ditto.
10819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10820 (*fistdi2_1): Ditto.
10821 (*fist<mode>2_1): Ditto.
10822 (frndintxf2_floor): Ditto.
10823 (*fist<mode>2_floor_1): Ditto.
10824 (frndintxf2_ceil): Ditto.
10825 (*fist<mode>2_ceil_1): Ditto.
10826 (frndintxf2_trunc): Ditto.
10827 (frndintxf2_mask_pm): Ditto.
10828 (fxam<mode>2_i387_with_temp): Ditto.
10829 * config/i386/sse.md (mulv16qi3): Ditto.
10830 (*sse2_mulv4si3): Ditto.
10832 (sse4_2_pcmpestr): Ditto.
10833 (sse4_2_pcmpistr): Ditto.
10835 2009-07-03 Jan Hubicka <jh@suse.cz>
10837 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10838 (mark_stmt_necessary): Set it.
10839 (mark_operand_necessary): Set it.
10840 (mark_control_dependent_edges_necessary): Set it.
10841 (mark_virtual_phi_result_for_renaming): New function.
10842 (get_live_post_dom): New function.
10843 (forward_edge_to_pdom): New function.
10844 (remove_dead_stmt): Fix handling of control dependences.
10845 (tree_dce_init): Init new bitmap.
10846 (tree_dce_done): Free it.
10848 2009-07-02 Richard Guenther <rguenther@suse.de>
10851 * tree-ssa-structalias.c (new_var_info): Initialize
10854 2009-07-02 Jan Hubicka <jh@suse.cz>
10856 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10859 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10861 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10862 instead of recomputing it. Adjust calls.
10863 (emit_store_flag): Adjust recursive calls.
10865 2009-07-02 Richard Guenther <rguenther@suse.de>
10867 * tree-ssa-live.c (remove_unused_locals): Do not remove
10869 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10870 of DECL_EXTERNAL for HEAP variables.
10871 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10872 HEAP variables. Do not adjust RESTRICT vars.
10873 (find_what_var_points_to): Nobody cares if something
10874 points to READONLY.
10876 2009-07-02 Ben Elliston <bje@au.ibm.com>
10878 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10879 pc_low and pc_high declarations to the top of the function.
10881 2009-07-01 DJ Delorie <dj@redhat.com>
10883 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10884 registers as fixed.
10885 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10886 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10887 unspecified accesses to control registers.
10888 * config/mep/intrinsics.md: Regenerate.
10889 * config/mep/intrinsics.h: Regenerate.
10890 * config/mep/mep-intrin.h: Regenerate.
10892 2009-07-01 Anthony Green <green@moxielogic.com>
10894 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10895 instruction when possible.
10896 (moxie_expand_prologue): Ditto. Also, save an instruction and
10897 some complexity by popping off of $r12 instead of $sp.
10898 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10901 2009-07-01 Richard Henderson <rth@redhat.com>
10904 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10905 contained no insns, reposition note before last insn.
10907 2009-07-01 Richard Henderson <rth@redhat.com>
10910 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10911 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10913 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10916 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10917 darwin9 for printing reg addresses with %y.
10919 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10921 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10922 truncation from operands in binary operations.
10924 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10927 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10928 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10929 subreg of op0 to the original op0.
10931 * expmed.c (store_bit_field_1): Use a temporary as the destination
10932 instead of a paradoxical subreg when we need to truncate the result.
10934 2009-07-01 DJ Delorie <dj@redhat.com>
10936 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10937 names to VLIW variants.
10938 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10939 * config/mep/intrinsics.md: Regenerate.
10940 * config/mep/intrinsics.h: Regenerate.
10941 * config/mep/mep-intrin.h: Regenerate.
10943 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10946 * jump.c (returnjump_p): Revert last patch.
10947 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10949 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10952 * pa.md (casesi32p): Use jump table label to determine the offset
10954 (casesi64p): Likewise.
10956 * pa.c (forward_branch_p): Return bool type. Use instruction
10957 addresses when available. Assert that INSN has a jump label.
10958 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10961 2009-07-01 Richard Guenther <rguenther@suse.de>
10963 PR tree-optimization/19831
10964 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10965 that only act as barriers do not make any previous stores necessary.
10966 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10967 HEAP variables global, do not add a constraint from nonlocal.
10968 (find_func_aliases): Handle escapes through return statements.
10969 (compute_points_to_sets): Make escaped HEAP variables global.
10971 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10974 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10975 after reducing a DImode cstore to SImode.
10977 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10979 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10980 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10982 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10984 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10985 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10987 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10988 and umod_optab if TARGET_BSD_DIVMOD.
10989 * config/vax/lib1funcs.asm: New file.
10990 * config/vax/t-linux: New file.
10991 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10993 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10996 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10997 to type arguments that have void type.
11000 * dwarf2out.c (gen_formal_parameter_die): Call
11001 equate_decl_number_to_die if node is different from origin.
11003 2009-06-30 Anthony Green <green@moxielogic.com>
11005 Clean up moxie port for --enable-build-with-cxx.
11006 * config/moxie/moxie.c (moxie_function_value): First two
11007 parameters are const_tree, not tree.
11008 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11009 (REG_CLASS_NAMES): Ditto.
11010 (REGNO_REG_CLASS): Ditto.
11011 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11012 (moxie_function_value): Fix constyness of arguments.
11014 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11016 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11017 finalize_size_functions before further processing.
11018 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11019 (variable_size): Call self_referential_size on size expressions
11020 that contain a PLACEHOLDER_EXPR.
11021 (size_functions): New static variable.
11022 (copy_self_referential_tree_r): New static function.
11023 (self_referential_size): Likewise.
11024 (finalize_size_functions): New global function.
11025 * tree.c: Include tree-inline.h.
11026 (push_without_duplicates): New static function.
11027 (find_placeholder_in_expr): New global function.
11028 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11030 <tcc_expression>: Likewise.
11031 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11032 the call in the expression.
11033 * tree.h (finalize_size_functions): Declare.
11034 (find_placeholder_in_expr): Likewise.
11035 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11036 (substitute_placeholder_in_expr): Update comment.
11037 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11039 (copy_tree_body_r): Likewise.
11040 (copy_tree_body): New static function.
11041 (maybe_inline_call_in_expr): New global function.
11042 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11043 (maybe_inline_call_in_expr): Declare.
11044 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11045 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11048 2009-06-30 Richard Guenther <rguenther@suse.de>
11050 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11052 (propagate_necessity): Do not mark reaching defs of stores
11055 2009-06-30 Jan Hubicka <jh@suse.cz>
11057 * cfgloopanal.c (check_irred): Move into ...
11058 (mark_irreducible_loops): ... here; return true if ireducible
11060 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11061 (analyze_function): Try to prove loop finiteness.
11062 * cfgloop.h (mark_irreducible_loops): Update prototype.
11063 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11065 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11067 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11069 2009-06-30 Ira Rosen <irar@il.ibm.com>
11071 PR tree-optimization/40542
11072 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11075 2009-06-30 Martin Jambor <mjambor@suse.cz>
11077 PR tree-optimization/40582
11078 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11079 than useless_type_conversion_p.
11080 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11083 2009-06-30 Martin Jambor <mjambor@suse.cz>
11085 PR middle-end/40554
11086 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11088 2009-06-30 Richard Guenther <rguenther@suse.de>
11090 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11091 use ao_ref references.
11092 (walk_aliased_vdefs): Likewise.
11093 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11094 * tree-ssa-dce.c (struct ref_data): Remove.
11095 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11096 (mark_aliased_reaching_defs_necessary): Adjust.
11097 (mark_all_reaching_defs_necessary_1): Likewise.
11099 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11102 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11103 (emit_store_flag_1): Extract from emit_store_flag, adjust
11104 calls to (what now is) emit_cstore.
11105 (emit_store_flag): Call emit_store_flag_1 and also use it
11106 for what used to be recursive calls.
11108 2009-06-30 Wei Guozhi <carrot@google.com>
11111 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11112 if the target bb post dominates from bb.
11113 * config/i386/i386.c (memory_address_length): Check existence of base
11114 register before using it.
11116 2009-06-30 Nick Clifton <nickc@redhat.com>
11117 DJ Delorie <dj@redhat.com>
11119 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11120 __FMOVD_ENABLED__ is defined.
11122 (TARGET_FMOVD): Provide a default definition.
11123 (MASK_FMOVD): Likewise.
11124 (TARGET_CPU_CPP_BUILTINS): Define
11125 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11126 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11127 two fmov instructions depending upon whether TARGET_FMOVD is
11129 (split for DF load from memory into register): Also handle
11130 MEMs which consist of REG+DISP addressing.
11131 (split for DF store from register to memory): Likewise.
11132 * config/sh/sh.opt (mfmovd): Remove this switch.
11133 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11134 * config/sh/sh.c (sh_override_options): Do not automatically
11135 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11136 that to the -mfmovd command line switch.
11138 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11140 (fldi_ok): Always allow.
11141 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11143 2009-06-29 DJ Delorie <dj@redhat.com>
11145 * doc/install.texi (mep-x-elf): Correct chip's full name.
11147 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11149 * doc/extend.texi: Fix typo.
11151 2009-06-29 Tom Tromey <tromey@redhat.com>
11153 * dwarf2.h: Remove.
11154 * Makefile.in (DWARF2_H): New variable.
11155 (except.o): Use it.
11156 (dwarf2out.o): Likewise.
11157 (dwarf2asm.o): Likewise.
11158 * config/i386/t-i386: Use DWARF2_H.
11159 * except.c: Include elf/dwarf2.h.
11160 * unwind-dw2.c: Include elf/dwarf2.h.
11161 * dwarf2out.c: Include elf/dwarf2.h.
11162 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11163 <dtprel>: New field.
11164 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11165 (size_of_loc_descr): Likewise.
11166 (output_loc_operands_raw): Likewise.
11167 (output_loc_operands): Handle new dtprel field.
11168 (loc_checksum): Update.
11169 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11170 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11171 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11172 * dwarf2asm.c: Include elf/dwarf2.h.
11173 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11174 * config/mmix/mmix.c: Include elf/dwarf2.h.
11175 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11176 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11177 * config/sh/sh.c: Include elf/dwarf2.h.
11178 * config/i386/i386.c: Include elf/dwarf2.h.
11180 2009-06-29 DJ Delorie <dj@redhat.com>
11182 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11184 * doc/extend.texi: Add MeP attributes and pragmas.
11185 * doc/invoke.text: Add MeP Options.
11186 * doc/contrib.texi: Add MeP contribution.
11187 * doc/md.texi: Add MeP constraints.
11188 * doc/install.texi: Add MeP target.
11190 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11192 * target.h (struct gcc_target): Add frame_pointer_required field.
11193 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11194 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11195 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11197 * reload1.c (update_eliminables): (Ditto.).
11198 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11199 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11200 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11202 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11204 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11205 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11206 (arm_frame_pointer_required): New function.
11208 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11209 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11210 (avr_frame_pointer_required_p): Declare as static.
11211 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11213 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11214 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11215 (bfin_frame_pointer_required): Make as static, change return type
11217 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11219 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11220 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11221 (cris_frame_pointer_required): New function.
11223 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11225 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11226 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11227 (fr30_frame_pointer_required): New function.
11229 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11230 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11231 (frv_frame_pointer_required): Make as static, change return type
11233 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11235 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11236 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11237 (ix86_frame_pointer_required): Make as static, change return type to
11239 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11241 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11242 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11244 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11246 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11248 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11250 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11251 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11252 (mips_frame_pointer_required): Make as static.
11253 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11255 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11256 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11257 (mmix_frame_pointer_required): Mew function.
11259 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11260 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11262 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11264 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11266 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11268 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11269 (CAN_ELIMINATE): Redefine.
11270 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11271 (sparc_frame_pointer_required): New function.
11272 (sparc_can_eliminate): New function.
11273 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11275 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11276 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11278 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11279 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11280 (xtensa_frame_pointer_required): Make as static, change return type
11282 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11285 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11287 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11288 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11289 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11290 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11291 (register_callback): Handle PLUGIN_START_UNIT.
11292 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11294 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11296 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11298 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11299 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11301 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11303 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11306 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11308 * doc/extend.texi (Additional Floating Types): __float128 is also
11309 supported on i386 targets.
11311 2009-06-29 Richard Guenther <rguenther@suse.de>
11313 PR middle-end/14187
11314 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11316 (pt_solutions_same_restrict_base): Declare.
11317 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11319 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11320 (make_constraint_from, make_copy_constraint): Move earlier.
11321 (make_constraint_from_heapvar): New function.
11322 (make_constraint_from_restrict): Likewise.
11323 (handle_lhs_call): Use it.
11324 (find_func_aliases): Use it to track conversions to restrict
11325 qualified pointers.
11326 (struct fieldoff): Add only_restrict_pointers flag.
11327 (push_fields_onto_fieldstack): Initialize it.
11328 (create_variable_info_for): Track global restrict qualified pointers.
11329 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11330 Track restrict qualified pointer arguments.
11331 (set_uids_in_ptset): Use varinfo is_global_var flag.
11332 (find_what_var_points_to): Set the vars_contains_restrict flag.
11333 Always create the points-to solution for sets including restrict tags.
11334 (pt_solutions_same_restrict_base): New function.
11335 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11336 qualified pointers use pt_solutions_same_restrict_base as
11337 additional source for disambiguation.
11339 2009-06-29 Richard Guenther <rguenther@suse.de>
11341 PR middle-end/38212
11342 * alias.c (find_base_decl): Remove.
11343 (get_deref_alias_set_1): Remove restrict handling.
11344 * c-common.c (c_apply_type_quals_to_decl): Do not set
11345 DECL_POINTER_ALIAS_SET.
11346 * gimplify.c (find_single_pointer_decl_1): Remove.
11347 (find_single_pointer_decl): Likewise.
11348 (internal_get_tmp_var): Remove restrict handling.
11349 (gimple_regimplify_operands): Likewise.
11350 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11351 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11352 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11353 * tree.c (restrict_base_for_decl): Remove.
11354 (init_ttree): Do not allocate it.
11355 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11356 LABEL_DECL_UID for label decls.
11357 (copy_node_stat): Do not copy restrict information.
11358 (decl_restrict_base_lookup): Remove.
11359 (decl_restrict_base_insert): Likewise.
11360 (print_restrict_base_statistics): Likewise.
11361 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11362 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11363 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11364 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11365 (LABEL_DECL_UID): Adjust.
11366 (DECL_BASED_ON_RESTRICT_P): Remove.
11367 (DECL_GET_RESTRICT_BASE): Likewise.
11368 (SET_DECL_RESTRICT_BASE): Likewise.
11369 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11371 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11372 instead of DECL_POINTER_ALIAS_SET.
11373 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11374 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11375 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11377 2009-06-29 Richard Guenther <rguenther@suse.de>
11379 PR tree-optimization/40579
11380 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11381 the IL to simplify has constants that overflowed.
11383 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11385 PR tree-optimization/40550
11386 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11387 vector_compute_type only when the size of vector_compute_type is
11388 less than the size of type.
11390 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11392 * fold-const.c (contains_label_1): Fix comments.
11393 (contains_label_p): Do not walk trees multiple time.
11395 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11397 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11398 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11399 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11400 ix86_fp_comparison_operator.
11401 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11402 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11403 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11404 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11405 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11406 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11407 (related splits): Change predicate to ix86_fp_comparison_operator.
11408 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11409 instead of ix86_fp_comparison_codes.
11410 (ix86_trivial_fp_comparison_operator,
11411 ix86_fp_comparison_operator): New.
11412 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11413 (ix86_expand_compare): Eliminate last two parameters.
11414 (ix86_fp_jump_nontrivial_p): Kill.
11415 * config/i386/i386.c (put_condition_code): Eliminate call to
11416 ix86_fp_comparison_codes and subsequent assertion.
11417 (ix86_fp_comparison_codes): Eliminate.
11418 (ix86_fp_swap_condition): New.
11419 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11420 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11421 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11422 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11423 and ix86_fp_swap_condition.
11424 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11425 Use ix86_fp_comparison_strategy.
11426 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11427 (ix86_fp_jump_nontrivial_p): Eliminate.
11428 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11429 call to ix86_expand_compare.
11430 (ix86_split_fp_branch, ix86_expand_setcc,
11431 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11432 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11434 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11436 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11437 related to jump_clobbers.
11438 * config/arm/arm.md (conds): Remove jump_clob case.
11439 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11440 splits): Change comparison_operator to arm_comparison_operator.
11441 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11444 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11446 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11447 condition for floating point modes.
11448 * expmed.c (emit_store_flag_1): Move here a bigger part
11449 of emit_store_flag.
11450 (emit_store_flag): Try swapping the condition for floating point
11452 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11454 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11456 * expr.c (expand_expr_real_1): Just use do_store_flag.
11457 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11458 emit_store_flag_force.
11459 * expmed.c (emit_store_flag_force): Copy here trick
11460 previously in expand_expr_real_1. Try reversing the comparison.
11461 (emit_store_flag_1): Work if target is NULL.
11462 (emit_store_flag): Work if target is NULL, using the result mode
11463 from the comparison. Use split_comparison, restructure final part
11464 to simplify conditionals.
11466 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11468 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11469 * dojump.c (do_jump): Change handling of floating-point
11470 ops to use just do_compare_and_jump.
11471 (split_comparison): New.
11472 (do_compare_rtx_and_jump): Add here logic coming previously
11473 in do_jump, using split_comparison.
11475 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11478 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11480 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11482 * tree-ssa-alias.c: Fix unintentional commit.
11484 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11486 * passes.c (execute_one_pass): Fix unintentional commit.
11488 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11490 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11491 (df_rd_local_compute, df_md_local_compute): Inline them.
11493 (df_md_scratch): New.
11494 (df_md_alloc, df_md_free): Allocate/free it.
11495 (df_md_local_compute): Only include live registers in init.
11496 (df_md_transfer_function): Prune the in-set computed by
11497 the confluence function, and the gen-set too.
11499 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11501 PR rtl-optimization/26854
11502 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11503 * df-problems.c (df_rd_add_problem): Fix comment.
11504 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11505 df_md_simulate_artificial_defs_at_top,
11506 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11507 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11508 df_md_transfer_function, df_md_init, df_md_confluence_0,
11509 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11510 problem_MD, df_md_add_problem): New.
11511 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11512 df_md_get_bb_info): New.
11513 (DF_LAST_PROBLEM_PLUS1): Adjust.
11515 * Makefile.in (fwprop.o): Include domwalk.h.
11516 * fwprop.c: Include domwalk.h.
11517 (reg_defs, reg_defs_stack): New.
11518 (bitmap_only_bit_between): Remove.
11519 (process_defs): New.
11520 (process_uses): Use reg_defs and local_md instead of
11521 bitmap_only_bit_between and local_rd.
11522 (single_def_use_enter_block): New, from build_single_def_use_links.
11523 (single_def_use_leave_block): New.
11524 (build_single_def_use_links): Remove code moved to
11525 single_def_use_enter_block, invoke domwalk.
11526 (use_killed_between): Adjust comment.
11528 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11530 * bitmap.h (bitmap_ior_and_into): New.
11531 * bitmap.c (bitmap_ior_and_into): New.
11533 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11535 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11536 before_dom_children_before_stmts and after_dom_children_after_stmts.
11537 Rename the two remaining callbacks to just before_dom_children and
11538 after_dom_children. Remove other GIMPLE statement walking bits.
11539 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11540 * graphite.c: Do not include domwalk.h.
11541 * tree-into-ssa.c (interesting_blocks): New global.
11542 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11543 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11544 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11545 now that they're not domwalk callbacks.
11546 (rewrite_initialize_block): Rename to...
11547 (rewrite_enter_block): ... this, place after called functions. Test
11548 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11549 (rewrite_finalize_block): Rename to...
11550 (rewrite_leave_block): ... this, place after called functions.
11551 (rewrite_update_init_block): Rename to...
11552 (rewrite_update_enter_block): ... this, place after called functions.
11553 Test interesting_blocks, call rewrite_update_stmt and
11554 rewrite_update_phi_arguments.
11555 (rewrite_update_fini_block): Rename to...
11556 (rewrite_leave_block): ... this, place after called functions.
11557 (rewrite_blocks): Remove last argument, simplify initialization of
11559 (mark_def_sites_initialize_block): Rename to...
11560 (mark_def_sites_block): ... this, call mark_def_sites.
11561 (mark_def_sites_blocks): Remove argument, simplify initialization of
11563 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11564 (update_ssa): Likewise.
11565 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11567 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11568 (dom_opt_initialize_block): Rename to...
11569 (dom_opt_enter_block): ... this, place after called functions. Walk
11570 statements here, inline propagate_to_outgoing_edges.
11571 (dom_opt_finalize_block): Rename to...
11572 (dom_opt_leave_block): ... this, place after called functions.
11573 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11575 (dse_enter_block, dse_record_phi): New.
11576 (dse_record_phis): Delete.
11577 (dse_finalize_block): Rename to...
11578 (dse_leave_block): ... this.
11579 (tree_ssa_dse): Simplify initialization of walk_data.
11580 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11581 Adjust initialization of walk_data.
11582 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11583 * tree-ssa-loop-phiopt.c (get_non_trapping):
11584 Adjust initialization of walk_data.
11585 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11586 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11587 it's not a domwalk callback.
11588 (uncprop_initialize_block): Rename to...
11589 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11590 (dse_finalize_block): Rename to...
11591 (dse_leave_block): ... this.
11592 (tree_ssa_uncprop): Simplify initialization of walk_data.
11593 * Makefile.in: Adjust dependencies.
11595 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11597 * arm.md (casesi): Fix test for Thumb1.
11598 (thumb1_casesi_internal_pic): Likewise.
11599 (thumb1_casesi_dispatch): Likewise.
11601 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11603 * config/arm/arm-cores.def: Added core cortex-m0.
11604 * config/arm/arm-tune.md: Regenerated.
11605 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11607 2009-06-26 DJ Delorie <dj@redhat.com>
11609 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11611 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11612 the scheduler doesn't tag jump insns.
11614 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11616 * c-decl.c (merge_decls): Re-indent.
11618 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11621 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11622 Special-case decimal float constants.
11624 2009-06-26 Richard Henderson <rth@redhat.com>
11626 * function.h (struct function): Add cannot_be_copied_reason,
11627 and cannot_be_copied_set.
11628 * tree-inline.c (has_label_address_in_static_1): Rename from
11629 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11630 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11631 don't set inline_forbidden_reason.
11632 (copy_forbidden): New function, split out of inline_forbidden_p.
11633 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11634 (inline_forbidden_p): Use copy_forbidden.
11635 (tree_versionable_function_p): Likewise.
11636 (inlinable_function_p): Merge into tree_inlinable_function_p.
11637 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11638 * ipa-cp.c (ipcp_versionable_function_p): New function.
11639 (ipcp_cloning_candidate_p): Use it.
11640 (ipcp_node_modifiable_p): Likewise.
11642 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11644 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11645 that is marked not to be inlined. Remove flag_mudflap use.
11646 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11647 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11649 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11652 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11653 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11655 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11657 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11659 (__mingwthr_remove_key_dtor): Likewise.
11661 2009-06-26 Richard Guenther <rguenther@suse.de>
11663 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11665 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11667 PR middle-end/40525
11668 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11669 try the non-cond_exec path also.
11671 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11674 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11675 (output_cbranch): Use new functions.
11676 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11679 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11680 Pat Haugen <pthaugen@us.ibm.com>
11681 Revital Eres <ERES@il.ibm.com>
11683 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11684 for %c error. Add %x support to print VSX registers as a unified
11685 register set, instead of separate float and altivec registers.
11686 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11687 %y case, and add support for VSX pre-modify addresses.
11688 (output_toc): Add assert for CONST containing an integer constant
11690 (rs6000_adjust_cost): Add POWER7 support.
11691 (insn_must_be_first_in_group): Ditto.
11692 (insn_must_be_last_in_group): Ditto.
11693 (rs6000_emit_popcount): Ditto.
11694 (rs6000_vector_mode_supported_p): Ditto.
11696 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11697 Change some of the functions called by macros to being called
11698 through a pointer, so debug functions can be inserted if
11699 -mdebug=addr or -mdebug=cost.
11700 (rs6000_preferred_reload_class_ptr): Ditto.
11701 (rs6000_secondary_reload_class_ptr): Ditto.
11702 (rs6000_secondary_memory_needed_ptr): Ditto.
11703 (rs6000_cannot_change_mode_class_ptr): Ditto.
11704 (rs6000_secondary_reload_inner): Ditto.
11705 (rs6000_legitimize_reload_address): Ditto.
11706 (rs6000_legitimize_reload_address_ptr): Ditto.
11707 (rs6000_mode_dependent_address): Ditto.
11708 (rs6000_mode_dependent_address_ptr): Ditto.
11710 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11711 function to return true if the mode allows reg + integer
11713 (virtual_stack_registers_memory_p): New function to return true if
11714 the address refers to a virtual stack register.
11715 (rs6000_legitimate_offset_address_p): Move code to say whether a
11716 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11718 (rs6000_legitimate_address_p): Add checks for modes that only can
11719 do reg+reg addressing. Start adding VSX support.
11720 (rs6000_legitimize_reload_address): Ditto.
11721 (rs6000_legitimize_address): Ditto.
11722 (rs6000_debug_legitimate_address_p): New debug functions for
11723 -mdebug=addr and -mdebug=cost.
11724 (rs6000_debug_rtx_costs): Ditto.
11725 (rs6000_debug_address_costs): Ditto.
11726 (rs6000_debug_adjust_cost): Ditto.
11727 (rs6000_debug_legitimize_address): Ditto.
11728 (rs6000_legitimize_reload_address_ptr): Point to call normal
11729 function or debug function. Make functions called via pointer
11731 (rs6000_mode_dependent_address_ptr): Ditto.
11732 (rs6000_secondary_reload_class_ptr): Ditto.
11733 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11734 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11735 into a friendlier error.
11736 (rs6000_init_builtins): Add initial VSX support.
11737 (rs6000_adjust_cost): Fix some spacing issues.
11739 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11740 (REG_CLASS_NAMES): Ditto.
11741 (REG_CLASS_CONTENTS): Ditto.
11742 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11743 pointer, to add -mdebug=addr support.
11744 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11745 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11746 -mdebug=addr support.
11747 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11748 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11749 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11751 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11753 (bswapsi*): Set attribute types for load/store. Add combiner
11754 patterns to eliminate zero extend on 64-bit.
11755 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11756 stdbrx if the hardware supports those instructions.
11758 2009-06-25 Ian Lance Taylor <iant@google.com>
11760 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11761 (Link Options): Document -static-libstdc++.
11763 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11766 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11767 DATA_ALIGNMENT instead.
11769 2009-06-25 Richard Guenther <rguenther@suse.de>
11771 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11772 indirect references against the callused/escaped solutions.
11773 (call_may_clobber_ref_p_1): Likewise.
11775 2009-06-25 Martin Jambor <mjambor@suse.cz>
11777 PR tree-optimization/40493
11778 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11779 (enum unscalarized_data_handling): New type.
11780 (handle_unscalarized_data_in_subtree): Return what has been done.
11781 (load_assign_lhs_subreplacements): Handle left flushes differently.
11782 (sra_modify_assign): Use unscalarized_data_handling, simplified
11783 condition determining whether to remove the statement.
11785 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11787 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11788 excerpt - @ should be doubled for texinfo.
11790 2009-06-24 Ian Lance Taylor <iant@google.com>
11792 * config/arc/arc.c: Include "df.h".
11793 (arc_attribute_table): Make static. Move higher in file.
11794 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11795 (output_shift): Initialize n later to avoid warning.
11796 * config/arm/arm.c (arm_attribute_table): Make static. Move
11798 * config/avr/avr.c (avr_attribute_table): Make static. Move
11800 (reg_class_tab): Change array type from int to enum reg_class.
11801 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11803 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11804 (lshrhi3_out): Likewise.
11805 (class_likely_spilled_p): Change return type to bool.
11806 (avr_rtx_costs): Use local code variable with enum type.
11807 * config/avr/avr.md (movmemhi): Use add_reg_note.
11808 (andhi3, andsi3): Don't use AS2 with "and".
11809 (iorhi3, iorsi3): Don't use AS2 with "or".
11810 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11811 * config/crx/crx.c: Include "df.h".
11812 (crx_attribute_table): Make static.
11813 * config/m32r/m32r.c: Include "df.h".
11814 (m32r_attribute_table): Make static. Move higher in file.
11815 (pop): Use add_reg_note.
11816 (block_move_call): Change 0 to LCT_NORMAL in function call.
11817 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11818 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11819 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11820 declare, not just when TREE_CODE is defined.
11821 * config/m68hc11/m68hc11.c: Include "expr.h".
11822 (m68hc11_attribute_table): Make static. Move higher in file.
11823 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11825 (m68hc11_register_indirect_p): Likewise.
11826 (m68hc11_function_arg_padding): Change return type to enum
11828 (emit_move_after_reload): Use add_reg_note.
11829 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11830 (m68hc11_split_logical): Likewise.
11831 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11833 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11834 to VOIDmode in function call.
11835 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11837 (m68hc11_split_logical): Update declaration.
11838 (m68hc11_function_arg_padding): Update declaration.
11839 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11840 to array of enum reg_class.
11841 (mcore_attribute_table): Make static. Move higher in file.
11842 (mcore_rtx_costs): Add cast to enum type.
11843 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11844 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11845 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11847 * config/sh/predicates.md (trapping_target_operand): Rename and to
11849 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11851 * config/spu/spu.c (spu_attribute_table): Make static. Move
11853 * config/v850/v850.c (v850_attribute_table): Make static. Move
11855 (v850_rtx_costs): Use local code with enum type.
11856 (expand_epilogue): Add cast.
11857 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11859 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11862 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11863 -m2a-single-only and -m2a-nofpu.
11864 * config/sh/sh.opt: Document m2a generates FPU code.
11866 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11868 * defaults.h (CAN_ELIMINATE): Provide default.
11869 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11870 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11871 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11872 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11873 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11874 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11875 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11876 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11877 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11878 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11880 2009-06-24 DJ Delorie <dj@redhat.com>
11882 * mep-ext-cop.cpu: Fix copyright notice.
11883 * mep-default: Fix copyright notice.
11884 * mep-core: Fix copyright notice.
11885 * mep: Fix copyright notice.
11886 * mep-ivc2: Fix copyright notice.
11887 * mep-c5: Fix copyright notice.
11889 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11891 * doc/contrib.texi (Contributors):
11893 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11895 PR middle-end/40501
11896 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11897 src and dst operands if necessary.
11899 2009-06-23 DJ Delorie <dj@redhat.com>
11902 * config.gcc: Add mep support.
11903 * recog.c: Resurrect validate_replace_rtx_subexp().
11904 * recog.h: Likewise.
11905 * config/mep/: Add new port:
11906 * config/mep/constraints.md: New file.
11907 * config/mep/default.h: New file.
11908 * config/mep/intrinsics.h: New file.
11909 * config/mep/intrinsics.md: New file.
11910 * config/mep/ivc2-template.h: New file.
11911 * config/mep/mep-c5.cpu: New file.
11912 * config/mep/mep-core.cpu: New file.
11913 * config/mep/mep-default.cpu: New file.
11914 * config/mep/mep-ext-cop.cpu: New file.
11915 * config/mep/mep-intrin.h: New file.
11916 * config/mep/mep-ivc2.cpu: New file.
11917 * config/mep/mep-lib1.asm: New file.
11918 * config/mep/mep-lib2.c: New file.
11919 * config/mep/mep-pragma.c: New file.
11920 * config/mep/mep-protos.h: New file.
11921 * config/mep/mep-tramp.c: New file.
11922 * config/mep/mep.c: New file.
11923 * config/mep/mep.cpu: New file.
11924 * config/mep/mep.h: New file.
11925 * config/mep/mep.md: New file.
11926 * config/mep/mep.opt: New file.
11927 * config/mep/predicates.md: New file.
11928 * config/mep/t-mep: New file.
11930 2009-06-23 Ian Lance Taylor <iant@google.com>
11932 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11933 from loose_warn into c_loose_warn and from strict_warn into
11934 c_strict_warn. Set and substitute warn_cxxflags. Check for
11935 --enable-build-with-cxx. Set and substitute
11936 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11937 * Makefile.in (CXXFLAGS): New variable.
11938 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11939 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11940 the default is the same as $(STRICT_WARN).
11941 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11942 (CXX): New variable.
11943 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11944 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11945 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11946 (HOST_LIBS): New variable.
11947 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11948 (ALL_CXXFLAGS): New variable.
11949 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11950 * doc/install.texi (Configuration): Document
11951 --enable-build-with-cxx, --with-stage1-ldflags,
11952 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11953 * configure: Rebuild.
11955 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11957 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11958 from previous commit.
11960 2009-06-23 Ian Lance Taylor <iant@google.com>
11962 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11964 2009-06-23 Ian Lance Taylor <iant@google.com>
11966 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11967 with ATTRIBUTE_UNUSED.
11969 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11970 Pat Haugen <pthaugen@us.ibm.com>
11971 Revital Eres <eres@il.ibm.com>
11973 * config.in (HAVE_AS_POPCNTD): Add default definition.
11974 (HAVE_AS_LWSYNC): Ditto.
11976 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11978 (gcc_cv_as_powerpc_cmpb): Ditto.
11979 (gcc_cv_as_powerpc_dfp): Ditto.
11980 (gcc_cv_as_powerpc_vsx): Ditto.
11981 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11982 supporting the popcntd/lwsync instructions.
11983 (gcc_cv_as_powerpc_lwsync): Ditto.
11984 * configure: Regenerate.
11986 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11987 -mcpu=native and -mcpu=power7.
11988 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11990 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11991 a variable instead of a mask to reduce the number of mask bits.
11992 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11993 (-mbit-word): Ditto.
11994 (-mregnames): Ditto.
11995 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11996 (-mfused-madd): Ditto.
11998 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12000 (-mvsx): New switch for VSX instructions.
12001 (-misel): Move from a variable to a mask to allow it to be set by
12004 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12005 function declaration to an array declaration.
12006 (rs6000_hard_regno_nregs): New external array declaration.
12008 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12009 files included by rs6000.md.
12011 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12012 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12014 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12016 (rs6000_debug_reg): New -mdebug= variables.
12017 (rs6000_debug_addr): Ditto.
12018 (rs6000_debug_cost): Ditto.
12019 (rs6000_pmode): New variable to hold Pmode.
12020 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12021 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12022 calculated at compiler start.
12023 (rs6000_hard_regno_nregs): Change function to an array which holds
12024 HARD_REGNO_NREGS calculated at compiler start.
12025 (rs6000_explicit_options): Delete isel field.
12026 (rs6000_vector_unit): New array to hold which vector unit
12027 supports arithmetic options for a given type.
12028 (rs6000_vector_mem): New array to hold which vector unit supports
12029 memory reference operations for a given type.
12030 (rs6000_vector_align): New array to given the alignment of each
12032 (power7_cost): New basic costs for power7.
12033 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12034 (rs6000_hard_regno_nregs_internal): New function, moved from
12035 HARD_REGNO_NREGS, to calculate the number of registers each hard
12036 register takes for each type.
12037 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12038 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12039 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12040 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12041 unit information here so it is calculated once at compiler startup
12043 (rs6000_override_options): Make -misel a target mask. Add more
12044 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12045 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12047 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12048 (rs6000_handle_option): Move -misel from variable to target mask.
12049 (rs6000_builtin_mask_for_load): Add VSX support.
12050 (rs6000_conditional_register_usage): Ditto.
12051 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12052 (function_arg_boundary): Ditto.
12053 (rs6000_expand_builtin): Ditto.
12054 (def_builtin): Make abort message a little friendlier.
12055 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12057 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12058 assembler support the popcntd instruction instead of a vsx
12059 instruction to enable power7 support.
12060 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12061 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12062 option to the assembler if -mcpu=native.
12063 (ASM_CPU_NATIVE_SPEC): Ditto.
12064 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12066 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12067 the lwsync instruction.
12068 (enum processor_type): Add PROCESSOR_POWER7.
12069 (rs6000_debug_reg): New -mdebug= options.
12070 (rs6000_debug_addr): Ditto.
12071 (rs6000_debug_cost): Ditto.
12072 (rs6000_isel): Delete.
12073 (enum rs6000_vector): New enum to say what vector unit we have.
12074 (VECTOR_UNIT_*): New macros to say which vector unit has
12075 arithmetic operations for a given type.
12076 (VECTOR_MEM_*): New macros to say which vector unit has memory
12077 operations for a given type.
12078 (TARGET_LDBRX): Whether the machine supports the ldbrx
12080 (TARGET_ISEL): Delete, -misel moved to be a mask.
12081 (TARGET_ISEL64): New macro for 64-bit isel support.
12082 (UNITS_PER_VSX_WORD): New macro.
12083 (POINTER_SIZE): Move to be an external variable, rather than
12084 calculating whether we are generating 32 ot 64-bit code.
12086 (STACK_BOUNDARY): Add VSX support.
12087 (LOCAL_ALIGNMENT): Ditto.
12088 (SLOW_UNALIGNED_ACCESS): Ditto.
12089 (VSX_REGNO_P): New macro for VSX support.
12090 (VFLOAT_REGNO_P): Ditto.
12091 (VINT_REGNO_P): Ditto.
12092 (VLOGICAL_REGNO_P): Ditto.
12093 (VSX_VECTOR_MODE): Ditto.
12094 (VSX_SCALAR_MODE): Ditto.
12096 (VSX_MOVE_MODE): Ditto.
12097 (VSX_REG_CLASS_P): Ditto.
12098 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12100 (UNITS_PER_SIMD_WORD): Add VSX support.
12101 (MODES_TIEABLE_P): Ditto.
12102 (STARTING_FRAME_OFFSET): Ditto.
12103 (STACK_DYNAMIC_OFFSET): Ditto.
12104 (EPILOGUE_USES): Ditto.
12105 (REGNO_REG_CLASS): Move to array lookup.
12106 (CLASS_MAX_NREGS): Ditto.
12107 (rs6000_vector_reg_class): Add declaration.
12108 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12109 overlap with the floating point and Altivec registers.
12111 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12113 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12114 give the appropriate asm switches if -mcpu=native.
12115 (host_detect_local_cpu): Add support for "asm".
12116 (host_detect_local_cpu): Follow GNU code guidelines for name.
12118 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12119 -mbit-word to a variable instead of being a target mask.
12121 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12122 emit the lwsync instruction instead of emitting the instruction as
12123 an integer constant.
12125 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12126 fixuns_trundfsi2, move expander into rs6000.md.
12128 * config/rs6000/rs6000.md (cpu): Add power7.
12129 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12130 (logical predicate patterns): Change the single instruction
12131 primitives that set CR0 to be fast_compare instead of compare.
12133 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12134 (popcntddi2): Ditto.
12135 (popcount<mode>): Ditto.
12136 (floating multiply/add insns): Name the floating point
12137 multiply/add insns.
12138 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12139 (isel_unsigned_<mode>): Ditto.
12140 (fixuns_trundfsi2): Move expander here from spe.md.
12141 (smindi3): Define if we have -misel on 64-bit systems.
12146 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12148 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12150 * config/avr/avr.c (avr_current_device): New variable.
12151 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12152 (avr_arch, mcu_type_s): Move to avr.h.
12153 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12154 default_data_section_start fields.
12155 (avr_arch): Moved from avr.c.
12156 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12157 library_name fields.
12158 (avr_current_device, avr_mcu_types, avr_arch_types,
12159 avr_device_to_arch, avr_device_to_data_start,
12160 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12161 (EXTRA_SPEC_FUNCTIONS): Define.
12162 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12163 options mapping. Use device_to_arch and device_to_data_start insted.
12164 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12165 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12166 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12167 * config/avr/driver-avr.c: New file.
12168 * config/avr/avr-devices.c: New file.
12170 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12172 * var-tracking.c (unshare_variable): Force initialized to
12173 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12174 (set_variable_part): Likewise.
12175 (struct variable_union_info): Remove pos_src field.
12176 (vui_vec, vui_allocated): New variables.
12177 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12178 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12179 == 1 use a simpler sorting algorithm. Compute pos field right
12180 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12181 Avoid quadratic comparison if !flag_var_tracking_uninit.
12182 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12183 unshare_variable unconditionally.
12184 (dataflow_set_different_2): Removed.
12185 (dataflow_set_different): Don't traverse second hash table.
12186 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12187 unconditionally to var_reg_set or var_mem_set.
12188 (emit_notes_in_bb): Likewise.
12189 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12191 (emit_note_insn_var_location): Don't set initialized to
12192 VAR_INIT_STATUS_INITIALIZED early.
12193 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12195 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12197 * tree-object-size.c (addr_object_size): Instead of checking
12198 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12199 are no FIELD_DECLs following it.
12201 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12203 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12204 order to match bswaps with signed source operands.
12206 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12208 * sdbout.c (sdbout_one_type): Fix braces in switch.
12210 2009-06-23 Richard Guenther <rguenther@suse.de>
12212 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12214 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12215 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12216 var_callused, callused_tree, var_storedanything, storedanything_tree,
12217 var_integer, integer_tree): Remove global variables.
12218 (new_var_info): Do not pass new id, append the new var to the
12219 global variable vector.
12220 (do_ds_constraint): Use is_global_var member of the variable-info.
12221 (new_scalar_tmp_constraint_exp): Adjust.
12222 (create_function_info_for): Likewise.
12223 (create_variable_info_for): Likewise.
12224 (find_what_var_points_to): Remove dead code.
12225 (init_base_vars): Simplify.
12226 (compute_points_to_sets): Adjust.
12228 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12230 * combine.c (try_combine): Dump information about the insns we're
12233 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12235 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12236 check when calling force_to_mode on TRUNCATE's operand.
12238 2009-06-22 Ian Lance Taylor <iant@google.com>
12240 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12242 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12244 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12246 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12248 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12249 override library linkage flags such as -static-libgcc or
12252 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12254 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12256 2009-06-22 Ian Lance Taylor <iant@google.com>
12258 * config/linux.opt: Put mglibc ahead of muclibc.
12260 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12261 for duplicate decls.
12263 2009-06-22 Matthias Klose <doko@ubuntu.com>
12265 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12267 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12270 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12271 instead of NULL if a parser error occurs.
12273 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12275 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12276 non-DWARF2_DEBUGGING_INFO version.
12278 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12280 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12281 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12283 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12284 (LIBGCC2_TF_CEXT): Define.
12287 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12290 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12292 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12294 * config/arm/arm.c (arm_override_options): Disable
12295 -mcaller-super-interworking and -mcallee-super-interworking.
12296 * doc/invoke.texi (ARM Options): Document this.
12298 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12300 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12301 * config/arm/constraints.md (j): New constraint for movw operands.
12302 (N): Remove thumb2 meaning.
12303 * config/arm/arm.md (*arm_movw): Delete.
12304 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12305 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12306 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12308 2009-06-22 Martin Jambor <mjambor@suse.cz>
12310 PR tree-optimization/40492
12311 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12312 build_ref_for_offset.
12314 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12316 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12317 JUMP_TABLE_DATA_P predicates where applicable.
12318 * auto-inc-dec.c: Ditto.
12319 * builtins.c: Ditto.
12320 * caller-save.c: Ditto.
12322 * cfgcleanup.c: Ditto.
12323 * cfglayout.c: Ditto.
12325 * combine.c: Ditto.
12326 * combine-stack-adj.c: Ditto.
12330 * df-scan.c: Ditto.
12332 * dwarf2asm.c: Ditto.
12333 * dwarf2out.c: Ditto.
12334 * emit-rtl.c: Ditto.
12340 * function.c: Ditto.
12343 * genpreds.c: Ditto.
12344 * genrecog.c: Ditto.
12346 * ira-costs.c: Ditto.
12347 * ira-lives.c: Ditto.
12349 * loop-iv.c: Ditto.
12350 * lower-subreg.c: Ditto.
12351 * modulo-sched.c: Ditto.
12353 * postreload.c: Ditto.
12354 * print-rtl.c: Ditto.
12356 * reginfo.c: Ditto.
12357 * regmove.c: Ditto.
12358 * reload1.c: Ditto.
12361 * rtlanal.c: Ditto.
12363 * sched-vis.c: Ditto.
12365 * sel-sched-ir.c: Ditto.
12366 * simplify-rtx.c: Ditto.
12367 * targhooks.c: Ditto.
12368 * var-tracking.c: Ditto.
12369 * vmsdbgout.c: Ditto.
12371 2009-06-22 Matthias Klose <doko@ubuntu.com>
12373 * Makefile.in (install-plugin): Always use DESTDIR.
12375 2009-06-22 Olivier Hainque <hainque@adacore.com>
12377 * config/pa/pa.c (output_call): Don't optimize post call jumps
12378 into return address adjustments if the call may throw.
12380 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12382 * arm.c (thumb1_output_casesi): New function.
12383 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12384 optimizing for size or PIC.
12385 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12386 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12387 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12388 (thumb1_casesi_internal_pic): New expand rule.
12389 (thumb1_casesi_dispatch): New pattern.
12390 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12392 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12393 in the text seciton when PIC or optimizing for size.
12394 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12395 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12396 preservation properties of code.
12397 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12398 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12399 (__gnu_thumb1_case_si): New function.
12400 * t-arm (LIB1ASMSRC): Define here.
12401 (LIB1ASMFUNCS): Add some common functions.
12402 * t-arm-elf (LIB1ASMSRC): Delete.
12403 (LIB1ASMFUNCS): Append to existing set.
12404 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12405 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12406 * t-symbian (LIB1ASMFUNCS): Likewise.
12407 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12408 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12410 2009-06-21 Richard Guenther <rguenther@suse.de>
12412 PR tree-optimization/38729
12413 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12414 to loops with a single exit if -fno-expensive-optimizations.
12416 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12418 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12419 (dataflow_set): Change vars type from htab_t to shared_hash.
12420 (shared_hash_pool, empty_shared_hash): New variables.
12421 (vars_clear): Removed.
12422 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12423 shared_hash_find_slot_unshare, shared_hash_find_slot,
12424 shared_hash_find_slot_noinsert, shared_hash_find): New
12426 (shared_hash_unshare, shared_hash_destroy): New functions.
12427 (unshare_variable): Unshare set->vars if shared, use
12429 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12430 (get_init_value, find_src_set_src, dump_dataflow_set,
12431 clobber_variable_part, emit_notes_for_differences): Use
12433 (dataflow_set_init): Remove second argument, set vars to
12434 empty_shared_hash instead of creating a new htab.
12435 (dataflow_set_clear): Call shared_hash_destroy and set vars
12436 to empty_shared_hash instead of calling vars_clear.
12437 (dataflow_set_copy): Don't call vars_copy, instead just share
12438 the src htab with dst.
12439 (variable_union): Use shared_hash_*, use initially NO_INSERT
12440 lookup if set->vars is shared. Don't keep slot cleared before
12441 calling unshare_variable. Unshare set->vars if needed.
12442 Even ->refcount == 1 vars must be unshared if set->vars is shared
12443 and var needs to be modified.
12444 (variable_canonicalize): New function.
12445 (dataflow_set_union): If dst->vars is empty, just share src->vars
12446 with dst->vars and traverse with variable_canonicalize to canonicalize
12447 and unshare what is needed.
12448 (dataflow_set_different): If old_set and new_set use the same shared
12449 htab, they aren't different. If number of htab elements is different,
12450 htabs are different. Use shared_hash_*.
12451 (dataflow_set_destroy): Call shared_hash_destroy instead of
12453 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12454 second argument to dataflow_set_init.
12455 (vt_initialize): Likewise. Initialize shared_hash_pool and
12456 empty_shared_hash, move bb in/out initialization afterwards.
12457 Use variable_htab_free instead of NULL as changed_variables del hook.
12458 (variable_was_changed): Change type of second argument to pointer to
12459 dataflow_set. When inserting var into changed_variables, bump
12460 refcount. Unshare set->vars if set is shared htab and slot needs to
12462 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12463 lookup if set->vars is shared. Unshare set->vars if needed.
12464 Even ->refcount == 1 vars must be unshared if set->vars is shared
12465 and var needs to be modified. Adjust variable_was_changed caller.
12466 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12467 vars must be unshared if set->vars is shared and var needs to be
12468 modified. Adjust variable_was_changed caller.
12469 (emit_note_insn_var_location): Don't pool_free var.
12470 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12472 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12473 free_alloc_pool on shared_hash_pool.
12475 2009-06-20 Anthony Green <green@moxielogic.com>
12477 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12478 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12480 2009-06-20 Richard Guenther <rguenther@suse.de>
12482 * tree-ssa-structalias.c (find_func_aliases): For memset use
12483 a constraint from NULL if we memset to zero.
12484 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12485 we explicitly handle that do not read from memory.
12486 (call_may_clobber_ref_p_1): Properly handle builtins that may
12489 2009-06-20 Richard Guenther <rguenther@suse.de>
12491 PR tree-optimization/40495
12492 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12493 (new_scalar_tmp_constraint_exp): New function.
12494 (process_constraint): Do not create temporary decls.
12495 (process_all_all_constraints): Likewise.
12496 (handle_const_call): Likewise.
12497 (create_function_info_for): Do not set decl.
12499 2009-06-19 Ian Lance Taylor <iant@google.com>
12501 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12502 (rs6000_attribute_table): Make static; move before use.
12504 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12506 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12507 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12508 Propagate the TREE_READONLY flag without overwriting it.
12509 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12510 Propagate the TREE_READONLY flag onto the result.
12511 (process_call_operands): Move around. Use correct constant value.
12513 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12516 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12517 * config/arm/arm.md: Likewise.
12519 2009-06-19 Ian Lance Taylor <iant@google.com>
12521 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12522 to GIMPLE_ERROR_MARK.
12524 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12525 op2_original_type parameters. Warn about using different enum types.
12526 * c-parser.c (c_parser_conditional_expression): Pass original
12527 types to build_conditional_expr.
12528 * c-tree.h (build_conditional_expr): Update declaration.
12530 2009-06-19 Ian Lance Taylor <iant@google.com>
12532 * config/i386/i386.c (ix86_function_specific_save): Test that
12533 fields match values, rather than testing the values are in a
12536 2009-06-19 Richard Guenther <rguenther@suse.de>
12538 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12539 ADDR_EXPR pointers.
12540 (ptr_derefs_may_alias_p): Likewise.
12541 (ptr_deref_may_alias_ref_p_1): New function.
12542 (ptr_deref_may_alias_ref_p): Likewise.
12543 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12544 covered by looking at the ESCAPED solution.
12545 (call_may_clobber_ref_p_1): Likewise.
12546 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12547 Handle NULL_TREE offset. Do not produce redundant constraints.
12548 (process_all_all_constraints): New helper function.
12549 (do_structure_copy): Use it.
12550 (handle_lhs_call): Likewise.
12551 (find_func_aliases): Handle some builtins with pointer arguments
12552 and/or return values explicitly.
12554 2009-06-19 Ian Lance Taylor <iant@google.com>
12556 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12558 2009-06-19 Ian Lance Taylor <iant@google.com>
12560 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12562 2009-06-19 Ian Lance Taylor <iant@google.com>
12564 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12565 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12568 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12569 uninitialized const.
12571 2009-06-19 Ian Lance Taylor <iant@google.com>
12573 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12576 * c-decl.c (in_struct, struct_types): Remove.
12577 (struct c_binding): Add in_struct field.
12578 (c_binding_ptr): Define type, along with VEC.
12579 (struct c_struct_parse_info): Define.
12580 (struct_parse_info): New static variable.
12581 (bind): Initialize in_struct field.
12582 (start_struct): Remove enclosing_in_struct and
12583 enclosing_struct_types parameters. Add
12584 enclosing_struct_parse_info parameter. Change all callers. Set
12585 struct_parse_info rather than in_struct and struct_types.
12586 (grokfield): If -Wc++-compat and there is a symbol binding for the
12587 field name, set the in_struct flag and push it on the
12588 struct_parse_info->fields vector.
12589 (warn_cxx_compat_finish_struct): New static function.
12590 (finish_struct): Remove enclosing_in_struct and
12591 enclosing_struct_types parameters. Add
12592 enclosing_struct_parse_info parameter. Change all callers. Don't
12593 set C_TYPE_DEFINED_IN_STRUCT here. Call
12594 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12595 parameter. Only push on struct_types if warn_cxx_compat.
12596 (finish_enum): Only push on struct_types if warn_cxx_compat.
12597 (declspecs_add_type): Add loc parameter. Change all callers.
12598 Change all error calls to error_at. Pass loc, not input_location,
12599 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12600 defined in a struct. If -Wc++-compat and parsing a struct, record
12601 that a typedef name was used.
12602 * c-parser.c (c_parser_declspecs): Get location to pass to
12603 declspecs_add_type.
12604 (c_parser_struct_or_union_specifier): Update calls to start_struct
12606 * c-tree.h (struct c_struct_parse_info): Declare.
12607 (finish_struct, start_struct): Update declarations.
12608 (declspecs_add_type): Update declaration.
12610 2009-06-19 Ian Lance Taylor <iant@google.com>
12612 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12613 variable with an anonymous type.
12615 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12617 * see.c: Remove for real.
12619 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12621 * optabs.h (enum optab_index): Add new OTI_significand.
12622 (significand_optab): Define corresponding macro.
12623 * optabs.c (init_optabs): Initialize significand_optab.
12624 * genopinit.c (optabs): Implement significand_optab using
12625 significand?f2 patterns.
12626 * builtins.c (expand_builtin_mathfn): Handle
12627 BUILT_IN_SIGNIFICAND{,F,L}.
12628 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12629 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12631 * config/i386/i386.md (significandxf2, significand<mode>2): New
12632 expanders to implement significandf, significand and significandl
12633 built-ins as inline x87 intrinsics.
12635 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12637 * config/avr/avr.c (avr_override_options): Remove setting value of
12638 PARAM_INLINE_CALL_COST.
12640 2009-06-18 Richard Henderson <rth@redhat.com>
12643 * tree-pass.h (TDF_ASMNAME): New.
12644 * tree-dump.c (dump_options): Add asmname.
12645 * doc/invoke.texi: Document it.
12647 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12648 (dump_decl_name): ...here.
12649 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12650 (dump_generic_node): Update dump_function_name calls.
12651 (print_call_name): New flags arg; update all dump calls.
12652 * diagnostic.h (print_call_name): Update.
12653 * gimple-pretty-print.c (dump_gimple_call): Update.
12655 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12658 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12660 2009-06-18 Diego Novillo <dnovillo@google.com>
12662 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12663 * plugin.c (str_license): Declare.
12664 (try_init_one_plugin): Assert that the symbol
12665 'plugin_is_GPL_compatible' exists.
12667 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12670 * Makefile.in (OBJS-common): Remove see.o.
12672 * common.opt (fsee): Mark as preserved for backward compatibility.
12673 * opts.c (common_handle_option): Add OPT_fsee to the backward
12674 compatibility section.
12675 * passes.c (init_optimization_passes, pass_see): Remove pass.
12676 * timevar.def (TV_SEE): Remove.
12677 * tree-pass.h (pass_see): Remove declaration.
12678 * doc/invoke.texi (-fsee): Remove documentation.
12680 2009-06-18 Martin Jambor <mjambor@suse.cz>
12682 * tree-sra.c: Include statistics.h
12683 (sra_stats): New variable.
12684 (sra_initialize): Clear sra_stats.
12685 (create_access_replacement): Increment sra_stats.replacements.
12686 (get_access_replacement): Do not return twice.
12687 (analyze_all_variable_accesses): Increment statistics counter by the
12688 number of scalarized aggregates.
12689 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12690 (sra_modify_expr): Increment sra_stats.exprs.
12691 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12692 (sra_modify_assign): Increment sra_stats.exprs,
12693 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12694 (perform_intra_sra): Update statistics counters.
12695 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12697 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12699 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12700 (arm_scalar_mode_supported_p): New function.
12702 2009-06-18 Paul Brook <paul@codesourcery.com>
12703 Sandra Loosemore <sandra@codesourcery.com>
12705 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12706 (__extendhfsf2, __truncsfhf2): Define.
12707 * config/arm/fp16.c: New file.
12708 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12709 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12711 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12713 * doc/extend.texi (Half-Precision): New section.
12714 * doc/invoke.texi (Option Summary): List -mfp16-format.
12715 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12716 * config/arm/arm.opt (mfp16-format=): New.
12717 * config/arm/arm.c: Include intl.h.
12718 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12719 (TARGET_INVALID_RETURN_TYPE): Redefine.
12720 (TARGET_PROMOTED_TYPE): Redefine.
12721 (TARGET_CONVERT_TO_TYPE): Redefine.
12722 (arm_fp16_format): Define.
12723 (all_fpus): Add entry for neon-fp16.
12724 (fp_model_for_fpu): Likewise.
12725 (struct fp16_format): Declare.
12726 (all_fp16_formats): Define.
12727 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12729 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12731 (arm_legitimate_index_p): Treat HFmode like HImode.
12732 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12733 (coproc_secondary_reload_class): Special-case HFmode.
12734 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12735 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12736 (arm_init_fp16_builtins): New.
12737 (arm_init_builtins): Call it.
12738 (arm_invalid_parameter_type): New.
12739 (arm_invalid_return_type): New.
12740 (arm_promoted_type): New.
12741 (arm_convert_to_type).
12742 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12744 (arm_emit_fp16_const): New function.
12745 (arm_mangle_type): Mangle __fp16 as "Dh".
12746 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12748 (TARGET_NEON_FP16): New.
12749 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12750 (enum fputype): Add FPUTYPE_NEON_FP16.
12751 (enum arm_fp16_format_type): Declare.
12752 (arm_fp16_format): Declare.
12753 (LARGEST_EXPONENT_IS_NORMAL): Define.
12754 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12755 * config/arm/arm-modes.def (HFmode): Define.
12756 * config/arm/vfp.md: (*movhf_vfp): New.
12757 (extendhfsf2): New.
12759 * config/arm/arm.md: (fpu): Add neon_fp16.
12760 (floatsihf2, floatdihf2): New.
12761 (fix_trunchfsi2, fix_trunchfdi2): New.
12763 (extendhfdf2): New.
12765 (*arm32_movhf): New.
12766 (*thumb1_movhf): New.
12767 (consttable_2): Add check for HFmode constants.
12768 (consttable_4): Handle HFmode constants.
12770 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12772 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12774 2009-06-17 Olivier Hainque <hainque@adacore.com>
12776 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12777 const char ** conversion in AIX specific section.
12779 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12781 * config/i386/i386.c (ix86_special_builtin_type): Remove
12782 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12783 (bdesc_special_args): Updated.
12784 (ix86_init_mmx_sse_builtins): Likewise.
12785 (ix86_expand_special_args_builtin): Likewise.
12787 2009-06-17 Richard Henderson <rth@redhat.com>
12789 * tree-pretty-print.c (maybe_dump_asm_name): New.
12790 (dump_decl_name): Use it.
12791 (PRINT_FUNCTION_NAME): Merge into...
12792 (dump_function_name): ... here. Use maybe_dump_asm_name.
12794 2009-06-17 Cary Coutant <ccoutant@google.com>
12796 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12798 * debug.c (struct gcc_debug_hooks): Change placeholder for
12800 (debug_nothing_int_charstar_int): Replaced by...
12801 (debug_nothing_int_charstar_int_bool): ...this.
12802 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12803 source_line prototype.
12804 (debug_nothing_int_charstar_int): Replaced by...
12805 (debug_nothing_int_charstar_int_bool): ...this.
12806 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12807 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12808 Output is_stmt operand when necessary.
12809 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12810 (notice_source_line): Add is_stmt parameter.
12811 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12812 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12814 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12815 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12817 2009-06-17 Ian Lance Taylor <iant@google.com>
12819 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12821 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12824 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12826 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12827 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12828 tree_strip_sign_nop_conversions and
12829 tree_ssa_strip_useless_type_conversions rather than stripping
12830 the operations here.
12831 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12833 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12834 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12835 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12836 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12839 2009-06-17 Michael Eager <eager@eagercon.com>
12841 * config/rs6000/constraints.md (register_constraint "d"): New.
12842 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12843 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12844 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12845 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12846 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12847 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12848 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12849 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12850 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12851 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12853 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12854 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12855 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12856 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12857 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12858 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12859 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12860 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12861 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12862 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12863 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12864 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12865 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12866 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12868 2009-06-16 Ian Lance Taylor <iant@google.com>
12870 * profile.c (total_num_never_executed): Don't define.
12871 (compute_branch_probabilities): Don't count or print
12872 num_never_executed.
12873 (init_branch_prob): Don't set total_num_never_executed.
12874 (end_branch_prob): Don't print total_num_never_executed.
12876 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12878 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12880 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12882 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12883 (nabstd2_fpr): Same.
12885 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12887 * expr.c (expand_assignment): Change complex type check.
12889 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12891 * doc/plugins.texi (Building GCC plugins): Added new section.
12893 2009-06-17 Ian Lance Taylor <iant@google.com>
12895 * c-pch.c (get_ident): Don't set size of templ array.
12896 (pch_init): Don't set size of partial_pch array.
12898 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12899 string constant to intialize an array whose size is the length of
12902 2009-06-17 Richard Guenther <rguenther@suse.de>
12904 PR tree-optimization/40389
12905 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12906 to addressable types.
12907 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12909 2009-06-17 Richard Guenther <rguenther@suse.de>
12911 PR middle-end/40460
12912 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12913 if there is no evolution of left in the loop bail out.
12914 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12915 chrec_fold_multiply.
12917 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12918 Janis Johnson <janis187@us.ibm.com>
12921 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12922 for the symbol ref of a constant that is the source of a move
12923 - nor for any other not-obvious-label-ref constants.
12925 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12927 * plugin.c (position_pass): Skip newly inserted pass during list
12928 traversal to avoid repeated insertion.
12930 2009-06-16 Ian Lance Taylor <iant@google.com>
12932 * vec.h (VEC_stack_alloc): Define different version if
12933 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12934 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12935 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12936 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12938 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12940 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12942 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12943 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12944 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12945 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12946 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12947 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12948 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12949 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12950 __builtin_ia32_rdtscp.
12951 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12952 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12953 and __builtin_ia32_rorhi.
12954 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12955 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12956 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12957 (ix86_expand_args_builtin): Likewise.
12958 (ix86_expand_special_args_builtin): Likewise.
12960 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12961 (UNSPECV_RDTSC): Likewise.
12962 (UNSPECV_RDPMC): Likewise.
12963 (*bsr): Renamed to ...
12965 (*bsr_rex64): Renamed to ...
12968 (*rdpmc): Likewise.
12969 (*rdpmc_rex64): Likewise.
12971 (*rdtsc): Likewise.
12972 (*rdtsc_rex64): Likewise.
12973 (rdtscp): Likewise.
12974 (*rdtscp): Likewise.
12975 (*rdtscp_rex64): Likewise.
12977 * config/i386/ia32intrin.h: New.
12979 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12981 2009-06-16 Ian Lance Taylor <iant@google.com>
12983 * ira-build.c (copy_info_to_removed_store_destinations):
12984 Initialize parent_a.
12986 2009-06-16 Ian Lance Taylor <iant@google.com>
12988 * c-decl.c (grokdeclarator): Change size_varies to bool.
12990 2009-06-16 Ian Lance Taylor <iant@google.com>
12992 * sel-sched.c: Make forward declarations of move_op_hooks and
12993 fur_hooks explicitly extern.
12995 2009-06-16 Ian Lance Taylor <iant@google.com>
12997 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12998 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13000 2009-06-16 Ian Lance Taylor <iant@google.com>
13002 * resource.c (mark_referenced_resources): Change
13003 include_delayed_effects parameter to bool. Change all callers.
13004 (mark_end_of_function_resources): Likewise.
13005 * reorg.c (insn_references_resource_p): Likewise.
13006 (insn_sets_resource_p): Likewise.
13007 * resource.h (mark_referenced_resources): Update declaration.
13008 (mark_end_of_function_resources): Update declaration.
13010 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13012 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13014 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13016 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13017 GCC can bootstrap on AIX with GNU Binutils 2.20.
13019 2009-06-16 Ian Lance Taylor <iant@google.com>
13021 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13023 2009-06-16 Ian Lance Taylor <iant@google.com>
13025 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13026 inline, not extern inline.
13027 (exact_log2): Likewise.
13028 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13030 (exact_log2): Likewise, but don't test CTZ_HWI.
13032 2009-06-16 Ian Lance Taylor <iant@google.com>
13034 * bitmap.c (bitmap_clear): Don't declare as inline.
13035 * gimple.c (gimplify_assign): Likewise.
13036 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13037 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13038 (sched_scan_info): Remove duplicate definition.
13040 2009-06-16 Ian Lance Taylor <iant@google.com>
13042 * c-common.c (skip_evaluation): Don't define.
13043 (c_inhibit_evaluation_warnings): Define global variable.
13044 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13045 than skip_evaluation.
13046 (convert_and_check, warn_for_div_by_zero): Likewise.
13047 * c-common.h (skip_evaluation): Don't declare.
13048 (c_inhibit_evaluation_warnings): Declare.
13049 * c-parser.c (c_parser_typeof_specifier): Set
13050 c_inhibit_evaluation_warnings rather than skip_evaluation.
13051 (c_parser_conditional_expression): Likewise.
13052 (c_parser_binary_expression): Likewise.
13053 (c_parser_sizeof_expression): Likewise.
13054 (c_parser_alignof_expression): Likewise.
13055 * c-typeck.c (build_indirect_ref): Check
13056 c_inhibit_evaluation_warnings rather than skip_evaluation.
13057 (build_conditional_expr, build_binary_op): Likewise.
13059 2009-06-16 Richard Guenther <rguenther@suse.de>
13061 * tree-ssa-alias.c (is_escape_site): Remove.
13062 * tree-ssa-alias.h (enum escape_type): Remove.
13063 (is_escape_site): Likewise.
13064 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13065 via casts and asms without deferring to is_escape_site.
13067 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13069 PR middle-end/40446
13070 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13071 use gen_lowpart if op0 has complex mode.
13073 2009-06-16 Richard Guenther <rguenther@suse.de>
13075 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13076 variables add them to ESCAPED.
13077 (find_func_aliases): Do not make all indirectly stored values escaped.
13079 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13081 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13082 make_decl_one_only.
13084 2009-06-16 Martin Jambor <mjambor@suse.cz>
13086 PR tree-optimization/40432
13087 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13088 check whether we need to force gimple register operand.
13090 2009-06-16 Martin Jambor <mjambor@suse.cz>
13092 PR tree-optimization/40413
13093 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13094 build_ref_for_offset.
13095 (propagate_subacesses_accross_link): Fix a typo in a comment.
13097 2009-06-16 Ira Rosen <irar@il.ibm.com>
13099 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13100 with additional parameter.
13101 * tree-vectorizer.h (enum vect_def_type): Add new value
13103 (enum vect_relevant): Add comments.
13104 (vect_is_simple_reduction): Add new argument.
13105 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13106 Detect nested cycles.
13107 (vect_is_simple_reduction): Update documentation, add an argument to
13108 distinguish inner-loop reduction from nested cycle, detect nested
13109 cycles, fix printings and indentation, don't swap operands in case
13111 (get_initial_def_for_reduction): Handle subtraction.
13112 (vect_create_epilog_for_reduction): Add new argument to specify
13113 reduction variable.
13114 (vect_finalize_reduction): Handle subtraction, fix comments.
13115 (vectorizable_reduction): Handle nested cycles. In case of nested
13116 cycle keep track of the reduction variable position. Call
13117 vect_is_simple_reduction with additional parameter. Use original
13118 statement code in reduction epilogue for nested cycle. Call
13119 vect_create_epilog_for_reduction with additional parameter.
13120 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13121 inner-loop vectorization.
13122 (vect_recog_widen_sum_pattern): Likewise.
13123 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13125 (vect_mark_stmts_to_be_vectorized): Likewise.
13126 (vect_get_vec_def_for_operand): Handle nested cycles.
13128 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13130 * doc/invoke.texi (Debugging Options): Fix option index entries
13131 for -fdump-statistics, -frandom-seed add entries for
13132 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13133 (FRV Options): Fix entries for -mTLS, -mtls.
13134 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13135 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13136 (M68hc1x Options): Fix @itemx for -mnominmax.
13137 (MCore Options): Fix entry for -mno-lsim.
13138 (MMIX Options): Fix entry for -mabi=mmixware.
13139 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13141 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13143 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13144 Mention the plugin mode of gengtype.
13145 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13146 * gengtype.c: Updated copyright.
13147 (plugin_files, nb_plugin_files) Added new static variables.
13148 (measure_input_list) Care about plugin_files.
13149 (write_rtx_next): Added early return in plugin mode.
13150 (create_file): Updated copyright year in generated file. Added
13152 (oprintf): Added early return if NULL outf.
13153 (get_output_file_with_visibility): Care of plugin_files.
13154 (get_output_file_name): May return null.
13155 (write_local): Added early return.
13156 (put_mangled_filename): Ditto.
13157 (finish_root_table): Added check for base_files.
13158 (write_roots): Care about null when plugins.
13159 (main): Added plugin mode.
13161 2009-06-15 Ian Lance Taylor <iant@google.com>
13163 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13164 * gcov.c (read_count_file): Add braces around variables declared
13167 * c.opt (Wjump-misses-init): New warning.
13168 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13169 -Wall and -Wc++-compat if not already set.
13170 (c_common_post_options): Clear warn_jump_misses_init if it was not
13172 * c-decl.c (struct c_binding): Change type field to a union with
13173 new label field. Make it the first field in the struct. Update
13174 references to type to use u.type instead.
13175 (struct c_spot_bindings): Define.
13176 (struct c_goto_bindings): Define.
13177 (c_goto_bindings_p): Define, along with VECs.
13178 (struct c_label_vars): Define.
13179 (struct c_scope): Add has_label_bindings field.
13180 (bind_label, set_spot_bindings): New static functions.
13181 (decl_jump_unsafe, update_spot_bindings): New static functions.
13182 (update_label_decls): New static function.
13183 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13184 Update binding u.label field to shadowed field.
13185 (c_binding_start_stmt_expr): New function.
13186 (c_binding_end_stmt_expr): New function.
13187 (pushdecl): Don't call c_begin_vm_scope.
13188 (make_label): Add defining and p_label_vars parameters. Change
13190 (lookup_label): Correct test for whether a label has not yet been
13191 defined. Call bind_label rather than bind.
13192 (warn_about_goto): New static function.
13193 (lookup_label_for_goto): New function.
13194 (declare_label): Call bind_label rather than bind.
13195 (check_earlier_gotos): New static function.
13196 (define_label): Don't give errors about jumping into statement
13197 expressions or scopes of variably modified types. Call
13198 set_spot_bindings and check_earlier_gotos. Call bind_label
13199 instead of bind. Don't set label_context_stack_se or
13200 label_context_stack_vm.
13201 (c_get_switch_bindings): New function.
13202 (c_release_switch_bindings): New function.
13203 (c_check_switch_jump_warnings): New function.
13204 (start_function): Don't set label_context_stack_se or
13205 label_context_stack_vm.
13206 (finish_function): Likewise.
13207 * c-typeck.c (label_context_stack_se): Don't define.
13208 (label_context_stack_vm): Don't define.
13209 (c_finish_goto_label): Call lookup_label_for_goto rather than
13210 lookup_label. Don't give errors about jumping into a statement
13211 expression or the scope of a variably modified type. Don't set
13212 label_context_stack_se or label_context_stack_vm.
13213 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13214 fields. Add bindings field.
13215 (c_start_case): Don't set deleted fields. Set bindings field.
13216 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13217 or blocked_vm. Call c_check_switch_jump_warnings.
13218 (c_finish_case): Don't test blocked_stmt_expr field. Call
13219 c_release_switch_bindings.
13220 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13221 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13222 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13223 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13224 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13225 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13226 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13227 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13228 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13229 (C_DECL_UNJUMPABLE_VM): Don't define.
13230 (C_DECL_UNDEFINABLE_VM): Don't define.
13231 (struct c_label_list): Don't define.
13232 (struct c_label_context_se): Don't define.
13233 (struct c_label_context_vm): Don't define.
13234 (struct c_spot_bindings): Declare.
13235 (c_bindings_start_stmt_expr): Declare.
13236 (c_bindings_end_stmt_expr): Declare.
13237 (lookup_label_for_goto): Declare.
13238 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13239 (c_check_switch_jump_warnings): Declare.
13240 (label_context_stack_se, label_context_stack_vm): Don't declare.
13241 (c_finish_goto_label): Update declaration.
13242 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13243 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13244 (Warning Options): Document -Wjump-misses-init.
13246 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13248 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13251 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13253 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13255 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13257 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13259 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13261 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13263 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13265 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13266 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13267 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13268 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13269 * dwarf2asm.c (dw2_force_const_mem): Update call to
13270 make_decl_one_only.
13271 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13272 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13273 * langhooks.c (lhd_comdat_group): Remove.
13274 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13275 * tree.h (DECL_COMDAT_GROUP): New.
13276 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13277 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13278 (make_decl_one_only): Change signature.
13279 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13280 make_decl_one_only.
13281 (make_decl_one_only): Change signature.
13282 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13284 2009-06-15 Richard Guenther <rguenther@suse.de>
13286 PR middle-end/40439
13287 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13289 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13291 * tree-ssa-math-opts.c: Remove extra divide.
13293 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13295 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13297 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13299 * passes.c: Add bswap pass.
13300 * tree-pass.h: Add pass_optimize_bswap declaration.
13301 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13302 Include rtl.h, expr.h and optabs.h for optab_handler check.
13303 (struct symbolic_number, pass_optimize_bswap): New definition.
13304 (do_shift_rotate, verify_symbolic_number_p): New functions.
13305 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13306 (gate_optimize_bswap): New function.
13307 * tree.c (widest_int_cst_value): New function.
13308 * tree.h (widest_int_cst_value): Prototype added.
13310 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13312 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13313 REG_EQUAL/REG_EQUIV notes.
13315 2009-06-14 Richard Guenther <rguenther@suse.de>
13317 PR middle-end/40389
13318 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13319 has its address taken if NRV was applied and it is addressable.
13320 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13321 function split out from ...
13322 (get_constraint_for_1): ... here.
13323 (handle_rhs_call): Use it to mark the return slot escaped if
13324 it is addressable and NRV was applied.
13326 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13328 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13329 Change first argument type to location_t.
13330 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13331 Do not set input_location.
13332 Use loc instead of input_location throughout.
13334 2009-06-13 Richard Guenther <rguenther@suse.de>
13336 PR tree-optimization/40421
13337 * tree-predcom.c (should_unroll_loop_p): Remove.
13338 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13340 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13342 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13343 Add location argument.
13345 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13347 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13349 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13350 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13351 * config/spu/spu-protos.h: Add location to
13352 spu_resolve_overloaded_builtin.
13353 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13354 spu_build_builtin_va_list.
13355 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13356 argument. Pass location to build_function_call_vec.
13357 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13359 (emit_fpu_switch): Same.
13360 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13361 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13362 to build_decl and create_artificial_label.
13363 (xtensa_gimplify_va_arg_expr): Same.
13364 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13365 (xstormy16_gimplify_va_arg_expr): Same.
13366 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13367 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13368 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13369 (mips16_build_function_stub): Same.
13370 (mips16_build_call_stub): Same.
13372 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13375 * arm/constraints.md (Pa, Pb): New constraints.
13376 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13377 split pattern to deal with them.
13379 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13381 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13382 fix index entry for -Xpreprocessor.
13384 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13386 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13387 Add location argument to build_decl call.
13388 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13389 (rs6000_init_builtins): Same.
13390 (spe_init_builtins): Same.
13391 (rs6000_gimplify_va_arg): Add location argument to
13392 create_artificial_label call.
13394 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13396 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13397 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13398 * Makefile.in: Fix GGC dependency for gcse.o.
13400 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13402 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13403 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13404 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13406 * c-parser.c (c_parser_binary_expression): Use current column while
13407 building binary operations.
13408 * common.opt (fshow-column): Enable by default.
13409 * tree-vrp.c (check_array_ref): Use warning_at.
13410 (check_array_bounds): Use location from call back if expr has no
13412 * tree.h: Add location argument to maybe_fold_*.
13413 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13414 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13415 (maybe_fold_offset_to_component_ref): Same.
13416 (maybe_fold_offset_to_reference): Same.
13417 (maybe_fold_offset_to_address): Same.
13418 (maybe_fold_stmt_indirect): Same.
13419 (maybe_fold_stmt_addition): Same.
13420 (fold_stmt_r): Pass location to maybe_fold_*.
13421 (fold_gimple_assign): Same.
13422 * c-tree.h: Add location argument to finish_decl,
13423 default_function_array_conversion, store_init_value.
13424 * c-decl.c (define_label): Use error_at.
13425 (c_make_fname_decl): Pass location to finish_decl.
13426 (finish_decl): New location argument.
13427 (build_compound_literal): Pass location to store_init_value.
13428 (grokdeclarator): Pass location to finish_decl.
13430 * c-typeck.c (array_to_pointer_conversion): New location argument.
13431 (function_to_pointer_conversion): Same.
13432 (default_function_array_conversion): Same.
13433 (parser_build_unary_op): Pass location to overflow_warning.
13434 (parser_build_binary_op): Same. Use warning_at.
13435 (build_unary_op): Pass location to array_to_pointer_conversion.
13436 (build_c_cast): Pass location to digest_init.
13437 (build_modify_expr): New location argument.
13438 (convert_for_assignment): Same.
13439 (store_init_value): Same.
13440 (digest_init): Same.
13441 (output_init_element): Pass location to digest_init and
13442 array_to_pointer_conversion.
13443 (c_finish_return): Pass location to convert_for_assignment.
13444 * gimplify.c (gimplify_conversion): Pass location to
13445 maybe_fold_offset_to_address.
13446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13447 to maybe_fold_stmt_addition.
13448 * c-omp.c (c_finish_omp_atomic): Pass new location to
13450 (c_finish_omp_for): Same.
13451 * c-common.c (overflow_warning): New argument.
13452 * c-common.h: New argument to build_modify_expr, overflow_warning.
13453 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13455 (c_parser_initializer): Pass location to
13456 default_function_array_conversion.
13457 (c_parser_initelt): Same.
13458 (c_parser_initval): Same.
13459 (c_parser_asm_operands): Same.
13460 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13461 (c_parser_conditional_expression): Same.
13462 (c_parser_binary_expression): Add location info to stack. Use it.
13463 (c_parser_unary_expression): Pass location to
13464 default_function_array_conversion, parser_build_unary_op,
13465 build_indirect_ref, c_parser_postfix_expression_after_primary.
13466 (c_parser_postfix_expression_after_primary): New location argument.
13468 (c_parser_expression_conv): Pass location to
13469 default_function_array_conversion.
13470 (c_parser_expr_list): Same.
13471 (c_parser_omp_atomic): Same.
13472 (c_parser_omp_for_loop): Same.
13473 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13474 (build_array_declarator): New argument.
13475 * c-decl.c (build_array_declarator): Add location argument.
13476 (grokdeclarator): Set id_loc for cdk_array.
13477 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13478 build_array_declarator.
13479 * tree.c (build_omp_clause): Add location argument.
13480 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13481 (OMP_CLAUSE_LOCATION): New macro.
13482 (struct tree_omp_clause): Add location field.
13483 (build_omp_clause): Add argument.
13484 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13485 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13487 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13488 (cp_parser_omp_clause_collapse): Same.
13489 (cp_parser_omp_clause_default): Same.
13490 (cp_parser_omp_clause_if): Same.
13491 (cp_parser_omp_clause_nowait): Same.
13492 (cp_parser_omp_clause_num_threads): Same.
13493 (cp_parser_omp_clause_ordered): Same.
13494 (cp_parser_omp_clause_schedule): Same.
13495 (cp_parser_omp_clause_untied): Same.
13496 (cp_parser_omp_for_loop): Same.
13497 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13498 * c-tree.h (c_start_case): Add location argument.
13499 (c_process_expr_stmt): Same.
13500 (c_finish_goto_*): Same.
13501 * tree-parloops.c (initialize_reductions): Pass location to
13503 (create_parallel_loop): Same.
13504 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13505 (gfc_trans_omp_reduction_list): Same.
13506 (gfc_trans_omp_clauses): Same.
13507 (gfc_trans_omp_do): Same.
13508 * c-typeck.c (c_finish_goto_label): Same.
13509 (c_finish_goto_ptr): New location argument.
13510 (c_start_case): Same.
13511 (emit_side_effect_warnings): Same.
13512 (c_process_expr_stmt): Same.
13513 (c_finish_stmt_expr): Same.
13514 (c_finish_omp_clauses): Use error_at instead of error.
13515 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13517 * c-omp.c (c_split_parallel_clauses): New location argument.
13518 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13519 to build_omp_clause.
13520 (convert_local_reference_stmt): Same.
13521 (convert_gimple_call): Same.
13522 * c-common.h (c_split_parallel_clauses): New argument.
13523 * c-parser.c (c_parser_statement_after_labels): Pass location to
13524 c_finish_goto_label.
13525 (c_parser_switch_statement): Pass location to c_start_case.
13526 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13527 and c_process_expr_stmt.
13528 (c_parser_omp_variable_list): Add location argument.
13529 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13530 (c_parser_omp_clause_default): Same.
13531 (c_parser_omp_clause_if): Same.
13532 (c_parser_omp_clause_num_threads): Same.
13533 (-c_parser_omp_clause_ordered): Same.
13534 (c_parser_omp_clause_reduction): Pass location to
13535 c_parser_omp_variable_list.
13536 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13537 (c_parser_omp_clause_untied): Same.
13538 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13539 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13541 * c-tree.h (check_for_loop_decls, undeclared_variable,
13542 build_component_ref, build_array_ref, build_external_ref,
13543 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13544 build_conditional_expr, build_compound_expr, c_cast_expr,
13545 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13546 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13548 * c-semantics.c (build_stmt): Same.
13549 (build_case_label): Same.
13550 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13551 (undeclared_variable): New argument.
13552 (make_label): Same.
13553 (lookup_label): Pass location on down.
13554 (define_label): Same.
13555 (finish_decl): Same.
13556 (build_compound_literal): Same.
13557 (finish_struct): Same.
13558 (finish_function): Do not set location here.
13559 (check_for_loop_decls): New argument.
13560 * tree.c (save_expr): Set location.
13561 (build_empty_stmt): New argument.
13562 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13563 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13564 * builtins.c (gimplify_va_arg_expr): Use locations.
13565 (expand_builtin_sync_operation): Same.
13566 * c-typeck.c (build_component_ref): New argument.
13567 (build_array_ref): Same.
13568 (build_external_ref): Same.
13569 (c_expr_sizeof_expr): Same.
13570 (c_expr_sizeof_type): Same.
13571 (parser_build_unary_op): Same.
13572 (build_conditional_expr): Same.
13573 (build_compound_expr): Pass location on down.
13574 (build_compound_expr): New argument.
13575 (build_c_cast): Same.
13576 (c_cast_expr): Same.
13577 (build_asm_expr): Same.
13578 (c_finish_return): Same.
13579 (c_process_expr_stmt): Pass location on down.
13580 (c_finish_stmt_expr): New argument.
13581 (push_clenaup): Same.
13582 (c_finish_omp_parallel): Same.
13583 (c_finish_omp_task): Same.
13584 * gimplify.c (gimplify_call_expr): Pass location on down.
13585 * c-omp.c (c_finish_omp_master): New argument.
13586 (c_finish_omp_critical): Same.
13587 (c_finish_omp_ordered): Same.
13588 (c_finish_omp_barrier): Same.
13589 (-c_finish_omp_taskwait): Same.
13590 (c_finish_omp_atomic): Same.
13591 (c_finish_omp_flush): Same.
13592 * tree-inline.c (copy_tree_body_r): Pass location on down.
13593 (inline_forbidden_p): Remove use of input_location.
13594 * c-gimplify.c (c_build_bind_expr): New argument.
13595 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13596 (c_sizeof_or_alignof_type): New argument.
13597 (c_alignof_expr): Same.
13598 (build_va_arg): Same.
13599 (c_add_case_label): Same.
13600 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13601 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13602 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13603 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13604 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13605 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13607 * stub-objc.c (objc_build_selector_expr): Same.
13608 (objc_build_throw_stmt): Same.
13609 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13610 (c_parser_initelt): Same.
13611 (c_parser_compound_statement): Same.
13612 (c_parser_compound_statement_nostart): Same.
13613 (c_parser_label): Same.
13614 (c_parser_statement_after_labels): Same.
13615 (c_parser_if_body): Same.
13616 (c_parser_else_body): Same.
13617 (c_parser_if_statement): Same.
13618 (c_parser_switch_statement): Same.
13619 (c_parser_while_statement): Same.
13620 (c_parser_do_statement): Same.
13621 (c_parser_for_statement): Same.
13622 (c_parser_asm_statement): Same.
13623 (c_parser_conditional_expression): Same.
13624 (c_parser_binary_expression): Same.
13625 (c_parser_cast_expression): Same.
13626 (c_parser_unary_expression): Same.
13627 (c_parser_sizeof_expression): Same.
13628 (c_parser_alignof_expression): Same.
13629 (c_parser_postfix_expression): Same.
13630 (c_parser_expression): Same.
13631 (c_parser_objc_receiver): Same.
13632 (c_parser_omp_variable_list): Same.
13633 (c_parser_omp_structured_block): Same.
13634 (c_parser_omp_atomic): New argument.
13635 (c_parser_omp_barrier): Same.
13636 (c_parser_omp_critical): Same.
13637 (c_parser_omp_flush): Pass location on down.
13638 (c_parser_omp_for_loop): New argument.
13639 (c_parser_omp_for): Same.
13640 (c_parser_omp_master): Same.
13641 (c_parser_omp_ordered): Same.
13642 (c_parser_omp_sections_scope): Same.
13643 (c_parser_omp_sections): Same.
13644 (c_parser_omp_parallel): Same.
13645 (c_parser_omp_single): Same.
13646 (c_parser_omp_task): Same.
13647 (c_parser_omp_taskwait): Pass location on down.
13648 (c_parser_omp_construct): Same.
13649 (c_parser_omp_threadprivate): Same.
13650 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13651 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13652 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13653 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13654 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13655 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13656 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13657 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13658 config/i386/i386.c, stmt.c:
13659 Add location argument to the following function definitions and/or
13660 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13661 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13662 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13663 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13664 do_case, c_finish_bc_stmt, build_compound_literal,
13665 build_function_call.
13666 * c-decl.c (build_compound_literal): Add location argument.
13667 Make all diagnostic calls use location.
13668 (start_struct): Same.
13669 (finish_struct): Same.
13670 (start_enum): Same.
13671 (build_enumerator): Same.
13672 (start_function): Same.
13673 (grokdeclarator): Make all diagnostic calls use location.
13674 (store_parm_decls_oldstyle): Same.
13675 * c-typeck.c (build_function_call): Add location argument.
13676 Make all diagnostic calls use location.
13678 (c_finish_bc_stmt): Same.
13679 * tree-nested.c (get_trampoline_type): Add argument.
13680 Pass location to build_decl.
13681 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13682 * rtl.h (RTL_LOCATION): New.
13683 * c-common.c (c_add_case_label): Add location argument.
13684 Make all diagnostic calls use location.
13685 * c-common.h: Add location argument to make_fname_decl, do_case,
13686 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13687 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13688 Set it appropriately for every case. Pass enum_loc to start_enum
13689 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13691 (c_parser_struct_or_union_specifier): Save location. Use it for
13692 start_struct, finish_struct, and parser_xref_tag.
13694 2009-06-12 Ian Lance Taylor <iant@google.com>
13696 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13698 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13699 cpp_opts->warn_cxx_operator_names.
13701 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13704 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13705 is returns NULL and OP is a VCE, look through the VCE.
13707 2009-06-12 Ian Lance Taylor <iant@google.com>
13710 * collect2.c (main): Use CONST_CAST2 in code inside #if
13711 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13713 2009-06-12 Joey Ye <joey.ye@intel.com>
13715 PR middle-end/39146
13716 * cfgexpand.c (get_decl_align_unit): Update
13717 max_used_stack_slot_alignment with align instead of
13718 stack_alignment_needed.
13720 * function.c (assign_stack_local_1): Update
13721 max_used_stack_slot_alignment with alignment_in_bits instead
13722 of stack_alignment_needed.
13723 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13726 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13728 * dwarf2out.c (last_var_location_insn): New variable.
13729 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13730 (dwarf2out_var_location): Don't record anything after last real
13731 insn. Only change labels if there were any real instructions
13732 in between last note and this one, or if changed sections.
13734 2009-06-11 Richard Henderson <rth@redhat.com>
13736 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13737 note when storing the frame pointer in a register.
13738 (FRP): Don't redefine to nothing for epilogue.
13739 (alpha_expand_epilogue): Mark register and sp restores.
13740 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13742 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13743 when gen_lowpart is needed.
13745 2009-06-11 Richard Henderson <rth@redhat.com>
13747 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13749 * dwarf2out.c (need_data_align_sf_opcode): New.
13750 (div_data_align): Move earlier.
13751 (def_cfa_1, reg_save): Use it.
13753 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13755 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13756 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13757 (ix86_handle_option): Handle OPT_mcrc32.
13758 (ix86_target_string): Add -mcrc32.
13759 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13761 * config/i386/i386.h (TARGET_CRC32): New.
13763 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13764 (sse4_2_crc32di): Likewise.
13766 * config/i386/i386.opt (mcrc32): New.
13768 * doc/invoke.texi: Document -mcrc32.
13770 2009-06-11 Richard Henderson <rth@redhat.com>
13772 * common.opt (gdwarf-): Accept a version number.
13773 * doc/invoke.texi (gdwarf-): Update docs.
13774 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13775 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13776 version level, and record it.
13778 * dwarf2.h (DW_CIE_VERSION): Remove.
13779 * dwarf2out.c (DWARF_VERSION): Remove.
13780 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13781 (output_call_frame_info): Use CIE version 3 for dwarf3,
13782 or if the return register column is out of range for version 1.
13783 (dwarf_stack_op_name): Add all dwarf3 values.
13784 (DEBUG_PUBTYPES_SECTION): New.
13785 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13786 encoding change for dwarf3.
13787 (output_die) [dw_val_class_die_ref]: Likewise.
13788 (output_compilation_unit_header): Emit correct version for dwarf3.
13789 (output_line_info): Likewise.
13790 (output_pubnames): Update for DWARF_VERSION removal.
13791 (output_aranges): Likewise.
13792 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13793 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13794 (dwarf2out_finish): Likewise.
13796 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13798 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13801 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13804 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13805 * builtins.c (expand_builtin_unreachable): New function.
13806 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13807 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13808 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13810 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13811 searching for missing barriers.
13813 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13815 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13816 when -fprofile-generate* was passed.
13817 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13819 2009-06-11 Anthony Green <green@moxielogic.com>
13821 * config/moxie/moxie.md: Define length attribute for all instructions.
13823 (*b<cond:code>): Support limited branch ranges for new PC-relative
13824 branch instructions.
13825 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13827 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13829 * config/i386/i386.c (min_insn_size): Use get_attr_length
13830 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13831 For __asm return 0.
13833 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13834 instead of emit_insn_before.
13836 2009-06-10 Ian Lance Taylor <iant@google.com>
13839 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13842 2009-06-10 Revital Eres <eres@il.ibm.com>
13844 * passes.c (init_optimization_passes): Reschedule
13845 predictive-commoning pass before complete unroll pass.
13847 2009-06-10 Martin Jambor <mjambor@suse.cz>
13849 * cgraph.c (cgraph_node_can_be_local_p): New function.
13850 (cgraph_make_node_local): New function.
13851 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13852 (cgraph_make_node_local): Declare.
13854 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13856 * tree.h (tree_base): Add packed_flag and user_align fields.
13857 Decrease size of spare field.
13858 (TYPE_USER_ALIGN): Use user_align from tree_base.
13859 (DECL_USER_ALIGN): Likewise.
13860 (TYPE_PACKED): Use packed_flag from tree_base.
13861 (DECL_PACKED): Likewise.
13862 (tree_type): Delete packed_flag and user_align fields. Widen
13863 precision field. Widen mode field and shuffle fields to align
13864 mode on an 8-bit boundary.
13865 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13866 Renumber decl_flag_* fields. Fix comments. Widen
13867 decl_common_unused field.
13868 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13869 (DECL_EXTERNAL): Likewise.
13870 (DECL_BIT_FIELD): Likewise.
13871 (DECL_NONADDRESSABLE_P): Likewise.
13872 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13873 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13875 2009-06-10 Ian Lance Taylor <iant@google.com>
13877 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13878 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13879 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13880 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13881 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13882 DEF_VEC_ALLOC_FUNC_P.
13883 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13884 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13885 DEF_VEC_ALLOC_FUNC_O.
13886 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13887 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13888 DEF_VEC_ALLOC_FUNC_I.
13889 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13890 (vec_stack_p_reserve_exact_1): Declare.
13891 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13892 (vec_stack_free): Declare.
13893 (VEC_stack_alloc): Define.
13894 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13895 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13896 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13897 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13899 (stack_vecs): New static variable.
13900 (vec_stack_p_reserve_exact_1): New function.
13901 (vec_stack_o_reserve_1): New static function.
13902 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13903 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13904 (vec_stack_free): New function.
13905 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13906 (VEC_df_ref_stack_alloc): Define.
13907 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13908 DEF_VEC_ALLOC_P_STACK.
13909 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13910 (struct df_collection_rec): Change _vec fields to VEC. Remove
13912 (df_free_collection_rec): Adjust for new fields.
13913 (df_insn_rescan): Use new df_collection_rec fields.
13914 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13915 (df_ref_create_structure, df_ref_record): Likewise.
13916 (df_get_conditional_uses, df_get_call_refs): Likewise.
13917 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13918 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13919 (df_record_exit_block_uses, df_bb_verify): Likewise.
13920 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13921 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13922 Remove count parameter. Change return type to void. Change all
13924 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13925 Remove count parameter. Change return type to void. Change all
13927 (df_install_refs): Change old_vec parameter to VEC. Remove count
13928 parameter. Change all callers.
13929 (df_install_mws): Change old_vec parameter to VEC. Remove count
13930 parameter. Change all callers.
13931 (df_refs_verify): Change new_rec parameter to VEC. Change call
13933 (df_mws_verify): Likewise.
13935 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13937 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13939 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13941 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13943 2009-06-10 Anthony Green <green@moxielogic.com>
13945 * config/moxie/crti.asm: New file.
13946 * config/moxie/crtn.asm: New file.
13947 * config/moxie/moxie.c: New file.
13948 * config/moxie/moxie.h: New file.
13949 * config/moxie/sfp-machine.h: New file.
13950 * config/moxie/moxie-protos.h: New file.
13951 * config/moxie/t-moxie: Created.
13952 * config/moxie/t-moxie-softfp: Created.
13953 * config/moxie/moxie.md: Created.
13954 * config/moxie/constraints.md: Created.
13955 * config.gcc: Add moxie support.
13956 * doc/md.texi (Machine Constraints): Add moxie constraints.
13957 * doc/contrib.texi (Contributors): Mention moxie port.
13958 * doc/install.texi (Specific): Mention the moxie port.
13960 2009-06-09 Ian Lance Taylor <iant@google.com>
13962 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13963 compiling with C++.
13964 * optabs.c (optab_table): Only use designated initializers if
13965 HAVE_DESIGNATED_INITIALIZERS is defined.
13966 (convert_optab_table): Likewise.
13967 (init_optabs): Always call init_insn_codes if
13968 HAVE_DESIGNATED_INITIALIZERS is not defined.
13970 2009-06-09 Ian Lance Taylor <iant@google.com>
13972 * targhooks.c (default_builtin_vectorized_function): Change fn
13973 parameter to unsigned int.
13974 (default_builtin_vectorized_conversion): Change code parameter to
13976 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13977 * targhooks.h: Update declarations.
13978 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13979 parameter to unsigned int.
13981 * c-typeck.c (comptypes_check_enum_int): New static function.
13982 (comptypes_internal): Add enum_and_int_p parameter. Change all
13984 (comp_target_types): Add location parameter. Change all callers.
13985 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13986 Change all callers.
13987 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13988 (build_conditional_expr): Add colon_loc parameter. Change all
13990 (convert_for_assignment): Add location parameter. Change all callers.
13991 * c-parser.c (c_parser_conditional_expression): Pass location of
13992 colon to build_conditional_expr.
13993 * c-tree.h (build_conditional_expr): Update declaration.
13995 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13997 * graphite.c: Revert previous patch.
13999 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14002 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14004 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14006 * tree-ssa-loop-prefetch.c
14007 (loop_prefetch_arrays): Fixed a portability problem in printf format
14010 2009-06-09 Martin Jambor <mjambor@suse.cz>
14012 PR tree-optimization/40351
14013 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14014 refrence to a potential artifical subaccess can be constructed.
14016 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14018 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14019 (sh_override_options): Likewise.
14020 * config/sh/sh.c: Include params.h.
14021 (sh_optimization_options): New.
14022 (sh_override_options): Likewise.
14023 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14024 (OVERRIDE_OPTIONS): Use sh_override_options.
14026 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14028 * dwarf2out.c (emit_cfa_remember): New variable.
14029 (add_fde_cfi): If emit_cfa_remember, recurse to add
14030 DW_CFA_remember_state first.
14031 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14032 instead just set emit_cfa_remember.
14034 2009-06-08 Jan Hubicka <jh@suse.cz>
14037 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14039 2009-06-08 Jan Hubicka <jh@suse.cz>
14041 PR middle-end/39834
14042 * cgraphunit.c (save_inline_function_body): Do not copy transform
14043 hooks for saved inline bodies.
14044 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14045 for given function.
14047 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14049 * jump.c (returnjump_p): Handle delayed branches. Add missing
14052 2009-06-08 Jan Hubicka <jh@suse.cz>
14054 PR middle-end/40102
14055 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14056 original node might've been modified.
14057 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14059 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14061 * tree-object-size.c (addr_object_size): Add OSI argument.
14062 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14063 (compute_builtin_object_size, expr_object_size): Adjust callers.
14064 (plus_stmt_object_size): Call addr_object_size instead of
14065 compute_builtin_object_size.
14067 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14068 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14070 * tree-ssa-loop-prefetch.c
14071 (gather_memory_references): Introduced a counter for the number of
14073 (anything_to_prefetch_p): Introduced a counter for the number of
14075 (is_loop_prefetching_profitable): New function with a cost model
14077 (loop_prefetch_arrays): Use the new cost model to determine if
14078 prefetching is profitable.
14079 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14080 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14081 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14082 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14083 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14084 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14086 2009-06-08 Michael Matz <matz@suse.de>
14089 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14090 partitions use the same.
14091 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14092 for basevars of SSA_NAMEs.
14093 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14094 to not expand them twice.
14095 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14098 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14100 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14101 (fdump-final-insns=, gtoggle): New.
14102 * doc/invoke.texi: Document them.
14103 * final.c (rest_of_clean_state): Dump final insn stream.
14104 * gcc.c (invoke_as): Hook in -fcompare-debug.
14105 (static_spec_functions): Add compare-debug-dump-opt,
14106 compare-debug-self-opt and compare-debug-auxbase-opt.
14107 (compare_debug, compare_debug_second, compare_debug_opt): New.
14108 (switches_debug_check, n_switches_debug_check): New.
14109 (debug_auxbase_opt, debug_check_temp_file): New.
14110 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14112 (do_self_spec): Handle arguments after switches.
14113 (do_spec_1): Add .gk extension to temp file basenames for compare.
14114 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14115 (cc1_options): Use it instead of normal auxbase computation for
14116 the second compare-debug compilation.
14117 (compare_files): New.
14118 (main): Set up and implement compare debug mode.
14119 (compare_debug_dump_opt_spec_function): New.
14120 (compare_debug_self_opt_spec_function): New.
14121 (compare_debug_auxbase_opt_spec_function): New.
14122 * toplev.c (process_options): Handle flag_gtoggle,
14123 flag_dump_final_insns.
14124 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14125 during -fcompare-debug-second compilation.
14127 2009-06-07 Ian Lance Taylor <iant@google.com>
14129 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14130 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14132 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14133 with no default node. Change warning with %H to warning_at.
14134 Don't clear warn_switch around case checking.
14135 * doc/invoke.texi (Warning Options): Clarify distinction between
14136 -Wswitch and -Wswitch-enum.
14138 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14140 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14142 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14144 * gbl-ctors.h: Add header guard.
14146 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14148 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14149 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14150 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14151 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14152 prototypes for removed functions.
14153 (expressions_equal_p): Move to ...
14154 * tree-ssa-sccvn.h: ... here and ...
14155 * matrix-reorg.c: ... adjust includes.
14157 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14159 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14161 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14163 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14164 (finish_function): Remove erroneous whitespace.
14166 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14168 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14169 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14171 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14173 * errors.c (internal_error): Commentary typo fix.
14174 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14175 * tree-ssa-pre.c: Ditto.
14177 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14179 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14180 them is supposed to hold actual statements.
14182 2009-06-06 Ian Lance Taylor <iant@google.com>
14184 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14185 empty statements can now have attributes.
14187 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14189 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14190 * config/mips/mips.md: Ditto.
14192 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14194 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14196 (__eabi_uconvert): Likewise.
14198 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14200 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14201 CFI_* definitions with IN_GCC.
14203 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14205 * xcoffout.h (xcoffout_source_line): Update prototype.
14207 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14209 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14210 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14212 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14214 PR middle-end/40340
14215 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14216 inlined_function_outer_scope_p blocks for artificial inlines
14218 * tree.c (tree_nonartificial_location): Rewrite using
14219 block_nonartificial_location.
14221 2009-06-05 Revital Eres <eres@il.ibm.com>
14222 Leehod Baruch <leehod@il.ibm.com>
14224 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14225 (expand_expr_real_1): Remove comment.
14226 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14227 Vectorize misaligned access when the target supports it.
14228 (vect_supportable_dr_alignment): Check for unaligned access support.
14229 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14232 2009-06-05 Julian Brown <julian@codesourcery.com>
14234 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14235 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14237 2009-06-05 Richard Guenther <rguenther@suse.de>
14240 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14241 as possibly unused.
14243 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14245 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14246 (save_gprs): Don't tell unwinder when a global register is saved.
14247 (s390_emit_epilogue): Emit needed epilogue unwind info.
14249 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14251 * dwarf2out.c (deferred_asm_name): New.
14252 (add_name_and_src_coords_attributes): Defer creation of
14253 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14255 (move_linkage_attr): New.
14256 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14259 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14261 * tree-nested.c (finalize_nesting_tree_1): Declare the
14262 frame_decl in the binding tree.
14264 2009-06-04 Cary Coutant <ccoutant@google.com>
14266 * basic-block.h (struct basic_block_def): Add discriminator field.
14267 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14269 * debug.c (do_nothing_debug_hooks): Add additional entry.
14270 (debug_nothing_int_charstar_int): New function.
14271 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14272 (debug_nothing_int_charstar_int): New declaration.
14273 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14274 discriminator value in .loc directive.
14275 * final.c (last_discriminator): New variable.
14276 (discriminator): New variable.
14277 (final_start_function): Initialize above variables, pass current
14278 discriminator to debug hook.
14279 (notice_source_line): Check for discriminator change.
14280 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14281 * sdbout.c (sdbout_source_line): New parameter.
14282 * tree-cfg.c (struct locus_discrim_map): New structure type.
14283 (discriminator_per_locus): New hash table.
14284 (build_gimple_cfg): Allocate and free discriminator hash table.
14285 (make_edges): Call assign_discriminator.
14286 (locus_map_hash): New function.
14287 (locus_map_eq): New function.
14288 (next_discriminator_for_locus): New function.
14289 (same_line_p): New function.
14290 (assign_discriminator): New function.
14291 (make_cond_expr_edges): Call assign_discriminator.
14292 (make_gimple_switch_edges): Likewise.
14293 (first_non_label_stmt): New function.
14294 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14296 * xcoffout.c (xcoffout_source_line): Add new parameter.
14298 * configure.ac (gcc_cv_as_discriminator): New configury check for
14299 gas support for discriminator.
14300 * configure: Regenerate.
14301 * config.in: Regenerate.
14303 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14305 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14306 val after checking for integers.
14308 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14310 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14312 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14313 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14314 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14315 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14316 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14317 X64_SSE_REGPARM_MAX.
14318 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14319 X64_SSE_REGPARM_MAX.
14321 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14323 * gcc.c (report_times_to_file): New.
14324 (execute): Implement it.
14325 (process_command): Support -time=.
14326 * doc/invoke.texi: Document it.
14328 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14330 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14331 that have value exprs.
14333 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14335 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14336 declarations for constants until...
14337 (dw2_output_indirect_constant_1): ... this point.
14339 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14342 * arm.md (arm_addsi3): Don't try to split an add with an
14343 eliminable register until after reload has completed.
14345 2009-06-03 Ian Lance Taylor <iant@google.com>
14347 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14348 * genattrtab.c (write_length_unit_log): Likewise.
14349 * genchecksum.c (dosum): Likewise.
14350 * gengtype.c (write_rtx_next): Likewise.
14351 (finish_root_table, write_roots): Likewise.
14352 * gimple.c (gimple_ops_offset_): Likewise.
14353 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14354 * config/arc/arc.c (arc_attribute_table): Likewise.
14355 * config/arm/arm.c (arm_attribute_table): Likewise.
14356 * config/avr/avr.c (avr_attribute_table): Likewise.
14357 * config/crx/crx.c (crx_attribute_table): Likewise.
14358 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14359 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14360 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14361 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14362 * config/sh/sh.c (sh_attribute_table): Likewise.
14363 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14364 * config/spu/spu.c (spu_attribute_table): Likewise.
14365 * config/v850/v850.c (v850_attribute_table): Likewise.
14367 * config/alpha/alpha.c (vms_attribute_table): Make static.
14368 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14369 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14370 * config/mips/mips.c (mips_attribute_table): Likewise.
14372 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14374 (cc1-checksum.o): Likewise.
14376 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14378 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14380 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14382 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14383 insn if it is changing sp. Use gen_add3_insn instead of
14384 conditionally gen_addsi3 and gen_adddi3.
14385 (offset_below_red_zone_p): New static inline function.
14386 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14387 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14388 * config/rs6000/ppc-asm.h: Include auto-host.h.
14389 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14390 CFI_RESTORE): Define.
14391 * config/rs6000/crtresxgpr.asm: Add unwind info.
14392 * config/rs6000/crtresxfpr.asm: Likewise.
14393 * config/rs6000/crtresgpr.asm: Likewise.
14394 * config/rs6000/crtresfpr.asm: Likewise.
14395 * config/rs6000/crtsavgpr.asm: Likewise.
14396 * config/rs6000/crtsavfpr.asm: Likewise.
14398 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14399 argument of DWARF2_FRAME_REG_OUT macros.
14401 2009-06-03 Julian Brown <julian@codesourcery.com>
14403 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14404 words or less (including TImode) in core registers.
14406 2009-06-03 Richard Guenther <rguenther@suse.de>
14408 PR middle-end/40328
14409 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14411 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14413 * statistics.c (statistics_counter_event): Do not record event
14414 in pass dump if its number == -1.
14415 (curr_statistics_hash): Add assert that we never get passes
14416 with static number == -1.
14418 2009-06-03 Richard Guenther <rguenther@suse.de>
14419 Andrey Belevantsev <abel@ispras.ru>
14421 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14422 non-BLKmode arrays addressable.
14424 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14426 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14427 * config/m68k/m68k.h: ... here.
14429 2009-06-03 Martin Jambor <mjambor@suse.cz>
14431 PR tree-optimization/40323
14432 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14435 2009-06-03 Richard Guenther <rguenther@suse.de>
14437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14440 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14442 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14443 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14444 JUMP_TABLE_DATA_P where applicable.
14445 * config/sh/sh.c: Ditto.
14446 * config/sh/sh.h: Ditto.
14447 * config/sh/sh.md: Ditto.
14448 * config/sh/symbian.c: Ditto.
14450 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14452 * config/i386/driver-i386.c (describe_cache): Optimize
14453 concatenation of strings. Use snprintf instead of sprintf.
14454 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14455 target when not compiling with GCC.
14457 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14459 * config/sh/sh.c: Revert last change.
14460 (sh_expand_epilogue): Emit a blockage insn before the frame
14461 pointer adjustment unconditionally.
14463 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14465 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14466 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14467 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14468 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14469 to COLLECT_GCC_OPTIONS.
14471 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14473 * collect2.c (target_system_root): New variable.
14474 (main): Handle --sysroot=.
14475 (ignore_library): Strip the sysroot from the library path.
14477 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14479 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14480 (collect2.o): Depend on collect2-aix.h.
14481 (collect2-aix.o): New rule.
14482 * collect2-aix.h: New file.
14483 * collect2-aix.c: Likewise.
14484 * collect2.c: Include collect2-aix.h. Don't undefine
14485 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14486 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14487 Use TARGET_AIX_VERSION instead of _AIX51.
14488 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14489 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14490 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14491 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14492 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14494 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14496 * collect2.c (ignore_library): Avoid premature post-increment
14497 and null deference.
14499 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14501 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14502 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14503 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14504 CROSS_DIRECTORY_STRUCTURE too.
14505 (LINK_LIBG_SPEC): Likewise.
14506 (LIB_SPEC): Add %R to sysroot paths.
14507 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14508 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14509 * config/rs6000/aix51.h: As for aix43.h.
14510 * config/rs6000/aix52.h: Likewise.
14511 * config/rs6000/aix53.h: Likewise.
14512 * config/rs6000/aix61.h: Likewise.
14513 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14514 to the beginning of sysroot paths.
14516 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14518 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14519 INSN_LISTs that are out of the REG_NOTE range.
14521 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14523 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14524 (struct var_to_expand): Likewise.
14525 (struct opt_info): Add head and tail for linked lists of the above.
14526 (analyze_insn_to_expand_var): Initialize next.
14527 (analyze_iv_to_split_insn): Likewise.
14528 (analyze_insns_in_loop): Create linked lists.
14529 (allocate_basic_variable): Simplify for use without hash table.
14530 (insert_var_expansion_initialization): Likewise, make it type-safer.
14531 (combine_var_copies_in_loop_exit): Likewise.
14532 (apply_opt_in_copies): Walk lists rather than hash tables.
14533 (release_var_copies): Simplified and inlined by hand into...
14534 (free_opt_info): ... this function.
14536 2009-06-02 Richard Guenther <rguenther@suse.de>
14538 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14541 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14543 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14544 only for builtins that are not overridden.
14546 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14548 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14551 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14553 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14555 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14557 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14559 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14561 * common.opt (fdump-unnumbered-links): New.
14562 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14563 * print-rtl.c (flag_dump_unnumbered_links): New.
14564 (print_rtx): Test it.
14566 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14568 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14569 push/pop multiple to 8-byte alignment.
14571 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14573 * config/i386/i386.c (queued_cfa_restores): New static variable.
14574 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14576 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14577 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14578 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14579 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14580 note unconditionally.
14581 (ix86_emit_restore_regs_using_mov): Likewise.
14582 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14583 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14584 it through to ix86_emit_restore_reg_using_pop.
14585 (ix86_emit_leave): Add RED_OFFSET argument. Call
14586 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14587 instead of adding REG_CFA_OFFSET note unconditionally.
14588 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14589 the above functions. Call ix86_add_queued_cfa_restore_notes when
14592 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14593 force output of the label even for dwarf2out_do_cfi_asm.
14594 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14595 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14596 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14598 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14599 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14600 dwarf2out_cfi_label callers.
14601 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14602 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14603 Adjust dwarf2out_cfi_label callers.
14604 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14606 * config/i386/i386.h (struct machine_cfa_state,
14607 struct machine_function): Guard with ifndef USED_FOR_TARGET
14608 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14611 * emutls.c (__emutls_get_address): Change arr->size to mean number
14612 of allocated arr->data entries instead of # of slots + 1.
14614 PR middle-end/40316
14615 * recog.c (peep2_reinit_state): New function.
14616 (peephole2_init_state): Use it at the end of a basic block and also
14617 when seeing a RTX_FRAME_RELATED_P insn.
14619 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14621 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14622 fixuns_truncrfdi2): New.
14623 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14624 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14625 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14626 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14627 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14628 *recip_approx): Remove.
14629 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14630 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14631 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14633 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14636 2009-06-01 Ian Lance Taylor <iant@google.com>
14638 * attribs.c (register_attribute): Use CONST_CAST.
14639 * collect2.c (main): Use CONST_CAST2.
14640 (scan_prog_file): Likewise.
14641 * gcc.c (process_command, main): Likewise.
14642 * toplev.c (toplev_main): Likewise.
14644 * c-typeck.c (handle_warn_cast_qual): New static function,
14645 partially broken out of build_c_cast.
14646 (build_c_cast): Call handle_warn_cast_qual.
14647 * doc/invoke.texi (Warning Options): Document new effect of
14650 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14652 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14653 (diagnostic_report_current_module): Print columns.
14654 * common.opt (flag_show_column): Enable by default.
14656 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14658 * alias.c (find_base_term): Check for NULL term before returning.
14660 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14662 Revert due to PR40320:
14663 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14664 * calls.c (emit_library_call_value_1): Don't force_operand for move
14667 2009-06-01 Olivier Hainque <hainque@adacore.com>
14668 Eric Botcazou <ebotcazou@adacore.com>
14670 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14671 to be processed as a bitfield for constructor output purposes.
14672 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14674 * varasm.c (oc_local_state): New type, output_constructor
14675 local state to support communication with helpers.
14676 (oc_outer_state): New type, output_constructor outer state of
14677 relevance in recursive calls.
14678 (output_constructor_array_range): New output_constructor helper,
14679 extracted code for an array range element.
14680 (output_constructor_regular_field): New output_constructor helper,
14681 extracted code for an element that is not a bitfield.
14682 (output_constructor_bitfield): New output_constructor helper,
14683 extracted code for a bitfield element. Accept an OUTER state
14684 argument for recursive processing. Recurse on record or array
14685 CONSTRUCTOR values, possibly past noop conversions.
14686 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14687 VALUE is a valid constant-valued expression for use in a static
14688 bit-field initializer.
14689 (output_constructor): Rework to use helpers. Accept and honor an
14690 OUTER state argument for recursive calls. Return total size. Be
14691 prepared for nested constructors initializing bitfields.
14692 (output_constant): Feed OUTER in calls to output_constructor.
14694 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14696 * calls.c (emit_library_call_value_1): Don't force_operand for move
14699 2009-06-01 Nick Clifton <nickc@redhat.com>
14701 * doc/invoke.texi (IA-64 Options): Fix typo.
14703 2009-06-01 Ira Rosen <irar@il.ibm.com>
14705 PR tree-optimization/39129
14706 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14708 (vect_do_peeling_for_loop_bound): Use
14709 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14710 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14711 (vect_loop_versioning): Likewise.
14712 (vect_create_cond_for_alias_checks): Fix indentation.
14713 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14715 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14716 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14717 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14718 "control flow in loop".
14719 (vect_estimate_min_profitable_iters): Use
14720 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14721 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14722 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14723 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14724 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14725 statement belongs to a group of strided accesses with the exact code
14727 (vectorizable_load): Likewise.
14728 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14729 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14731 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14733 * config/freebsd-stdint.h: New file.
14734 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14735 Add freebsd-stdint.h to tm_file.
14737 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14739 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14740 (thumb2_extendhidi2): Likewise.
14742 2009-05-31 Ian Lance Taylor <iant@google.com>
14744 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14746 2009-05-31 Ian Lance Taylor <iant@google.com>
14748 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14749 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14750 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14752 2009-05-31 Jason Merrill <jason@redhat.com>
14754 * tree-pretty-print.c (print_call_name): Take the callee, not the
14755 call itself. Make non-static. Use dump_function_name for functions.
14756 (dump_generic_node): Adjust.
14757 * diagnostic.h: Declare print_call_name.
14758 * gimple-pretty-print.c (dump_gimple_call): Use it.
14760 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14762 * config/sh/sh.md (ashldi3_std): New define_expand.
14765 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14768 * config/sh/sh.c: Include debug.h.
14769 (sh_expand_epilogue): Emit a blockage insn before the frame
14770 pointer adjustment also when dwarf2out_do_frame returns true.
14772 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14774 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14775 (thumb2_extendqidi2): New pattern.
14777 2009-05-31 Ira Rosen <irar@il.ibm.com>
14779 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14780 mark phis for renaming.
14781 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14782 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14783 Call mark_sym_for_renaming.
14784 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14785 * tree-vect-loop.c (vect_transform_loop): Remove
14786 vect_memsyms_to_rename initialization and a call to
14787 mark_set_for_renaming.
14789 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14791 PR middle-end/40304
14792 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14793 frame related even if !set_cfa && style < 0.
14795 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14797 * config/i386/mingw-tls.c: New file.
14798 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14799 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14800 defining _WIN32 but not __CYGWIN__.
14802 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14804 * configure.ac: Add MPC support.
14806 * config.in, configure: Regenerate.
14808 2009-05-29 Richard Henderson <rth@redhat.com>
14810 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14811 NOTE_INSN_BASIC_BLOCK.
14812 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14813 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14814 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14816 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14818 (add_cfi): Disable check redefining cfa away from drap.
14819 (lookup_cfa_1): Add remember argument; handle remember/restore.
14820 (lookup_cfa): Pass remember argument.
14821 (cfa_remember): New.
14822 (compute_barrier_args_size_1): Remove sibcall check.
14823 (dwarf2out_frame_debug_def_cfa): New.
14824 (dwarf2out_frame_debug_adjust_cfa): New.
14825 (dwarf2out_frame_debug_cfa_offset): New.
14826 (dwarf2out_frame_debug_cfa_register): New.
14827 (dwarf2out_frame_debug_cfa_restore): New.
14828 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14829 (dwarf2out_begin_epilogue): New.
14830 (dwarf2out_frame_debug_restore_state): New.
14831 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14832 DW_CFA_restore_state.
14833 (output_cfi_directive): Likewise.
14834 (convert_cfa_to_fb_loc_list): Likewise.
14835 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14836 * dwarf2out.h: Update.
14837 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14838 (copy_insn_1): Early out for null.
14839 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14840 and dwarf2out_frame_debug_restore_state.
14841 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14842 (prologue_insn_hash, epilogue_insn_hash): New.
14843 (free_after_compilation): Adjust freeing accordingly.
14844 (record_insns): Create hash table if needed; push insns into
14845 hash instead of array.
14846 (maybe_copy_epilogue_insn): New.
14847 (contains): Search hash table instead of array.
14848 (sibcall_epilogue_contains): Remove.
14849 (thread_prologue_and_epilogue_insns): Split eh_return insns
14850 and mark them as epilogues.
14851 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14852 scanning in terms of basic blocks.
14853 * insn-notes.def (CFA_RESTORE_STATE): New.
14854 * jump.c (returnjump_p_1): Accept EH_RETURN.
14855 (eh_returnjump_p_1, eh_returnjump_p): New.
14856 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14857 CFA_REGISTER, CFA_RESTORE): New.
14858 * rtl.def (EH_RETURN): New.
14859 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14861 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14862 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14864 * config/i386/i386.c (gen_push): Update cfa state.
14865 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14866 add a CFA_ADJUST_CFA note.
14867 (ix86_dwarf_handle_frame_unspec): Remove.
14868 (ix86_expand_prologue): Update cfa state.
14869 (ix86_emit_restore_reg_using_pop): New.
14870 (ix86_emit_restore_regs_using_pop): New.
14871 (ix86_emit_leave): New.
14872 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14873 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14874 * config/i386/i386.h (struct machine_cfa_state): New.
14875 (ix86_cfa_state): New.
14876 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14877 (eh_return_internal): Merge from eh_return_<mode>,
14878 use eh_return rtx, split w/ epilogue.
14880 2009-05-29 Ian Lance Taylor <iant@google.com>
14882 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14884 * calls.c (emit_library_call_value_1): Likewise.
14886 * c-typeck.c (c_build_va_arg): New function.
14887 * c-tree.h (c_build_va_arg): Declare.
14888 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14889 instead of build_va_arg.
14891 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14893 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14894 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14895 (ptr_difference_cost): Use affine combinations to compute it.
14896 (difference_cost): Likewise.
14897 (get_computation_cost_at): Compute more accurate cost for addresses
14898 if the ratio is a multiplier allowed in addresses.
14899 For non-addresses, consider that an additional offset or symbol is
14902 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14904 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14905 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14907 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14908 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14909 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14911 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14912 to 1 for TYPE_SSE{IADD1,CVT1}.
14913 (prefix_vex_imm8): Removed.
14914 (length_vex): Only pass 1 as second argument to
14915 ix86_attr_length_vex_default if prefix_extra is 0.
14916 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14917 (length): For prefix vex computation use length_immediate
14918 attribute instead of prefix_vex_imm8.
14919 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14920 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14921 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14922 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14923 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14924 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14925 a space in between the operands.
14926 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14927 if one operand is 0xff and the other one si, di, bp or sp.
14928 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14929 other one si, di, bp or sp.
14930 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14931 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14932 type and mode attributes.
14933 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14934 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14935 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14936 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14937 prefix_data16 attribute iff MODE_DF.
14938 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14939 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14940 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14941 constm128_operand in length_immediate computation.
14942 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14943 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14944 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14945 length_immediate attribute to 1.
14946 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14947 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14948 for certain alternatives.
14949 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14950 prefix_data16 attribute if MODE_V1DF.
14951 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14952 length_immediate to 1.
14953 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14954 length_address to 4, set mode attribute to MODE_DI.
14955 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14956 (fxam<mode>2_i387): Set length attribute to 4.
14957 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14958 *prefetch_3dnow_rex): Override length_address attribute.
14959 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14961 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14962 (constm128_operand): Removed.
14963 * config/i386/i386.c (memory_address_length): For
14964 disp && !index && !base in 64-bit mode account for SIB byte if
14965 print_operand_address can't optimize disp32 into disp32(%rip)
14966 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14967 for fs: or gs: segment.
14968 (ix86_attr_length_immediate_default): When checking if shortform
14969 is possible, truncate immediate to the length of the non-shortened
14971 (ix86_attr_length_address_default): Ignore MEM_P operands
14973 (ix86_attr_length_vex_default): Only check for DImode on
14974 GENERAL_REG_P operands.
14975 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14976 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14977 (sse_cvttps2pi): Clear prefix_rep attribute.
14978 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14980 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14981 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14982 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14983 iff operand 2 is const_int_operand.
14984 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14985 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14986 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14988 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14990 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14991 prefix_data16 attribute for movlpd and movhpd instructions.
14992 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14993 length_immediate for shufpd instruction.
14994 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14995 (avx_cmpp<avxmodesuffixf2c><mode>3,
14996 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14997 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14998 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14999 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15000 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15001 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15002 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15003 prefix_data16 attribute for the first alternative to 1.
15004 (*avx_loadlps): Override length_immediate for the first alternative.
15005 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15006 attributes for second alternative.
15007 (*vec_concatv2sf_sse4_1): Override length_immediate and
15008 prefix_data16 attributes for second alternative.
15009 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15010 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15011 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15012 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15013 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15014 prefix_data16 and length_immediate to 1.
15015 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15017 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15018 prefix_extra attribute for variants that don't have 0f prefix alone.
15019 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15020 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15021 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15022 *sse4_1_pextrd): Set length_immediate to 1.
15023 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15024 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15026 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15027 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15028 length_immediate to 1 for second alternative.
15029 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15030 prefix_extra and length_immediate attributes for the first
15032 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15034 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15035 to 1 for the first and third alternative.
15036 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15038 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15040 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15042 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15043 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15044 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15045 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15046 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15047 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15048 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15049 ssse3_psign<mode>3): Override prefix_rex attribute.
15050 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15051 (ssse3_palignrti): Override length_immediate to 1.
15052 (ssse3_palignrdi): Override length_immediate to 1, override
15053 prefix_rex attribute.
15054 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15055 (sse4a_extrqi): Override length_immediate to 2.
15056 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15057 (sse4a_insertq): Override prefix_data16 to 0.
15058 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15059 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15060 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15061 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15062 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15063 and length_immediate to 1.
15064 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15065 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15066 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15067 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15068 and length_immediate to 1.
15069 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15070 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15071 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15072 avx_ptest256): Override prefix_extra to 1.
15073 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15074 Override prefix_data16 and length_immediate to 1.
15075 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15076 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15077 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15078 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15079 prefix_data16 to 0 and prefix_extra to 2.
15080 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15081 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15083 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15084 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15085 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15086 and prefix_extra to 2.
15087 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15088 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15089 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15090 avx_vpermilvar<mode>3,
15091 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15092 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15093 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15094 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15095 Override prefix_extra to 1.
15096 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15097 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15098 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15099 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15100 prefix_extra and length_immediate to 1.
15101 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15103 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15104 to 1 for the first alternative.
15105 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15106 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15108 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15109 *movv2sf_internal_avx, *movv2sf_internal): Override
15110 prefix_rep attribute for certain alternatives.
15111 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15112 attributes for certain alternatives.
15113 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15114 attributes for certain alternatives.
15115 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15116 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15117 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15118 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15119 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15120 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15121 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15122 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15123 length_immediate to 1 if operand 2 is const_int_operand.
15124 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15125 *vec_extractv2si_1): Set length_immediate attribute to 1.
15126 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15127 using old 3DNOW insn rather than SSE/3DNOW_A.
15128 (mmx_emms, mmx_femms): Clear modrm attribute.
15130 2009-05-29 Martin Jambor <mjambor@suse.cz>
15132 * tree-sra.c: New implementation of SRA.
15134 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15135 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15136 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15137 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15138 (SRA_MAX_STRUCTURE_COUNT): Removed.
15139 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15140 * doc/invoke.texi (sra-max-structure-size): Removed.
15141 (sra-field-structure-ratio): Removed.
15143 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15145 PR middle-end/40291
15146 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15149 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15151 PR rtl-optimization/40101
15152 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15153 seqno. Adjust comment.
15154 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15155 inserting bookkeeping before a jump, the jump is not scheduled.
15156 When no positive seqno found, provide a value. Add comment.
15158 2009-05-29 Richard Guenther <rguenther@suse.de>
15160 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15161 short-cutting on the first component.
15163 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15165 PR middle-end/39958
15166 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15167 for trees other than decls/types.
15169 2009-05-29 Richard Guenther <rguenther@suse.de>
15171 * tree-ssa-operands.c (get_expr_operands): Do not handle
15172 INDIRECT_REFs in the handled-component case. Remove
15173 unused get_ref_base_and_extent case.
15174 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15175 tree_low_cst and host_integerp where possible.
15176 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15177 codes for equivalence.
15178 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15180 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15182 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15183 to tmake_file for i[34567]86-*-cygwin*.
15185 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15188 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15189 (altivec_categorize_keyword, init_vector_keywords,
15190 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15193 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15195 * tree.c (handle_dll_attribute): Check if node is
15196 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15198 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15200 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15202 (thumb2_zero_extendqidi2): Likewise.
15204 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15206 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15207 instead of gen_movrt.
15208 * config/sh/sh.md (movrt): Remove.
15210 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15212 * doc/invoke.texi (IA-64 Options):
15213 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15214 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15215 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15216 -msched-prefer-non-control-spec-insns,
15217 -msched-stop-bits-after-every-cycle,
15218 -msched-count-spec-in-critical-path,
15219 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15220 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15221 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15222 and -msched-spec-verbose.
15224 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15226 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15227 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15229 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15231 2009-05-28 Richard Guenther <rguenther@suse.de>
15233 * tree-ssa-alias.c (ao_ref_init): New function.
15234 (ao_ref_base): Likewise.
15235 (ao_ref_base_alias_set): Likewise.
15236 (ao_ref_alias_set): Likewise.
15237 (refs_may_alias_p_1): Change signature.
15238 (refs_may_alias_p): Adjust.
15239 (refs_anti_dependent_p): Likewise.
15240 (refs_output_dependent_p): Likewise.
15241 (call_may_clobber_ref_p_1): Change signature.
15242 (call_may_clobber_ref_p): Adjust.
15243 (stmt_may_clobber_ref_p_1): New function split out from ...
15244 (stmt_may_clobber_ref_p): ... here.
15245 (maybe_skip_until): Adjust signature.
15246 (get_continuation_for_phi): Likewise.
15247 (walk_non_aliased_vuses): Likewise.
15248 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15249 (ao_ref_init): Declare.
15250 (ao_ref_base): Likewise.
15251 (ao_ref_alias_set): Likewise.
15252 (stmt_may_clobber_ref_p_1): Likewise.
15253 (walk_non_aliased_vuses): Adjust.
15254 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15255 (get_ref_from_reference_ops): remove.
15256 (vn_reference_lookup_2): Adjust signature.
15257 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15258 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15259 (vn_reference_lookup): Adjust.
15260 (vn_reference_insert): Likewise.
15261 (vn_reference_insert_pieces): Adjust signature.
15262 (visit_reference_op_call): Adjust.
15263 * tree-ssa-pre.c (get_expr_type): Simplify.
15264 (phi_translate_1): Adjust.
15265 (compute_avail): Likewise.
15266 (translate_vuse_through_block): Do not re-build trees.
15267 (value_dies_in_block_x): Likewise.
15268 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15270 (vn_reference_lookup_pieces): Adjust declaration.
15271 (vn_reference_insert_pieces): Likewise.
15273 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15275 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15276 with checking disabled.
15278 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15282 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15283 macro definition for support of three-operand format aligned
15284 .comm directive in assembler on cygwin/pe/mingw target OS.
15285 * configure: Regenerate.
15286 * config.h: Regenerate.
15288 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15289 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15290 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15292 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15293 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15295 2009-05-28 Ira Rosen <irar@il.ibm.com>
15297 PR tree-optimization/40254
15298 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15299 in analysis of basic blocks.
15301 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15303 PR middle-end/33699
15304 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15305 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15306 (TARGET_INITIALIZER): Use it.
15307 * cse.c (CHEAPER): Move it up to the other macros.
15308 (insert): Rename this ...
15309 (insert_with_costs): ... to this. Add cost parameters. Update
15311 (insert): New function. Call insert_with_costs.
15312 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15313 find_reg_offset_for_const, try_const_anchors): New functions.
15314 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15315 when using a const-anchor. Call insert_const_anchors.
15316 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15317 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15319 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15321 * tree-inline.c (remap_decls): Enable nonlocalized variables
15322 when not optimizing.
15324 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15326 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15327 Simplify other tests involving optimize.
15329 2009-05-27 Tom Tromey <tromey@redhat.com>
15331 * unwind-dw2.c (_Unwind_DebugHook): New function.
15332 (uw_install_context): Call _Unwind_DebugHook.
15334 2009-05-27 Tom Tromey <tromey@redhat.com>
15336 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15338 2009-05-27 Ian Lance Taylor <iant@google.com>
15340 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15341 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15342 (ALL_LINKERFLAGS): Define.
15343 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15344 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15345 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15346 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15347 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15348 $(LINKER_FOR_BUILD).
15349 (build/gcov-iov$(build_exeext)): Likewise.
15351 2009-05-27 Julian Brown <julian@codesourcery.com>
15353 * gcse.c (target.h): Include.
15354 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15355 copy of argument to a pseudo register.
15357 2009-05-27 Diego Novillo <dnovillo@google.com>
15359 * tree-ssa-live.c (dump_scope_block): Document arguments.
15360 (dump_scope_blocks): Document.
15361 (debug_scope_blocks): New.
15362 * tree-flow.h (debug_scope_blocks): Declare.
15364 2009-05-21 Denis Chertykov <denisc@overta.ru>
15366 * doc/contrib.texi (Contributors): Add myself to the list.
15368 2009-05-27 Olivier Hainque <hainque@adacore.com>
15370 * expr.c (target_align): New function. Alignment the TARGET of an
15371 assignment may be assume to have.
15372 (highest_pow2_factor_for_target): Use it instead of relying on
15373 immediate tree attributes of TARGET, not necessarily honored when
15374 intermediate bitfields are involved.
15376 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15379 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15380 AVX, SSE4, AES, PCLMUL and POPCNT.
15382 2009-05-27 Diego Novillo <dnovillo@google.com>
15384 * tree-pretty-print.c (dump_location): New.
15385 (dump_generic_node): Call it.
15386 Factor code to handle BLOCK nodes ...
15387 (dump_block_node): ... here.
15389 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15391 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15393 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15395 * gcc-plugin.h: Include config.h and system.h.
15396 (IN_GCC): Define if not defined.
15398 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15400 PR middle-end/40249
15401 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15404 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15406 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15408 * config/m32r/m32r.h: Ditto.
15409 * config/m32r/m32r.md: Ditto.
15410 * config/m32r/predicates.md: Ditto.
15412 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15414 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15416 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15419 (Loading plugins): typo.
15420 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15421 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15422 (Interacting with the GCC Garbage Collector): Added new section.
15423 (Giving information about a plugin): Added new section for
15425 * ggc.h (ggc_register_root_tab): Added declaration.
15426 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15427 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15428 (register_callback): Improved comment in declaration.
15429 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15430 (extra_root_vec) Added static variable for dynamic roots registration.
15431 (ggc_register_root_tab) Added new routine.
15432 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15433 PLUGIN_GGC_MARKING event.
15434 * ggc-zone.c: Include plugin.h.
15435 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15436 * ggc-page.c: Include plugin.h.
15437 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15438 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15439 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15440 (register_callback): check lack of callbacks for
15441 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15442 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15443 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15444 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15445 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15446 dependency on plugin.h.
15447 (plugin.o): Added dependency on ggc.h...
15449 2009-05-26 Richard Guenther <rguenther@suse.de>
15451 PR middle-end/40248
15453 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15454 with mismatched comparison modes.
15456 * expr.c (expand_expr_real_1): Expand the operand of a
15457 VIEW_CONVERT_EXPR in its natural mode.
15459 2009-05-26 Ian Lance Taylor <iant@google.com>
15461 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15462 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15463 (ALL_COMPILERFLAGS): Define.
15464 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15465 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15466 (collect2$(exeext), collect2.o): Likewise.
15467 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15468 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15469 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15470 (libbackend.o, intl.o, cppdefault.o): Likewise.
15471 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15472 (build/%.o): Use $(COMPILER_FOR_BUILD).
15473 (build/gen%$(build_exeext)): Likewise.
15474 (build/gcov-iov$(build_exeext)): LIkewise.
15475 * config/t-darwin (darwin.o): Use $(COMPILER).
15476 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15477 * config/t-sol2 (sol2-c.o): Likewise.
15478 (sol2.o): Likewise.
15479 * config/t-vxworks (vxworks.o): Likewise.
15480 * config/x-darwin (host-darwin.o): Likewise.
15481 * config/x-hpux (host-hpux.o): Likewise.
15482 * config/x-linux (host-linux.o): Likewise.
15483 * config/x-solaris (host-solaris.o): Likewise.
15484 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15485 * config/arm/t-arm (arm-c.o): Likewise.
15486 * config/arm/t-pe (pe.o): Likewise.
15487 * config/arm/t-wince-pe (pe.o): Likewise.
15488 * config/i386/t-cygming (winnt.o): Likewise.
15489 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15490 * config/i386/t-cygwin (cygwin1.o): Likewise.
15491 (cygwin2.o): Likewise.
15492 * config/i386/t-i386 (i386-c.o): Likewise.
15493 * config/i386/t-interix (winnt.o): Likewise.
15494 * config/i386/t-netware (netware.o): Likewise.
15495 * config/i386/t-nwld (nwld.o): Likewise.
15496 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15497 * config/i386/x-i386 (driver-i386.o): Likewise.
15498 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15499 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15500 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15501 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15502 * config/mips/x-native (driver-native.o): Likewise.
15503 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15504 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15505 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15506 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15507 * config/score/t-score-elf (score7.o): Likewise.
15508 (score3.o): Likewise.
15509 * config/sh/t-sh (sh-c.o): Likewise.
15510 * config/sh/t-symbian (sh-c.o): Likewise.
15511 (symbian.o): Likewise.
15512 * config/spu/t-spu-elf (spu-c.o): Likewise.
15513 * config/v850/t-v850 (v850-c.o): Likewise.
15514 * config/v850/t-v850e (v850-c.o): Likewise.
15516 2009-05-26 Richard Guenther <rguenther@suse.de>
15518 PR tree-optimization/40122
15519 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15520 VECTOR_CSTs if possible.
15521 (fold_gimple_assign): Likewise.
15523 2009-05-26 Richard Guenther <rguenther@suse.de>
15525 PR middle-end/40252
15526 * fold-const.c (fold_binary): Use the correct types for building
15529 2009-05-26 Richard Guenther <rguenther@suse.de>
15531 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15532 redundant calls to merge_alias_info.
15533 (bump_vector_ptr): Likewise.
15534 * tree-ssa-copy.c (merge_alias_info): Remove.
15535 (replace_exp_1): Remove call to merge_alias_info.
15536 (propagate_tree_value): Likewise.
15537 (fini_copy_prop): Propagate points-to info.
15538 * tree-flow.h (merge_alias_info): Remove.
15540 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15542 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15544 2009-05-25 Jan Hubicka <jh@suse.cz>
15546 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15547 * cgraph.h (struct inline_summary): New filed self_wize,
15548 size_inlining_benefit, self_time and time_inlining_benefit.
15549 (struct cgraph_global_info): Replace insns by time ans size fields.
15550 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15551 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15552 (ipcp_update_callgraph): Do not touch function bodies.
15553 * ipa-inline.c: Include except.h
15554 (MAX_TIME): New constant.
15555 (overall_insns): Remove.
15556 (leaf_node_p): New.
15557 (overall_size, max_benefit): New static variables.
15558 (cgraph_estimate_time_after_inlining): New function.
15559 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15560 (cgraph_clone_inlined_nodes): Update size.
15561 (cgraph_mark_inline_edge): Update size.
15562 (cgraph_estimate_growth): Use size info.
15563 (cgraph_check_inline_limits): Check size.
15564 (cgraph_default_inline_p): Likewise.
15565 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15566 (cgraph_decide_recursive_inlining): Check size.
15567 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15569 (cgraph_decide_inlining): Likewise.
15570 (cgraph_decide_inlining_incrementally): Likewise; honor
15571 PARAM_EARLY_INLINING_INSNS.
15572 (likely_eliminated_by_inlining_p): New predicate.
15573 (estimate_function_body_sizes): New function.
15574 (compute_inline_parameters): Use it.
15575 * except.c (must_not_throw_labels): New function.
15576 * except.h (must_not_throw_labels): Declare.
15577 * tree-inline.c (init_inline_once): Kill inlining_weigths
15578 * tree-ssa-structalias.c: Avoid uninitialized warning.
15579 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15580 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15581 (PARAM_INLINE_CALL_COST): Remove.
15582 (PARAM_EARLY_INLINING_INSNS): New.
15584 2009-05-25 Richard Guenther <rguenther@suse.de>
15586 PR tree-optimization/36327
15587 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15588 callback for reference translation or lookup at the point of may-defs.
15589 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15590 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15591 for union COMPONENT_REFs.
15592 (vn_reference_lookup_3): New callback. Lookup from memset
15593 and CONSTRUCTOR assignment, translate through struct copies.
15594 (vn_reference_lookup_pieces): Make sure to not free the
15595 passed operands array. Adjust walk_non_aliased_vuses call.
15596 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15597 make sure we do not leak memory.
15599 2009-05-25 Richard Guenther <rguenther@suse.de>
15601 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15602 * tree-inline.c (expand_call_inline): Reset the escaped and
15603 callused solutions.
15604 * tree-ssa-structalias.c (pass_build_ealias): New.
15605 * tree-pass.h (pass_build_ealias): Declare.
15606 * passes.c (init_optimization_passes): Add PTA during
15607 early optimizations.
15608 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15609 and CALLUSED solutions.
15610 (dump_points_to_solution): New function, split out from ...
15611 (dump_points_to_info_for): ... here.
15612 * tree-parloops.c (parallelize_loops): Reset the escaped and
15613 callused solutions.
15615 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15618 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15619 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15621 2009-05-25 Ira Rosen <irar@il.ibm.com>
15623 PR tree-optimization/40238
15624 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15625 statements after basic block's labels.
15626 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15627 to free the allocated memory.
15629 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15631 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15632 return address with a USE.
15634 2009-05-24 Richard Guenther <rguenther@suse.de>
15636 PR middle-end/40233
15637 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15638 array type from the main variant of the inner type.
15640 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15642 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15643 definition to bool (from int) to un-break build.
15644 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15646 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15648 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15649 discard_stmt_changes): Delete.
15650 * tree-ssa-operands.c (scb_stack): Delete.
15651 (init_ssa_operands): Do not initialize it.
15652 (fini_ssa_operands): Do not free it.
15653 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15655 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15656 update_stmt, remove the others. Fix comments.
15657 * tree-dfa.c (optimize_stack_restore): Likewise.
15658 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15659 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15660 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15661 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15663 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15664 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15665 (dom_opt_finalize_block): Likewise, adjusting access to
15667 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15668 (stmts_to_rescan): Change item type to gimple.
15669 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15671 2009-05-24 Ira Rosen <irar@il.ibm.com>
15673 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15674 * tree-pass.h (pass_slp_vectorize): New pass.
15675 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15676 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15677 * tree-vectorizer.c (timevar.h): Include.
15678 (user_vect_verbosity_level): Declare.
15679 (vect_location): Fix comment.
15680 (vect_set_verbosity_level): Update user_vect_verbosity_level
15681 instead of vect_verbosity_level.
15682 (vect_set_dump_settings): Add an argument. Ignore user defined
15683 verbosity if dump flags require higher level of verbosity. Print to
15684 stderr only for loop vectorization.
15685 (vectorize_loops): Update call to vect_set_dump_settings.
15686 (execute_vect_slp): New function.
15687 (gate_vect_slp): Likewise.
15688 (struct gimple_opt_pass pass_slp_vectorize): New.
15689 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15690 access its members.
15691 (vec_info_for_bb): New function.
15692 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15693 (VECTORIZATION_ENABLED): New macro.
15694 (SLP_ENABLED, SLP_DISABLED): Likewise.
15695 (vect_is_simple_use): Add bb_vec_info argument.
15696 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15697 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15698 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15699 vect_schedule_slp, vect_analyze_slp): Likewise.
15700 (vect_analyze_stmt): Add slp_tree argument.
15701 (find_bb_location): Declare.
15702 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15703 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15704 (vect_analyze_loop_operations, vect_analyze_loop,
15705 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15706 vect_finalize_reduction, vectorizable_reduction,
15707 vectorizable_live_operation, vect_transform_loop): Likewise.
15708 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15709 skip evolution analysis if analyzing a basic block.
15710 (dr_analyze_indices): Likewise.
15711 (initialize_data_dependence_relation): Skip the test whether the
15712 object is invariant for basic blocks.
15713 (compute_all_dependences): Skip dependence analysis for data
15714 references in basic blocks.
15715 (find_data_references_in_stmt): Don't fail in case of invariant
15716 access in basic block.
15717 (find_data_references_in_bb): New function.
15718 (find_data_references_in_loop): Move code to
15719 find_data_references_in_bb and add a call to it.
15720 (compute_data_dependences_for_bb): New function.
15721 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15722 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15724 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15725 unknown dependence in basic block and fail in case of dependence in
15727 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15728 dependence instances from either loop or basic block vectorization
15730 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15731 before calling nested_in_vect_loop_p.
15732 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15733 dependence instances from either loop or basic block vectorization
15735 (vect_verify_datarefs_alignment): Likewise.
15736 (vect_enhance_data_refs_alignment): Adjust function calls.
15737 (vect_analyze_data_refs_alignment): Likewise.
15738 (vect_analyze_group_access): Fix printing. Skip different checks if
15739 DR_STEP is 0. Keep strided stores either in loop or basic block
15740 vectorization data structure. Fix indentation.
15741 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15743 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15744 dependence instances from either loop or basic block vectorization
15746 (vect_analyze_data_refs): Update comment. Call
15747 compute_data_dependences_for_bb to analyze basic blocks.
15748 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15749 case of loop vectorization. In case of basic block vectorization use
15750 data-ref itself as a base.
15751 (vect_create_data_ref_ptr): In case of basic block vectorization:
15752 don't advance the pointer, add new statements before the current
15753 statement. Adjust function calls.
15754 (vect_supportable_dr_alignment): Support only aligned accesses in
15755 basic block vectorization.
15756 * common.opt (ftree-slp-vectorize): New flag.
15757 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15758 (vect_pattern_recog_1): Likewise.
15759 * tree-vect-stmts.c (process_use): Likewise.
15760 (vect_init_vector): Add new statements in the beginning of the basic
15761 block in case of basic block SLP.
15762 (vect_get_vec_def_for_operand): Adjust function calls.
15763 (vect_finish_stmt_generation): Likewise.
15764 (vectorizable_call): Add assert that it is loop vectorization, adjust
15766 (vectorizable_conversion, vectorizable_assignment): Likewise.
15767 (vectorizable_operation): In case of basic block SLP, take
15768 vectorization factor from statement's type and skip the relevance
15769 check. Adjust function calls.
15770 (vectorizable_type_demotion): Add assert that it is loop
15771 vectorization, adjust function calls.
15772 (vectorizable_type_promotion): Likewise.
15773 (vectorizable_store): Check for outer loop only in case of loop
15774 vectorization. Adjust function calls. For basic blocks, skip the
15775 relevance check and don't advance pointers.
15776 (vectorizable_load): Likewise.
15777 (vectorizable_condition): Add assert that it is loop vectorization,
15778 adjust function calls.
15779 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15780 that it is not reduction, get vector type, call only supported
15781 functions, skip loop specific parts.
15782 (vect_transform_stmt): Check for outer loop only in case of loop
15784 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15785 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15786 for external definition.
15787 * passes.c (pass_slp_vectorize): New pass.
15788 * tree-vect-slp.c (find_bb_location): New function.
15789 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15790 check for patterns only in loops.
15791 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15792 case of multiple types in basic block SLP.
15793 (vect_mark_slp_stmts_relevant): New function.
15794 (vect_supported_load_permutation_p): Fix comment.
15795 (vect_analyze_slp_instance): Add argument. In case of basic block
15796 SLP, take vectorization factor from statement's type, check that
15797 unrolling factor is 1. Adjust function call. Save SLP instance in
15798 either loop or basic block vectorization structure. Return FALSE,
15800 (vect_analyze_slp): Add argument. Get strided stores groups from
15801 either loop or basic block vectorization structure. Return FALSE
15802 if basic block SLP failed.
15803 (new_bb_vec_info): New function.
15804 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15805 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15806 (vect_schedule_slp): Add argument. Get SLP instances from either
15807 loop or basic block vectorization structure. Set vectorization factor
15808 to be 1 for basic block SLP.
15809 (vect_slp_transform_bb): New function.
15810 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15812 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15814 * final.c (shorten_branches): Do not align labels for jump tables.
15815 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15817 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15819 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15820 Remove outdated reference to flow.c and fix nits.
15821 * doc/gccint.texi: Tweak RTL description.
15822 * doc/rtl.texi: Likewise.
15824 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15826 * config/avr/avr.c: Change my email address.
15827 * config/avr/avr.h: Likewise.
15828 * config/avr/avr.md: Likewise.
15829 * config/avr/avr-protos.h: Likewise.
15830 * config/avr/libgcc.S: Likewise.
15832 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15834 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15835 (spu_split_load, spu_split_store): Change return type to int.
15836 (spu_split_convert): Declare.
15837 * config/spu/predicates.md (spu_mem_operand): Remove.
15838 (spu_mov_operand): Update.
15839 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15840 * config/spu/spu.c (regno_aligned_for_load): Remove.
15841 (reg_aligned_for_addr, spu_expand_load): Define.
15842 (spu_expand_extv): Reimplement and handle MEM.
15843 (spu_expand_insv): Handle MEM.
15844 (spu_sched_reorder): Handle insn's with length 0.
15845 (spu_legitimate_address_p): Reimplement.
15846 (store_with_one_insn_p): Return TRUE for any mode with size
15847 larger than 16 bytes.
15848 (address_needs_split): Define.
15849 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15851 (spu_convert_move): Define.
15852 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15853 (spu_split_store): Change all MEM's to TImode.
15854 (spu_init_expanders): Preallocate registers that correspond to
15855 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15857 (spu_split_convert): Define.
15858 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15859 (_move<mode>, _movdi, _movti): Update predicate and condition.
15860 (load, store): Change to define_split.
15861 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15863 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15864 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15865 define_insn_and_split of lshr<mode>3.
15866 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15867 (<v>ashr<mode>3_imm): Define.
15868 (extv, extzv, insv): Allow MEM operands.
15869 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15870 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15871 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15872 (_spu_convert2): Change to define_insn_and_split and remove the
15873 corresponding define_peephole2.
15874 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15875 Change predicates to memory_operand.
15877 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15879 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15881 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15883 PR tree-optimization/40219
15884 * tree.c (iterative_hash_expr): Make sure the builtin function is
15885 a normal builtin function and not a front end or back end builtin
15886 before indexing into the built_in_decls array.
15888 2009-05-22 Richard Guenther <rguenther@suse.de>
15890 PR middle-end/38964
15891 * alias.c (write_dependence_p): Do not use TBAA for answering
15892 anti-dependence or output-dependence.
15893 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15894 (emit_pointer_definition): Remove.
15895 (emit_alias_warning): Likewise.
15896 (find_what_var_points_to): Remove TBAA pruning code.
15897 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15899 (compute_points_to_sets): Remove code computing the set of
15900 dereferenced pointers.
15901 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15902 oracle for querying anti and output dependencies.
15903 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15904 if TBAA may be applied.
15905 (refs_anti_dependent_p): New function.
15906 (refs_output_dependent_p): Likewise.
15907 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15908 (refs_output_dependent_p): Likewise.
15909 * doc/tree-ssa.texi (Memory model): New section.
15910 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15911 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15912 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15913 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15914 * expr.c (expand_expr_real_1): Likewise.
15915 * gimple-low.c (lower_stmt): Likewise.
15916 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15917 (dump_gimple_cdt): Remove.
15918 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15919 (gimple_size): Likewise.
15920 (walk_gimple_op): Likewise.
15921 (is_gimple_stmt): Likewise.
15922 (walk_stmt_load_store_addr_ops): Likewise.
15923 (gimple_build_cdt): Remove.
15924 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15925 * gimple.h (gimple_cdt_new_type): Remove.
15926 (gimple_cdt_new_type_ptr): Likewise.
15927 (gimple_cdt_set_new_type): Likewise.
15928 (gimple_cdt_location): Likewise.
15929 (gimple_cdt_location_ptr): Likewise.
15930 (gimple_cdt_set_location): Likewise.
15931 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15932 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15933 GIMPLE_CHANGE_DYNAMIC_TYPE.
15934 (verify_types_in_gimple_stmt): Likewise.
15935 * tree-inline.c (estimate_num_insns): Likewise.
15936 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15937 (copy_decl_to_var): Likewise.
15938 (copy_result_decl_to_var): Likewise.
15939 * tree-pretty-print.c (dump_generic_node): Do not handle
15940 CHANGE_DYNAMIC_TYPE_EXPR.
15941 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15942 * tree-ssa-operands.c (get_expr_operands): Likewise.
15943 * tree-ssa-structalias.c (struct variable_info): Remove
15944 no_tbaa_pruning member.
15945 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15946 (unify_nodes): Do not copy it.
15947 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15948 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15949 (set_uids_in_ptset): Do not check it.
15950 (find_what_var_points_to): Likewise.
15951 (compute_tbaa_pruning): Remove.
15952 (compute_points_to_sets): Do not call it.
15953 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15954 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15955 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15956 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15957 (DECL_NO_TBAA_P): Likewise.
15958 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15959 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15960 (expand_omp_atomic_pipeline): Do not set it.
15961 * print-tree.c (print_node): Do not dump it.
15962 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15965 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15968 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15971 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15973 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15976 2009-05-22 Ben Elliston <bje@au.ibm.com>
15978 * Makefile.in (bversion.h, s-bversion): New targets.
15979 (TOPLEV_H): Add bversion.h.
15980 * toplev.h: Include "bversion.h".
15981 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15982 the __format__ attribute only if compiling with the same version
15983 of GCC as the sources (the "build version").
15985 2009-05-22 Ben Elliston <bje@au.ibm.com>
15987 * c-format.c (handle_format_attribute): Fix comment typo.
15989 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15992 * config/ia64/ia64.opt (mfused-madd): New.
15993 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15994 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15995 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15996 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15997 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15998 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15999 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16000 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16001 instruction if !TARGET_FUSED_MADD.
16002 (fpma, fpms): Remove colon from name.
16004 2009-05-22 Richard Guenther <rguenther@suse.de>
16006 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16007 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16008 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16010 (create_expression_by_pieces): Only convert if necessary.
16011 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16012 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16014 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16016 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16017 regular pattern from a template and rename it ...
16018 (*extzv_truncsi_exts): ... to this.
16020 2009-05-21 Richard Guenther <rguenther@suse.de>
16022 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16023 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16024 (cgraph_default_inline_p): Likewise.
16025 (cgraph_decide_inlining_incrementally): Likewise.
16027 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16028 Uros Bizjak <ubizjak@gmail.com>
16030 * config/i386/cpuid.h (bit_MOVBE): New.
16032 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16034 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16035 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16036 (ix86_handle_option): Handle OPT_mmovbe.
16037 (ix86_target_string): Add -mmovbe.
16038 (pta_flags): Add PTA_MOVBE.
16039 (processor_alias_table): Add PTA_MOVBE to "atom".
16040 (override_options): Handle PTA_MOVBE.
16042 * config/i386/i386.h (TARGET_MOVBE): New.
16044 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16045 (*bswapsi_movbe): New.
16046 (*bswapdi_movbe): Likewise.
16047 (bswapdi2): Renamed to ...
16048 (*bswapdi_1): This.
16049 (bswapdi2): New expander.
16051 * config/i386/i386.opt (mmovbe): New.
16053 * doc/invoke.texi: Document -mmovbe.
16055 2009-05-21 Taras Glek <tglek@mozilla.com>
16057 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16058 * gcc-plugin.h (plugin_init): Updated signature.
16059 * gcc-plugin.h (plugin_name_args): Moved to this header.
16060 * doc/plugins.texi (plugin_init): Updated documention to reflect
16062 * doc/plugins.texi (plugin_name_args): Added to documention.
16064 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16066 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16067 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16069 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16071 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16072 JUMP_TABLE_DATA_P predicates where applicable.
16073 * config/i386/predicates.md: Ditto.
16074 * config/i386/sse.md: Ditto.
16076 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16078 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16079 operand2 -128 override length_immediate attribute to 1.
16080 * config/i386/predicates.md (constm128_operand): New predicate.
16082 * config/i386/i386.c (memory_address_length): Handle %r12
16083 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16085 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16086 mode look through optional ZERO_EXTEND and SUBREG.
16087 * config/i386/i386.md (R12_REG): New define_constant.
16088 (prefix_data16): For sse unit set also for MODE_TI insns.
16089 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16090 insns set if operand 1 is ext_QIreg_operand.
16091 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16092 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16094 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16095 mode from MODE_DI to MODE_SI.
16096 (movdi_1_rex64): Override modrm and length_immediate attributes
16097 only for movabs (TYPE_IMOV, alternative 2).
16098 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16099 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16100 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16101 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16102 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16103 prefix_rex attribute if DImode.
16104 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16105 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16106 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16107 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16108 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16109 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16110 Likewise. For TYPE_IMOV clear length_immediate attribute.
16111 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16112 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16113 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16114 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16115 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16116 or one operand TYPE_ISHIFT.
16117 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16118 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16119 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16120 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16121 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16122 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16123 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16124 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16125 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16126 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16127 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16128 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16129 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16130 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16131 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16132 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16133 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16134 set mode attribute, don't override length attribute.
16135 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16137 (return_internal_long): Set length attribute to 2 instead of 1.
16138 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16139 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16140 prefix_rex attribute.
16141 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16143 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16145 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16147 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16149 2009-05-20 Ian Lance Taylor <iant@google.com>
16151 * tree.c (build_tree_list_vec_stat): New function.
16152 (ctor_to_vec): New function.
16153 (build_nt_call_vec): New function.
16154 (build_call_array): Change args to be a const pointer.
16155 (build_call_vec): New function.
16156 * tree.h (build_nt_call_vec): Declare.
16157 (build_tree_list_vec_stat): Declare.
16158 (build_tree_list_vec): Define.
16159 (build_call_array): Update declaration.
16160 (build_call_vec): Declare.
16161 (ctor_to_vec): Declare.
16162 * c-common.c (tree_vector_cache): New static variable.
16163 (make_tree_vector): New function.
16164 (release_tree_vector): New function.
16165 (make_tree_vector_single): New function.
16166 (make_tree_vector_copy): New function.
16167 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16168 (make_tree_vector_single, make_tree_vector_copy): Declare.
16169 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16170 (c_parser_expr_list): Don't manage cache here, instead call
16172 (c_parser_release_expr_list): Remove static function.
16173 (c_parser_vec_to_tree_list): Remove static function.
16174 (c_parser_attributes): Call build_tree_list_vec instead of
16175 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16176 c_parser_release_expr_list.
16177 (c_parser_postfix_expression_after_primary): Likewise.
16178 (c_parser_objc_keywordexpr): Likewise.
16180 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16182 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16183 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16184 TARGET_CONVERT_TO_TYPE.
16185 * hooks.c (hook_tree_const_tree_null): Define.
16186 * hooks.h (hook_tree_const_tree_null): Declare.
16187 * target.h (struct gcc_target): Add invalid_parameter_type,
16188 invalid_return_type, promoted_type, and convert_to_type fields.
16189 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16190 (TARGET_INVALID_RETURN_TYPE): Define.
16191 (TARGET_PROMOTED_TYPE): Define.
16192 (TARGET_CONVERT_TO_TYPE): Define.
16193 (TARGET_INITIALIZER): Update for new fields.
16194 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16195 (grokparms): Check targetm.invalid_parameter_type.
16196 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16197 * c-convert.c (convert): Check targetm.convert_to_type.
16199 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16201 * config/mips/mips.md (*extenddi_truncate<mode>,
16202 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16204 (*extendhi_truncateqi): New define_insn_and_sptit.
16206 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16208 PR middle-end/40204
16209 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16210 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16212 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16214 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16215 the operand of VIEW_CONVERT_EXPR.
16217 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16219 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16220 extended family and model for Intel processors. Support Intel Atom.
16222 2009-05-20 Olivier Hainque <hainque@adacore.com>
16224 * gstab.h (stab_code_type): Define, to be used instead of the
16225 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16227 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16228 occurrences by stab_code_type.
16229 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16231 2009-05-20 Martin Jambor <mjambor@suse.cz>
16233 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16234 (sra_insert_before): Likewise.
16235 (sra_insert_after): Likewise.
16236 (sra_init_cache): Likewise.
16237 (sra_type_can_be_decomposed_p): Likewise.
16238 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16239 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16240 (sra_insert_before): Likewise.
16241 (sra_insert_after): Likewise.
16242 (sra_init_cache): Likewise.
16243 (insert_edge_copies_seq): Made static and moved upwards.
16245 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16248 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16250 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16251 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16254 2009-05-20 Richard Guenther <rguenther@suse.de>
16256 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16257 with mismatched comparison modes.
16259 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16261 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16262 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16263 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16264 with shifts for Thumb2.
16265 (orsi_notsi): New for orn.
16266 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16267 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16268 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16269 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16270 Don't invert remainder for IOR.
16272 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16274 PR tree-optimization/40087
16275 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16276 number_of_iterations_ne): Rename never_infinite argument.
16277 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16278 number_of_iterations_le): Handle pointer-type ivs when
16279 exit_must_be_taken is false.
16280 (number_of_iterations_cond): Do not always assume that
16281 exit_must_be_taken if the control variable is a pointer.
16283 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16285 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16286 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16288 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16290 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16291 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16293 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16296 * c.opt (Wlogical-op): Disabled by default.
16297 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16299 * doc/invoke.texi (Wlogical-op): Likewise.
16301 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16303 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16305 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16306 Propagate the type of the first operand.
16307 <ASSERT_EXPR>: Simplify.
16308 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16309 Rewrite using the RHS code as discriminant.
16310 <NOP_EXPR>: Turn into CASE_CONVERT.
16311 <PLUS_EXPR>: Propagate the type of the first operand.
16313 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16315 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16316 (ia64_dconst_0_375): New.
16317 * config/ia64/ia64.c (ia64_override_options): Remove
16318 -minline-sqrt-min-latency warning.
16319 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16320 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16321 * config/ia64/ia64.md (*sqrt_approx): Remove.
16322 (sqrtsf2): Remove #if 0.
16323 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16324 (sqrtdf): Remove assert.
16325 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16326 (sqrtxf2): Remove #if 0.
16327 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16328 * div.md (sqrt_approx_rf): New.
16329 (sqrtsf2_internal_thr): New implementation.
16330 (sqrtsf2_internal_lat): New.
16331 (sqrtdf2_internal_thr: New implementation.
16332 (sqrtxf2_internal): New implementation.
16334 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16335 Hans-Peter Nilsson <hp@axis.com>
16337 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16338 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16339 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16340 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16341 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16342 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16343 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16344 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16345 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16346 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16347 * c-common.c: ...from here.
16349 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16351 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16353 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16355 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16357 2009-05-19 Ben Elliston <bje@au.ibm.com>
16359 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16360 assignments with memcpy calls.
16361 (add_fdes): Likewise.
16362 (binary_search_unencoded_fdes): Likewise.
16363 (linear_search_fdes): Eliminate type puns.
16365 2009-05-19 Richard Guenther <rguenther@suse.de>
16367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16368 not falsely claim to have propagated into all uses.
16370 2009-05-19 Ben Elliston <bje@au.ibm.com>
16372 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16375 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16377 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16378 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16379 (TARGET_LEGITIMATE_ADDRESS_P): New.
16380 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16381 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16383 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16386 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16387 child of the containing namespace's DIE.
16389 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16391 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16392 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16393 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16396 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16399 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16400 gen_align with gen_pad.
16401 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16402 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16404 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16405 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16407 * config/i386/i386.md (align): Renamed to ...
16408 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16409 ASM_OUTPUT_MAX_SKIP_PAD.
16411 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16413 * config.gcc: Fix variable syntax.
16416 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16417 before calling exact_log2.
16418 (output_iorsi3): Likewise.
16419 (output_xorsi3): Likewise.
16421 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16423 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16424 for the none zero constant operand except for EQ and NE
16425 comprisons even when the first operand is R0.
16427 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16429 * config/s390/2064.md: Remove trailing whitespaces.
16430 * config/s390/2084.md: Likewise.
16431 * config/s390/constraints.md: Likewise.
16432 * config/s390/fixdfdi.h: Likewise.
16433 * config/s390/libgcc-glibc.ver: Likewise.
16434 * config/s390/s390-modes.def: Likewise.
16435 * config/s390/s390-protos.h: Likewise.
16436 * config/s390/s390.c: Likewise.
16437 * config/s390/s390.h: Likewise.
16438 * config/s390/s390.md: Likewise.
16439 * config/s390/tpf-unwind.h: Likewise.
16441 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16443 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16445 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16448 * configure.ac (m68k-*-*): Check if binutils support TLS.
16449 * configure: Regenerate.
16450 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16451 * config/m68k/constraints.md (Cu): New constraint.
16452 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16453 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16454 (movsi): Handle TLS symbols.
16455 (addsi3_5200): Handle XTLS symbols, indent.
16456 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16457 (m68k_tls_reference_p): Declare.
16458 (m68k_legitimize_address): Declare.
16459 (m68k_unwrap_symbol): Declare.
16460 * config/m68k/m68k.opt (mxtls): New option.
16461 * config/m68k/m68k.c (ggc.h): Include.
16462 (m68k_output_dwarf_dtprel): Implement hook.
16463 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16464 (m68k_expand_prologue): Load GOT pointer when function needs it.
16465 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16466 (m68k_legitimate_constant_address_p): Same.
16467 (m68k_decompose_address): Handle TLS references.
16468 (m68k_get_gp): New static function.
16469 (enum m68k_reloc): New contants.
16470 (TLS_RELOC_P): New macro.
16471 (m68k_wrap_symbol): New static function.
16472 (m68k_unwrap_symbol): New function.
16473 (m68k_final_prescan_insn_1): New static function.
16474 (m68k_final_prescan_insn): New function.
16475 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16477 (legitimize_pic_address): Handle TLS references..
16478 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16479 (m68k_libcall_value_in_a0_p)
16480 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16481 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16482 (m68k_legitimize_tls_address): Handle TLS references.
16483 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16485 (m68k_legitimize_address): Handle TLS symbols.
16486 (m68k_get_reloc_decoration): New static function.
16487 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16489 (m68k_output_dwarf_dtprel): Implement hook.
16490 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16491 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16492 m68k_call_* routines.
16493 (sched_attr_op_type): Handle TLS symbols.
16494 (gt-m68k.h): Include.
16495 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16496 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16498 2009-05-18 Martin Jambor <mjambor@suse.cz>
16500 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16501 (visit_store_addr_for_mod_analysis): New function.
16502 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16503 (determine_cst_member_ptr): Use gimple_assign_single_p.
16504 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16505 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16506 operands. Don't check number of operands of a NOP_EXPR.
16508 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16510 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16512 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16515 * c-common.c (warn_logical_operator): Don't warn if one of
16516 expression isn't always true or false.
16518 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16520 * config/i386/biarch32.h: New file.
16521 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16523 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16525 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16526 *zero_extend<mode>_truncqi): Merge these into ...
16527 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16528 Name the pattern following this as *zero_extendhi_truncqi.
16530 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16532 PR middle-end/39301
16533 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16534 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16535 (output_info): Make field HOST_WIDEST_INT.
16536 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16537 (dump_bitmat_statistics): Same.
16539 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16541 * config.gcc (use_gcc_stdint): Set to wrap.
16542 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16543 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16544 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16545 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16546 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16547 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16548 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16549 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16551 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16553 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16555 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16556 Move definitions earlier.
16557 (OPT_ARCH64, OPT_ARCH32): Define.
16558 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16561 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16564 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16567 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16569 * arm.md (movdi2): Copy non-reg values to DImode registers.
16571 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16574 * final.c (label_to_max_skip): New function.
16575 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16576 CODE_LABEL_NUMBER <= max_labelno.
16577 * output.h (label_to_max_skip): New prototype.
16578 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16579 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16580 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16581 Handle CODE_LABELs with >= 16 byte alignment or with
16582 max_skip == (1 << align) - 1.
16583 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16584 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16587 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16588 .p2align 3 if MAX_SKIP is smaller than 7.
16589 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16591 2009-05-15 Ian Lance Taylor <iant@google.com>
16593 * alias.c (struct alias_set_entry_d): Rename from struct
16594 alias_set_entry. Change all uses.
16595 * except.c (struct call_site_record_d): Rename from struct
16596 call_site_record. Change all uses.
16597 * except.h (struct eh_region_d): Rename from struct eh_region.
16599 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16601 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16602 ivtype_map_elt. Change all uses.
16603 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16605 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16606 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16608 (struct sese_d): Rename from struct sese. Change all uses.
16609 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16610 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16611 * optabs.h (struct optab_d): Rename from struct optab. Change all
16613 (struct convert_optab_d): Rename from struct convert_optab.
16615 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16616 ipa_opt_pass. Change all uses.
16617 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16620 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16621 defined as a typedef.
16622 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16625 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16628 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16630 (merge_ranges): Returns bool.
16631 * tree.h (make_range): .. to here.
16632 (build_range_check): Likewise.
16633 (merge_ranges): Likewise. Renamed from merge_ranges.
16634 * c-typeck.c (parser_build_binary_op): Update calls to
16635 warn_logical_operator.
16636 * c-common.c (warn_logical_operator): Add new warning.
16637 * c-common.h (warn_logical_operator): Update declaration.
16639 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16641 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16643 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16645 * doc/install.texi: Document MPC requirements, flags etc.
16647 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16648 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16649 Evaluate constant arguments.
16650 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16651 (fold_builtin_1): Likewise, also evaluate constant arguments.
16652 Remove superfluous break.
16653 (do_mpc_ckconv): New.
16654 * real.h: Include mpc.h.
16655 * toplev.c (print_version): Output MPC version info if available.
16657 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16659 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16661 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16663 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16666 2009-05-15 Jan Hubicka <jh@suse.cz>
16668 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16669 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16670 (try_inline): Fix return value.
16671 (cgraph_decide_inlining_incrementally): Honor new value.
16672 (cgraph_early_inlining): Handle indirect inlining.
16673 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16675 2009-05-15 Jan Hubicka <jh@suse.cz>
16677 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16678 * cgraphunit.c (cgraph_finalize_function): Set it.
16679 (cgraph_expand_function): Use it.
16681 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16683 * real.c (encode_ieee_half): Define.
16684 (decode_ieee_half): Define.
16685 (ieee_half_format): Define.
16686 (arm_half_format): Define.
16687 * real.h (ieee_half_format): Declare.
16688 (arm_half_format): Declare.
16690 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16692 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16693 swapped, and reversed optabs exist before trying to use them.
16695 2009-05-15 Paul Brook <paul@codesourcery.com>
16696 Sandra Loosemore <sandra@codesourcery.com>
16698 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16699 loads. Allow PRE_DEC.
16700 (output_move_neon): Handle PRE_DEC.
16701 (arm_print_operand): Add 'A' for neon structure loads.
16702 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16703 * config/arm/neon.md (neon_mov): Update comment.
16704 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16706 (Um): New constraint.
16708 2009-05-15 Jan Hubicka <jh@suse.cz>
16710 Revert the following patch until testsuite fallout is fixed:
16711 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16712 * cgraph.h (struct inline_summary): New filed self_wize,
16713 size_inlining_benefit, self_time and time_inlining_benefit.
16714 (struct cgraph_global_info): Replace insns by time ans size fields.
16715 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16716 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16717 (ipcp_update_callgraph): Do not touch function bodies.
16718 * ipa-inline.c: Include except.h
16719 (MAX_TIME): New constant.
16720 (overall_insns): Remove
16721 (overall_size, max_benefit): New static variables.
16722 (cgraph_estimate_time_after_inlining): New function.
16723 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16724 (cgraph_clone_inlined_nodes): Update size.
16725 (cgraph_mark_inline_edge): Update size.
16726 (cgraph_estimate_growth): Use size info.
16727 (cgraph_check_inline_limits): Check size.
16728 (cgraph_default_inline_p): Likewise.
16729 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16730 (cgraph_decide_recursive_inlining): Check size.
16731 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16733 (cgraph_decide_inlining): Likewise.
16734 (cgraph_decide_inlining_incrementally): Likewise; honor
16735 PARAM_EARLY_INLINING_INSNS.
16736 (likely_eliminated_by_inlining_p): New predicate.
16737 (estimate_function_body_sizes): New function.
16738 (compute_inline_parameters): Use it.
16739 * except.c (must_not_throw_labels): New function.
16740 * except.h (must_not_throw_labels): Declare.
16741 * tree-inline.c (init_inline_once): Kill inlining_weigths
16742 * tree-ssa-structalias.c: Avoid uninitialized warning.
16743 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16744 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16745 (PARAM_INLINE_CALL_COST): Remove.
16746 (PARAM_EARLY_INLINING_INSNS): New.
16748 2009-05-15 Richard Guenther <rguenther@suse.de>
16750 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16751 not TODO_update_ssa.
16753 2009-05-15 Richard Guenther <rguenther@suse.de>
16755 PR tree-optimization/39999
16756 * gimple.h (gimple_expr_type): Use the expression type looking
16757 through useless conversions.
16758 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16759 (vn_nary_op_insert_stmt): Likewise.
16760 (simplify_binary_expression): Likewise.
16762 2009-05-15 Richard Guenther <rguenther@suse.de>
16764 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16765 New options, enabled by default.
16766 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16768 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16769 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16770 * tree-ssa-structalias.c (gate_tree_pta): New function.
16771 (pass_build_alias): Use it.
16773 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16775 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16776 recurse on an invariant address if a conversion from a pointer
16777 type to a wider integer type is involved.
16779 2009-05-15 Jan Hubicka <jh@suse.cz>
16781 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16782 * cgraph.h (struct inline_summary): New filed self_wize,
16783 size_inlining_benefit, self_time and time_inlining_benefit.
16784 (struct cgraph_global_info): Replace insns by time ans size fields.
16785 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16786 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16787 (ipcp_update_callgraph): Do not touch function bodies.
16788 * ipa-inline.c: Include except.h
16789 (MAX_TIME): New constant.
16790 (overall_insns): Remove
16791 (overall_size, max_benefit): New static variables.
16792 (cgraph_estimate_time_after_inlining): New function.
16793 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16794 (cgraph_clone_inlined_nodes): Update size.
16795 (cgraph_mark_inline_edge): Update size.
16796 (cgraph_estimate_growth): Use size info.
16797 (cgraph_check_inline_limits): Check size.
16798 (cgraph_default_inline_p): Likewise.
16799 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16800 (cgraph_decide_recursive_inlining): Check size.
16801 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16803 (cgraph_decide_inlining): Likewise.
16804 (cgraph_decide_inlining_incrementally): Likewise; honor
16805 PARAM_EARLY_INLINING_INSNS.
16806 (likely_eliminated_by_inlining_p): New predicate.
16807 (estimate_function_body_sizes): New function.
16808 (compute_inline_parameters): Use it.
16809 * except.c (must_not_throw_labels): New function.
16810 * except.h (must_not_throw_labels): Declare.
16811 * tree-inline.c (init_inline_once): Kill inlining_weigths
16812 * tree-ssa-structalias.c: Avoid uninitialized warning.
16813 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16814 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16815 (PARAM_INLINE_CALL_COST): Remove.
16816 (PARAM_EARLY_INLINING_INSNS): New.
16817 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16818 (inline-call-cost): Remove.
16819 (early-inlining-insns): New.
16821 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16823 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16825 (print_int_cst_bounds_in_octal_p): Likewise.
16826 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16828 * dwarf2out.c (base_type_die): Likewise.
16829 (is_subrange_type): Delete.
16830 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16831 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16832 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16833 if the destination type is boolean.
16834 (build_range_check): Do not special-case subtypes.
16835 (fold_sign_changed_comparison): Likewise.
16836 (fold_unary): Likewise.
16837 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16838 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16839 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16840 * tree.c (subrange_type_for_debug_p): New predicate based on the
16841 former is_subrange_type.
16842 * tree.h (subrange_type_for_debug_p): Declare.
16843 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16844 (convert_affine_scev): Remove call to above function.
16845 (chrec_convert_aggressive): Likewise.
16846 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16847 false for conversions involving subtypes.
16848 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16849 (vrp_val_min): Likewise.
16850 (needs_overflow_infinity): Likewise.
16851 (extract_range_from_unary_expr): Likewise.
16853 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16855 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16856 * config/frv/frv.c: Likewise.
16857 * config/s390/s390.c: Likewise.
16858 * config/sparc/sparc.h: Likewise.
16859 * config/i386/i386.h: Likewise.
16860 * config/i386/i386.c: Likewise.
16861 * config/crx/crx.c: Likewise.
16862 * config/m68hc11/m68hc11.h: Likewise.
16863 * config/iq2000/iq2000.c: Likewise.
16864 * config/mn10300/mn10300.h: Likewise.
16865 * config/mn10300/mn10300.c: Likewise.
16866 * config/m68k/m68k.c: Likewise.
16867 * config/rs6000/rs6000.c: Likewise.
16868 * config/rs6000/xcoff.h: Likewise.
16869 * config/rs6000/linux64.h: Likewise.
16870 * config/rs6000/sysv4.h: Likewise.
16871 * config/score/score3.c: Likewise.
16872 * config/score/score7.c: Likewise.
16873 * config/score/score.c: Likewise.
16874 * config/arm/arm.md: Likewise.
16875 * config/mips/mips.c: Likewise.
16876 * config/mips/mips.md: Likewise.
16877 * config/bfin/bfin.h: Likewise.
16878 * config/pa/pa.c: Likewise.
16879 * config/pa/constraints.md: Likewise.
16881 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16882 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16883 * config/pdp11/pdp11.h: Use memory_address_p instead.
16885 2009-05-14 Ian Lance Taylor <iant@google.com>
16887 * passes.c (finish_optimization_passes): Change i to int.
16888 * plugin.c (plugins_active_p): Change event to int.
16889 (dump_active_plugins): Likewise.
16890 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16892 * tree.c (tree_range_check_failed): Change c to unsigned int.
16893 (omp_clause_range_check_failed): Likewise.
16894 (build_common_builtin_nodes): Change mode to int. Add cast.
16895 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16896 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16898 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16899 ++ or -- with a variable of enum type.
16901 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16904 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16906 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16908 * store-motion.c: Do not include params.h
16909 * Makefile.in: Fix dependencies for various files.
16911 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16913 * auto-inc-dec.c: Fix pass description, remove apparent
16914 accidental duplication.
16916 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16918 PR middle-end/40147
16919 * ipa-utils.h (memory_identifier_string): Moved to ...
16920 * tree.h (memory_identifier_string): Here. Add GTY(()).
16922 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16924 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16925 in the former documentation of...
16926 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16927 * ira-conflicts.c (get_dup_num): Use address_operand.
16928 * targhooks.c (default_legitimate_address_p): New.
16929 * targhooks.h (default_legitimate_address_p): New.
16930 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16932 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16933 * target.h (struct target): Add legitimate_address_p.
16934 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16935 (TARGET_INITIALIZER): Include it.
16937 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16938 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16939 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16940 (TARGET_LEGITIMATE_ADDRESS_P): New.
16942 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16943 (REG_OK_STRICT_P): Delete.
16944 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16945 (frv_legitimate_address_p_1): ... this.
16946 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16947 (frv_legitimate_address_p_1): ... the renamed old
16948 frv_legitimate_address_p.
16949 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16950 (TARGET_LEGITIMATE_ADDRESS_P): New.
16952 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16953 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16954 * config/s390/s390.c (legitimate_address_p): Rename to...
16955 (s390_legitimate_address_p): ... this, make static.
16956 (legitimize_address): Adjust call.
16957 (TARGET_LEGITIMATE_ADDRESS_P): New.
16958 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16960 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16961 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16962 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16963 (TARGET_LEGITIMATE_ADDRESS_P): New.
16965 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16966 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16967 * config/spu/spu.c (spu_legitimate_address): Rename to...
16968 (spu_legitimate_address_p): ... this, make static.
16969 (TARGET_LEGITIMATE_ADDRESS_P): New.
16971 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16972 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16973 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16974 (sparc_legitimate_address_p): ... this, make static and return bool.
16975 (legitimize_address): Adjust call.
16976 (TARGET_LEGITIMATE_ADDRESS_P): New.
16978 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16979 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16980 * config/i386/i386.c (legitimate_address_p): Rename to...
16981 (ix86_legitimate_address_p): ... this, make static.
16982 (constant_address_p): Move after it, adjust call.
16983 (TARGET_LEGITIMATE_ADDRESS_P): New.
16985 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16986 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16987 * config/avr/avr.c (legitimate_address_p): Rename to...
16988 (avr_legitimate_address_p): ... this, make static.
16989 (legitimize_address): Adjust call.
16990 (TARGET_LEGITIMATE_ADDRESS_P): New.
16992 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16993 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16994 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16995 (TARGET_LEGITIMATE_ADDRESS_P): New.
16997 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16998 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16999 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17000 (TARGET_LEGITIMATE_ADDRESS_P): New.
17002 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17003 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17005 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17007 (TARGET_LEGITIMATE_ADDRESS_P): New.
17009 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17010 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17012 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17014 (m68hc11_legitimate_address_p): ... this, make static.
17015 (go_if_legitimate_address_internal): Rename to...
17016 (m68hc11_legitimate_address_p_1): ... this.
17017 (legitimize_address): Adjust call.
17018 (TARGET_LEGITIMATE_ADDRESS_P): New.
17020 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17021 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17022 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17023 (TARGET_LEGITIMATE_ADDRESS_P): New.
17025 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17026 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17027 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17028 (mn10300_legitimate_address_p): ... this, make static.
17029 (TARGET_LEGITIMATE_ADDRESS_P): New.
17031 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17032 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17033 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17034 (TARGET_LEGITIMATE_ADDRESS_P): New.
17036 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17037 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17038 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17039 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17040 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17041 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17042 (rs6000_legitimate_address_p): ... this, make static.
17043 (TARGET_LEGITIMATE_ADDRESS_P): New.
17044 (REG_MODE_OK_FOR_BASE_P): Delete.
17045 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17047 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17048 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17050 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17051 static, adjust types.
17052 (TARGET_LEGITIMATE_ADDRESS_P): New.
17054 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17055 * config/score/score.c (score_address_p): Rename to...
17056 (score_legitimate_address_p): ... this.
17057 (TARGET_LEGITIMATE_ADDRESS_P): New.
17058 * config/score/score3.c (score3_address_p): Rename to...
17059 (score3_legitimate_address_p): ... this.
17060 * config/score/score7.c (score7_address_p): Rename to...
17061 (score7_legitimate_address_p): ... this.
17063 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17064 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17065 GO_IF_LEGITIMATE_ADDRESS): Delete.
17066 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17067 thumb2_legitimate_address_p): Delete.
17068 (arm_legitimate_address_p): Rename to...
17069 (arm_legitimate_address_outer_p): ... this.
17070 * config/arm/constraints.md ("Uq"): Adjust call.
17071 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17072 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17074 (arm_legitimate_address_outer_p): ... this.
17075 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17077 (TARGET_LEGITIMATE_ADDRESS_P): New.
17079 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17080 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17081 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17082 (TARGET_LEGITIMATE_ADDRESS_P): New.
17084 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17085 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17086 * config/vax/vax.c (legitimate_address_p): Rename to...
17087 (vax_legitimate_address_p): ... this, make static.
17088 (TARGET_LEGITIMATE_ADDRESS_P): New.
17090 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17091 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17092 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17093 (TARGET_LEGITIMATE_ADDRESS_P): New.
17095 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17096 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17097 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17098 (mmix_legitimate_address_p): ... this, make static.
17099 (TARGET_LEGITIMATE_ADDRESS_P): New.
17101 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17102 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17103 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17104 (TARGET_LEGITIMATE_ADDRESS_P): New.
17106 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17108 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17109 of MODE_COMPLEX_INT.
17111 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17113 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17114 LCT_NORMAL in function call.
17115 * mips-tdump.c (print_file_desc): Add cast to enum type.
17116 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17117 (mark_stabs): Add casts to enum types.
17118 (parse_stabs_common): Add casts to enum types.
17120 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17122 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17123 Check for invalid values of LETTER.
17125 2009-05-13 Taras Glek <tglek@mozilla.com>
17127 * attribs.c (register_attribute): moved out attribute registration
17128 into register_attribute.
17129 * doc/plugins.texi: Documented register_attribute and
17131 * gcc-plugin.h: Added forward decl for register_attribute.
17132 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17133 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17134 PLUGIN_ATTRIBUTES boilerplate.
17136 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17138 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17139 values even in sentinel and empty entries.
17140 (ms_printf_flag_specs): Likewise.
17141 (ms_scanf_flag_specs): Likewise.
17142 (ms_strftime_flag_specs): Likewise.
17143 (ms_print_char_table): Likewise.
17144 (ms_scan_char_table): Likewise.
17145 (ms_time_char_table): Likewise.
17147 2009-05-13 Doug Kwan <dougkwan@google.com>
17149 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17151 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17153 * config/mips/mips.md (store): Add attributes for QI and HI.
17155 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17156 (truncdi<mode>2): ... this new pattern.
17158 2009-05-13 Brad Hards <bradh@kde.org>
17160 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17162 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17163 Ben Elliston <bje@au.ibm.com>
17165 PR middle-end/40035
17166 * dse.c (check_mem_read_rtx): Guard against width == -1.
17168 2009-05-13 Michael Matz <matz@suse.de>
17170 PR middle-end/39976
17171 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17172 (trivially_conflicts_p): New function.
17173 (insert_backedge_copies): Use it.
17175 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17177 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17178 (handle_stdc_pragma): Use new enum constant names.
17179 (handle_pragma_float_const_decimal64): Ditto.
17181 2009-05-13 Ian Lance Taylor <iant@google.com>
17183 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17186 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17188 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17189 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17191 * config/m68k/m68k.h (FL_UCLINUX): Define.
17193 2009-05-13 Jan Hubicka <jh@suse.cz>
17195 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17197 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17199 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17200 unless -fschedule-insns is specified.
17202 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17205 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17206 TARGET_EXPAND_CBRANCHDI4.
17207 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17208 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17209 (cmpeqdi): Fix comment.
17211 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17213 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17214 (sh_legitimate_address_p): Likewise.
17215 * config/sh/sh.c (sh_legitimate_index_p): New.
17216 (sh_legitimate_address_p): Likewise.
17217 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17218 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17219 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17220 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17221 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17222 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17223 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17224 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17225 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17227 2009-05-12 Jan Hubicka <jh@suse.cz>
17229 * tree-inline.c (estimate_operator_cost): Add operands;
17230 when division happens by constant, it is cheap.
17231 (estimate_num_insns): Loads and stores are not having cost of 0;
17232 EH magic stuff is cheap; when computing runtime cost of switch,
17233 use log2 base of amount of its cases; builtin_expect has cost of 0;
17234 compute cost for moving return value of call.
17235 (init_inline_once): Initialize time_based flags.
17236 * tree-inline.h (eni_weights_d): Add time_based flag.
17238 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17240 * df-core.c: Update head documentation.
17242 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17245 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17246 shadowing exisiting variable op1.
17248 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17251 * config/i386/driver-i386.c (processor_signatures): New enum.
17252 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17253 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17254 processor signature to detect geode processor.
17256 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17260 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17262 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17263 causes spurious differences between trunk and cond-optab branch.
17265 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17267 * dojump.c (compare_from_rtx): Delete.
17268 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17269 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17270 if the comparison does not satisfy the predicate; test predicates for
17271 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17272 further if one existing pattern fails.
17273 * expr.h (compare_from_rtx): Delete.
17274 (prepare_operand): Declare it.
17275 * optabs.c: Change "lib call" to "libcall" throughout.
17276 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17277 HAVE_conditional_trap, emit_cmp_insn): Delete.
17278 (can_compare_p): Delete cmp_optab case.
17279 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17280 Accept other parameters by value.
17281 (prepare_operand): Make non-static.
17282 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17283 other parameters by value. Try to widen operands here based on
17284 an optab_methods argument and looking at cbranch_optab.
17285 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17286 loop. Use cbranch_optab directly.
17287 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17288 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17290 (emit_conditional_move, emit_conditional_add): Inline what's needed
17291 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17292 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17293 with COMPARE. Move cmov_optab and cstore_optab above
17294 with cbranch_optab, move cmp_optab down with ucmp_optab,
17295 remove tst_otpab. Do not initialize trap_rtx.
17296 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17297 for trap code. Do not check HAVE_conditional_trap. Use
17298 prepare_cmp_insn. Accept no predicate for operand 3.
17299 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17300 (OTI_ctrap, ctrap_optab): New.
17301 (tst_optab): Delete.
17302 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17303 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17304 with lookup of ctrap_optab.
17305 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17307 (ctrap_optab): New.
17309 * combine.c (combine_simplify_rtx, simplify_set): Do not
17310 special case comparing against zero for cc0 machines.
17311 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17312 COMPARE on cc0 machines.
17313 (simplify_relational_operation): Return a new expression when
17314 a COMPARE could be removed.
17315 * final.c (final_scan_insn): Compare cc_status values
17316 against LHS of a (compare FOO (const_int 0)) cc0 source.
17317 Also check if cc_status.value is the full compare.
17319 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17320 (cstoreMM4): Document.
17321 (conditional_trap): Document ctrapMM4 instead.
17322 (sync_compare_and_swapMM): Refer to cbranchcc4.
17323 (Dependent Patterns): Eliminate obsolete information referring to
17324 the old jump optimization phase.
17325 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17326 of compares with 0 on cc0 machines.
17327 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17328 avoiding references to cc0. Remove text about storing operands
17330 * doc/tm.texi (Condition Codes): Include blurb on different
17331 condition code representations, separate into subsections for
17332 CC0, MODE_CC and conditional execution.
17334 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17335 alpha_emit_setcc): Accept operands and a machine mode.
17336 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17337 Get code/op0/op1 from operands, use machine mode argument
17338 instead of alpha_compare.fp_p. Emit the branch here.
17339 (alpha_emit_setcc): Likewise, and return boolean.
17340 (alpha_emit_conditional_move): Likewise. Assert that
17341 cmp_op_mode == cmp_mode, and simplify accordingly.
17342 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17343 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17344 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17346 (stack probe test): Use cbranchdi4.
17347 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17349 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17350 * config/arc/arc.h (movsicc, movsfcc): Use it.
17351 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17352 (cbranchsi4, cstoresi4): New.
17353 (cmpsi, bCC and sCC expanders): Remove.
17355 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17356 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17357 * config/arm/predicates.md (arm_comparison_operator): Only include
17358 floating-point operators if there is a hardware floating-point unit.
17359 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17360 deferring to cbranch_cc and cstore_cc respectively.
17361 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17362 cbranch_cc, cstore_cc): New.
17363 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17365 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17367 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17368 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17370 (adjust_insn_length): Adjust calls.
17371 (avr_reorg): Handle (compare (foo) (const_int 0)).
17372 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17373 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17374 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17375 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17377 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17378 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17380 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17381 (cbranchsi4, cstorebi4, cstoresi4): New.
17382 (movbisi): This insn is duplicate, split it to zero_extend.
17383 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17384 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17385 (bfin_optimize_loop): Use cbranch expander.
17386 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17387 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17388 (bfin_bimode_comparison_operator): ... this.
17389 (bfin_direct_comparison_operator): New.
17391 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17392 inside (compare FOO (const_int 0)).
17393 (cris_rtx_costs): Handle ZERO_EXTRACT.
17394 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17395 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17396 (*tstdi_v32): Delete.
17397 (*cmpdi_non_v32): Add M alternative for operand 1.
17398 (cmpsi, cmp<mode>): Make private.
17399 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17401 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17403 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17404 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17405 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17406 (cc_reg_operand): New.
17407 (any_cond): Delete.
17408 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17409 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17410 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17411 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17412 crx_expand_scond): Delete.
17414 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17416 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17417 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17419 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17420 cstoresi4, cstoresf4, cstoredf4): New.
17421 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17422 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17423 Receive the entire operands array.
17424 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17425 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17426 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17427 Get test/op0/op1 from the operands array.
17428 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17430 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17431 (h8300_expand_store): New.
17432 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17434 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17435 (h8300_expand_store): New.
17436 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17437 or do not try to produce (set (cc0) REG).
17438 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17439 change a compare into a move to a scratch register. Disable some
17440 peepholes when comparing with zero.
17441 (tstsi, tsthi, tstsi, cmpqi): Make private.
17443 (bCC, sCC): Delete.
17444 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17447 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17448 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17449 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17450 (ix86_emit_i387_log1p): Use cbranchxf2.
17451 (ix86_expand_setcc): Return void.
17452 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17453 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17454 cmp<MODEF>, cmpcc): Remove.
17455 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17456 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17457 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17458 (sCC and bCC expanders): Remove.
17459 (stack_protect_test): Use cbranchcc4.
17461 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17463 (ia64_expand_compare): Accept three rtx by reference and return void.
17464 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17465 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17466 from *expr. Update *expr with the BImode comparison to do.
17467 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17468 cmptf, bCC, sCC, conditional_trap): Delete.
17469 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17470 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17471 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17472 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17473 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17475 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17476 type of last argument.
17477 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17478 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17479 use machine mode argument instead of branch_type. Remove dead
17480 code for floating-point comparisons.
17481 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17482 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17484 (cbranchsi4, cstoresi4): New.
17485 * config/iq2000/predicates.md (reg_or_const_operand): New.
17487 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17488 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17489 (b<code>_op): Rewrite to...
17490 (bcc_op): ... this, using match_operator.
17491 (s<code>_op): Rewrite to...
17492 (scc_op): ... this, using match_operator.
17493 (s<code>_24_op): Rewrite to...
17494 (scc_op_24): ... this, using match_operator.
17495 (s<code>_<mode>): Rewrite to...
17496 (cstore<mode>4): ... this, using match_operator.
17497 (s<code>_<mode>_24): Rewrite to...
17498 (cstore<mode>4_24): ... this, using match_operator.
17499 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17500 m32c_unpend_compare, m32c_expand_scc): Delete.
17501 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17502 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17503 (m32c_expand_movcc): Change NE to EQ if necessary.
17504 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17506 * config/m32r/m32r-protos.h (gen_cond_store): New.
17507 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17508 (gen_cond_store): New, from sCC patterns.
17509 (m32r_expand_block_move): Use cbranchsi4.
17510 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17511 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17512 (cbranchsi4, cstoresi4): New.
17514 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17516 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17517 (m68hc11_notice_update_cc): Look into a compare with 0.
17518 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17520 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17521 cmphi, cmpqi, bCC): Delete.
17522 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17523 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17524 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17527 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17528 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17529 * config/m68k/constraints.md (H): New.
17530 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17531 the define_insn below.
17532 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17533 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17534 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17535 patterns): Wrap RHS with COMPARE.
17536 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17537 (*cmpdi_internal): Name this pattern.
17538 (cmpdi): Change to define_insn.
17539 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17540 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17541 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17543 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17544 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17545 (conditional_trap): Change to...
17546 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17547 (*conditional_trap): Use the ordered_comparison_operator and
17548 const1_operand predicates.
17549 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17550 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17551 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17552 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17554 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17555 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17556 (mcore_gen_compare): New.
17557 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17558 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17559 (mcore_gen_compare): ... this.
17560 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17561 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17562 (stack probe pattern): Use cbranchsi4.
17564 * config/mips/predicates.md (mips_cstore_operator): New.
17565 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17566 * config/mips/mips.md (any_cond): Delete.
17567 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17569 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17570 fixuns_truncsfdi2): Use cbranch patterns.
17571 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17572 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17573 Adjust call to mips_expand_conditional_branch.
17574 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17576 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17577 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17578 * config/mips/mips.c (cmp_operands): Delete.
17579 (mips_emit_compare): Get comparison operands from *op0/*op1.
17580 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17581 that it succeeds. Use op0/op1 instead of cmp_operands.
17582 (mips_expand_conditional_branch, mips_expand_conditional_move,
17583 mips_expand_conditional_trap): Likewise.
17584 (mips_block_move_loop): Use cbranch patterns.
17585 * config/mips/mips.h (cmp_operands): Delete.
17587 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17588 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17589 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17590 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17591 (*cmpcc_folded): Rename to...
17592 (*cmpdi_folded): this.
17593 (*cmpcc): Rename to...
17595 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17598 (cbranchdf4): New. Handle invalid comparisons here.
17599 * config/mmix/predicates.md (float_comparison_operator): New.
17601 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17602 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17603 * config/mn10300/mn10300.md (tst): Delete.
17604 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17605 Name these patterns and wrap RHS in a compare.
17606 (*cmpsi): Make this pattern private. Include tst.
17607 (*cmpsf): Make this pattern private.
17608 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17609 (compare with zero peepholes): Likewise.
17611 (cbranchsi4, cbranchsf4): New.
17612 (casesi): Use cbranchsi4.
17614 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17615 hppa_branch_type): Delete.
17616 (return_addr_rtx): Use cbranchsi4.
17617 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17618 Emit CCFPmode comparison here.
17619 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17620 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17621 hppa_branch_type): Delete.
17622 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17623 (movsicc, movdicc): Remove references to hppa_compare_op0,
17624 hppa_compare_op1 and compare_from_rtx.
17625 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17626 (casesi): Use cbranchsi4.
17628 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17629 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17630 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17631 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17632 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17634 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17635 (*branch, *branch_inverted): New.
17637 * config/picochip/picochip.md (cbranchhi4): Use
17638 ordered_comparison_operator.
17639 (cmphi, bCC): Remove.
17641 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17642 (trap_comparison_operator): Delete.
17643 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17644 rs6000_emit_cbranch): Accept mode and operands.
17645 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17646 rs6000_compare_fp_p): Delete.
17647 (rs6000_generate_compare): Accept mode and comparison. Extract code
17648 and op0/op1 from there. Replace references to rs6000_compare_op0
17649 and rs6000_compare_op1.
17650 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17651 extract result from passed operands.
17652 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17653 extract loc from passed operands.
17654 (rs6000_emit_cmove): Likewise.
17655 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17656 rs6000_compare_fp_p): Delete.
17657 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17658 (cbranch<GPR>4, cbranch<FP>4): New.
17659 (cstore<mode>4): New. Consolidate here all choices about when to use
17660 portable or specialized sCC sequences.
17661 (stack_protect_test): Use cbranchsi4.
17662 (conditional_trap): Replace with ctrap<GPR>4.
17663 (conditional trap insn): Replace trap_comparison_operator with
17664 ordered_comparison_operator.
17666 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17667 (s390_emit_prologue): Use ctrap.
17668 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17669 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17670 New predicates replacing...
17671 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17672 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17673 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17674 (add<mode>cc): Do not use s390_compare_op0/op1.
17675 (s<code>): Change to...
17676 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17677 (seq): Change to...
17678 (cstorecc4): ... this. Handle EQ or NE equally.
17679 (*sne): Un-privatize for use in cstorecc4.
17680 (b<code>): Change to...
17681 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17682 (conditional_trap): Replace with...
17683 (ctrap<GPR>4, ctrap<FP>4): ... these.
17684 (stack_protect): Use cbranchcc4.
17686 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17687 * config/score/score-protos.h (score_gen_cmp): Delete.
17688 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17689 (score_block_move-loop): Use cbranchsi4.
17690 * config/score/score.md (cbranchsi4): New.
17691 (cmpsi, bCC): Delete.
17692 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17693 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17694 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17695 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17696 * config/score/score3.h (score3_gen_cmp): Delete.
17697 * config/score/score7.h (score7_gen_cmp): Delete.
17699 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17700 (sh_emit_scc_to_t): ... this. Return void.
17701 (from_compare): Rename to...
17702 (sh_emit_compare_and_branch): ... this.
17703 (sh_emit_compare_and_set): New.
17704 (sh_expand_t_scc): Accept operands.
17705 * config/sh/predicates.md (sh_float_comparison_operator): New.
17706 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17707 (prepare_scc_operands): Rename to...
17708 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17710 (sh_emit_cheap_store_flag): New.
17711 (sh_emit_set_t_insn): New.
17712 (from_compare): Rename to...
17713 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17714 handling of TARGET_SH2E floating point to avoid recursive call.
17715 Generate branch here.
17716 (sh_emit_compare_and_set): New.
17717 (sh_expand_t_scc): Get op0/op1 from arguments.
17718 (sh_emit_cheap_store_flag): New.
17719 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17721 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17722 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17723 (movsicc, movdicc): Do nothing when it recreated operands from
17724 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17725 prepare_scc_operands (now sh_emit_scc_to_t).
17726 (udivdi3): Use cstoresi4.
17727 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17728 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17729 (cbranchint4_media, cbranchfp4_media): New.
17730 (casesi): Use cbranchdi4.
17731 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17733 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17734 (movnegt): Remove second operand.
17735 (cbranchsf4, cbranchdf4): New.
17736 (stack_protect): Use cbranchdi4/cbranchsi4.
17738 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17739 (gen_compare_reg): Accept comparison, extract part of it to...
17740 (gen_compare_reg_1): ... this.
17741 (gen_compare_operator): Delete.
17742 (gen_v9_scc): Accept separate destination, comparison code and arms.
17743 Do not use sparc_compare_op0/sparc_compare_op1.
17744 (emit_scc_insn, emit_conditional_branch_insn): New.
17745 (emit_v9_brxx): Make static. Remove useless assertion.
17746 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17748 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17749 * config/sparc/sparc-protos.h (gen_compare_reg,
17750 sparc_emit_float_lib_cmp): Adjust prototype.
17751 (emit_scc_insn, emit_conditional_branch_insn): New.
17752 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17753 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17754 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17755 iterators to the top.
17756 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17757 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17758 snedi_special_trunc): Delete.
17759 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17760 and snedi_special_trunc.
17761 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17762 cbranchdi4, cbranch<F:mode>4): New.
17763 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17764 here. Use gen_compare_reg instead of gen_compare_operator.
17765 (conditional_trap): Replace with...
17766 (ctrapsi4, ctrapdi4): ... this.
17767 (stack_protect_test): Use cbranchcc4.
17769 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17771 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17772 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17773 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17774 from operands[0] or operands[3] depending on is_set.
17775 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17776 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17777 cmpdf, bCC), sCC: Remove.
17778 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17779 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17781 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17782 spu_emit_branch_or_set.
17784 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17786 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17787 xstormy16_compare_op1): Delete.
17788 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17789 xstormy16_compare_op1): Delete.
17790 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17792 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17793 (cmphi, cmpsi, bCC): Remove.
17795 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17796 (*cmpsi): ... this one.
17797 (cbranchsi4, cstoresi4): New.
17798 (bCC expanders): Delete.
17799 (sCC insns): Fold into...
17800 (*setcc): ... this one.
17801 (casesi): Do not use gen_cmpsi and gen_bgtu.
17802 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17803 (movsicc): Simplify.
17804 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17806 * config/vax/vax-protos.h (cond_name): New.
17807 (vax_output_conditional_branch): Remove.
17808 * config/vax/vax.c (cond_name): New.
17809 (vax_output_conditional_branch): Remove.
17810 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17811 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17812 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17813 (bit<VAXint>): Wrap source with (compare).
17814 (b<code> and following unnamed pattern): Rename to *branch and
17815 *branch_reversed. Change macroization to match_operator.
17816 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17818 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17819 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17820 Change last argument to machine_mode.
17821 (xtensa_expand_scc): Add machine_mode argument.
17822 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17823 (gen_conditional_move, xtensa_expand_conditional_branch,
17824 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17825 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17826 Adjust operand numbers.
17827 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17829 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17830 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17831 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17833 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17835 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17836 causes spurious differences between trunk and cond-optab branch.
17838 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17841 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17843 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17845 * tree.c (iterative_hash_pointer): Delete.
17846 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17847 Hash UIDs and versions of SSA names. Don't special-case built-in
17848 function declarations.
17850 2009-05-11 Ian Lance Taylor <iant@google.com>
17853 * graphite.c: Force -Wc++-compat to only be a warning before
17854 #including "cloog/cloog.h".
17856 2009-05-11 Martin Jambor <mjambor@suse.cz>
17858 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17860 2009-05-11 Jan Hubicka <jh@suse.cz>
17862 * tree-ssa-loop-ivcanon.c: Include target.h
17863 (struct loop_size): new structure.
17864 (constant_after_peeling): New predicate.
17865 (tree_estimate_loop_size): New function.
17866 (estimated_unrolled_size): Rewrite for new estimates.
17867 (try_unroll_loop_completely): Use new estimates.
17868 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17870 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17872 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17873 libcpp interface change.
17874 (spu_macro_to_expand): Likewise.
17876 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17878 PR tree-optimization/40026
17879 * gimplify.c (gimplify_init_constructor): Change initial conditional
17880 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17881 optimize_compound_literals_in_ctor.
17883 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17885 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17887 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17889 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17891 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17892 HOST_WIDE_INT for gap.
17894 2009-05-11 Ira Rosen <irar@il.ibm.com>
17896 PR tree-optimization/40074
17897 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17898 account in group size and step comparison.
17900 2009-05-11 Richard Guenther <rguenther@suse.de>
17902 * passes.c (init_optimization_passes): Strip now incorrect comment.
17903 (execute_function_todo): Do not set PROP_alias.
17904 * tree-pass.h (PROP_alias): Remove.
17905 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17906 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17907 * tree-nrv.c (pass_return_slot): Likewise.
17908 * tree-object-size.c (pass_object_sizes): Likewise.
17909 * tree-ssa-dom.c (pass_dominator): Likewise.
17910 (pass_phi_only_cprop): Likewise.
17911 * tree-ssa-dse.c (pass_dse): Likewise.
17912 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17913 (pass_cselim): Likewise.
17914 * tree-ssa-pre.c (pass_pre): Likewise.
17915 (pass_fre): Likewise.
17916 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17917 * tree-ssa-sink.c (pass_sink_code): Likewise.
17918 * tree-stdarg.c (pass_stdarg): Likewise.
17919 * tree-tailcall.c (pass_tail_calls): Likewise.
17920 * tree-vrp.c (pass_vrp): Likewise.
17922 2009-05-10 Ian Lance Taylor <iant@google.com>
17924 * basic-block.h (enum profile_status): Break out of struct
17925 control_flow_graph.
17926 * cgraph.h (struct inline_summary): Break out of struct
17928 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17929 of struct cgraph_order_sort.
17930 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17931 * cse.c (struct branch_path): Break out of struct
17932 cse_basic_block_data.
17933 * except.h (enum eh_region_type): Break out of struct eh_region.
17934 * gcc.c (enum add_del): Break out of struct modify_target.
17935 * genrecog.c (enum decision_type): Break out of struct decision_test.
17936 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17938 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17939 * regmove.c (enum match_use): New enum, broken out of struct match.
17940 * sched-int.h (enum post_call_group): New enum, broken out of
17942 (struct deps_reg): Break out of struct deps.
17943 * target.h (struct asm_int_op): Break out of struct gcc_target.
17944 * tree-eh.c (struct goto_queue_node): Break out of struct
17946 * tree-inline.h (enum copy_body_cge_which): Break out of
17948 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17950 * c-decl.c (in_struct, struct_types): New static variables.
17951 (pushtag): Add loc parameter. Change all callers.
17952 (lookup_tag): Add ploc parameter. Change all callers.
17953 (check_compound_literal_type): New function.
17954 (parser_xref_tag): Add loc parameter. Change all callers. If
17955 -Wc++-compat, warn about struct/union/enum types defined within a
17957 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17958 and loc parameters. Change all callers. Change error calls to
17959 error_at, using loc. For a redefinition, if the location of the
17960 original definition is known, report it. Set in_struct and
17961 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17962 (finish_struct): Add new parameters enclosing_in_struct and
17963 enclosing_struct_types. Change all callers. Set
17964 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17965 in the struct. If in a struct, add this struct to struct_types.
17966 (start_enum): Add loc parameter. Change all callers. Use
17967 error_at for errors, using loc. For a redefinition, if the
17968 location of the original definition is known, report it. If in a
17969 struct, add this enum type to struct_types. If -Wc++-compat warn
17970 if in sizeof, typeof, or alignof.
17971 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17972 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17973 (c_parser_enum_specifier): Get enum location for start_enum.
17974 (c_parser_struct_or_union_specifier): Get struct location for
17975 start_struct. Save in_struct and struct_types status between
17976 start_struct and finish_struct.
17977 (c_parser_cast_expression): Get location of cast.
17978 (c_parser_alignof_expression): Get location of type.
17979 (c_parser_postfix_expression): Likewise.
17980 (c_parser_postfix_expression_after_paren_type): Add type_loc
17981 parameter. Change all callers. Call check_compound_literal_type.
17982 Use type_loc for error about variable size type.
17983 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17984 of an enum constant from an enum type defined in a struct or union.
17985 (c_cast_expr): Add loc parameter. Change all callers. If
17986 -Wc++-compat, warn about defining a type in a cast.
17987 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17988 (start_enum, start_struct, finish_struct): Update declarations.
17989 (parser_xref_tag, c_cast_expr): Update declarations.
17990 (check_compound_literal_type): Declare.
17992 2009-05-11 Ben Elliston <bje@au.ibm.com>
17994 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17995 for recent libcpp interface change.
17996 (rs6000_macro_to_expand): Likewise.
17998 2009-05-10 Michael Matz <matz@suse.de>
18001 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18002 not at entry of function.
18004 2009-05-10 Richard Guenther <rguenther@suse.de>
18006 PR tree-optimization/40081
18008 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18009 using the main variant of the element type. Do not fiddle with
18010 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18012 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18013 structs with volatile fields.
18015 2009-05-10 Jan Hubicka <jh@suse.cz>
18017 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18018 (estimate_move_cost): Assert that it does not get called for
18020 (estimate_num_insns): Skip VOID types in argument handling.
18021 (optimize_inline_calls): Delete unreachable blocks and verify that
18022 callgraph is valid.
18024 2009-05-10 Jan Hubicka <jh@suse.cz>
18026 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18027 * cgraph.c (cgraph_mark_address_taken_node): New function.
18028 (dump_cgraph_node): Dump new flag.
18029 * cgraph.h (struct cgraph_node): Add address_taken.
18030 (cgraph_mark_address_taken_node): New function.
18031 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18032 since new direct calls can be born.
18034 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18036 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18037 tok->val.node.node.
18039 2009-05-10 Jan Hubicka <jh@suse.cz>
18041 PR middle-end/40084
18042 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18044 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18045 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18046 * tree-inline.c (copy_bb): Set frequency correctly.
18047 (fold_marked_statements): Update call to
18048 cgraph_update_edges_for_call_stmt.
18050 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18052 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18053 identifiers in diagnostics.
18054 * config/arm/arm.c (arm_handle_fndecl_attribute,
18055 arm_handle_isr_attribute): Likewise.
18056 * config/avr/avr.c (avr_handle_progmem_attribute,
18057 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18058 * config/bfin/bfin.c (handle_int_attribute,
18059 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18060 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18061 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18063 * config/darwin.c (darwin_handle_kext_attribute,
18064 darwin_handle_weak_import_attribute): Likewise.
18065 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18066 h8300_handle_eightbit_data_attribute,
18067 h8300_handle_tiny_data_attribute): Likewise.
18068 * config/i386/i386.c (ix86_handle_cconv_attribute,
18069 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18070 * config/i386/winnt.c (ix86_handle_shared_attribute,
18071 ix86_handle_selectany_attribute): Likewise.
18072 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18073 * config/m32c/m32c.c (function_vector_handler): Likewise.
18074 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18075 m68hc11_handle_fntype_attribute): Likewise.
18076 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18077 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18078 * config/mips/mips.c (mips_insert_attributes,
18079 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18080 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18081 rs6000_handle_struct_attribute): Likewise.
18082 * config/sh/sh.c (sh_insert_attributes,
18083 sh_handle_resbank_handler_attribute,
18084 sh_handle_interrupt_handler_attribute,
18085 sh2a_handle_function_vector_handler_attribute,
18086 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18088 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18089 * config/spu/spu.c (spu_handle_fndecl_attribute,
18090 spu_handle_vector_attribute): Likewise.
18091 * config/stormy16/stormy16.c
18092 (xstormy16_handle_interrupt_attribute): Likewise.
18093 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18094 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18096 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18098 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18099 (pp_translate_identifiers): New.
18100 (pp_identifier): Only conditionally translate identifier to locale
18102 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18103 (pp_base_tree_identifier): Only conditionally translate identifier
18104 to locale character set.
18105 * c-pretty-print.c (M_): Define.
18106 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18107 fragments for conditional translation with M_.
18108 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18109 identifier translation.
18111 2009-05-10 Richard Guenther <rguenther@suse.de>
18113 PR tree-optimization/40081
18114 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18115 using the main variant of the element type. Do not fiddle with
18116 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18118 2009-05-09 Jan Hubicka <jh@suse.cz>
18120 PR middle-end/40080
18121 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18122 indirect calls; verify cgraph afterwards.
18124 2009-05-09 Jan Hubicka <jh@suse.cz>
18127 * ipa.c (update_inlined_to_pointer): New function.
18128 (cgraph_remove_unreachable_nodes): Use it.
18130 2009-05-09 Jan Hubicka <jh@suse.cz>
18132 * tree-eh.c (struct leh_state): Remove prev_try.
18133 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18134 not track prev_try.
18135 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18136 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18137 remove_eh_handler_and_replace, foreach_reachable_handler,
18138 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18139 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18140 (gen_eh_region_cleanup): Update prototype.
18142 2009-05-09 Jan Hubicka <jh@suse.cz>
18144 PR middle-end/40043
18145 * except.c (copy_eh_region): Always set prev_try.
18146 (redirect_eh_edge_to_label): Find outer try.
18147 (foreach_reachable_handler): When looking for prev try
18148 handle case where previous try is not going to be taken.
18150 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18152 PR tree-optimization/40049
18153 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18154 only vector/vector shifts, convert the type of the constant to the
18155 appropriate type to avoid building incorrect trees, which
18156 eventually have problems with garbage collection.
18158 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18160 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18161 -1 for complex floating-point types if honoring signed zeros.
18163 2009-05-08 Jan Hubicka <jh@suse.cz>
18165 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18166 argument; handle correctly when profile is absent.
18167 (build_cgraph_edges): Update.
18168 (rebuild_cgraph_edges): Update.
18169 * cgraph.c: Do not include varray.h.
18170 (cgraph_set_call_stmt_including_clones): New function.
18171 (cgraph_create_edge_including_clones): Likewise
18172 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18173 (cgraph_update_edges_for_call_stmt): Handle clones.
18174 (cgraph_remove_node): Handle clone tree.
18175 (cgraph_remove_node_and_inline_clones): New function.
18176 (dump_cgraph_node): Dump clone tree.
18177 (cgraph_clone_node): Handle clone tree.
18178 (clone_function_name): Bring here from tree-inline.c.
18179 (cgraph_create_virtual_clone): New function.
18180 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18181 (cgraph_clone_info): New function.
18182 (strut cgraph_node): Add clone_info and new clone tree pointers.
18183 (cgraph_remove_node_and_inline_clones,
18184 cgraph_set_call_stmt_including_clones,
18185 cgraph_create_edge_including_clones,
18186 cgraph_create_virtual_clone): Declare.
18187 (cgraph_function_versioning): Use VEC argument.
18188 (compute_call_stmt_bb_frequency): Update prototype.
18189 (cgraph_materialize_all_clones): New function.
18190 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18191 (ipcp_create_replace_map): Update to VECtors.
18192 (ipcp_update_callgraph): Use virtual clones.
18193 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18194 (ipcp_update_profiling): Do not update local profiling.
18195 (ipcp_insert_stage): Use VECtors and virtual clones.
18196 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18197 (clone_of_p): New function.
18198 (cgraph_preserve_function_body_p): Use clone tree.
18199 (cgraph_optimize): Materialize clones.
18200 (cgraph_function_versioning): Update for VECtors.
18201 (save_inline_function_body): Use clone tree.
18202 (cgraph_materialize_clone): New function.
18203 (cgraph_materialize_all_clones): Likewise.
18204 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18205 * ipa.c: Include gimple.h.
18206 (cgraph_remove_unreachable_nodes): Use clone tree.
18207 * ipa-prop.c (ipa_note_param_call): Update call to
18208 compute_call_stmt_bb_frequencycall.
18209 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18210 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18211 (copy_bb): Handle updating of clone tree; add new edge when new call
18213 (expand_call_inline): Be strict about every call having edge.
18214 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18215 (delete_unreachable_blocks_update_callgraph): New function.
18216 (tree_function_versioning): Use VECtors; always remove unreachable
18217 blocks and fold conditionals.
18218 * tree-inline.h: Do not include varray.h.
18219 (tree_function_versioning): Remove.
18220 * Makefile.in (GTFILES): Remove tree-inline.c
18221 * passes.c (do_per_function): Do only functions having body.
18222 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18225 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18226 Andrew Morrow <acm@google.com>
18229 * c-common.c (c_common_attribute_table): Permit deprecated
18230 attribute to take an optional argument.
18231 (handle_deprecated_attribute): If the optional argument to
18232 __attribute__((deprecated)) is not a string ignore the attribute
18233 and emit a warning.
18235 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18236 * c-typeck.c (build_component_ref): Likewise.
18237 (build_external_ref): Likewise.
18239 * toplev.c (warn_deprecated_use): Add an attribute argument.
18240 Emit the message associated with __attribute__((deprecated)).
18242 * toplev.h (warn_deprecated_use): Updated.
18244 * doc/extend.texi: Document new optional parameter to
18245 __attribute__((deprecated))
18247 2009-05-08 Michael Eager <eager@eagercon.com>
18249 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18250 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18252 2009-05-08 Richard Guenther <rguenther@suse.de>
18254 PR tree-optimization/40062
18255 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18256 Avoid exponential behavior.
18258 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18260 PR rtl-optimization/33928
18262 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18263 process_uses, build_single_def_use_links): New.
18264 (update_df): Update use_def_ref.
18265 (forward_propagate_into): Use get_def_for_use instead of use-def
18267 (fwprop_init): Call build_single_def_use_links and let it initialize
18269 (fwprop_done): Free use_def_ref.
18270 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18271 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18272 df_rd_simulate_one_insn): New.
18273 (df_rd_bb_local_compute_process_def): Update head comment.
18274 (df_chain_create_bb): Use the new RD simulation functions.
18275 * df.h (df_rd_simulate_artificial_defs_at_top,
18276 df_rd_simulate_one_insn): New.
18277 * opts.c (decode_options): Enable fwprop at -O1.
18278 * doc/invoke.texi (-fforward-propagate): Document this.
18280 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18283 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18284 and one complex operand specially.
18285 * tree-complex.c (some_nonzerop): Do not identify a real value as
18286 zero if flag_signed_zeros.
18288 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18290 PR rtl-optimization/33928
18291 * loop-invariant.c (record_use): Fix && vs. || mishap.
18293 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18295 PR rtl-optimization/33928
18296 * loop-invariant.c (struct use): Add addr_use_p.
18297 (struct def): Add n_addr_uses.
18298 (struct invariant): Add cheap_address.
18299 (create_new_invariant): Set cheap_address.
18300 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18301 (record_uses): Pass df_ref to record_use.
18302 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18305 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18307 * config/sh/sh.c: Do not include c-pragma.h.
18309 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18311 * config/spu/spu.c: Remove include of c-common.h.
18313 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18316 * c-common.h (mark_valid_location_for_stdc_pragma,
18317 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18318 clear_float_const_decimal64, float_const_decimal64_p): New.
18319 * c.opt (Wunsuffixed-float-constants): New.
18320 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18321 unsuffixed float constant, handle new warning.
18322 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18323 * c-decl.c (c_scope): New flag float_const_decimal64.
18324 (set_float_const_decimal64, clear_float_const_decimal64,
18325 float_const_decimal64_p): New.
18326 (push_scope): Set new flag.
18327 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18328 to use STDC pragmas.
18329 (c_parser_external_declaration): Ditto.
18330 (c_parser_compound_statement_nostart): Ditto.
18331 * c-pragma.c (valid_location_for_stdc_pragma,
18332 mark_valid_location_for_stdc_pragma,
18333 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18334 handle_pragma_float_const_decimal64): New.
18335 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18336 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18337 set_float_const_decimal64, clear_float_const_decimal64,
18338 float_const_decimal64_p): New dummy functions.
18339 * doc/extend.texi (Decimal Float): Remove statement that the
18340 pragma, and suffix for double constants, are not supported.
18341 * doc/invoke.texi (Warning Options): List new option.
18342 (-Wunsuffixed-float-constants): New.
18344 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18346 * config/i386/i386.c: Do not include c-common.h.
18348 2009-05-07 Mark Heffernan <meheff@google.com>
18350 * doc/invoke.texi (Debugging Options): Document change of debugging
18352 * opts.c (decode_options): Make dump_base_name relative to
18353 aux_base_name directory.
18355 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18357 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18358 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18360 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18362 * Makefile.in (install-plugin): Simplify a bit.
18364 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18366 * Makefile.in (OBJS-common): Add regcprop.o.
18368 * timevar.def (TV_CPROP_REGISTERS): New.
18369 * regrename.c (regrename_optimize): Return 0.
18370 (rest_of_handle_regrename): Delete.
18371 (pass_rename_registers): Point to regrename_optimize.
18372 (struct value_data_entry, struct value_data,
18373 kill_value_one_regno, kill_value_regno, kill_value,
18374 set_value_regno, init_value_data, kill_clobbered_value,
18375 kill_set_value, kill_autoinc_value, copy_value,
18376 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18377 replace_oldest_value_reg, replace_oldest_value_addr,
18378 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18379 debug_value_data, validate_value_data): Move...
18380 * regcprop.c: ... here.
18381 (rest_of_handle_cprop): Delete.
18382 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18384 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18386 PR middle-end/40057
18387 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18388 GEN_INT for 1 << bitnum.
18389 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18390 build_int_cst_type.
18392 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18394 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18395 Remove wrong description of "nand" operation.
18397 2009-05-06 Richard Guenther <rguenther@suse.de>
18398 Adam Nemet <anemet@caviumnetworks.com>
18400 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18401 comment. Add that if LHS is not a gimple register, then RHS1 has
18402 to be a single object (GIMPLE_SINGLE_RHS).
18404 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18406 * expr.c (get_def_for_expr): Move it up in the file.
18407 (store_field): When expanding a bit-field store, look at the
18408 defining gimple stmt for the masking conversion.
18410 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18412 PR middle-end/39986
18413 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18414 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18415 32-bit memcpy into long.
18417 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18419 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18420 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18422 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18423 instead of appending DW_OP_deref*.
18425 2009-05-06 Michael Matz <matz@suse.de>
18427 PR middle-end/40021
18428 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18429 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18431 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18433 * Makefile.in (install-plugin): Fix srcdir handling.
18435 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18437 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18438 when processing for not_regs_needed bitmap.
18439 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18440 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18441 handling it for rhs.
18443 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18445 * config/i386/i386.md (unnamed inc/dec peephole): Use
18446 optimize_insn_for_size_p instead of optimize_size.
18447 * config/i386/predicates.md (incdec_operand): Likewise.
18448 (aligned_operand): Likewise.
18449 * config/i386/sse.md (divv8sf3): Likewise.
18450 (sqrtv8sf2): Likewise.
18452 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18454 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18456 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18458 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18460 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18461 ssemodesuffixf2c with avxmodesuffixf2c.
18463 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18466 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18468 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18470 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18471 (struct tree_base): Adjust spacing for 8 bit boundaries.
18472 (struct tree_decl_common): Add decl_by_reference_flag bit.
18473 (DECL_BY_REFERENCE): Adjust.
18474 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18475 print DECL_BY_REFERENCE bit.
18476 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18477 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18478 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18479 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18482 PR middle-end/39666
18483 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18484 range of the type, but default label is missing, add it with one
18485 of the existing labels instead of adding a new label for it.
18487 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18491 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18493 * Makefile.in (enable_plugin, plugin_includedir): New.
18494 (install): Depend on install-plugin.
18495 (PLUGIN_HEADERS): New.
18496 (install-plugin): New.
18497 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18499 2009-05-05 Richard Guenther <rguenther@suse.de>
18501 PR tree-optimization/40022
18502 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18504 (phivn_valid_p): Fix tuplification error, simplify.
18505 (phiprop_insert_phi): Add dumps.
18506 (propagate_with_phi): Simplify.
18508 2009-05-05 Richard Guenther <rguenther@suse.de>
18510 PR middle-end/40023
18511 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18513 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18515 * tree.h (strip_float_extensions): Remove duplicate declaration.
18516 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18517 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18518 block_ultimate_origin): Rearrange the declarations line to match the
18519 comment that indicates the .c file which the functions are defined.
18520 (dwarf2out_*, set_decl_rtl): Add comment.
18521 (get_base_address): Adjust comment.
18522 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18523 declarations line and add comment.
18524 (is_builtin_name): Add blank after function name, for clarity.
18526 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18528 * attribs.c (decl_attributes): Use %qE for identifiers in
18530 * cgraphunit.c (verify_cgraph_node): Translate function names to
18531 locale character set in diagnostics.
18532 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18534 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18535 Document that functions are named in UTF-8.
18536 * expr.c (expand_expr_real_1): Translate function names to locale
18537 character set in diagnostics.
18538 * gimplify.c (omp_notice_variable, omp_is_private,
18539 gimplify_scan_omp_clauses): Use %qE for identifiers in
18541 * langhooks.c (lhd_print_error_function): Translate function names
18542 to locale character set.
18543 * langhooks.h (decl_printable_name): Document that return value is
18544 in internal character set.
18545 * stmt.c: Include pretty-print.h
18546 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18548 (resolve_operand_name_1): Translate named operand name to locale
18550 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18552 * toplev.c (announce_function): Translate function names to locale
18554 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18555 (default_tree_printer): Use pp_identifier or translate identifiers
18556 to locale character set. Mark "<anonymous>" for translation.
18557 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18558 for identifiers in diagnostics.
18559 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18561 * varasm.c (output_constructor): Use %qE for identifiers in
18564 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18566 * configure.ac: use ` ` instead of $()
18567 * configure: Regenerate.
18569 2009-05-05 Ben Elliston <bje@au.ibm.com>
18571 * config/pa/linux-atomic.c: Eliminate conditional include of
18572 errno.h on non-LP64 systems to simplify build requirements.
18574 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18576 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18578 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18579 and pass value to identifier_to_locale.
18580 (warn_variable_length_array): Make name a tree.
18581 (grokdeclarator): Separate diagnostic texts for named and unnamed
18582 declarators. Use %qE for named declarators.
18583 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18585 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18586 identifiers in diagnostics.
18587 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18588 identifier_to_locale. Mark "anonymous" strings for translation.
18590 2009-05-04 Michael Eager <eager@eagercon.com>
18592 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18593 address for DImode/DFmode only if double-precision FP regs.
18595 2009-05-04 Michael Eager <eager@eagercon.com>
18597 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18598 TARGET_SINGLE_FLOAT check.
18600 2009-05-04 Michael Eager <eager@eagercon.com>
18602 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18604 2009-05-04 Michael Eager <eager@eagercon.com>
18606 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18607 * config/rs6000/t-xilinx: New
18609 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18611 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18612 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18613 * gcc/explow.c (memory_address): Use target hook.
18614 * gcc/targhooks.c (default_legitimize_address): New.
18615 * gcc/targhooks.h (default_legitimize_address): New.
18616 * gcc/target.h (legitimize_address): New.
18617 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18618 (TARGET_INITIALIZER): Include it.
18619 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18621 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18622 * config/bfin/bfin.c (legitimize_address): Remove.
18623 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18624 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18626 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18627 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18629 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18630 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18631 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18632 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18633 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18634 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18635 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18636 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18637 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18638 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18639 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18640 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18641 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18642 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18643 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18644 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18645 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18646 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18647 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18648 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18649 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18650 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18651 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18653 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18654 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18655 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18656 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18657 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18658 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18659 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18660 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18661 (thumb_legitimize_address): Delete.
18662 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18663 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18664 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18665 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18666 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18667 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18669 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18672 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18673 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18674 * config/m32r/m32r.c (m32r_legitimize_address): New.
18675 * config/m68k/m68k.c (m68k_legitimize_address): New.
18676 * config/score/score.c (score_legitimize_address): Standardize.
18677 * config/score/score3.c (score3_legitimize_address): Standardize.
18678 * config/score/score3.h (score3_legitimize_address): Adjust.
18679 * config/score/score7.c (score7_legitimize_address): Standardize.
18680 * config/score/score7.h (score7_legitimize_address): Adjust.
18681 * config/sh/sh.c (sh_legitimize_address): New.
18682 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18684 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18685 (s390_legitimize_address): ... this.
18686 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18687 (sparc_legitimize_address): ... this.
18688 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18689 (ix86_legitimize_address): ... this.
18690 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18691 (avr_legitimize_address): ... this.
18692 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18693 (mn10300_legitimize_address): ... this.
18694 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18695 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18696 (alpha_expand_mov): Adjust call.
18698 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18699 * config/spu/spu.c (spu_legitimize_address): Likewise.
18700 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18701 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18703 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18705 * intl.c (locale_encoding, locale_utf8): New.
18706 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18707 * intl.h (locale_encoding, locale_utf8): Declare.
18708 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18709 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18711 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18713 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18714 (pp_base_tree_identifier): Declare as function.
18715 (identifier_to_locale): Declare.
18716 * Makefile.in (pretty-print.o): Update dependencies.
18717 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18719 2009-05-04 Richard Guenther <rguenther@suse.de>
18721 PR middle-end/40015
18722 * builtins.c (fold_builtin_memory_op): Do not decay to element
18723 type if the size matches the whole array.
18725 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18727 * expmed.c (synth_mult): When trying out a shift, pass the result
18730 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18732 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18733 (shiftsub1_cost): New.
18734 (init_expmed): Compute shiftsub1_cost.
18735 (synth_mult): Optimize multiplications by constants of the form
18736 -(2^^m-1) for some constant positive integer m.
18738 2009-05-03 Richard Guenther <rguenther@suse.de>
18741 * c-typeck.c (array_to_pointer_conversion): Do not built
18742 ADDR_EXPRs of arrays of pointer-to-element type.
18743 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18744 up wrong ADDR_EXPRs after-the-fact.
18745 * c-common.c (strict_aliasing_warning): Strip pointer
18746 conversions for obtaining the original type.
18747 * builtins.c (fold_builtin_memset): Handle array types.
18748 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18751 2009-05-03 Richard Guenther <rguenther@suse.de>
18753 PR middle-end/23329
18754 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18755 Do not lose casts from array types with unknown extent to array
18756 types with known extent.
18757 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18758 alias set compatibility.
18760 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18762 * flags.h (extra_warnings): Delete.
18763 * toplev.c (process_options): Handle Wuninitialized here.
18764 * opts.c (extra_warnings): Delete.
18765 (set_Wextra): Delete.
18766 (common_handle_option): -Wextra can be handled automatically.
18767 * c-opts.c (c_common_handle_option): Delete obsolete code.
18768 (c_common_post_options): Simplify comment.
18769 * common.opt (W): Add Var.
18771 (Wuninitialized): Initialize to -1.
18773 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18774 Richard Guenther <rguenther@suse.de>
18776 * expr.c (get_def_for_expr): New function.
18777 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18778 SSA rather than trees.
18779 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18780 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18782 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18784 * c-common.c (reswords): Add _Imaginary.
18785 * c-common.c (enum rid): Add RID_IMAGINARY.
18787 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18789 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18790 Patch by Richard Guenther.
18792 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18794 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18795 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18796 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18797 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18798 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18799 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18800 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18801 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18802 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18803 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18804 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18805 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18806 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18807 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18808 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18809 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18810 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18811 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18813 2009-05-02 Richard Guenther <rguenther@suse.de>
18815 PR tree-optimization/39940
18816 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18819 2009-05-02 Richard Guenther <rguenther@suse.de>
18821 PR middle-end/40001
18822 * tree-ssa.c (execute_update_addresses_taken): Properly check
18823 if we can mark a variable DECL_GIMPLE_REG_P.
18824 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18825 back to the end of the function.
18826 (is_gimple_reg_type): Remove complex type special casing.
18827 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18830 2009-05-02 Ben Elliston <bje@au.ibm.com>
18832 * doc/collect2.texi (Collect2): Document search path behaviour
18833 when configured with --with-ld.
18835 2009-05-02 Jan Hubicka <jh@suse.cz>
18837 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18838 parameter; update callers.
18839 (coalesce_cost_edge): EH edges are costier because they needs
18840 splitting even if not critical and even more costier when there are
18841 multiple EH predecestors.
18843 2009-05-02 Jan Hubicka <jh@suse.cz>
18845 * except.c (remove_eh_handler_and_replace): Handle updating after
18846 removing TRY blocks.
18848 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18850 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18852 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18854 * varasm.c: Do not include c-pragma.h.
18855 * attribs.c: Do not incude c-common.h.
18857 2009-05-01 Michael Matz <matz@suse.de>
18859 * calls.c (initialize_argument_information): Handle SSA names like
18860 decls with a non MEM_P DECL_RTL.
18862 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18864 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18865 * ipa-utils.c: Likewise.
18866 * ipa-type-escape.c: Likewise.
18867 * cgraphunit.c Do not include c-common.h.
18868 * ipa-pure-const.c: Likewise.
18869 * tree-if-conv.c: Likewise.
18870 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18871 * ipa-struct-reorg.c: Likewise.
18872 * tree-nomudflap.c: Likewise.
18873 * tree-ssa-structalias.c: Likewise.
18875 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18877 * store-motion.c: Many cleanups to make this pass a first-class
18878 citizen instead of an appendix to gcse load motion. Add TODO list
18879 to make this pass faster/cleaner/better.
18881 (struct ls_expr): Post gcse.c-split cleanups.
18882 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18883 "stores" field to "avail_stores".
18884 (pre_ldst_mems): Rename to store_motion_mems.
18885 (pre_ldst_table): Rename to store_motion_mems_table.
18886 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18887 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18888 (ldst_entry): Rename to st_expr_entry, update users.
18889 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18890 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18891 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18893 (first_ls_expr): Rename to first_st_expr, update users.
18894 (next_ls_expr): Rename to next_st_expr, update users.
18895 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18896 fields properly for store motion instead of names inherited from load
18898 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18899 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18902 (ae_kill): Rename to st_kill, update users.
18903 (ae_gen): Rename to st_avloc, update users.
18904 (transp): Rename to st_transp, update users.
18905 (pre_insert_map): Rename to st_insert_map, update users.
18906 (pre_delete_map): Rename to st_delete_map, update users.
18907 (insert_store, build_store_vectors, free_store_memory,
18908 one_store_motion_pass): Update for abovementioned changes.
18910 (gcse_subst_count, gcse_create_count): Remove.
18911 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18912 and "n_stores_created", local variables.
18914 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18917 (regvec, compute_store_table_current_insn): Remove.
18918 (reg_set_info, reg_clear_last_set): Remove.
18919 (compute_store_table): Use DF caches instead of local dataflow
18922 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18924 * c-objc-common.c (c_tree_printer): Print identifiers with
18925 pp_identifier, not pp_string. Mark "({anonymous})" for
18927 * c-pretty-print.c (pp_c_ws_string): New.
18928 (pp_c_cv_qualifier, pp_c_type_specifier,
18929 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18930 pp_c_storage_class_specifier, pp_c_function_specifier,
18931 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18932 pp_c_primary_expression, pp_c_postfix_expression,
18933 pp_c_unary_expression, pp_c_shift_expression,
18934 pp_c_relational_expression, pp_c_equality_expression,
18935 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18936 use pp_string and pp_c_ws_string in place of pp_identifier and
18937 pp_c_identifier for non-identifiers. Mark English strings for
18939 * c-pretty-print.h (pp_c_ws_string): Declare.
18941 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18942 Roland McGrath <roland@redhat.com>
18944 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18945 (ENABLE_LD_BUILDID): New configuration option.
18946 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18947 (LINK_BUILDID_SPEC): New macro.
18948 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18950 * doc/install.texi: Document --enable-linker-build-id option.
18951 * configure: Rebuild.
18952 * config.in: Rebuild.
18954 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18956 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18957 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18958 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18959 MIPS_GP_SAVE_AREA_SIZE.
18960 * config/mips/mips.c (struct mips_frame_info): Update comment
18961 before arg_pointer_offset and hard_frame_pointer_offset.
18962 (mips_compute_frame_info): Update diagram before function: to
18963 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18964 indicate the position of frame_pointer_rtx with -fstack-protector and
18965 to show args_size. Don't allocate cprestore area for leaf functions
18966 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18968 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18970 2009-04-30 Michael Matz <matz@suse.de>
18972 PR tree-optimization/39955
18973 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18975 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18977 * ira.c (setup_cover_and_important_classes): Use safe macro
18978 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18980 * genpreds.c (write_tm_preds_h): Output suitable definition of
18981 REG_CLASS_FOR_CONSTRAINT.
18983 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18985 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18987 * bitmap.c (bitmap_descriptor): Likewise.
18988 * ggc-common.c (loc_descriptor): Likewise.
18989 * varray.c (varray_descriptor): Likewise.
18990 * vec.c (vec_descriptor): Likewise.
18992 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18994 * Makefile.in (dce.o): Add $(EXCEPT_H).
18995 * dce.c: Include except.h and delete redundant vector definitions.
18996 (deletable_insn_p): Return false for non-call insns that can throw
18999 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19001 * gcse.c (ae_gen): Remove.
19002 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19003 and make non-static function to make it available in store-motion.c.
19004 Update call sites with search-and-replace.
19005 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19006 extract_mentioned_regs, extract_mentioned_regs_helper,
19007 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19008 store_killed_in_insn, store_killed_after, store_killed_before,
19009 build_store_vectors, insert_insn_start_basic_block, insert-store,
19010 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19011 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19012 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19013 * store-motion.c: ...new file. Also copy data structures from gcse.c
19014 and clean up to remove parts not used by store motion.
19015 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19016 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19018 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19021 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19022 when optimizing for size.
19024 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19026 * gcse.c (gcse_constant_p): Fix typo in last change.
19028 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19030 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19032 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19034 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19036 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19038 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19039 CONST_HIGH_PART result.
19041 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19043 * config/avr/avr.c (initial_elimination_offset): Rename to
19044 avr_initial_elimination_offset.
19045 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19046 change return type to bool.
19047 (avr_can_eliminate): New function.
19048 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19049 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19050 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19051 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19052 avr_initial_elimination_offset.
19053 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19054 (avr_initial_elimination_offset): Define.
19056 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19057 Steven Bosscher <steven@gcc.gnu.org>
19059 PR rtl-optimization/39938
19060 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19061 * cfgrtl.c: Include insn-attr.h.
19062 (rest_of_pass_free_cfg): New function.
19063 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19064 * resource.c (init_resource_info): Remove call to df_analyze.
19066 2009-04-29 Richard Guenther <rguenther@suse.de>
19069 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19070 allow conversion to signed integers.
19072 2009-04-29 Richard Guenther <rguenther@suse.de>
19074 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19075 shifts of floating point vectors if the shift amount is
19076 a constant multiple of the element size.
19078 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19079 Michael Matz <matz@suse.de>
19081 PR middle-end/39927
19083 * tree-outof-ssa.c (emit_partition_copy): New function.
19084 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19085 insert_part_to_rtx_on_edge): Perform the partition base var
19086 copy using emit_partition_copy.
19087 (insert_value_copy_on_edge): Convert constants to the right mode.
19088 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19089 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19091 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19093 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19094 scan backwards to try to find a constant to initialize it.
19096 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19097 insn before the loop_end instruction, don't look past labels.
19099 2009-04-29 Richard Guenther <rguenther@suse.de>
19101 PR middle-end/39937
19102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19103 loose type conversions.
19104 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19105 stmts only if there are no uses of its definition.
19107 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19109 * config/bfin/bfin.h (splitting_loops): Declare.
19110 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19111 Reorder bit definitions to be ascending.
19112 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19113 * config/bfin/bfin.c (splitting_loops): New variable.
19114 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19115 (struct loop_info): Remove members INIT and LOOP_INIT.
19116 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19117 the LSETUP sequence. Allow LC to be loaded from any register, but
19118 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19119 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19121 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19122 of reload_completed.
19125 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19127 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19129 * Makefile.in (PLUGIN_VERSION_H): New.
19130 (OBJS-common): Remove plugin-version.o.
19131 (plugin.o): Depend on (PLUGIN_VERSION_H).
19132 (plugin-version.o): Remove.
19133 * configure: Regenerate
19134 * configure.ac: Create plugin-version.h.
19135 * gcc-plugin.h (plugin_gcc_version): Remove.
19136 (plugin_default_version_check): Change signature.
19137 * plugin-version.c: Remove.
19138 * plugin.c: Include plugin-version.h.
19139 (str_plugin_gcc_version_name): Remove.
19140 (try_init_one_plugin): Pass gcc version to plugin_init.
19141 (plugin_default_version_check): Both gcc and plugin versions are now
19144 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19146 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19147 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19148 Remove special case testing for last insn of inner loops. Don't fail
19149 if the loop ends with a jump, emit an extra nop instead.
19151 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19152 DREGS rather than comparing directly. Remove code that tries to
19153 account for latencies.
19155 2009-04-29 Richard Guenther <rguenther@suse.de>
19157 PR tree-optimization/39941
19158 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19159 eliminating an indirect call.
19161 2009-04-29 Richard Guenther <rguenther@suse.de>
19163 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19164 parameter. Allow invariants as base if !require_lvalue.
19165 (verify_gimple_assign_single): Adjust.
19167 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19169 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19170 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19171 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19172 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19173 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19175 * config/bfin/bfin.c (bfin_expand_builtin,
19176 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19178 2009-04-28 Richard Guenther <rguenther@suse.de>
19180 * tree-vect-loop.c (get_initial_def_for_induction): Use
19181 correct types for pointer increment.
19183 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19185 * toplev.c (print_version): Update GMP version string calculation.
19187 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19189 PR rtl-optimization/39938
19190 * resource.c (init_resource_info): Add call to df_analyze.
19192 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19194 * config/alpha/alpha.md (usegp): Cast the result of
19195 alpha_find_lo_sum_using_gp to enum attr_usegp.
19196 * config/alpha/alpha.c (override_options): Remove end-of-structure
19197 marker element from cpu_table. Use array size of cpu_table to handle
19198 -mcpu and -mtune options.
19199 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19201 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19203 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19204 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19205 tune_32 and tune_64.
19206 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19207 support on PowerPC.
19208 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19209 * config/rs6000/option-defaults.h: ... here. New file.
19210 (OPT_64, OPT_32): Define.
19211 (MASK_64BIT): Define to 0 if not already defined.
19212 (OPT_ARCH64, OPT_ARCH32): Define.
19213 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19216 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19218 * config/arm/arm.c (arm_override_options): Emit error on using
19221 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19223 PR rtl-optimization/39914
19224 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19225 registers for allocnos created from user-defined variables only
19226 when not optimizing.
19228 2009-04-28 Richard Guenther <rguenther@suse.de>
19230 PR middle-end/39937
19231 * fold-const.c (fold_binary): Use distribute_real_division only
19234 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19236 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19237 add hpux-stdint.h to tm_file.
19238 (hppa[12]*-*-hpux11*): Ditto.
19239 (ia64*-*-hpux*): Ditto.
19240 * config/hpux-stdint.h: New.
19241 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19242 __STDC_EXT__ for all compiles.
19243 * config/pa/pa-hpux.h: Ditto.
19244 * config/pa/pa-hpux10.h: Ditto.
19245 * config/pa/pa-hpux11.h: Ditto.
19247 2009-04-28 Catherine Moore <clm@codesourcery.com>
19249 * debug.h (set_name): Add comment.
19251 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19254 * config/darwin.c (machopic_gen_offset): Check
19255 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19256 * config/arm/arm.c (require_pic_register): Likewise.
19258 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19260 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19261 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19262 m32c_promote_prototypes): Delete.
19264 2009-04-28 Michael Matz <matz@suse.de>
19266 PR middle-end/39922
19267 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19270 2009-04-28 Richard Guenther <rguenther@suse.de>
19272 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19274 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19276 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19277 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19278 * config/arm/arm-tune.md: Regenerate.
19280 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19282 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19283 block if there are complex incoming edges.
19284 (sel_merge_blocks): Remove useless assert.
19285 (sel_redirect_edge_and_branch): Check that edge was redirected.
19286 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19287 (sel_find_rgns): Delete declaration.
19288 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19289 the region when it is not a preheader.
19291 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19294 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19296 2009-04-28 Richard Guenther <rguenther@suse.de>
19298 * tree.h (SSA_NAME_VALUE): Remove.
19299 (struct tree_ssa_name): Remove value_handle member.
19300 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19301 array for jump threading.
19302 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19304 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19305 * tree-flow.h (threadedge_initialize_values): Declare.
19306 (threadedge_finalize_values): Likewise.
19307 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19308 (SSA_NAME_VALUE): Define.
19309 (threadedge_initialize_values): New function.
19310 (threadedge_finalize_values): Likewise.
19311 * tree-ssa-dom.c (ssa_name_values): New global variable.
19312 (SSA_NAME_VALUE): Define.
19313 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19315 2009-04-28 Ira Rosen <irar@il.ibm.com>
19317 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19318 Use REPORT_VECTORIZED_LOCATIONS instead
19319 REPORT_VECTORIZED_LOOPS.
19320 * tree-vectorizer.c (vect_verbosity_level): Make static.
19321 (vect_loop_location): Rename to vect_location.
19322 (vect_set_verbosity_level): Update comment.
19323 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19325 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19326 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19327 instead REPORT_UNVECTORIZED_LOOPS.
19328 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19329 and vect_loop_def to vect_external_def and vect_internal_def.
19330 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19331 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19332 REPORT_UNVECTORIZED_LOCATIONS.
19333 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19334 and vect_used_in_loop and to vect_unused_in_scope and
19335 vect_used_in_scope.
19336 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19337 (vect_verbosity_level): Remove declaration.
19338 (vect_analyze_operations): Likewise.
19339 (vect_analyze_stmt): Declare.
19340 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19341 REPORT_UNVECTORIZED_LOCATIONS.
19342 (vect_get_loop_niters): Fix indentation.
19343 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19344 (vect_analyze_loop_operations): New function.
19345 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19346 vect_analyze_operations.
19347 (vect_is_simple_reduction): Use new names.
19348 (vectorizable_live_operation, vect_transform_loop): Likewise.
19349 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19350 to specify whether the data references can be a part of interleaving
19352 (vect_analyze_data_ref_dependence): Use new names.
19353 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19354 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19355 * tree-vect-patterns.c (widened_name_p): Use new names.
19356 (vect_recog_dot_prod_pattern): Likewise.
19357 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19358 (process_use, vect_mark_stmts_to_be_vectorized,
19359 vect_model_simple_cost, vect_model_store_cost,
19360 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19361 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19362 vectorizable_operation, vectorizable_type_demotion,
19363 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19364 vectorizable_condition): Likewise.
19365 (vect_analyze_operations): Split into vect_analyze_loop_operations
19367 (vect_analyze_stmt): ... new function.
19368 (new_stmt_vec_info): Use new names.
19369 (vect_is_simple_use): Use new names and fix comment.
19370 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19371 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19373 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19376 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19377 and integer modes for x87 operands. Do not ICE for unsupported size,
19378 generate error instead. Generate error for unsupported operand types.
19379 ['z']: Do not handle HImode memory operands specially. Warning
19380 for floating-point operands. Fallthru to 'Z' for unsupported operand
19381 types. Do not ICE for unsupported size, generate error instead.
19382 (output_387_binary_op): Use %Z to output operands.
19383 (output_fp_compare): Ditto.
19384 (output_387_reg_move): Ditto.
19386 2009-04-28 Ben Elliston <bje@au.ibm.com>
19391 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19393 * builtins.c (c_strlen): Do not warn here.
19394 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19395 * c-common.c (pointer_int_sum): Take an explicit location.
19396 Warn about offsets out of bounds.
19397 * c-common.h (pointer_int_sum): Adjust declaration.
19399 2009-04-27 Ian Lance Taylor <iant@google.com>
19401 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19403 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19404 * df-core.c (df_set_flags): Change return type to int. Change
19405 type of old_flags to int.
19406 (df_clear_flags): Likewise.
19407 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19408 (df_get_conditional_uses): Likewise.
19409 * df.h (df_set_flags, df_clear_flags): Update declarations.
19410 * dwarf2out.c (struct indirect_string_node): Change type of form
19411 field to enum dwarf_form.
19412 (AT_string_form): Change return type to enum dwarf_form.
19413 * fixed-value.c (fixed_compare): Add cast to enum type.
19414 * fwprop.c (update_df): Change 0 to VOIDmode.
19415 * gensupport.c: Change 0 to UNKNOWN.
19416 * gimple.h (gimple_cond_code): Add cast to enum type.
19417 * haifa-sched.c (reemit_notes): Add cast to enum type.
19418 * hooks.c (hook_int_void_no_regs): Remove function.
19419 * hooks.h (hook_int_void_no_regs): Remove declaration.
19420 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19421 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19422 * real.c (real_arithmetic): Add cast to enum type.
19423 (real_compare): Likewise.
19424 * target.h (struct gcc_target): Change return type of
19425 branch_target_register_class to enum reg_class.
19426 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19427 default_branch_target_register_class.
19428 * targhooks.c (default_branch_target_register_class): New function.
19429 * targhooks.h (default_branch_target_register_class): Declare.
19430 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19431 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19433 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19435 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19436 vect_uninitialized_def. Change 0 to ERROR_MARK.
19437 * tree-vect-stmts.c (supportable_widening_operation): Don't
19438 initialize icode1 and icode2.
19439 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19440 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19442 (cmn_err_flag_specs): Change 0 to STD_C89.
19443 (cmn_err_char_table): Likewise.
19444 * config/arm/arm.c (get_arm_condition_code): Change type of code
19445 to enum arm_cond_code.
19446 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19447 (IWMMXT_BUILTIN2): Likewise.
19448 (neon_builtin_type_bits): Don't define typedef.
19449 (neon_builtin_datum): Change type of bits field to int.
19450 (arm_expand_neon_args): Add cast to enum type.
19451 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19453 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19454 casts to enum type.
19455 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19457 * config/mips/mips.md (jal_macro): Return enum constant.
19458 (single_insn): Likewise.
19459 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19461 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19462 casts to enum type.
19463 * config/s390/s390.c (s390_tune_flags): Change type to int.
19464 (s390_arch_flags): Likewise.
19465 (s390_handle_arch_option): Change flags field of struct pta to int.
19466 * config/s390/s390.h (s390_tune_flags): Update declaration.
19467 (s390_arch_flags): Likewise.
19468 * config/sh/sh.c (prepare_move_operands): Compare
19469 tls_symbolic_operand result with enum constant.
19470 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19471 (sh_expand_prologue): Add cast to enum type.
19472 (sh_expand_epilogue): Likewise.
19473 (tls_symbolic_operand): Change return type to enum tls_model.
19474 (fpscr_set_from_mem): Add cast to enum type.
19475 (legitimize_pic_address): Compare tls_symbolic_operand result with
19477 (sh_target_reg_class): Change return type to enum reg_class.
19478 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19480 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19481 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19482 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19483 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19484 (delayed_branch, tls_call_delay): Likewise.
19485 (eligible_for_sibcall_delay): Likewise.
19486 (eligible_for_return_delay): Likewise.
19487 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19488 (spu_expand_builtin_1): Likewise.
19490 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19491 for all types of conversions.
19492 (output_init_element): Issue -Wc++-compat warning if needed when
19493 initializing a bitfield with enum type.
19494 * c-parser.c (c_parser_expression): Set original_type to
19495 original_type of right hand operand of comma operator.
19497 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19499 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19501 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19502 * doc/cpp.texi (Standard Predefined Macros)
19503 (Implementation-defined behavior): Likewise.
19504 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19505 * doc/gimple.texi (GIMPLE Exception Handling)
19506 (@code{GIMPLE_ASSIGN}): Likewise.
19507 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19508 * doc/invoke.texi (Warning Options, Optimize Options)
19509 (AVR Options, Darwin Options): Likewise.
19510 (Optimize Options): Reformulate -fwhole-program description.
19511 * doc/loop.texi (Lambda): Likewise.
19512 * doc/md.texi (Output Template, Define Constraints)
19513 (Standard Names, Insn Splitting): Likewise.
19514 * doc/options.texi (Option properties): Likewise.
19515 * doc/passes.texi (Tree-SSA passes): Likewise.
19516 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19517 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19518 (File Names and DBX): Likewise.
19519 * doc/trouble.texi (Incompatibilities): Likewise.
19521 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19523 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19524 instruction is correct.
19526 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19528 Allow non-constant arguments to conversion intrinsics.
19529 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19530 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19531 * spu.c (print_operand): Handle 'v' and 'w'.
19532 (exp2_immediate_p, spu_gen_exp2): Define.
19533 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19534 spu_convtf_1): Update parameter descriptions.
19535 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19536 * constraints.md ('v', 'w'): New.
19537 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19539 (i2f, I2F): New define_mode_attr.
19540 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19541 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19542 fixuns_truncv4sfv4si2): Update to use mode attribute.
19543 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19544 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19545 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19546 patterns for combine.
19548 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19550 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19551 (cprop, hoist, pre, store_motion): New debug counters.
19552 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19553 is not an RTL pass anymore.
19554 (pass_profiling): Remove extern decl for pass removed in 2005.
19555 (pass_gcse, pass_jump_bypass): Remove.
19556 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19557 to 0 for clean state.
19558 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19559 * cse.c (gate_handle_cse_after_global_opts,
19560 rest_of_handle_cse_after_global_opts): New functions.
19561 (pass_cse_after_global_opts): New pass, does local CSE.
19562 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19563 (TV_CPROP): New timevar.
19564 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19565 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19566 (gcse_main, recompute_all_luids): Remove.
19567 (compute_hash_table_work): Call max_reg_num instead of reading
19569 (cprop_jump): Don't set run_jump_opt_after_gcse.
19570 (constprop_register): Always allow to alter jumps.
19571 (cprop_insn): Likewise.
19572 (do_local_cprop): Likewise.
19573 (local_cprop_pass): Likewise. Return non-zero if something changed.
19574 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19575 (find_implicit_sets): Add note about missed optimization opportunity.
19576 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19577 pass_rtl_cprop execute function.
19578 Don't bother tracking the pass number, each pass gets its own dumpfile
19580 Always allow to alter jumpsand bypass jumps.
19581 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19582 will just find no suitable set.
19583 (pre_edge_insert): Fix dumping, this function is for PRE only.
19584 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19585 pass_rtl_pre execute function.
19586 (hoist_code): Return non-zero if something changed. Keep track of
19587 substitutions and insertions for statistics gathering similar to PRE.
19588 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19589 called from the pass_rtl_hoist execute function. Show pass statistics.
19590 (compute_store_table): Use max_reg_num directly instead of using the
19591 formerly global max_gcse_regno.
19592 (build_store_vectors): Likewise.
19593 (replace_store_insn): Fix dumping.
19594 (store_motion): Rename to ...
19595 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19596 pass, called from the pass_rtl_store_motion execute function. Keep
19597 track of substitutions and insertions for statistics gathering similar
19599 (bypass_jumps): Remove, fold interesting bits into ...
19600 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19601 from the pass_rtl_cprop execute function.
19602 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19603 pass_jump_bypass): Remove.
19604 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19605 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19606 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19607 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19608 (gate_rtl_store_motion, execute_rtl_store_motion,
19609 pass_rtl_store_motion): New.
19610 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19611 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19612 * passes.c (init_optimization_passes): Remove pass_gcse and
19613 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19614 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19615 instead of pass_jump_bypass.
19617 2009-04-27 Richard Guenther <rguenther@suse.de>
19619 PR middle-end/39928
19620 * gimplify.c (gimplify_expr): If we are required to create
19621 a temporary make sure it ends up as register.
19623 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19626 * config/i386/i386.c (construct_container): Don't call
19627 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19628 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19630 2009-04-27 Michael Matz <matz@suse.de>
19632 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19633 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19634 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19635 (dump_replaceable_exprs): Take a bitmap.
19636 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19638 (expand_gimple_basic_block): Likewise.
19639 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19640 replaceable_expressions member a bitmap.
19641 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19642 (mark_replaceable): Likewise.
19643 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19644 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19646 2009-04-27 Richard Guenther <rguenther@suse.de>
19648 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19649 (verify_stmts): Dispatch to gimple/type verification code.
19650 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19651 issue with call argument types.
19653 2009-04-27 Michael Matz <matz@suse.de>
19655 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19656 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19659 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19660 Eric Botcazou <ebotcazou@adacore.com>
19662 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19663 a label's basic block.
19664 (mark_target_live_regs): Tidy and rework obsolete comments.
19665 Change back DF problem to LIVE. If a label starts a basic block,
19666 assume that all registers that used to be live then still are.
19667 (init_resource_info): If a label starts a basic block, set its
19668 BLOCK_FOR_INSN accordingly.
19669 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19671 2009-04-27 Richard Guenther <rguenther@suse.de>
19673 * tree-flow-inline.h (function_ann): Remove.
19674 (get_function_ann): Likewise.
19675 * tree-dfa.c (create_function_ann): Remove.
19676 * tree-flow.h (struct static_var_ann_d): Remove.
19677 (struct function_ann_d): Likewise.
19678 (union tree_ann_d): Remove fdecl member.
19679 (function_ann_t): Remove.
19680 (function_ann, get_function_ann, create_function_ann): Remove
19683 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19685 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19687 2009-04-27 Jan Hubicka <jh@suse.cz>
19689 * ipa-pure-const.c (struct funct_state_d): New fields
19690 state_previously_known, looping_previously_known; remove
19691 state_set_in_source.
19692 (analyze_function): Use new fields.
19693 (propagate): Avoid assumption that state_set_in_source imply
19696 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19697 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19698 * cfgloop.h (finite_loop_p): Declare.
19700 2009-04-26 Michael Matz <matz@suse.de>
19702 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19704 2009-04-26 Michael Matz <matz@suse.de>
19706 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19707 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19708 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19709 pass_mark_used_blocks): Remove.
19710 * tree-optimize.c (pass_free_datastructures,
19711 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19712 * passes.c (init_optimization_passes): Don't call
19713 pass_mark_used_blocks, remove dead code.
19715 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19717 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19718 * tree-ssa-live.h (register_ssa_partition): Likewise.
19720 2009-04-26 Michael Matz <matz@suse.de>
19723 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19724 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19725 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19727 (compare_pairs): Swap cost comparison.
19728 (coalesce_ssa_name): Don't use change_partition_var.
19729 * tree-nrv.c (struct nrv_data): Add modified member.
19730 (finalize_nrv_r): Set it.
19731 (tree_nrv): Use it to update statements.
19732 (pass_nrv): Require PROP_ssa.
19733 * tree-mudflap.c (mf_decl_cache_locals,
19734 mf_build_check_statement_for): Use make_rename_temp.
19735 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19736 * alias.c (find_base_decl): Handle SSA names.
19737 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19738 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19739 * rtl.h (set_reg_attrs_for_parm): Declare.
19740 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19741 to "optimized", remove unused locals at finish.
19742 (execute_free_datastructures): Make global, call
19743 delete_tree_cfg_annotations.
19744 (execute_free_cfg_annotations): Don't call
19745 delete_tree_cfg_annotations.
19747 * ssaexpand.h: New file.
19748 * expr.c (toplevel): Include ssaexpand.h.
19749 (expand_assignment): Handle SSA names the same as register variables.
19750 (expand_expr_real_1): Expand SSA names.
19751 * cfgexpand.c (toplevel): Include ssaexpand.h.
19752 (SA): New global variable.
19753 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19754 (SSAVAR): New macro.
19755 (set_rtl): New helper function.
19756 (add_stack_var): Deal with SSA names, use set_rtl.
19757 (expand_one_stack_var_at): Likewise.
19758 (expand_one_stack_var): Deal with SSA names.
19759 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19760 before unique numbers.
19761 (expand_stack_vars): Use set_rtl.
19762 (expand_one_var): Accept SSA names, add asserts for them, feed them
19763 to above subroutines.
19764 (expand_used_vars): Expand all partitions (without default defs),
19765 then only the local decls (ignoring those expanded already).
19766 (expand_gimple_cond): Remove edges when jumpif() expands an
19767 unconditional jump.
19768 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19769 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19771 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19772 members of SA; deal with PARM_DECL partitions here; expand
19773 all PHI nodes, free tree datastructures and SA. Commit instructions
19774 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19775 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19776 info and statements at start, collect garbage at finish.
19777 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19778 (VAR_ANN_PARTITION) Remove.
19779 (change_partition_var): Don't declare.
19780 (partition_to_var): Always return SSA names.
19781 (var_to_partition): Only accept SSA names.
19782 (register_ssa_partition): Only check argument.
19783 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19785 (delete_var_map): Don't free it.
19786 (var_union): Only accept SSA names, simplify.
19787 (partition_view_init): Mark only useful SSA names as used.
19788 (partition_view_fini): Only deal with SSA names.
19789 (change_partition_var): Remove.
19790 (dump_var_map): Use ssa_name instead of partition_to_var member.
19791 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19793 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19794 (struct _elim_graph): New member const_dests; nodes member vector of
19796 (set_location_for_edge): New static helper.
19797 (create_temp): Remove.
19798 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19799 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19800 (new_elim_graph): Allocate const_dests member.
19801 (clean_elim_graph): Truncate const_dests member.
19802 (delete_elim_graph): Free const_dests member.
19803 (elim_graph_size): Adapt to new type of nodes member.
19804 (elim_graph_add_node): Likewise.
19805 (eliminate_name): Likewise.
19806 (eliminate_build): Don't take basic block argument, deal only with
19807 partition numbers, not variables.
19808 (get_temp_reg): New static helper.
19809 (elim_create): Use it, deal with RTL temporaries instead of trees.
19810 (eliminate_phi): Adjust all calls to new signature.
19811 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19812 (rewrite_trees): Only do checking.
19813 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19814 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19815 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19816 contains_tree_r, MAX_STMTS_IN_LATCH,
19817 process_single_block_loop_latch, analyze_edges_for_bb,
19818 perform_edge_inserts): Remove.
19819 (expand_phi_nodes): New global function.
19820 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19821 functions, initialize new parameter, remember partitions having a
19823 (finish_out_of_ssa): New global function.
19824 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19825 don't reset in_ssa_p here, don't disable TER when mudflap.
19826 (pass_del_ssa): Remove.
19827 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19829 (execute_free_datastructures): Declare.
19830 * Makefile.in (SSAEXPAND_H): New variable.
19831 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19832 * basic-block.h (commit_one_edge_insertion): Declare.
19833 * passes.c (init_optimization_passes): Move pass_nrv and
19834 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19835 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19836 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19837 (redirect_branch_edge): Deal with super block when expanding, split
19838 out jump patching itself into ...
19839 (patch_jump_insn): ... here, new static helper.
19841 2009-04-26 Michael Matz <matz@suse.de>
19843 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19844 beyond num_ssa_names.
19845 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19846 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19848 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19850 PR inline-asm/39543
19851 * fwprop.c (forward_propagate_asm): New function.
19852 (forward_propagate_and_simplify): Propagate also into __asm, if it
19853 doesn't increase the number of referenced registers.
19856 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19858 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19860 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19861 note_nonlocal_vla_type for nonlocal VLAs.
19862 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19863 contains_remapped_vars, remap_vla_decls): New functions.
19864 (convert_nonlocal_reference_stmt): If not optimizing, call
19865 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19866 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19867 if it wasn't found in var_map.
19868 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19869 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19870 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19872 * gimplify.c (nonlocal_vlas): New variable.
19873 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19875 (gimplify_body): Create and destroy nonlocal_vlas.
19877 * dwarf2out.c (loc_descr_plus_const): New function.
19878 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19879 mem_loc_descriptor, loc_descriptor_from_tree_1,
19880 descr_info_loc, gen_variable_die): Use it.
19882 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19883 !TREE_STATIC VAR_DECLs.
19884 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19885 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19886 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19887 DECL_BY_REFERENCE is valid.
19888 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19889 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19890 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19891 Copy DECL_BY_REFERENCE.
19892 (struct nesting_copy_body_data): New type.
19893 (nesting_copy_decl): New function.
19894 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19895 if they have variable length.
19897 2009-04-26 Michael Matz <matz@suse.de>
19899 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19900 mark new temporaries for renaming.
19902 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19905 * c-decl.c (global_bindings_p): Return negative value.
19906 (c_variable_size): New. Based on variable_size from
19908 (grokdeclarator): Call c_variable_size not variable_size.
19910 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19912 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19914 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19916 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19917 Redefine it to just use mingw/include.
19918 (ASM_SPEC): Rules for -m32 and -m64.
19919 (LINK_SPEC): Use Likewise.
19920 (SPEC_32): New define.
19921 (SPEC_64): Likewise.
19922 (SUB_LINK_SPEC): Likewise.
19923 (MULTILIB_DEFAULTS): New define.
19924 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19925 Add multilib options.
19926 (MULTILIB_DIRNAMES): Likewise.
19927 (MULTILIB_OSDIRNAMES): Likewise.
19928 (LIBGCC): Likewise.
19929 (INSTALL_LIBGCC): Likewise.
19931 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19934 * c-tree.h (enum c_inline_static_type): New.
19935 (record_inline_static): Declare.
19936 * c-decl.c (struct c_inline_static, c_inline_statics,
19937 record_inline_static, check_inline_statics): New.
19938 (pop_file_scope): Call check_inline_statics.
19939 (start_decl): Call record_inline_static instead of pedwarning
19940 directly for static in inline function.
19941 * c-typeck.c (build_external_ref): Call record_inline_static
19942 instead of pedwarning directly for static referenced in inline
19945 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19947 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19948 not new but only being rescanned.
19949 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19950 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19951 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19952 record_set_info, compute_set, grealloc): Remove.
19953 (recompute_all_luids): New function.
19954 (gcse_main): Don't compute sets, and don't do related memory
19955 allocations/free-ing. If something changed before the end of the
19956 pass, update LUIDs using recompute_all_luids.
19957 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19958 (free_gcse_mem): Don't free it either.
19959 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19960 Use the df insn LUIDs.
19961 (load_killed_in_block): Likewise.
19962 (compute_hash_table_work): Don't compute reg_set_in_block.
19963 (compute_transp): Use DF_REG_DEF_CHAINs.
19964 (local_cprop_pass): Don't use compute_sets and related functions.
19965 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19966 Use get_max_uid() instead of max_cuid.
19967 (insert_insn_end_basic_block, pre_insert_copy_insn,
19968 update_ld_motion_stores): Don't try to
19969 keep reg_set tables up to date.
19970 (pre_insert_copies): Use df insn LUIDs.
19971 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19972 (reg_set_info): Don't use extra bitmap argument.
19973 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19974 information to compute regs_set_in_block.
19975 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19976 (bypass_jumps): Don't use compute_sets and friends.
19978 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19981 * opts.c (undocumented_msg): Do not leave blank even with
19984 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19986 * c-decl.c (build_enumerator): Allow values folding to integer
19987 constants but not integer constant expressions with a pedwarn if
19990 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19993 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19994 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19995 type is an integer constant.
19997 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20000 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20003 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20006 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20007 with variably modified return type and no storage class
20008 specifiers, except for the case of nested functions. Distinguish
20009 extern declarations of functions with variably modified return
20010 types from those of objects with variably modified types.
20012 2009-04-25 Jan Hubicka <jh@suse.cz>
20014 * tree.c (list_equal_p): New function.
20015 * tree.h (list_equal_p): Declare.
20016 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20017 basic_block_def, basic_block, const_basic_block): New.
20018 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20019 (redirect_eh_edge): New function.
20020 (make_eh_edge_update_phi): EH edges are not abnormal.
20021 * except.c: Include tree-flow.h.
20022 (list_match): New function.
20023 (eh_region_replaceable_by_p): New function.
20024 (replace_region): New function.
20025 (hash_type_list): New function.
20026 (hash_eh_region): New function.
20027 (eh_regions_equal_p): New function.
20028 (merge_peers): New function.
20029 (remove_unreachable_regions): Verify EH tree when checking;
20031 (copy_eh_region_1): New function.
20032 (copy_eh_region): New function.
20033 (push_reachable_handler): New function.
20034 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20035 regions without label but with live RESX.
20036 * except.h (redirect_eh_edge_to_label): New.
20037 * tree-flow.h (redirect_eh_edge): New.
20038 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20039 basic_block_def, basic_block, const_basic_block): Remove.
20040 * Makefile.in (except.o): Add dependency on tree-flow.h
20041 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20042 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20045 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20048 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20049 on the destination of memcpy.
20051 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20053 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20054 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20055 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20057 2009-04-25 Jan Hubicka <jh@suse.cz>
20059 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20060 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20061 to be reached by different label than left.
20062 (update_eh_edges): Update comment; remove edge_to_remove if possible
20063 and return true if suceeded.
20064 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20065 (cleanup_eh): Compute sharing map.
20066 * except.c (remove_eh_handler_and_replace): Add argument if we should
20068 (remove_unreachable_regions): Update for label sharing.
20069 (label_to_region_map): Likewise.
20070 (get_next_region_sharing_label): New function.
20071 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20073 (remove_eh_handler): Update.
20074 (remove_eh_region_and_replace_by_outer_of): New function.
20075 * except.h (struct eh_region): Add next_region_sharing_label.
20076 (remove_eh_region_and_replace_by_outer_of,
20077 get_next_region_sharing_label): Declare.
20078 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20080 2009-04-25 Jan Hubicka <jh@suse.cz>
20082 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20083 insert code even if they are not critical.
20085 2009-04-25 Jan Hubicka <jh@suse.cz>
20087 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20088 (gimple_can_remove_branch_p): EH edges won't remove branch by
20090 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20091 updating of non-abnormal EH edges.
20092 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20093 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20094 (split_critical_edges): Split also edges where emitting code on them
20095 will lead to splitting later.
20097 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20098 H.J. Lu <hongjiu.lu@intel.com>
20101 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20102 the configured assembler supports fildq and fistpq mnemonics.
20103 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20104 * configure: Regenerated.
20105 * config.in: Ditto.
20107 * config/i386/i386.c (print_operand): Handle 'Z'.
20108 ['z']: Remove handling of special fild/fist suffixes.
20109 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20110 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20111 suffix of fild insn.
20112 (*floatsi<mode>2_vector_mixed): Ditto.
20113 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20114 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20115 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20116 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20117 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20119 2009-04-25 Ben Elliston <bje@au.ibm.com>
20121 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20122 the source of a set operation.
20124 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20126 * target.h (struct gcc_target): Add case_values_threshold field.
20127 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20128 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20129 * targhooks.c (default_case_values_threshold): New function.
20130 * targhooks.h (default_case_values_threshold): Declare function.
20131 * stmt.c (expand_case): Use case_values_threshold target hook.
20132 * expr.h (case_values_threshold): Remove declartation.
20133 * expr.c (case_values_threshold): Remove function.
20134 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20136 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20137 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20138 (avr_case_values_threshold): Declare as static.
20139 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20141 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20142 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20143 (mn10300_case_values_threshold): New function.
20145 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20147 * ira.c (setup_cover_and_important_classes): Add enum cast.
20149 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20151 * genpreds.c (write_enum_constraint_num): Output definition of
20152 CONSTRAINT_NUM_DEFINED_P macro.
20153 * ira.c (setup_cover_and_important_classes): Use
20154 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20156 2009-04-24 DJ Delorie <dj@redhat.com>
20158 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20159 __SH2A_SINGLE_ONLY__ also.
20161 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20163 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20164 (movdf_internal): Ditto.
20165 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20166 SFmode and DFmode constants.
20167 (ia64_print_operand): Add 'G' format for printing
20168 floating point constants.
20170 2009-04-24 Richard Guenther <rguenther@suse.de>
20172 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20173 from unsigned additions.
20175 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20177 * c-typeck.c (set_init_index): Allow array designators that are
20178 not integer constant expressions with a pedwarn if pedantic.
20180 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20182 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20183 zero if no overlap in nonzero bits between the operands.
20185 2009-04-24 Ian Lance Taylor <iant@google.com>
20187 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20188 (record_dead_and_set_regs): Likewise.
20189 * df.h (struct df_mw_hardreg): Change flags field to int.
20190 (struct df_base_ref): Likewise.
20191 (struct df): Change changeable_flags field to int.
20192 * df-scan.c (df_defs_record): Change clobber_flags to int.
20193 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20194 constants rather than #define macros.
20195 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20196 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20197 (enum dwarf_calling_convention): Likewise.
20198 (enum dwarf_line_number_x_ops): Likewise.
20199 (enum dwarf_call_frame_info): Likewise.
20200 (enum dwarf_source_language): Likewise.
20201 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20202 (add_calling_convention_attribute): Likewise.
20203 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20204 (combine_comparisons): Change compcode to int. Add cast to enum type.
20205 * genrecog.c (maybe_both_true_2): Change c to int.
20206 (write_switch): Likewise. Add cast to enum type.
20207 * gimplify.c (gimplify_omp_for): Handle return values from
20208 gimplify_expr using MIN rather than bitwise or.
20209 (gimplify_expr): Add cast to enum type.
20210 * ipa-prop.c (update_jump_functions_after_inlining): Change
20211 IPA_BOTTOM to IPA_JF_UNKNOWN.
20212 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20213 Add casts to enum type.
20214 (setup_cover_and_important_classes): Change cl to int. Add casts
20216 (setup_class_translate): Change cl and mode to int.
20217 (ira_init_once): Change mode to int.
20218 (free_register_move_costs): Likewise.
20219 (setup_prohibited_mode_move_regs): Add casts to enum type.
20220 * langhooks.c (add_builtin_function_common): Rework assertion that
20221 value fits bitfield.
20222 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20223 * omega.c (omega_do_elimination): Avoid math on enum types.
20224 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20225 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20226 int local to handle integral_argment value.
20227 * regmove.c (try_auto_increment): Change PUT_MODE to
20229 * reload.c (push_secondary_reload): Add casts to enum type.
20230 (secondary_reload_class, find_valid_class): Likewise.
20231 * reload1.c (emit_input_reload_insns): Likewise.
20232 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20233 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20234 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20236 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20237 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20239 (expand_complex_libcall): Add casts to enum type.
20240 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20241 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20242 with ERROR_MARK, not NUM_TREE_CODES.
20243 (vect_create_epilog_for_reduction): Likewise.
20244 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20245 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20246 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20248 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20249 vect_unused_in_loop. Change 0 to loop_vect.
20250 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20251 * var-tracking.c (get_init_value): Change return type to enum
20253 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20254 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20256 (arm_override_options): Add casts to enum type.
20257 (arm_emit_tls_decoration): Likewise.
20258 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20260 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20261 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20262 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20264 * config/s390/s390.c (code_for_builtin_64): Change to array of
20266 (code_for_builtin_31): Likewise.
20267 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20269 * config/sparc/sparc.c (sparc_override_options): Change value
20270 field in struct code_model to enum cmodel. In initializer change
20271 0 to NULL and add cast to enum type.
20273 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20274 Change all callers. Issue a -Wc++-compat warning using
20275 lhs_origtype if necessary.
20276 (convert_for_assignment): Issue -Wc++-compat warnings about
20277 invalid conversions to enum type on assignment.
20278 * c-common.h (build_modify_expr): Update declaration.
20280 2009-04-24 Nick Clifton <nickc@redhat.com>
20282 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20283 (function_arg_advance): Likewise.
20284 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20287 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20289 * config/s390/constraints.md ('I', 'J'): Fix condition.
20291 2009-04-24 Diego Novillo <dnovillo@google.com>
20293 * gengtype-parse.c (parse_error): Add newline after message.
20295 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20297 * config/i386/sse.md (avxmodesuffixs): Removed.
20298 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20299 (*avx_pinsr<ssevecsize>): This.
20301 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20303 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20304 follow chains of regs with a single definition, and allow expressions
20305 that are function_invariant_p.
20306 (simple_rhs_p): Allow expressions that are function_invariant_p.
20308 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20310 PR middle-end/39867
20311 * fold-const.c (fold_cond_expr_with_comparison): When folding
20312 > and >= to MAX, make sure the MAX uses the same type as the
20313 comparison's operands.
20315 2009-04-24 Nick Clifton <nickc@redhat.com>
20317 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20318 addressing for DImode accesses.
20319 (frv_print_operand_address): Handle PLUS case.
20320 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20322 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20324 PR rtl-optimization/39794
20325 * alias.c (canon_true_dependence): Add x_addr argument.
20326 * rtl.h (canon_true_dependence): Adjust prototype.
20327 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20328 * cselib.c (cselib_invalidate_mem): Likewise.
20329 * gcse.c (compute_transp): Likewise.
20330 * dse.c (scan_reads_nospill): Likewise.
20331 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20332 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20333 canon_base_addr of the group, plus optional offset.
20334 (struct group_info): Rename canon_base_mem to
20336 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20337 canon_rtx of base_mem.
20339 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20341 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20342 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20344 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20346 * config/spu/spu-builtins.h: Delete file.
20348 * config/spu/spu.h (enum spu_builtin_type): Move here from
20350 (struct spu_builtin_description): Likewise. Add GTY marker.
20351 Do not use enum spu_function_code or enum insn_code.
20352 (spu_builtins): Add extern declaration.
20354 * config/spu/spu.c: Do not include "spu-builtins.h".
20355 (enum spu_function_code, enum spu_builtin_type_index,
20356 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20357 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20358 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20359 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20360 (spu_builtin_types): Make static. Add GTY marker.
20361 (spu_builtins): Add extern declaration with GTY marker.
20362 Include "gt-spu.h".
20364 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20365 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20366 Check programmatically whether all parameters are scalar.
20368 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20370 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20372 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20373 assignment from the constructor either if the target is volatile.
20375 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20377 * config/arm/arm.md (insv): Do not share operands[0].
20379 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20381 * config/vxlib-tls.c (active_tls_threads): Delete.
20382 (delete_hook_installed): New.
20383 (tls_delete_hook): Don't delete the delete hook.
20384 (tls_destructor): Delete it here.
20385 (__gthread_set_specific): Adjust installing the delete hook.
20386 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20387 __gthread_leave_tsd_dtor_context.
20389 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20391 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20393 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20395 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20397 (alpha_rtx_costs): Ditto.
20398 (emit_unlikely_jump): Use add_reg_note.
20399 (emit_frame_store_1): Ditto.
20400 (alpha_expand_prologue): Ditto.
20401 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20402 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20404 2009-04-23 Nick Clifton <nickc@redhat.com>
20406 * config/v850/v850.md (epilogue): Remove suppressed code.
20407 (return): Rename to return_simple and remove test of frame size.
20408 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20409 to gen_return_simple.
20411 2009-04-22 Jing Yu <jingyu@google.com>
20414 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20416 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20419 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20420 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20421 value is a VECTOR_CST, the element type is the element type of the
20424 2009-04-22 DJ Delorie <dj@redhat.com>
20426 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20428 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20430 * alias.c (find_base_term): Move around LO_SUM case, so that
20431 CONST falls through into PLUS/MINUS handling.
20434 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20435 into 0, use omit_one_operand.
20437 2009-04-23 Ben Elliston <bje@au.ibm.com>
20439 * config/rs6000/linux-unwind.h (get_regs): Remove type
20440 puns. Change the type of `pc' to an array of unsigned ints and
20441 update all users. Constify frame24.
20443 2009-04-22 DJ Delorie <dj@redhat.com>
20445 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20446 declarations before code.
20447 (current_function_special_page_vector): Likewise.
20448 (m32c_expand_insv): Silence a warning.
20450 2009-04-21 Taras Glek <tglek@mozilla.com>
20452 * alias.c: Update GTY annotations to new syntax.
20453 * basic-block.h: Likewise.
20454 * bitmap.h: Likewise.
20455 * c-common.h: Likewise.
20456 * c-decl.c: Likewise.
20457 * c-parser.c: Likewise.
20458 * c-pragma.c: Likewise.
20459 * c-tree.h: Likewise.
20460 * cfgloop.h: Likewise.
20461 * cgraph.h: Likewise.
20462 * config/alpha/alpha.c: Likewise.
20463 * config/arm/arm.h: Likewise.
20464 * config/avr/avr.h: Likewise.
20465 * config/bfin/bfin.c: Likewise.
20466 * config/cris/cris.c: Likewise.
20467 * config/darwin.c: Likewise.
20468 * config/frv/frv.c: Likewise.
20469 * config/i386/i386.c: Likewise.
20470 * config/i386/i386.h: Likewise.
20471 * config/i386/winnt.c: Likewise.
20472 * config/ia64/ia64.h: Likewise.
20473 * config/iq2000/iq2000.c: Likewise.
20474 * config/mips/mips.c: Likewise.
20475 * config/mmix/mmix.h: Likewise.
20476 * config/pa/pa.c: Likewise.
20477 * config/pa/pa.h: Likewise.
20478 * config/rs6000/rs6000.c: Likewise.
20479 * config/s390/s390.c: Likewise.
20480 * config/sparc/sparc.c: Likewise.
20481 * config/xtensa/xtensa.c: Likewise.
20482 * cselib.h: Likewise.
20483 * dbxout.c: Likewise.
20484 * dwarf2out.c: Likewise.
20485 * except.c: Likewise.
20486 * except.h: Likewise.
20487 * fixed-value.h: Likewise.
20488 * function.c: Likewise.
20489 * function.h: Likewise.
20490 * gimple.h: Likewise.
20491 * integrate.c: Likewise.
20492 * optabs.c: Likewise.
20493 * output.h: Likewise.
20494 * real.h: Likewise.
20496 * stringpool.c: Likewise.
20497 * tree-data-ref.c: Likewise.
20498 * tree-flow.h: Likewise.
20499 * tree-scalar-evolution.c: Likewise.
20500 * tree-ssa-address.c: Likewise.
20501 * tree-ssa-alias.h: Likewise.
20502 * tree-ssa-operands.h: Likewise.
20503 * tree.c: Likewise.
20504 * tree.h: Likewise.
20505 * varasm.c: Likewise.
20506 * varray.h: Likewise.
20508 * coretypes.h: Do not define GTY macro if it is already defined.
20509 * doc/gty.texi: Update GTY documentation to new syntax.
20510 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20511 annotations on structs.
20512 * gengtype-parse.c: Likewise.
20514 2009-04-22 Mark Heffernan <meheff@google.com>
20516 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20518 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20520 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20523 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20525 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20526 the same as a PLUS without a shift. Increase the cost of a
20529 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20531 * Makefile.in: Update dependencies.
20532 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20533 * errors.h: Remove bogus comment about compatibility.
20534 (warning): Update declaration.
20535 * genautomata.c: Update all calls to warning.
20536 * gimple.c: Do not include errors.h. Include toplev.h.
20537 * tree-ssa-structalias.c: Do not include errors.h.
20538 * omega.c: Likewise.
20539 * tree-ssa-reassoc.c: Likewise.
20540 * config/spu/spu-c.c: Likewise.
20541 * config/spu/t-spu-elf: Update dependencies.
20543 2009-04-22 Richard Guenther <rguenther@suse.de>
20545 PR tree-optimization/39824
20546 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20547 make sure the types are compatible.
20549 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20552 * c-common.c (c_parse_error): Take a token_flags parameter.
20553 Use token_type for the token type instead.
20554 Pass token_flags to cpp_type2name.
20555 * c-common.h (c_parse_error): Update declaration.
20556 * c-parser.c (c_parser_error): Pass 0 as token flags.
20558 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20560 PR rtl-optimization/39580
20561 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20563 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20565 * function.c (expand_function_end): Do not emit a jump to the "naked"
20566 return label for fall-through returns.
20567 * except.c (sjlj_emit_function_exit): Always place the call to the
20568 unregister function at the location installed by expand_function_end.
20570 2009-04-22 Richard Guenther <rguenther@suse.de>
20572 PR tree-optimization/39845
20573 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20574 (gen_inbound_check): Likewise.
20576 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20578 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20580 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20581 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20583 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20585 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20586 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20587 shift counts to avoid out-of-bounds array accesses.
20589 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20591 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20592 (Pmode): Move above.
20594 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20596 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20597 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20598 GET_CODE macro. Use IN_RANGE macro where appropriate.
20599 * config/alpha/alpha.h: Ditto.
20600 * config/alpha/alpha.md: Ditto.
20601 * config/alpha/constraints.md: Ditto.
20602 * config/alpha/predicates.md: Ditto.
20604 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20606 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20607 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20608 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20609 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20610 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20611 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20612 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20613 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20614 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20615 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20616 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20617 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20618 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20619 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20620 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20621 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20622 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20623 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20624 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20625 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20626 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20627 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20628 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20629 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20630 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20631 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20632 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20634 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20636 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20637 references from comments.
20638 * cfgbuild.c: (count_basic_blocks): Delete.
20639 (find_basic_blocks_1): Delete.
20640 (find_basic_blocks): Delete.
20641 * except.c (finish_eh_generation): Make static. Move comment from
20642 except.h here. Remove find_basic_blocks references from comments.
20643 * except.h (finish_eh_generation): Delete.
20644 * basic-block.h (find_basic_blocks): Delete.
20645 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20647 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20649 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20650 (sdbout_parms): Likewise.
20652 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20654 * config/sh/sh.c (prepare_cbranch_operands): Use
20655 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20656 (expand_cbranchdi4): Likewise.
20657 (from_compare): Add cast to enum type.
20658 (expand_cbranchsi4): Use add_reg_note.
20659 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20660 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20661 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20662 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20663 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20664 instead of CODE_FOR_nothing.
20665 (cbranchdi4): Likewise. Fix the order of arguments for
20667 (push_fpscr): Use add_reg_note.
20668 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20669 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20671 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20673 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20674 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20675 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20676 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20677 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20678 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20679 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20680 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20681 config/alpha/x-vms, config/arc/t-arc,
20682 config/arm/README-interworking, config/arm/arm-c.c,
20683 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20684 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20685 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20686 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20687 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20688 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20689 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20690 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20691 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20692 config/cris/t-elfmulti, config/crx/t-crx,
20693 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20694 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20695 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20696 config/h8300/t-h8300, config/i386/athlon.md,
20697 config/i386/darwin-libgcc.10.4.ver,
20698 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20699 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20700 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20701 config/i386/t-linux64, config/i386/t-nwld,
20702 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20703 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20704 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20705 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20706 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20707 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20708 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20709 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20710 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20711 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20712 config/m68k/t-uclinux, config/mcore/t-mcore,
20713 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20714 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20715 config/mips/crtn.asm, config/mips/irix-crti.asm,
20716 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20717 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20718 config/mips/mips-fixed.md, config/mips/sb1.md,
20719 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20720 config/mips/t-iris6, config/mips/t-isa3264,
20721 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20722 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20723 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20724 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20725 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20726 config/mn10300/t-linux, config/mn10300/t-mn10300,
20727 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20728 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20729 config/picochip/libgccExtras/clzsi2.asm,
20730 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20731 config/rs6000/darwin-libgcc.10.4.ver,
20732 config/rs6000/darwin-libgcc.10.5.ver,
20733 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20734 config/rs6000/t-aix43, config/rs6000/t-aix52,
20735 config/rs6000/t-darwin, config/rs6000/t-fprules,
20736 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20737 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20738 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20739 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20740 config/rs6000/t-rtems, config/rs6000/t-spe,
20741 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20742 config/score/t-score-elf, config/sh/divcost-analysis,
20743 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20744 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20745 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20746 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20747 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20748 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20749 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20750 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20751 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20752 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20753 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20754 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20755 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20756 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20757 * config/h8300/genmova.sh: Include copyright and license notices
20758 in generated output.
20759 * config/h8300/mova.md: Regenerate.
20760 * doc/install.texi2html: Include word "Copyright" in copyright
20761 notice and use name "Free Software Foundation, Inc.".
20762 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20763 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20764 ChangeLog-2007, ChangeLog-2008: Correct dates.
20766 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20768 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20769 NE_EXPR operations as well.
20770 * c-parser.c (c_parser_condition): Do not set location information on
20772 (c_parser_conditional_expression): Likewise.
20773 (c_parser_binary_expression): Set location information on operators.
20774 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20775 TRUTH_NOT_EXPR has been folded.
20776 * fold-const.c (fold_truth_not_expr): Copy location information from
20777 the incoming expression to the outgoing one.
20778 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20779 recursive calls on the LHS of the operator but pass that of the
20780 operator to recursive calls on the RHS of the operator. Set it
20782 (shortcut_cond_expr): Set the locus of the operator on the second
20783 COND_EXPR and that of the expression on the first in degenerate cases.
20784 Pass the locus of the expression to calls to shortcut_cond_r.
20785 Set the locus of the 'then' block on the associated jump, if any.
20786 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20787 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20788 expression to call to gimplify_boolean_expr.
20790 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20792 * config.gcc: Add additional configuration for
20793 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20794 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20795 (CPP_SPEC): Redefine for allowing -municode option.
20796 (STARTFILE_SPEC): Likewise.
20797 * config/i386/t-mingw-w64: New.
20798 * config/i386/mingw-w64.opt: New.
20799 (municode): Add new target option.
20800 * doc/invoke.texi (municode): Add documentation for new option.
20802 2009-04-21 Ian Lance Taylor <iant@google.com>
20804 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20805 Correct test for number of arguments.
20806 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20808 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20810 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20811 argument of emit_library_call.
20813 2009-04-21 Richard Guenther <rguenther@suse.de>
20815 PR middle-end/39829
20816 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20817 inside VIEW_CONVERT_EXPRs.
20819 2009-04-21 Martin Jambor <mjambor@suse.cz>
20821 * tree-switch-conversion.c (build_constructors): Split a long line.
20822 (constructor_contains_same_values_p): New function.
20823 (build_one_array): Create assigns of constants if possible, do not
20824 call mark_sym_for_renaming, call update_stmt.
20825 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20826 make_rename_temp. Do not call mark_symbols_for_renaming, call
20828 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20829 find_new_referenced_vars, call update_stmt.
20830 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20831 instead of calling make_rename_temp. Do not call
20832 find_new_referenced_vars or mark_symbols_for_renaming, call
20835 2009-04-21 Richard Guenther <rguenther@suse.de>
20837 PR tree-optimization/39827
20838 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20839 (tree_ssa_phiprop): Pass the correct array size.
20841 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20843 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20845 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20848 * c-typeck.c (lvalue_p): Move declaration ...
20849 * c-common.h (lvalue_p): ... to here.
20850 * c-common.c (candidate_equal_p): New.
20851 (add_tlist): Use it.
20852 (merge_tlist): Use it.
20853 (warn_for_collisions_1): Likewise.
20854 (warning_candidate_p): Accept more candidates.
20855 (verify_tree): A warning candidate can be an expression. Use
20858 2009-04-21 Ben Elliston <bje@au.ibm.com>
20861 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20862 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20863 options. Remove -mcall-solaris documentation.
20865 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20868 * doc/invoke.texi (-Wlong-long): Update description.
20869 * c-lex (interpret_integer): Only warn if there was no previous
20870 overflow and -Wlong-long is enabled.
20871 * c-decl.c (declspecs_add_type): Drop redundant flags.
20872 * c.opt (Wlong-long): Init to -1.
20873 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20874 and front-end warn_long_long. Wlong-long only depends on other
20875 flags if it is uninitialized.
20876 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20877 the same for CPP and FE.
20878 (restore_extension_diagnostics): Likewise.
20880 2009-04-20 Ian Lance Taylor <iant@google.com>
20882 Fix enum conversions which are invalid in C++:
20883 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20884 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20885 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20886 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20887 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20888 (dbxout_parms): Likewise.
20889 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20890 (df_clear_flags): Likewise.
20891 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20892 top_flag parameter to int.
20893 (df_chain_create_bb_process_use): Likewise.
20894 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20896 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20897 (df_ref_create_structure, df_def_record_1): Likewise.
20898 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20899 (df_notes_rescan): Change 0 to VOIDmode in function call.
20900 (df_get_call_refs, df_insn_refs_collect): Likewise.
20901 (df_bb_regs_collect): Likewise.
20902 (df_entry_block_defs_collect): Likewise.
20903 (df_exit_block_uses_collect): Likewise.
20904 * df.h: Update declarations.
20905 * double-int.c (double_int_divmod): Add cast to enum type.
20906 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20907 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20908 (based_loc_descr): Likewise.
20909 (loc_descriptor_from_tree_1): Change first_op and second_op to
20910 enum dwarf_location_atom. Add cast to enum type.
20911 * expmed.c (init_expmed): Change 0 to SET in function call.
20912 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20913 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20914 (do_store_flag): Likewise.
20915 * fixed-value.h (struct fixed_value): Change mode to enum
20917 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20918 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20920 (insert_insn_decl, insert_decl, insert_state): Likewise.
20921 (automata_list_finish): Likewise.
20922 * genrecog.c (process_define_predicate): Add cast to enum type.
20923 * gensupport.c (init_predicate_table): Add cast to enum type.
20924 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20926 (gimple_build_call_1, gimple_build_label): Likewise.
20927 (gimple_build_goto, gimple_build_asm_1): Likewise.
20928 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20929 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20930 (enum fallback): Rename from enum fallback_t.
20931 (fallback_t): Typedef as int.
20932 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20933 GSI_SAME_STMT in function call.
20934 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20936 (setup_reg_class_relations): Likewise.
20937 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20938 (setup_prohibited_class_mode_regs): Add cast to enum type.
20939 (setup_prohibited_mode_move_regs): Likewise.
20940 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20941 (record_address_regs): Change i to enum reg_class.
20942 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20943 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20944 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20945 (GET_MODE_2XWIDER_MODE): Likewise.
20946 (GET_CLASS_NARROWEST_MODE): Likewise.
20947 * omp-low.c (expand_omp_for): Add cast to enum type.
20948 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20949 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20950 * postreload.c (reload_cse_simplify_operands): Change rclass local
20952 * predict.c (combine_predictions_for_insn): Change best_predictor
20953 and predictor to enum br_predictor.
20954 (combine_predictions_for_bb): Likewise.
20955 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20956 use SET_PREDICT_EXPR_OUTCOME.
20957 * real.c (real_arithmetic): Change icode to code in function call.
20958 * reginfo.c (init_move_cost): Add casts to enum type.
20959 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20960 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20962 * reload.c (find_valid_class): Add casts to enum type.
20963 (push_reload): Change 0 to NO_REGS in function call.
20964 (find_reloads): Change this_alternative to array of enum
20965 reg_class. Remove some now-unnecessary casts.
20966 (make_memloc): Change 0 to VOIDmode in function call.
20967 * reload1.c (reload): Change 0 to VOIDmode in function call.
20968 (eliminate_regs_1, elimination_effects): Likewise.
20969 (eliminate_regs_in_insn): Likewise.
20970 (emit_input_reload_insns): Add cast to enum type.
20971 (delete_output_reload): Change 0 to VOIDmode in function call.
20972 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20973 to enum type in function call.
20974 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20975 (SET_PREDICT_EXPR_OUTCOME): Define.
20976 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20977 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20978 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20979 (dump_function): Likewise.
20980 * tree-dump.h: Update declarations.
20981 * tree-pass.h: Update declarations.
20982 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20983 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20985 (arm_rtx_costs_1): Correct parenthesization.
20986 (arm_rtx_costs): Add casts to enum type.
20987 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20988 (vfp_emit_fstmd): Use add_rg_note.
20989 (emit_multi_reg_push, emit_sfm): Likewise.
20990 (thumb_set_frame_pointer): Likewise.
20991 (arm_expand_prologue): Likewise.
20992 (arm_regno_class): Change return type to enum reg_class.
20993 (thumb1_expand_prologue): Use add_reg_note.
20994 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20995 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20997 * config/arm/gentune.sh: Add cast to enum type.
20998 * config/arm/arm-tune.md: Rebuild.
20999 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21000 (ix86_split_fp_branch, predict_jump): Likewise.
21001 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21002 insn_code to enum rtx_code.
21003 (ix86_builtin_vectorized_function): Add cast to enum type.
21004 * config/i386/i386.md (truncdfsf2): Change slot to enum
21006 (truncxf<mode>2, isinf<mode>2): Likewise.
21007 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21009 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21010 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21011 (insert_bundle_state): Change 1 to INSERT in function call.
21012 (ia64_add_bundle_selector_before): Likewise.
21013 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21014 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21015 (restore_stack_nonlocal): Likewise.
21016 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21018 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21020 (mips_rtx_costs): Likewise.
21021 (mips_override_options): Add casts to enum type.
21022 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21024 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21025 (store_reg, set_reg_plus_d): Likewise.
21026 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21027 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21029 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21031 (emit_unlikely_jump): Use add_reg_note.
21032 (rs6000_emit_allocate_stack): Likewise.
21033 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21034 (output_toc): Change 1 to INSERT in function call.
21035 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21036 (rs6000_initialize_trampoline): Likewise.
21037 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21039 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21040 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21041 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21042 (save_gprs): Use add_reg_note.
21043 (s390_emit_prologue): Likewise.
21044 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21045 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21046 (sparc_fold_builtin): Add cast to enum type.
21047 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21049 (spu_expand_prologue): Use add_reg_note.
21050 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21052 2009-04-20 Ian Lance Taylor <iant@google.com>
21054 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21055 (c_parser_postfix_expression_after_primary): Get VEC for list of
21056 arguments. Get original types of arguments. Call
21057 build_function_call_vec.
21058 (cached_expr_list_1, cached_expr_list_2): New static variables.
21059 (c_parser_expr_list): Change return type to VEC *. Add
21060 p_orig_types parameter. Change all callers.
21061 (c_parser_release_expr): New static function.
21062 (c_parser_vec_to_tree_list): New static function.
21063 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21064 call build_function_call_vec.
21065 (build_function_call_vec): New function, based on old
21066 build_function_call.
21067 (convert_arguments): Remove nargs and argarray parameters. Change
21068 values to a VEC. Add origtypes parameter.
21069 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21070 (convert_for_assignment): Add origtype parameter. Change all
21071 callers. If warn_cxx_compat, check for conversion to an enum
21072 type when calling a function.
21073 (store_init_value): Add origtype parameter. Change all callers.
21074 (digest_init): Likewise.
21075 (struct init_node): Add origtype field.
21076 (add_pending_init): Add origtype parameter. Change all callers.
21077 (output_init_element): Likewise.
21078 (output_pending_init_elements): Pass origtype from init_node to
21079 output_init_element.
21080 (process_init_element): Pass origtype from c_expr to
21081 output_init_element.
21082 (c_finish_return): Add origtype parameter. Change all callers.
21083 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21085 (sync_resolve_params): Likewise.
21086 (sync_resolve_return): Change params to first_param. Change caller.
21087 (resolve_overloaded_builtins): Change params to VEC *. Change
21088 callers. Save first parameter around call to build_function_call_vec.
21089 * c-decl.c (finish_decl): Add origtype parameter. Change all
21090 callers. Call build_function_call_vec rather than
21091 build_function_call for cleanup.
21092 * c-tree.h: Update declarations.
21093 * c-common.h: Update declarations.
21094 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21095 params to first_param.
21096 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21097 params parameter from tree to void *.
21098 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21099 Change arglist parameter to have type void *, and to be a pointer
21101 * config/rs6000/rs6000-protos.h
21102 (altivec_resolve_overloaded_builtin): Update declaration.
21103 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21104 fnargs parameter to have type void *, and to be a pointer to a
21105 VEC. Call build_function_call_vec instead of
21106 build_function_call.
21107 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21109 2009-04-20 Joey Ye <joey.ye@intel.com>
21110 Xuepeng Guo <xuepeng.guo@intel.com>
21111 H.J. Lu <hongjiu.lu@intel.com>
21113 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21115 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21116 (IX86_LEA_PRIORITY): Likewise.
21117 (distance_non_agu_define): New function.
21118 (distance_agu_use): Likewise.
21119 (ix86_lea_for_add_ok): Likewise.
21120 (ix86_dep_by_shift_count): Likewise.
21122 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21123 should split for LEA.
21125 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21127 (ix86_dep_by_shift_count): Likewise.
21129 2009-04-20 Richard Guenther <rguenther@suse.de>
21131 * expr.c (handled_component_p): Move ...
21132 * tree.h (handled_component_p): ... here.
21133 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21134 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21135 and REALPART_EXPR to be in one group.
21137 2009-04-20 Richard Guenther <rguenther@suse.de>
21139 * basic-block.h (get_all_dominated_blocks): Declare.
21140 * dominance.c (get_all_dominated_blocks): New function.
21141 * tree-cfg.c (get_all_dominated_blocks): Remove.
21142 (remove_edge_and_dominated_blocks): Adjust.
21143 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21144 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21145 instead of recursing.
21147 2009-04-20 Doug Kwan <dougkwan@google.com>
21149 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21150 (struct cgraph_node_set_def): New type.
21151 (cgraph_node_set) New type. Also declare vector functions.
21152 (struct cgraph_node_set_element_def): New type.
21153 (cgraph_node_set_element): Ditto.
21154 (cgraph_node_set_iterator): New iterator type.
21155 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21156 cgraph_node_set_remove, dump_cgraph_node_set,
21157 debug_cgraph_node_set): New prototypes.
21158 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21159 cgraph_node_set_size): New inlines.
21160 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21161 including cgraph.h.
21162 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21163 argument to function 'write_summary'.
21164 * ipa.c: Include ggc.h.
21165 (hash_cgraph_node_set_element,
21166 eq_cgraph_node_set_element, cgraph_node_set_new,
21167 cgraph_node_set_add, cgraph_node_set_remove,
21168 cgraph_node_set_find, dump_cgraph_node_set,
21169 debug_cgraph_node_set): New functions.
21170 * Makefile.in (ipa.o): Add dependency on GGC_H.
21172 2009-04-20 Ira Rosen <irar@il.ibm.com>
21174 PR tree-optimization/39675
21175 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21176 check of the return code of vect_schedule_slp. Check that
21177 stmt_vec_info still exists for the statement, before checking its
21178 vectorization type.
21180 2009-04-20 Michael Matz <matz@suse.de>
21182 * Makefile.in (generated_files): Take out $(simple_generated_c).
21184 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21186 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21187 (UINTPTR_TYPE): Likewise.
21189 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21192 * c-typeck.c (digest_init): Check for initializing an array with a
21195 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21198 * c-semantics.c (pop_stmt_list): Propagate
21199 STATEMENT_LIST_HAS_LABEL to parent statement list.
21201 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21203 * config/mips/mips.h (mips_tune_attr): New macro.
21204 * config/mips/mips.md (cpu): Use it.
21206 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21209 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21212 2009-04-19 Diego Novillo <dnovillo@google.com>
21214 * toplev.c (compile_file): Move call to coverage_finish ...
21215 * cgraphunit.c (ipa_passes): ... here.
21216 Call cgraph_process_new_functions.
21217 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21218 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21220 2009-04-19 Jan Hubicka <jh@suse.cz>
21222 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21224 (dump_cgraph_node): Dump can throw external flag.
21225 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21227 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21231 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21232 * common.opt (Wlogical-op): Move from here...
21233 * c.opt (Wlogical-op): ... to here.
21234 * c-typeck.c (parser_build_binary_op): Update call to
21235 warn_logical_operator.
21236 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21238 * c-common.c (warn_logical_op): Update.
21239 * c-common.h (warn_logical_op): Update declaration.
21241 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21243 * tree.c (protected_set_expr_location): Fix formatting.
21245 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21248 * c-typeck.c (readonly_warning): new.
21249 (build_unary_op, build_modify_expr): Use readonly_warning for
21250 storing into something readonly but not const-qualified.
21252 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21255 * c-typeck.c (build_unary_op): Check for taking address of
21256 expression of type void.
21258 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21261 * c-typeck.c (build_function_call): Check for calling a function
21262 with qualified void return types. Call require_complete_type when
21265 2009-04-18 Jan Hubicka <jh@suse.cz>
21267 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21269 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21270 can_throw_external flag.
21271 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21272 * ipa-pure-const.c (ignore_edge): New function.
21273 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21274 only over can_throw_external edges.
21275 (local_pure_const): Add nothrow flag.
21276 * ipa-utils.c (searchc): Add ignore_edge callback.
21277 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21278 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21279 (set_nothrow_function_flags): Update cgraph.
21280 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21282 2009-04-18 Richard Guenther <rguenther@suse.de>
21284 PR middle-end/39804
21285 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21286 (fold_stmt): ... this and ...
21287 (fold_stmt_inplace): ... this.
21288 (fold_stmt_1): Fold references in calls and asms.
21289 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21291 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21293 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21294 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21296 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21298 * tree.c (function_args_count): Remove.
21299 * tree.h: Remove the prototype for function_args_count.
21301 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21303 * tree-iterator.c (expr_only): Remove.
21304 * tree.h: Remove the prototype for expr_only.
21306 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21308 * reginfo.c (cannot_change_mode_set_regs): Remove.
21309 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21311 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21313 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21314 whether operands 0 and 1 overlaps.
21316 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21318 PR middle-end/36902
21319 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21320 pointer. Use warning_at instead of warning.
21321 (search_for_addr_array): Likewise.
21322 (check_array_bounds): Likewise.
21323 (check_all_array_refs): Check that the incoming edge is not in the
21324 list of edges to be removed.
21325 (check_all_array_refs): Avoid the temporal pointer.
21326 (vrp_visit_cond_stmt): Fix typo.
21327 (simplify_switch_using_ranges): Handle the case where the switch
21328 index is an integer constant.
21330 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21332 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21334 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21336 * doc/extend.texi, doc/invoke.texi: Fix typos.
21338 2009-04-17 Cary Coutant <ccoutant@google.com>
21340 * tree-flow-inline.h (get_lineno): Fix inverted test.
21342 2009-04-17 Diego Novillo <dnovillo@google.com>
21344 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21345 assertion for AVAIL_OUT.
21347 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21350 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21351 * config/sh/linux-atomic.asm: Likewise.
21353 2009-04-17 Diego Novillo <dnovillo@google.com>
21355 * except.c (debug_eh_tree): New.
21356 (struct eh_region, struct eh_status): Move ...
21357 * except.h: ... here.
21358 (add_type_for_runtime): Declare extern.
21359 (lookup_type_for_runtime): Likewise.
21360 (debug_eh_tree): Declare.
21361 * Makefile.in (GTFILES): List except.h before except.c
21363 2009-04-17 Diego Novillo <dnovillo@google.com>
21365 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21366 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21367 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21368 (find_vars_r): ... here.
21369 * tree-flow.h (find_referenced_vars_in): Declare.
21370 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21371 that AVAIL_OUT exists for BLOCK.
21372 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21373 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21374 (tree-parloops.o): Likewise.
21376 2009-04-17 Simon Baldwin <simonb@google.com>
21378 * toplev.c (default_tree_printer): Add handling for %E format.
21380 2009-04-17 Diego Novillo <dnovillo@google.com>
21382 * tree-pretty-print.c (dump_generic_node): Add break after
21383 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21384 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21385 FUNCTION_TYPE together. Call print_struct_decl when printing
21386 structures and TDF_SLIM is not given.
21387 (print_struct_decl): Fix logic for detecting recursion.
21389 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21392 * gcc.c (create_at_file): New.
21393 (compile_input_file_p): New.
21394 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21395 * main.c (main): Update call to toplev_main.
21396 * toplev.c (toplev_main): Change signature. Call expandargv.
21397 * toplev.h (toplev_main): Change signature.
21399 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21401 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21402 if the latter is not constant.
21404 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21406 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21408 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21410 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21411 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21413 2009-04-17 Richard Guenther <rguenther@suse.de>
21415 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21416 Handle component references view-converting an invariant address.
21418 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21420 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21421 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21422 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21423 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21424 Use @deftypevr rather than @deftypevar.
21426 2009-04-17 Richard Guenther <rguenther@suse.de>
21428 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21429 (get_prop_source_stmt): Likewise.
21430 (can_propagate_from): Likewise.
21432 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21434 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21435 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21436 (--with-multilib-list): Add default value.
21437 * configure: Regenerate.
21438 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21439 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21440 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21441 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21442 Don't add default cpu to multilib list unnecessarily, but do enable
21443 the relevant compiler option..
21444 Add support for --with-multilib-list=<blank> and
21445 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21446 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21447 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21448 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21449 TM_MULTILIB_CONFIG.
21450 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21451 (MULTILIB_OSDIRNAMES): New variable.
21452 * config/sh/t-1e: Delete file.
21453 * config/sh/t-mlib-sh1: Delete file.
21454 * config/sh/t-mlib-sh2: Delete file.
21455 * config/sh/t-mlib-sh2a: Delete file.
21456 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21457 * config/sh/t-mlib-sh2a-single: Delete file.
21458 * config/sh/t-mlib-sh2a-single-only: Delete file.
21459 * config/sh/t-mlib-sh2e: Delete file.
21460 * config/sh/t-mlib-sh3e: Delete file.
21461 * config/sh/t-mlib-sh4: Delete file.
21462 * config/sh/t-mlib-sh4-nofpu: Delete file.
21463 * config/sh/t-mlib-sh4-single: Delete file.
21464 * config/sh/t-mlib-sh4-single-only: Delete file.
21465 * config/sh/t-mlib-sh4a: Delete file.
21466 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21467 * config/sh/t-mlib-sh4a-single: Delete file.
21468 * config/sh/t-mlib-sh4a-single-only: Delete file.
21469 * config/sh/t-mlib-sh4al: Delete file.
21470 * config/sh/t-mlib-sh5-32media: Delete file.
21471 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21472 * config/sh/t-mlib-sh5-64media: Delete file.
21473 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21474 * config/sh/t-mlib-sh5-compact: Delete file.
21475 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21476 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21477 * doc/install.texi (Options specification): Add
21478 --with-multilib-list and --with-endian.
21480 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21482 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21484 (OBJS-common): Add plugin-version.o.
21485 (plugin-version.o): New.
21486 * gcc-plugin.h (plugin_gcc_version): New.
21487 (plugin_default_version_check): New.
21488 (plugin_init_func, plugin_init): Add version argument.
21489 * plugin-version.c: New.
21490 * plugin.c (str_plugin_gcc_version_name): New.
21491 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21492 pass it to the init function.
21493 (plugin_default_version_check): New.
21495 2009-04-17 Richard Guenther <rguenther@suse.de>
21497 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21498 for decl-vs-decl disambiguation.
21500 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21502 * config/s390/s390.h (s390_tune_attr): New macro definition.
21503 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21505 2009-04-17 Richard Guenther <rguenther@suse.de>
21507 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21508 (fold_stmt_r): Likewise.
21509 (maybe_fold_reference): New function.
21510 (fold_gimple_assign): Handle cases fold_stmt_r did.
21511 (fold_stmt): Do not use fold_stmt_r.
21512 (fold_stmt_inplace): Likewise.
21514 2009-04-17 Richard Guenther <rguenther@suse.de>
21516 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21517 (record_equivalences_from_stmt): Remove useless checks and
21519 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21520 the type is already suitable.
21522 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21524 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21526 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21528 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21529 (CMPtype): Define as __gcc_CMPtype.
21531 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21533 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21534 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21536 2009-04-17 Richard Guenther <rguenther@suse.de>
21538 PR tree-optimization/39746
21539 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21540 special-casing for builtins and static variable use/def.
21541 (call_may_clobber_ref_p_1): Likewise.
21543 2009-04-16 Ian Lance Taylor <iant@google.com>
21545 * df.h: Include "timevar.h".
21546 (struct df_problem): Change tv_id field to timevar_id_t.
21547 * tree-pass.h: Include "timevar.h".
21548 (struct opt_pass): Change tv_id field to timevar_id_t.
21549 * timevar.h (timevar_id_t): Define TV_NONE.
21550 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21551 TV_NONE rather than tv_id != 0.
21552 (execute_one_pass): Likewise.
21553 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21554 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21555 dependencies to $(TREE_PASS_H).
21556 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21558 (pass_branch_target_load_optimize2): Likewise.
21559 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21560 (pass_outof_cfg_layout_mode): Likewise.
21561 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21562 (pass_rebuild_cgraph_edges): Likewise.
21563 (pass_remove_cgraph_callee_edges): Likewise.
21564 * df-core.c (pass_df_initialize_opt): Likewise.
21565 (pass_df_initialize_no_opt): Likewise.
21566 (pass_df_finish): Likewise.
21567 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21568 * except.c (pass_set_nothrow_function_flags): Likewise.
21569 (pass_convert_to_eh_region_ranges): Likewise.
21570 * final.c (pass_compute_alignments): Likewise.
21571 * function.c (pass_instantiate_virtual_regs): Likewise.
21572 (pass_init_function): Likewise.
21573 (pass_leaf_regs): Likewise.
21574 (pass_match_asm_constraints): Likewise.
21575 * gimple-low.c (pass_lower_cf): Likewise.
21576 (pass_mark_used_blocks): Likewise.
21577 * init-regs.c (pass_initialize_regs): Likewise.
21578 * integrate.c (pass_initial_value_sets): Likewise.
21579 * ira.c (pass_ira): Likewise.
21580 * jump.c (pass_cleanup_barriers): Likewise.
21581 * omp-low.c (pass_expand_omp): Likewise.
21582 (pass_lower_omp): Likewise.
21583 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21584 * recog.c (pass_split_all_insns): Likewise.
21585 (pass_split_after_reload): Likewise.
21586 (pass_split_before_regstack): Likewise.
21587 (pass_split_before_sched2): Likewise.
21588 (pass_split_for_shorten_branches): Likewise.
21589 * reginfo.c (pass_reginfo_init): Likewise.
21590 (pass_subregs_of_mode_init): Likewise.
21591 (pass_subregs_of_mode_finish): Likewise.
21592 * passes.c (pass_postreload): Likewise.
21593 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21594 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21595 (pass_warn_function_return): Likewise.
21596 (pass_warn_function_noreturn): Likewise.
21597 * tree-complex.c (pass_lower_complex): Likewise.
21598 (pass_lower_complex_O0): Likewise.
21599 * tree-if-conv.c (pass_if_conversion): Likewise.
21600 * tree-into-ssa.c (pass_build_ssa): Likewise.
21601 * tree-mudflap.c (pass_mudflap_1): Likewise.
21602 (pass_mudflap_2): Likewise.
21603 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21604 (pass_mudflap_2): Likewise.
21605 * tree-nrv.c (pass_return_slot): Likewise.
21606 * tree-object-size.c (pass_object_sizes): Likewise.
21607 * tree-optimize.c (pass_all_optimizations): Likewise.
21608 (pass_early_local_passes): Likewise.
21609 (pass_all_early_optimizations): Likewise.
21610 (pass_cleanup_cfg): Likewise.
21611 (pass_cleanup_cfg_post_optimizing): Likewise.
21612 (pass_free_datastructures): Likewise.
21613 (pass_free_cfg_annotations): Likewise.
21614 (pass_fixup_cfg): Likewise.
21615 (pass_init_datastructures): Likewise.
21616 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21617 (pass_late_warn_uninitialized): Likewise.
21618 (pass_update_address_taken): Likewise.
21619 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21620 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21621 (pass_cse_sincos): Likewise.
21622 (pass_convert_to_rsqrt): Likewise.
21623 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21624 * tree-stdarg.c (pass_stdarg): Likewise.
21625 * tree-tailcall.c (pass_tail_recursion): Likewise.
21626 (pass_tail_calls): Likewise.
21627 * tree-vect-generic.c (pass_lower_vector): Likewise.
21628 (pass_lower_vector_ssa): Likewise.
21629 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21631 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21633 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21635 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21637 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21638 logical and signext.
21640 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21643 * config/sh/predicates.md (arith_operand): Check if the operand
21644 of TRUNCATE is a REG.
21646 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21648 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21649 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21651 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21653 * tree-iterator.c (tsi_split_statement_list_after,
21654 tsi_split_statement_list_before): Remove.
21655 * tree-iterator.h: Remove the prototypes for
21656 tsi_split_statement_list_after and tsi_split_statement_list_before.
21658 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21660 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21661 * tree-ssa-propagate.h: Remove the prototype for
21662 stmt_makes_single_load.
21664 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21666 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21667 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21669 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21671 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21673 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21675 * except.c (eh_region_outer_p): Remove.
21676 * except.h: Remove the prototype for eh_region_outer_p.
21678 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21680 * function.c (current_function_assembler_name): Remove.
21681 * function.h: Remove the prototype for
21682 current_function_assembler_name.
21684 2009-04-16 Ian Lance Taylor <iant@google.com>
21686 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21687 (add_reg_note): Call alloc_reg_note.
21688 * rtl.h (alloc_reg_note): Declare.
21689 * combine.c (try_combine): Use alloc_reg_note.
21690 (recog_for_combine, move_deaths): Likewise.
21691 (distribute_notes): Use alloc_reg_note and add_reg_note.
21692 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21693 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21694 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21696 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21698 PR rtl-optimization/39762
21699 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21700 ira_may_move_out_cost): Add comments about way of their usage.
21701 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21703 * ira-conflicts.c (process_regs_for_copy): Use function
21704 ira_get_register_move_cost instead of global
21705 ira_register_move_cost.
21707 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21708 color_pass, move_spill_restore, update_curr_costs): Ditto.
21710 * ira-lives.c (process_single_reg_class_operands): Ditto.
21712 * ira-emit.c (emit_move_list): Ditto.
21714 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21715 (record_reg_classes): Ditto. Use functions
21716 ira_get_register_move_cost and ira_get_may_move_cost instead of
21717 global vars ira_register_move_cost, ira_may_move_out_cost and
21718 ira_may_move_in_cost.
21719 (record_address_regs): Don't call ira_init_register_move_cost.
21720 Use function ira_get_may_move_cost instead of global
21721 ira_may_move_in_cost.
21722 (process_bb_node_for_hard_reg_moves): Use function
21723 ira_get_register_move_cost instead of global ira_register_move_cost.
21724 (ira_costs): Don't call ira_init_register_move_cost.
21726 2009-04-16 Richard Guenther <rguenther@suse.de>
21728 * tree-cfg.c (verify_gimple_assign_binary):
21729 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21730 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21731 (create_general_new_stmt): Note that this function is broken.
21733 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21735 * common.opt (fhelp): Add Var(help_flag).
21736 * gcc-plugin.h (plugin_info): Add help.
21737 * plugin.c (plugin_name_args): Add help.
21738 (register_plugin_info): Set plugin->help.
21739 (print_help_one_plugin): New.
21740 (print_plugins_help): New.
21741 * plugin.h (print_plugins_help): New.
21742 * toplev.c (toplev_main): Call print_plugins_help if needed.
21744 2009-04-16 Richard Guenther <rguenther@suse.de>
21746 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21747 (gimple_ior_addresses_taken_1): New function.
21748 (gimple_ior_addresses_taken): Likewise.
21749 * gimple.h (struct gimple_statement_with_ops_base): Remove
21750 addresses_taken member.
21751 (gimple_ior_addresses_taken): Declare.
21752 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21753 gimple_set_addresses_taken): Remove.
21754 * ipa-reference.c (mark_address): New function.
21755 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21756 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21757 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21758 (gimple_add_to_addresses_taken): Remove.
21759 (get_tmr_operands): Call mark_address_taken.
21760 (get_asm_expr_operands): Likewise.
21761 (get_expr_operands): Likewise.
21762 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21763 (free_stmt_operands): Do not free it.
21764 * tree-ssa.c (delete_tree_ssa): Likewise.
21765 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21767 2009-04-16 Richard Guenther <rguenther@suse.de>
21769 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21770 (walk_stmt_load_store_ops): Likewise.
21771 * gimple.c (get_base_loadstore): New function.
21772 (walk_stmt_load_store_addr_ops): Likewise.
21773 (walk_stmt_load_store_ops): Likewise.
21774 * ipa-pure-const.c (check_op): Simplify.
21775 (check_load, check_store): New functions.
21776 (check_stmt): Use walk_stmt_load_store_ops.
21777 * ipa-reference.c (mark_load): Adjust signature.
21778 (mark_store): Likewise.
21779 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21781 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21783 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21784 (plugin_info): New.
21785 * opts.c (common_handle_option): Don't call print_version.
21786 * plugin.c (plugin_name_args): Add version.
21787 (register_plugin_info): New.
21788 (register_callback): Handle PLUGIN_INFO.
21789 (try_init_one_plugin): New.
21790 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21792 (finalize_one_plugin): New.
21793 (finalize_plugins): New.
21794 (print_one_plugin): New.
21795 (print_plugins_versions): New.
21796 * plugin.h (print_plugins_versions): New.
21797 (finalize_plugins): New.
21798 * toplev.c (compile_file): Don't call initialize_plugins.
21799 (print_version): Call print_plugins_versions.
21800 (toplev_main): Call initialize_plugins. Print version if needed.
21801 Call finalize_plugins.
21803 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21805 * common.opt (fversion): New.
21806 * gcc.c (print_version): New.
21807 (process_command): Don't print the version. Just set print_version.
21808 (main): Print version. Call subprocesses if print_version and
21809 verbose_flag are set.
21810 * opts.c (common_handle_option): Handle OPT_fversion.
21812 2009-04-16 Richard Guenther <rguenther@suse.de>
21813 Ira Rosen <irar@il.ibm.com>
21815 PR tree-optimization/39698
21816 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21817 type of the reduction variable. Only generate the def if
21820 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21821 make sure to first convert to an integer of the same precision.
21822 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21823 the type of the evolution correctly in computing the new
21824 induction variable base.
21826 2009-04-16 Richard Guenther <rguenther@suse.de>
21828 PR middle-end/39625
21829 * tree-cfg.c (make_blocks): Split statements with to-be
21830 abnormal SSA names on the lhs.
21832 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21834 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21835 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21836 * c-typeck.c (really_start_incremental_init): Likewise.
21837 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21838 (TARGET_INITIALIZER): Remove it.
21839 * target.h (struct target): Remove vector_opaque_p.
21840 * tree.c (build_opaque_vector_type): New.
21841 * tree.h (TYPE_VECTOR_OPAQUE): New.
21842 (build_opaque_vector_type): Declare.
21843 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21844 * config/rs6000/rs6000.c (build_opaque_vector_type,
21845 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21846 (rs6000_init_builtins): Use build_opaque_vector_type for
21847 opaque_V4SI_type_node.
21849 2009-04-15 Catherine Moore <clm@codesourcery.com>
21851 * debug.h (set_name): Declare.
21852 * dwarf2out.c (dwarf2out_set_name): Declare.
21853 (dwarf2_debug_hooks): Add set_name.
21854 (find_AT_string): New.
21855 (add_AT_string): Call find_AT_string.
21856 (dwarf2out_set_name): New.
21857 * cp/decl.c (grokdeclarator): Call set_name.
21858 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21859 * debug.c (do_nothing_debug_hooks): Likewise.
21860 * dbxout.c (dbx_debug_hooks): Likewise.
21861 * sdbout.c (sdb_debug_hooks): Likewise.
21863 2009-04-15 Michael Eager <eager@eagercon.com>
21865 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21866 reg for single-precision FPU.
21867 * config/rs6000/rs6000.md (movsi_internal1): Only for
21868 !TARGET_SINGLE_FPU.
21869 (movsi_internal1_single): New. Add pattern to move SI values to/from
21870 single-precision FP regs.
21872 2009-04-15 Richard Guenther <rguenther@suse.de>
21874 * omp-low.c (lower_rec_input_clauses): Build correct address
21876 (expand_omp_for_generic): Fix multiplication type.
21877 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21878 (generate_memset_zero): Fix types.
21879 * tree-profile.c (prepare_instrumented_value): Correctly
21882 2009-04-15 Ian Lance Taylor <iant@google.com>
21884 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21885 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21886 for -Wall and for -Wc++-compat.
21887 (c_common_post_options): For C++, set warn_enum_compare if not
21889 * c-tree.h (struct c_expr): Add field original_type.
21890 (build_external_ref): Update declaration.
21891 * c-parser.c (c_parser_braced_init): Set original_type.
21892 (c_parser_initelt): Likewise.
21893 (c_parser_expr_no_commas): Likewise.
21894 (c_parser_conditional_expression): Likewise.
21895 (c_parser_cast_expression): Likewise.
21896 (c_parser_unary_expression): Likewise. Pull setting of
21897 original_code to top of function.
21898 (c_parser_sizeof_expression): Set original_type.
21899 (c_parser_alignof_expression): Likewise.
21900 (c_parser_postfix_expression): Likewise. Pull setting of
21901 original_code to top of function.
21902 (c_parser_postfix_expression_after_paren_type): Set original_type.
21903 (c_parser_postfix_expression_after_primary): Likewise.
21904 (c_parser_expression): Likewise.
21905 * c-typeck.c (build_external_ref): Add type parameter. Change all
21907 (c_expr_sizeof_expr): Set original_type field.
21908 (parser_build_unary_op): Likewise.
21909 (parser_build_binary_op): Likewise. Optionally warn about
21910 comparisons of enums of different types.
21911 (digest_init): Set original_type field.
21912 (really_start_incremental_init): Likewise.
21913 (push_init_level, pop_init_level): Likewise.
21914 * doc/invoke.texi (Warning Options): -Wenum-compare now
21917 2009-04-15 Richard Guenther <rguenther@suse.de>
21919 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21920 out a necessary conversion.
21921 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21922 names we didn't value number.
21923 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21925 2009-04-15 Richard Guenther <rguenther@suse.de>
21927 PR tree-optimization/39764
21928 * tree-ssa-ccp.c (get_value): Canonicalize value with
21929 canonicalize_float_value.
21931 2009-04-15 Jan Hubicka <jh@suse.cz>
21933 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21934 Wrong version of patch.
21936 2009-04-15 Jan Hubicka <jh@suse.cz>
21938 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21940 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21942 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21943 our distinct integral and vector types.
21945 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21947 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21948 * init.c (build_vtbl_address): Remove call to assemble_external.
21950 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21952 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21953 output for other floating point modes.
21955 2009-04-14 Diego Novillo <dnovillo@google.com>
21957 * diagnostic.c (diagnostic_report_diagnostic): Do not
21958 warn about loaded plugins for DK_ERROR and DK_WARNING.
21959 * c-decl.c (declspecs_add_type): Move call to
21960 invoke_plugin_callbacks ...
21961 * c-parser.c (c_parser_declspecs): ... here.
21962 * plugin.c (dump_active_plugins): Tidy output.
21964 2009-04-14 Diego Novillo <dnovillo@google.com>
21965 Le-Chun Wu <lcwu@google.com>
21967 * configure.ac: Add --enable-plugin support.
21968 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21969 * Makefile.in (PLUGIN_H): Define.
21970 Export ENABLE_PLUGIN and GMPINC to site.exp.
21971 Add PLUGINLIBS to link command.
21972 Add/modify dependencies for plugin.o and files including plugin.h.
21974 * config.in: Regenerate.
21976 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21979 2009-04-14 Le-Chun Wu <lcwu@google.com>
21981 * tree-pass.h (register_one_dump_file): Add a prototype for
21982 register_one_dump_file.
21983 * toplev.c (compile_file): Call initialize_plugins.
21984 (do_compile): Call invoke_plugin_callbacks.
21985 (toplev_main): Call invoke_plugin_callbacks.
21986 * common.opt: Add -fplugin= and -fplugin-arg-.
21987 * gcc-plugin.h: New public header file for plugins to include.
21988 * plugin.c: New source file.
21989 * plugin.h: New internal header file.
21990 * passes.c (register_one_dump_file): Make it external.
21992 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21994 2009-04-14 Diego Novillo <dnovillo@google.com>
21996 * doc/plugins.texi: New.
21997 * doc/gccint.texi: Add reference to Plugins chapter.
21998 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21999 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22000 loaded plugins, if any.
22001 * timevar.def (TV_PLUGIN_INIT): Define.
22002 (TV_PLUGIN_RUN): Define.
22003 * plugin.c: Include timevar.h
22004 (plugins_active_p): New.
22005 (dump_active_plugins): New.
22006 (debug_active_plugins): New.
22008 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22010 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22012 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22014 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22016 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22017 the same as a minus without a shift.
22019 2009-04-14 Nick Clifton <nickc@redhat.com>
22021 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22022 comparisons with small integers will always produce a short
22025 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22028 2008-12-19 Diego Novillo <dnovillo@google.com>
22030 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22032 2009-04-14 Richard Guenther <rguenther@suse.de>
22034 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22036 (verify_gimple_assign_binary): Likewise. Handle shifts and
22038 (verify_gimple_phi): Print the mismatched argument position.
22039 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22041 (vect_update_init_of_dr): Likewise.
22042 * matrix-reorg.c (transform_access_sites): Do what the
22044 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22046 2009-04-13 Michael Eager <eager@eagercon.com>
22048 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22049 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22050 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22051 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22052 remove duplicate config
22054 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22056 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22057 file_name:line_number type locator of the call site.
22059 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22061 * genautomata.c: Put blank after comma.
22062 (automaton_decls): New.
22063 (struct unit_usage): Add comments to member next.
22064 (store_alt_unit_usage): Keep the list ordered.
22065 (unit_present_on_list_p, equal_alternatives_p): New.
22066 (check_regexp_units_distribution): Check units distribution
22067 correctness correctly.
22068 (main): Don't write automata if error is found. Return correct
22071 * config/m68k/cf.md (cfv4_ds): Remove.
22072 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22073 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22075 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22076 power4-load-ext, power4-store, power4-store-update,
22077 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22078 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22079 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22080 power4-sqrt, power4-isync): Modify reservation to make correct
22081 unit distribution to automata.
22083 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22084 power5-store-update, power5-two, power5-three, power5-lmul,
22085 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22087 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22089 * except.c (pass_set_nothrow_function_flags): Set name and add
22091 (set_nothrow_function_flags): Mention in the dump file when
22092 changing a function to nothrow.
22094 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22097 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22098 instead of unsigned long.
22100 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22102 * config/arm/arm.c (return_used_this_function): Remove.
22103 (arm_output_function_prologue): Remove use of
22104 return_used_this_function.
22105 (output_return_instruction): Replace use of
22106 return_used_this_function
22107 by cfun->machine->return_used_this_function.
22108 (arm_output_epilogue): Likewise.
22109 (arm_output_function_epilogue): Likewise.
22110 (thumb_unexpanded_epilogue): Likewise.
22111 * config/arm/arm.h (struct machine_function):
22112 New member return_used_this_function.
22114 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22116 * doc/install.texi: Correct description of default directory for
22117 --with-gxx-include-dir.
22119 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22121 * fold-const.c (build_range_check): Properly deal with enumeral and
22122 boolean base types.
22124 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22126 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22127 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22128 * params.h (MAX_GCSE_PASSES): Remove.
22129 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22130 in sequence. Remove ability to run multiple passes.
22131 (bypass_jumps): Report run as third CPROP pass.
22133 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22135 PR middle-end/39651
22136 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22137 when deciding whether the whole SEQUENCE can throw.
22139 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22142 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22143 offseted label references.
22145 2009-04-11 Jan Hubicka <jh@suse.cz>
22147 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22149 2009-04-11 Richard Guenther <rguenther@suse.de>
22151 PR middle-end/39732
22152 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22153 return variables as TREE_ADDRESSABLE.
22155 2009-04-11 Richard Guenther <rguenther@suse.de>
22157 PR tree-optimization/39713
22158 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22159 reference trees have SSA_NAME operands.
22161 2009-04-11 Richard Guenther <rguenther@suse.de>
22164 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22165 address expressions.
22167 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22169 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22170 match changes in Cygwin 1.7
22171 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22172 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22174 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22176 PR tree-optimization/39701
22177 * doc/invoke.texi (Optimization Options): Document change in
22178 meaning and initialization of -fdelete-null-pointer-checks.
22180 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22182 PR middle-end/39701
22183 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22185 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22188 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22190 2009-04-10 Chao-ying Fu <fu@mips.com>
22192 * doc/tm.texi (Instruction Output): Document
22193 TARGET_ASM_FINAL_POSTSCAN_INSN.
22194 * target.h (final_postscan_insn): New field in asm_out.
22195 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22196 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22197 * final.c (final_scan_insn): Call
22198 targetm.asm_out.final_postscan_insn after outputting
22199 an asm macro and a normal instruction.
22201 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22202 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22203 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22204 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22205 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22207 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22209 PR middle-end/39701
22210 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22211 variables as non-NULL even with -fdelete-null-pointer-checks.
22213 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22215 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22217 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22220 * config/i386/i386.c (classify_argument): Handle SCmode with
22221 (bit_offset % 64) != 0.
22223 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22225 * doc/invoke.texi (Optimize Options): Add cross-reference to
22226 -Q --help=optimizers examples.
22228 2009-04-10 Ben Elliston <bje@au.ibm.com>
22231 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22232 regalign for the reg == fpr and TDmode case.
22234 2009-04-09 David Ayers <ayers@fsfe.org>
22237 * objc/objc-act.c (warn_with_method): Remove helper function.
22238 (check_duplicates): Call warning and inform directly.
22239 (really_start_method): Likewise.
22241 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22243 * expmed.c (expand_divmod): Always use a comparison for a division
22244 by a large unsigned integer.
22246 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22247 for things others than variables or functions as nonzero.
22249 2009-04-09 Nick Clifton <nickc@redhat.com>
22251 * unwind-compat.c: Change copyright header to refer to version
22252 3 of the GNU General Public License with version 3.1 of the
22253 GCC Runtime Library Exception and to point readers at the
22254 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22255 * config/alpha/crtfastmath.c: Likewise.
22256 * config/alpha/linux-unwind.h: Likewise.
22257 * config/alpha/qrnnd.asm: Likewise.
22258 * config/alpha/vms-crt0-64.c: Likewise.
22259 * config/alpha/vms-crt0.c: Likewise.
22260 * config/alpha/vms-dwarf2.asm: Likewise.
22261 * config/alpha/vms-dwarf2eh.asm: Likewise.
22262 * config/alpha/vms-psxcrt0-64.c: Likewise.
22263 * config/alpha/vms-psxcrt0.c: Likewise.
22264 * config/alpha/vms_tramp.asm: Likewise.
22265 * config/arc/initfini.c: Likewise.
22266 * config/arc/lib1funcs.asm: Likewise.
22267 * config/arm/bpabi-v6m.S: Likewise.
22268 * config/arm/bpabi.S: Likewise.
22269 * config/arm/bpabi.c: Likewise.
22270 * config/arm/crti.asm: Likewise.
22271 * config/arm/crtn.asm: Likewise.
22272 * config/arm/ieee754-df.S: Likewise.
22273 * config/arm/ieee754-sf.S: Likewise.
22274 * config/arm/lib1funcs.asm: Likewise.
22275 * config/arm/libunwind.S: Likewise.
22276 * config/arm/linux-atomic.c: Likewise.
22277 * config/arm/mmintrin.h: Likewise.
22278 * config/arm/pr-support.c: Likewise.
22279 * config/arm/unaligned-funcs.c: Likewise.
22280 * config/arm/unwind-arm.c: Likewise.
22281 * config/arm/unwind-arm.h: Likewise.
22282 * config/avr/libgcc.S: Likewise.
22283 * config/bfin/crti.s: Likewise.
22284 * config/bfin/crtlibid.s: Likewise.
22285 * config/bfin/crtn.s: Likewise.
22286 * config/bfin/lib1funcs.asm: Likewise.
22287 * config/bfin/linux-unwind.h: Likewise.
22288 * config/cris/arit.c: Likewise.
22289 * config/cris/cris_abi_symbol.c: Likewise.
22290 * config/darwin-64.c: Likewise.
22291 * config/darwin-crt2.c: Likewise.
22292 * config/darwin-crt3.c: Likewise.
22293 * config/darwin.h: Likewise.
22294 * config/dbxelf.h: Likewise.
22295 * config/dfp-bit.c: Likewise.
22296 * config/dfp-bit.h: Likewise.
22297 * config/elfos.h: Likewise.
22298 * config/fixed-bit.c: Likewise.
22299 * config/fixed-bit.h: Likewise.
22300 * config/fp-bit.c: Likewise.
22301 * config/fp-bit.h: Likewise.
22302 * config/fr30/crti.asm: Likewise.
22303 * config/fr30/crtn.asm: Likewise.
22304 * config/fr30/lib1funcs.asm: Likewise.
22305 * config/freebsd-spec.h: Likewise.
22306 * config/frv/cmovd.c: Likewise.
22307 * config/frv/cmovh.c: Likewise.
22308 * config/frv/cmovw.c: Likewise.
22309 * config/frv/frvbegin.c: Likewise.
22310 * config/frv/frvend.c: Likewise.
22311 * config/frv/lib1funcs.asm: Likewise.
22312 * config/glibc-stdint.h: Likewise.
22313 * config/h8300/clzhi2.c: Likewise.
22314 * config/h8300/crti.asm: Likewise.
22315 * config/h8300/crtn.asm: Likewise.
22316 * config/h8300/ctzhi2.c: Likewise.
22317 * config/h8300/fixunssfsi.c: Likewise.
22318 * config/h8300/lib1funcs.asm: Likewise.
22319 * config/h8300/parityhi2.c: Likewise.
22320 * config/h8300/popcounthi2.c: Likewise.
22321 * config/i386/ammintrin.h: Likewise.
22322 * config/i386/att.h: Likewise.
22323 * config/i386/avxintrin.h: Likewise.
22324 * config/i386/biarch64.h: Likewise.
22325 * config/i386/bmmintrin.h: Likewise.
22326 * config/i386/cpuid.h: Likewise.
22327 * config/i386/cross-stdarg.h: Likewise.
22328 * config/i386/crtfastmath.c: Likewise.
22329 * config/i386/crtprec.c: Likewise.
22330 * config/i386/cygming-crtbegin.c: Likewise.
22331 * config/i386/cygming-crtend.c: Likewise.
22332 * config/i386/cygwin.asm: Likewise.
22333 * config/i386/emmintrin.h: Likewise.
22334 * config/i386/gmm_malloc.h: Likewise.
22335 * config/i386/gthr-win32.c: Likewise.
22336 * config/i386/i386.h: Likewise.
22337 * config/i386/immintrin.h: Likewise.
22338 * config/i386/linux-unwind.h: Likewise.
22339 * config/i386/linux64.h: Likewise.
22340 * config/i386/mm3dnow.h: Likewise.
22341 * config/i386/mmintrin-common.h: Likewise.
22342 * config/i386/mmintrin.h: Likewise.
22343 * config/i386/nmmintrin.h: Likewise.
22344 * config/i386/pmm_malloc.h: Likewise.
22345 * config/i386/pmmintrin.h: Likewise.
22346 * config/i386/smmintrin.h: Likewise.
22347 * config/i386/sol2-c1.asm: Likewise.
22348 * config/i386/sol2-ci.asm: Likewise.
22349 * config/i386/sol2-cn.asm: Likewise.
22350 * config/i386/sol2-gc1.asm: Likewise.
22351 * config/i386/tmmintrin.h: Likewise.
22352 * config/i386/unix.h: Likewise.
22353 * config/i386/w32-unwind.h: Likewise.
22354 * config/i386/wmmintrin.h: Likewise.
22355 * config/i386/x86-64.h: Likewise.
22356 * config/i386/x86intrin.h: Likewise.
22357 * config/i386/xmmintrin.h: Likewise.
22358 * config/ia64/crtbegin.asm: Likewise.
22359 * config/ia64/crtend.asm: Likewise.
22360 * config/ia64/crtfastmath.c: Likewise.
22361 * config/ia64/crti.asm: Likewise.
22362 * config/ia64/crtn.asm: Likewise.
22363 * config/ia64/fde-glibc.c: Likewise.
22364 * config/ia64/lib1funcs.asm: Likewise.
22365 * config/ia64/linux-unwind.h: Likewise.
22366 * config/ia64/quadlib.c: Likewise.
22367 * config/ia64/unwind-ia64.c: Likewise.
22368 * config/linux.h: Likewise.
22369 * config/m32c/m32c-lib1.S: Likewise.
22370 * config/m32c/m32c-lib2-trapv.c: Likewise.
22371 * config/m32c/m32c-lib2.c: Likewise.
22372 * config/m32r/initfini.c: Likewise.
22373 * config/m68hc11/larith.asm: Likewise.
22374 * config/m68hc11/m68hc11-crt0.S: Likewise.
22375 * config/m68k/cf.md: Likewise.
22376 * config/m68k/crti.s: Likewise.
22377 * config/m68k/crtn.s: Likewise.
22378 * config/m68k/lb1sf68.asm: Likewise.
22379 * config/m68k/linux-unwind.h: Likewise.
22380 * config/mcore/crti.asm: Likewise.
22381 * config/mcore/crtn.asm: Likewise.
22382 * config/mcore/lib1.asm: Likewise.
22383 * config/mips/linux-unwind.h: Likewise.
22384 * config/mips/loongson.h: Likewise.
22385 * config/mips/mips16.S: Likewise.
22386 * config/mmix/crti.asm: Likewise.
22387 * config/mmix/crtn.asm: Likewise.
22388 * config/pa/fptr.c: Likewise.
22389 * config/pa/hpux-unwind.h: Likewise.
22390 * config/pa/lib2funcs.asm: Likewise.
22391 * config/pa/linux-atomic.c: Likewise.
22392 * config/pa/linux-unwind.h: Likewise.
22393 * config/pa/milli64.S: Likewise.
22394 * config/pa/quadlib.c: Likewise.
22395 * config/pa/stublib.c: Likewise.
22396 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22397 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22398 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22399 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22400 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22401 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22402 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22403 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22404 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22405 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22406 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22407 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22408 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22409 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22410 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22411 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22412 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22413 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22414 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22415 * config/rs6000/750cl.h: Likewise.
22416 * config/rs6000/altivec.h: Likewise.
22417 * config/rs6000/biarch64.h: Likewise.
22418 * config/rs6000/crtresfpr.asm: Likewise.
22419 * config/rs6000/crtresgpr.asm: Likewise.
22420 * config/rs6000/crtresxfpr.asm: Likewise.
22421 * config/rs6000/crtresxgpr.asm: Likewise.
22422 * config/rs6000/crtsavfpr.asm: Likewise.
22423 * config/rs6000/crtsavgpr.asm: Likewise.
22424 * config/rs6000/darwin-asm.h: Likewise.
22425 * config/rs6000/darwin-fallback.c: Likewise.
22426 * config/rs6000/darwin-fpsave.asm: Likewise.
22427 * config/rs6000/darwin-ldouble.c: Likewise.
22428 * config/rs6000/darwin-tramp.asm: Likewise.
22429 * config/rs6000/darwin-unwind.h: Likewise.
22430 * config/rs6000/darwin-vecsave.asm: Likewise.
22431 * config/rs6000/darwin-world.asm: Likewise.
22432 * config/rs6000/e500crtres32gpr.asm: Likewise.
22433 * config/rs6000/e500crtres64gpr.asm: Likewise.
22434 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22435 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22436 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22437 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22438 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22439 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22440 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22441 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22442 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22443 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22444 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22445 * config/rs6000/eabi-ci.asm: Likewise.
22446 * config/rs6000/eabi-cn.asm: Likewise.
22447 * config/rs6000/eabi.asm: Likewise.
22448 * config/rs6000/linux-unwind.h: Likewise.
22449 * config/rs6000/linux64.h: Likewise.
22450 * config/rs6000/paired.h: Likewise.
22451 * config/rs6000/paired.md: Likewise.
22452 * config/rs6000/ppc64-fp.c: Likewise.
22453 * config/rs6000/ppu_intrinsics.h: Likewise.
22454 * config/rs6000/rs6000.h: Likewise.
22455 * config/rs6000/si2vmx.h: Likewise.
22456 * config/rs6000/sol-ci.asm: Likewise.
22457 * config/rs6000/sol-cn.asm: Likewise.
22458 * config/rs6000/spe.h: Likewise.
22459 * config/rs6000/spu2vmx.h: Likewise.
22460 * config/rs6000/sysv4.h: Likewise.
22461 * config/rs6000/tramp.asm: Likewise.
22462 * config/rs6000/vec_types.h: Likewise.
22463 * config/s390/linux-unwind.h: Likewise.
22464 * config/s390/tpf-unwind.h: Likewise.
22465 * config/score/crti.asm: Likewise.
22466 * config/score/crtn.asm: Likewise.
22467 * config/sh/crt1.asm: Likewise.
22468 * config/sh/crti.asm: Likewise.
22469 * config/sh/crtn.asm: Likewise.
22470 * config/sh/divtab-sh4-300.c: Likewise.
22471 * config/sh/divtab-sh4.c: Likewise.
22472 * config/sh/divtab.c: Likewise.
22473 * config/sh/lib1funcs-4-300.asm: Likewise.
22474 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22475 * config/sh/lib1funcs.asm: Likewise.
22476 * config/sh/lib1funcs.h: Likewise.
22477 * config/sh/linux-atomic.asm: Likewise.
22478 * config/sh/linux-unwind.h: Likewise.
22479 * config/sh/shmedia.h: Likewise.
22480 * config/sh/sshmedia.h: Likewise.
22481 * config/sh/ushmedia.h: Likewise.
22482 * config/sparc/crtfastmath.c: Likewise.
22483 * config/sparc/linux-unwind.h: Likewise.
22484 * config/sparc/sol2-c1.asm: Likewise.
22485 * config/sparc/sol2-ci.asm: Likewise.
22486 * config/sparc/sol2-cn.asm: Likewise.
22487 * config/spu/divmodti4.c: Likewise.
22488 * config/spu/divv2df3.c: Likewise.
22489 * config/spu/float_disf.c: Likewise.
22490 * config/spu/float_unsdidf.c: Likewise.
22491 * config/spu/float_unsdisf.c: Likewise.
22492 * config/spu/float_unssidf.c: Likewise.
22493 * config/spu/mfc_multi_tag_release.c: Likewise.
22494 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22495 * config/spu/mfc_tag_release.c: Likewise.
22496 * config/spu/mfc_tag_reserve.c: Likewise.
22497 * config/spu/mfc_tag_table.c: Likewise.
22498 * config/spu/multi3.c: Likewise.
22499 * config/spu/spu_internals.h: Likewise.
22500 * config/spu/spu_intrinsics.h: Likewise.
22501 * config/spu/spu_mfcio.h: Likewise.
22502 * config/spu/vec_types.h: Likewise.
22503 * config/spu/vmx2spu.h: Likewise.
22504 * config/stormy16/stormy16-lib2.c: Likewise.
22505 * config/svr4.h: Likewise.
22506 * config/sync.c: Likewise.
22507 * config/v850/lib1funcs.asm: Likewise.
22508 * config/vxlib-tls.c: Likewise.
22509 * config/vxlib.c: Likewise.
22510 * config/vxworks-dummy.h: Likewise.
22511 * config/xtensa/crti.asm: Likewise.
22512 * config/xtensa/crtn.asm: Likewise.
22513 * config/xtensa/ieee754-df.S: Likewise.
22514 * config/xtensa/ieee754-sf.S: Likewise.
22515 * config/xtensa/lib1funcs.asm: Likewise.
22516 * config/xtensa/lib2funcs.S: Likewise.
22517 * config/xtensa/linux-unwind.h: Likewise.
22518 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22519 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22520 * coretypes.h: Likewise.
22521 * crtstuff.c: Likewise.
22522 * defaults.h: Likewise.
22523 * dwarf2.h: Likewise.
22524 * emutls.c: Likewise.
22525 * gbl-ctors.h: Likewise.
22526 * gcov-io.h: Likewise.
22527 * ginclude/float.h: Likewise.
22528 * ginclude/iso646.h: Likewise.
22529 * ginclude/stdarg.h: Likewise.
22530 * ginclude/stdbool.h: Likewise.
22531 * ginclude/stddef.h: Likewise.
22532 * ginclude/stdfix.h: Likewise.
22533 * ginclude/stdint-gcc.h: Likewise.
22534 * ginclude/tgmath.h: Likewise.
22535 * gthr-aix.h: Likewise.
22536 * gthr-dce.h: Likewise.
22537 * gthr-gnat.c: Likewise.
22538 * gthr-gnat.h: Likewise.
22539 * gthr-lynx.h: Likewise.
22540 * gthr-mipssde.h: Likewise.
22541 * gthr-nks.h: Likewise.
22542 * gthr-posix.c: Likewise.
22543 * gthr-posix.h: Likewise.
22544 * gthr-posix95.h: Likewise.
22545 * gthr-rtems.h: Likewise.
22546 * gthr-single.h: Likewise.
22547 * gthr-solaris.h: Likewise.
22548 * gthr-tpf.h: Likewise.
22549 * gthr-vxworks.h: Likewise.
22550 * gthr-win32.h: Likewise.
22551 * gthr.h: Likewise.
22552 * libgcc2.c: Likewise.
22553 * libgcc2.h: Likewise.
22554 * libgcov.c: Likewise.
22555 * tsystem.h: Likewise.
22556 * typeclass.h: Likewise.
22557 * unwind-c.c: Likewise.
22558 * unwind-compat.h: Likewise.
22559 * unwind-dw2-fde-compat.c: Likewise.
22560 * unwind-dw2-fde-darwin.c: Likewise.
22561 * unwind-dw2-fde-glibc.c: Likewise.
22562 * unwind-dw2-fde.c: Likewise.
22563 * unwind-dw2-fde.h: Likewise.
22564 * unwind-dw2.c: Likewise.
22565 * unwind-dw2.h: Likewise.
22566 * unwind-generic.h: Likewise.
22567 * unwind-pe.h: Likewise.
22568 * unwind-sjlj.c: Likewise.
22569 * unwind.inc: Likewise.
22570 * config/arm/neon-gen.ml: Change generated copyright header to
22571 refer to version 3 of the GNU General Public License with
22572 version 3.1 of the GCC Runtime Library Exception and to point
22573 readers at the COPYING3 and COPYING3.RUNTIME files and the
22574 FSF's license web page.
22575 * config/arm/arm_neon.h: Regenerate.
22577 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22579 * config/cris/cris.md: Change copyright header to refer to version
22580 3 of the GNU General Public License.
22581 * doc/install.texi2html: Change copyright header to refer to version
22582 3 of the GNU General Public License and to point readers at the
22583 COPYING3 file and the FSF's license web page.
22584 * config/vax/linux.h: Likewise.
22586 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22588 * config/i386/i386.md (cmpcc): New.
22589 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22590 (sync_compare_and_swap_cc*): Delete.
22592 * config/s390/s390.c (s390_compare_emitted): Remove.
22593 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22594 s390_compare_emitted used to be handled. Assert that modes match.
22595 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22596 refer to sync_compare_and_swap_ccsi.
22597 * config/s390/s390.h (s390_compare_emitted): Remove.
22598 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22599 instead of s390_compare_emitted.
22600 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22601 instead of s390_compare_emitted.
22602 * config/s390/s390.md (cmpcc): New.
22603 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22604 CC_REGNUM, do not pretend it's set.
22605 (sync_compare_and_swap_cc*): Delete.
22606 * config/s390/predicates.md (cc_reg_operand): New.
22608 * expr.c (sync_compare_and_swap_cc): Delete.
22609 * optabs.h (sync_compare_and_swap_cc): Delete.
22610 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22611 is being used with can_compare_p.
22612 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22613 (find_cc_set): New.
22614 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22615 look for a MODE_CC set instead. Use emit_store_flag.
22616 (expand_compare_and_swap_loop): Likewise, with some additional
22617 complication to avoid a force_reg when useless. Use
22618 emit_cmp_and_jump_insns.
22619 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22620 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22621 sync_compare_and_swap documentation.
22623 2009-04-09 Jan Hubicka <jh@suse.cz>
22625 * except.c (find_prev_try): Break out from ....
22626 (duplicate_eh_regions): ... here; properly update prev_try pointers
22627 when duplication part of tree.
22628 (dump_eh_tree): Improve dumping.
22629 (verify_eh_region): New.
22630 (verify_eh_tree): Use it.
22632 2009-04-06 Richard Guenther <rguenther@suse.de>
22634 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22635 &ARRAY addresses by adjusting their types and prepending
22637 * tree-cfg.c (verify_gimple_assign_single): Verify that
22638 addresses are correct.
22640 2009-04-09 Richard Guenther <rguenther@suse.de>
22642 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22643 indices into an array reference if possible.
22644 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22645 Fold POINTER_PLUS_EXPR statements with invariant address.
22647 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22650 * config.gcc (powerpc64-*-linux*): Always build biarch.
22652 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22655 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22656 it and pedwarn if this results in an INTEGER_CST.
22658 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22660 * doc/install.texi: Update minimum GMP version. Remove obsolete
22661 text in MPFR section.
22663 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22665 * dwarf2out.c (class_scope_p): New static inline.
22666 (class_or_namespace_scope_p): Use it.
22667 (gen_variable_die): Use DW_TAG_member tag for static data member
22668 declarations instead of DW_TAG_variable.
22670 PR middle-end/39573
22671 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22674 2009-04-08 Richard Guenther <rguenther@suse.de>
22676 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22677 valueize random data.
22679 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22681 * config.gcc (aix tm_file): Add aix-stdint.h.
22682 (aix tm clause use_gcc_stdint): Set to wrap.
22683 * config/rs6000/aix-stdint.h: New file.
22685 2009-04-08 Richard Guenther <rguenther@suse.de>
22687 PR middle-end/36291
22688 * tree-dfa.c (add_referenced_var): Do not recurse into
22689 global initializers.
22690 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22692 (fold_const_aggregate_ref): Likewise.
22694 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22696 * recog.c (ordered_comparison_operator): New.
22697 * gensupport.c (std_preds): Add it.
22698 * doc/md.texi (Machine-Independent Predicates): Document it.
22700 2009-04-08 Jan Hubicka <jh@suse.cz>
22702 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22703 * function.h (rtl_eh): Remove exception_handler_label_map.
22704 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22705 remove_exception_handler_label, for_each_eh_label_1): Remove.
22706 (rtl_remove_unreachable_regions): Remove.
22707 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22708 (find_exception_handler_labels): Don't build the hashtable.
22709 (maybe_remove_eh_handler): Remove.
22710 (for_each_eh_label): Rewrite to walk the tree.
22711 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22712 * except.h (maybe_remove_eh_handler): Remove.
22713 * passes.c (init_optimization_passes): Schedule second EH cleanup
22715 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22716 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22718 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22720 * genoutput.c (validate_optab_operands): New.
22721 (gen_insn, gen_expand): Call it.
22723 * genflags.c (gen_insn): Detect misused iterators.
22724 (main): Pass line_no to gen_insn, exit with status 1 on error.
22726 * genextract.c (line_no): Make global.
22727 (VEC_safe_set_locstr): Change assertion to error message.
22728 (main): Exit with status 1 on error.
22730 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22734 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22735 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22736 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22737 * c-convert.c (convert): Do not call fold on results of conversion
22738 functions when the result is a C_MAYBE_CONST_EXPR.
22739 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22740 of __builtin_choose_expr.
22741 * c-typeck.c (remove_c_maybe_const_expr): New.
22742 (build_unary_op, build_conditional_expr, build_compound_expr,
22743 build_binary_op, c_objc_common_truthvalue_conversion): Call
22744 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22747 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22749 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22750 CODE to produce a new one. Add a prototype to use fold_convert_const
22752 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22755 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22756 mix declarations and code.
22758 2009-04-08 Ben Elliston <bje@au.ibm.com>
22760 * gcc.c: Replace `CC' with `GCC' throughout.
22762 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22764 * doc/invoke.texi: Document Atom support.
22766 2009-04-07 Jason Merrill <jason@redhat.com>
22769 * c-common.h, c-common.c: Add flag_pretty_templates.
22770 * c-opts.c (c_common_handle_option): Set it.
22771 * c.opt: Add -fno-pretty-templates.
22772 * doc/invoke.texi (C++ Dialect Options): Likewise.
22774 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22776 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22777 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22778 (ia64_expand_builtin): Likewise.
22780 2009-04-07 Martin Jambor <mjambor@suse.cz>
22782 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22783 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22784 ADDR_EXPRS are include too.
22786 2009-04-07 Richard Guenther <rguenther@suse.de>
22788 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22789 decls are only used if passes as parameters or if they are
22790 local statics and the call is not to a builtin.
22791 (call_may_clobber_ref_p_1): Likewise.
22793 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22795 * expr.c (do_store_flag): Remove last argument. Simplify code
22796 to avoid duplication of tests already done by can_compare_p.
22797 (expand_expr_real_1): Adjust caller.
22799 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22801 * optabs.c (can_compare_p): Test the predicate of a
22802 cbranch and cstore pattern.
22804 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22806 * expr.c (convert_move): Use emit_store_flag instead of
22809 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22811 * config/i386/i386.c (ix86_compare_emitted): Remove.
22812 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22813 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22814 * config/i386/i386.h (ix86_compare_emitted): Remove.
22815 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22816 instead of ix86_compare_emitted.
22817 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22819 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22821 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22822 Add t-sysroot-suffix to tmake_file.
22823 * config/print-sysroot-suffix.sh: New file.
22824 * config/t-sysroot-suffix: New file.
22826 2009-04-07 Ben Elliston <bje@au.ibm.com>
22828 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22829 as the latter produces a warning when the target does not support
22832 2009-04-07 Ben Elliston <bje@au.ibm.com>
22834 * dfp.c: Replace type punning assignments with memcpy throughout.
22835 * Makefile.in (dfp.o-warn): Remove.
22837 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22840 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22841 Include soft-fp/t-softfp after rs6000/t-linux64.
22843 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22845 * stor-layout.c (set_sizetype): Use the full precision of their
22846 machine mode for bitsize types.
22848 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22850 * config/i386/i386.md: Revert 2 accidental checkins.
22852 2009-04-06 Joey Ye <joey.ye@intel.com>
22853 Xuepeng Guo <xuepeng.guo@intel.com>
22854 H.J. Lu <hongjiu.lu@intel.com>
22856 Atom pipeline model, tuning and insn selection.
22857 * config.gcc (atom): Add atom config options and target.
22859 * config/i386/atom.md: New.
22861 * config/i386/i386.c (atom_cost): New cost.
22862 (m_ATOM): New macro flag.
22863 (initial_ix86_tune_features): Set m_ATOM.
22864 (x86_accumulate_outgoing_args): Likewise.
22865 (x86_arch_always_fancy_math_387): Likewise.
22866 (processor_target): Add Atom cost.
22867 (cpu_names): Add Atom cpu name.
22868 (override_options): Set Atom ISA.
22869 (ix86_issue_rate): New case PROCESSOR_ATOM.
22870 (ix86_adjust_cost): Likewise.
22872 * config/i386/i386.h (TARGET_ATOM): New target macro.
22873 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22874 (TARGET_OPT_AGU): New target option.
22875 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22876 (processor_type): Add PROCESSOR_ATOM.
22878 * config/i386/i386.md (cpu): Add new value "atom".
22879 (use_carry, movu): New attr.
22880 (atom.md): Include atom.md.
22881 (adddi3_carry_rex64): Set attr "use_carry".
22882 (addqi3_carry): Likewise.
22883 (addhi3_carry): Likewise.
22884 (addsi3_carry): Likewise.
22885 (*addsi3_carry_zext): Likewise.
22886 (subdi3_carry_rex64): Likewise.
22887 (subqi3_carry): Likewise.
22888 (subhi3_carry): Likewise.
22889 (subsi3_carry): Likewise.
22890 (x86_movdicc_0_m1_rex64): Likewise.
22891 (*x86_movdicc_0_m1_se): Likewise.
22892 (x86_movsicc_0_m1): Likewise.
22893 (*x86_movsicc_0_m1_se): Likewise.
22894 (*adddi_1_rex64): Emit add insn as much as possible.
22895 (*addsi_1): Likewise.
22896 (return_internal): Set atom_unit.
22897 (return_internal_long): Likewise.
22898 (return_pop_internal): Likewise.
22899 (*rcpsf2_sse): Set atom_sse_attr attr.
22900 (*qrt<mode>2_sse): Likewise.
22901 (*prefetch_sse): Likewise.
22903 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22905 (ix86_target_macros_internal): Likewise.
22907 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22908 (*prefetch_sse_rex): Likewise.
22909 (sse_rcpv4sf2): Likewise.
22910 (sse_vmrcpv4sf2): Likewise.
22911 (sse_sqrtv4sf2): Likewise.
22912 (<sse>_vmsqrt<mode>2): Likewise.
22913 (sse_ldmxcsr): Likewise.
22914 (sse_stmxcsr): Likewise.
22915 (*sse_sfence): Likewise.
22916 (sse2_clflush): Likewise.
22917 (*sse2_mfence): Likewise.
22918 (*sse2_lfence): Likewise.
22919 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22920 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22921 (avx_movdqu<avxmodesuffix>): Likewise.
22922 (avx_lddqu<avxmodesuffix>): Likewise.
22923 (sse2_movntv2di): Change attr "type" to "ssemov".
22924 (sse2_movntsi): Likewise.
22925 (rsqrtv8sf2): Change attr "type" to "sseadd".
22926 (sse3_addsubv2df3): Set attr "atom_unit".
22927 (sse3_h<plusminus_insn>v4sf3): Likewise.
22928 (*sse2_pmaddwd): Likewise.
22929 (*vec_extractv2di_1_rex64): Likewise.
22930 (*vec_extractv2di_1_avx): Likewise.
22931 (sse2_psadbw): Likewise.
22932 (ssse3_phaddwv8hi3): Likewise.
22933 (ssse3_phaddwv4hi3): Likewise.
22934 (ssse3_phadddv4si3): Likewise.
22935 (ssse3_phadddv2si3): Likewise.
22936 (ssse3_phaddswv8hi3): Likewise.
22937 (ssse3_phaddswv4hi3): Likewise.
22938 (ssse3_phsubwv8hi3): Likewise.
22939 (ssse3_phsubwv4hi3): Likewise.
22940 (ssse3_phsubdv4si3): Likewise.
22941 (ssse3_phsubdv2si3): Likewise.
22942 (ssse3_phsubswv8hi3): Likewise.
22943 (ssse3_phsubswv4hi3): Likewise.
22944 (ssse3_pmaddubsw128): Likewise.
22945 (sse3_pmaddubsw: Likewise.
22946 (ssse3_palignrti): Likewise.
22947 (ssse3_palignrdi): Likewise.
22949 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22951 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22953 2009-04-06 Richard Guenther <rguenther@suse.de>
22955 PR tree-optimization/28868
22956 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22957 of which PHI results we inserted.
22958 (insert_into_preds_of_block): Record inserted PHIs.
22959 (eliminate): Eliminate redundant PHI nodes.
22960 (init_pre): Init inserted_phi_names.
22962 2009-04-06 Richard Guenther <rguenther@suse.de>
22964 PR tree-optimization/39643
22965 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22966 IMAGPART_EXPRs of complex constants.
22967 (execute_fold_all_builtins): If we folded a call queue
22968 TODO_update_address_taken.
22970 2009-04-06 Jan Hubicka <jh@suse.cz>
22972 PR middle-end/39659
22973 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22976 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22978 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22980 (ic_invalidate_array): Likewise.
22982 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22984 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22985 alignment for library calls.
22987 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22989 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22990 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22991 * config/i386/mingw-stdint.h: New file.
22993 2009-04-05 Richard Guenther <rguenther@suse.de>
22995 PR tree-optimization/39648
22996 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22997 our &A vs. &A[0] IL deficiencies.
22999 2009-04-04 Jan Hubicka <jh@suse.cz>
23001 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23002 removed toplevel regions.
23003 (sjlj_mark_call_sites): Likewise.
23005 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23007 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23008 (cygwin tm clause use_gcc_stdint): Set to wrap.
23009 * config/i386/cygwin-stdint.h: New file.
23011 2009-04-04 Richard Guenther <rguenther@suse.de>
23013 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23014 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23015 single-argument PHIs if we are in loop-closed SSA form.
23016 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23017 for the pre-condition.
23018 (slpeel_tree_peel_loop_to_edge): Likewise.
23019 (vect_build_loop_niters): Take an optional sequence to append stmts.
23020 (vect_generate_tmps_on_preheader): Likewise.
23021 (vect_do_peeling_for_loop_bound): Take extra guards for the
23023 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23024 the cost model check.
23025 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23026 guards if we are going to peel. Do not apply versioning in that case.
23027 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23028 (vect_do_peeling_for_loop_bound): Likewise.
23029 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23030 loop bound only record extra pre-conditions, do not apply loop
23033 2009-04-04 Richard Guenther <rguenther@suse.de>
23035 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23038 2009-04-04 Jan Hubicka <jh@suse.cz>
23040 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23041 last_basic_block for size of bb->index indexed array.
23042 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23043 compute_out, link_btr_uses, build_btr_def_use_webs,
23044 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23046 2009-04-04 Jan Hubicka <jh@suse.cz>
23048 * except.c (remove_eh_handler_and_replace): Break out from ...
23049 (remove_eh_handler): ... here.
23050 (bring_to_root): New function.
23051 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23052 handled ones, bring others to root of tree.
23054 2009-04-04 Jan Hubicka <jh@suse.cz>
23056 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23057 (all_phis_safe_to_merge): New function.
23058 (update_info): New structure.
23059 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23060 (cleanup_empty_eh): Update SSA if possible.
23062 2009-04-04 Richard Guenther <rguenther@suse.de>
23064 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23065 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23066 (append_vuse): Likewise.
23068 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23070 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23071 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23072 instead of REG_UNSAVED for DW_CFA_undefined.
23073 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23074 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23077 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23080 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23082 2009-04-04 Richard Guenther <rguenther@suse.de>
23084 PR tree-optimization/8781
23085 PR tree-optimization/37892
23086 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23087 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23088 (valueize_refs): Call it for *& valueizations.
23089 (shared_reference_ops_from_ref): Rename to ...
23090 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23091 (shared_reference_ops_from_call): Rename to ...
23092 (valueize_shared_reference_ops_from_call): ... this and valueize.
23093 (vn_reference_lookup): Update.
23094 (visit_reference_op_call): Likewise.
23095 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23096 (eliminate): Value-replace the call address in call statements.
23098 2009-04-04 Richard Guenther <rguenther@suse.de>
23100 PR tree-optimization/39636
23101 * tree-ssa-forwprop.c
23102 (forward_propagate_addr_into_variable_array_index): Check for
23103 GIMPLE_ASSIGN before accessing the rhs code.
23105 2009-04-03 Jason Merrill <jason@redhat.com>
23107 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23109 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23111 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23112 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23113 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23114 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23115 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23116 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23117 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23118 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23119 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23120 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23121 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23122 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23123 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23124 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23125 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23126 Use fr_reg_or_fp01_operand instead of fr_register_operand
23128 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23129 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23130 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23132 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23134 PR rtl-optimization/39607
23135 PR rtl-optimization/39631
23139 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23140 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23141 instead of DF_LR_OUT.
23142 * ira-lives.c (process_bb_node_lives): Ditto.
23143 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23144 instead of DF_LR_{OUT,IN}.
23145 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23146 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23148 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23150 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23151 (execute_lower_omp): Always run but take the short way out if -fopenmp
23153 (gate_lower_omp): Remove, forcing the pass manager to always run the
23154 pass and always set PROP_gimple_lomp.
23155 (pass_lower_omp): Remove gate function.
23156 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23157 PROP_trees. Instead, require it.
23158 * ipa-cp.c (pass_ipa_cp): Likewise.
23159 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23160 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23161 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23162 and PROP_gimple_leh.
23164 2009-04-03 Richard Guenther <rguenther@suse.de>
23166 PR middle-end/13146
23167 PR tree-optimization/23940
23168 PR tree-optimization/33237
23169 PR middle-end/33974
23170 PR middle-end/34093
23171 PR tree-optimization/36201
23172 PR tree-optimization/36230
23173 PR tree-optimization/38049
23174 PR tree-optimization/38207
23175 PR tree-optimization/38230
23176 PR tree-optimization/38301
23177 PR tree-optimization/38585
23178 PR middle-end/38895
23179 PR tree-optimization/38985
23180 PR tree-optimization/39299
23181 * tree-ssa-structalias.h: Remove.
23182 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23183 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23184 (struct vuse_element_d): Remove.
23185 (struct vuse_vec_d): Likewise.
23186 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23187 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23188 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23189 VUSE_ELEMENT_VAR): Likewise.
23190 (struct voptype_d): Likewise.
23191 (NUM_VOP_FREE_BUCKETS): Likewise.
23192 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23193 (struct stmt_operands_d): Remove.
23194 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23195 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23196 VDEF_NUM, VDEF_VECT): Likewise.
23197 (copy_virtual_operands): Remove.
23198 (operand_build_cmp): Likewise.
23199 (create_ssa_artificial_load_stmt): Likewise.
23200 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23201 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23202 vuse_index and mayuse_index members. Pack and move done and iter_type
23203 members to the front.
23204 (SSA_OP_VMAYUSE): Remove.
23205 (SSA_OP_VIRTUAL_USES): Adjust.
23206 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23207 (unlink_stmt_vdef): Declare.
23208 (add_to_addressable_set): Remove.
23209 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23210 (vrp_visit_stmt): Likewise.
23211 * doc/tree-ssa.texi (Alias analysis): Update.
23212 * doc/invoke.texi (max-aliased-vops): Remove docs.
23213 (avg-aliased-vops): Likewise.
23214 * tree-into-ssa.c (syms_to_rename): Remove.
23215 (need_to_update_vops_p): Likewise.
23216 (need_to_initialize_update_ssa_p): Rename to ...
23217 (update_ssa_initialized_fn): ... this. Track function we are
23219 (symbol_marked_for_renaming): Simplify.
23220 (add_new_name_mapping): Do not set need_to_update_vops_p.
23221 (dump_currdefs): Use SYMS_TO_RENAME.
23222 (rewrite_update_stmt): Always walk all uses/defs.
23223 (dump_update_ssa): Adjust.
23224 (init_update_ssa): Take function argument. Track what we are
23226 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23227 (create_new_def_for): Initialize for cfun, assert we are initialized
23229 (mark_sym_for_renaming): Simplify.
23230 (mark_set_for_renaming): Do not initialize update-ssa.
23231 (need_ssa_update_p): Simplify. Take function argument.
23232 (name_mappings_registered_p): Assert we ask for the correct function.
23233 (name_registered_for_update_p): Likewise.
23234 (ssa_names_to_replace): Likewise.
23235 (release_ssa_name_after_update_ssa): Likewise.
23236 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23237 (dump_decl_set): Do not print a newline.
23238 (debug_decl_set): Do it here.
23239 (dump_update_ssa): And here.
23240 * tree-ssa-loop-im.c (move_computations): Adjust.
23241 (movement_possibility): Likewise.
23242 (determine_max_movement): Likewise.
23243 (gather_mem_refs_stmt): Likewise.
23244 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23245 or NAME_MEMORY_TAG.
23246 * tree-complex.c (update_all_vops): Remove.
23247 (expand_complex_move): Adjust.
23248 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23249 Simplify test for memory referencing statement. Exclude
23250 non-invariant ADDR_EXPRs.
23251 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23252 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23253 (rdg_flag_uses): Likewise.
23254 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23256 (tree_optimize_tail_calls_1): Also split the
23257 edge from the entry block if we have degenerate PHI nodes in
23258 the first basic block.
23259 * tree.c (init_ttree): Remove memory-tag related code.
23260 (tree_code_size): Likewise.
23261 (tree_node_structure): Likewise.
23262 (build7_stat): Re-write to be build6_stat.
23263 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23264 (SSA_VAR_P): Adjust.
23265 (struct tree_memory_tag): Remove.
23266 (struct tree_memory_partition_tag): Likewise.
23267 (union tree_node): Adjust.
23268 (build7): Re-write to be build6.
23269 * tree-pass.h (pass_reset_cc_flags): Remove.
23270 (TODO_update_address_taken): New flag.
23271 (pass_simple_dse): Remove.
23272 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23273 * params.h (MAX_ALIASED_VOPS): Remove.
23274 (AVG_ALIASED_VOPS): Likewise.
23275 * omp-low.c (expand_omp_taskreg): Update SSA form.
23276 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23277 aliases the lhs in a copy stmt.
23278 * tree-ssa-dse.c (struct address_walk_data): Remove.
23279 (memory_ssa_name_same): Likewise.
23280 (memory_address_same): Likewise.
23281 (get_kill_of_stmt_lhs): Likewise.
23282 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23283 unused stores. Look through PHI nodes into post-dominated regions.
23284 (dse_optimize_stmt): Simplify. Properly remove stores.
23285 (tree_ssa_dse): Compute dominators.
23286 (execute_simple_dse): Remove.
23287 (pass_simple_dse): Likewise.
23288 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23289 gimple_loaded_syms and gimple_stored_syms computation.
23290 * toplev.c (dump_memory_report): Dump alias and pta stats.
23291 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23292 (vn_reference_eq): Likewise.
23293 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23294 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23295 valueize_vuses): Remove.
23296 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23297 (get_def_ref_stmt_vuse): ... this.
23298 (vn_reference_lookup_2): New function.
23299 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23300 walking equivalent vuses. Simplify.
23301 (vn_reference_lookup): Likewise.
23302 (vn_reference_insert): Likewise.
23303 (vn_reference_insert_pieces): Likewise.
23304 (visit_reference_op_call): Simplify.
23305 (visit_reference_op_load): Likewise.
23306 (visit_reference_op_store): Likewise.
23307 (init_scc_vn): Remove shared_lookup_vuses initialization.
23308 (free_scc_vn): Remove shared_lookup_vuses freeing.
23309 (sort_vuses, sort_vuses_heap): Remove.
23310 (get_ref_from_reference_ops): Export.
23311 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23312 vector with single vuse pointer.
23313 (vn_reference_lookup_pieces, vn_reference_lookup,
23314 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23315 (shared_vuses_from_stmt): Remove.
23316 (get_ref_from_reference_ops): Declare.
23317 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23318 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23319 memory-tag related code.
23320 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23321 (likely_value): Add comment, skip static-chain of call statements.
23322 (surely_varying_stmt_p): Adjust.
23323 (gimplify_and_update_call_from_tree): Likewise.
23324 (execute_fold_all_builtins): Do not rebuild alias info.
23325 (gimplify_and_update_call_from_tree): Properly update VOPs.
23326 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23327 (copy_ref_info): Remove memory-tag related code.
23328 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23329 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23330 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23332 * tree-ssa-dom.c (gimple_p): Remove typedef.
23333 (eliminate_redundant_computations): Adjust.
23334 (record_equivalences_from_stmt): Likewise.
23335 (avail_expr_hash): Likewise.
23336 (avail_expr_eq): Likewise.
23337 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23338 (stmt_makes_single_load): Likewise.
23339 (stmt_makes_single_store): Likewise.
23340 * tree-ssa-alias.c: Rewrite completely.
23341 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23342 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23343 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23344 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23345 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23346 Remove public functions.
23347 (pass_reset_cc_flags): Remove.
23348 (pass_build_alias): Move ...
23349 * tree-ssa-structalias.c (pass_build_alias): ... here.
23350 * tree-ssa-alias.c (may_be_aliased): Move ...
23351 * tree-flow-inline.h (may_be_aliased): ... here.
23352 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23353 count_uses_and_derefs): Move ...
23354 * gimple.c: ... here.
23355 * gimple.h (count_uses_and_derefs): Declare.
23356 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23357 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23358 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23359 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23360 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23361 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23362 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23364 * tree-dfa.c (refs_may_alias_p): Move ...
23365 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23366 * tree-ssa-alias.h: New file.
23367 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23368 (statement_sink_location): Likewise.
23369 * opts.c (decode_options): Do not adjust max-aliased-vops or
23370 avg-aliased-vops values.
23371 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23372 (TV_CALL_CLOBBER): Likewise.
23373 (TV_FLOW_SENSITIVE): Likewise.
23374 (TV_FLOW_INSENSITIVE): Likewise.
23375 (TV_MEMORY_PARTITIONING): Likewise.
23376 (TV_ALIAS_STMT_WALK): New timevar.
23377 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23378 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23379 (get_address_description): Remove memory-tag related code.
23380 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23381 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23382 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23383 and immediate uses in statements. Document.
23384 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23385 (dump_symbols): Remove.
23386 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23387 * alias.c (get_deref_alias_set): New function split out from ...
23388 (get_alias_set): ... here.
23389 * alias.h (get_deref_alias_set): Declare.
23390 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23391 type parameter. Remove restrict pointer handling. Create a
23392 ref-all pointer in case type-based alias sets do not conflict.
23393 (vect_analyze_data_refs): Remove SMT related code.
23394 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23395 (vectorizable_load): Likewise.
23396 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23397 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23398 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23399 Ignore vops and SMTs.
23400 (dr_analyze_alias): Likewise..
23401 (free_data_ref): Likewise.
23402 (create_data_ref): Likewise.
23403 (analyze_all_data_dependences): Likewise.
23404 (get_references_in_stmt): Adjust.
23405 * tree-flow-inline.h (gimple_aliases_computed_p,
23406 gimple_addressable_vars, gimple_call_clobbered_vars,
23407 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23408 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23409 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23410 gimple_mem_ref_stats): Remove.
23411 (gimple_vop): New function.
23412 (op_iter_next_use): Remove vuses and mayuses cases.
23413 (op_iter_next_def): Remove vdefs case.
23414 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23415 (clear_and_done_ssa_iter): Do not set removed fields.
23416 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23417 Assert we are not iterating over vuses or vdefs if not also
23418 iterating over uses or defs.
23419 (op_iter_init_use): Likewise.
23420 (op_iter_init_def): Likewise.
23421 (op_iter_next_vdef): Remove.
23422 (op_iter_next_mustdef): Likewise.
23423 (op_iter_init_vdef): Likewise.
23424 (compare_ssa_operands_equal): Likewise.
23425 (link_use_stmts_after): Handle vuse operand.
23426 (is_call_used): Use is_call_clobbered.
23427 (is_call_clobbered): Global variables are always call clobbered,
23428 query the call-clobbers bitmap.
23429 (mark_call_clobbered): Ignore global variables.
23430 (clear_call_clobbered): Likewise.
23431 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23432 virtual operands sanity check.
23433 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23435 (TARGET_MEM_REF): Remove TMR_TAG operand.
23436 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23437 Remove call-clobber related code.
23438 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23439 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23440 partitions or escape reason.
23441 (get_single_def_stmt, get_single_def_stmt_from_phi,
23442 get_single_def_stmt_with_phi): Remove.
23443 (dump_referenced_vars): Tidy.
23444 (get_ref_base_and_extent): Allow bare decls.
23445 (collect_dfa_stats): Adjust.
23446 * graphite.c (rename_variables_in_stmt): Adjust.
23447 (graphite_copy_stmts_from_block): Likewise.
23448 (translate_clast): Likewise.
23449 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23451 (translate_vuse_through_block): Use the oracle.
23452 (phi_translate_1): Adjust.
23453 (value_dies_in_block_x): Use the oracle. Cache the outcome
23455 (valid_in_sets): Check if the VUSE for
23456 a REFERENCE is available.
23457 (eliminate): Do not remove stmts during elimination,
23458 instead queue and remove them afterwards.
23459 (do_pre): Do not rebuild alias info.
23460 (pass_pre): Run TODO_rebuild_alias before PRE.
23461 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23462 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23463 (mark_all_v_defs_stmt): Remove.
23464 (mark_all_v_defs_seq): Adjust.
23465 (sra_replace): Likewise.
23466 (scalarize_use): Likewise.
23467 (scalarize_copy): Likewise.
23468 (scalarize_init): Likewise.
23469 (scalarize_ldst): Likewise.
23470 (todoflags): Remove.
23471 (tree_sra): Do not rebuild alias info.
23472 (tree_sra_early): Adjust.
23473 (pass_sra): Run TODO_update_address_taken before SRA.
23474 * tree-predcom.c (set_alias_info): Remove.
23475 (prepare_initializers_chain): Do not call it.
23476 (mark_virtual_ops_for_renaming): Adjust.
23477 (mark_virtual_ops_for_renaming_list): Remove.
23478 (initialize_root_vars): Adjust.
23479 (initialize_root_vars_lm): Likewise.
23480 (prepare_initializers_chain): Likewise.
23481 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23482 (may_propagate_copy_into_stmt): Likewise.
23483 (merge_alias_info): Do nothing for now.
23484 (propagate_tree_value_into_stmt): Adjust.
23485 (stmt_may_generate_copy): Likewise.
23486 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23487 not mark symbols for renaming.
23488 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23489 with the same statement, make sure to update the new pointed-to one.
23490 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23491 call statements, do not mark symbols for renaming.
23492 (mark_operand_necessary): Dump something.
23493 (ref_may_be_aliased): New function.
23494 (mark_aliased_reaching_defs_necessary_1): New helper function.
23495 (mark_aliased_reaching_defs_necessary): Likewise.
23496 (mark_all_reaching_defs_necessary_1): Likewise.
23497 (mark_all_reaching_defs_necessary): Likewise.
23498 (propagate_necessity): Do not process virtual PHIs. For
23499 non-aliased loads mark all reaching definitions as necessary.
23500 For aliased loads and stores mark the immediate dominating
23501 aliased clobbers as necessary.
23502 (visited): New global static.
23503 (perform_tree_ssa_dce): Free visited bitmap after propagating
23505 (remove_dead_phis): Perform simple dead virtual PHI removal.
23506 (remove_dead_stmt): Properly unlink virtual operands when
23508 (eliminate_unnecessary_stmts): Schedule PHI removal after
23510 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23511 (process_replaceable): Likewise.
23512 (find_replaceable_in_bb): Likewise.
23513 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23514 based on the single gimple vop.
23515 (verify_flow_insensitive_alias_info): Remove.
23516 (verify_flow_sensitive_alias_info): Likewise.
23517 (verify_call_clobbering): Likewise.
23518 (verify_memory_partitions): Likewise.
23519 (verify_alias_info): Likewise.
23520 (verify_ssa): Adjust..
23521 (execute_update_addresses_taken): Export. Update SSA
23522 manually. Optimize only when optimizing. Use a local bitmap.
23523 (pass_update_address_taken): Remove TODO_update_ssa, add
23525 (pass_update_address_taken): Just use TODO_update_address_taken.
23526 (init_tree_ssa): Do not initialize addressable_vars.
23527 (verify_ssa): Verify new VUSE / VDEF properties.
23528 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23529 Do not call verify_alias_info.
23530 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23531 Do not free the loaded and stored syms bitmaps. Reset the escaped
23532 and callused solutions. Do not free addressable_vars.
23533 Remove memory-tag related code.
23534 (warn_uninitialized_var): Aliases are always available.
23535 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23536 * lambda-code.c (can_put_in_inner_loop): Adjust.
23537 (can_put_after_inner_loop): Likewise.
23538 (perfect_nestify): Likewise.
23539 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23540 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23541 (vectorizable_conversion): Do not mark symbols for renaming.
23542 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23543 (expand_call_inline): Unlink the calls virtual operands before
23545 (tree_function_versioning): Do not call update_ssa if we are not
23546 updating clones. Simplify.
23547 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23548 (propagate_with_phi): Likewise..
23549 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23550 clobber code. Assert we are not aliased or global.
23551 * tree-flow.h: Include tree-ssa-alias.h
23552 (enum escape_type): Remove.
23553 (struct mem_sym_stats_d): Likewise.
23554 (struct mem_ref_stats_d): Likewise.
23555 (struct gimple_df): Add vop member. Remove global_var,
23556 call_clobbered_vars, call_used_vars, addressable_vars,
23557 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23558 escaped and callused members.
23559 (struct ptr_info_def): Remove all members, add points-to solution
23561 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23562 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23563 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23564 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23565 (tree-ssa-alias.o): Likewise.
23566 (toplev.o): Add tree-ssa-alias.h
23567 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23568 * gimple.c (gimple_set_bb): Fix off-by-one error.
23569 (is_gimple_reg): Do not handle memory tags.
23570 (gimple_copy): Also copy virtual operands.
23571 Delay updating the statement. Do not reset loaded and stored syms.
23572 (gimple_set_stored_syms): Remove.
23573 (gimple_set_loaded_syms): Likewise.
23574 (gimple_call_copy_skip_args): Copy the virtual operands
23575 and mark the new statement modified.
23576 * tree-ssa-structalias.c (may_alias_p): Remove.
23577 (set_uids_in_ptset): Take the alias set to prune with as
23578 parameter. Fold in the alias test of may_alias_p.
23579 (compute_points_to_sets): Compute whether a ptr is dereferenced
23580 in a local sbitmap.
23581 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23582 other ADDRESSOF constraints on the lhs.
23583 (get_constraint_for_component_ref): Assert that we don't get
23584 ADDRESSOF constraints from the base of the reference.
23585 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23586 (struct variable_info): Remove collapsed_to member.
23587 (get_varinfo_fc): Remove.
23588 (new_var_info): Do not set collapsed_to.
23589 (dump_constraint): Do not follow cycles.
23590 (dump_constraint_graph): Likewise.
23591 (build_pred_graph): Likewise.
23592 (build_succ_graph): Likewise.
23593 (rewrite_constraints): Likewise.
23594 (do_simple_structure_copy): Remove.
23595 (do_rhs_deref_structure_copy): Remove.
23596 (do_lhs_deref_structure_copy): Remove.
23597 (collapse_rest_of_var): Remove.
23598 (do_structure_copy): Re-implement.
23599 (pta_stats): New global variable.
23600 (dump_pta_stats): New function.
23601 (struct constraint_expr): Make offset signed.
23602 (UNKNOWN_OFFSET): Define special value.
23603 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23604 (solution_set_expand): New helper function split out from ...
23605 (do_sd_constraint): ... here.
23606 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23607 (do_ds_constraint): Likewise.
23608 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23609 and CALLUSED = *CALLUSED.
23610 (set_union_with_increment): Make inc argument signed.
23611 (type_safe): Remove.
23612 (get_constraint_for_ptr_offset): Handle unknown and negative
23614 (first_vi_for_offset): Handle offsets before start. Bail
23615 out early for offsets beyond the variable extent.
23616 (first_or_preceding_vi_for_offset): New function.
23617 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23618 Together with ESCAPED = *ESCAPED this properly computes reachability.
23619 (find_what_var_points_to): New function.
23620 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23621 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23622 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23623 pt_solutions_intersect): New functions.
23624 (compute_call_used_vars): Remove.
23625 (compute_may_aliases): New main entry into PTA computation.
23626 * gimple.h (gimple_p): New typedef.
23627 (struct gimple_statement_base): Remove references_memory_p.
23628 (struct gimple_statement_with_memory_ops_base): Remove
23629 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23631 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23632 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23633 gimple_set_references_memory): Remove.
23634 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23635 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23637 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23638 (verify_expr): Allow RESULT_DECL.
23639 (gimple_duplicate_bb): Do not copy virtual operands.
23640 (gimple_duplicate_sese_region): Adjust.
23641 (gimple_duplicate_sese_tail): Likewise.
23642 (mark_virtual_ops_in_region): Remove.
23643 (move_sese_region_to_fn): Do not call it.
23644 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23645 and pass_simple_dse.
23646 (execute_function_todo): Handle TODO_update_address_taken,
23647 call execute_update_addresses_taken for TODO_rebuild_alias.
23648 (execute_todo): Adjust.
23649 (execute_one_pass): Init dump files early.
23650 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23652 (create_general_new_stmt): Clear vops.
23653 * tree-ssa-reassoc.c (get_rank): Adjust.
23654 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23655 symbols for renaming.
23656 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23657 (PARAM_AVG_ALIASED_VOPS): Likewise.
23658 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23659 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23660 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23661 (operand_build_cmp, copy_virtual_operands,
23662 create_ssa_artificial_load_stmt, add_to_addressable_set,
23663 gimple_add_to_addresses_taken): Remove public functions.
23664 (unlink_stmt_vdef): New function.
23666 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23668 * config.gcc (powerpc-*-linux*): Merge variants.
23670 2009-04-02 Chao-ying Fu <fu@mips.com>
23671 James Grosbach <james.grosbach@microchip.com>
23673 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23674 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23676 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23677 keep_interrupts_masked_p, use_debug_exception_return_p.
23678 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23679 keep_interrupts_masked, use_debug_exception_return.
23680 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23681 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23683 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23684 (mips_print_operand): Process COP0 registers to print $0 .. $31
23685 correctly for GAS to process.
23686 (mips_interrupt_extra_call_saved_reg_p): New function.
23687 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23689 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23690 (mips_compute_frame_info): Add supports for interrupt context that
23691 includes doubleword accumulators and COP0 registers.
23692 (mips_for_each_saved_acc): New function.
23693 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23694 mips_for_each_saved_reg.
23695 (mips_save_reg): Save accumulators.
23696 (mips_kernel_reg_p): A new for_each_rtx callback.
23697 (mips_expand_prologue): Support interrupt handlers.
23698 (mips_restore_reg): Restore accumulators.
23699 (mips_expand_epilogue): Support interrupt handlers.
23700 (mips_can_use_return_insn): Return false for interrupt handlers.
23701 (mips_epilogue_uses): New function.
23702 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23703 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23704 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23705 cop0_move): New instructions.
23706 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23707 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23709 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23711 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23712 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23713 interrupt handlers, we use K0 as the temporary register.
23714 (EPILOGUE_USES): Change to a function call.
23715 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23716 handlers, we use K0 as the temporary register.
23718 * doc/extend.texi (Function Attributes): Document interrupt,
23719 use_shadow_register_set, keep_interrupts_masked,
23720 use_debug_exception_return for MIPS attributes.
23722 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23724 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23725 Remove a number of t-files from tmake_file.
23726 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23727 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23728 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23729 target_prototype, not TARGET_PROTOTYPE.
23730 (LINK_OS_GNU_SPEC): Define.
23731 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23732 and darwin-ldoubdle.c.
23734 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23737 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23738 (cpp_options): Ditto.
23739 (default_compilers): Ditto.
23740 (display_help): Ditto.
23741 (process_command): Ditto.
23742 (do_spec_1): Ditto.
23743 (set_input): Use lbasename instead of duplicate code.
23744 (save_temps_prefix): New static for -save-temps=obj.
23745 (save_temps_length): Ditto.
23747 * doc/invoke.texi (-save-temps=obj): Document new variant to
23748 -save-temps switch.
23750 2009-04-02 Jeff Law <law@redhat.com>
23752 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23755 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23757 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23758 * configure: Regenerated.
23760 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23762 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23763 share the argument list.
23765 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23769 2009-02-12 Diego Novillo <dnovillo@google.com>
23771 * varpool.c (debug_varpool): New.
23772 * cgraph.h (debug_varpool): Declare.
23774 2009-04-02 Jan Hubicka <jh@suse.cz>
23776 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23779 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23781 * config/i386/i386.c (ix86_abi): Move initialization to ...
23782 (override_options): Here.
23784 2009-04-02 Christian Bruel <christian.bruel@st.com>
23786 * config/sh/sh.c (sh_dwarf_register_span): New function.
23787 (TARGET_DWARF_REGISTER_SPAN): Define.
23788 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23790 2009-04-02 Ira Rosen <irar@il.ibm.com>
23792 PR tree-optimization/39595
23793 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23794 interleaved loads group is not greater than the SLP group size.
23796 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23798 * builtins.c (is_builtin_name): New.
23799 (called_as_built_in): Use is_builtin_name.
23800 * tree.h (is_builtin_name): New.
23801 * varasm.c (incorporeal_function_p): Use is_builtin_name
23803 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23805 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23807 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23810 * c-decl.c (clone_underlying_type): Move this ...
23811 * c-common.c (set_underlying_type): ... here.
23812 Also, make sure the function properly sets TYPE_STUB_DECL() on
23813 the newly created typedef variant type.
23814 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23815 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23818 2009-04-02 Richard Guenther <rguenther@suse.de>
23820 PR tree-optimization/37221
23821 * tree-flow.h (degenerate_phi_result): Declare.
23822 * tree-ssa-dom.c (degenerate_phi_result): Export.
23823 * tree-scalar-evolution.c (analyze_initial_condition): If
23824 the initial condition is defined by a degenerate PHI node
23825 use the degenerate value.
23827 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23829 PR rtl-optimization/39588
23830 * combine.c (merge_outer_ops): Do not set the constant when this
23832 (simplify_shift_const_1): Do not modify it either in this case.
23834 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23836 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23837 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23839 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23842 * c-lex.c (interpret_float): Default (no suffix) is double.
23844 2009-04-1 Xinliang David Li <davidxl@google.com>
23846 * config/i386/i386.c (legitimate_constant_p): Recognize
23847 all one vector constant.
23849 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23851 * config/vax/vax.c: Add #includes to silence warnings.
23852 Change #include order to silence two warnings.
23854 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23856 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23857 (ASM_SPEC): Pass -k to the assembler for PIC code.
23859 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23861 * config.gcc: Add vax-*-linux* to the switch.
23862 * config/vax/linux.h: New file. (TARGET_VERSION,
23863 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23867 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23868 Use predicate macros instead of GET_CODE() == foo.
23869 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23870 ashlsi3, rotrsi3, <unnamed>): Likewise.
23872 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23874 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23875 jbbccihi, jbbccisi): Remova trailing whitespace.
23876 * config/vax/constraints.md: Likewise.
23877 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23878 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23879 * config/vax/predicates.md: Likewise.
23880 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23881 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23882 * config/vax/vax.h: Likewise.
23883 * config/vax/vax.md (nonlocal_goto): Likewise.
23885 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23887 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23888 (indirectable_address_p, adjacent_operands_p): Add spaces around
23890 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23892 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23894 * config/vax/vax.c (legitimate_constant_address_p,
23895 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23896 index_term_p, reg_plus_index_p, legitimate_address_p,
23897 vax_mode_dependent_address_p): Update comments to match functions
23898 modified by the recent int->bool conversion.
23900 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23902 * config/vax/builtins.md: Update copyright message.
23903 * config/vax/constraints.md: Likewise.
23904 * config/vax/netbsd-elf.h: Likewise.
23905 * config/vax/predicates.md: Likewise.
23906 * config/vax/vax-protos.h: Likewise.
23907 * config/vax/vax.c: Likewise.
23908 * config/vax/vax.h: Likewise.
23909 * config/vax/vax.md: Likewise.
23910 * config/vax/vax.opt: Likewise.
23912 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23914 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23915 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23916 * config/vax/constraints.md (B, R): Likewise.
23917 * config/vax/predicates.md (external_memory_operand,
23918 nonimmediate_addsub_di_operand): Likewise.
23919 * config/vax/vax.c (vax_output_int_add): Likewise.
23920 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23921 untyped_call): Likewise.
23923 2009-04-01 Matt Thomas <matt@3am-software.com>
23925 * config/vax/predicates.md: New file.
23926 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23927 external_const_operand, nonsymbolic_operand, external_memory_operand,
23928 indirect_memory_operand, indexed_memory_operand,
23929 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23930 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23932 * config/vax/constraints.md: New file.
23933 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23935 * config/vax/builtins.md: New file.
23936 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23937 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23939 * config/vax/vax.opt (mqmath): Add option.
23940 * config/vax/vax.md (isfx): Extend with DI.
23941 (VAXintQH, VAXintQHSD): Define.
23942 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23943 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23944 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23945 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23946 (movdi): Update constraints and use vax_output_int_move().
23947 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23948 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23949 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23950 nonlocal_goto): New.
23951 (mov<mode>): Extend accepted operand types.
23952 (subdi3_old): Rename from subdi3, change update constraints and use
23953 a new implementation.
23954 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23955 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23956 MOVE_RATIO, CLEAR_RATIO): Define.
23957 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23958 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23959 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23960 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23961 (split_quadword_operands): Make static and really allow variable
23963 (print_operand_address): Update for PIC generation.
23964 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23965 indexable_address_p, fixup_mathdi_operand,
23966 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23967 (vax_float_literal, legitimate_constant_p,
23968 indirectable_constant_address_p, index_term_p,
23969 reg_plus_index_p): Return bool instead of int.
23970 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23972 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23974 (vax_output_conditional_branch): Indent.
23975 (legitimate_constant_address_p, indirectable_constant_address_p,
23976 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23977 vax_mode_dependent_address_p): Return bool instead of int, update for
23979 * config/vax/vax-protos.h (legitimate_constant_address_p,
23980 legitimate_constant_p, legitimate_address_p,
23981 vax_mode_dependent_address_p): Change declaration to bool.
23982 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23983 vax_expand_addsub_di_operands, vax_output_int_subtract,
23984 vax_output_movmemsi): Declare.
23985 (split_quadword_operands, vax_float_literal): Delete declaration.
23986 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23987 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23988 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23989 ASM_OUTPUT_DWARF_PCREL): Define.
23990 (ASM_SPEC): Change definition to allow PIC generation.
23992 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23994 * doc/sourcebuild.texi: Update front-end requirements.
23996 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23999 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24000 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24001 (booldi3_internal3): Use boolean_or_operator instead of
24004 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24007 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24008 declarator whose size is not an integer constant expression but
24009 folds to an integer constant, then treat it as a constant
24012 2009-04-01 Richard Guenther <rguenther@suse.de>
24014 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24015 i * 4 + 2 to (i * 2 + 1) * 2.
24017 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24020 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24021 return if c_parser_asm_string_literal returned NULL.
24023 2009-04-01 Nick Clifton <nickc@redhat.com>
24025 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24027 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24028 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24029 other typedefs to avoid conflicts with libgcc2.c. Define labels
24030 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24032 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24033 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24036 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24038 * varasm.c (default_function_rodata_section): Declare DOT as
24041 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24042 Andrey Galkin <agalkin@hypercom.com>
24045 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24046 Make object_name unique for each process.
24048 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24051 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24052 addressable variables in the parallel that could go out of scope while
24053 running queued tasks.
24055 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24057 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24058 (CASE_VALUES_THRESHOLD): Redefine.
24059 * config/avr/avr.c (avr_override_options): Remove initialization of
24060 avr_case_values_threshold variable.
24061 (avr_case_values_threshold): Remove variable. Add new function.
24062 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24063 * config/avr/avr.opt (mno-tablejump): Remove option.
24064 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24066 2009-04-01 DJ Delorie <dj@redhat.com>
24068 * varasm.c (default_function_rodata_section): Don't assume
24069 anything about where the first '.' in the section name is.
24071 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24073 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24074 rs6000_emit_stack_tie.
24076 2009-03-31 Ian Lance Taylor <iant@google.com>
24078 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24079 gimple_code with GIMPLE_RESX, not RESX.
24081 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24083 * c-common.c (c_get_ident): New.
24084 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24086 2009-04-01 Ben Elliston <bje@au.ibm.com>
24088 * config/rs6000/sysv4.opt (msdata): Improve option description.
24090 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24092 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24093 (divdf3_internal_lat): Remove.
24094 (divxf3_internal_lat): Remove.
24095 (divxf3_internal_thr): Remove.
24096 (divxf): Use divxf3_internal.
24097 * config/ia64/div.md (divsf3_internal_lat): New.
24098 (divdf3_internal_lat): New.
24099 (divxf3_internal): New.
24101 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24104 * Makefile.in (USE_GCC_STDINT): Define.
24105 (stmp-int-hdrs): Install stdint.h if applicable.
24106 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24108 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24109 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24110 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24111 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24112 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24113 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24114 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24115 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24116 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24117 (c_common_nodes_and_builtins): Initialize
24118 underlying_wchar_type_node. Do not initialize
24119 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24120 nodes for new types.
24121 (c_stddef_cpp_builtins): Define macros for new types.
24122 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24124 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24125 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24126 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24127 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24128 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24129 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24130 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24131 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24132 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24133 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24134 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24135 int16_type_node, int32_type_node, int64_type_node,
24136 uint8_type_node, uint16_type_node, c_uint32_type_node,
24137 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24138 int_least32_type_node, int_least64_type_node,
24139 uint_least8_type_node, uint_least16_type_node,
24140 uint_least32_type_node, uint_least64_type_node,
24141 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24142 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24143 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24144 uintptr_type_node): Define.
24145 * c-cppbuiltin.c (builtin_define_constants,
24146 builtin_define_type_minmax): New.
24147 (builtin_define_stdint_macros): Define more macros.
24148 (c_cpp_builtins): Define more limit macros.
24149 (type_suffix): New.
24150 (builtin_define_type_max): Define in terms of
24151 builtin_define_type_minmax. Remove is_long parameter. All
24153 * config.gcc (use_gcc_stdint): Define.
24154 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24155 Add newlib-stdint.h for generic targets.
24156 * config/glibc-stdint.h, config/newlib-stdint.h,
24157 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24158 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24159 * config/score/score.h (UINTPTR_TYPE): Define.
24160 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24161 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24162 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24163 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24164 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24165 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24166 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24167 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24168 * config/spu/spu.h (STDINT_LONG32): Define.
24169 * configure.ac (use_gcc_stdint): Substitute.
24170 * configure: Regenerate.
24171 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24172 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24173 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24174 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24175 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24176 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24177 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24178 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24179 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24180 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24181 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24182 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24183 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24184 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24185 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24186 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24187 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24188 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24189 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24190 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24191 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24192 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24193 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24194 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24195 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24196 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24197 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24198 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24199 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24201 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24203 * loop-iv.c (suitable_set_for_replacement): Renamed from
24204 simplify_using_assignment; changed to return bool and to accept new
24205 args DEST and SRC. Return true iff we find a source/destination pair
24206 that can be used to make a replacement, and fill SRC and DEST if so.
24207 Remove arg ALTERED. Don't deal with altered regs here. All callers
24209 (simplify_using_initial_values): Deal with altered regs here and track
24210 more precisely the effect they have on the validity of our expression.
24212 * loop-iv.c (simplify_using_condition): A condition of the form
24213 (EQ REG CONST) can be used to simply make a substitution.
24214 (simplify_using_initial_values): Keep track of conditions we have seen
24215 and keep using them to simplify new expressions, while applying the
24216 same substitutions to them as to the expression.
24218 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24219 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24222 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24223 changed. Use this when trying to improve the upper bound.
24224 Generate the comparison by using simplify_gen_relational.
24226 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24228 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24230 (simplify_using_assignment, simplify_using_initial_values): Call
24231 replace_in_expr to make replacements. Call replace_single_def_regs
24232 once on the initial version of the expression.
24234 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24237 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24239 2009-03-31 Richard Guenther <rguenther@suse.de>
24241 PR middle-end/31029
24242 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24243 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24245 2009-03-31 Richard Guenther <rguenther@suse.de>
24247 * tree.h (div_if_zero_remainder): Declare.
24248 * fold-const.c (div_if_zero_remainder): Export.
24249 * tree-ssa-forwprop.c
24250 (forward_propagate_addr_into_variable_array_index): Handle
24251 constant array index addition outside of the variable index.
24253 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24256 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24257 define_splits, floatunssi<mode>2): Require x87 conversions from
24258 DImode to be permitted.
24260 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24262 PR preprocessor/15638
24263 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24265 2009-03-31 Richard Guenther <rguenther@suse.de>
24267 PR middle-end/23401
24268 PR middle-end/27810
24269 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24270 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24271 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24272 a separate statement.
24273 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24274 (lookup_tmp_var): Likewise.
24275 (is_gimple_formal_tmp_or_call_rhs): Remove.
24276 (is_gimple_reg_or_call_rhs): Rename to ...
24277 (is_gimple_reg_rhs_or_call): ... this.
24278 (is_gimple_mem_or_call_rhs): Rename to ...
24279 (is_gimple_mem_rhs_or_call): ... this.
24280 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24281 DECL_GIMPLE_REG_P only if is_formal is true.
24282 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24283 for non-proper post-modify expression gimplification.
24284 (gimplify_self_mod_expr): For post-modify expressions gimplify
24285 the lvalue to a minimal lvalue.
24286 (rhs_predicate_for): Remove formal temp case.
24287 (gimplify_modify_expr_rhs): Likewise.
24288 (gimplify_addr_expr): Use is_gimple_reg.
24289 (gimplify_expr): Remove formal temp cases.
24290 (gimple_regimplify_operands): Likewise.
24291 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24292 and FILTER_EXPR like constants.
24293 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24295 (is_gimple_formal_tmp_rhs): Remove.
24296 (is_gimple_reg_rhs): Remove special casing.
24297 (is_gimple_mem_rhs): Fix.
24298 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24299 (is_gimple_formal_tmp_var): Remove.
24300 (is_gimple_formal_tmp_reg): Likewise.
24301 (is_gimple_min_lval): Allow invariant component ref parts.
24302 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24303 is_gimple_formal_tmp_reg): Remove declarations.
24304 * tree-cfg.c (verify_expr): Verify that variables with address
24305 taken do not have DECL_GIMPLE_REG_P set.
24306 * tree-mudflap.c (mf_build_check_statement_for): Use
24307 force_gimple_operand instead of gimplify_expr.
24309 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24311 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24312 schedulable rows to compute_split_row.
24314 2009-03-31 Ben Elliston <bje@au.ibm.com>
24317 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24320 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24322 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24323 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24324 * configure: Regenerate.
24325 * config.in: Regenerate.
24326 * config/rs6000/rs6000.opt (mtls-markers): Add.
24327 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24328 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24329 (tls_ld_aix, tls_ld_sysv): Likewise.
24330 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24331 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24333 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24335 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24337 2009-03-30 Jan Hubicka <jh@suse.cz>
24339 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24341 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24342 detection and label handling.
24344 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24346 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24347 left_conflicts_size.
24348 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24349 ALLOCNO_LEFT_CONFLICTS_SIZE.
24351 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24352 remove_allocno_from_bucket_and_push,
24353 allocno_spill_priority_compare, push_allocnos_to_stack,
24354 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24355 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24356 (setup_allocno_left_conflicts_num): Ditto. Rename to
24357 setup_allocno_left_conflicts_size.
24358 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24359 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24360 setup_allocno_left_conflicts_size instead of
24361 setup_allocno_left_conflicts_num.
24363 * ira-build.c (ira_create_allocno): Use
24364 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24365 ALLOCNO_LEFT_CONFLICTS_NUM.
24367 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24369 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24370 instead of DF_LR_OUT.
24372 * ira-lives.c (process_bb_node_lives): Ditto.
24374 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24375 instead of DF_LR_{OUT,IN}.
24377 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24379 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24381 2009-03-30 Jan Hubicka <jh@suse.cz>
24383 * except.c (label_to_region_map): Fix thinko.
24385 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24387 PR middle-end/38237
24388 * tree.h (tree_find_value): New declaration.
24389 * tree.c (tree_find_value): New function.
24390 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24392 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24395 * c-decl.c (struct c_binding): Add locus field.
24396 (bind): Add locus argument, set locus field from it.
24397 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24398 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24399 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24400 implicitly_declare, undeclared_variable, lookup_label,
24401 declare_label, c_make_fname_decl, c_builtin_function,
24402 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24405 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24408 * config/i386/i386.c (classify_argument): Check total size of
24411 2009-03-30 Martin Jambor <mjambor@suse.cz>
24413 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24414 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24415 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24418 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24419 seen_variable_array_ref while also traversing a union.
24421 * tree-inline.c (optimize_inline_calls): Do not call
24422 cgraph_node_remove_callees.
24423 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24424 (pass_remove_cgraph_callee_edges): New variable.
24425 * passes.c (init_optimization_passes): Add
24426 pass_remove_cgraph_callee_edges after early inlining and before all
24427 late intraprocedural passes.
24429 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24431 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24433 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24434 Fix typos in names.
24436 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24438 * combine.c (simplify_comparison): Use have_insn_for.
24439 * dojump.c (do_jump): Likewise.
24441 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24443 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24444 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24445 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24446 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24447 instead of sparc_compare_emitted.
24448 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24449 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24450 instead of sparc_compare_emitted.
24452 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24454 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24455 enter/exit cfglayout mode.
24456 (pass_partition_block): Require it.
24457 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24458 (combine_instructions): Track basic blocks instead of labels.
24459 (update_cfg_for_uncondjump): New.
24460 (try_combine): Use it. Update jumps after rescanning.
24461 (pass_combine): Require PROP_cfglayout.
24462 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24464 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24466 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24467 Provide/destroy PROP_cfglayout respectively.
24468 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24469 * tree-pass.h (PROP_cfglayout): New.
24471 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24473 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24474 fold_convert_const_fixed_from_fixed,
24475 fold_convert_const_fixed_from_int,
24476 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24477 set TREE_CONSTANT_OVERFLOW.
24478 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24479 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24481 2009-03-30 Ira Rosen <irar@il.ibm.com>
24483 * tree-vect-loop-manip.c: New file.
24484 * tree-vectorizer.c: Update documentation and included files.
24485 (vect_loop_location): Make extern.
24486 (rename_use_op): Move to tree-vect-loop-manip.c
24487 (rename_variables_in_bb, rename_variables_in_loop,
24488 slpeel_update_phis_for_duplicate_loop,
24489 slpeel_update_phi_nodes_for_guard1,
24490 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24491 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24492 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24493 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24494 find_loop_location): Likewise.
24495 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24496 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24497 get_vectype_for_scalar_type, vect_is_simple_use,
24498 supportable_widening_operation, supportable_narrowing_operation):
24500 (bb_in_loop_p): Move to tree-vect-loop.c.
24501 (new_loop_vec_info, destroy_loop_vec_info,
24502 reduction_code_for_scalar_code, report_vect_op,
24503 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24504 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24505 (vect_supportable_dr_alignment): Likewise.
24506 * tree-vectorizer.h (tree-data-ref.h): Include.
24507 (vect_loop_location): Declare.
24508 Reorganize function declarations according to the new file structure.
24509 * tree-vect-loop.c: New file.
24510 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24511 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24512 * tree-vect-data-refs.c: New file.
24513 * tree-vect-patterns.c (timevar.h): Don't include.
24514 * tree-vect-stmts.c: New file.
24515 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24516 tree-vect-slp.c, tree-vect-loop.c.
24517 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24518 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24519 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24520 (tree-vect-analyze.o): Remove.
24521 (tree-vect-transform.o): Likewise.
24522 (tree-vect-data-refs.o): Add rule.
24523 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24524 tree-vect-slp.o): Likewise.
24525 (tree-vect-patterns.o): Remove redundant dependencies.
24526 (tree-vectorizer.o): Likewise.
24527 * tree-vect-slp.c: New file.
24529 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24531 * optc-gen.awk: Warn if an option flag has multiple different
24534 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24536 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24537 -floop-block): Document dependences on PPL, CLooG and Graphite.
24539 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24541 PR rtl-optimization/323
24542 * c-common.c (c_fully_fold, convert_and_check,
24543 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24544 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24545 * c-common.def (EXCESS_PRECISION_EXPR): New.
24546 * c-cppbuiltin.c (builtin_define_float_constants): Define
24547 constants with enough digits for long double.
24548 * c-lex.c (interpret_float): Interpret constant with excess
24549 precision where appropriate.
24550 * c-opts.c (c_common_post_options): Set
24551 flag_excess_precision_cmdline. Give an error for
24552 -fexcess-precision=standard for C++ for processors where the
24553 option is significant.
24554 * c-parser.c (c_parser_conditional_expression): Handle excess
24555 precision in condition.
24556 * c-typeck.c (convert_arguments): Handle arguments with excess
24558 (build_unary_op): Move excess precision outside operation.
24559 (build_conditional_expr): Likewise.
24560 (build_compound_expr): Likewise.
24561 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24562 (build_modify_expr): Handle excess precision in RHS.
24563 (convert_for_assignment): Handle excess precision in converted
24565 (digest_init, output_init_element, process_init_element): Handle
24566 excess precision in initializer.
24567 (c_finish_return): Handle excess precision in return value.
24568 (build_binary_op): Handle excess precision in operands and add
24569 excess precision as needed for operation.
24570 * common.opt (-fexcess-precision=): New option.
24571 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24572 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24573 For standard excess precision, output explicit conversion to and
24574 truncation from XFmode.
24575 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24576 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24577 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24578 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24579 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24580 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24581 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24582 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24583 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24584 define_splits, sqrt<mode>2): Disable where appropriate for
24585 standard excess precision.
24586 * convert.c (convert_to_real): Do not shorten arithmetic to type
24587 for which excess precision would be used.
24588 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24589 * doc/invoke.texi (-fexcess-precision=): Document option.
24590 (-mfpmath=): Correct index entry.
24591 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24592 flag_excess_precision): New.
24593 * langhooks.c (lhd_post_options): Set
24594 flag_excess_precision_cmdline.
24595 * opts.c (common_handle_option): Handle -fexcess-precision=.
24596 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24597 init_excess_precision): New.
24598 (lang_dependent_init_target): Call init_excess_precision.
24599 * tree.c (excess_precision_type): New.
24600 * tree.h (excess_precision_type): Declare.
24602 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24605 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24606 non-lvalue to component.
24608 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24610 PR preprocessor/34695
24611 * Makefile.in (c-opts.o): Depend on c-tree.h.
24612 * c-common.c: Move down include of diagnostic.h.
24613 (done_lexing, c_cpp_error): New.
24614 * c-common.h (done_lexing): Declare.
24615 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24617 * c-opts.c: Include c-tree.h.
24618 (c_common_init_options): Set preprocessor error callback.
24619 (c_common_handle_option): Do not set preprocessor
24620 inhibit_warnings, warnings_are_errors, warn_system_headers,
24621 pedantic_errors or inhibit_warnings flags.
24622 (c_common_post_options): Do not check cpp_errors (parse_in).
24623 (c_common_finish): Do not output dependencies if there were
24624 errors. Do not check return value of cpp_finish.
24625 * c-ppoutput.c (pp_file_change): Set input_location.
24626 * c-tree.h (c_cpp_error): Declare.
24627 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24629 (diagnostic_build_prefix): Check override_column.
24630 * diagnostic.h (diagnostic_info): Add override_column field.
24631 (diagnostic_override_column): Define.
24633 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24635 * c-common.c (c_expand_expr, c_staticp): Remove.
24636 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24637 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24638 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24639 * c-gimplify.c (gimplify_compound_literal_expr,
24640 optimize_compound_literals_in_ctor): Remove.
24641 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24642 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24643 * c-semantics.c (emit_local_var): Remove.
24645 * langhooks-def.h (lhd_expand_expr): Remove.
24646 * langhooks.c (lhd_expand_expr): Remove.
24647 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24649 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24650 handling from c-semantics.c; don't call into langhook.
24651 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24652 * gimplify.c (gimplify_compound_literal_expr,
24653 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24654 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24655 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24656 as was done in c-gimplify.c.
24657 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24658 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24659 Move from c-common.h.
24660 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24662 * tree.c (staticp): Do not call langhook.
24663 * langhooks.c (lhd_staticp): Delete.
24664 * langhooks-def.h (lhd_staticp): Delete prototype.
24665 (LANG_HOOKS_STATICP): Delete.
24666 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24668 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24669 instead of DECL_STMTs.
24671 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24679 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24681 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24682 contained expression.
24683 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24684 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24685 conditional expressions for C.
24686 (decl_constant_value_for_optimization): Move from
24687 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24688 whether optimizing and that the expression is a VAR_DECL not of
24689 array type instead of doing such checks in the caller. Do not
24690 check pedantic. Call gcc_unreachable for C++.
24691 * c-common.def (C_MAYBE_CONST_EXPR): New.
24692 * c-common.h (c_fully_fold, c_save_expr,
24693 decl_constant_value_for_optimization): New prototypes.
24694 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24695 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24696 EXPR_INT_CONST_OPERANDS): Define.
24697 * c-convert.c (convert): Strip nops from expression.
24698 * c-decl.c (groktypename): Take extra parameters expr and
24699 expr_const_operands. Update call to grokdeclarator.
24700 (start_decl): Update call to grokdeclarator. Add statement for
24701 expressions used in type of decl.
24702 (grokparm): Update call to grokdeclarator.
24703 (push_parm_decl): Update call to grokdeclarator.
24704 (build_compound_literal): Add parameter non_const and build a
24705 C_MAYBE_COSNT_EXPR if applicable.
24706 (grokdeclarator): Take extra parameters expr and
24707 expr_const_operands. Track expressions used in declaration
24708 specifiers and declarators. Fold array sizes and track whether
24709 they are constant expressions and whether they are integer
24710 constant expressions.
24711 (parser_xref_tag): Set expr and expr_const_operands fields in
24713 (grokfield): Update call to grokdeclarator.
24714 (start_function): Update call to grokdeclarator.
24715 (build_null_declspecs): Set expr and expr_const_operands fields in
24717 (declspecs_add_type): Handle expressions in typeof specifiers.
24718 * c-parser.c (c_parser_declspecs): Set expr and
24719 expr_const_operands fields for declaration specifiers.
24720 (c_parser_enum_specifier): Likewise.
24721 (c_parser_struct_or_union_specifier): Likewise.
24722 (c_parser_typeof_specifier): Likewise. Update call to
24723 groktypename. Fold expression as needed. Return expressions with
24724 type instead of adding statements.
24725 (c_parser_attributes): Update calls to c_parser_expr_list.
24726 (c_parser_statement_after_labels): Fold expression before passing
24727 to objc_build_throw_stmt.
24728 (c_parser_condition): Fold expression.
24729 (c_parser_asm_operands): Fold expression.
24730 (c_parser_conditional_expression): Use c_save_expr. Update call
24731 to build_conditional_expr.
24732 (c_parser_alignof_expression): Update call to groktypename.
24733 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24734 original_code. Fold expression argument of va_arg. Create
24735 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24736 argument to va_arg. Update calls to groktypename. Fold array
24737 index for offsetof. Verify that first argument to
24738 __builtin_choose_expr has integer type.
24739 (c_parser_postfix_expression_after_paren_type): Update calls to
24740 groktypename and build_compound_literal. Handle expressions with
24741 side effects in type name.
24742 (c_parser_postfix_expression_after_primary): Update call to
24743 c_parser_expr_list. Set original_code for calls to
24744 __builtin_constant_p.
24745 (c_parser_expr_list): Take extra parameter fold_p. Fold
24746 expressions if requested.
24747 (c_parser_objc_type_name): Update call to groktypename.
24748 (c_parser_objc_synchronized_statement): Fold expression.
24749 (c_parser_objc_receiver): Fold expression.
24750 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24751 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24752 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24753 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24754 (struct c_typespec): Add elements expr and expr_const_operands.
24755 (struct c_declspecs): Add elements expr and expr_const_operands.
24756 (groktypename, build_conditional_expr, build_compound_literal):
24758 (in_late_binary_op): Declare.
24759 * c-typeck.c (note_integer_operands): New function.
24760 (in_late_binary_op): New variable.
24761 (decl_constant_value_for_broken_optimization): Move to c-common.c
24762 and rename to decl_constant_value_for_optimization.
24763 (default_function_array_conversion): Do not strip nops.
24764 (default_conversion): Do not call
24765 decl_constant_value_for_broken_optimization.
24766 (build_array_ref): Do not fold result.
24767 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24768 result when operand is a VLA.
24769 (c_expr_sizeof_type): Update call to groktypename. Handle
24770 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24771 result when operand names a VLA type.
24772 (build_function_call): Update call to build_compound_literal.
24773 Only fold result for calls to __builtin_* functions. Strip
24774 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24775 the function designator.
24776 (convert_arguments): Fold arguments. Update call to
24777 convert_for_assignment.
24778 (build_unary_op): Handle increment and decrement of
24779 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24780 decrement earlier. Fold operand of increment and decrement.
24781 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24782 built for integer operand. Wrap returns that are INTEGER_CSTs
24783 without being integer constant expressions or that have integer
24784 constant operands without being INTEGER_CSTs.
24785 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24786 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24787 result is an integer constant expression or can be used in
24788 unevaluated parts of one and avoid folding and wrap as
24789 appropriate. Fold operands before possibly doing -Wsign-compare
24791 (build_compound_expr): Wrap result for C99 if operands can be used
24792 in integer constant expressions.
24793 (build_c_cast): Update call to digest_init. Do not ignore
24794 overflow from casting floating-point constants to integers. Wrap
24795 results that could be confused with integer constant expressions,
24796 null pointer constants or floating-point constants.
24797 (c_cast_expr): Update call to groktypename. Handle expressions
24798 included in type name.
24799 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24800 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24801 Update calls to convert_for_assignment.
24802 (convert_for_assignment): Take new parameter
24803 null_pointer_constant. Do not strip nops or call
24804 decl_constant_value_for_broken_optimization. Set
24805 in_late_binary_op for conversions to boolean.
24806 (store_init_value): Update call to digest_init.
24807 (digest_init): Take new parameter null_pointer_constant. Do not
24808 call decl_constant_value_for_broken_optimization. pedwarn for
24809 initializers not constant expressions. Update calls to
24810 convert_for_assignment.
24811 (constructor_nonconst): New.
24812 (struct constructor_stack): Add nonconst element.
24813 (really_start_incremental_init, push_init_level, pop_init_level):
24814 Handle constructor_nonconst and nonconst element.
24815 (set_init_index): Call constant_expression_warning for array
24817 (output_init_element): Fold value. Set constructor_nonconst as
24818 applicable. pedwarn for initializers not constant expressions.
24819 Update call to digest_init. Call constant_expression_warning
24820 where constant initializers are required.
24821 (process_init_element): Use c_save_expr.
24822 (c_finish_goto_ptr): Fold expression.
24823 (c_finish_return): Fold return value. Update call to
24824 convert_for_assignment.
24825 (c_start_case): Fold switch expression.
24826 (c_process_expr_stmt): Fold expression.
24827 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24828 ensure statement expression is not evaluated in constant expression.
24829 (build_binary_op): Track whether results are integer constant
24830 expressions or may occur in such, disable folding and wrap results
24831 as applicable. Fold operands for -Wsign-compare warnings unless
24833 (c_objc_common_truthvalue_conversion): Handle results folded to
24834 integer constants that are not integer constant expressions.
24835 * doc/extend.texi: Document when typeof operands are evaluated,
24836 that condition of __builtin_choose_expr is an integer constant
24837 expression, and more about use of __builtin_constant_p in
24840 2009-03-29 Richard Guenther <rguenther@suse.de>
24842 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24843 propagate addresses of array references.
24845 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24847 * regmove.c (perhaps_ends_bb_p): Remove.
24848 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24849 from INSN and check that the main loop stays within that basic block.
24850 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24851 (regmove_forward_pass): Split out from regmove_optimize. Use
24852 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24853 (regmove_backward_pass): Split out from regmove_optimize. Use
24854 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24855 (regmove_optimize): Simplify.
24857 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24860 * config/i386/i386.c (classify_argument): Ignore flexible array
24861 member in struct and warn ABI change.
24863 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24865 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24867 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24868 (ix86_adjust_cost): Updated.
24870 2009-03-29 Jan Hubicka <jh@suse.cz>
24872 PR middle-end/28850
24873 * tree-pass.h (pass_cleanup_eh): New function.
24874 (remove_unreachable_regions): Break code handling RTL
24875 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24876 that can not be reached by runtime.
24877 (can_be_reached_by_runtime): New function.
24878 (label_to_region_map): New function.
24879 (num_eh_regions): New function.
24880 (rtl_remove_unreachable_regions): New function.
24881 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24882 (remove_eh_region): New function.
24883 * except.h: Include sbitmap and vecprim.
24884 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24885 num_eh_regions): Declare.
24886 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24887 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24888 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24889 (tree_empty_eh_handler_p): New function.
24890 (cleanup_empty_eh): New function.
24891 (cleanup_eh): New function.
24892 (pass_cleanup_eh): New function.
24894 2009-03-29 Jan Hubicka <jh@suse.cz>
24896 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24897 for removed regions.
24899 2009-03-29 Jan Hubicka <jh@suse.cz>
24901 * except.c (dump_eh_tree): Dump all datastructures.
24903 2009-03-29 Jan Hubicka <jh@suse.cz>
24905 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24906 (duplicate_eh_regions_1): Likewise.
24907 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24908 vector; call EH verification.
24909 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24910 Be ready for region being removed.
24912 2009-03-29 Jan Hubicka <jh@suse.cz>
24914 * bitmap.c (bitmap_last_set_bit): New function.
24915 * bitmap.h (bitmap_last_set_bit): Declare.
24917 2009-03-29 David Ayers <ayers@fsfe.org>
24920 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24921 by calling objc_compare_types and surpress warnings about
24922 incompatible C pointers that are compatible ObjC pointers.
24924 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24926 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24927 call initialize_inline_failed.
24928 (initialize_inline_failed): Move it from here ...
24929 * cgraph.c (initialize_inline_failed): ... to here.
24930 (cgraph_create_edge): Call initialize_inline_failed rather than
24931 setting inline_failed directly.
24933 2009-03-29 Ben Elliston <bje@au.ibm.com>
24936 * sysv4.opt (msdata): Improve comment.
24937 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24938 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24940 2009-03-29 Ben Elliston <bje@au.ibm.com>
24943 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24944 load and store attributes.
24946 2009-03-29 Ben Elliston <bje@au.ibm.com>
24948 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24949 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24950 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24951 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24952 __builtin_infq and __builtin_huge_valq.
24954 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24956 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24958 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24959 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24961 2009-03-28 Xinliang David Li <davidxl@google.com>
24963 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24964 (do_dbg_cnt): New function.
24966 2009-03-28 Jan Hubicka <jh@suse.cz>
24968 Merge from pretty-ipa:
24970 2009-03-27 Jan Hubicka <jh@suse.cz>
24972 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24973 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24974 * passes.c (function_called_by_processed_nodes_p): New.
24975 * ipa-pure-const.c (check_call): Fix handling of operands.
24976 (analyze_function): Dump debug output for skipped bodies.
24977 (local_pure_const): Use function_called_by_processed_nodes_p.
24978 * dwarf2out.c (reference_to_unused): Use output.
24979 * passes.c (do_per_function_toporder): Likewise.
24981 2008-11-12 Jan Hubicka <jh@suse.cz>
24983 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24984 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24985 state_set_in_source enum
24986 (check_decl): Ignore memory tags; do not set fake looping flags;
24988 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24989 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24990 (check_call, analyze_function): Rewrite.
24992 (add_new_function): Update call of analyze_function.
24993 (generate_summary): Add call of analyze_function.
24994 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24995 (local_pure_const): New function.
24996 (pass_local_pure_const): New pass.
24997 * ipa-inline.c (inline_transform): Set after_inlining.
24998 * tree-eh.c (stmt_can_throw_external): New.
24999 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25000 work with aliasing built.
25001 * tree-flow.h (stmt_can_throw_external): New.
25002 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25003 and local pure/const pass in early and late optimization queue.
25005 2009-03-28 Martin Jambor <mjambor@suse.cz>
25007 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25009 (fold_binary): Allow function decl aligment consideration is the
25010 second argument is integer constant one.
25011 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25012 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25013 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25015 2009-03-28 Jan Hubicka <jh@suse.cz>
25017 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25018 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25019 * function.h (rtl_data): Add nothrow flag.
25020 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25021 set DECL_NOTHROW for AVAILABLE functions.
25023 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25025 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25026 following vector keyword has expansion starting with pixel or bool
25027 keyword, expand vector to __vector and pixel or bool to __pixel or
25031 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25032 warn_if_disallowed_function_p): Removed.
25033 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25034 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25035 warning_if_disallowed_function_p.
25036 * flags.h (warn_if_disallowed_function_p,
25037 warn_disallowed_functions): Removed.
25038 * common.opt (Wdisallowed-function-list=): Removed.
25039 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25041 2009-03-28 Richard Guenther <rguenther@suse.de>
25043 PR tree-optimization/38723
25044 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25047 2009-03-28 Jan Hubicka <jh@suse.cz>
25049 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25050 test introduced by my previous patch.
25052 2009-03-28 Richard Guenther <rguenther@suse.de>
25054 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25055 the PHIs value undefined.
25057 2009-03-28 Jan Hubicka <jh@suse.cz>
25059 * tree-pass.h (pass_fixup_cfg): New pass.
25060 * ipa-inline.c (inline_transform): Set
25061 always_inline_functions_inlined/after_inlining.
25062 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25063 (pass_fixup_cfg): New pass.
25064 * passes.c (init_optimization_passes): Add fixup_cfg.
25066 2009-03-28 Richard Guenther <rguenther@suse.de>
25068 PR tree-optimization/38458
25069 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25070 argument use the arguments copy-of value.
25072 2009-03-28 Richard Guenther <rguenther@suse.de>
25074 PR tree-optimization/38180
25075 * tree-ssa-ccp.c (get_default_value): Simplify.
25076 (likely_value): Likewise.
25077 (surely_varying_stmt_p): Properly handle VOP case.
25078 (ccp_initialize): Likewise.
25079 (ccp_fold): Handle propagating through *&.
25080 (fold_const_aggregate_ref): Also handle decls.
25082 2009-03-28 Jan Hubicka <jh@suse.cz>
25084 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25085 * cgraph.h (cgraph_node): Likewise.
25086 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25087 (cgraph_reset_node): Use process flag.
25088 (cgraph_mark_functions_to_output): Likewise.
25089 (cgraph_expand_function): Likewise.
25090 (cgraph_expand_all_functions): Likewise.
25091 (cgraph_output_in_order): Likewise.
25092 * dwarf2out.c (reference_to_unused): Likewise.
25093 * passes.c do_per_function_toporder): Likewise.
25095 2009-03-28 Jan Hubicka <jh@suse.cz>
25097 Bring from lto-branch:
25099 2008-09-03 Doug Kwan <dougkwan@google.com>
25101 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25102 enums instead of reason strings.
25103 * cgraph.c (cgraph_create_edge): Same.
25104 (cgraph_inline_failed_string): New function.
25105 * cgraph.h (cgraph_inline_failed_t): New enum type.
25106 (cgraph_inline_failed_string): New prototype.
25107 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25108 char pointer to cgraph_inline_failed_t.
25109 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25110 (cgraph_default_inline_p): Ditto.
25111 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25112 to cgraph_inline_failed_t pointer.
25113 * cif-code.def: New file.
25114 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25116 (cgraph_check_inline_limits): Change type of REASON to pointer to
25117 cgraph_inline_failed_t. Replace reason strings with enums.
25118 (cgraph_default_inline_p): Ditto.
25119 (cgraph_recursive_inlining_p): Ditto.
25120 (update_caller_keys): Change type of FAILED_REASON to
25121 cgraph_inline_failed_t.
25122 (cgraph_set_inline_failed): Change type of REASON to pointer to
25123 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25124 convert enums to strings for text output.
25125 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25126 to be of type cgraph_inline_failed_t. Replace reason strings with
25127 enums. Call cgraph_inline_failed_string to covert enums
25128 to strings for text output.
25129 (cgraph_decide_inlining): Replace reason strings with enums.
25130 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25131 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25133 * tree-inline.c (expand_call_inline): Change type of REASON
25134 to cgraph_inline_failed_t. Replace reason strings with enums.
25135 Call cgraph_inline_failed_string for text output.
25136 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25139 2009-03-28 Jan Hubicka <jh@suse.cz>
25141 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25142 cgraph_clone_node): Remove master clone handling.
25143 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25144 * cgraph.h (master_clone): Remove.
25145 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25146 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25147 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25149 2009-03-28 Jan Hubicka <jh@suse.cz>
25151 * cgraph.c (cgraph_function_body_availability): Functions declared
25152 inline are always safe to assume that it is not going to be replaced.
25154 2009-03-28 Richard Guenther <rguenther@suse.de>
25156 PR tree-optimization/38513
25157 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25158 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25159 EXC_PTR_EXPR and FILTER_EXPR.
25160 (get_ref_from_reference_ops): Likewise.
25162 2009-03-28 Richard Guenther <rguenther@suse.de>
25164 PR tree-optimization/38968
25165 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25166 Use FLOOR_MOD_EXPR to compute misalignment.
25168 2009-03-28 Richard Guenther <rguenther@suse.de>
25170 PR tree-optimization/37795
25171 * tree.h (combine_comparisons): Declare.
25172 * fold-const.c (combine_comparisons): Export.
25173 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25175 (ifcombine_iforif): Use combine_comparisons.
25177 2009-03-28 Jan Hubicka <jh@suse.cz>
25179 * tree-eh.c (inlinable_call_p): New function.
25180 (make_eh_edges): Use it.
25181 (verify_eh_edges): Use it.
25182 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25183 * except.c (reachable_next_level): Add inlinable_function argument
25184 (sjlj_find_directly_reachable_regions): Update.
25185 (add_reachable_handler): Do not set saw_any_handlers.
25186 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25187 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25188 Add new inlinable call parameter.
25189 (can_throw_internal, can_throw_external): Update.
25190 * except.h (can_throw_internal_1, can_throw_external_1,
25191 foreach_reachable_handler): Update declaration.
25193 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25195 * config/arm/t-arm-coff, config/h8300/coff.h,
25196 config/i386/i386-aout.h, config/i386/i386-coff.h,
25197 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25198 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25199 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25200 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25201 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25202 sys-types.h: Remove.
25203 * Makefile.in: Remove protoize and fixproto support and references
25205 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25206 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25208 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25209 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25210 unprotoize$(exeext).
25211 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25212 (.PHONY): Don't depend on proto.
25213 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25214 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25215 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25216 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25217 build/gen-protos.o, build/scan.o, xsys-protos.h,
25218 build/fix-header$(build_exeext), build/fix-header.o,
25219 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25220 stmp-install-fixproto): Remove.
25221 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25222 SYSCALLS.c or fixproto files.
25223 (install-common): Don't install protoize.
25224 (install-headers-tar, install-headers-cpio, install-headers-cp):
25225 Don't depend on $(STMP_FIXPROTO).
25226 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25227 install fixproto files or write out fixproto settings.
25228 (uninstall): Don't uninstall protoize.
25229 * config.gcc (use_fixproto): Remove.
25230 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25231 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25232 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25233 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25234 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25235 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25236 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25237 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25238 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25239 * config/t-vxworks (STMP_FIXPROTO): Remove.
25240 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25241 STMP_FIXPROTO): Remove.
25242 * config.in, configure: Regenerate.
25243 * crtstuff.c (gid_t, uid_t): Don't undefine.
25244 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25245 (arm-*-coff, arm-*-aout: Remove target entries.
25246 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25247 Remove mention of AIX 4.1.
25248 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25249 * doc/invoke.texi (Running Protoize): Remove.
25250 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25251 (Protoize Caveats): Remove.
25252 * tsystem.h: Update comments on headers assumed to exist.
25254 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25256 * genautomata.c: Add a new year to the copyright. Add a new
25258 (struct insn_reserv_decl): Add comments for member bypass_list.
25259 (find_bypass): Remove.
25260 (insert_bypass): New.
25261 (process_decls): Use insert_bypass.
25262 (output_internal_insn_latency_func): Output all bypasses with the
25263 same input insn in one switch case.
25265 * rtl.def (define_bypass): Describe bypass choice.
25266 * doc/md.texi (define_bypass): Ditto.
25268 2009-03-27 Richard Guenther <rguenther@suse.de>
25270 * gimplify.c (mark_addressable): Export.
25271 * tree-flow.h (mark_addressable): Declare.
25272 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25273 * tree-ssa.c (verify_phi_args): Verify that address taken
25274 variables have TREE_ADDRESSABLE set.
25276 2009-03-27 Richard Guenther <rguenther@suse.de>
25278 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25279 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25280 Do not mark decls TREE_ADDRESSABLE.
25281 (build_fold_addr_expr): Adjust.
25282 (fold_addr_expr): Remove.
25283 (fold_unary): Use build_fold_addr_expr.
25284 (fold_comparison): Likewise.
25285 (split_address_to_core_and_offset): Likewise.
25286 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25288 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25289 (gimplify_modify_expr_to_memcpy): Mark source and destination
25291 * omp-low.c (create_omp_child_function): Mark the object decl
25293 (lower_rec_input_clauses): Mark the var we take the address of
25295 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25297 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25299 PR middle-end/39315
25300 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25301 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25303 2009-03-27 Richard Guenther <rguenther@suse.de>
25305 PR tree-optimization/39120
25306 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25308 (handle_lhs_call): Process return constraints. Add escape
25309 constraints if necessary.
25310 (handle_const_call): Fill out return constraints. Make nested
25311 case more precise. Avoid consttmp if possible.
25312 (handle_pure_call): Fill out return constraints. Avoid
25313 callused if possible.
25314 (find_func_aliases): Simplify call handling.
25316 2009-03-27 Richard Guenther <rguenther@suse.de>
25318 PR tree-optimization/39120
25319 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25320 as a representative.
25321 (solve_graph): Do propagate CALLUSED.
25322 (handle_pure_call): Use a scalar constraint from CALLUSED for
25324 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25327 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25330 * c-common.c (handle_aligned_attribute): Properly check alignment
25331 overflow. Use (1U << i) instead of (1 << i).
25333 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25335 * expr.h (get_mem_align_offset): Updated.
25337 * tree.h (tree_decl_common): Change align to "unsigned int" and
25338 move it before pointer_alias_set.
25340 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25341 Jakub Jelinek <jakub@redhat.com>
25344 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25345 gr_register_operand with gr_reg_or_0_operand.
25346 (cmpxchg_rel_di): Likewise.
25347 (sync_lock_test_and_set<mode>): Likewise.
25349 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25351 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25352 (true_regnum): Likewise.
25354 * rtlanal.c (subreg_info): Moved to ...
25355 * rtl.h (subreg_info): Here. New.
25356 (subreg_get_info): New.
25358 * rtlanal.c (subreg_get_info): Make it extern.
25360 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25363 * config/i386/i386.c (ix86_abi): New.
25364 (override_options): Handle -mabi=.
25365 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25366 (ix86_call_abi_override): Likewise.
25367 (init_cumulative_args): Likewise.
25368 (function_arg_advance): Likewise.
25369 (function_arg_64): Likewise.
25370 (function_arg): Likewise.
25371 (ix86_pass_by_reference): Likewise.
25372 (ix86_function_value_regno_p): Likewise.
25373 (ix86_build_builtin_va_list_abi): Likewise.
25374 (setup_incoming_varargs_64): Likewise.
25375 (is_va_list_char_pointer): Likewise.
25376 (ix86_init_machine_status): Likewise.
25377 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25378 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25379 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25380 (ix86_function_abi): Make it static and return enum calling_abi.
25381 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25383 (ix86_fn_abi_va_list): Updated.
25385 * config/i386/i386.h (ix86_abi): New.
25386 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25387 (CONDITIONAL_REGISTER_USAGE): Likewise.
25388 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25389 (machine_function): Likewise.
25391 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25393 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25394 (STACK_BOUNDARY): Likewise.
25395 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25397 * config/i386/i386.opt (mabi=): New.
25399 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25400 return enum calling_abi.
25401 (ix86_function_type_abi): Likewise.
25402 (ix86_function_abi): Removed.
25404 * doc/invoke.texi: Document -mabi= option for x86.
25406 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25408 * builtins.c (real_dconstp): Delete.
25409 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25411 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25412 Jakub Jelinek <jakub@redhat.com>
25415 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25416 (gen_subprogram_die): When a function is explicit, generate the
25417 DW_AT_explicit attribute.
25418 * langhooks.h (struct lang_hooks_for_decls): Add
25419 function_decl_explicit_p langhook.
25420 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25421 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25423 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25425 * builtins.c (fold_builtin_memory_op): Optimize memmove
25426 into memcpy if we can prove source and destination don't overlap.
25428 * tree-inline.c: Include gt-tree-inline.h.
25429 (clone_fn_id_num): New variable.
25430 (clone_function_name): New function.
25431 (tree_function_versioning): Use it.
25432 * Makefile.in (GTFILES): Add tree-inline.c.
25434 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25436 * BASE-VER: Change to 4.5.0.
25438 2009-03-27 Xinliang David Li <davidxl@google.com>
25440 PR tree-optimization/39557
25441 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25443 2009-03-27 Xinliang David Li <davidxl@google.com>
25445 PR tree-optimization/39548
25446 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25449 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25451 * c-common.c (pointer_int_sum): Use %wd on return from
25454 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25456 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25457 on return from tree_low_cst.
25459 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25462 * ginclude/stdarg.h (va_copy): Define also for
25463 __GXX_EXPERIMENTAL_CXX0X__.
25465 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25468 * builtins.h (c_strlen): Do not warn here.
25469 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25470 * c-common.c (pointer_int_sum): Take an explicit location.
25471 Warn about offsets out of bounds.
25472 * c-common.h (pointer_int_sum): Adjust declaration.
25474 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25476 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25479 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25482 * opts.c (warn_if_disallowed_function_p): Don't assume
25483 get_callee_fndecl must return non-NULL.
25485 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25487 PR rtl-optimization/39522
25488 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25489 when reg_reloaded_valid is set.
25491 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25493 * config/spu/divv2df3.c: New file.
25494 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25495 (DPBIT_FUNCS): Filter out _div_df.
25497 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25499 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25500 a jump insn, count that jump in the distance to the loop start.
25502 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25505 * config/sh/sh.c (calc_live_regs): Fix condition for global
25506 registers except PIC_OFFSET_TABLE_REGNUM.
25508 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25511 * doc/invoke.texi (-mconsole): New.
25513 (-mno-cygwin): New.
25515 (-mnop-fun-dllimport): New.
25519 (sub section "i386 and x86-64 Windows Options"): New.
25521 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25523 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25524 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25526 2009-03-25 Richard Guenther <rguenther@suse.de>
25528 PR middle-end/39497
25529 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25532 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25534 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25535 neither of haifa/selective schedulers are working.
25537 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25539 * doc/invoke.texi (Debugging Options): Fix description of
25540 -fno-merge-debug-strings.
25542 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25544 * config/cris/libgcc.ver: New version-script.
25545 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25547 * configure.ac <GAS features, nop mnemonic>: Add pattern
25548 crisv32-*-* for "nop".
25549 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25550 * configure: Regenerate.
25552 2009-03-24 Ira Rosen <irar@il.ibm.com>
25554 PR tree-optimization/39529
25555 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25556 mark_sym_for_renaming for the tag copied to the new vector
25559 2009-03-24 Arthur Loiret <aloiret@debian.org>
25561 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25562 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25563 EXTRA_SPEC_FUNCTIONS.
25564 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25565 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25566 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25567 -march and -mtune options.
25569 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25571 * config/m68k/t-rtems: Add m5329 multilib.
25573 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25574 Jakub Jelinek <jakub@redhat.com>
25577 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25580 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25583 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25584 instead of c_parser_expression_conv, if original_code isn't one of the
25585 4 allowed comparison codes, fail.
25587 2009-03-23 Richard Guenther <rguenther@suse.de>
25589 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25590 * tree.h (struct tree_type): Likewise.
25591 * reload.h (struct insn_chain): Likewise.
25592 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25593 * function.h (struct function): Likewise.
25594 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25596 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25598 PR tree-optimization/39516
25599 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25601 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25603 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25604 should be set true if BITS_PER_WORD of target is bigger than 32
25606 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25608 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25609 Translate -B-options to -rpath-link. Correct existing
25610 rpath-link and conditionalize on !nostdlib.
25612 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25614 * doc/extend.texi (Function Attributes, Variable Attributes):
25616 * doc/invoke.texi (Debugging Options, Optimize Options)
25617 (i386 and x86-64 Options, MCore Options): Likewise.
25619 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25622 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25623 it for block local namespace aliases.
25624 (gen_decl_die): Pass context_die to gen_namespace_die.
25626 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25629 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25630 minimum or maximum value.
25632 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25634 * reginfo.c (globalize_reg): Recompute derived reg sets.
25636 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25639 * libgcc2.c (mprotect): Do not use signed arguments for
25640 VirtualProtect, use DWORD arguments. Also fix the 'may
25641 be used uninitialized' warning for the np variable.
25643 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25646 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25647 functions using regparm calling conventions when not optimizing.
25648 (ix86_function_sseregparm): Similarly for sseregparm calling
25651 2009-03-19 Li Feng <nemokingdom@gmail.com>
25653 PR middle-end/39500
25654 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25655 dependence if the first conflict is after niter iterations.
25657 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25659 PR middle-end/38609
25660 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25661 functions with dynamic stack-pointer adjustments.
25663 2009-03-19 Ben Elliston <bje@au.ibm.com>
25665 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25666 option; change to -msdata=data.
25668 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25670 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25673 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25676 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25678 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25680 * doc/invoke.texi (Code Gen Options): Expand discussion of
25683 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25685 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25686 * matrix-reorg.c (struct matrix_info): Likewise.
25687 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25688 * rtl.h (struct mem_attrs): Likewise.
25689 * df.h (struct df): Likewise.
25690 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25691 * ira-int.h (struct ira_allocno): Likewise.
25692 * df-scan.c (struct df_collection_rec): Likewise.
25693 * ira.c (struct equivalence): Likewise.
25694 * function.c (struct temp_slot): Likewise.
25695 * cfgloop.h (struct loop): Likewise.
25698 * function.c (use_register_for_decl): When not optimizing, disregard
25699 register keyword for variables with types containing methods.
25701 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25703 PR middle-end/39447
25704 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25705 (is_simple_operand): Call contains_component_ref_p before calling data
25706 reference analysis that would fail on COMPONENT_REFs.
25708 * tree-vrp.c (search_for_addr_array): Fix formatting.
25710 2009-03-18 Richard Guenther <rguenther@suse.de>
25712 * tree-vect-transform.c (vect_loop_versioning): Fold the
25713 generated comparisons.
25714 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25715 (slpeel_tree_peel_loop_to_edge): Likewise.
25717 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25719 PR middle-end/37805
25720 * opts.c (print_specific_help): In addition to `undocumented',
25721 accept `separate' and `joined' flags if passed alone. Describe
25722 output by the first matched one of those.
25723 (common_handle_option): Skip over empty strings.
25724 * gcc.c (display_help): Fix help string for `--help='.
25725 * doc/invoke.texi (Option Summary, Overall Options): With
25726 `--help=', classes and qualifiers can both be repeated, but
25727 only the latter can be negated. One should not pass only
25728 negated qualifiers. Fix markup and examples.
25731 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25732 PR middle-end/37805
25733 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25734 and -fhelp=separate.
25736 2009-03-17 Jing Yu <jingyu@google.com>
25738 PR middle-end/39378
25739 * function.h (struct rtl_data): Move is_thunk from here...
25740 (struct function): ...to here.
25741 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25742 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25744 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25746 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25747 (alpha_output_function_end_prologue): Likewise.
25748 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25749 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25750 (rs6000_output_function_epilogue): Likewise.
25751 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25753 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25756 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25757 from different units in a single alternative.
25758 (*truncdfsf_i387): Ditto.
25759 (*truncxfsf2_mixed): Ditto.
25760 (*truncxfdf2_mixed): Ditto.
25762 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25764 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25765 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25768 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25769 unused non-artificial variables when not optimizing.
25772 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25773 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25774 NAMESPACE_DECL in its DECL_INITIAL.
25776 PR middle-end/39443
25777 * optabs.c (set_user_assembler_libfunc): New function.
25778 * expr.h (set_user_assembler_libfunc): New prototype.
25779 * c-common.c: Include libfuncs.h.
25780 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25781 for memcmp, memset, memcpy, memmove and abort.
25782 * Makefile.in (c-common.o): Depend on libfuncs.h.
25785 * dwarf2out.c (gen_inlined_enumeration_type_die,
25786 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25787 gen_tagged_type_instantiation_die): Removed.
25788 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25791 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25794 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25796 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25797 (check-parallel-%): Ditto.
25798 (check-consistency): Ditto.
25800 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25802 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25803 local variable rhs by NULL_TREE.
25805 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25808 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25810 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25813 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25815 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25818 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25819 for ms->sysv ABI calls only in 64bit mode.
25821 * config/i386/i386.md (untyped_call): Support 32bit.
25823 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25825 * doc/extend.texi: Replace x86_65 with x86_64.
25827 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25829 PR tree-optimization/39455
25830 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25831 mismatches for POINTER_TYPE_P (type).
25832 (number_of_iterations_le): Likewise.
25834 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25836 * config/picochip/picochip.c: Removed profiling support.
25837 * config/picochip/picochip.md: Removed profiling instruction.
25838 * config/picochip/picochip.h: Removed profiling builtin.
25840 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25842 * doc/install.texi (--with-host-libstdcxx): Document.
25844 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25847 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25848 generate a warning if the function name does not begin with
25849 "__vector" and the function has either the 'signal' or 'interrupt'
25850 attribute, from here to ...
25851 (avr_declare_function_name): ...here. New function.
25852 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25853 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25855 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25858 * cse.c (fold_rtx): Don't modify original const_arg1 when
25859 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25860 separate variable instead.
25861 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25862 from out of range shift counts.
25863 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25865 2009-03-13 Catherine Moore <clm@codesourcery.com>
25867 * config/i386/x-mingw32 (host-mingw32.o): Replace
25868 diagnostic.h with $(DIAGNOSTIC_H).
25870 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25873 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25875 * config/i386/sync.md (sync_compare_and_swap<mode>,
25876 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25877 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25879 (sync_double_compare_and_swapdi_pic,
25880 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25881 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25883 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25886 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25888 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25891 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25892 (avx_addsubv4df3): Likewise.
25893 (*avx_addsubv4sf3): Likewise.
25894 (sse3_addsubv4sf3): Likewise.
25896 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25899 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25901 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25904 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25905 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25906 registers for allocnos created from user-defined variables.
25908 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25911 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25912 of non-integer mode as well.
25914 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25916 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25917 for functions for which the parameter types are unknown.
25919 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25922 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25923 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25924 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25925 * config/i386/i386.c (ix86_local_alignment): For
25926 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25927 long long variables on the stack to avoid dynamic realignment.
25928 Allow the first argument to be a decl rather than type.
25929 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25931 2009-03-11 Nick Clifton <nickc@redhat.com>
25934 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25936 Add description to mno-lsim option.
25937 * config/mcore/mcore.h: Remove comment about deprecated m4align
25939 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25940 * doc/invoke.texi: Add description of mno-lsim and
25941 mstack-increment options.
25943 * config/fr30/fr30.opt: Document the -mno-lsim option.
25944 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25945 and -mno-lsim options.
25947 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25949 * fold-const.c (fold_comparison): Only call fold_inf_compare
25950 if the mode supports infinities.
25952 2009-03-11 Jason Merrill <jason@redhat.com>
25955 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25956 end already did. Notice GIMPLE_CALL modifications of the result.
25957 Don't copy debug information from an ignored decl or a decl from
25960 2009-03-10 Richard Guenther <rguenther@suse.de>
25961 Nathan Froyd <froydnj@codesourcery.com>
25963 PR middle-end/37850
25964 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25965 (__divMODE3): Likewise.
25967 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25969 PR tree-optimization/39394
25970 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25971 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25973 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25975 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25976 inline asms for register asm ("") declarations.
25978 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25980 * fold-const.c (fold_unary): Fix comment.
25982 2009-03-07 Jan Hubicka <jh@suse.cz>
25985 * tree-inline.c (setup_one_parameter): Do replacement of const
25986 argument by constant in SSA form.
25988 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25990 PR middle-end/38028
25991 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25992 determine alignment passed to assign_stack_local.
25993 (assign_parms_unsplit_complex): Likewise.
25994 * except.c (sjlj_build_landing_pads): Likewise.
25996 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25998 PR middle-end/39360
25999 * tree-flow.h (add_referenced_var): Return bool instead of void.
26000 * tree-dfa.c (add_referenced_var): Return result of
26001 referenced_var_check_and_insert call.
26002 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26003 of referenced_var_check_and_insert.
26006 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26007 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26008 DIE, don't emit it if abstract origin already has it.
26009 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26010 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26012 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26014 * genpreds.c (needs_variable): Fix parentheses at variable name
26016 (write_tm_constrs_h): Indent generated code.
26018 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26020 * doc/extend.texi (Function Attributes): Add documentation
26021 for isr attributes.
26023 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26026 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26027 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26029 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26031 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26034 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26037 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26038 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26040 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26042 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26043 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26044 constants instead of magic numbers.
26045 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26047 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26048 (x86_64_ms_abi_int_parameter_registers): Ditto.
26049 (x86_64_int_return_registers): Ditto.
26050 (ix86_maybe_switch_abi): Ditto.
26051 (ix86_expand_call): Ditto for clobbered_registers array.
26052 (ix86_hard_regno_mode_ok): Ditto.
26053 (x86_extended_QIreg_mentioned_p): Ditto.
26055 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26057 PR tree-optimization/39349
26058 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26060 * combine.c (gen_lowpart_for_combine): Use omode when generating
26063 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26065 PR rtl-optimization/39235
26066 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26068 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26070 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26072 2009-03-04 Richard Guenther <rguenther@suse.de>
26074 PR tree-optimization/39362
26075 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26076 that occur in abnormal PHIs should be varying.
26078 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26080 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26082 (simple_iv): Take loop as an argument instead of statement.
26083 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26084 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26086 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26088 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26089 * matrix-reorg.c (analyze_transpose): Ditto.
26090 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26091 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26092 * tree-predcom.c (ref_at_iteration): Ditto.
26093 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26095 2009-03-04 Richard Guenther <rguenther@suse.de>
26097 PR tree-optimization/39358
26098 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26099 escaped_id and callused_id.
26100 (solve_graph): Likewise.
26102 2009-03-04 Richard Guenther <rguenther@suse.de>
26104 PR tree-optimization/39339
26105 * tree-sra.c (try_instantiate_multiple_fields): Make it
26106 no longer ICE on the above.
26108 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26110 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26111 that fits within Pmode.
26113 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26115 PR middle-end/10109
26116 * tm.texi (LIBCALL_VALUE): Update description.
26118 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26120 PR middle-end/34443
26121 * doc/extend.texi (section): Update description.
26123 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26125 PR middle-end/39345
26126 * tree-inline.c (remapped_type): New.
26127 (can_be_nonlocal): Call remapped_type instead of remap_type.
26129 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26132 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26133 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26135 2009-03-03 Richard Guenther <rguenther@suse.de>
26137 PR middle-end/39272
26138 * tree.c (tree_nonartificial_location): New function.
26139 * tree.h (tree_nonartificial_location): Declare.
26140 * builtins.c (expand_builtin_memory_chk): Provide location
26141 of the call location for artificial function pieces.
26142 (maybe_emit_chk_warning): Likewise.
26143 (maybe_emit_sprintf_chk_warning): Likewise.
26144 (maybe_emit_free_warning): Likewise.
26145 * expr.c (expand_expr_real_1): Likewise.
26147 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26149 PR tree-optimization/39343
26150 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26151 COMPONENT_REF t has ARRAY_TYPE.
26153 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26155 PR middle-end/39335
26156 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26157 when the type precision of the induction variable should be
26158 larger than the type precision of nit.
26159 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26160 * graphite.c (graphite_loop_normal_form): Same.
26161 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26163 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26165 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26166 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26167 numbers to describe clobbered registers.
26168 (*call_value_0_rex64_ms_sysv): Ditto.
26169 * config/i386/mmx.md (mmx_emms): Ditto.
26170 (mmx_femms): Ditto.
26172 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26174 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26177 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26179 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26180 (spu_section_type_flags): New function.
26182 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26184 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26185 reg_class_contents of FLOAT_REGS into a temporary.
26187 2009-03-02 Richard Guenther <rguenther@suse.de>
26188 Ira Rosen <irar@il.ibm.com>
26190 PR tree-optimization/39318
26191 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26192 information to the vectorized statement.
26194 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26196 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26197 variable. Use defined names instead of magic constants for REX SSE
26200 2009-03-01 Richard Guenther <rguenther@suse.de>
26202 PR tree-optimization/39331
26203 * omp-low.c (lower_send_shared_vars): Do not receive new
26204 values for the reference of DECL_BY_REFERENCE parms or results.
26206 2009-03-01 Jan Hubicka <jh@suse.cz>
26209 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26210 BLOCK_NONLOCALIZED_VAR): New macros.
26211 (tree_block): Add nonlocalized_vars.
26212 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26213 gen_decl_die): Add origin argument. Allow generation of die with
26214 origin at hand only.
26215 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26216 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26218 (gen_block_die): Fix checking for unused blocks.
26219 (process_scope_var): Break out from .... ; work with origins only.
26220 (decls_for_scope) ... here; process nonlocalized list.
26221 (dwarf2out_ignore_block): Look for nonlocalized vars.
26222 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26224 (dump_scope_block): Dump them.
26225 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26226 (remap_block): Likewise.
26227 (can_be_nonlocal): New predicate.
26228 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26230 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26232 * configure: Regenerate.
26234 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26236 * optc-gen.awk: No need to duplicate option flags twice.
26237 Reuse help texts for duplicate options which do not have any.
26239 * gcc.c (display_help): Document --version.
26241 * gcc.c (main): If print_help_list and verbose_flag, ensure
26242 driver output comes before subprocess output.
26244 * optc-gen.awk: Assign all remaining fields to help string,
26245 space-separated, for multi-line help in *.opt.
26247 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26248 -Wno-pedantic-ms-format is for MinGW targets only.
26250 * doc/options.texi (Option file format): Fix bad indentation,
26251 restoring dropped sentence.
26253 2009-02-28 Jan Hubicka <jh@suse.cz>
26255 * tree-inline.c (tree_function_versioning): Output debug info.
26257 2009-02-28 Jan Hubicka <jh@suse.cz>
26260 * tree-inline.c (setup_one_parameter): Do not copy propagate
26261 arguments when not optimizing.
26263 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26266 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26267 (avx_addsubv4df3): Likewise.
26268 (*avx_addsubv4sf3): Likewise.
26269 (sse3_addsubv4sf3): Likewise.
26270 (*avx_addsubv2df3): Likewise.
26271 (sse3_addsubv2df3): Likewise.
26272 (avx_unpckhps256): Correct item selectors.
26273 (avx_unpcklps256): Likewise.
26274 (avx_unpckhpd256): Likewise.
26275 (avx_unpcklpd256): Likewise.
26277 2009-02-28 Jan Hubicka <jh@suse.cz>
26279 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26281 (copy_arguments_for_versioning): If var is declared don't declare it.
26282 (tree_function_versioning): First setup substitutions and then copy
26285 2009-02-27 Jan Hubicka <jh@suse.cz>
26288 * cgraph.h (varpool_output_debug_info): Remove.
26289 * cgraphunit.c (varpool_output_debug_info): Remove.
26290 * dwarf2out.c (deferred_locations_struct): New struct
26291 (deferred_locations): New type.
26292 (deferred_locations_list): New static var.
26293 (deffer_location): New function.
26294 (gen_variable_die): Use it.
26295 (decls_for_scope): Output info on local static vars.
26296 (dwarf2out_finish): Process deferred locations.
26297 * varpool.c (varpool_output_debug_info): Remove.
26299 2009-02-27 Jan Hubicka <jh@suse.cz>
26302 * tree.h (TREE_PROTECTED): Fix comment.
26303 (BLOCK_HANDLER_BLOCK): Remove.
26304 (struct tree_block): Remove handler_block add body_block.
26305 (inlined_function_outer_scope_p): New.
26306 (is_body_block): Remove.
26307 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26308 * dwarf2out.c (is_inlined_entry_point): Remove.
26309 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26310 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26312 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26313 * gimplify.c (gimplify_expr): Gimplify body blocks.
26314 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26315 block with multiple subblocks.
26316 (dump_scope_block): Prettier output; dump more flags and info.
26317 (dump_scope_blocks): New.
26318 (remove_unused_locals): Use dump_scope_blocks.
26319 * tree-flow.h (dump_scope_blocks): Declare.
26320 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26321 * stmt.c (is_body_block): Remove.
26322 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26323 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26325 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26327 PR middle-end/39308
26328 * graphite.c (graphite_loop_normal_form): Do not call
26329 number_of_iterations_exit from a gcc_assert.
26331 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26333 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26334 jumps if COND is NULL.
26335 (find_cond_jump): New function.
26336 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26337 * config/s390/s390.md: Remove z10_cobra attribute value.
26339 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26341 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26342 force_const_mem returns NULL_RTX.
26344 2009-02-26 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 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26360 PR rtl-optimization/39241
26361 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26362 to subreg_offset_representable_p.
26364 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26366 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26367 execute function prototype. Get f and nregs from max_reg_num
26368 and get_insns. Remove the first backward pass as it's dead,
26369 guard the forward pass by flag_expensive_optimizations.
26370 (rest_of_handle_regmove): Delete.
26371 (pass_regmove): Replace it with regmove_optimize.
26373 2009-02-25 Martin Jambor <mjambor@suse.cz>
26375 PR tree-optimization/39259
26376 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26377 calls_alloca function flags.
26378 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26379 calls are detected.
26381 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26383 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26384 flags_set_1_rtx, flags_set_1_set): Delete.
26385 (regmove_optimize): Do not call mark_flags_life_zones.
26387 2009-02-24 Julian Brown <julian@codesourcery.com>
26390 * config/arm/arm.c (require_pic_register): Only set
26391 cfun->machine->pic_reg once per function.
26393 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26395 * doc/invoke.texi (Link Options): Document an easier way to pass
26396 options that take arguments to the GNU linker using -Xlinker and -Wl.
26398 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26401 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26403 2009-02-24 Richard Guenther <rguenther@suse.de>
26406 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26408 2009-02-24 Richard Guenther <rguenther@suse.de>
26409 Zdenek Dvorak <ook@ucw.cz>
26411 PR tree-optimization/39233
26412 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26413 from converting them to a generic type.
26415 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26417 PR tree-optimization/39260
26418 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26419 contains a condition with a real type.
26420 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26422 2009-02-23 Jason Merrill <jason@redhat.com>
26425 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26426 narrowing_initializer_constant_valid_p.
26427 (narrowing_initializer_constant_valid_p): Don't return
26428 null_pointer_node for adding a pointer to itself.
26430 2009-02-23 Jan Hubicka <jh@suse.cz>
26433 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26436 2009-02-23 Jan Hubicka <jh@suse.cz>
26438 PR tree-optimization/37709
26439 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26440 * tree.h (block_ultimate_origin): Declare.
26441 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26442 * tree-ssa-live.c (remove_unused_scope_block_p):
26443 Eliminate blocks containig no instructions nor live variables nor
26445 (dump_scope_block): New function.
26446 (remove_unused_locals): Enable removal of dead blocks by default;
26447 enable dumping at TDF_DETAILS.
26449 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26451 * config/i386/i386.c (classify_argument): Don't allow COImode
26453 (function_arg_advance_32): Don't allow OImode.
26454 (function_arg_32): Likewise.
26455 (function_value_32): Likewise.
26456 (return_in_memory_32): Likewise.
26457 (function_arg_64): Remove OImode comment.
26459 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26462 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26463 ix86_expand_vector_set for V4DImode in 64bit mode only.
26464 (ix86_expand_vector_init_one_var): Likewise.
26466 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26468 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26470 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26473 * loop-iv.c: Revert last change.
26474 * emit-rtl.c: Likewise.
26476 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26479 * config/i386/i386.c (type_natural_mode): Remove an extra
26480 space in the warning message.
26481 (function_value_32): Handle 32-byte vector modes.
26482 (return_in_memory_32): Likewise.
26484 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26486 * loop-iv.c (truncate_value): New function.
26487 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26489 (lowpart_subreg): Move to...
26490 * emit-rtl.c: ...here.
26492 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26494 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26495 accidental and undocumented change at revision 140860.
26497 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26499 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26500 take gimple_seq * arguments.
26501 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26502 types_compatible_p langhook.
26504 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26505 Joseph Myers <joseph@codesourcery.com>
26507 * config/arm/arm.c (arm_builtin_va_list): New function.
26508 (arm_expand_builtin_va_start): Likewise.
26509 (arm_gimplify_va_arg_expr): Likewise.
26510 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26511 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26512 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26513 (va_list_type): New variable.
26514 (arm_mangle_type): Mangle va_list_type appropriately.
26516 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26518 PR middle-end/39157
26519 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26520 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26521 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26522 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26523 parameter to 1000 for -O1 by default.
26524 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26526 * loop-invariant.c: Include params.h.
26527 (move_loop_invariants): Don't call move_single_loop_invariants on
26530 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26532 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26533 offset when calculating bounds for indexing stack_usage_map. Fixes
26534 a buffer overflow with certain target setups.
26536 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26539 * calls.c (expand_call): Clear try_tail_call if caller and callee
26540 disagree in promotion of function return value.
26542 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26545 * c-common.c (c_determine_visibility): If visibility changed and
26546 DECL_RTL has been already set, call make_decl_rtl to update symbol
26549 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26552 * varasm.c (assemble_variable): Don't check DECL_NAME when
26553 globalizing a variable.
26555 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26558 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26559 expression before any __builtin_trap call.
26560 * c-typeck.c (build_function_call): Convert and check function
26561 arguments before generating a call to a trap. Evaluate the
26562 function arguments before the trap.
26564 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26567 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26568 (UNSPEC_FXAM_MEM): New unspec.
26569 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26570 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26571 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26573 2009-02-19 Richard Guenther <rguenther@suse.de>
26575 PR tree-optimization/39207
26576 PR tree-optimization/39074
26577 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26578 storedanything_tree): New.
26579 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26580 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26581 (build_succ_graph): Add edges from STOREDANYTHING to all
26583 (init_base_vars): Initialize STOREDANYTHING.
26584 (compute_points_to_sets): Free substitution info after
26585 building the succ graph.
26586 (ipa_pta_execute): Likewise.
26588 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26590 (do_ds_constraint): Do not add to special var or non-pointer
26592 (type_could_have_pointers): Split out from ...
26593 (could_have_pointers): ... here. For arrays use the element type.
26594 (create_variable_info_for): Initialize may_have_pointers.
26595 (new_var_info): Likewise.
26596 (handle_lhs_call): Make the HEAP variable unknown-sized.
26597 (intra_create_variable_infos): Use a type with pointers for
26598 PARM_NOALIAS, make it unknown-sized.
26600 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26603 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26605 2009-02-18 Jason Merrill <jason@redhat.com>
26608 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26609 value if DECL_EXTERNAL.
26610 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26611 * target.h (gcc_target::binds_local_p): Clarify "module".
26612 * tree.h (TREE_PUBLIC): Clarify "module".
26614 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26617 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26618 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26620 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26623 * c.opt (Wabi): Support C and ObjC.
26626 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26628 * config/i386/i386.c (classify_argument): Warn once about the ABI
26629 change when passing union with long double.
26631 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26633 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26636 * c-parser.c (c_parser_compound_statement): Always enter and leave
26639 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26642 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26644 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26646 PR tree-optimization/36922
26647 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26648 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26651 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26653 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26656 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26658 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26660 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26662 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26665 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26666 Richard Sandiford <rdsandiford@googlemail.com>
26668 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26669 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26670 (loongson_biadd): ...this.
26672 2009-02-17 Richard Guenther <rguenther@suse.de>
26674 PR tree-optimization/39202
26675 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26676 a var make sure to follow existing collapses.
26678 2009-02-17 Richard Guenther <rguenther@suse.de>
26680 PR middle-end/39214
26681 * langhooks.c (lhd_print_error_function): Check for NULL block.
26683 2009-02-17 Richard Guenther <rguenther@suse.de>
26685 PR tree-optimization/39204
26686 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26689 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26691 * config/soft-fp/double.h: Update from glibc CVS.
26693 2009-02-17 Richard Guenther <rguenther@suse.de>
26695 PR tree-optimization/39207
26696 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26697 strict-aliasing warnings for pointers pointing to NULL.
26699 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26702 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26703 skipping until next close brace.
26705 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26708 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26709 to function argument boundary.
26711 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26713 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26714 in the lea_add. Reload eventually constraints it properly.
26715 * config/picochip/constraints.md: Remove the target constraint
26716 "b", since it is not needed anymore.
26718 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26720 * gthr-dce.h: Uglify function parameter and local variable names.
26721 * gthr-gnat.h: Likewise.
26722 * gthr-mipssde.h: Likewise.
26723 * gthr-nks.h: Likewise.
26724 * gthr-posix95.h: Likewise.
26725 * gthr-posix.h: Likewise.
26726 * gthr-rtems.h: Likewise.
26727 * gthr-single.h: Likewise.
26728 * gthr-solaris.h: Likewise.
26729 * gthr-tpf.h: Likewise.
26730 * gthr-vxworks.h: Likewise.
26731 * gthr-win32.h: Likewise.
26733 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26736 * config/i386/i386.md: Restrict the new peephole2 to move
26737 between MMX/SSE registers.
26739 2009-02-15 Richard Guenther <rguenther@suse.de>
26742 2009-02-13 Richard Guenther <rguenther@suse.de>
26744 * configure.ac: Enable LFS.
26745 * configure: Re-generate.
26746 * config.in: Likewise.
26748 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26750 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26751 spu_srqwbyte, spu_srqwbytebc): Define.
26752 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26753 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26754 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26755 "shrqby_<mode>"): New insn-and-split patterns.
26756 * config/spu/spu.c (expand_builtin_args): Determine and return
26757 number of operands using spu_builtin_description data.
26758 (spu_expand_builtin_1): Use it.
26760 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26763 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26766 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26769 * config/i386/i386.c (override_options): Correct warning
26770 messages for -malign-loops, -malign-jumps and -malign-functions.
26772 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26775 * config/i386/i386.md: Restrict the new peephole2 to move
26776 between the general purpose registers.
26778 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26781 * config/i386/i386.c (type_natural_mode): Add a new argument.
26782 Return the original mode and warn ABI change if vector size is 32byte.
26783 (function_arg_advance): Updated.
26784 (function_arg): Likewise.
26785 (ix86_function_value): Likewise.
26786 (ix86_return_in_memory): Likewise.
26787 (ix86_sol10_return_in_memory): Likewise.
26788 (ix86_gimplify_va_arg): Likewise.
26789 (function_arg_32): Don't warn ABX ABI change here.
26790 (function_arg_64): Likewise.
26792 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26794 * loop-iv.c (implies_p): In the final case, test that operands 0
26795 of the two comparisons match.
26797 * config/bfin/bfin.c (find_prev_insn_start): New function.
26798 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26799 (find_next_insn_start): Move.
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 Joseph Myers <joseph@codesourcery.com>
26810 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26811 sizes on syntax error after some arguments have been parsed.
26813 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26815 * doc/invoke.texi (-fira): Remove.
26817 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26819 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26820 * recog.c: Likewise.
26823 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26825 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26826 (umul_ppmm): Likewise.
26827 (count_leading_zeros): Likewise.
26828 (count_trailing_zeros): Likewise.
26829 (UMUL_TIME): Likewise.
26831 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26833 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26834 soft-fp/t-softfp to tmake_file.
26836 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26837 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26838 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26839 IA64_BUILTIN_INFQ]: New.
26840 (ia64_init_builtins): Initialize __builtin_infq,
26841 __builtin_fabsq and __builtin_copysignq if not HPUX.
26842 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26843 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26845 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26847 (__fixtfti): Likewise.
26848 (__fixunstfti): Likewise.
26849 (__floattitf): Likewise.
26851 * config/ia64/libgcc-glibc.ver: New.
26852 * config/ia64/t-fprules-softfp: Likewise.
26853 * config/ia64/sfp-machine.h: Likewise.
26855 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26856 (LIBGCC2_TF_CEXT): Likewise.
26857 (TF_SIZE): Likewise.
26858 (TARGET_INIT_LIBFUNCS): Likewise.
26860 * config/ia64/t-glibc (SHLINB_MAPFILES):
26861 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26863 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26865 * config/i386/i386.c (construct_container): Rewrite processing
26866 BLKmode with X86_64_SSE_CLASS.
26868 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26871 * config/i386/i386.md: Replace simplify_replace_rtx with
26872 replace_rtx in the new peephole2.
26874 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26876 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26877 loop unrolling do not happen at -O2.
26879 2009-02-12 Michael Matz <matz@suse.de>
26881 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26883 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26885 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26888 2009-02-12 Ben Elliston <bje@au.ibm.com>
26890 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26891 patterns when updating the back chain. Missed in the 2009-02-10
26894 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26896 * doc/extend.texi (Decimal Floating Types): Update identifier of
26897 draft TR and list of missing support.
26899 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26901 PR middle-end/39154
26902 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26903 bit to variable length decl's flags, add it also to its
26904 pointer replacement variable.
26906 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26907 Jakub Jelinek <jakub@redhat.com>
26910 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26911 (memory_blockage): New expander.
26912 (*memory_blockage): New insn pattern.
26913 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26914 instead of general blockage at the end of function prologue when
26915 frame pointer is used to access red zone area. Do not emit blockage
26916 when profiling, it is emitted in generic code.
26917 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26918 function epilogue when frame pointer is used to access red zone area.
26920 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26923 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26924 by arithmetic with memory operands.
26925 * config/i386/predicates.md (commutative_operator): New.
26927 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26929 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26932 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26934 * alias.h (record_alias_subset): Declare.
26935 * alias.c (record_alias_subset): Make global.
26937 2009-02-10 Nick Clifton <nickc@redhat.com>
26939 * tree-parloops.c: Change license to GPLv3.
26940 * ipa-struct-reorg.c: Change license to GPLv3.
26941 * ipa-struct-reorg.h: Change license to GPLv3.
26943 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26946 * c-decl.c (start_struct): Return NULL on error.
26948 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26950 PR middle-end/39124
26951 * cfgloopmanip.c (remove_path): Call remove_bbs after
26952 cancel_loop_tree, not before it.
26955 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26956 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26957 VAR_DECLs were seen.
26958 * tree-ssa-live.c (remove_unused_locals): Recompute
26959 cfun->has_local_explicit_reg_vars.
26960 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26961 copies or clearings if cfun->has_local_explicit_reg_vars.
26963 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26966 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26967 of function prologue when frame pointer is used to access
26970 2009-02-10 Richard Guenther <rguenther@suse.de>
26972 PR middle-end/39127
26973 * gimplify.c (gimple_regimplify_operands): Always look if
26974 we need to create a temporary.
26976 2009-02-10 Richard Guenther <rguenther@suse.de>
26978 PR tree-optimization/39132
26979 * tree-loop-distribution.c (todo): New global var.
26980 (generate_memset_zero): Trigger TODO_rebuild_alias.
26981 (tree_loop_distribution): Return todo.
26983 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26986 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26987 (x86_64_reg_class_name): Removed.
26988 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26989 first one isn't X86_64_SSE_CLASS or any other ones aren't
26990 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26991 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26992 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26993 and 3 X86_64_SSEUP_CLASS.
26994 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26995 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26997 2009-02-10 Ben Elliston <bje@au.ibm.com>
26999 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27000 form instruction to update the stack back chain word, even if the
27001 user has disabled the generation of update instructions.
27002 (movdi_<mode>_update_stack): New.
27003 (movsi_update_stack): Likewise.
27004 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27005 always use an update form instruction to update the stack back
27008 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27010 PR middle-end/38953
27011 * graphite.c (if_region_set_false_region): After moving a region in
27012 the false branch of a condition, remove the empty dummy basic block.
27013 (gloog): Remove wrong fix for PR38953.
27015 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27017 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27018 generation due to implicit sign extension.
27020 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27022 PR middle-end/38981
27023 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27024 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27026 2009-02-09 Richard Guenther <rguenther@suse.de>
27028 PR middle-end/35202
27029 * convert.c (convert_to_real): Disable (float)fn((double)x)
27030 to fnf(x) conversion if errno differences may occur and
27031 -fmath-errno is set.
27033 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27035 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27036 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27037 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27039 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27042 * c-common.c (handle_alias_attribute): Disallow attribute for
27043 anything not a FUNCTION_DECL or VAR_DECL.
27045 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27048 * real.c (do_compare): Special-case compare of zero against
27049 decimal float value.
27051 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27054 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27055 as indicating flexible array members unless the field itself is
27056 being declarared as the incomplete array.
27058 2009-02-06 Jan Hubicka <jh@suse.cz>
27060 PR tree-optimization/38844
27061 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27062 is already inlined.
27064 2009-02-06 Richard Guenther <rguenther@suse.de>
27066 PR middle-end/38977
27067 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27068 fork because we may expand it as __gcov_fork.
27070 2009-02-06 Nick Clifton <nickc@redhat.com>
27072 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27074 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27076 PR tree-optimization/35659
27077 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27078 vn_phi_eq): Shortcut if hashcode does not match.
27079 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27081 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27082 and avoid iterative_hash_expr.
27083 (FOR_EACH_VALUE_ID_IN_SET): New.
27084 (value_id_compare): Remove.
27085 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27086 sort expressions by value id.
27088 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27091 * config/sh/predicates.md (general_movsrc_operand): Don't check
27092 the subreg of system registers here.
27094 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27097 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27098 on the copied decl.
27100 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27102 PR rtl-optimization/39110
27103 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27104 addresses, not aligned ones.
27106 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27107 Richard Guenther <rguenther@suse.de>
27109 PR tree-optimization/39100
27110 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27111 comment says and add edges.
27113 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27116 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27117 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27119 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27121 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27122 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27123 register_bb_in_sese, new_sese, free_sese): Moved.
27124 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27125 outermost_loop_in_scop, build_scop_iteration_domain,
27126 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27127 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27128 Use loop_in_sese_p instead of loop_in_scop_p.
27129 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27130 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27131 (scopdet_basic_block_info): Fix bug in scop detection.
27132 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27133 eq_loop_to_cloog_loop): Remove.
27134 (nb_loops_around_loop_in_scop, nb_loop
27135 ref_nb_loops): Moved here...
27136 * graphite.h (ref_nb_loops): ... from here.
27137 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27138 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27139 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27141 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27142 Hans-Peter Nilsson <hp@axis.com>
27144 PR rtl-optimization/37889
27145 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27146 Move offset handling from PLUS to before the switch. Use new
27147 arguments when considering SYMBOL_REFs too.
27148 (rtx_addr_can_trap_p): Pass dummy offset and size.
27149 (enum may_trap_p_flags): Remove.
27150 (may_trap_p_1): Pass size from MEM_SIZE.
27152 PR rtl-optimization/38921
27153 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27154 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27155 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27156 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27158 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27160 AVX Programming Reference (January, 2009)
27161 * config/i386/sse.md (*vpclmulqdq): New.
27163 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27165 PR tree-optimization/38977
27166 PR gcov-profile/38292
27167 * calls.c (special_function_p): Disregard __builtin_ prefix.
27169 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27171 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27172 non-indexable addresses even before reload.
27174 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27177 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27178 as having variable size. Do not give an error for unnamed
27179 parameters with [*] declarators. Give a warning for type names
27180 with [*] declarators and mark them as variable size.
27181 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27182 for sizeof applied to [*] type names.
27184 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27187 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27189 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27191 * gcc.c (process_command): Update copyright notice dates.
27192 * gcov.c (print_version): Likewise.
27193 * gcov-dump.c (print_version): Likewise.
27194 * mips-tfile.c (main): Likewise.
27195 * mips-tdump.c (main): Likewise.
27197 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27200 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27201 for composite type involving a zero-length array type.
27203 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27206 * function.c (match_asm_constraints_1): Skip over
27207 initial optional % in the constraint.
27209 PR inline-asm/39059
27210 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27211 supported, don't accept FIXED_CSTs.
27212 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27213 and _Sat is used without _Fract/_Accum. Set specs->type to
27214 integer_type_node for cts_fract/cts_accum if fixed point is not
27217 2009-02-02 Catherine Moore <clm@codesourcery.com>
27219 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27221 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27223 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27224 (ABI_HAS_64BIT_SYMBOLS): Use it.
27225 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27227 2009-02-02 Paul Brook <paul@codesourcery.com>
27229 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27231 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27233 PR inline-asm/39058
27234 * recog.h (asm_operand_ok): Add constraints argument.
27235 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27236 recurse on matching constraint.
27237 (check_asm_operands): Pass constraints as 3rd argument to
27238 asm_operand_ok. Don't look up matching constraint here.
27239 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27242 2009-02-02 Ben Elliston <bje@au.ibm.com>
27244 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27245 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27247 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27249 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27250 information. Remove some obsolete information. Reorganize.
27252 * config/pa/fptr.c: Revert license to GPL 2.
27253 * config/pa/milli64.S: Likewise.
27255 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27258 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27259 LIBRARY name in, instead of hard-coding it.
27260 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27261 extra target make frag to tmake_files according to EH model.
27262 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27263 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27264 frags that define makefile variable EH_MODEL appropriately.
27265 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27266 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27267 to "-sjlj" according to type of EH configured.
27268 (LIBGCC_SONAME): Concatenate it to shared library base name.
27269 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27270 to "_sjlj" according to type of EH configured.
27271 (LIBGCC_SONAME): Concatenate it to shared library base name.
27272 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27273 (SHLIB_LINK): Add missing semicolon to if-else construct.
27274 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27275 string value of "pe_dll" command-line option.
27276 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27277 (SHLIB_SONAME): Use it when overriding t-cygming default.
27278 (SHLIB_IMPLIB): Override t-cygming default.
27279 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27280 string value of "pe_dll" command-line option.
27282 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27285 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27286 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27288 2009-01-31 Richard Guenther <rguenther@suse.de>
27290 PR tree-optimization/38937
27291 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27292 computing the transitive closure.
27294 2009-01-30 Richard Guenther <rguenther@suse.de>
27296 PR tree-optimization/39041
27297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27298 Propagate variable indices only if the types match for this stmt.
27300 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27303 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27304 inline but never defined.
27306 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27308 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27309 (*insv_h_di_reg_extimm): New insn.
27310 (*insv_l<mode>_reg_extimm): New insn.
27312 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27314 * config/picochip/picochip.c (flag_conserve_stack): set
27315 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27316 fconserve-stack. Reduce call-overhead used by inliner.
27318 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27321 * common.opt (flag_conserve_stack): Initialised to zero.
27323 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27326 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27327 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27330 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27332 * ira-color.c (allocno_reload_assign): Update comments.
27333 * regmove.c (regmove_optimize): Likewise.
27337 2009-01-29 Robert Millan <rmh@aybabtu.com>
27339 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27340 * config/i386/kopensolaris-gnu.h: New file. Undefine
27341 `MD_UNWIND_SUPPORT'.
27342 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27344 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27346 PR tree-optimization/39007
27347 * tree-loop-distribution.c (generate_builtin): Use
27348 recompute_dominator to compute the immediate dominator of the
27349 basic block just after the loop.
27351 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27353 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27354 (ASM_OUTPUT_DWARF_PCREL): Define.
27356 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27358 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27359 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27360 global. Modify entries about regmove and IRA.
27362 * ra-conflict.c: Remove the file.
27364 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27366 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27367 (pass_regclass_init): Rename to pass_reginfo_init.
27369 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27371 * toplev.h (flag_ira): Remove.
27373 * caller-save.c (setup_save_areas): Remove flag_ira.
27375 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27377 * global.c: Remove the file.
27379 * opts.c (decode_options): Remove flag_ira.
27381 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27383 * regmove.c: Modify file description.
27384 (find_use_as_address, try_auto_increment): Define them only if
27385 AUTO_INC_DEC is defined.
27386 (replacement_quality, replace_in_call_usage, fixup_match_1,
27387 stable_and_no_regs_but_for_p): Remove.
27388 (reg_set_in_bb): Make it static.
27389 (regmove_optimize): Remove flag_ira and code which worked for
27392 * local-alloc.c: Remove the file.
27394 * common.opt (fira): Remove.
27396 * ira.c: Include except.h.
27397 (eliminable_regset): Move from global.c.
27398 (mark_elimination): Ditto. Remove flag_ira.
27399 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27400 equiv_mem_modified, validate_equiv_mem_from_store,
27401 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27402 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27403 no_equiv, recorded_label_ref): Move from local-alloc.c.
27404 (update_equiv_regs): Ditto. Make it static.
27405 (print_insn_chain, print_insn_chains): Move it from global.c.
27406 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27407 (build_insn_chain): Ditto. Make it static.
27408 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27409 Rename to init_live_subregs.
27410 (gate_ira): Remove flag_ira.
27412 * regclass.c: Rename reginfo.c. Change file description.
27413 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27414 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27415 (init_reg_sets_1): Remove code for evaluation of
27416 reg_class_superclasses and losing_caller_save_reg_set.
27417 (init_regs): Remove init_reg_autoinc.
27418 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27419 ok_for_base_p_nonstrict): Remove.
27420 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27421 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27422 corresponding entries.
27423 (dump_regclass, record_operand_costs, scan_one_insn,
27424 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27425 record_address_regs, auto_inc_dec_reg_p): Remove.
27426 (gt-regclass.h): Rename to gt-reginfo.h.
27428 * rtl.h (dump_global_regs, retry_global_alloc,
27429 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27431 * Makefile.in (RA_H): Remove.
27432 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27433 Rename regclass.o to reginfo.o.
27434 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27436 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27437 (GTFILES): Rename regclass.c to reginfo.c.
27439 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27440 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27442 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27443 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27445 (finish_spills): Ditto. Remove code for !flag_ira.
27447 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27449 PR middle-end/35854
27450 * doc/invoke.texi (rtl debug options): Complete rewrite.
27451 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27453 * mode-switching.c (pass_mode_switching): Rename pass from
27454 "mode-sw" to "mode_sw".
27455 * except.c (pass_convert_to_eh_ranges): Rename pass from
27456 "eh-ranges" to "eh_ranges".
27457 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27461 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27462 Alexander Monakov <amonakov@ispras.ru>
27464 PR middle-end/38857
27465 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27467 (move_exprs_to_boundary): Change return type and pass through
27468 should_move from move_op. Relax assert. Update usage ...
27469 (schedule_expr_on_boundary): ... here. Use should_move instead of
27471 (move_op_orig_expr_found): Indicate that insn was disconnected from
27473 (code_motion_process_successors): Do not call after_merge_succs
27474 callback if original expression was not found when traversing any of
27476 (code_motion_path_driver): Change return type. Update prototype.
27477 (move_op): Update comment. Add a new parameter (should_move). Update
27478 prototype. Set *should_move based on indication provided by
27479 move_op_orig_expr_found.
27481 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27483 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27484 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27485 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27486 * config/rs6000/rs6000.c (rs6000_override_options): Default
27487 avoid-indexed-addresses on for Power6, off for everything else.
27488 (avoiding_indexed_address_p): New function.
27489 (rs6000_legitimize_address): Use it.
27490 (rs6000_legitimate_address): Likewise.
27491 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27493 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27495 PR tree-optimization/38997
27496 * tree-loop-distribution.c (generate_memset_zero): Use
27497 POINTER_PLUS_EXPR for a pointer addition.
27499 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27501 * config/s390/s390.md (bswap<mode>2): New pattern added.
27503 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27505 * config/s390/s390.md (*tls_load_31): Added type attribute.
27507 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27509 * config/s390/s390.md: Fix a few comments.
27511 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27513 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27514 (*tm<mode>_full): Fixed z10prop attribute.
27515 (*tst<mode>_extimm): Fixed z10prop attribute.
27516 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27517 (*tstqiCCT_cconly): Fixed z10prop attribute.
27518 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27519 (*movsi_larl): Fixed z10prop attribute.
27520 (*movsi_zarch): Fixed z10prop attribute.
27521 (*movsi_eas): Fixed z10prop attribute.
27522 (*movhi): Fixed z10prop attribute.
27523 (*movqi): Fixed z10prop attribute.
27524 (*movstrictqi): Fixed z10prop attribute.
27525 (*mov<mode>): Fixed z10prop attribute.
27526 (*movcc): Fixed z10prop attribute.
27527 (*sethighpartdi_64): Fixed z10prop attribute.
27528 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27529 (*negdi2_sign_cc): Fixed z10prop attribute.
27530 (*negdi2_sign): Fixed z10prop attribute.
27531 (*absdi2_sign_cc): Fixed z10prop attribute.
27532 (*absdi2_sign): Fixed z10prop attribute.
27533 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27534 (*negabsdi2_sign): Fixed z10prop attribute.
27535 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27536 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27537 (doloop_si64): Fixed z10prop attribute.
27538 (doloop_si31): Fixed z10prop attribute.
27539 (doloop_long): Fixed z10prop attribute.
27540 (indirect_jump): Fixed z10prop attribute.
27541 (nop): Fixed z10prop attribute.
27542 (main_base_64): Fixed z10prop attribute.
27543 (reload_base_64): Fixed z10prop attribute.
27545 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27547 PR rtl-optimization/38740
27548 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27550 * config/mips/mips.c (mips_reorg): Likewise.
27552 2009-01-28 Richard Guenther <rguenther@suse.de>
27554 PR tree-optimization/38926
27555 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27556 with the correct value id to a value.
27557 (do_regular_insertion): Use the value number of edoubleprime
27558 for the value number of the expr.
27561 2008-08-21 Richard Guenther <rguenther@suse.de>
27563 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27564 a PHI ask VN if it is already available.
27565 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27566 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27568 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27570 PR middle-end/38934
27571 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27572 set to varying whenever max has TREE_OVERFLOW set, similarly
27573 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27575 2009-01-28 Richard Guenther <rguenther@suse.de>
27577 PR middle-end/38908
27578 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27579 uninitialized aggregate uses in call arguments.
27581 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27583 PR tree-optimization/38984
27584 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27585 the nothing_id variable if -fno-delete-null-pointer-checks.
27587 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27590 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27591 (set_got_offset_rex64): Ditto.
27593 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27596 * doc/extend.texi: Improve local variable with asm reg.
27598 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27600 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27601 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27602 was not supplied then set warn_packed_bitfield_compat to the
27603 default value of 1.
27604 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27607 2009-01-27 Richard Guenther <rguenther@suse.de>
27609 PR tree-optimization/38503
27610 * cfgexpand.c (expand_gimple_basic_block): Ignore
27611 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27612 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27613 variables that cannot have TBAA applied.
27614 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27617 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27619 PR middle-end/38969
27620 * calls.c (initialize_argument_information): Do not wrap complex
27621 arguments in SAVE_EXPR.
27623 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27625 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27626 (INSTALL_LIBGCC): Revert typo commit.
27628 2009-01-26 Richard Guenther <rguenther@suse.de>
27630 PR tree-optimization/38745
27631 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27632 from special handling.
27634 2009-01-26 Richard Guenther <rguenther@suse.de>
27636 PR tree-optimization/38745
27637 * tree-ssa.c (execute_update_addresses_taken): Do not include
27638 variables that cannot possibly be a register in not_reg_needs.
27639 Do not clear TREE_ADDRESSABLE on vars that may not become
27641 * tree-ssa.c (update_alias_info_1): Include those in the set
27642 of addressable vars.
27644 2009-01-26 Richard Guenther <rguenther@suse.de>
27646 PR middle-end/38851
27647 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27648 * tree-ssa-dse.c: Include langhooks.h
27649 (execute_simple_dse): Remove stores with zero size.
27651 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27654 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27657 2009-01-24 Julian Brown <julian@codesourcery.com>
27659 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27660 config/arm/linux-atomic.c.
27661 * config/arm/linux-atomic.c: New.
27663 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27665 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27666 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27667 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27669 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27672 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27675 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27677 PR tree-optimization/38953
27678 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27679 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27680 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27681 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27684 2009-01-24 Paul Brook <paul@codesourcery.com>
27686 * config/arm/neon.md (neon_type): Move to arm.md.
27687 (neon_mov<VSTRUCT>): Add neon_type attribute.
27688 * config/arm/arm.md (neon_type): Move to here.
27689 (conds): Add "unconditioal" and use as default for NEON insns.
27691 2009-01-24 Ben Elliston <bje@au.ibm.com>
27693 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27694 void *' warning from -Wc++-compat.
27695 * Makefile.in (dominance.o-warn): Remove.
27697 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27699 PR tree-optimization/38932
27700 * fold-const.c (fold_unary_ignore_overflow): New.
27701 * tree.h (fold_unary_ignore_overflow): Declare.
27702 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27703 * tree-ssa-sccvn.c (visit_reference_op_load,
27704 simplify_unary_expression): Likewise.
27706 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27708 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27709 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27710 regardless of their type.
27711 * c-common.c (handle_packed_attribute): Don't ignore packed on
27713 * c.opt (Wpacked-bitfield-compat): New warning option.
27714 * stor-layout.c (place_field): Warn if offset of a field changed.
27715 * doc/extend.texi (packed): Mention the ABI change.
27716 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27717 (Warning Options): Add it to the list.
27719 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27721 * c-opts.c (c_common_post_options): Fix a typo in comments.
27723 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27725 PR middle-end/38615
27726 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27727 variables to static.
27728 * doc/invoke.texi (-fmerge-all-constants): Update description.
27730 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27733 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27734 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27736 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27738 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27740 (LOCAL_ALIGNMENT): Similarly.
27742 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27743 Joseph Myers <joseph@codesourcery.com>
27745 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27746 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27747 * config/arm/arm-tune.md: Regenerate.
27748 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27751 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27753 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27754 version number to five.
27756 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27759 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27760 * c-common.c (set_underlying_type): Likewise.
27761 (is_typedef_decl ): Likewise
27763 (set_underlying_type): Likewise.
27764 (is_typedef_type): Likewise.
27766 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27768 PR middle-end/38587
27769 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27772 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27775 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27776 (LIBGCC_SPEC): Don't define.
27777 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27779 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27781 PR rtl-optimization/38879
27782 * alias.c (base_alias_check): Unaligned access via AND address can
27783 alias all surrounding object types except those with sizes equal
27784 or wider than the size of unaligned access.
27786 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27789 * c-decl.c (clone_underlying_type): Move this ...
27790 * c-common.c (set_underlying_type): ... here.
27791 Also, make sure the function properly sets TYPE_STUB_DECL() on
27792 the newly created typedef variant type.
27793 (is_typedef_decl ): New entry point.
27794 * tree.h: Added a new member member_types_needing_access_check to
27795 struct tree_decl_non_common.
27796 (set_underlying_type): New entry point.
27797 (is_typedef_type): Likewise.
27799 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27801 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27802 Check whether two instructions have memory references that
27803 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27804 are helper functions for traversing.
27805 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27806 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27807 not to draw dependency edge for instructions with non-conflicting
27810 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27813 * longlong.h: Update copyright years. Use soft-fp license notice.
27814 Sync __clz_tab declaration with glibc.
27816 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27819 * doc/extend.texi (syscall_linkage): New.
27820 (version_id): Modify.
27822 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27823 Richard Guenther <rguenther@suse.de>
27825 PR tree-optimization/38747
27826 PR tree-optimization/38748
27827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27828 conversion if the base address is an indirect reference and the
27829 aliasing sets could cause issues.
27831 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27833 * common.opt (fgraphite, fgraphite-identity): Add comment for
27834 explaining why these options are not documented.
27836 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27838 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27839 gimple_call_lhs is NULL.
27841 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27844 * emit-rtl.c (adjust_address_1): Make sure memref is never
27847 2009-01-20 Ben Elliston <bje@au.ibm.com>
27849 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27850 const qualifier from arg parameter. Remove unnecessary cast to char *.
27851 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27852 const qualifier from arg 2.
27854 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27856 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27858 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27861 * rtl.h (reinit_regs): New prototype.
27862 * regclass.c: Include ira.h.
27863 (reinit_regs): New.
27864 * Makefile.in (regclass.o): Add ira.h.
27865 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27867 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27870 * c-common.c (handle_aligned_attribute): Use
27871 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27872 default alignment value.
27874 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27876 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27877 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27879 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27880 __BIGGEST_ALIGNMENT__.
27882 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27884 2009-01-18 Richard Guenther <rguenther@suse.de>
27886 PR tree-optimization/38819
27887 * tree-flow.h (operation_could_trap_helper_p): Declare.
27888 * tree-eh.c (operation_could_trap_helper_p): Export.
27889 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27890 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27891 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27892 are about to insert a possibly trapping instruction and fail
27895 2009-01-18 Andreas Schwab <schwab@suse.de>
27897 * doc/install.texi (Configuration): Remove obsolete paragraph
27898 about use of --with-gnu-ld with --with-gnu-as.
27900 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27902 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27903 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27904 Follow spelling conventions.
27906 2009-01-18 Ben Elliston <bje@au.ibm.com>
27908 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27909 C++ warning about implicit conversion from void * to struct
27911 (bitmap_obstack_free): Likewise for bitmap_element *.
27912 * Makefile.in (bitmap.o-warn): Remove.
27914 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27916 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27918 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27919 Tobias Grosser <tobi.grosser@amd.com>
27921 * graphite.c (graphite_trans_scop_block): Do not block single
27924 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27926 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27927 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27928 test with assertion.
27930 2009-01-16 Richard Guenther <rguenther@suse.de>
27932 PR tree-optimization/38835
27933 PR middle-end/36227
27934 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27935 and INT + PTR -> (INT)(PTR p+ INT) folding.
27936 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27938 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27941 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27942 the subreg from a lowpart subreg if it is also casting the value.
27944 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27945 Tobias Grosser <tobi.grosser@amd.com>
27947 * graphite.c (compare_prefix_loops): New.
27948 (build_scop_canonical_schedules): Rewritten.
27949 (graphite_transform_loops): Move build_scop_canonical_schedules
27950 after build_scop_iteration_domain.
27952 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27953 Tobias Grosser <tobi.grosser@amd.com>
27955 * graphite.c (add_conditions_to_domain): Add the loops to
27956 the dimension of the iteration domain. Do copy the domain
27957 only when it exists.
27958 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27959 (add_conditions_to_constraints): New.
27960 (can_generate_code_stmt, can_generate_code): Removed.
27961 (gloog): Do not call can_generate_code.
27962 (graphite_transform_loops): Call add_conditions_to_constraints
27963 after building the iteration domain.
27965 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27967 PR tree-optimization/38789
27968 * tree-ssa-threadedge.c
27969 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27970 __builtin_constant_p.
27972 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27974 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27975 examined before deleting them.
27977 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27979 * function.c (aggregate_value_p): Correctly extract the function
27980 type from CALL_EXPR_FN lookup.
27982 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27984 * config/picochip/picochip.c (picochip_override_options): Revert
27985 CFI asm flag disable commited previously.
27987 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27988 Tobias Grosser <tobi.grosser@amd.com>
27989 Jan Sjodin <jan.sjodin@amd.com>
27991 * graphite.c (scan_tree_for_params): On substractions negate
27992 all the coefficients of the term.
27993 (clast_to_gcc_expression_red): New. Handle reduction expressions
27994 of more than two operands.
27995 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27996 (get_vdef_before_scop): Handle also the case of default definitions.
27998 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28000 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28001 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28002 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28004 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28005 Joey Ye <joey.ye@intel.com>
28007 PR middle-end/37843
28008 * cfgexpand.c (expand_stack_alignment): Don't update stack
28009 boundary nor check incoming stack boundary here.
28010 (gimple_expand_cfg): Update stack boundary and check incoming
28011 stack boundary here.
28013 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28015 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28017 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28019 PR rtl-optimization/38245
28020 * calls.c (expand_call): Add stack arguments to
28021 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28022 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28023 in regs and partially in memory or BLKmode arguments.
28024 (emit_library_call_value_1): Add stack arguments to
28025 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28026 ACCUMULATE_OUTGOING_ARGS).
28027 * dce.c: Include tm_p.h.
28028 (find_call_stack_args): New function.
28029 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28031 (mark_insn): Call find_call_stack_args for CALL_Ps.
28032 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28033 forwards. Allocate and free arg_stores bitmap if needed, pass it
28034 down to deletable_insn_p, don't mark stores set in arg_stores
28035 bitmap, clear the bitmap at the beginning of each bb.
28036 * Makefile.in (dce.o): Depend on $(TM_P_H).
28038 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28041 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28042 to make sure the insn is a conditional test (bug 22599). Reformat a
28045 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28047 PR middle-end/38431
28048 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28049 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28050 (gloog): Do not call cleanup_tree_cfg.
28051 (graphite_transform_loops): Call cleanup_tree_cfg after all
28052 scops have been code generated.
28054 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28055 * doc/gty.texi (Invoking the garbage collector): Added new node
28056 and section documenting ggc_collect.
28058 2009-01-14 Richard Guenther <rguenther@suse.de>
28060 PR tree-optimization/38826
28061 PR middle-end/38477
28062 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28063 initialization notes only if we actually emitted a warning.
28064 (intra_create_variable_infos): Add constraints for a result decl
28065 that is passed by hidden reference.
28066 (build_pred_graph): Mark all related variables non-direct on
28069 2009-01-14 Nick Clifton <nickc@redhat.com>
28071 * ira-conflicts.c: Include addresses.h for the definition of
28073 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28074 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28076 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28079 * Makefile.in (ira-lives.o): Add except.h.
28081 * ira-lives.c: Include except.h.
28082 (process_bb_node_lives): Process can_throw_internal.
28084 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28086 PR rtl-optimization/38774
28087 * combine.c (simplify_set): When undoing cc_use change, don't do
28088 PUT_CODE on the newly created comparison, but instead put back the
28091 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28093 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28094 values. Remove duplicate arm8 entry.
28096 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28098 PR tree-optimization/38786
28099 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28100 the SSA_NAME case of expand_scalar_variables_expr.
28101 Set the type of an expression to the type of its assign statement.
28102 (expand_scalar_variables_expr): Also gather the scalar computation
28103 used to index the memory access. Do not pass loop_p.
28104 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28105 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28106 the gimple_stmt_iterator where it inserts new code.
28107 Do not pass loop_p.
28108 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28109 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28111 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28113 * graphite.h (debug_value): Removed.
28114 * graphite.c (debug_value): Removed.
28116 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28118 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28119 ldrd/strd with two 32-bit instructions.
28121 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28123 * config/arm/arm.c (struct processors): Pass for speed down into
28124 cost helper functions.
28125 (const_ok_for_op): Handle COMPARE and inequality nodes.
28126 (arm_rtx_costs_1): Rewrite.
28127 (arm_size_rtx_costs): Update prototype.
28128 (arm_rtx_costs): Pass speed down to helper functions.
28129 (arm_slowmul_rtx_costs): Rework cost calculations.
28130 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28131 (arm_9e_rtx_costs): Likewise.
28133 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28135 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28136 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28137 (alpha_legitimize_address): Do not split local symbols wider than
28138 UNITS_PER_WORD into HIGH/LO_SUM parts.
28140 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28143 * gcc.c (process_command): Replace call to execvp with calls
28144 to pex_one and exit.
28146 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28149 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28150 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28151 variant for devices with 3-byte PC.
28152 (__tablejump_elpm__): New.
28154 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28157 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28158 offsetof member-designator, handle it as `[0].'.
28160 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28162 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28163 function when not using named sections on targets with named sections
28164 if branch distance is less than 262132.
28166 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28168 * combine.c (combine_instructions): Recompute
28169 optimize_this_for_speed_p for each BB in the main combine loop.
28171 2009-01-12 Tomas Bily <tbily@suse.cz>
28174 * tree-loop-distribution.c (prop_phis): New function.
28175 (generate_builtin): Call prop_phis.
28177 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28179 PR tree-optimization/38807
28180 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28181 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28183 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28185 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28186 subreg of op0 to the original op0.
28188 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28190 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28192 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28195 * mips-tfile.c (parse_def): Fix parsing of def strings
28196 starting with digits.
28198 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28201 * config/arm/arm.c (arm_is_long_call_p): Don't call
28202 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28204 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28206 * regrename.c (regrename_optimize): Fix dumping.
28207 (find_oldest_value_reg): Preserve REG_POINTER.
28208 (copy_hardreg_forward_1): Likewise.
28210 2009-01-09 Diego Novillo <dnovillo@google.com>
28212 * gimple.h (struct gimple_statement_base) <uid>: Document
28213 the restrictions on its use.
28214 (gimple_uid): Tidy.
28215 (gimple_set_uid): Tidy.
28217 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28219 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28220 zero guard even if align_bytes != 0 and count is smaller than
28223 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28225 PR rtl-optimization/38495
28226 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28227 (add_range_and_copies_from_move_list): Print all added ranges.
28228 Add ranges to memory optimized destination.
28230 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28234 * config/i386/i386.c (override_options): Reject
28235 -mstringop-strategy=rep_8byte with -m32.
28236 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28237 to 1. Do count comparison against epilogue_size_needed at compile
28238 time even when count_exp was constant forced into register. For
28239 size_needed don't jump to epilogue, instead just avoid aligning
28240 and invoke the body algorithm. If need_zero_guard, add zero guard
28241 even if count is non-zero, but smaller than size_needed + number of
28242 bytes that could be stored for alignment.
28243 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28244 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28245 but smaller than size_needed + number of bytes that could be stored
28246 for alignment. Compare size_needed with epilogue_size_needed instead
28247 of desired_align - align, don't adjust size_needed, pass
28248 epilogue_size_needed to the epilogue expanders.
28251 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28253 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28255 * pa.c (last_address): Change to unsigned.
28256 (update_total_code_bytes): Change argument to unsigned. Don't
28257 check if insn addresses are set.
28258 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28259 addresses are not set.
28260 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28262 2009-01-09 Nick Clifton <nickc@redhat.com>
28264 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28265 DECL_DECLARED_INLINE_P.
28267 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28269 PR middle-end/38347
28270 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28271 GET_MODE (op0) in operand_subword_force calls.
28273 PR middle-end/38771
28274 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28275 fold_convert arg0 operands to TREE_TYPE (op0) first.
28277 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28279 * params.def (ira-max-conflict-table-size): Decrease default value
28282 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28284 PR tree-optimization/37031
28285 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28287 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28288 allocate it using gc instead of heap, use VEC_quick_push instead of
28290 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28291 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28292 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28293 allocated vector from heap allocated.
28294 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28295 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28296 vector only after perfect_loop_nest_depth call.
28298 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28299 Jan Sjodin <jan.sjodin@amd.com>
28301 PR tree-optimization/38559
28302 * graphite.c (debug_value, copy_constraint,
28303 swap_constraint_variables, scale_constraint_variable, ): New.
28304 (get_lower_bound, get_upper_bound): Removed.
28305 (graphite_trans_bb_strip_mine): Clean up this code that works
28306 only for constant number of iterations. Fully copy upper and
28307 lower bound constraints, not only the constant part of them.
28308 * graphite.h (debug_value): Declared.
28310 2009-01-08 Ira Rosen <irar@il.ibm.com>
28312 PR tree-optimization/37194
28313 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28314 Don't add the cost of cost model guard in prologue to scalar
28315 outside cost in case of known number of iterations.
28317 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28318 Alan Modra <amodra@bigpond.net.au>
28320 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28321 non-word-aligned REG+CONST addressing.
28323 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28326 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28327 free_after_compilation when outputting a thunk.
28328 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28329 Do not call free_after_compilation here.
28331 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28333 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28334 (ix86_valid_target_attribute_inner_p): Ditto.
28336 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28338 PR tree-optimization/38492
28339 PR tree-optimization/38498
28340 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28341 * tree-chrec.h (scev_is_linear_expression): Declared.
28342 * graphite.c (graphite_cannot_represent_loop_niter): New.
28343 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28344 (graphite_loop_normal_form): Use gcc_assert.
28345 (scan_tree_for_params): Use CASE_CONVERT.
28346 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28347 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28348 Use gcc_assert. Discard scops that contain unhandled cases.
28349 (build_scop_conditions): Return a boolean status for unhandled cases.
28350 (strip_mine_profitable_p): Print the loop number, not its depth.
28351 (is_interchange_valid): Pass the depth of the loop nest, don't
28352 recompute it wrongly.
28353 (graphite_trans_bb_block): Same.
28354 (graphite_trans_bb_block): Print tentative of loop blocking.
28355 (graphite_trans_scop_block): Do not print that the loop has been
28357 (graphite_transform_loops): Do not handle scops that contain condition
28360 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28362 AVX Programming Reference (December, 2008)
28363 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28364 (_mm256_stream_pd): Likewise.
28365 (_mm256_stream_ps): Likewise.
28367 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28368 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28369 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28370 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28371 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28372 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28373 (ix86_expand_special_args_builtin): Likewise.
28375 * config/i386/sse.md (AVXMODEDI): New.
28376 (avx_movnt<mode>): Likewise.
28377 (avx_movnt<mode>): Likewise.
28378 (<sse>_movnt<mode>): Remove AVX support.
28379 (sse2_movntv2di): Likewise.
28381 2009-01-07 Richard Guenther <rguenther@suse.de>
28383 PR middle-end/38751
28384 * fold-const.c (extract_muldiv): Remove obsolete comment.
28385 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28386 to PLUS_EXPR canonicalization for the canonicalization.
28388 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28390 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28391 hosted cross-compilers generating less efficient code.
28393 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28395 * function.h (rtl_data): Add a dbr_scheduled_p field.
28396 * reorg.c (dbr_schedule): Set it.
28397 (gate_handle_delay_slots): Check it.
28398 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28399 (mips_reorg): Check flag_delayed_branch instead of
28400 mips_base_delayed_branch.
28401 (mips_override_options): Don't set mips_base_delayed_branch
28402 or flag_delayed_branch.
28404 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28406 PR rtl-optimization/38426.
28407 * ira.c (ira): Set current_function_is_leaf earlier.
28409 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28411 PR rtl-optimization/38722
28412 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28413 too early, only set a flag and modify after last possible
28416 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28419 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28420 * real.c (decimal_single_format): Correct values of emin and emax.
28421 (decimal_double_format): Ditto.
28422 (decimal_quad_format): Ditto.
28423 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28424 computation of DECnn_MIN and DECnn_MAX for corrected values of
28425 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28426 __DECnn_MIN__, and adjust its computation for the corrected value
28429 2009-01-06 Jan Hubicka <jh@suse.cz>
28432 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28434 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28436 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28437 Add Robert Clark to the list of testers.
28439 2009-01-06 Jan Hubicka <jh@suse.cz>
28440 Kai Tietz <kai.tietz@onevision.com>
28442 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28443 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28445 2009-01-06 Jan Hubicka <jh@suse.cz>
28446 Kai Tietz <kai.tietz@onevision.com>
28448 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28450 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28451 (ix86_nsaved_regs): Count only general purpose regs.
28452 (ix86_nsaved_sseregs): New.
28453 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28454 to 16 for w64; compute padding and size of sse reg save area.
28455 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28456 general purpose regs.
28457 (ix86_emit_save_sse_regs_using_mov): New.
28458 (ix86_expand_prologue): Save SSE regs if needed.
28459 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28460 (ix86_emit_restore_sse_regs_using_mov): New.
28461 (ix86_expand_epilogue): Save SSE regs if needed.
28463 2009-01-06 Jan Hubicka <jh@suse.cz>
28464 Kai Tietz <kai.tietz@onevision.com>
28466 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28467 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28468 functions when accumulate outgoing args is off.
28470 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28473 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28474 before using pseudos_have_intersected_live_ranges_p.
28476 * ira-int.h (ira_assert): Always define.
28478 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28480 AVX Programming Reference (December, 2008)
28481 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28482 (_mm256_permute2_pd): Likewise.
28483 (_mm_permute2_ps): Likewise.
28484 (_mm256_permute2_ps): Likewise.
28485 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28486 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28488 * config/i386/i386.c (ix86_builtins): Remove
28489 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28490 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28491 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28492 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28493 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28494 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28495 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28496 __builtin_ia32_vpermil2ps256.
28497 (ix86_init_mmx_sse_builtins): Updated.
28498 (ix86_expand_args_builtin): Likewise.
28500 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28502 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28503 long absolute calls when generating PA 2.0 code.
28505 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28507 PR rtl-optimization/38583
28508 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28510 * params.def (ira-max-conflict-table-size): New.
28512 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28514 * ira.h (ira_conflicts_p): New external definition.
28516 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28517 table. Report this. Return result of building.
28518 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28519 building conflict table.
28521 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28522 (ira_color): Use ira_conflicts_p.
28524 * global.c: Include ira.h.
28525 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28528 * Makefile.in (global.o): Add ira.h.
28530 * ira-build.c (mark_all_loops_for_removal,
28531 propagate_some_info_from_allocno): New.
28532 (remove_unnecessary_allocnos): Call
28533 propagate_some_info_from_allocno.
28534 (remove_low_level_allocnos): New.
28535 (remove_unnecessary_regions): Add parameter. Call
28536 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28537 parameter to remove_unnecessary_regions.
28538 (ira_build): Remove all regions but root if the conflict table was
28539 not built. Update conflict hard regs for allocnos crossing calls.
28541 * ira.c (ira_conflicts_p): New global.
28542 (ira): Define and use ira_conflicts_p.
28544 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28545 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28546 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28548 2009-01-06 Ben Elliston <bje@au.ibm.com>
28550 * gengtype-lex.l (YY_NO_INPUT): Define.
28552 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28555 * c-common.c (handle_vector_size_attribute): Also reject
28556 BOOLEAN_TYPE types.
28558 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28560 PR tree-optimization/38492
28561 * graphite.c (rename_map_elt, debug_rename_elt,
28562 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28563 rename_map_elt_info, eq_rename_map_elts,
28564 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28565 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28566 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28567 (sese_build_livein_liveouts): New.
28568 (new_sese, free_sese): New.
28569 (new_scop): Call new_sese.
28570 (free_scop): Call free_sese.
28571 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28572 (register_old_new_names): Renamed register_old_and_new_names.
28573 (register_scop_liveout_renames, add_loop_exit_phis,
28574 insert_loop_close_phis, struct igp,
28575 default_liveout_before_guard, add_guard_exit_phis,
28576 insert_guard_phis, copy_renames): New.
28577 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28578 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28579 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28580 (scop_adjust_phis_for_liveouts): New.
28581 (gloog): Call scop_adjust_phis_for_liveouts.
28583 * graphite.h (struct sese): Documented. Added fields liveout,
28584 num_ver and livein.
28585 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28586 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28587 (struct scop): Added field liveout_renames.
28588 (SCOP_LIVEOUT_RENAMES): New.
28590 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28592 PR tree-optimization/38510
28593 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28594 (translate_clast): Call recompute_all_dominators before
28596 (gloog): Call recompute_all_dominators before graphite_verify.
28598 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28599 Jan Sjodin <jan.sjodin@amd.com>
28601 PR tree-optimization/38500
28602 * graphite.c (create_sese_edges): Call fix_loop_structure after
28605 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28607 * config.gcc: Add m32r*-*-rtems*.
28608 * config/m32r/rtems.h: New file.
28610 2009-01-05 Ben Elliston <bje@au.ibm.com>
28612 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28613 (.po.pox): Likewise.
28614 (po/gcc.pot): Likewise.
28616 2009-01-04 David S. Miller <davem@davemloft.net>
28618 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28619 (STARTING_FRAME_OFFSET): Always set to zero.
28621 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28623 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28624 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28625 fixed-point types, and vectors of the same.
28627 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28629 * config/mips/sync.md (*mb_barrier): Rename to...
28630 (*memory_barrier): ...this.
28632 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28634 * doc/extend.texi (Function Attributes): Move @cindex after @item
28635 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28636 and put in alphabetical order. Fix 'target' name and put in order.
28637 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28640 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28642 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28643 (memory_barrier): Expand as unspec instead of unspec_volatile.
28644 Remove mem:BLK from insn operands. Use Pmode scratch register.
28645 (*memory_barrier): Define as unspec instead of unspec_volatile.
28646 Use (match_dup 0) as input operand.
28648 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28649 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28650 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28651 scratch register. Remove operand 1.
28652 (*stbar): Define as unspec instead of unspec_volatile.
28653 Use (match_dup 0) as input operand, remove (const_int 8).
28654 (*membar): Define as unspec instead of unspec_volatile.
28655 Use (match_dup 0) as input operand, remove input operand 2.
28657 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28658 (memory_barrier): Expand as unspec instead of unspec_volatile.
28659 Remove mem:BLK from insn operands. Use Pmode scratch register.
28660 (*memory_barrier): Define as unspec instead of unspec_volatile.
28661 Use (match_dup 0) as input operand.
28663 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28664 Remove mem:BLK from insn operands. Use Pmode scratch register.
28665 Set volatile flag on operand 0.
28666 (*memory_barrier): New insn pattern.
28668 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28670 (*memory_barrier): Use (match_dup 0) as input operand.
28672 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28673 Remove mem:BLK from insn operands. Use Pmode scratch register.
28674 Set volatile flag on operand 0.
28675 (*mb_internal): New insn pattern.
28677 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28679 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28681 PR middle-end/38586
28682 * function.c (struct temp_slot): Move to the section of the file
28683 that deals with temp slots. Remove field 'address'.
28684 (temp_slot_address_table): New hash table of address -> temp slot.
28685 (struct temp_slot_address_entry): New struct, items for the table.
28686 (temp_slot_address_compute_hash, temp_slot_address_hash,
28687 temp_slot_address_eq, insert_temp_slot_address): Support functions
28689 (find_temp_slot_from_address): Rewrite to use the new hash table.
28690 (remove_unused_temp_slot_addresses): Remove addresses of temp
28691 slots that have been made available.
28692 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28693 worker function for remove_unused_temp_slot_addresses.
28694 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28695 Add the temp slot address to the address -> temp slot map.
28696 (update_temp_slot_address): Update via insert_temp_slot_address.
28697 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28698 (pop_temp_slots): Likewise.
28699 (init_temp_slots): Allocate the address -> temp slot map, or empty
28700 the map if it is already allocated.
28701 (prepare_function_start): Initialize temp slot processing.
28703 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28705 PR middle-end/38584
28706 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28707 Calculate the size of all stack vars assuming no packing of stack
28708 vars will happen, replacing a quadratic algorithm with a linear one.
28710 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28713 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28716 2009-01-03 Diego Novillo <dnovillo@google.com>
28718 * doc/contrib.texi: Update contributions.
28720 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28723 * builtins.c (fold_builtin_memory_op): Give up if either operand
28724 is volatile. Set srctype or desttype to non-qualified version
28728 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28729 and FUNCTION_DECLs.
28731 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28733 PR rtl-optimization/35805
28734 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28735 problem if fast dce is able to remove any instructions.
28736 * dce.c (dce_process_block): Fix dump message.
28738 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28741 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28743 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28745 PR middle-end/38690
28746 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28747 * tree-pretty-print.c (op_code_prio): New function.
28748 (op_prio): No longer static. Use op_code_prio.
28749 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28750 Use op_prio and op_code_prio to determine if () should be
28751 printed around operand(s) or not.
28753 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28754 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28755 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28756 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28757 pp_character instead of pp_string for single letter printing.
28759 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28761 * doc/extend.texi: Fix '#pragma GCC option' typo.
28763 2009-01-02 Richard Guenther <rguenther@suse.de>
28765 * doc/install.texi (--enable-checking): Mention different
28766 default for stage1.
28767 (--enable-stage1-checking): Document.
28769 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28771 PR middle-end/30142
28772 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28773 case to be an error.
28775 2009-01-02 Ben Elliston <bje@au.ibm.com>
28777 * config/fp-bit.h (pack_d): Constify argument.
28778 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28779 (isnan): Constify argument.
28781 (iszero): Likewise.
28782 (pack_d): Likewise.
28783 (_fpadd_parts): Constify return type.
28784 (_fpmul_parts): Likewise.
28785 (_fpdiv_parts): Likewise.
28787 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28790 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28791 warn about overwriting initializer with side-effects or
28792 -Woverride-init if !IMPLICIT.
28793 (output_init_element): Likewise. Pass IMPLICIT down to
28795 (process_init_element): Add IMPLICIT argument. Pass it down
28796 to output_init_element.
28797 (push_init_element, pop_init_level, set_designator): Adjust
28798 process_init_element callers.
28799 (set_nonincremental_init, set_nonincremental_init_from_string):
28800 Adjust add_pending_init callers.
28801 (output_pending_init_elements): Adjust output_init_element callers.
28802 * c-tree.h (process_init_element): Adjust prototype.
28803 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28804 process_init_element callers.
28807 Copyright (C) 2009 Free Software Foundation, Inc.
28809 Copying and distribution of this file, with or without modification,
28810 are permitted in any medium without royalty provided the copyright
28811 notice and this notice are preserved.